FreeCalypso > hg > freecalypso-sw
view gsm-fw/L1/cfile/l1_cmplx.c @ 785:09382de17df9
aci: integrated up to ati_pdu.c
| author | Space Falcon <falcon@ivan.Harhan.ORG> |
|---|---|
| date | Thu, 12 Mar 2015 05:29:06 +0000 |
| parents | 6455c06fceb3 |
| children | 3bfeee466b0a |
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/************* Revision Controle System Header ************* * GSM Layer 1 software * L1_CMPLX.C * * Filename l1_cmplx.c * Copyright 2003 (C) Texas Instruments * ************* Revision Controle System Header *************/ #define L1_CMPLX_C //#pragma DUPLICATE_FOR_INTERNAL_RAM_START #include "config.h" #include "l1_confg.h" #include "l1_macro.h" #if (CODE_VERSION == SIMULATION) #include <string.h> #include "l1_types.h" #include "sys_types.h" #include "l1_const.h" #include "l1_time.h" #include "l1_signa.h" #include <l1_trace.h> #if TESTMODE #include "l1tm_defty.h" #endif #if (AUDIO_TASK == 1) #include "l1audio_const.h" #include "l1audio_cust.h" #include "l1audio_signa.h" #include "l1audio_defty.h" #include "l1audio_msgty.h" #endif #if (L1_GTT == 1) #include "l1gtt_const.h" #include "l1gtt_defty.h" #endif #if (L1_MP3 == 1) #include "l1mp3_defty.h" #endif #if (L1_MIDI == 1) #include "l1midi_defty.h" #endif //ADDED FOR AAC #if (L1_AAC == 1) #include "l1aac_defty.h" #endif #include "l1_defty.h" #include "cust_os.h" #include "l1_msgty.h" #include "l1_varex.h" #include "l1_proto.h" #include "l1_mftab.h" #include "l1_tabs.h" #include "l1_ver.h" #if L2_L3_SIMUL #include "l2_l3.h" #include "hw_debug.h" #endif #if L1_GPRS #include "l1p_cons.h" #include "l1p_msgt.h" #include "l1p_deft.h" #include "l1p_vare.h" #include "l1p_sign.h" #endif #include "sim_cons.h" #include "sim_def.h" extern T_hw FAR hw; #else #include "../../bsp/abb+spi/abb.h" #include <string.h> #include "l1_types.h" #include "sys_types.h" #include "l1_const.h" #include "l1_time.h" #include "l1_signa.h" #if TESTMODE #include "l1tm_defty.h" #if (RF_FAM == 60) #include "pld.h" #endif #endif #if (AUDIO_TASK == 1) #include "l1audio_const.h" #include "l1audio_cust.h" #include "l1audio_signa.h" #include "l1audio_defty.h" #include "l1audio_msgty.h" #endif #if (L1_GTT == 1) #include "l1gtt_const.h" #include "l1gtt_defty.h" #endif #if (L1_MP3 == 1) #include "l1mp3_defty.h" #endif #if (L1_MIDI == 1) #include "l1midi_defty.h" #endif //ADDED FOR AAC #if (L1_AAC == 1) #include "l1aac_defty.h" #endif #include "l1_defty.h" #include "../../gpf/inc/cust_os.h" #include "l1_msgty.h" #include "l1_varex.h" #include "l1_proto.h" #include "l1_mftab.h" #include "l1_tabs.h" #include "l1_ver.h" #include "l1_trace.h" #include "l1_ctl.h" #if L2_L3_SIMUL #include "l2_l3.h" #include "hw_debug.h" #include "l2_simul.h" #endif #if L1_GPRS #include "l1p_cons.h" #include "l1p_msgt.h" #include "l1p_deft.h" #include "l1p_vare.h" #include "l1p_sign.h" #endif #endif #if(RF_FAM == 61) #include "l1_rf61.h" #include "tpudrv61.h" #endif #include "l1_ctl.h" #if W_A_DSP1 extern UWORD8 old_sacch_DSP_bug; #endif #if TESTMODE #include "l1tm_msgty.h" #include "l1tm_signa.h" #include "l1tm_varex.h" void l1tm_fill_burst (UWORD16 pattern, UWORD16 *TM_ul_data); #if (ANALOG != 11) void ABB_Write_Uplink_Data(SYS_UWORD16 *TM_ul_data); #else // TODO #endif #endif #if ((TRACE_TYPE==2) || (TRACE_TYPE==3)) extern void L1_trace_string(char *s); extern void L1_trace_char (char s); #endif #if (GSM_IDLE_RAM != 0) #if (OP_L1_STANDALONE == 1) #include "csmi_simul.h" #else #include "csmi/sleep.h" #endif #endif #if (RF_FAM == 61) #include "l1_rf61.h" #if (DRP_FW_EXT==1) #include "l1_drp_inc.h" #else #include "drp_drive.h" #endif #endif /*-------------------------------------------------------*/ /* Prototypes of external functions used in this file. */ /*-------------------------------------------------------*/ void l1dmacro_synchro (UWORD32 when, UWORD32 value); void l1dmacro_offset (UWORD32 offset_value, WORD32 relative_time); void l1dmacro_rx_synth (UWORD16 arfcn); void l1dmacro_agc (UWORD16 arfcn,WORD8 gain, UWORD8 lna #if (RF_FAM == 61) ,UWORD8 if_ctl #endif ); void l1dmacro_rx_nb (UWORD16 arfcn); void l1dmacro_afc (UWORD16 afc_value, UWORD8 win_id); void l1dmacro_adc_read_rx (void); #if (CODE_VERSION != SIMULATION) #if (L1_MADC_ON ==1) void l1dmacro_adc_read_rx_cs_mode0(void); #endif #endif #if (RF_FAM != 61) void l1dtpu_serv_rx_nb (UWORD16 radio_freq, WORD8 agc, UWORD8 lna_off, UWORD32 synchro_serv,UWORD32 new_offset,BOOL change_offset, UWORD8 adc_active); #endif #if (RF_FAM == 61) void l1dtpu_serv_rx_nb (UWORD16 radio_freq, WORD8 agc, UWORD8 lna_off, UWORD32 synchro_serv,UWORD32 new_offset,BOOL change_offset, UWORD8 adc_active, UWORD8 csf_filter_choice, UWORD8 if_ctl #if (NEW_SNR_THRESHOLD == 1) ,UWORD8 saic_flag #endif /* NEW_SNR_THRESHOLD*/ ); #endif /* RF_FAM == 61*/ void l1ddsp_meas_read (UWORD8 nbmeas, UWORD16 *pm); #if L1_GPRS void l1pddsp_synchro (UWORD8 switch_mode, UWORD8 camp_timeslot); void l1pddsp_load_bcchn_task (UWORD8 tsq,UWORD16 radio_freq); void l1pddsp_meas_ctrl (UWORD8 nbmeas, UWORD8 pm_pos); void l1pddsp_meas_read (UWORD8 nbmeas, UWORD16 *a_pm); #if FF_L1_IT_DSP_USF void l1pddsp_idle_rx_nb (UWORD8 burst_nb, UWORD8 tsq, UWORD16 radio_freq, UWORD8 timeslot_no, BOOL ptcch_dl, BOOL usf_interrupt); #else void l1pddsp_idle_rx_nb (UWORD8 burst_nb, UWORD8 tsq, UWORD16 radio_freq, UWORD8 timeslot_no, BOOL ptcch_dl); #endif #endif #if (RF_FAM == 61) void cust_get_if_dco_ctl_algo (UWORD16* dco_algo_ctl, UWORD8* if_ctl, UWORD8 input_level_flag, UWORD8 input_level, UWORD16 radio_freq, UWORD8 if_threshold); #endif //#pragma DUPLICATE_FOR_INTERNAL_RAM_END extern UWORD16 toa_tab[4]; #if !((MOVE_IN_INTERNAL_RAM == 1) && (GSM_IDLE_RAM !=0)) // MOVE TO INTERNAL MEM IN CASE GSM_IDLE_RAM enabled //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_START // KEEP IN EXTERNAL MEM otherwise UWORD16 toa_tab[4]; //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_END #endif #if TESTMODE UWORD16 TM_ul_data[16]; //Uplink data to be stored into Omega Uplink buffer #endif #if ((REL99 == 1) && (FF_BHO == 1)) void l1dtpu_neig_fbsb(UWORD16 radio_freq, WORD8 agc, UWORD8 lna_off); // Blind handover #endif /*-------------------------------------------------------*/ /* l1s_ctrl_hwtest() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* task HWTEST. This function check the checksum of the */ /* DSP. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP */ /* interface. This is used mainly to swap then the */ /* com. page at the end of a control frame. */ /* -> set CTRL_TEST bit in the register. */ /*-------------------------------------------------------*/ void l1s_ctrl_hwtest(UWORD8 task, UWORD8 param2) { // Flag DSP programmation. // ************************ l1ddsp_load_monit_task(DSP_TASK_CODE[task],0); // Set "CTRL_TEST" flag in the controle flag register. l1s.dsp_ctrl_reg |= CTRL_TEST; } /*-------------------------------------------------------*/ /* l1s_read_hwtest() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* task HWTEST. This function read the checksum of the */ /* DSP. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1a_l1s_com.l1s_en_task" */ /* L1S task enable bit register. */ /* -> disable HWTEST task. */ /* */ /* "l1s.task_status[HWTEST].current_status" */ /* current task status for HWTEST task. */ /* -> disactivate HWTEST task. */ /* */ /*-------------------------------------------------------*/ void l1s_read_hwtest(UWORD8 task, UWORD8 param2) { #if (TRACE_TYPE==2) || (TRACE_TYPE==3)//OMAPS00090550 UWORD32 flash_type = 0; #endif xSignalHeaderRec *msg; #if (CODE_VERSION != SIMULATION) #if (DSP == 33) || (DSP == 34) || (DSP == 35) || (DSP == 36) || (DSP == 37) || (DSP == 38) || (DSP == 39) l1s.version.dsp_code_version = l1s_dsp_com.dsp_ndb_ptr->d_version_number1; l1s.version.dsp_checksum = (UWORD16) (l1s_dsp_com.dsp_db_r_ptr->a_pm[1] & 0xffff); l1s.version.dsp_patch_version = l1s_dsp_com.dsp_ndb_ptr->d_version_number2; #else l1s.version.dsp_code_version = (UWORD16) (l1s_dsp_com.dsp_db_r_ptr->a_pm[0] & 0xffff); l1s.version.dsp_checksum = (UWORD16) (l1s_dsp_com.dsp_db_r_ptr->a_pm[1] & 0xffff); //l1s.version.dsp_patch_version = (UWORD16) (l1s_dsp_com.dsp_db_r_ptr->a_pm[2] & 0xffff); l1s.version.dsp_patch_version = (UWORD32) *((API *) SC_CHKSUM_VER); //NOTE: dsp_patch_version is duplicated in d_version_number #endif #endif // NOT_SIMULATION // send L1_INIT_HW_CON to L1A... msg = os_alloc_sig(sizeof(T_TST_TEST_HW_CON)); DEBUGMSG(status,NU_ALLOC_ERR) msg->SignalCode = L1_TEST_HW_INFO; // added for the new naming convention ((T_TST_TEST_HW_CON*)(msg->SigP))->dsp_code_version = l1s.version.dsp_code_version; ((T_TST_TEST_HW_CON*)(msg->SigP))->dsp_checksum = l1s.version.dsp_checksum; ((T_TST_TEST_HW_CON*)(msg->SigP))->dsp_patch_version = l1s.version.dsp_patch_version; ((T_TST_TEST_HW_CON*)(msg->SigP))->mcu_tcs_program_release = l1s.version.mcu_tcs_program_release; ((T_TST_TEST_HW_CON*)(msg->SigP))->mcu_tcs_official = l1s.version.mcu_tcs_official; ((T_TST_TEST_HW_CON*)(msg->SigP))->mcu_tcs_internal = l1s.version.mcu_tcs_internal; os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) #if (TRACE_TYPE==2) || (TRACE_TYPE==3) uart_trace_checksum(flash_type); #endif // HWTEST task is completed, make it INACTIVE. // It is a 1 shot task, it must be also disabled in L1S. l1s.task_status[task].current_status = INACTIVE; l1a_l1s_com.l1s_en_task[HWTEST] = TASK_DISABLED; // Flag the use of the MCU/DSP dual page read interface. // ****************************************************** // Set flag used to change the read page at the end of "l1_synch" only. l1s_dsp_com.dsp_r_page_used = TRUE; } /*-------------------------------------------------------*/ /* l1s_new_synchro() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* task SYNCHRO. This function mainly adapts the L1/TPU */ /* timebase to a new setting. This new setting can come */ /* from a timeslot change or a full change of serving */ /* cell. This change is a big discontinuity, it requires */ /* some global variable reset. Here is a summary of the */ /* execution: */ /* */ /* - Traces for debug. */ /* - Disables the L1S task SYNCHRO (SYNCHRO is 1 shot) */ /* and make it inactive (current status set to */ /* INACTIVE). */ /* - Compute timeshift. */ /* - Program serving cell fine timeshift for TPU. */ /* - Execute serving cell frame number timeshift. */ /* - Flag TPU programmation. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1a_l1s_com.tn_difference" */ /* timeslot difference between new and old setting. */ /* This is used when timeshift is due to a change of */ /* timeslot but on the same serving cell. */ /* -> reset to 0. */ /* */ /* "l1a_l1s_com.Scell_inf.time_alignmt" */ /* fine time difference between current setting and */ /* new setting to achieve. */ /* -> reset to 0. */ /* */ /* "l1a_l1s_com.Scell_inf.fn_offset" */ /* frame number offset between current setting and new */ /* setting to achieve. */ /* -> reset to 0. */ /* */ /* "l1s.tpu_offset" */ /* value for SYNCHRO and OFFSET register in the TPU */ /* for current serving cell setting. */ /* -> set to the new setting. */ /* */ /* "l1a_l1s_com.l1s_en_task" */ /* L1S task enable bit register. */ /* -> disable SYNCHRO task. */ /* */ /* "l1s.task_status[SYNCHRO].current_status" */ /* current task status for SYNCHRO task. */ /* -> disactivate SYNCHRO task. */ /* */ /* "l1s.actual_time, l1s.next_time" */ /* frame number and derived numbers for current frame */ /* and next frame. */ /* -> update to new setting. */ /* */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU */ /* interface. This is used mainly to swap then the */ /* com. page at the end of a control frame. */ /* -> set CTRL_SYNC bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_new_synchro(UWORD8 param1, UWORD8 param2) { WORD32 offset; UWORD32 tpu_offset_shift; T_CELL_INFO *sptr = &(l1a_l1s_com.Scell_info); // Traces for debug mainly used during L1 simulation. // *************************************************** #if (TRACE_TYPE!=0) trace_fct(CST_L1S_NEW_SYNCHRO, l1a_l1s_com.Scell_info.radio_freq); #endif #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_tpu(dltsk_trace[SYNCHRO].name); #endif // Disable SYNCHRO task. // ********************** // SYNCHRO task is a one shot task enabled by L1A and // disables after its execution in L1S. Here is the disabling. l1a_l1s_com.l1s_en_task[SYNCHRO] = TASK_DISABLED; l1s.task_status[SYNCHRO].current_status = INACTIVE; #if L1_GPRS //Change of mode when synchro is executed when switching from idle to transfer //In this case, PDTCH task has been enabled in transfer mode manager, but the mode is still not PACKET_TRANSFER_MODE if((l1a_l1s_com.l1s_en_task[PDTCH] == TASK_ENABLED) && (l1a_l1s_com.mode != PACKET_TRANSFER_MODE)) l1a_l1s_com.mode = PACKET_TRANSFER_MODE; #endif // Compute timeshift. // ******************* if(l1a_l1s_com.tn_difference < 0) // "tn_difference" field is not 0 only when the new serving cell is the same // as the old one. Therefore, we are just changing the timeslot. // If the new timeslot if lower than the old one then the serving FN must // be incremented by 1. To do so, we use the "fn_offset" field which is // loaded with "1". { sptr->fn_offset += 1; l1a_l1s_com.tn_difference += 8; } // update the TPU with the new TOA if necessary l1ctl_update_TPU_with_toa(); // Manage shifting value for TPU offset register... // if staying on the same serving cell but changing the RX timeslot (CCCH_GROUP or timeslot), // then the "timeslot difference" between old and new configuration is given in "tn_difference", // else "tn_difference" must contain 0. tpu_offset_shift = (sptr->time_alignmt) + (l1a_l1s_com.tn_difference * BP_DURATION); // Clear "timeslot difference" parameter. l1a_l1s_com.tn_difference = 0; // Get FN difference between actual synchro and the one we are going to switch to. // The switch (slide of OFFSET and REG_COM_INT) is performed at the time "OFFSET - epsilon". // If "tpu_offset_shift" is greater than "OFFSET - epsilon (called SWITCH_TIME)" then // the next interrupt is going to occur very soon after the switch, and new FN comes directly // from current FN + the "fn_offset" (minus 1 since FN has just been incremented). Else 1 frame // is missed and new FN comes from "fn_offset + 1" (minus 1 since FN has just been incremented). offset = sptr->fn_offset - 1; if(tpu_offset_shift <= SWITCH_TIME) offset++; #if L1_FF_WA_OMAPS00099442 if(l1a_l1s_com.change_tpu_offset_flag == TRUE){ l1s.tpu_offset = (l1s.tpu_offset + (TPU_CLOCK_RANGE >> 1) ) % TPU_CLOCK_RANGE; l1a_l1s_com.change_tpu_offset_flag = FALSE; } #endif // Shift "tpu_offset" accordingly to the computed "tpu_offset_shift" value. // Rem: "%" is required since the result value can be greater than 2*TPU_CLOCK_RANGE. l1s.tpu_offset = (l1s.tpu_offset + tpu_offset_shift) % TPU_CLOCK_RANGE; // Program serving cell fine timeshift for TPU. // ********************************************* // Store the fine time shifting program in the MCU/TPU com. l1dmacro_synchro(SWITCH_TIME, l1s.tpu_offset); // Execute serving cell frame number timeshift. // ********************************************* // Slide frame numbers and derived numbers to jump on new setting. l1s_increment_time(&(l1s.actual_time), offset); // Update actual_time. l1s.next_time = l1s.actual_time; l1s_increment_time(&(l1s.next_time), 1); // Next time is actual_time + 1 #if L1_GPRS l1s.next_plus_time = l1s.next_time; l1s_increment_time(&(l1s.next_plus_time), 1); // Next_plus time is next_time + 1 #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) trace_fct(CST_L1S_ADJUST_TIME, (UWORD32)(-1));//OMAPS00090550 #endif #if (TOA_ALGO == 2) // Fix in case of handovers and Test Mode l1s.toa_var.toa_update_fn = l1s.toa_var.toa_update_fn + offset; if(l1s.toa_var.toa_update_fn >= MAX_FN) { l1s.toa_var.toa_update_fn-= MAX_FN; } #endif // the FN was changed: it could have an impact on the gauging algorithm //Nina modify to save power, not forbid deep sleep, only force gauging in next paging if(l1s.force_gauging_next_paging_due_to_CCHR != 1) { l1s.pw_mgr.enough_gaug = FALSE; // forbid Deep sleep until next gauging } // Clear Serving offset and bob. sptr->fn_offset = 0; sptr->time_alignmt = 0; // Flag TPU programmation. // ************************ // Set "CTRL_SYNC" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_SYNC; #if (CODE_VERSION == SIMULATION) si_scheduling(MPHC_SCELL_NBCCH_REQ, NULL, TRUE); si_scheduling(MPHC_SCELL_EBCCH_REQ, NULL, TRUE); #endif #if TESTMODE // Continuous mode: if we are in continuous mode: return to the no continuous mode. if ((l1_config.TestMode) && (l1_config.tmode.rf_params.tmode_continuous == TM_CONTINUOUS)) l1_config.tmode.rf_params.tmode_continuous = TM_NO_CONTINUOUS; #endif #if L1_GPRS // Signals the GSM->GPRS or GPRS->GSM switch to the DSP. // ****************************************************** l1pddsp_synchro(l1a_l1s_com.dsp_scheduler_mode, l1a_l1s_com.dl_tn); // Flag DSP programmation. // Set "CTRL_SYNC" flag in the controle flag register. l1s.dsp_ctrl_reg |= CTRL_SYNC; #endif #if (CODE_VERSION == SIMULATION) si_scheduling(MPHC_SCELL_NBCCH_REQ, NULL, TRUE); si_scheduling(MPHC_SCELL_EBCCH_REQ, NULL, TRUE); #endif } /*-------------------------------------------------------*/ /* l1s_ctrl_ADC() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* task ADC. This function program the L1/TPU in order */ /* to perform an ADC measurement in CS_MODE0 */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_ADC(UWORD8 param1, UWORD8 param2) { // Traces and debug. // ****************** #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_ADC, (UWORD32)(-1));//OMAPS00090550 #endif #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); #endif // In CS_MODE0, MPHC_RXLEV_REQ is not received periodically. In case network is not found, //the period between 2 MPHC_RXLEV_REQ increases and can be as high as 360 seconds (Max Value) // To enable MADC periodically, the function l1dmacro_adc_read_rx_cs_mode0; is called #if (CODE_VERSION != SIMULATION) #if (L1_MADC_ON ==1) if (l1a_l1s_com.mode == CS_MODE0) l1dmacro_adc_read_rx_cs_mode0(); else l1dmacro_adc_read_rx(); // ADC performed into a rx scenario to have BULON and BULENA signals off so maintaining // low power consumption on ABB #else l1dmacro_adc_read_rx(); // ADC performed into a rx scenario to have BULON and BULENA signals off so maintaining // low power consumption on ABB #endif // End of L1_MADC_ON == 1 #else l1dmacro_adc_read_rx(); // ADC performed into a rx scenario to have BULON and BULENA signals off so maintaining // low power consumption on ABB #endif l1s.task_status[ADC_CSMODE0].current_status = INACTIVE; if (l1a_l1s_com.adc_mode & ADC_NEXT_CS_MODE0) // performe ADC only one time { l1a_l1s_com.adc_mode &= ADC_MASK_RESET_IDLE; // reset in order to have only one ADC measurement in CS_MODE0 l1a_l1s_com.l1s_en_task[ADC_CSMODE0] = TASK_DISABLED; // disable the ADC task in case of one shot } // Set "CTRL_MS" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_ADC; } #if !((MOVE_IN_INTERNAL_RAM == 1) && (GSM_IDLE_RAM !=0)) // MOVE TO INTERNAL MEM IN CASE GSM_IDLE_RAM enabled //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_START // KEEP IN EXTERNAL MEM otherwise /*-------------------------------------------------------*/ /* l1s_abort() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* task ABORT. When the L1S merge manager routine, */ /* "l1s_merge_manager()", finds a conflict between a */ /* running task and a pending task, it can come to */ /* aborting the running one to start executing the */ /* pending. Here is the routine which resets the comm. */ /* between the MCU and the DSP and TPU. The DSP is also */ /* signaled to abort any ongoing task. Here is a summary */ /* of the execution: */ /* */ /* - Traces for debug. */ /* - Reset MCU/DSP and MCU/TPU communications. */ /* - Signals the ABORT process to the DSP. */ /* - Flag DSP programmation. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1s.tpu_offset" */ /* OFFSET/SYNCHRO registers value for current serving */ /* cell setting. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP */ /* interface. This is used mainly to swap then the */ /* com. page at the end of a control frame. */ /* -> set CTRL_ABORT bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_abort(UWORD8 param1, UWORD8 param2) { // Traces for debug. // ****************** #if (TRACE_TYPE==5) trace_fct(CST_L1S_ABORT, l1a_l1s_com.Scell_info.radio_freq); #endif #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) trace_fct(CST_L1S_ABORT_W0_R0, (UWORD32)(-1));//OMAPS00090550 #endif #if (TRACE_TYPE==1) || (TRACE_TYPE==4) if (trace_info.current_config->l1_dyn_trace & 1<<L1_DYN_TRACE_L1S_DEBUG) Trace_L1s_Abort(trace_info.abort_task); #endif // Reset MCU/DSP and MCU/TPU communications. // ****************************************** // Reset Hardware... // Set "tpu_reset_bit" to 1. // Reset DSP write/read page. // Reset communication pointers. // Immediate Reload offset with Serving one. l1d_reset_hw(l1s.tpu_offset); l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; // Signals the ABORT process to the DSP. // ************************************** // Set "b_abort" to TRUE, dsp will reset current and pending tasks. l1s_dsp_com.dsp_db_w_ptr->d_ctrl_system |= (1 << B_TASK_ABORT); // Tasks are aborted on DSP side => forbid measurements during ABORT l1s.forbid_meas = 1; // Flag DSP programmation. // ************************ // Set "CTRL_ABORT" flag in the controle flag register. l1s.dsp_ctrl_reg |= CTRL_ABORT; #if (FF_L1_FAST_DECODING == 1) /* Reset fast decoding */ l1a_apihisr_com.fast_decoding.status = C_FAST_DECODING_NONE; l1a_apihisr_com.fast_decoding.contiguous_decoding = FALSE; #endif /* #if (FF_L1_FAST_DECODING == 1) */ } //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_END #endif /*-------------------------------------------------------*/ /* l1s_ctrl_msagc() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: BCCHN,FBNEW,SB1,SB2,SBCONF. This function is */ /* the control function for making a power measurement */ /* for refreshing the AGC for those tasks. It programs */ /* the DSP and the TPU for making 1 measurement in the */ /* next frame. Here is a summary of the execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Get the cell information structure. */ /* - Traces and debug. */ /* - Programs DSP for measurement task. */ /* - Programs TPU for measurement task. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* BCCHN, BCCH Neighbor reading task. */ /* FBNEW, Frequency Burst detection task in Idle mode. */ /* SB1, Synchro Burst reading task in Idle mode. */ /* SB2, Synchro Burst detection task in Idle mode. */ /* SBCONF, Synchro Burst confirmation task in Idle */ /* mode. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1s.afc" */ /* current AFC value to be applied for FBNEW and SB2 */ /* tasks in Cell Selection only. */ /* */ /* "l1a_l1s_com.task_param" */ /* task semaphore bit register. Used to skip this */ /* control if L1A has changed or is changing some of */ /* the task parameters. */ /* */ /* "l1a_l1s_com.Ncell_info.bcch" */ /* "l1a_l1s_com.Ncell_info.acquis" */ /* "l1a_l1s_com.Ncell_info.acquis" */ /* "l1a_l1s_com.Ncell_info.conf" */ /* cell information structure used for BCCHN,FBNEW, */ /* SB1/SB2,SBCONF respectively. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_win" */ /* each frame is composed with a maximum of 3 */ /* working/TPU windows (typically RX/TX/PW). This is */ /* a counter used to count the number of windows */ /* used. */ /* -> incremented. */ /* */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU */ /* interface. This is used mainly to swap then the */ /* com. page at the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP */ /* interface. This is used mainly to swap then the */ /* com. page at the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_msagc(UWORD8 task, UWORD8 param2) { #if (RF_FAM == 61) UWORD16 dco_algo_ctl_pw = 0; UWORD8 if_ctl = 0; //OMAPS00090550 UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif if(!(l1a_l1s_com.task_param[task])) // Check the task semaphore. The control body is executed only // when the task semaphore is 0. This semaphore can be set to // 1 whenever L1A makes some changes to the task parameters. { T_NCELL_SINGLE *cell_info_ptr = NULL; #if (L1_GPRS) T_NCELL_SINGLE pbcchn_cell_info; #endif #if ((REL99 == 1) && (FF_BHO == 1)) T_NCELL_SINGLE bho_cell_info; #endif // Get the cell information structure. // ************************************ switch(task) { case BCCHN: cell_info_ptr = &l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_norm];break; case BCCHN_TOP:cell_info_ptr = &l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_top];break; case FBNEW: cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id]; break; case SB2: cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sb_id]; break; case SBCONF: cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sbconf_id];break; #if ((REL99 == 1) && (FF_BHO == 1)) case FBSB: { cell_info_ptr = &bho_cell_info; bho_cell_info.radio_freq = l1a_l1s_com.nsync_fbsb.radio_freq; bho_cell_info.fn_offset = l1a_l1s_com.nsync_fbsb.fn_offset; } break; #endif #if (L1_GPRS) case PBCCHN_IDLE: { cell_info_ptr = &pbcchn_cell_info; pbcchn_cell_info.radio_freq = l1pa_l1ps_com.pbcchn.bcch_carrier; pbcchn_cell_info.fn_offset = l1pa_l1ps_com.pbcchn.fn_offset; } break; #endif default: return; } // Traces and debug. // ****************** #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_MSAGC, cell_info_ptr->radio_freq); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; // Programs DSP for measurement task. // *********************************** // Dsp pgm... (2 measurement). #if L1_GPRS switch (l1a_l1s_com.dsp_scheduler_mode) { case GPRS_SCHEDULER: { l1pddsp_meas_ctrl(2,0); } break; case GSM_SCHEDULER: { l1ddsp_load_monit_task(2, 0); } break; } #else l1ddsp_load_monit_task(2, 0); #endif #if (RF_FAM == 61) #if (PWMEAS_IF_MODE_FORCE == 0) cust_get_if_dco_ctl_algo (&dco_algo_ctl_pw, &if_ctl, (UWORD8) L1_IL_INVALID, 0, cell_info_ptr->radio_freq,C_IF_ZERO_LOW_THRESHOLD_GSM);//OMAPS00090550 #else if_ctl = IF_120KHZ_DSP; dco_algo_ctl_pw = DCO_IF_0KHZ; #endif // Duplicate the outcome of DCO control as there are 2 PM dco_algo_ctl_pw = (((dco_algo_ctl_pw<<2) & 0x0C) | (dco_algo_ctl_pw & 0x03)); // 0000ZLZL l1ddsp_load_dco_ctl_algo_pw(dco_algo_ctl_pw); #endif // Programs TPU for measurement task. // *********************************** // tpu pgm: measurement only. if (task == FBNEW) { l1dtpu_meas(cell_info_ptr->radio_freq, l1_config.params.high_agc, 0, // 0 is set for lna_off = 0 l1s.tpu_win, l1s.tpu_offset, INACTIVE #if(RF_FAM == 61) ,L1_AFC_NONE ,if_ctl #endif ); } else { l1dtpu_meas(cell_info_ptr->radio_freq, l1_config.params.high_agc, 0, // 0 is set for lna_off = 0 l1s.tpu_win, l1s.tpu_offset, INACTIVE #if(RF_FAM == 61) ,L1_AFC_SCRIPT_MODE ,if_ctl #endif ); } #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_OFFSET_NEIGH) buffer_trace(4, l1s.actual_time.fn, cell_info_ptr->radio_freq, cell_info_ptr->fn_offset, l1s.tpu_win); #endif #endif if (task == FBNEW) { // Increment tpu window identifier. l1s.tpu_win += (l1_config.params.rx_synth_load_split + PWR_LOAD); // tpu pgm: measurement only. l1dtpu_meas(cell_info_ptr->radio_freq, l1_config.params.low_agc, 0, // 0 is set for lna_off = 0 l1s.tpu_win, l1s.tpu_offset, INACTIVE #if(RF_FAM == 61) ,L1_AFC_SCRIPT_MODE ,if_ctl #endif ); } else { // Increment tpu window identifier. l1s.tpu_win += (l1_config.params.rx_synth_load_split + PWR_LOAD); // tpu pgm: measurement only. l1dtpu_meas(cell_info_ptr->radio_freq, l1_config.params.low_agc, 0, // 0 is set for lna_off = 0 l1s.tpu_win, l1s.tpu_offset, INACTIVE #if(RF_FAM == 61) ,L1_AFC_SCRIPT_MODE ,if_ctl #endif ); } // Increment tpu window identifier. l1s.tpu_win += (l1_config.params.rx_synth_load_split + PWR_LOAD); } // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_MS" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_MS; l1s.dsp_ctrl_reg |= CTRL_MS; // This task is not compatible with Neigh. Measurement. Store task length // in "forbid_meas" to indicate when the task will last. l1s.forbid_meas = TASK_ROM_MFTAB[task].size; } /*-------------------------------------------------------*/ /* l1s_ctrl_fb() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: FBNEW,FB51. This function is the control */ /* function for making a frequency burst acquisition on */ /* a neighbor cell. It programs the DSP and the TPU for */ /* making 1 attempt in reading the frequency burst.Here */ /* is a summary of the execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Traces and debug. */ /* - Programs DSP for FB acquisition task. */ /* - Programs TPU for FB acquisition task. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* FBNEW, Frequency Burst detection task in Idle mode. */ /* FB51, Frequency Burst detection task in Dedicated */ /* mode. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.task_param" */ /* task semaphore bit register. Used to skip this */ /* control if L1A has changed or is changing some of */ /* the task parameters. */ /* */ /* "l1a_l1s_com.Ncell_info.acquis" */ /* cell information structure used for FBNEW and FB51 */ /* tasks. */ /* */ /* "l1a_l1s_com.fb_mode" */ /* the frequency burst detection algorithm implemented */ /* in the DSP uses 2 different modes. The mode to use */ /* is indicated by this global variable and is passed */ /* to the DSP. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU */ /* interface. This is used mainly to swap then the */ /* com. page at the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP */ /* interface. This is used mainly to swap then the */ /* com. page at the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_fb(UWORD8 task, UWORD8 param2) { WORD8 agc; UWORD8 lna_off; BOOL en_task; BOOL task_param; UWORD32 dsp_task; #if (L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; #endif // Get "enable" task flag and "synchro semaphore" for current task. en_task = l1a_l1s_com.l1s_en_task[task]; task_param = l1a_l1s_com.task_param[task]; if((en_task) && !(task_param)) // Check the task semaphore and enable flag. The control body is executed only // when the task semaphore is 0 and enable flag is 1. The semaphore can be set to // 1 whenever L1A makes some changes to the task parameters. The enable can be // reset to 0 when the task is no more enabled. { T_NCELL_SINGLE *cell_info_ptr = NULL; // Get the cell information structure. // ************************************ cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id]; // Traces and debug. // ****************** #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_FB, cell_info_ptr->radio_freq); #endif #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 13) ; // Programs DSP for required task. // ******************************** // dsp pgm... dsp_task = l1s_swap_iq_dl(cell_info_ptr->radio_freq,task); l1ddsp_load_monit_task(dsp_task, l1a_l1s_com.fb_mode); // Programs TPU for required task. // ******************************** #if (L1_FF_MULTIBAND == 0) // lna_off flag is updated ONLY in case of l1ctl_pgc2 control algo lna_off = l1a_l1s_com.last_input_level[cell_info_ptr->radio_freq - l1_config.std.radio_freq_index_offset].lna_off; // Get AGC to be applied. agc = Cust_get_agc_from_IL(cell_info_ptr->radio_freq,l1a_l1s_com.last_input_level[cell_info_ptr->radio_freq - l1_config.std.radio_freq_index_offset].input_level >> 1, AV_ID, lna_off); #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(cell_info_ptr->radio_freq ); // lna_off flag is updated ONLY in case of l1ctl_pgc2 control algo lna_off = l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; // Get AGC to be applied. agc = Cust_get_agc_from_IL(cell_info_ptr->radio_freq,l1a_l1s_com.last_input_level[operative_radio_freq].input_level >> 1, AV_ID, lna_off); #endif // #if (L1_FF_MULTIBAND == 0) else // tpu pgm... l1dtpu_neig_fb(cell_info_ptr->radio_freq, agc, lna_off); } // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_RX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_RX; l1s.dsp_ctrl_reg |= CTRL_RX; // This task is not compatible with Neigh. Measurement. Store task length // in "forbid_meas" to indicate when the task will last. // Rem: Only FB51 task starts from this ctrl function. if(task==FB51) l1s.forbid_meas = TASK_ROM_MFTAB[task].size; } /*-------------------------------------------------------*/ /* l1s_ctrl_fbsb() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: FBSB. This function is the control */ /* function for making a frequency + synchro burst */ /* on a neighbor cell in case of blind handover */ /* It programs the DSP and the TPU for */ /* making 1 attempt in reading the frequency & synchro */ /* burst */ /* Here is a summary of the execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Traces and debug. */ /* - Programs DSP for FB+SB acquisition task. */ /* - Programs TPU for FB+SB acquisition task. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* FBSB, Frequency + Synchro burst detection task in */ /* blind handover */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.task_param" */ /* task semaphore bit register. Used to skip this */ /* control if L1A has changed or is changing some of */ /* the task parameters. */ /* */ /* "l1a_l1s_com.nsync_fbsb" */ /* cell information structure used for FBSB tasks. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU */ /* interface. This is used mainly to swap then the */ /* com. page at the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP */ /* interface. This is used mainly to swap then the */ /* com. page at the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /*-------------------------------------------------------*/ #if ((REL99 == 1) && (FF_BHO == 1)) void l1s_ctrl_fbsb(UWORD8 task, UWORD8 param2) { WORD8 agc; UWORD8 lna_off; UWORD32 dsp_task; //added by sajal for DCXO UWORD8 input_level; #if (RF_FAM == 61) UWORD16 dco_algo_ctl_sb = 0; UWORD8 if_ctl = 0; UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif #if (L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; #endif // Traces and debug. // ****************** #if (TRACE_TYPE!=0) // trace_fct(CST_L1S_CTRL_FBSB, l1a_l1s_com.nsync_fbsb.radio_freq); #endif #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 13) ; // Programs DSP for required task. // ******************************** // dsp pgm... dsp_task = l1s_swap_iq_dl(l1a_l1s_com.nsync_fbsb.radio_freq, task); l1ddsp_load_monit_task(dsp_task, 1); #if (L1_FF_MULTIBAND == 0) input_level = l1a_l1s_com.last_input_level[l1a_l1s_com.nsync_fbsb.radio_freq - l1_config.std.radio_freq_index_offset].input_level; #else operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(l1a_l1s_com.nsync_fbsb.radio_freq); input_level = l1a_l1s_com.last_input_level[operative_radio_freq].input_level; #endif #if (RF_FAM == 61) // Locosto DCO cust_get_if_dco_ctl_algo(&dco_algo_ctl_sb, &if_ctl, (UWORD8) L1_IL_VALID , input_level, l1a_l1s_com.nsync_fbsb.radio_freq,if_threshold); l1ddsp_load_dco_ctl_algo_sb(dco_algo_ctl_sb); #endif // Programs TPU for required task. // ******************************** #if (L1_FF_MULTIBAND == 0) // lna_off flag is updated ONLY in case of l1ctl_pgc2 control algo lna_off = l1a_l1s_com.last_input_level[l1a_l1s_com.nsync_fbsb.radio_freq - l1_config.std.radio_freq_index_offset].lna_off; // Get AGC to be applied. agc = Cust_get_agc_from_IL(l1a_l1s_com.nsync_fbsb.radio_freq, l1a_l1s_com.last_input_level[l1a_l1s_com.nsync_fbsb.radio_freq - l1_config.std.radio_freq_index_offset].input_level >> 1, AV_ID, lna_off); #else // L1_FF_MULTIBAND = 1 below /*operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(l1a_l1s_com.nsync_fbsb.radio_freq);*/ // lna_off flag is updated ONLY in case of l1ctl_pgc2 control algo lna_off = l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; // Get AGC to be applied. agc = Cust_get_agc_from_IL(l1a_l1s_com.nsync_fbsb.radio_freq, l1a_l1s_com.last_input_level[operative_radio_freq].input_level >> 1, AV_ID, lna_off); #endif // #if (L1_FF_MULTIBAND == 0) else // tpu pgm... l1dtpu_neig_fbsb(l1a_l1s_com.nsync_fbsb.radio_freq, agc, lna_off); // Disable Task // FTH l1a_l1s_com.l1s_en_task[FBSB] = TASK_DISABLED; // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_RX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_RX; l1s.dsp_ctrl_reg |= CTRL_RX; } #endif //#if ((REL99 == 1) && (FF_BHO == 1)) /*-------------------------------------------------------*/ /* l1s_ctrl_sbgen() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: SB1,SB2,SB51,SBCONF,SBCNF51. This function is */ /* the control function for making a synchro burst */ /* reading on a neighbor cell in Cell Selection, Idle */ /* mode and dedicated mode SDCCH. It programs the DSP */ /* and the TPU for making 1 attempt in reading the */ /* synchro burst. Here is a summary of the execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Get the cell information structure. */ /* - Traces and debug. */ /* - Programs DSP for SB reading task. */ /* - Programs TPU for SB reading task. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* SB1, Synchro Burst reading task in Idle mode. */ /* SB2, Synchro Burst detection task in Idle mode. */ /* SBCONF, Synchro Burst confirmation task in Idle */ /* mode. */ /* SB51, Synchro Burst reading task in Dedicated mode. */ /* SBCNF51, Synchro Burst confirmation task in */ /* Dedicated mode. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.task_param" */ /* task semaphore bit register. Used to skip this */ /* control if L1A has changed or is changing some of */ /* the task parameters. */ /* */ /* "l1a_l1s_com.Ncell_info.acquis" */ /* cell information structure used for SB1, SB2 and */ /* SB51 tasks. */ /* */ /* "l1a_l1s_com.Ncell_info.conf" */ /* cell information structure used for SBCONF and */ /* SBCNF51 tasks. */ /* */ /* "l1s.tpu_offset" */ /* value for SYNCHRO and OFFSET register in the TPU */ /* for current serving cell setting. It is used here */ /* by the synchro burst reading TPU driver since this */ /* driver changes the OFFSET register. At the end of */ /* the task it restores the serving cell offset value. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_sbgen(UWORD8 task, UWORD8 attempt) { UWORD8 reload_serv_offset = TRUE; // Default: offset serving reloaded. WORD8 agc; UWORD8 lna_off; BOOL en_task; BOOL task_param; UWORD32 dsp_task; UWORD8 input_level; #if (RF_FAM == 61) UWORD16 dco_algo_ctl_sb = 0; UWORD8 if_ctl = 0; UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif #if (L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; #endif // Get "enable" task flag and "synchro semaphore" for current task. en_task = l1a_l1s_com.l1s_en_task[task]; task_param = l1a_l1s_com.task_param[task]; if((en_task) && !(task_param)) // Check the task semaphore and enable flag. The control body is executed only // when the task semaphore is 0 and enable flag is 1. The semaphore can be set to // 1 whenever L1A makes some changes to the task parameters. The enable can be // reset to 0 when the task is no more enabled. { T_NCELL_SINGLE *cell_info_ptr = NULL; switch(task) { case SB2: { // Get the cell information structure. // ************************************ cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sb_id]; if(attempt == 1) reload_serv_offset = FALSE; // Offset serving not reloaded on 1st CTRL. #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_SB2, cell_info_ptr->radio_freq); #endif } break; case SB51: { // Get the cell information structure. // ************************************ cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sb_id]; #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_SB51, cell_info_ptr->radio_freq); #endif } break; case SBCONF: case SBCNF51: { // Get the cell information structure. // ************************************ cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sbconf_id]; #if (TRACE_TYPE!=0) if(task == SBCONF) trace_fct(CST_L1S_CTRL_SBCONF, cell_info_ptr->radio_freq); else trace_fct(CST_L1S_CTRL_SBCNF51, cell_info_ptr->radio_freq); #endif #if (L1_EOTD==1) // We need to trigger the TOA tracking / adjustment period // which logs all TOA updates after E-OTD has started... if(l1a_l1s_com.nsync.eotd_meas_session == TRUE) { if( (l1a_l1s_com.nsync.eotd_toa_phase == 0) && (l1a_l1s_com.nsync.active_sbconf_id == 12) ) { l1a_l1s_com.nsync.eotd_toa_tracking = 0; l1a_l1s_com.nsync.eotd_toa_phase = 1; } l1a_l1s_com.nsync.eotd_cache_toa_tracking = l1a_l1s_com.nsync.eotd_toa_tracking; } #endif } break; default: return; } // Traces and debug. // ****************** #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 3) ; // Programs DSP for required task. // ******************************** // dsp pgm... dsp_task = l1s_swap_iq_dl(cell_info_ptr->radio_freq,task); l1ddsp_load_monit_task(dsp_task, 0); #if (L1_FF_MULTIBAND == 0) input_level = l1a_l1s_com.last_input_level[cell_info_ptr->radio_freq - l1_config.std.radio_freq_index_offset].input_level; #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(cell_info_ptr->radio_freq); input_level = l1a_l1s_com.last_input_level[operative_radio_freq].input_level; #endif //#if (L1_FF_MULTIBAND == 0) else #if (RF_FAM == 61) // Locosto DCO cust_get_if_dco_ctl_algo(&dco_algo_ctl_sb, &if_ctl, (UWORD8) L1_IL_VALID , input_level, cell_info_ptr->radio_freq,if_threshold); // This is a work-around for a DSP problem (OMAPS00117845) // The problem happens during neighbor FB/SB, when there is an // IDLE frame between neighbor FB and SB. // Neighbor cell SB(SB2) is different from other kind of SB decode. // For SB2 we open the RF window for 2 frames (2 C W W R) // For both Control, l1s_dsp_com.dsp_db_common_w_ptr->d_dco_algo_ctrl_sb is updated. // However DSP copies DB value to NDB and this value is copied only once. // At the end of the first SB, DSP right shifts the NDB variable. // The fix below replicates the DCO control information 4 times // so that DSP has correct information even after right shifting during first SB. if(task == SB2) { dco_algo_ctl_sb *= 0x55; } l1ddsp_load_dco_ctl_algo_sb(dco_algo_ctl_sb); #endif // Programs TPU for required task. // ******************************** #if (L1_FF_MULTIBAND == 0) // lna_off flag is ONLY updated in case of l1ctl_pgc2 control algorithm lna_off = l1a_l1s_com.last_input_level[cell_info_ptr->radio_freq - l1_config.std.radio_freq_index_offset].lna_off; // Get AGC to be applied. agc = Cust_get_agc_from_IL(cell_info_ptr->radio_freq, input_level >> 1, AV_ID,lna_off); #else // L1_FF_MULTIBAND = 0 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(cell_info_ptr->radio_freq); // lna_off flag is ONLY updated in case of l1ctl_pgc2 control algorithm lna_off = l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; // Get AGC to be applied. agc = Cust_get_agc_from_IL(cell_info_ptr->radio_freq, input_level >> 1, AV_ID,lna_off); #endif // #if (L1_FF_MULTIBAND == 0) else // tpu pgm... l1dtpu_neig_sb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, reload_serv_offset, attempt #if (RF_FAM == 61) ,if_ctl #endif ); #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_OFFSET_NEIGH) buffer_trace(4, l1s.actual_time.fn, cell_info_ptr->radio_freq, cell_info_ptr->time_alignmt,l1s.tpu_offset); #endif #endif } else // The task has been disabled or some parameters have changed, the serving tpu offset // must be restored. { if(attempt==2) { l1dmacro_offset(l1s.tpu_offset,IMM); } } // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_RX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_RX; l1s.dsp_ctrl_reg |= CTRL_RX; // This task is not compatible with Neigh. Measurement. Store task length // in "forbid_meas" to indicate when the task will last. // Rem: Only SB51/SBCNF51 tasks start from this ctrl function. if((task==SB51)||(task==SBCNF51)) l1s.forbid_meas = TASK_ROM_MFTAB[task].size; } #if (MOVE_IN_INTERNAL_RAM == 0) // Must be followed by the pragma used to duplicate the funtion in internal RAM //#pragma DUPLICATE_FOR_INTERNAL_RAM_START /*-------------------------------------------------------*/ /* l1s_ctrl_fb26() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: FB26. This function is the control function */ /* for making a frequency burst acquisition attempt on */ /* a neighbor cell in dedicated mode TCH. It programs */ /* the DSP and the TPU for making 1 attempt in reading */ /* the frequency burst.Here is a summary of the */ /* execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Traces and debug. */ /* - Programs DSP for FB acquisition task. */ /* - Programs TPU for FB acquisition task. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.Ncell_info.acquis" */ /* cell information structure used for FB26 task. */ /* */ /* "l1s.tpu_offset" */ /* value for SYNCHRO and OFFSET register in the TPU */ /* for current serving cell setting. It is used here */ /* by the frequency burst reading TPU driver since */ /* this driver changes the OFFSET register. At the end */ /* of the task it restores the serving cell offset */ /* value. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_fb26(UWORD8 param1, UWORD8 param2) { WORD8 agc; BOOL lna_off; UWORD32 dsp_task; UWORD16 radio_freq = 0; #if (L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; #endif #if (L1_12NEIGH ==1) BOOL en_task; BOOL task_param; // Get "enable" task flag and "synchro semaphore" for current task. en_task = l1a_l1s_com.l1s_en_task[param1]; task_param = l1a_l1s_com.task_param[param1]; if((en_task) && !(task_param)) // Check the task semaphore and enable flag. The control body is executed only // when the task semaphore is 0 and enable flag is 1. The semaphore can be set to // 1 whenever L1A makes some changes to the task parameters. The enable can be // reset to 0 when the task is no more enabled. #else if(!(l1a_l1s_com.task_param[FB26] == SEMAPHORE_SET)) #endif // Check the task semaphore. The control body is executed only // when the task semaphore is 0. This semaphore can be set to // 1 whenever L1A makes some changes to the task parameters. { #if (L1_12NEIGH ==1) T_NCELL_SINGLE *cell_info_ptr = NULL; cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id]; radio_freq = cell_info_ptr->radio_freq; #else radio_freq = l1a_l1s_com.nsync.list[0].radio_freq; #endif // Traces and debug. // ****************** #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_FB26, radio_freq); #endif #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[FB26].name); #endif // Programs DSP for FB26 task. // **************************** // dsp pgm... dsp_task = l1s_swap_iq_dl(radio_freq,FB26); l1ddsp_load_monit_task(dsp_task, 1); // Programs TPU for FB26 task. // **************************** #if (L1_FF_MULTIBAND == 0) lna_off = l1a_l1s_com.last_input_level[radio_freq - l1_config.std.radio_freq_index_offset].lna_off; // agc is just computed from last stored IL agc = Cust_get_agc_from_IL(radio_freq, l1a_l1s_com.last_input_level[radio_freq - l1_config.std.radio_freq_index_offset].input_level >> 1, AV_ID, lna_off); #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(radio_freq); lna_off = l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; // agc is just computed from last stored IL agc = Cust_get_agc_from_IL(radio_freq, l1a_l1s_com.last_input_level[operative_radio_freq].input_level >> 1, AV_ID, lna_off); #endif // #if (L1_FF_MULTIBAND == 1) else // tpu pgm... l1dtpu_neig_fb26(radio_freq, agc, lna_off, l1s.tpu_offset); } // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_RX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_RX; l1s.dsp_ctrl_reg |= CTRL_RX; // This task is not compatible with Neigh. Measurement. Store task length // in "forbid_meas" to indicate when the task will last. // Special case: we set forbid_meas to skip the measurements in the frames // FN%26=24 or 25. l1s.forbid_meas = 3; } //#pragma DUPLICATE_FOR_INTERNAL_RAM_END #endif // MOVE_IN_INTERNAL_RAM #if (MOVE_IN_INTERNAL_RAM == 0) // Must be followed by the pragma used to duplicate the funtion in internal RAM //#pragma DUPLICATE_FOR_INTERNAL_RAM_START /*-------------------------------------------------------*/ /* l1s_ctrl_sb26() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: SB1,SB2,SB51,SBCONF,SBCNF51. This function is */ /* the control function for making a synchro burst */ /* reading on a neighbor cell in Cell Selection, Idle */ /* mode and dedicated mode SDCCH. It programs the DSP */ /* and the TPU for making 1 attempt in reading the */ /* synchro burst. Here is a summary of the execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Get the cell information structure. */ /* - Traces and debug. */ /* - Programs DSP for SB reading task. */ /* - Programs TPU for SB reading task. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* SB26, Synchro Burst reading task in Dedicated mode, */ /* TCH. */ /* SBCNF26, Synchro Burst confirmation task in Dedic. */ /* mode TCH. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.Ncell_info.acquis" */ /* cell information structure used for SB26 task. */ /* */ /* "l1a_l1s_com.Ncell_info.conf" */ /* cell information structure used for SBCNF26 task. */ /* */ /* "l1s.tpu_offset" */ /* value for SYNCHRO and OFFSET register in the TPU */ /* for current serving cell setting. It is used here */ /* by the synchro burst reading TPU driver since this */ /* driver changes the OFFSET register. At the end of */ /* the task it restores the serving cell offset value. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_sb26(UWORD8 task, UWORD8 param2) { UWORD32 nb_nop = 0; WORD8 agc; BOOL lna_off; UWORD32 dsp_task; UWORD8 input_level; UWORD32 temp; #if (L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; #endif #if (L1_12NEIGH ==1) BOOL en_task; BOOL task_param; #if (RF_FAM == 61) UWORD16 dco_algo_ctl_sb = 0; UWORD8 if_ctl = 0 ; UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif // Get "enable" task flag and "synchro semaphore" for current task. en_task = l1a_l1s_com.l1s_en_task[task]; task_param = l1a_l1s_com.task_param[task]; if((en_task) && !(task_param)) #else if(!(l1a_l1s_com.task_param[task])) #endif // Check the task semaphore. The control body is executed only // when the task semaphore is 0. This semaphore can be set to // 1 whenever L1A makes some changes to the task parameters. { UWORD16 radio_freq = 0; UWORD32 time_alignmt = 0; #if (L1_12NEIGH ==1) T_NCELL_SINGLE *cell_info_ptr = NULL; if (task == SB26) cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sb_id]; if (task == SBCNF26) { #if (L1_EOTD==1) // We need to trigger the TOA tracking / adjustment period // which logs all TOA updates after E-OTD has started... if(l1a_l1s_com.nsync.eotd_meas_session == TRUE) { if( (l1a_l1s_com.nsync.eotd_toa_phase == 0) && (l1a_l1s_com.nsync.active_sbconf_id == 12) ) { l1a_l1s_com.nsync.eotd_toa_tracking = 0; l1a_l1s_com.nsync.eotd_toa_phase = 1; } l1a_l1s_com.nsync.eotd_cache_toa_tracking = l1a_l1s_com.nsync.eotd_toa_tracking; } #endif cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sbconf_id]; } if(cell_info_ptr != NULL)//OMAPS00090550 { radio_freq = cell_info_ptr->radio_freq; time_alignmt = cell_info_ptr->time_alignmt; } #else // Get the cell information. // ************************** radio_freq = l1a_l1s_com.nsync.list[0].radio_freq; time_alignmt = l1a_l1s_com.nsync.list[0].time_alignmt; #endif // Traces and debug. // ****************** #if (TRACE_TYPE!=0) switch(task) { case SB26: trace_fct(CST_L1S_CTRL_SB26, radio_freq); break; case SBCNF26: trace_fct(CST_L1S_CTRL_SBCNF26, radio_freq); break; } #endif #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); #endif // Programs DSP for required task. // ******************************** // dsp pgm... dsp_task = l1s_swap_iq_dl(radio_freq,task); l1ddsp_load_monit_task(dsp_task, 0); // Programs TPU for required task. // ******************************** temp = (UWORD32)(l1_config.params.fb26_anchoring_time - EPSILON_SYNC); #if (L1_12NEIGH ==1) if(cell_info_ptr != NULL)//OMAPS00090550 { if((cell_info_ptr->sb26_offset == 1) && (time_alignmt >= temp)) //omaps00090550 #else if((l1a_l1s_com.nsync.list[0].sb26_offset == 1) && (time_alignmt >= temp)) //omaps00090550 #endif // SB is in the 2nd frame of the search slot... // ...and SB is at the very end of the slot. // We insert a nop in the tpu scenario to // be able to jump the 1st frame. { nb_nop = 1; } #if (L1_12NEIGH ==1) } #endif #if (L1_FF_MULTIBAND == 0) // agc is just computed from last stored IL input_level = l1a_l1s_com.last_input_level[radio_freq - l1_config.std.radio_freq_index_offset].input_level; lna_off = l1a_l1s_com.last_input_level[radio_freq - l1_config.std.radio_freq_index_offset].lna_off; agc = Cust_get_agc_from_IL(radio_freq, input_level >> 1, AV_ID, lna_off); #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(radio_freq); // agc is just computed from last stored IL input_level = l1a_l1s_com.last_input_level[operative_radio_freq].input_level; lna_off = l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; agc = Cust_get_agc_from_IL(radio_freq, input_level >> 1, AV_ID, lna_off); #endif // #if (L1_FF_MULTIBAND == 0) else #if (RF_FAM == 61) // Locosto DCO cust_get_if_dco_ctl_algo(&dco_algo_ctl_sb, &if_ctl, (UWORD8) L1_IL_VALID, input_level, radio_freq,if_threshold); l1ddsp_load_dco_ctl_algo_sb(dco_algo_ctl_sb); #endif // tpu pgm... l1dtpu_neig_sb26(radio_freq, agc, lna_off, time_alignmt, nb_nop, l1s.tpu_offset #if (RF_FAM == 61) ,if_ctl #endif ); } // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_RX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_RX; l1s.dsp_ctrl_reg |= CTRL_RX; // This task is not compatible with Neigh. Measurement. Store task length // in "forbid_meas" to indicate when the task will last. // Special case: we set forbid_meas to skip the measurements in the frames // FN%26=24 or 25. l1s.forbid_meas = 3; } //#pragma DUPLICATE_FOR_INTERNAL_RAM_END #endif // MOVE_IN_INTERNAL_RAM /*-------------------------------------------------------*/ /* l1s_ctrl_smscb() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: SMSCB. This function is the control function */ /* for reading a CBCH burst on the serving cell. It */ /* shifts the OFFSET register to match the normal burst */ /* receive task with the CBCH timeslot number (0,1,2 or */ /* 3), programs a normal burst reading and restores the */ /* OFFSET to the serving cell timeslot 0. On the last */ /* control (4th burst), the SYNCHRO/OFFSET registers are */ /* shifted back to the normal idle mode PCH reading */ /* setting. Here is a summary of the execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Traces and debug. */ /* - Programs DSP for SMSCB task, reading 1 burst. */ /* - Programs TPU for SMSCB task, reading 1 burst. */ /* - Shift TPU SYNCHRO/OFFSET registers back to the */ /* PAGING TASK timeslot. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* SMSCB, Short Message Service Cell Broadcast. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.cbch_desc" */ /* Cell Broadcast CHannel description structure. */ /* */ /* "l1a_l1s_com.Scell_info.bsic" */ /* BSIC of the serving cell. It is used here to pass */ /* the training sequence number (part of BSIC) to the */ /* DSP. */ /* */ /* "l1s.afc" */ /* current AFC value to be applied for SMSCB reading */ /* task. */ /* */ /* "l1a_l1s_com.offset_tn0" */ /* value to load in the OFFSET register to shift then */ /* any receive task to the timeslot 0 of the serving */ /* cell. This is the default setting to restore after */ /* any CBCH burst reading. */ /* */ /* "l1s.tpu_offset" */ /* value for the TPU SYNCHRO and OFFSET registers */ /* for current serving cell setting. It is used here */ /* at the end of the CBCH task controls to restore the */ /* SYNCHRO/OFFSET registers to the normal setting in */ /* idle mode. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.actual_time, l1s.next_time" */ /* frame number and derived numbers for current frame */ /* and next frame. */ /* -> update to cope with side effect due to synchro. */ /* changes/restores. */ /* */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_smscb(UWORD8 task, UWORD8 burst_id) { UWORD16 rx_radio_freq; UWORD32 offset_smscb; WORD8 agc; UWORD8 lna_off; UWORD32 dsp_task; static WORD32 new_tpu_offset; static BOOL change_synchro; UWORD8 input_level; #if (L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; #endif #if (NEW_SNR_THRESHOLD == 1) UWORD8 saic_flag=0; #endif /* NEW_SNR_THRESHOLD */ #if (RF_FAM == 61) UWORD16 dco_algo_ctl_nb = 0; UWORD8 if_ctl = 0; UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif // By default we choose the hardware filter UWORD8 csf_filter_choice = L1_SAIC_HARDWARE_FILTER; // Needed for simulated DSP GRPS scheduler #if (CODE_VERSION == SIMULATION) UWORD32 tpu_w_page; if (hw.tpu_r_page==0) tpu_w_page=1; else tpu_w_page=0; hw.rx_id[tpu_w_page][0]=0; hw.num_rx[tpu_w_page][0]=1; hw.rx_group_id[tpu_w_page]=1; #endif if((l1a_l1s_com.l1s_en_task[task] == TASK_ENABLED) && !(l1a_l1s_com.task_param[task] == SEMAPHORE_SET)) // Check the task semaphore. The control body is executed only // when the task semaphore is 0. This semaphore can be set to // 1 whenever L1A makes some changes to the task parameters. { // Get ARFCN to be used for current control. Output of the hopping algorithm. rx_radio_freq = l1a_l1s_com.dedic_set.radio_freq; // Traces and debug. // ****************** #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); #endif #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_SMSCB, rx_radio_freq); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; // Programs DSP for SMSCB task according to the DSP scheduler used // **************************************************************** #if L1_GPRS switch(l1a_l1s_com.dsp_scheduler_mode) { // dsp pgm is made using GSM scheduler... case GSM_SCHEDULER: { dsp_task = l1s_swap_iq_dl(rx_radio_freq, task); // dsp pgm... l1ddsp_load_rx_task(dsp_task,burst_id,l1a_l1s_com.cbch_desc.tsc); } break; // dsp pgm is made using GPRS scheduler... case GPRS_SCHEDULER: { #if FF_L1_IT_DSP_USF l1pddsp_idle_rx_nb(burst_id,l1a_l1s_com.cbch_desc.tsc,rx_radio_freq,0,FALSE,FALSE); #else l1pddsp_idle_rx_nb(burst_id,l1a_l1s_com.cbch_desc.tsc,rx_radio_freq,0,FALSE); #endif } break; } #else dsp_task = l1s_swap_iq_dl(rx_radio_freq, task); // dsp pgm... l1ddsp_load_rx_task(dsp_task,burst_id,l1a_l1s_com.cbch_desc.tsc); #endif // Check if "Synchro" change is needed. // ************************************* // If so the synchro is changed by 4 timeslots. if(burst_id == BURST_1) { // This task is not compatible with Neigh. Measurement. Store task length // in "forbid_meas" to indicate when the task will last. l1s.forbid_meas = TASK_ROM_MFTAB[task].size; change_synchro = l1a_l1s_com.change_synchro_cbch; if(change_synchro) { // compute TPU offset for "current timeslot + 4 timeslot" new_tpu_offset = l1s.tpu_offset + (4 * TN_WIDTH); if(new_tpu_offset >= TPU_CLOCK_RANGE) new_tpu_offset -= TPU_CLOCK_RANGE; // Slide synchro to match current timeslot + 4 timeslot. l1dmacro_synchro(l1_config.params.rx_change_synchro_time, new_tpu_offset); } else { new_tpu_offset = l1s.tpu_offset; } } // Programs TPU for SMSCB task, reading 1 burst. // ********************************************** offset_smscb = new_tpu_offset + l1a_l1s_com.tn_smscb * TN_WIDTH; if (offset_smscb >= TPU_CLOCK_RANGE) offset_smscb -= TPU_CLOCK_RANGE; #if (L1_FF_MULTIBAND == 0) // agc is set with the input_level computed from PAGC algo input_level = l1a_l1s_com.last_input_level[l1a_l1s_com.Scell_info.radio_freq - l1_config.std.radio_freq_index_offset].input_level; lna_off = l1a_l1s_com.last_input_level[l1a_l1s_com.Scell_info.radio_freq - l1_config.std.radio_freq_index_offset].lna_off; agc = Cust_get_agc_from_IL(l1a_l1s_com.Scell_info.radio_freq,input_level >> 1, MAX_ID, lna_off); #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(l1a_l1s_com.Scell_info.radio_freq); input_level = l1a_l1s_com.last_input_level[operative_radio_freq].input_level; lna_off = l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; agc = Cust_get_agc_from_IL(l1a_l1s_com.Scell_info.radio_freq,input_level >> 1, MAX_ID, lna_off); #endif // #if (L1_FF_MULTIBAND == 0) else #if(RF_FAM == 61) // Locosto DCO cust_get_if_dco_ctl_algo(&dco_algo_ctl_nb, &if_ctl, (UWORD8) L1_IL_VALID, input_level, l1a_l1s_com.Scell_info.radio_freq,if_threshold); l1ddsp_load_dco_ctl_algo_nb(dco_algo_ctl_nb); #endif // Store IL used for current CTRL in order to be able to buil IL from pm // in READ phase. #if (L1_FF_MULTIBAND == 0) l1a_l1s_com.Scell_used_IL.input_level = input_level; l1a_l1s_com.Scell_used_IL.lna_off = l1a_l1s_com.last_input_level[l1a_l1s_com.Scell_info.radio_freq - l1_config.std.radio_freq_index_offset].lna_off; #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(l1a_l1s_com.Scell_info.radio_freq); l1a_l1s_com.Scell_used_IL.input_level = input_level; l1a_l1s_com.Scell_used_IL.lna_off = l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; #endif // #if (L1_FF_MULTIBAND == 1) else #if (L1_SAIC != 0) // If SAIC is enabled, call the low level SAIC control function csf_filter_choice = l1ctl_saic(l1a_l1s_com.Scell_used_IL.input_level,l1a_l1s_com.mode #if (NEW_SNR_THRESHOLD == 1) ,task ,&saic_flag #endif ); #endif // tpu pgm... l1dtpu_serv_rx_nb(rx_radio_freq, agc, lna_off, new_tpu_offset, offset_smscb, TRUE, FALSE #if (RF_FAM == 61) ,csf_filter_choice ,if_ctl #endif #if (NEW_SNR_THRESHOLD == 1) ,saic_flag #endif /* NEW_SNR_THRESHOLD */ ); } // End if(task enabled and semaphore false) // Remark: //-------- // When the task is aborted, we must continue to make dummy // DSP programming to avoid communication mismatch due // to C/W/R pipelining. // We must also ensure the Synchro back since synchro change has surely be done // in the 1st CTRL phase. // Shift TPU SYNCHRO/OFFSET registers back to the default timeslot (normally (P)CCCH one). // **************************************************************************************** // When the CBCH reading control is completed (4 burst controled), // the SYNCHRO/OFFSET registers are shifted back to the normal idle // setting used for (P)CCCH reading on the serving cell. // Check if "Synchro" change was needed. // If so the synchro is changed to recover normal synchro. if(burst_id == BURST_4) { if(change_synchro) { // Slide synchro back to mach current serving timeslot. l1dmacro_synchro(SWITCH_TIME, l1s.tpu_offset); // Increment frame number. #if L1_GPRS l1s.actual_time = l1s.next_time; l1s.next_time = l1s.next_plus_time; l1s_increment_time(&(l1s.next_plus_time), 1); // Increment "next_plus time". #else l1s.actual_time = l1s.next_time; l1s_increment_time(&(l1s.next_time), 1); // Increment "next time". #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) trace_fct(CST_L1S_ADJUST_TIME, (UWORD32)(-1));//OMAPS00090550 #endif l1s.tpu_ctrl_reg |= CTRL_SYCB; l1s.dsp_ctrl_reg |= CTRL_SYNC; } } // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_RX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_RX; l1s.dsp_ctrl_reg |= CTRL_RX; } #if !((MOVE_IN_INTERNAL_RAM == 1) && (GSM_IDLE_RAM !=0)) // MOVE TO INTERNAL MEM IN CASE GSM_IDLE_RAM enabled //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_START // KEEP IN EXTERNAL MEM otherwise UWORD32 qual_acc_idle1[2]; /*-------------------------------------------------------*/ /* l1s_ctrl_snb_dl() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* serving cell normal burst reading tasks: NP, EP, */ /* BCCHS, ALLC, DDL and ADL. This function is the control*/ /* function for reading a normal burst on the serving */ /* cell. It programs the DSP and the TPU for reading a */ /* normal burst without change on the TPU OFFSET */ /* register and flags the reading of the normal paging */ /* burst. This flag is used by the measurement manager */ /* "l1s_meas_manager()" at the end of L1S. Here is a */ /* summary of the execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Catch ARFCN and set CIPHERING reduced frame */ /* number. */ /* - Traces and debug. */ /* - Programs DSP for required task. */ /* - Programs TPU for required task. */ /* - Flag the reading of a Normal Paging burst. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* NP, Normal paging reading task. */ /* EP, Extended paging reading task. */ /* BCCHS, BCCH Serving reading task. */ /* ALLC, All serving cell CCCH reading task. */ /* */ /* DDL, SDCCH DOWNLINK reading task. */ /* ADL, SACCH DOWNLINK (associated with SDCCH)reading */ /* task. */ /* */ /* "burst_id" */ /* BURST_1, 1st burst of the task. */ /* BURST_2, 2nd burst of the task. */ /* BURST_3, 3rd burst of the task. */ /* BURST_4, 4th burst of the task. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.dedic_set" */ /* Dedicated channel parameter structure. It is used */ /* to get the ARFCN to use for SDCCH (DDL, ADL). This */ /* ARFCN comes from the HOPPING algorithm called just */ /* before calling this function. */ /* */ /* "l1a_l1s_com.Scell_info" */ /* Serving cell information structure. */ /* .radio_freq, serving cell beacon frequency. */ /* .bsic, BSIC of the serving cell. It is used here */ /* to pass the training sequence number (part */ /* of BSIC) to the DSP. */ /* */ /* "l1s.afc" */ /* current AFC value to be applied for the given task. */ /* */ /* "l1s.tpu_offset" */ /* value for the TPU SYNCHRO and OFFSET registers */ /* for current serving cell setting. It is used here */ /* to refresh the TPU SYNCHRO and OFFSET registers */ /* with a corrected (time tracking of the serving) */ /* value prior to reading a serving cell normal burst. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.np_ctrl" */ /* Flag set when a normal paging burst reading is */ /* controled. This flag is used by the measurement */ /* manager "l1s_meas_manager()", at the end of L1S, to */ /* scheduling the neighbor cell measurements. */ /* -> set to 1. */ /* */ /* "l1s.tpu_win" */ /* each frame is composed with a maximum of 3 */ /* working/TPU windows (typically RX/TX/PW). This is */ /* a counter used to count the number of windows */ /* used. */ /* -> incremented. */ /* */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_snb_dl(UWORD8 task, UWORD8 burst_id) { UWORD8 lna_off; WORD8 agc; UWORD16 rx_radio_freq; UWORD8 tsc; T_INPUT_LEVEL *IL_info_ptr; UWORD32 dsp_task; //static BOOL change_synchro; UWORD8 adc_active = INACTIVE; #if (L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; #endif /*L1_FF_MULTIBAND*/ #if L1_GPRS static BOOL BCCHS_in_transfert = FALSE; static BOOL change_synchro;//OMAPS90550-new #endif UWORD8 input_level = 0; //omaps00090550 #if (RF_FAM == 61) UWORD16 dco_algo_ctl_nb = 0; UWORD8 if_ctl = 0; UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif #if (NEW_SNR_THRESHOLD == 1) UWORD8 saic_flag=0; #endif /* NEW_SNR_THRESHOLD */ // By default we choose the hardware filter UWORD8 csf_filter_choice = L1_SAIC_HARDWARE_FILTER; #if (FF_L1_FAST_DECODING == 1) BOOL fast_decoding_authorized = FALSE; if ( (burst_id == BURST_1) && (l1a_apihisr_com.fast_decoding.status == C_FAST_DECODING_FORBIDDEN) ) { l1a_apihisr_com.fast_decoding.status = C_FAST_DECODING_NONE; } fast_decoding_authorized = l1s_check_fast_decoding_authorized(task); if ( fast_decoding_authorized && l1s_check_deferred_control(task,burst_id) ) { /* Control is deferred until the upcoming fast decoding IT */ return; } /* if (fast_decoding_authorized)*/ /* In all other cases, control must be performed now. */ #endif /* FF_L1_FAST_DECODING == 1 */ if(!(l1a_l1s_com.task_param[task] == SEMAPHORE_SET)) // Check the task semaphore. The control body is executed only // when the task semaphore is 0. This semaphore can be set to // 1 whenever L1A makes some changes to the task parameters. { // Catch ARFCN and set CIPHERING reduced frame number. // Catch Training sequence. // **************************************************** if((task == DDL) || (task == ADL)) // Dedicated mode SDCCH downlink. { // Get ARFCN to be used for current control. rx_radio_freq = l1a_l1s_com.dedic_set.radio_freq; if (rx_radio_freq==l1a_l1s_com.Scell_info.radio_freq) // we are working on a beacon freq. IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas_beacon; else IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas;// we are working on a daughter freq // Catch training sequence code from the channel description. tsc = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->tsc; // Set CIPHERING reduced frame number. #if (AMR == 1) #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), SIG_ONLY_MODE, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type, #if !FF_L1_IT_DSP_DTX 0, 0, 0, 0, 0, 0); #else 0, 0, 0, 0, 0, 0, 0); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), SIG_ONLY_MODE, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type, #if !FF_L1_IT_DSP_DTX 0, 0, 0, 0); #else 0, 0, 0, 0, 0); #endif #endif #else #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), SIG_ONLY_MODE, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type, #if !FF_L1_IT_DSP_DTX 0, 0, 0, 0, 0); #else 0, 0, 0, 0, 0, 0); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), SIG_ONLY_MODE, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type, #if !FF_L1_IT_DSP_DTX 0, 0, 0); #else 0, 0, 0, 0); #endif #endif #endif lna_off = IL_info_ptr->lna_off; // for SDCCH we use DPAGC algorithm. #if DPAGC_MAX_FLAG agc = Cust_get_agc_from_IL(rx_radio_freq, IL_info_ptr->input_level >> 1, MAX_ID, lna_off); #else agc = Cust_get_agc_from_IL(rx_radio_freq, IL_info_ptr->input_level >> 1, AV_ID, lna_off); #endif // Store input_level and lna_off field used for current CTRL in order to be able to build IL // from pm in READ phase. l1a_l1s_com.Scell_used_IL = *IL_info_ptr; } // end if (task == DDL) || (task == ADL) else { rx_radio_freq = l1a_l1s_com.Scell_info.radio_freq; // Catch training sequence code from serving cell BCC (part of BSIC). tsc = l1a_l1s_com.Scell_info.bsic & 0x0007; // for PCH/E_PCH/Serving BCCH and All CCCH we use // PAGC algorithm. #if (L1_FF_MULTIBAND == 0) input_level = l1a_l1s_com.last_input_level[rx_radio_freq - l1_config.std.radio_freq_index_offset].input_level ; lna_off = l1a_l1s_com.last_input_level[rx_radio_freq - l1_config.std.radio_freq_index_offset].lna_off; agc = Cust_get_agc_from_IL(rx_radio_freq, input_level >> 1, MAX_ID, lna_off); // Store input_level and lna_off fields used for current CTRL in order to be able // to build IL from pm in READ phase. l1a_l1s_com.Scell_used_IL = l1a_l1s_com.last_input_level[rx_radio_freq - l1_config.std.radio_freq_index_offset]; #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(rx_radio_freq); input_level = l1a_l1s_com.last_input_level[operative_radio_freq].input_level ; lna_off = l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; agc = Cust_get_agc_from_IL(rx_radio_freq, input_level >> 1, MAX_ID, lna_off); // Store input_level and lna_off fields used for current CTRL in order to be able // to build IL from pm in READ phase. l1a_l1s_com.Scell_used_IL = l1a_l1s_com.last_input_level[operative_radio_freq]; #endif // #if (L1_FF_MULTIBAND == 0) else } #if(RF_FAM == 61) // Locosto DCO cust_get_if_dco_ctl_algo(&dco_algo_ctl_nb, &if_ctl, (UWORD8) L1_IL_VALID , input_level, rx_radio_freq,if_threshold); l1ddsp_load_dco_ctl_algo_nb(dco_algo_ctl_nb); #endif //RF_FAM =61 #if (L1_SAIC != 0) // If SAIC is enabled, call the low level SAIC control function csf_filter_choice = l1ctl_saic(l1a_l1s_com.Scell_used_IL.input_level,l1a_l1s_com.mode #if (NEW_SNR_THRESHOLD == 1) ,task ,&saic_flag #endif ); #endif //L!SAIC != 0 // ADC measurement // *************** // check if during the 1st burst of the bloc an ADC measurement must be performed if ((burst_id == BURST_1) && (task == NP)) { #if L1_GPRS //In case of network mode of operation II or III, CCCH reading is possible //in packet idle mode and in packet transfer mode. //ADC measurements are already managed by comlex function of Packet idle tasks if (!((l1a_l1s_com.l1s_en_task[PNP] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[PEP] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[PALLC] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[PDTCH] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[SINGLE] == TASK_ENABLED))) #endif { adc_active = l1s_ADC_decision_on_NP(); } } // end if (burst_id == BURST_1) && (task == NP) if (task == ADL) { // ADC measurement for SACCH DL // **************************** // check if during the SACCH burst an ADC measurement must be performed if (l1a_l1s_com.adc_mode & ADC_NEXT_TRAFFIC_DL) // perform ADC only one time { adc_active = ACTIVE; l1a_l1s_com.adc_mode &= ADC_MASK_RESET_TRAFFIC; // reset in order to have only one ADC measurement in Traffic } else if (l1a_l1s_com.adc_mode & ADC_EACH_TRAFFIC_DL) // perform ADC on each period bloc { if ((++l1a_l1s_com.adc_cpt)>=l1a_l1s_com.adc_traffic_period) // wait for the period { adc_active = ACTIVE; l1a_l1s_com.adc_cpt = 0; } } } // Traces and debug. // ****************** #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); #endif #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) trace_fct(CST_L1S_CTRL_SNB_DL_BURST0 + burst_id, (UWORD32)(-1));//OMAPS00090550 #endif #if (TRACE_TYPE==5) trace_fct(CST_L1S_CTRL_SNB_DL, rx_radio_freq); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; // the l1a_l1s_com.mode variable could change during the block: So test this variable only on the 1st block // See BUG2237 (mode change from Idle to Transfert during BCCHS task) #if (L1_GPRS) if (burst_id == BURST_1) BCCHS_in_transfert = ((l1a_l1s_com.mode == PACKET_TRANSFER_MODE) && ((task == EBCCHS) || (task == NBCCHS))); #endif // Programs DSP according to the DSP scheduler used // ************************************************* #if (L1_GPRS) switch(l1a_l1s_com.dsp_scheduler_mode) { // dsp pgm is made using GSM scheduler... case GSM_SCHEDULER: #if (FF_L1_FAST_DECODING == 1) l1ddsp_load_fast_dec_task(task,burst_id); #endif dsp_task = l1s_swap_iq_dl(rx_radio_freq,task); l1ddsp_load_rx_task(dsp_task, burst_id, tsc); break; // dsp pgm is made using GPRS scheduler... case GPRS_SCHEDULER: #if (FF_L1_FAST_DECODING == 1) l1ddsp_load_fast_dec_task(task,burst_id); #endif #if FF_L1_IT_DSP_USF l1pddsp_idle_rx_nb(burst_id,tsc,rx_radio_freq,0,FALSE,FALSE); #else l1pddsp_idle_rx_nb(burst_id,tsc,rx_radio_freq,0,FALSE); #endif break; } #else #if (FF_L1_FAST_DECODING == 1) l1ddsp_load_fast_dec_task(task,burst_id); #endif dsp_task = l1s_swap_iq_dl(rx_radio_freq,task); l1ddsp_load_rx_task(dsp_task, burst_id, tsc); #endif // update the TPU with the new TOA if necessary l1ctl_update_TPU_with_toa(); // Programs TPU for required task. // ******************************** #if (L1_GPRS) //In case of network mode of operation II or III, CCCH reading is possible //in packet idle mode and in packet transfer mode. // if (TS(CCCH) - TS(current task))%8 >= 4 synchro change is required // if not, OFFSET change is required // if (((task == EP) || (task == NP)) && ((l1a_l1s_com.l1s_en_task[PNP] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[PEP] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[PALLC] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[PDTCH] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[SINGLE] == TASK_ENABLED))) { UWORD32 new_offset; WORD32 new_synchro; UWORD32 ts_ccch; ts_ccch = (l1a_l1s_com.ccch_group * 2); //timeslot CCCH burts new_offset = (ts_ccch - l1a_l1s_com.dl_tn + 8) % 8; //dl_tn is the current time slot from previous task if (burst_id == BURST_1) l1s.forbid_meas = TASK_ROM_MFTAB[task].size; if (new_offset >= 4) l1s.algo_change_synchro_active = TRUE; if (l1s.algo_change_synchro_active) { // compute TPU offset for "current timeslot + 4 timeslot" new_synchro = l1s.tpu_offset + (4 * TN_WIDTH); if(new_synchro >= TPU_CLOCK_RANGE) new_synchro -= TPU_CLOCK_RANGE; //compute new offset new_offset = (((ts_ccch + 4 - l1a_l1s_com.dl_tn)%8) * TN_WIDTH) + new_synchro; } //no synchro change required, but new offset is computed else { new_synchro = l1s.tpu_offset; new_offset = (new_offset * TN_WIDTH) + new_synchro; } if (new_offset >= TPU_CLOCK_RANGE) new_offset -= TPU_CLOCK_RANGE; // tpu pgm... l1dtpu_serv_rx_nb(rx_radio_freq, agc, lna_off, new_synchro, new_offset, TRUE, adc_active #if (RF_FAM == 61) ,csf_filter_choice ,if_ctl #endif #if (NEW_SNR_THRESHOLD == 1) ,saic_flag #endif /*NEW_SNR_THRESHOLD */ ); } // end if (task == EP) || (task == NP) in packet Idle // in case of EBCCHS and NBCCHS in packet transfer a change synchro is performed else if (BCCHS_in_transfert) { UWORD32 new_offset; WORD32 new_synchro; change_synchro = ((l1a_l1s_com.dl_tn > 0) && (l1a_l1s_com.dl_tn < 5 )); // if change synchro is needed if(change_synchro) // TS= [1,2,3,4] { // the synchro is changed by 4 timeslots. new_synchro = l1s.tpu_offset + (4 * TN_WIDTH); if(new_synchro >= TPU_CLOCK_RANGE) new_synchro -= TPU_CLOCK_RANGE; // the TPU offset is changed according to the PDTCH time slot // because of the new synchro above with a shift of 4TS, // 4TS are substract to the offset new_offset = (8 - 4 - l1a_l1s_com.dl_tn) * TN_WIDTH; } else { // the synchro is unchanged new_synchro = l1s.tpu_offset; // the TPU offset is changed according to the PDTCH time slot new_offset = (8 - l1a_l1s_com.dl_tn) * TN_WIDTH; } new_offset += new_synchro; if (new_offset >= TPU_CLOCK_RANGE) new_offset -= TPU_CLOCK_RANGE; // tpu pgm... #if (RF_FAM == 61) l1dtpu_serv_rx_nb(rx_radio_freq, agc, lna_off, new_synchro, new_offset, TRUE, adc_active, csf_filter_choice, if_ctl #if (NEW_SNR_THRESHOLD == 1) ,saic_flag #endif /*NEW_SNR_THRESHOLD */ ); #endif #if(RF_FAM != 61) l1dtpu_serv_rx_nb(rx_radio_freq, agc, lna_off, new_synchro, new_offset, TRUE, adc_active); #endif } // end if (task == EBCCHS) || (task == NBCCHS) in packet Idle else #endif { // tpu pgm... #if (RF_FAM == 61) l1dtpu_serv_rx_nb(rx_radio_freq, agc, lna_off, l1s.tpu_offset, l1s.tpu_offset, FALSE, adc_active, csf_filter_choice, if_ctl #if (NEW_SNR_THRESHOLD == 1) ,saic_flag #endif /*NEW_SNR_THRESHOLD */ ); #endif #if (RF_FAM != 61) l1dtpu_serv_rx_nb(rx_radio_freq, agc, lna_off, l1s.tpu_offset, l1s.tpu_offset, FALSE, adc_active); #endif } // Increment tpu window identifier. l1s.tpu_win += (l1_config.params.rx_synth_load_split + RX_LOAD); // GSM DSP scheduler is not able to handle PWR too close to RX normal burst. // We have to oblige a min of 1 burst period between RX and PWR if(l1_config.params.rx_synth_load_split < BP_SPLIT) l1s.tpu_win += BP_SPLIT - l1_config.params.rx_synth_load_split; #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_OFFSET_NEIGH) buffer_trace(4, l1s.actual_time.fn, rx_radio_freq, l1s.tpu_win,l1s.tpu_offset); #endif #endif } #if (L1_GPRS) //In case of network mode of operation II or III, CCCH reading is possible //in packet idle mode and in packet transfer mode. if (((task == EP) || (task == NP)) && ((l1a_l1s_com.l1s_en_task[PNP] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[PEP] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[PALLC] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[PDTCH] == TASK_ENABLED) || (l1a_l1s_com.l1s_en_task[SINGLE] == TASK_ENABLED))) { if((burst_id == BURST_4) && l1s.algo_change_synchro_active) { // Slide synchro back to mach current serving timeslot. l1dmacro_synchro(SWITCH_TIME, l1s.tpu_offset); // Increment frame number. l1s.actual_time = l1s.next_time; l1s.next_time = l1s.next_plus_time; l1s_increment_time (&(l1s.next_plus_time), 1); // Increment "next_plus time". l1s.tpu_ctrl_reg |= CTRL_SYCB; l1s.dsp_ctrl_reg |= CTRL_SYNC; l1s.ctrl_synch_before = FALSE; l1s.algo_change_synchro_active = FALSE; #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) trace_fct(CST_L1S_ADJUST_TIME, (UWORD32)(-1));//OMAPS00090550 #endif } } // in case of EBCCHS and NBCCHS in packet transfer a change synchro is performed else if (BCCHS_in_transfert) { // Shift TPU SYNCHRO/OFFSET registers back to the default timeslot . // **************************************************************** // When the E/NBCCHS reading control is completed , // the SYNCHRO/OFFSET registers are shifted back to the normal // setting used for PCCH reading on the serving cell. // Check if "Synchro" change was needed. // If so the synchro is changed to recover normal synchro. if(burst_id == BURST_4) { if(change_synchro) // TS= [1,2,3,4] { // Slide synchro back to mach current serving timeslot. l1dmacro_synchro(SWITCH_TIME, l1s.tpu_offset); // Increment frame number. l1s.actual_time = l1s.next_time; l1s.next_time = l1s.next_plus_time; l1s_increment_time(&(l1s.next_plus_time), 1); // Increment "next_plus time". #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) trace_fct(CST_L1S_ADJUST_TIME, (UWORD32)(-1));//OMAPS00090550 #endif l1s.tpu_ctrl_reg |= CTRL_SYCB; l1s.dsp_ctrl_reg |= CTRL_SYNC; } } // This task is not compatible with Neigh. Measurement. Store task length // in "forbid_meas" to indicate when the task will last. if(burst_id == BURST_1) l1s.forbid_meas = TASK_ROM_MFTAB[task].size; } #endif // Flag the reading of a Normal Paging burst. // ******************************************* // Set flag "NP contoled !!". Used in "l1_synch()" to generate meas. controles. if(task == NP) l1a_l1s_com.ba_list.np_ctrl = burst_id+1; // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_RX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_RX; l1s.dsp_ctrl_reg |= CTRL_RX; } //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_END #endif /*-------------------------------------------------------*/ /* l1s_ctrl_snb_ul() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* serving cell normal burst sending tasks: DUL, AUL. */ /* This function is the control function for sending a */ /* burst on a SDCCH channel. It programs the DSP and the */ /* TPU for sending a normal burst taking into account */ /* the timing adavance. Here is a summary of the */ /* execution: */ /* */ /* - Catch ARFCN. */ /* - Traces and debug. */ /* - Programs DSP for required task. */ /* - Catch UL data block from DLL and gives it to DSP. */ /* - Programs TPU for required task. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* DUL, SDCCH UPLINK sending task. */ /* AUL, SACCH UPLINK (associated with SDCCH)sending */ /* task. */ /* */ /* "burst_id" */ /* BURST_1, 1st burst of the task. */ /* BURST_2, 2nd burst of the task. */ /* BURST_3, 3rd burst of the task. */ /* BURST_4, 4th burst of the task. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.dedic_set" */ /* Dedicated channel parameter structure. It is used */ /* to get the ARFCN to use for SDCCH (DUL, AUL). This */ /* ARFCN comes from the HOPPING algorithm called just */ /* before calling this function. */ /* */ /* "l1a_l1s_com.Scell_info" */ /* Serving cell information structure. */ /* .bsic, BSIC of the serving cell. It is used here */ /* to pass the training sequence number (part */ /* of BSIC) to the DSP. */ /* */ /* "l1s.afc" */ /* current AFC value to be applied for the given task. */ /* */ /* "l1s.tpu_offset" */ /* value for the TPU SYNCHRO and OFFSET registers */ /* for current serving cell setting. It is used here */ /* to restore this value in the OFFSET register after */ /* the TX burst programming. */ /* */ /* "l1s.applied_txpwr" */ /* Applied transmit power. */ /* */ /* "l1s.reported_txpwr" */ /* Transmit power to report in the L1 header of the */ /* SACCH data block. */ /* */ /* "l1a_l1s_com.dedic_set.aset" */ /* Active dedicated mode parameter set. */ /* .timing_advance, Timing advance to apply to the UL */ /* burst transmission. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_win" */ /* each frame is composed with a maximum of 3 */ /* working/TPU windows (typically RX/TX/PW). This is */ /* a counter used to count the number of windows */ /* used. */ /* -> set to TDMA_WIN3. */ /* */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_TX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_TX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_snb_ul(UWORD8 task, UWORD8 burst_id) { T_RADIO_FRAME *tx_data = NULL; UWORD16 tx_radio_freq; UWORD32 dsp_task; UWORD8 adc_active_ul = INACTIVE; // Catch ARFCN. // ************* // Get ARFCN to be used for current control. tx_radio_freq = l1a_l1s_com.dedic_set.radio_freq; // Traces and debug. // ****************** #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); if(burst_id == BURST_1) trace_flowchart_dsptx(dltsk_trace[task].name); #endif #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_SNB_UL, tx_radio_freq); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; // Programs DSP for required task. // ******************************** // Set CIPHERING reduced frame number. #if (AMR == 1) #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), SIG_ONLY_MODE, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type, #if !FF_L1_IT_DSP_DTX 0, 0, 0, 0, 0, 0); #else 0, 0, 0, 0, 0, 0, 0); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), SIG_ONLY_MODE, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type, #if !FF_L1_IT_DSP_DTX 0, 0, 0, 0); #else 0, 0, 0, 0, 0); #endif #endif #else #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), SIG_ONLY_MODE, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type, #if !FF_L1_IT_DSP_DTX 0, 0, 0, 0, 0); #else 0, 0, 0, 0, 0, 0); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), SIG_ONLY_MODE, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type, #if !FF_L1_IT_DSP_DTX 0, 0, 0); #else 0, 0, 0, 0); #endif #endif #endif if(task == DUL) // SDCCH/UL task. { if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send != 0) // "ho_acc_to_send" is a counter of Handover Access burst still to send. // This counter is set by "l1s_dedicated_mode_manager()" in L1S when a // Handover command is received from L3 through L1A. { // TX burst is a RACH. // ******************** // dsp and tpu pgm... l1s_ctrl_rach(RAHO,NO_PAR); // Decrement number of HO ACCESS burst still to be sent. // Rem: (-1) is used for Async. HO. if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send != -1) l1a_l1s_com.dedic_set.aset->ho_acc_to_send --; if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send == 0) // Handover access procedure is completed. // -> send L1C_HANDOVER_FINISHED message with "cause = COMPLETED" to L1A. { l1s_send_ho_finished(HO_COMPLETE); } } else { // TX burst is a Normal Burst. // **************************** // dsp pgm... #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_UL_NB(task, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.applied_txpwr) #endif dsp_task = l1s_swap_iq_ul(tx_radio_freq,task); l1ddsp_load_tx_task(dsp_task, burst_id, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->tsc); // tpu pgm... l1dtpu_serv_tx_nb(tx_radio_freq, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.tpu_offset, l1s.applied_txpwr,INACTIVE); // Catch UL data block from DLL and gives it to DSP. // ************************************************** // SDCCH info. if(burst_id == BURST_1) // perform "PH_DATA_REQ" from L2... { // Get SDCCH/UL data block from L2. tx_data = dll_read_dcch(SIG_ONLY_MODE); // Store the UL data block in MCU/DSP interface. if(tx_data != NULL) // NULL should never occur !!! { #if (TRACE_TYPE==1) || (TRACE_TYPE==4) RTTL1_FILL_UL_DCCH trace_info.facch_ul_count ++; #endif l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_cu, &(tx_data->A[0])); } } } // In any case set TXPWR. l1ddsp_load_txpwr(l1s.applied_txpwr, tx_radio_freq); } // End if(task == DUL) else // SACCH/UL task. { if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send != 0) // "ho_acc_to_send" is a counter of Handover Access burst still to send. // This counter is set by "l1s_dedicated_mode_manager()" in L1S when a // Handover command is received from L3 through L1A. // Rem: it is not allowed to send HO ACCESS burst on SACCH/UL. We must // then avoid any normal burst transmission by setting txpwr=NO_TXPWR. The DSP // and TPU are controled normally. { // Set TXPWR. l1ddsp_load_txpwr(NO_TXPWR, tx_radio_freq); #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_UL_NB(task, l1a_l1s_com.dedic_set.aset->timing_advance, NO_TXPWR) #endif } else { // Set TXPWR. l1ddsp_load_txpwr(l1s.applied_txpwr, tx_radio_freq); #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_UL_NB(task, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.applied_txpwr) #endif } //ADC Measurements // // Check if during the SACCH burst an ADC measurement shall be performed if (l1a_l1s_com.adc_mode & ADC_NEXT_TRAFFIC_UL) // perform ADC only one time { adc_active_ul = ACTIVE; l1a_l1s_com.adc_mode &= ADC_MASK_RESET_TRAFFIC; // reset in order to have only one ADC measurement in Traffic } else { if (l1a_l1s_com.adc_mode & ADC_EACH_TRAFFIC_UL) // perform ADC on each period bloc { if ((++l1a_l1s_com.adc_cpt)>=l1a_l1s_com.adc_traffic_period) // wait for the period { adc_active_ul = ACTIVE; l1a_l1s_com.adc_cpt = 0; } } } // In any case TX burst is a Normal Burst. // **************************************** // dsp pgm... dsp_task = l1s_swap_iq_ul(tx_radio_freq,task); l1ddsp_load_tx_task(dsp_task, burst_id, l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->tsc); // tpu pgm... l1dtpu_serv_tx_nb(tx_radio_freq, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.tpu_offset, l1s.applied_txpwr,adc_active_ul); // Catch UL data block from DLL and gives it to DSP. // ************************************************** // SACCH info. if(burst_id == BURST_1) // perform "PH_DATA_REQ" from L2... { #if ((TRACE_TYPE == 1) || (TRACE_TYPE == 4)) BOOL tx_data_flag = FALSE; //omaps00090550 #endif #if (FF_REPEATED_SACCH == 1) #if TESTMODE if(l1_config.repeat_sacch_enable != REPEATED_SACCH_ENABLE) /* disable the repeated sacch mode */ { l1s.repeated_sacch.sro = 0; /* set no repetition order */ l1s.repeated_sacch.buffer_empty = TRUE; /* set no buffer */ } #endif /* TESTMODE */ #endif /* (FF_REPEATED_SACCH == 1) */ #if (FF_REPEATED_SACCH == 1) /* Get data from PS if only no repetition order is required (1st condition) or no repetition candidate exists (2nd condition) */ if( (l1s.repeated_sacch.sro == 0) || (l1s.repeated_sacch.buffer_empty == TRUE) ) { #endif /* (FF_REPEATED_SACCH == 1) */ tx_data = dll_read_sacch(SIG_ONLY_MODE); if(tx_data != NULL) // NULL should never occur !!! { #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) tx_data_flag =TRUE; //omaps00090550 #endif // Set L1 Header... tx_data->A[0] = l1s.reported_txpwr; #if (FF_REPEATED_SACCH == 1) /* Include the SACCH Repetition Request (SRR) in the L1 Header */ tx_data->A[0] |= (l1s.repeated_sacch.srr <<6); #endif /* FF_REPEATED_SACCH */ tx_data->A[1] = l1a_l1s_com.dedic_set.aset->timing_advance; // Store the UL data block in MCU/DSP interface. l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_cu, &(tx_data->A[0])); #if (FF_REPEATED_SACCH == 1 ) /* Store the block data in case of a retransmission order */ /* Retransmission is done in case of a SAPI0 and not 3 */ if(((tx_data->A[2]&0x1C) >> 2) == SAPI_0) { l1s_store_sacch_buffer( &(l1s.repeated_sacch), &(tx_data->A[0])); } else // FIXME FIXME NOT sure whether this needs to be done { /* the SACCH repetition block occurrence will always come as a consecutive pair */ /* To handle DL UL | DL UL | DL UL */ /* - 0 | SRO 3 | - new data should be asked from PS old 0 cannot be repeated */ l1s.repeated_sacch.buffer_empty=TRUE; } #endif /* FF_REPEATED_SACCH */ }/* end of if(tx_data != NULL) */ #if (FF_REPEATED_SACCH == 1) } else if ((l1s.repeated_sacch.sro == 1) && (l1s.repeated_sacch.buffer_empty == FALSE)) { /* Put data block in MCU/DSP com. */ l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_cu, l1s.repeated_sacch.buffer ); l1s.repeated_sacch.buffer_empty = TRUE; /* Set that the buffer is now empty (only one repetition) */ } #endif /* FF_REPEATED_SACCH */ #if ((TRACE_TYPE == 1) || (TRACE_TYPE == 4)) RTTL1_FILL_UL_SACCH(tx_data_flag,l1a_l1s_com.dedic_set.aset->timing_advance, l1s.reported_txpwr) //omaps00090550 #endif } } // Set tpu window identifier for Power meas after TX. l1s.tpu_win = (3 * BP_SPLIT) + l1_config.params.tx_nb_load_split + l1_config.params.rx_synth_load_split; // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_TX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_TX; l1s.dsp_ctrl_reg |= CTRL_TX; } #if (MOVE_IN_INTERNAL_RAM == 0) // Must be followed by the pragma used to duplicate the funtion in internal RAM //#pragma DUPLICATE_FOR_INTERNAL_RAM_START /*-------------------------------------------------------*/ /* l1s_ctrl_nnb() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* neigbor cell normal burst reading tasks: BCCHN. */ /* This function is the control function for reading 4 */ /* normal bursts on a neighbor cell. It programs the DSP */ /* and the TPU for reading the 4 bursts taking into */ /* account the time difference between the serving and */ /* the neighbor cells. To this avail, it shifts the TPU */ /* OFFSET register according to this time difference and */ /* restores the serving offset value when the 4 burst */ /* reading are completed. Here is a summary of the */ /* execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Traces and debug. */ /* - Programs DSP for required task. */ /* - Programs TPU for required task. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* BCCHN, BCCH Neighbor reading task. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.Ncell_info.bcch" */ /* cell information structure used for BCCHN task. */ /* */ /* "l1a_l1s_com.l1s_en_task" */ /* L1S task enable bit register. Used here to check if */ /* the Full BCCH Reading task is enabled and then to */ /* take the decision to reloading the serving value */ /* in the TPU OFFSET register. */ /* */ /* "l1s.tpu_offset" */ /* value for SYNCHRO and OFFSET register in the TPU */ /* for current serving cell setting. At the end of */ /* the task this value is restored in the OFFSET */ /* register. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_nnb(UWORD8 task, UWORD8 param2) { UWORD8 lna_off; WORD8 agc; T_NCELL_SINGLE *cell_info_ptr = NULL; BOOL en_task; BOOL task_param; UWORD32 dsp_task; #if(L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; UWORD8 input_level; #endif #if (RF_FAM == 61) UWORD16 dco_algo_ctl_nb = 0; UWORD8 if_ctl = 0; UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif // Get "enable" task flag and "synchro semaphore" for current task. en_task = l1a_l1s_com.l1s_en_task[task]; task_param = l1a_l1s_com.task_param[task]; if((en_task) && !(task_param)) // Check the task semaphore and enable flag. The control body is executed only // when the task semaphore is 0 and enable flag is 1. The semaphore can be set to // 1 whenever L1A makes some changes to the task parameters. The enable can be // reset to 0 when the task is no more enabled. { // Get the cell information structure. // ************************************ if (task == BCCHN) cell_info_ptr = &l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_norm]; else // BCCHN_TOP and BCCHN_TRAN tasks cell_info_ptr = &l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_top]; // Traces and debug. // ****************** #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_NNB, cell_info_ptr->radio_freq); #endif #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 6) ; // Programs DSP for required task. // ******************************** #if L1_GPRS switch(l1a_l1s_com.dsp_scheduler_mode) { // dsp pgm is made using GSM scheduler... case GSM_SCHEDULER: dsp_task = l1s_swap_iq_dl(cell_info_ptr->radio_freq,task); l1ddsp_load_rx_task(dsp_task, 0, cell_info_ptr->tsc); break; // dsp pgm is made using GPRS scheduler... case GPRS_SCHEDULER: l1pddsp_load_bcchn_task(cell_info_ptr->tsc, cell_info_ptr->radio_freq); break; } #else // dsp pgm... dsp_task = l1s_swap_iq_dl(cell_info_ptr->radio_freq,task); l1ddsp_load_rx_task(dsp_task, 0, cell_info_ptr->tsc); #endif // Programs TPU for required task. // ******************************** // We program 4 burst reading. The OFFSET register is used to // cope with the time difference between the serving and the // neighbor cells. The serving cell offset value (l1s.tpu_offset) // is restored at the end of the 4 burst reading. #if (L1_FF_MULTIBAND == 0) lna_off = l1a_l1s_com.last_input_level[cell_info_ptr->radio_freq - l1_config.std.radio_freq_index_offset].lna_off; // agc is computed from PGC2 algo result. agc = Cust_get_agc_from_IL(cell_info_ptr->radio_freq, l1a_l1s_com.last_input_level[cell_info_ptr->radio_freq - l1_config.std.radio_freq_index_offset].input_level >> 1, AV_ID, lna_off); #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(cell_info_ptr->radio_freq); lna_off = l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; input_level = l1a_l1s_com.last_input_level[operative_radio_freq].input_level; // agc is computed from PGC2 algo result. agc = Cust_get_agc_from_IL(cell_info_ptr->radio_freq, l1a_l1s_com.last_input_level[operative_radio_freq].input_level >> 1, AV_ID, lna_off); #endif // #if (L1_FF_MULTIBAND == 0) else #if(RF_FAM == 61) // Locosto DCO cust_get_if_dco_ctl_algo(&dco_algo_ctl_nb, &if_ctl, (UWORD8) L1_IL_VALID, #if (L1_FF_MULTIBAND == 0) l1a_l1s_com.last_input_level[cell_info_ptr->radio_freq - l1_config.std.radio_freq_index_offset].input_level, #else input_level, #endif cell_info_ptr->radio_freq,if_threshold); //dco_algo_ctl has 0000 00ZL dco_algo_ctl_nb *= 0x55; // replicate 0000 00zL as ZLZL ZLZL l1ddsp_load_dco_ctl_algo_nb(dco_algo_ctl_nb); #endif #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_OFFSET_NEIGH) buffer_trace(4, l1s.actual_time.fn, cell_info_ptr->radio_freq, cell_info_ptr->time_alignmt, cell_info_ptr->fn_offset); #endif #endif #if (RF_FAM == 61) if ( cell_info_ptr->time_alignmt >= TPU_CLOCK_RANGE - EPSILON_SYNC) { // Insert 1 NOP to correct the EPSILON_SYNC side effect l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, FALSE, 1, if_ctl #if (NEW_SNR_THRESHOLD == 1) ,SAIC_OFF #endif /* NEW_SNR_THRESHOLD == 1*/ ); } else { l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, FALSE, 0, if_ctl #if (NEW_SNR_THRESHOLD == 1) ,SAIC_OFF #endif /* NEW_SNR_THRESHOLD == 1*/ ); } l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, FALSE, 0, if_ctl #if (NEW_SNR_THRESHOLD == 1) ,SAIC_OFF #endif /* NEW_SNR_THRESHOLD == 1*/ ); l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, FALSE, 0, if_ctl #if (NEW_SNR_THRESHOLD == 1) ,SAIC_OFF #endif /* NEW_SNR_THRESHOLD == 1*/ ); l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, TRUE, 0, if_ctl #if (NEW_SNR_THRESHOLD == 1) ,SAIC_OFF #endif /* NEW_SNR_THRESHOLD == 1*/ ); #endif // RF_FAM == 61 #if (RF_FAM != 61) if ( cell_info_ptr->time_alignmt >= TPU_CLOCK_RANGE - EPSILON_SYNC) { // Insert 1 NOP to correct the EPSILON_SYNC side effect l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, FALSE, 1); } else { l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, FALSE, 0); } l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, FALSE, 0); l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, FALSE, 0); l1dtpu_neig_rx_nb(cell_info_ptr->radio_freq, agc, lna_off, cell_info_ptr->time_alignmt, l1s.tpu_offset, TRUE, 0); #endif // RF_FAM != 61 } // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_RX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_RX; l1s.dsp_ctrl_reg |= CTRL_RX; #if L1_GPRS // This task is not compatible with Neigh. Measurement. Store task length // in "forbid_meas" to indicate when the task will last. if(task == BCCHN_TRAN) { // In IDLE mode, l1s.forbid_meas is setted by the AGC ctrl l1s.forbid_meas = TASK_ROM_MFTAB[task].size; } #endif } //#pragma DUPLICATE_FOR_INTERNAL_RAM_END #endif // MOVE_IN_INTERNAL_RAM /*-------------------------------------------------------*/ /* l1s_ctrl_rach() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* serving cell Random Access burst sending tasks: RAAC, */ /* RAHO. This function is the control function for */ /* sending a random access burst to the serving cell. */ /* This sending is either a Channel Request (connection */ /* establishment) or a Handover Access burst (dedicated */ /* mode). It programs the DSP and the TPU for sending a */ /* random access burst with a null timing advance. */ /* Here is a summary of the execution: */ /* */ /* - Traces and debug. */ /* - Programs DSP for required task. */ /* - Build RACH data block and store in MCU/DSP com. */ /* - Programs TPU for required task. */ /* - Send confirmation msg to L1A. */ /* - Flag DSP and TPU programmation. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* RAAC, RACH sending task for Channel Request. */ /* RAHO, RACH sending task for Handover Access. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.Scell_info" */ /* Serving cell information structure. */ /* .bsic, BSIC of the serving cell. It is used here */ /* to pass the training sequence number (part */ /* of BSIC) to the DSP. */ /* .radio_freq, serving cell beacon frequency. */ /* */ /* "l1s.afc" */ /* current AFC value to be applied for the given task. */ /* */ /* "l1s.tpu_offset" */ /* value for the TPU SYNCHRO and OFFSET registers */ /* for current serving cell setting. It is used here */ /* to restore this value in the OFFSET register after */ /* the TX burst programming. */ /* */ /* "l1s.applied_txpwr" */ /* Applied transmit power. */ /* */ /* "l1a_l1s_com.ra_info" */ /* random access task parameters. */ /* .channel_request, random number sent in the case */ /* of Channel Request (RAAC). */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_win" */ /* each frame is composed with a maximum of 3 */ /* working/TPU windows (typically RX/TX/PW). This is */ /* a counter used to count the number of windows */ /* used. */ /* -> set to TDMA_WIN3. */ /* */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_TX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_TX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_rach(UWORD8 task, UWORD8 param2) { UWORD8 tx_data[2]; UWORD16 radio_freq=0; UWORD32 dsp_task; UWORD8 adc_active=INACTIVE; // Get ARFCN to be used for current control. // ******************************************* if(task == RAHO) // Handover Access... { // The ARFCN comes from the HOPPING algorithm called // prior to calling any CTRL function in the current frame. radio_freq = l1a_l1s_com.dedic_set.radio_freq; } else // Network Access... { #if TESTMODE if (l1_config.TestMode) { // A TX_TCH task has been enabled in TestMode with burst_type=access burst. // Thus set radio_freq to tch_arfcn . radio_freq = l1_config.tmode.rf_params.tch_arfcn; } else #endif { // The ARFCN is the BEACON frequency. radio_freq = l1a_l1s_com.Scell_info.radio_freq; } } // ADC measurement // *************** // check if during the RACH an ADC measurement must be performed if (task == RAACC) if (l1a_l1s_com.adc_mode & ADC_EACH_RACH) // perform ADC on each burst adc_active = ACTIVE; // Traces and debug. // ****************** #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_RACH, radio_freq); #endif #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[task].name); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; #if (CODE_VERSION!=SIMULATION) #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) L1_trace_string("RA"); #endif #endif // Programs DSP for required task. // ******************************** // dsp pgm... dsp_task = l1s_swap_iq_ul(radio_freq,task); l1ddsp_load_ra_task(dsp_task); // Set TXPWR. l1ddsp_load_txpwr(l1s.applied_txpwr, radio_freq); // Build RACH data block and store in MCU/DSP com. // ************************************************ // RACH info. if(task == RAACC) // RACH data is only the "channel_request". (BYTE format data). { tx_data[0] = (l1a_l1s_com.Scell_info.bsic << 2); tx_data[1] = l1a_l1s_com.ra_info.channel_request; } else // RACH data is only the "handover access" (BYTE format data). { tx_data[0] = (l1a_l1s_com.Scell_info.bsic << 2); tx_data[1] = l1a_l1s_com.dedic_set.aset->ho_acc; } // Store data block in MCU/DSP com. l1ddsp_load_info(DSP_TASK_CODE[task], &(l1s_dsp_com.dsp_ndb_ptr->d_rach), &(tx_data[0])); // Programs TPU for required task. // ******************************** // tpu pgm... l1dtpu_serv_tx_ra(radio_freq, l1s.tpu_offset, l1s.applied_txpwr, adc_active); // Set tpu window identifier for Power meas if any. l1s.tpu_win = (3 * BP_SPLIT) + l1_config.params.tx_ra_load_split + l1_config.params.rx_synth_load_split; #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_UL_AB(task, l1s.applied_txpwr) #endif // Flag DSP and TPU programmation. // ******************************** // Set "CTRL_TX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_TX; l1s.dsp_ctrl_reg |= CTRL_TX; } /*-------------------------------------------------------*/ /* l1s_ctrl_tchtd() */ /*-------------------------------------------------------*/ /* */ /* Description: This function controls the non transmitting slot in case of Half Rate TCH */ /* ------------ */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_tchtd(UWORD8 task, UWORD8 param2) { T_CHANNEL_DESCRIPTION *desc_ptr; #if FF_L1_IT_DSP_DTX BOOL dtx_dsp_interrupt = FALSE; #endif // Traces and debug. // ****************** #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[TCHD].name); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; // Catch channel description. // *************************** // Catch the active channel description used along the routine. // It contains: // "channel_type", {TCH_F, TCH_H, SDCCH_4, SDCCH_8}. // "subchannel", {0, 1}. 0 is the default value for TCH_F. desc_ptr = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr; /**************************************************************************/ /* TCH/Dummy Receive... */ /**************************************************************************/ #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_TCHT_DUMMY__DL, l1a_l1s_com.dedic_set.radio_freq); #endif #if FF_L1_IT_DSP_DTX // Fast DTX active only in TCH AHS if ((l1a_l1s_com.dedic_set.aset->achan_ptr->mode == TCH_AHS_MODE) && (l1a_l1s_com.dedic_set.aset->dtx_allowed == TRUE)) { // AHS0 if (desc_ptr->subchannel == 0) { // DTX interrupt request for B1 and B2 (no DTX uncertainty on B0 thanks to idle frame) if (l1s.next_time.fn_mod13 <= 7) dtx_dsp_interrupt = TRUE; } // AHS1 else { // DTX interrupt requested for ALL blocks (idle frame does not help) dtx_dsp_interrupt = TRUE; } } #endif /*--------------------------------------------*/ /* Program DSP... */ /*--------------------------------------------*/ // dsp pgm. l1ddsp_load_rx_task(DSP_TASK_CODE[task], 0, desc_ptr->tsc); /*--------------------------------------------*/ /* Flag DSP and TPU programmation... */ /*--------------------------------------------*/ // Set "CTRL_RX" flag in the controle flag register. l1s.dsp_ctrl_reg |= CTRL_RX; /*----------------------------------------------*/ /* Common for Dedicated mode: DSP parameters... */ /*----------------------------------------------*/ #if (AMR == 1) #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, 0, l1a_l1s_com.dedic_set.reset_sacch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.vocoder_on); #else l1a_l1s_com.dedic_set.vocoder_on, dtx_dsp_interrupt); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, #if !FF_L1_IT_DSP_DTX 0); #else 0, dtx_dsp_interrupt); #endif #endif #else #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, l1a_l1s_com.dedic_set.reset_sacch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.vocoder_on); #else l1a_l1s_com.dedic_set.vocoder_on, dtx_dsp_interrupt); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.sync_tch); #else l1a_l1s_com.dedic_set.sync_tch, dtx_dsp_interrupt); #endif #endif #endif // Clear "sync_tch" and "reset_sacch" flag to maintain normal TCH process. l1a_l1s_com.dedic_set.sync_tch = FALSE; #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1a_l1s_com.dedic_set.reset_sacch = FALSE; #endif // Set tpu window identifier for Power meas in case of dummy burst in Half-rate l1s.tpu_win = 0; } /*-------------------------------------------------------*/ /* l1s_ctrl_tchth() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* dedicated mode TCH task: TCHTH. This function is the */ /* control function for reading the DL burst and sending */ /* the UL burst. The UL burst can be a Normal Burst in */ /* normal case or an Access Burst when starting a */ /* Handover procedure. Both Half rate and Full rate TCH */ /* channel are handled. The DSP and the TPU are */ /* programmed for both the DL and UL bursts. The timing */ /* advance is taken into account for positionning the UL */ /* burst. */ /* */ /* This function accesses the L1/DLL and L1/DATA */ /* interface ("dll_read_dcch()", "tx_tch_data()" */ /* functions respectively) and passes then the returned */ /* data blocks to the DSP. */ /* */ /* Here is a summary of the execution: */ /* */ /* - Traces and debug. */ /* - Catch channel description and ARFCN. */ /* - TCH/T Receive... */ /* - Program DSP for RX. */ /* - Program TPU for RX. */ /* - Flag DSP and TPU programmation. */ /* - TCH/T Transmit... */ /* - If Any Handover Access burst to send */ /* - Call "l1s_ctrl_rach()". */ /* - Else */ /* - Get DATA block if required for TCH. */ /* - Program DSP for TX. */ /* - Program TPU for TX. */ /* - Flag DSP and TPU programmation. */ /* - Common for DL/UL: DSP parameters. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* TCHTH, Traffic Channel TCH Half rate. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.dedic_set" */ /* Dedicated channel parameter structure. */ /* .radio_freq, ARFCN value set by the Hopping algo. */ /* .aset, active dedicated parameter set. */ /* */ /* "l1a_l1s_com.Scell_info" */ /* Serving cell information structure. */ /* .bsic, BSIC of the serving cell. It is used here */ /* to pass the training sequence number (part */ /* of BSIC) to the DSP. */ /* */ /* "l1s.afc" */ /* current AFC value to be applied for the given task. */ /* */ /* "l1s.tpu_offset" */ /* value for the TPU SYNCHRO and OFFSET registers */ /* for current serving cell setting. */ /* */ /* "l1s.applied_txpwr" */ /* Applied transmit power. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_win" */ /* each frame is composed with a maximum of 3 */ /* working/TPU windows (typically RX/TX/PW). This is */ /* a counter used to count the number of windows */ /* used. */ /* -> set to TDMA_WIN3. */ /* */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* -> set CTRL_TX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* -> set CTRL_TX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_tchth(UWORD8 task, UWORD8 param2) { UWORD16 radio_freq=0; T_CHANNEL_DESCRIPTION *desc_ptr; UWORD8 lna_off; WORD8 agc; T_INPUT_LEVEL *IL_info_ptr; UWORD32 dsp_task; UWORD32 fn_mod_52; UWORD8 input_level; #if (RF_FAM == 61) UWORD16 dco_algo_ctl_nb = 0; UWORD8 if_ctl = 0; UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif // By default we choose the hardware filter UWORD8 csf_filter_choice = L1_SAIC_HARDWARE_FILTER; #if FF_L1_IT_DSP_DTX BOOL dtx_dsp_interrupt=FALSE; //omaps00090550 #endif #if (NEW_SNR_THRESHOLD == 1) UWORD8 saic_flag=0; #endif /* NEW_SNR_THRESHOLD */ // Traces and debug. // ****************** #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[TCHTH].name); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; // Catch channel description and ARFCN. // ************************************* // Catch the active channel description used along the routine. // It contains: // "channel_type", {TCH_F, TCH_H, SDCCH_4, SDCCH_8}. // "subchannel", {0, 1}. 0 is the default value for TCH_F. desc_ptr = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr; // Get ARFCN to be used for current control. This ARFCN comes from // the HOPPING algorithm called just before calling this function. radio_freq = l1a_l1s_com.dedic_set.radio_freq; if (radio_freq == l1a_l1s_com.Scell_info.radio_freq) IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas_beacon; // we are working on a beacon freq. else IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas; // we are working on a daughter freq. #if FF_L1_IT_DSP_DTX // Skip RX DSP/RF programming part during DTX HISR if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) { #endif /**************************************************************************/ /* TCH/T Receive... */ /**************************************************************************/ #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_TCHTH__DL, radio_freq); #endif /*--------------------------------------------*/ /* Program DSP... */ /*--------------------------------------------*/ dsp_task = l1s_swap_iq_dl(radio_freq,task); // dsp pgm. l1ddsp_load_rx_task(dsp_task, 0, desc_ptr->tsc); // Set TXPWR. l1ddsp_load_txpwr(l1s.applied_txpwr, radio_freq); input_level = IL_info_ptr->input_level ; #if(RF_FAM == 61) // Locosto DCO cust_get_if_dco_ctl_algo(&dco_algo_ctl_nb, &if_ctl, (UWORD8) L1_IL_VALID, input_level , radio_freq,if_threshold); l1ddsp_load_dco_ctl_algo_nb(dco_algo_ctl_nb); #endif /*--------------------------------------------*/ /* Program TPU... */ /*--------------------------------------------*/ lna_off = IL_info_ptr->lna_off; // for TCHTH we use DPAGC algorithm. #if DPAGC_MAX_FLAG agc = Cust_get_agc_from_IL(radio_freq, input_level >> 1, MAX_ID, lna_off); #else agc = Cust_get_agc_from_IL(radio_freq, input_level >> 1, AV_ID, lna_off); #endif // Store input_level and lna_off fields used for current CTRL in order to be able // to build IL from pm in READ phase. l1a_l1s_com.Scell_used_IL = *IL_info_ptr; #if (L1_SAIC != 0) // If SAIC is enabled, call the low level SAIC control function csf_filter_choice = l1ctl_saic(l1a_l1s_com.Scell_used_IL.input_level,l1a_l1s_com.mode #if (NEW_SNR_THRESHOLD == 1) ,task ,&saic_flag #endif ); #endif // update the TPU with the new TOA if necessary l1ctl_update_TPU_with_toa(); // Program a serving cell normal burst reading in TPU. #if (RF_FAM == 61) l1dtpu_serv_rx_nb(radio_freq, agc, lna_off, l1s.tpu_offset, l1s.tpu_offset, FALSE,INACTIVE, csf_filter_choice, if_ctl #if (NEW_SNR_THRESHOLD == 1) ,saic_flag #endif /*NEW_SNR_THRESHOLD */ ); #endif #if (RF_FAM != 61) l1dtpu_serv_rx_nb(radio_freq, agc, lna_off, l1s.tpu_offset, l1s.tpu_offset, FALSE,INACTIVE); #endif // Increment tpu window identifier. l1s.tpu_win += (l1_config.params.rx_synth_load_split + RX_LOAD); /*--------------------------------------------*/ /* Flag DSP and TPU programmation... */ /*--------------------------------------------*/ // Set "CTRL_RX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_RX; l1s.dsp_ctrl_reg |= CTRL_RX; #if FF_L1_IT_DSP_DTX } // if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) #endif /**************************************************************************/ /* TCH/T Transmit... */ /**************************************************************************/ // Any Handover Access burst to send ? // ************************************ if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send != 0) // "ho_acc_to_send" is a counter of Handover Access burst still to send. // This counter is set by "l1s_dedicated_mode_manager()" in L1S when a // Handover command is received from L3 through L1A. // We must then replace the TCH UL normal burst by a RACH and decrement // this counter. { if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send != -1) l1a_l1s_com.dedic_set.aset->ho_acc_to_send --; l1s_ctrl_rach(RAHO,NO_PAR); if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send == 0) // Handover access procedure is completed. // -> send L1C_HANDOVER_FINISHED message with "cause = COMPLETED" to L1A. { l1s_send_ho_finished(HO_COMPLETE); } } else // TCH/UL is a normal burst. { UWORD8 channel_mode = l1a_l1s_com.dedic_set.aset->achan_ptr->mode; //omaps00090550 UWORD8 channel_type = desc_ptr->channel_type; UWORD8 subchannel = desc_ptr->subchannel; #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_TCHTH__UL, radio_freq); #endif #if FF_L1_IT_DSP_DTX // FACCH and IDS handled during L1S, have to be skipped during DTX HISR if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) { #endif /*--------------------------------------------*/ /* Get DATA block if required for TCH. */ /*--------------------------------------------*/ // Half rate traffic channel... { // Rem: time to get data block is // Subchannel 0: FN%26 in {0, 8, 17}. // Subchannel 1: FN%26 in {1, 9, 18}. // => normalised time: FN_normalised = FN%26 - subchannel, in {0, 8, 17}. // so CTL: must occur 2 TDMAs before, on // Subchannel 0: FN%26 in {23, 6, 15}. // Subchannel 1: FN%26 in {24, 7, 16}. UWORD8 normalised_fn = l1s.next_time.t2 - subchannel; // FN%26 - subchannel if((normalised_fn == 23) || (normalised_fn == 6) || (normalised_fn == 15)) // It is time to check if a FACCH/UL data block is available from DLL or // if a data block is available from the DATA interface. { T_RADIO_FRAME *tx_data = NULL; // Check if any FACCH to transmit. // Rem: when mode is "SIGNALLING ONLY" the "dll_read_dcch()" function // always give back a block of FACCH (true block or dummy one). tx_data = dll_read_dcch(channel_mode); if(tx_data != NULL) { // In DTX mode in HS, all 6 FACCH 1/2 bursts must always be transmitted. // Note: FACCH presence is checked 1 "control" before "control" of 1st burst of FACCH due to a DSP constraint // i.e. 3 bursts before FACCH interleaving boundary // So we must wait 1 control before controlling the transmission of 6 FACCH 1/2 bursts l1s.facch_bursts = 7; #if (TRACE_TYPE==1) || (TRACE_TYPE==4) RTTL1_FILL_UL_DCCH trace_info.facch_ul_count ++; #endif l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_fu, &(tx_data->A[0])); #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsptx(dltsk_trace[TCHTH].name); #endif } #if (AMR == 1) // Check if any DATA traffic info frame available. // This check is used for all full rate channels except when // this channel is in SIGNALLING ONLY mode or in Half Rate // Speech mode or in adaptative Half Rate mode. if((channel_mode != TCH_HS_MODE) && (channel_mode != TCH_AHS_MODE) && (channel_mode != SIG_ONLY_MODE)) #else // Check if any DATA traffic info frame available. // This check is used for all full rate channels except when // this channel is in SIGNALLING ONLY mode or in Half Rate // Speech mode. if((channel_mode != TCH_HS_MODE) && (channel_mode != SIG_ONLY_MODE)) #endif { UWORD8 *tx_data = NULL; tx_data = tx_tch_data(); if(tx_data != NULL) { // Store the DATA/UL data block in the MCU/DSP com. according // to the "subchannel". if(subchannel == 0) l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_du_0, tx_data); else l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_du_1, tx_data); #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsptx(dltsk_trace[TCHTH].name); #endif } } } } #if FF_L1_IT_DSP_DTX // Fast DTX active only in TCH AHS if ((l1a_l1s_com.dedic_set.aset->achan_ptr->mode == TCH_AHS_MODE) && (l1a_l1s_com.dedic_set.aset->dtx_allowed == TRUE)) { // AHS0 if (desc_ptr->subchannel == 0) { // DTX interrupt request for B1 and B2 (no DTX uncertainty on B0 thanks to idle frame) if (l1s.next_time.fn_mod13 <= 7) dtx_dsp_interrupt = TRUE; // DTX uncertainty check if ((l1a_apihisr_com.dtx.fast_dtx_ready == TRUE) && // Fast DTX can be used ((l1s.next_time.fn_mod13 == 4) || (l1s.next_time.fn_mod13 == 8))) // new block boundary l1a_apihisr_com.dtx.dtx_status = DTX_AWAITED; } // AHS1 else { // DTX interrupt requested for ALL blocks (idle frame does not help) dtx_dsp_interrupt = TRUE; // DTX uncertainty check if ((l1a_apihisr_com.dtx.fast_dtx_ready == TRUE) && // Fast DTX can be used ((l1s.next_time.fn_mod13 == 1) || (l1s.next_time.fn_mod13 == 5)|| (l1s.next_time.fn_mod13 == 9))) // new block boundary l1a_apihisr_com.dtx.dtx_status = DTX_AWAITED; } } else l1a_apihisr_com.dtx.dtx_status = DTX_AVAILABLE; } // if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) // Postpone TPU/DSP programming when DTX status not available from DSP if (l1a_apihisr_com.dtx.dtx_status != DTX_AWAITED) { BOOL tx_active =FALSE; //omaps00090550 #endif /*--------------------------------------------*/ /* Program DSP... */ /*--------------------------------------------*/ dsp_task = l1s_swap_iq_ul(radio_freq,task); l1ddsp_load_tx_task(dsp_task, 0, desc_ptr->tsc); /*--------------------------------------------*/ /* Program TPU... */ /*--------------------------------------------*/ fn_mod_52 = l1s.actual_time.fn % 52; l1s.facch_bursts--; if (l1s.facch_bursts < 0) l1s.facch_bursts = -1; #if FF_L1_IT_DSP_DTX // Condition for TX TPU programming channel mode dependant switch (channel_mode) { case SIG_ONLY_MODE: case TCH_24H_MODE: case TCH_48H_MODE: // DTX not supported tx_active = TRUE; break; case TCH_HS_MODE: if ((l1s.dtx_ul_on == FALSE) || // No DTX ((l1s.facch_bursts >= 0) && (l1s.facch_bursts <= 5)) || // FACCH in progress ((subchannel == 0) && ((fn_mod_52 == 51) || (/*(fn_mod_52 >= 0) && omaps00090550*/(fn_mod_52 <= 5)))) || // SID HS0 ((subchannel == 1) && (fn_mod_52 >= 13) && (fn_mod_52 <= 19)) // SID HS1 ) tx_active = TRUE; else tx_active = FALSE; break; case TCH_AHS_MODE: if (l1a_apihisr_com.dtx.tx_active) // DSP (Fast) DTX status tx_active = TRUE; else tx_active = FALSE; break; } // TPU TX burst programming if (tx_active) #else // In DTX mode, UL bursts should not be transmitted when no voice activity is detected // we must not call TPU scenario if dtx_on == TRUE in HS (See Technical Memo) // However, in DTX mode, several bursts must always be transmitted (See ETSI 05.08, 8.3) if ( (channel_mode != TCH_HS_MODE) || (l1s.dtx_ul_on == FALSE) || ( (l1s.facch_bursts >= 0) && (l1s.facch_bursts <= 5) ) || ( (subchannel == 0) && ((fn_mod_52 == 51) || ((fn_mod_52 >= 0) && (fn_mod_52 <= 5))) ) || ( (subchannel == 1) && (fn_mod_52 >= 13) && (fn_mod_52 <= 19) )) #endif { l1dtpu_serv_tx_nb(radio_freq, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.tpu_offset, l1s.applied_txpwr,INACTIVE); } #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_UL_NB(task, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.applied_txpwr) #endif #if FF_L1_IT_DSP_DTX } // if (l1a_apihisr_com.dtx.dtx_status != DTX_AWAITED) #endif } // TCH/UL is a normal burst. #if FF_L1_IT_DSP_DTX // Postpone TPU/DSP programming when DTX status not available from DSP if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) { #endif /*----------------------------------------------*/ /* Common for Dedicated mode: DSP parameters... */ /*----------------------------------------------*/ #if (AMR == 1) #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, l1a_l1s_com.dedic_set.sync_amr, l1a_l1s_com.dedic_set.reset_sacch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.vocoder_on); #else l1a_l1s_com.dedic_set.vocoder_on, dtx_dsp_interrupt); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.sync_amr); #else l1a_l1s_com.dedic_set.sync_amr, dtx_dsp_interrupt); #endif #endif // Clear "sync_amr" flag to maintain normal TCH process. l1a_l1s_com.dedic_set.sync_amr = FALSE; #else #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, l1a_l1s_com.dedic_set.reset_sacch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.vocoder_on); #else l1a_l1s_com.dedic_set.vocoder_on, dtx_dsp_interrupt); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.sync_tch); #else l1a_l1s_com.dedic_set.sync_tch, dtx_dsp_interrupt); #endif #endif #endif // reset the FACCH header of the API buffer on the control following an ABORT to avoid decoding unwanted FACCH if (l1a_l1s_com.dedic_set.reset_facch == TRUE) { // Reset A_FD header. // B_FIRE1 =1, B_FIRE0 =0 , BLUD =0 l1s_dsp_com.dsp_ndb_ptr->a_fd[0] = (1<<B_FIRE1); l1s_dsp_com.dsp_ndb_ptr->a_fd[2] = 0xffff; } // Clear "sync_tch" and "reset_sacch" flag to maintain normal TCH process. l1a_l1s_com.dedic_set.sync_tch = FALSE; l1a_l1s_com.dedic_set.reset_facch = FALSE; #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1a_l1s_com.dedic_set.reset_sacch = FALSE; #endif // Set tpu window identifier for Power meas. l1s.tpu_win = (3 * BP_SPLIT) + l1_config.params.tx_nb_load_split + l1_config.params.rx_synth_load_split; /*--------------------------------------------*/ /* Flag DSP and TPU programmation... */ /*--------------------------------------------*/ // Set "CTRL_TX" flag in the controle flag register. l1s.tpu_ctrl_reg |= CTRL_TX; l1s.dsp_ctrl_reg |= CTRL_TX; #if FF_L1_IT_DSP_DTX } //if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) #endif } /*-------------------------------------------------------*/ /* l1s_ctrl_tchtf() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* dedicated mode TCH task: TCHTF. This function is the */ /* control function for reading the DL burst and sending */ /* the UL burst. The UL burst can be a Normal Burst in */ /* normal case or an Access Burst when starting a */ /* Handover procedure. Both Half rate and Full rate TCH */ /* channel are handled. The DSP and the TPU are */ /* programmed for both the DL and UL bursts. The timing */ /* advance is taken into account for positionning the UL */ /* burst. */ /* */ /* This function accesses the L1/DLL and L1/DATA */ /* interface ("dll_read_dcch()", "tx_tch_data()" */ /* functions respectively) and passes then the returned */ /* data blocks to the DSP. */ /* */ /* Here is a summary of the execution: */ /* */ /* - Traces and debug. */ /* - Catch channel description and ARFCN. */ /* - TCH/T Receive... */ /* - Program DSP for RX. */ /* - Program TPU for RX. */ /* - Flag DSP and TPU programmation. */ /* - TCH/T Transmit... */ /* - If Any Handover Access burst to send */ /* - Call "l1s_ctrl_rach()". */ /* - Else */ /* - Get DATA block if required for TCH. */ /* - Program DSP for TX. */ /* - Program TPU for TX. */ /* - Flag DSP and TPU programmation. */ /* - Common for DL/UL: DSP parameters. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* TCHTF, Traffic Channel TCH Full rate. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.dedic_set" */ /* Dedicated channel parameter structure. */ /* .radio_freq, ARFCN value set by the Hopping algo. */ /* .aset, active dedicated parameter set. */ /* */ /* "l1a_l1s_com.Scell_info" */ /* Serving cell information structure. */ /* .bsic, BSIC of the serving cell. It is used here */ /* to pass the training sequence number (part */ /* of BSIC) to the DSP. */ /* */ /* "l1s.afc" */ /* current AFC value to be applied for the given task. */ /* */ /* "l1s.tpu_offset" */ /* value for the TPU SYNCHRO and OFFSET registers */ /* for current serving cell setting. */ /* */ /* "l1s.applied_txpwr" */ /* Applied transmit power. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_win" */ /* each frame is composed with a maximum of 3 */ /* working/TPU windows (typically RX/TX/PW). This is */ /* a counter used to count the number of windows */ /* used. */ /* -> set to TDMA_WIN3. */ /* */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* -> set CTRL_TX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* -> set CTRL_TX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_tchtf(UWORD8 task, UWORD8 param2) { UWORD16 radio_freq=0; T_CHANNEL_DESCRIPTION *desc_ptr; UWORD8 lna_off; WORD8 agc; T_INPUT_LEVEL *IL_info_ptr; UWORD32 dsp_task; UWORD32 fn_mod_104; #if (RF_FAM == 61) UWORD16 dco_algo_ctl_nb; UWORD8 if_ctl =0 ; //omaps00090550 UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif // By default we choose the hardware filter UWORD8 csf_filter_choice = L1_SAIC_HARDWARE_FILTER; #if FF_L1_IT_DSP_DTX BOOL dtx_dsp_interrupt = FALSE; #endif #if (NEW_SNR_THRESHOLD == 1) UWORD8 saic_flag; #endif // Traces and debug. // ****************** #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[TCHTF].name); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; // Catch channel description and ARFCN. // ************************************* // Catch the active channel description used along the routine. // It contains: // "channel_type", {TCH_F, TCH_H, SDCCH_4, SDCCH_8}. // "subchannel", {0, 1}. 0 is the default value for TCH_F. desc_ptr = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr; // Get ARFCN to be used for current control. This ARFCN comes from // the HOPPING algorithm called just before calling this function. radio_freq = l1a_l1s_com.dedic_set.radio_freq; if (radio_freq == l1a_l1s_com.Scell_info.radio_freq) IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas_beacon; // we are working on a beacon freq. else IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas; // we are working on a daughter freq. #if FF_L1_IT_DSP_DTX // Skip RX DSP/RF programming part during DTX HISR if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) { #endif /**************************************************************************/ /* TCH/T Receive... */ /**************************************************************************/ #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_TCHTF__DL, radio_freq); #endif /*--------------------------------------------*/ /* Program DSP... */ /*--------------------------------------------*/ // dsp pgm. dsp_task = l1s_swap_iq_dl(radio_freq,task); l1ddsp_load_rx_task(dsp_task, 0, desc_ptr->tsc); #if(RF_FAM == 61) // Locosto DCO cust_get_if_dco_ctl_algo(&dco_algo_ctl_nb, &if_ctl, (UWORD8) L1_IL_VALID, IL_info_ptr->input_level , radio_freq,if_threshold); l1ddsp_load_dco_ctl_algo_nb(dco_algo_ctl_nb); #endif #if TESTMODE // if Normal Mode or // if TestMode DL+UL // NOTE: UL only true if DL is true in TCHTF! if ( !l1_config.TestMode || (l1_config.TestMode && (l1_config.tmode.rf_params.down_up & TMODE_UPLINK))) #endif { // Set TXPWR. l1ddsp_load_txpwr(l1s.applied_txpwr, radio_freq); } /*--------------------------------------------*/ /* Program TPU... */ /*--------------------------------------------*/ lna_off = IL_info_ptr->lna_off; // for TCHTF we use DPAGC algorithm. #if DPAGC_MAX_FLAG agc = Cust_get_agc_from_IL(radio_freq, IL_info_ptr->input_level >> 1, MAX_ID, lna_off); #else agc = Cust_get_agc_from_IL(radio_freq, IL_info_ptr->input_level >> 1, AV_ID, lna_off); #endif // Store input_level and lna_off fields used for current CTRL in order to be able // to build IL from pm in READ phase. l1a_l1s_com.Scell_used_IL = *IL_info_ptr; #if (L1_SAIC != 0) // If SAIC is enabled, call the low level SAIC control function csf_filter_choice = l1ctl_saic(l1a_l1s_com.Scell_used_IL.input_level,l1a_l1s_com.mode #if (NEW_SNR_THRESHOLD == 1) ,task ,&saic_flag #endif ); #endif #if TESTMODE // Continuous mode: Rx TPU programmation only in NO_CONTINUOUS or START_RX_CONTINUOUS mode. if ((!l1_config.TestMode) || (l1_config.tmode.rf_params.tmode_continuous == TM_NO_CONTINUOUS) || (l1_config.tmode.rf_params.tmode_continuous == TM_START_RX_CONTINUOUS)) #endif { // update the TPU with the new TOA if necessary l1ctl_update_TPU_with_toa(); // Program a serving cell normal burst reading in TPU. l1dtpu_serv_rx_nb(radio_freq, agc, lna_off, l1s.tpu_offset, l1s.tpu_offset, FALSE,INACTIVE #if (RF_FAM == 61) ,csf_filter_choice ,if_ctl #endif #if (NEW_SNR_THRESHOLD == 1) ,saic_flag #endif /*NEW_SNR_THRESHOLD*/ ); } // Increment tpu window identifier. l1s.tpu_win += (l1_config.params.rx_synth_load_split + RX_LOAD); /*--------------------------------------------*/ /* Flag DSP and TPU programmation... */ /*--------------------------------------------*/ // Set "CTRL_RX" flag in the controle flag register. #if TESTMODE // Continuous mode: swap TPU page for Rx only in NO_CONTINUOUS or START_RX_CONTINUOUS mode. if ((!l1_config.TestMode) || (l1_config.tmode.rf_params.tmode_continuous == TM_NO_CONTINUOUS) || (l1_config.tmode.rf_params.tmode_continuous == TM_START_RX_CONTINUOUS)) #endif { l1s.tpu_ctrl_reg |= CTRL_RX; } l1s.dsp_ctrl_reg |= CTRL_RX; #if FF_L1_IT_DSP_DTX } // if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) #endif /**************************************************************************/ /* TCH/T Transmit... */ /**************************************************************************/ // Any Handover Access burst to send ? // ************************************ if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send != 0) // "ho_acc_to_send" is a counter of Handover Access burst still to send. // This counter is set by "l1s_dedicated_mode_manager()" in L1S when a // Handover command is received from L3 through L1A. // We must then replace the TCH UL normal burst by a RACH and decrement // this counter. { if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send != -1) l1a_l1s_com.dedic_set.aset->ho_acc_to_send --; l1s_ctrl_rach(RAHO,NO_PAR); if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send == 0) // Handover access procedure is completed. // -> send L1C_HANDOVER_FINISHED message with "cause = COMPLETED" to L1A. { l1s_send_ho_finished(HO_COMPLETE); } } else // TCH/UL is a normal burst. { UWORD8 channel_mode = l1a_l1s_com.dedic_set.aset->achan_ptr->mode; //OMAPS00090550 UWORD8 channel_type = desc_ptr->channel_type; #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_TCHTF__UL, radio_freq); #endif #if FF_L1_IT_DSP_DTX // FACCH and IDS handled during L1S, have to be skipped during DTX HISR if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) { #endif /*--------------------------------------------*/ /* Get DATA block if required for TCH. */ /*--------------------------------------------*/ // Full rate traffic channel... { UWORD8 fn_report_mod13_mod4 = (l1s.next_time.fn_in_report % 13) % 4; if(fn_report_mod13_mod4 == 3) // It is time to check if a FACCH/UL data block is available from DLL or // if a data block is available from the DATA interface. { T_RADIO_FRAME *tx_data = NULL; // Check if any FACCH to transmit. // Rem: when mode is "SIGNALLING ONLY" the "dll_read_dcch()" function // always gives back a block of FACCH (true block or dummy one). // In ETM test mode, the protocol stack is not active and hence we do not require any FACCH data from L23 // But this change is applicable only when ETM scripts are run with PS-builds. In case of L1-SA, // dll_read_dcch() is called which is just a stub function (It just returns a NULL ptr for L1 SA) #if TESTMODE #if (OP_L1_STANDALONE == 0) if(!l1_config.TestMode) #endif // (OP_L1_STANDALONE == 0) #endif // TESTMODE { tx_data = dll_read_dcch(channel_mode); } if(tx_data != NULL) { // In DTX mode in FR and EFR, all 8 FACCH 1/2 bursts must always be transmitted. // Note: FACCH presence is checked 1 "control" before "control" of 1st burst of FACCH due to a DSP constraint // i.e. 2 bursts before FACCH interleaving boundary //So we must wait 1 burst before controlling the transmission of 8 FACCH 1/2 bursts l1s.facch_bursts = 9; #if (TRACE_TYPE==1) || (TRACE_TYPE==4) RTTL1_FILL_UL_DCCH trace_info.facch_ul_count ++; #endif // Store the FACCH/UL data block in the MCU/DSP com. #if TRACE_TYPE==3 if (l1_stats.type == PLAY_UL) { // load A_DU_1 in PLAY Uplink mode. l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_du_1, &(tx_data->A[0])); if (channel_mode == TCH_EFR_MODE) { WORD32 bit5word14, bit2word14, bit12word15, bit15word15; // clear CRC bits and repetition bits l1s_dsp_com.dsp_ndb_ptr->a_du_1[7] &= 0x807f; l1s_dsp_com.dsp_ndb_ptr->a_du_1[14] &= 0xfc24; l1s_dsp_com.dsp_ndb_ptr->a_du_1[15] &= 0x93ff; l1s_dsp_com.dsp_ndb_ptr->a_du_1[19] &= 0xff00; // read repetition bits bit5word14 = (l1s_dsp_com.dsp_ndb_ptr->a_du_1[14] >> 5)& 0x1; bit2word14 = (l1s_dsp_com.dsp_ndb_ptr->a_du_1[14] >> 2)& 0x1; bit12word15 = (l1s_dsp_com.dsp_ndb_ptr->a_du_1[15] >> 12) & 0x1; bit15word15 = (l1s_dsp_com.dsp_ndb_ptr->a_du_1[15] >> 15)& 0x1; // copy repetition bits l1s_dsp_com.dsp_ndb_ptr->a_du_1[14] |= (bit5word14 << 4 | bit5word14 << 3 | bit2word14 | bit2word14 << 1); l1s_dsp_com.dsp_ndb_ptr->a_du_1[15] |= (bit15word15 << 13 | bit12word15 << 14 | bit12word15 << 10 | bit15word15 << 11); } else { l1s_dsp_com.dsp_ndb_ptr->a_du_1[14] &= 0xfc3f; l1s_dsp_com.dsp_ndb_ptr->a_du_1[19] &= 0xff00; } // set PLAY Uplink bit ....... l1s_dsp_com.dsp_ndb_ptr->d_tch_mode |= (1 << B_PLAY_UL); } else l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_fu, &(tx_data->A[0])); #else l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_fu, &(tx_data->A[0])); #endif #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsptx(dltsk_trace[TCHTF].name); #endif } #if (AMR == 1) // Check if any DATA traffic info frame available. // This check is used for all full rate channels except when // this channel is in SIGNALLING ONLY mode or in Full Rate // Speech mode or adaptative full rate mode. if((channel_mode != TCH_FS_MODE) && (channel_mode != SIG_ONLY_MODE) && (channel_mode != TCH_EFR_MODE) && (channel_mode != TCH_AFS_MODE)) #else // Check if any DATA traffic info frame available. // This check is used for all full rate channels except when // this channel is in SIGNALLING ONLY mode or in Full Rate // Speech mode. if((channel_mode != TCH_FS_MODE) && (channel_mode != SIG_ONLY_MODE) && (channel_mode != TCH_EFR_MODE)) #endif { #if IDS { UWORD8 fn_report_mod26; API *data_ul; data_ul = l1s_dsp_com.dsp_ndb_ptr->a_du_0; fn_report_mod26 = l1s.next_time.fn_in_report%26; // Set flag for UL/DL block information: for TCH/F48 mode only if((channel_mode == TCH_48F_MODE) && ((fn_report_mod26 == 7) || (fn_report_mod26 == 16) || (fn_report_mod26 == 24))) l1s_dsp_com.dsp_ndb_ptr->d_ra_act |= (3 << B_F48BLK); else l1s_dsp_com.dsp_ndb_ptr->d_ra_act &= ~(3 << B_F48BLK); dll_data_ul(l1s_dsp_com.dsp_ndb_ptr->a_data_buf_ul, &l1s_dsp_com.dsp_ndb_ptr->d_ra_conf, &l1s_dsp_com.dsp_ndb_ptr->d_ra_act, &l1s_dsp_com.dsp_ndb_ptr->d_ra_test, &l1s_dsp_com.dsp_ndb_ptr->d_ra_statu, &l1s_dsp_com.dsp_ndb_ptr->d_fax); // Fill a_du_0 data block Header. // Note: a_du_0 header is fill when dummy block is filled as well when data block // is filled (buffer a_data_buf_ul data_ul[0] = (1 << B_BLUD); // 1st word: Set B_BLU bit. data_ul[1] = 0; // 2nd word: cleared. data_ul[2] = 0; // 3rd word: cleared. } #else { UWORD8 *tx_data = NULL; tx_data = tx_tch_data(); if(tx_data != NULL) { // Store the DATA/UL data block in the MCU/DSP com. #if TRACE_TYPE==3 if (l1_stats.type == PLAY_UL) { // load A_DU_1 in PLAY Uplink mode. l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_du_1, tx_data); if (channel_mode == TCH_48F_MODE) l1s_dsp_com.dsp_ndb_ptr->a_du_1[10] &= 0x00ff; if (channel_mode == TCH_24F_MODE) l1s_dsp_com.dsp_ndb_ptr->a_du_1[7] &= 0x00ff; // set PLAY Uplink bit ....... l1s_dsp_com.dsp_ndb_ptr->d_tch_mode |= (1 << B_PLAY_UL); } else l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_du_0, tx_data); #else l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_du_0, tx_data); #endif } #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsptx(dltsk_trace[TCHTF].name); #endif } #endif } } } #if FF_L1_IT_DSP_DTX // Fast DTX active only in TCH AFS, for TDMA3 from speech block = 0, 1 [MOD 3] if ((l1a_l1s_com.dedic_set.aset->achan_ptr->mode == TCH_AFS_MODE) && (l1a_l1s_com.dedic_set.aset->dtx_allowed == TRUE)) { // DTX interrupt request for B1 and B2 (no DTX uncertainty on B0 thanks to idle frame) if (l1s.next_time.fn_mod13 <= 7) dtx_dsp_interrupt = TRUE; // DTX uncertainty check if ((l1a_apihisr_com.dtx.fast_dtx_ready == TRUE) && // Fast DTX can be used ((l1s.next_time.fn_mod13 == 4) || (l1s.next_time.fn_mod13 == 8))) // new block boundary l1a_apihisr_com.dtx.dtx_status = DTX_AWAITED; } else l1a_apihisr_com.dtx.dtx_status = DTX_AVAILABLE; } // if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) // Postpone TPU/DSP programming when DTX status not available from DSP if (l1a_apihisr_com.dtx.dtx_status != DTX_AWAITED) { BOOL tx_active =FALSE; //omaps00090550 #endif #if TESTMODE // if Normal Mode or // if TestMode and UL+DL // NOTE: UL only true if DL is true in TCHTF! if ( !l1_config.TestMode || (l1_config.TestMode && (l1_config.tmode.rf_params.down_up & TMODE_UPLINK))) #endif { /*--------------------------------------------*/ /* Program DSP... */ /*--------------------------------------------*/ dsp_task = l1s_swap_iq_ul(radio_freq,task); l1ddsp_load_tx_task(dsp_task, 0, desc_ptr->tsc); /*--------------------------------------------*/ /* Program TPU... */ /*--------------------------------------------*/ fn_mod_104 = l1s.actual_time.fn % 104; #if TESTMODE if ((!l1_config.TestMode) || (l1_config.tmode.rf_params.tmode_continuous == TM_NO_CONTINUOUS) || (l1_config.tmode.rf_params.tmode_continuous == TM_START_TX_CONTINUOUS)) #endif { l1s.facch_bursts--; if (l1s.facch_bursts < 0) l1s.facch_bursts = -1; #if FF_L1_IT_DSP_DTX // Condition for TX TPU programming channel mode dependant switch (channel_mode) { case SIG_ONLY_MODE: case TCH_24F_MODE: case TCH_48F_MODE: case TCH_96_MODE: case TCH_144_MODE: // DTX not supported tx_active = TRUE; break; case TCH_FS_MODE: case TCH_EFR_MODE: if ((l1s.dtx_ul_on == FALSE) || // No DTX ((l1s.facch_bursts >= 0) && (l1s.facch_bursts <= 7)) || // FACCH in progress ((fn_mod_104 >= 51) && (fn_mod_104 <= 58)) // SID ) tx_active = TRUE; else tx_active = FALSE; break; case TCH_AFS_MODE: if (l1a_apihisr_com.dtx.tx_active) // DSP (Fast) DTX status tx_active = TRUE; else tx_active = FALSE; break; } // TPU TX burst programming if (tx_active) #else // In DTX mode, UL bursts should not be transmitted when no voice activity is detected // we must not call TPU scenario if dtx_on == TRUE in EFR and FR (See Technical Memo) // However, in DTX mode, bursts 52 to 59 (modulo 104) must always be transmitted // FACCH must also be transmitted but we must wait 1 bursts before transmitting 8 1/2 bursts if ( ((channel_mode != TCH_FS_MODE) && (channel_mode != TCH_EFR_MODE)) || (l1s.dtx_ul_on == FALSE) || ( (l1s.facch_bursts >= 0) && (l1s.facch_bursts <= 7) ) || ((fn_mod_104 >= 51) && (fn_mod_104 <= 58)) ) #endif { l1dtpu_serv_tx_nb(radio_freq, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.tpu_offset, l1s.applied_txpwr,INACTIVE); } } #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_UL_NB(task, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.applied_txpwr) #endif } #if FF_L1_IT_DSP_DTX } // if (l1a_apihisr_com.dtx.dtx_status != DTX_AWAITED) #endif } // TCH/UL is a normal burst. #if FF_L1_IT_DSP_DTX // Postpone TPU/DSP programming when DTX status not available from DSP if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) { #endif /*----------------------------------------------*/ /* Common for Dedicated mode: DSP parameters... */ /*----------------------------------------------*/ #if (AMR == 1) #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, 0, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, l1a_l1s_com.dedic_set.sync_amr, l1a_l1s_com.dedic_set.reset_sacch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.vocoder_on); #else l1a_l1s_com.dedic_set.vocoder_on, dtx_dsp_interrupt); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, 0, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.sync_amr); #else l1a_l1s_com.dedic_set.sync_amr, dtx_dsp_interrupt); #endif #endif // Clear "sync_amr" flag to maintain normal TCH process. l1a_l1s_com.dedic_set.sync_amr = FALSE; #else #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, 0, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, l1a_l1s_com.dedic_set.reset_sacch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.vocoder_on); #else l1a_l1s_com.dedic_set.vocoder_on, dtx_dsp_interrupt); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, 0, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.sync_tch); #else l1a_l1s_com.dedic_set.sync_tch, dtx_dsp_interrupt); #endif #endif #endif // reset the FACCH header of the API buffer on the control following an ABORT to avoid decoding unwanted FACCH if (l1a_l1s_com.dedic_set.reset_facch == TRUE) { // Reset A_FD header. // B_FIRE1 =1, B_FIRE0 =0 , BLUD =0 l1s_dsp_com.dsp_ndb_ptr->a_fd[0] = (1<<B_FIRE1); l1s_dsp_com.dsp_ndb_ptr->a_fd[2] = 0xffff; } // Clear "sync_tch" and "reset_sacch" flag to maintain normal TCH process. l1a_l1s_com.dedic_set.sync_tch = FALSE; l1a_l1s_com.dedic_set.reset_facch = FALSE; #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1a_l1s_com.dedic_set.reset_sacch = FALSE; #endif // Set tpu window identifier for Power meas or FS/SB search. l1s.tpu_win = (3 * BP_SPLIT) + l1_config.params.tx_nb_load_split + l1_config.params.rx_synth_load_split; /*--------------------------------------------*/ /* Flag DSP and TPU programmation... */ /*--------------------------------------------*/ #if TESTMODE // if Normal Mode or // if TestMode and UL+DL // NOTE: UL only true if DL is true in TCHTF! if ( !l1_config.TestMode || ( l1_config.TestMode && (l1_config.tmode.rf_params.down_up & TMODE_UPLINK))) #endif { #if TESTMODE // Continuous mode: swap TPU page for Tx in NO_CONTINUOUS or START_TX_CONTINUOUS mode. if ((!l1_config.TestMode) || (l1_config.tmode.rf_params.tmode_continuous == TM_NO_CONTINUOUS) || (l1_config.tmode.rf_params.tmode_continuous == TM_START_TX_CONTINUOUS)) #endif { l1s.tpu_ctrl_reg |= CTRL_TX; } l1s.dsp_ctrl_reg |= CTRL_TX; } #if TESTMODE // Continuous mode: if end of control of START_RX/TX: go to CONTINUOUS state if (l1_config.TestMode && (l1_config.tmode.rf_params.tmode_continuous != TM_NO_CONTINUOUS)) l1_config.tmode.rf_params.tmode_continuous = TM_CONTINUOUS; #endif #if FF_L1_IT_DSP_DTX } //if (l1a_apihisr_com.dtx.dtx_status != DTX_IT_DSP) #endif } /*-------------------------------------------------------*/ /* l1s_ctrl_tcha() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* dedicated mode TCH task: TCHA. This function is the */ /* control function for reading the DL burst and sending */ /* the UL burst on the Slow Associated Channel (SACCH) */ /* associated with the traffic channel. The UL burst can */ /* be a Normal Burst in normal case or an Access Burst */ /* when starting a Handover procedure. Both Half rate */ /* and Full rate TCH channel are handled. The DSP and */ /* the TPU are programmed for both the DL and UL bursts. */ /* The timing advance is taken into account for */ /* positionning the UL burst. */ /* */ /* This function accesses the L1/DLL interface */ /* ("dll_read_sacch()" function) and passes then the */ /* returned data blocks to the DSP after having set the */ /* L1 header part of the block. */ /* */ /* Here is a summary of the execution: */ /* */ /* - Traces and debug. */ /* - Catch channel description and ARFCN. */ /* - TCH/SACCH Receive... */ /* - Program DSP for RX. */ /* - Program TPU for RX. */ /* - Flag DSP and TPU programmation. */ /* - TCH/SACCH Transmit... */ /* - If Any Handover Access burst to send */ /* - Call "l1s_ctrl_rach()". */ /* - Else */ /* - Get DATA block from DLL if required. */ /* - Program DSP for TX. */ /* - Program TPU for TX. */ /* - Flag DSP and TPU programmation. */ /* - Common for DL/UL: DSP parameters. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* TCHA, Associated channel task when dedicated/TCH. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.dedic_set" */ /* Dedicated channel parameter structure. */ /* .radio_freq, ARFCN value set by the Hopping algo. */ /* .aset, active dedicated parameter set. */ /* */ /* "l1a_l1s_com.Scell_info" */ /* Serving cell information structure. */ /* .bsic, BSIC of the serving cell. It is used here */ /* to pass the training sequence number (part */ /* of BSIC) to the DSP. */ /* */ /* "l1s.afc" */ /* current AFC value to be applied for the given task. */ /* */ /* "l1s.tpu_offset" */ /* value for the TPU SYNCHRO and OFFSET registers */ /* for current serving cell setting. */ /* */ /* "l1s.applied_txpwr" */ /* Applied transmit power. */ /* */ /* "l1s.reported_txpwr" */ /* Transmit power to report in the L1 header of the */ /* SACCH data block. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.tpu_win" */ /* each frame is composed with a maximum of 3 */ /* working/TPU windows (typically RX/TX/PW). This is */ /* a counter used to count the number of windows */ /* used. */ /* -> set to TDMA_WIN3. */ /* */ /* "l1s.tpu_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/TPU com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* -> set CTRL_TX bit in the register. */ /* */ /* "l1s.dsp_ctrl_reg" */ /* bit register used to know at the end of L1S if */ /* something has been programmed on the MCU/DSP com. */ /* This is used mainly to swap then the com. page at */ /* the end of a control frame. */ /* -> set CTRL_RX bit in the register. */ /* -> set CTRL_TX bit in the register. */ /* */ /*-------------------------------------------------------*/ void l1s_ctrl_tcha(UWORD8 task, UWORD8 param2) { UWORD16 radio_freq=0; T_CHANNEL_DESCRIPTION *desc_ptr; UWORD8 lna_off =0;//omaps00090550 WORD8 agc =0; //omaps00090550 T_INPUT_LEVEL *IL_info_ptr; UWORD32 dsp_task; UWORD8 adc_active_ul = INACTIVE; UWORD8 adc_active_dl = INACTIVE; #if (RF_FAM == 61) UWORD16 dco_algo_ctl_nb = 0; UWORD8 if_ctl = 0; UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; #endif // By default we choose the hardware filter UWORD8 csf_filter_choice = L1_SAIC_HARDWARE_FILTER; #if (NEW_SNR_THRESHOLD == 1) UWORD8 saic_flag=0; #endif /*NEW_SNR_THRESHOLD */ // Traces and debug. // ****************** #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsp_tpu(dltsk_trace[TCHA].name); #endif l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; // Catch channel description and ARFCN. // ************************************* // Catch the active channel description used along the routine. // It contains: // "channel_type", {TCH_F, TCH_H, SDCCH_4, SDCCH_8}. // "subchannel", {0, 1}. 0 is the default value for TCH_F. desc_ptr = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr; // Get ARFCN to be used for current control. radio_freq = l1a_l1s_com.dedic_set.radio_freq; if (radio_freq == l1a_l1s_com.Scell_info.radio_freq) IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas_beacon; // we are working on a beacon freq. else IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas; // we are working on a daughter freq. /**************************************************************************/ /* SACCH Receive... */ /**************************************************************************/ // ADC measurement // *************** // check if during the SACCH burst an ADC measurement must be performed if (l1a_l1s_com.adc_mode & ADC_NEXT_TRAFFIC_DL) // perform ADC only one time { adc_active_dl = ACTIVE; l1a_l1s_com.adc_mode &= ADC_MASK_RESET_TRAFFIC; // reset in order to have only one ADC measurement in Traffic } else if (l1a_l1s_com.adc_mode & ADC_EACH_TRAFFIC_DL) // perform ADC on each period bloc if (l1s.next_time.fn_in_report == 12) //periodic with each 1st SACCH burst if ((++l1a_l1s_com.adc_cpt)>=l1a_l1s_com.adc_traffic_period) // wait for the period { adc_active_dl = ACTIVE; l1a_l1s_com.adc_cpt = 0; } #if TESTMODE // if Normal Mode or // if TestMode and DL-only or DL+UL if ( !l1_config.TestMode || (l1_config.TestMode && (l1_config.tmode.rf_params.down_up & TMODE_DOWNLINK))) #endif { #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_TCHA___DL, radio_freq); #endif /*--------------------------------------------*/ /* Program DSP... */ /*--------------------------------------------*/ // dsp pgm. dsp_task = l1s_swap_iq_dl(radio_freq,task); l1ddsp_load_rx_task(dsp_task, 0, desc_ptr->tsc); #if(RF_FAM == 61) // Locosto DCO cust_get_if_dco_ctl_algo(&dco_algo_ctl_nb, &if_ctl, (UWORD8) L1_IL_VALID , IL_info_ptr->input_level , radio_freq,if_threshold); l1ddsp_load_dco_ctl_algo_nb(dco_algo_ctl_nb); #endif /*--------------------------------------------*/ /* Program TPU... */ /*--------------------------------------------*/ lna_off = IL_info_ptr->lna_off; // for TCHA we use DPAGC algorithm. #if DPAGC_MAX_FLAG agc = Cust_get_agc_from_IL(radio_freq, IL_info_ptr->input_level >> 1, MAX_ID, lna_off); #else agc = Cust_get_agc_from_IL(radio_freq, IL_info_ptr->input_level >> 1, AV_ID, lna_off); #endif // Store input_level and lna_off fields used for current CTRL in order to be able // to build IL from pm in READ phase. l1a_l1s_com.Scell_used_IL = *IL_info_ptr; #if (L1_SAIC != 0) // If SAIC is enabled, call the low level SAIC control function csf_filter_choice = l1ctl_saic(l1a_l1s_com.Scell_used_IL.input_level,l1a_l1s_com.mode #if (NEW_SNR_THRESHOLD == 1) ,task ,&saic_flag #endif ); #endif #if TESTMODE // Continuous mode: Rx TPU programmation only in NO_CONTINUOUS or START_RX_CONTINUOUS mode. if ((!l1_config.TestMode) || (l1_config.tmode.rf_params.tmode_continuous == TM_NO_CONTINUOUS) || (l1_config.tmode.rf_params.tmode_continuous == TM_START_RX_CONTINUOUS)) #endif { // update the TPU with the new TOA if necessary l1ctl_update_TPU_with_toa(); // Program a serving cell normal burst reading in TPU. l1dtpu_serv_rx_nb(radio_freq, agc, lna_off, l1s.tpu_offset, l1s.tpu_offset, FALSE,adc_active_dl #if (RF_FAM == 61) ,csf_filter_choice ,if_ctl #endif #if (NEW_SNR_THRESHOLD == 1) ,saic_flag #endif /* NEW_SNR_THRESHOLD */ ); } // Increment tpu window identifier. l1s.tpu_win += (l1_config.params.rx_synth_load_split + RX_LOAD); // Set "CTRL_RX" flag in the control flag register. #if TESTMODE // Continuous mode: swap TPU page for Rx only in NO_CONTINUOUS or START_RX_CONTINUOUS mode. if ((!l1_config.TestMode) || (l1_config.tmode.rf_params.tmode_continuous == TM_NO_CONTINUOUS) || (l1_config.tmode.rf_params.tmode_continuous == TM_START_RX_CONTINUOUS)) #endif { l1s.tpu_ctrl_reg |= CTRL_RX; } l1s.dsp_ctrl_reg |= CTRL_RX; } /**************************************************************************/ /* TCH/T Transmit... */ /**************************************************************************/ // Any Handover Access burst to send ? --> TXPWR management // ************************************ if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send != 0) // "ho_acc_to_send" is a counter of Handover Access burst still to send. // This counter is set by "l1s_dedicated_mode_manager()" in L1S when a // Handover command is received from L3 through L1A. // When Handover access is in progress, nothing but RACH can be transmitted. // RACH is not allowed on SACCH therefore TX is avoided by setting // the txpwr to NO_TXPWR !!! { // NOTE: The spec says RACH bursts on SACCH UL is optional. hence it should not be counted // Refer spec 04.08 l1s_ctrl_rach(RAHO,NO_PAR); } else // TCH/UL is a normal burst. // TX power must be the normal one { // Set TXPWR. l1ddsp_load_txpwr(l1s.applied_txpwr, radio_freq); #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_UL_NB(task, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.applied_txpwr) #endif // ADC measurement // *************** // check if during the SACCH burst an ADC measurement must be performed if (l1a_l1s_com.adc_mode & ADC_NEXT_TRAFFIC_UL) // perform ADC only one time { adc_active_ul = ACTIVE; l1a_l1s_com.adc_mode &= ADC_MASK_RESET_TRAFFIC; // reset in order to have only one ADC measurement in Traffic } else if (l1a_l1s_com.adc_mode & ADC_EACH_TRAFFIC_UL) // perform ADC on each period bloc if (l1s.next_time.fn_in_report == 12) //periodic with each 1st SACCH burst if ((++l1a_l1s_com.adc_cpt)>=l1a_l1s_com.adc_traffic_period) // wait for the period { adc_active_ul = ACTIVE; l1a_l1s_com.adc_cpt = 0; } // In any case (normal TX or no TX due to Handover Access process) // the full TCHA task must be controled for TPU and DSP. { T_RADIO_FRAME *tx_data = NULL; #if (TRACE_TYPE!=0) trace_fct(CST_L1S_CTRL_TCHA___UL, radio_freq); #endif /*--------------------------------------------*/ /* Get DATA block if required for SACCH. */ /*--------------------------------------------*/ if(l1s.next_time.fn_in_report == 12) // It is time to get a SACCH data block from DLL. // Call "dll_read_sacch()" to perform "PH_DATA_REQ" and pass // the data block to the DSP.. { #if ((FF_REPEATED_SACCH) && ( TESTMODE)) if(l1_config.repeat_sacch_enable != REPEATED_SACCH_ENABLE) { l1s.repeated_sacch.sro = 0; l1s.repeated_sacch.buffer_empty = TRUE; } #endif /* #if ((FF_REPEATED_SACCH) && ( TESTMODE)) */ #if FF_REPEATED_SACCH /* Get data from PS if only no repetition order is required (1st condition) */ /* or no repetition candidate exists (2nd condition) */ if((l1s.repeated_sacch.sro == 0) || (l1s.repeated_sacch.buffer_empty == TRUE)) #endif /* FF_REPEATED_SACCH */ { tx_data = dll_read_sacch(SIG_ONLY_MODE); if(tx_data != NULL) { // Set L1 Header... tx_data->A[0] = l1s.reported_txpwr; tx_data->A[1] = l1a_l1s_com.dedic_set.aset->timing_advance; #if FF_REPEATED_SACCH /* Include the SACCH Repetition Request (SRR) in the L1 Header */ tx_data->A[0] |= (l1s.repeated_sacch.srr <<6); #endif /* FF_REPEATED_SACCH */ // Put data block in MCU/DSP com. l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_cu, &(tx_data->A[0])); #if (FF_REPEATED_SACCH == 1 ) if(((tx_data->A[2]&0x1C) >> 2) == SAPI_0) /* Store the block data in case of a retransmission order */ { l1s_store_sacch_buffer( &(l1s.repeated_sacch), &(tx_data->A[0])); /* Stores the buffer and turns of the buffer_empty flag as false */ } else { /* the SACCH repetition block occurrence will always come as a consecutive pair */ /* To handle DL UL | DL UL | DL UL */ /* - 0 | SRO 3 | - new data should be asked from PS old 0 cannot be repeated */ l1s.repeated_sacch.buffer_empty=TRUE; } #endif /* FF_REPEATED_SACCH */ } /* if(tx_data != NULL) */ #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dsptx(dltsk_trace[TCHA].name); #endif }/* if((l1s.repeated_sacch.sro == 0) || (l1s.repeated_sacch.buffer_empty == TRUE))*/ #if FF_REPEATED_SACCH else if ((l1s.repeated_sacch.sro == 1) && (l1s.repeated_sacch.buffer_empty == FALSE)) { /* Put data block in MCU/DSP com. */ l1ddsp_load_info(DSP_TASK_CODE[task], l1s_dsp_com.dsp_ndb_ptr->a_cu, l1s.repeated_sacch.buffer ); l1s.repeated_sacch.buffer_empty = TRUE; /* Set that the buffer is now empty (only one repetition) */ } /* end else repetition */ #endif /* FF_REPEATED_SACCH */ // check to be removed } /*--------------------------------------------*/ /* Program DSP... */ /*--------------------------------------------*/ #if TESTMODE // UL-only... // Use SPI to write to Omega uplink buffer, do NOT use DSP if (l1_config.TestMode && l1_config.tmode.rf_params.down_up == TMODE_UPLINK) { #if (CODE_VERSION != SIMULATION) // For Calyso+ & Before... #if (RF_FAM == 12) ABB_Write_Register_on_page(PAGE0, AUXAPC, Cust_get_pwr_data(l1s.applied_txpwr, radio_freq #if(REL99 && FF_PRF) ,1 #endif )); l1tm_fill_burst(l1_config.tmode.tx_params.burst_data, &TM_ul_data[0]); ABB_Write_Uplink_Data(&TM_ul_data[0]); #endif //For UppCosto, Tx Data Write is via PLD to DRP & Ramp is via the ABB Driver #if (RF_FAM == 60) ABB_Write_Register_on_page(PAGE0, AUXAPC, Cust_get_pwr_data(l1s.applied_txpwr, radio_freq #if(REL99 && FF_PRF) ,1 #endif )); l1tm_fill_burst(l1_config.tmode.tx_params.burst_data, &TM_ul_data[0]); PLD_Write_Uplink_Data(&TM_ul_data[0]); #endif #if (RF_FAM == 61) // For DRP we use the DSP to write the TX Power via a new variable apclev in API // A new variable is required in API as DSP copies the tx_power_ctl (which is // normally used to pass the APCLEV value to DSP) to APCLEV ONLY when there is a // burst to be transmitted l1ddsp_apc_load_apclev(Cust_get_pwr_data(l1s.applied_txpwr, radio_freq #if(REL99 && FF_PRF) ,1 #endif )); l1tm_fill_burst(l1_config.tmode.tx_params.burst_data, &TM_ul_data[0]); DRP_Write_Uplink_Data(&TM_ul_data[0]); #endif #endif } // Use DSP... // if Normal Mode or // if TestMode and DL+UL else if ( !l1_config.TestMode || (l1_config.TestMode && l1_config.tmode.rf_params.down_up == (TMODE_DOWNLINK|TMODE_UPLINK))) { dsp_task = l1s_swap_iq_ul(radio_freq,task); l1ddsp_load_tx_task(dsp_task, 0, desc_ptr->tsc); } #else dsp_task = l1s_swap_iq_ul(radio_freq,task); l1ddsp_load_tx_task(dsp_task, 0, desc_ptr->tsc); #endif /*--------------------------------------------*/ /* Program TPU... */ /*--------------------------------------------*/ #if TESTMODE // if Normal Mode or // if TestMode and UL-only or DL+UL if ( !l1_config.TestMode || (l1_config.TestMode && (l1_config.tmode.rf_params.down_up & TMODE_UPLINK) && (l1_config.tmode.rf_params.tmode_continuous == TM_NO_CONTINUOUS || l1_config.tmode.rf_params.tmode_continuous == TM_START_TX_CONTINUOUS))) #endif { l1dtpu_serv_tx_nb(radio_freq, l1a_l1s_com.dedic_set.aset->timing_advance, l1s.tpu_offset, l1s.applied_txpwr, adc_active_ul); } } } // End of "TCH/UL is a normal burst" /*----------------------------------------------*/ /* Common for Dedicated mode: DSP parameters... */ /*----------------------------------------------*/ #if (AMR == 1) #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, l1a_l1s_com.dedic_set.sync_amr, l1a_l1s_com.dedic_set.reset_sacch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.vocoder_on); #else l1a_l1s_com.dedic_set.vocoder_on, 0); #endif #else // FF_L1_TCH_VOCODER_CONTROL l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.sync_amr); #else l1a_l1s_com.dedic_set.sync_amr, 0); #endif #endif // FF_L1_TCH_VOCODER_CONTROL l1a_l1s_com.dedic_set.sync_amr = FALSE; #else // AMR #if (FF_L1_TCH_VOCODER_CONTROL == 1) l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, l1a_l1s_com.dedic_set.sync_tch, l1a_l1s_com.dedic_set.reset_sacch, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.vocoder_on); #else l1a_l1s_com.dedic_set.vocoder_on, 0); #endif #else l1ddsp_load_tch_param(&(l1s.next_time), l1a_l1s_com.dedic_set.aset->achan_ptr->mode, desc_ptr->channel_type, desc_ptr->subchannel, l1a_l1s_com.dedic_set.aset->achan_ptr->tch_loop, #if !FF_L1_IT_DSP_DTX l1a_l1s_com.dedic_set.sync_tch); #else l1a_l1s_com.dedic_set.sync_tch, 0); #endif #endif #endif // AMR // Clear "sync_tch" flag to maintain normal TCH process. l1a_l1s_com.dedic_set.sync_tch = FALSE; #if (FF_L1_TCH_VOCODER_CONTROL) l1a_l1s_com.dedic_set.reset_sacch = FALSE; #endif if(l1a_l1s_com.dedic_set.aset->ho_acc_to_send == 0) { // Set tpu window identifier for Power meas or FS/SB search. l1s.tpu_win = (3 * BP_SPLIT) + l1_config.params.tx_nb_load_split + l1_config.params.rx_synth_load_split; /*--------------------------------------------*/ /* Flag DSP and TPU programmation... */ /*--------------------------------------------*/ #if TESTMODE // if Normal Mode or // if TestMode and UL-only or DL+UL if ( !l1_config.TestMode || (l1_config.TestMode && (l1_config.tmode.rf_params.down_up & TMODE_UPLINK))) #endif { #if TESTMODE // Continuous mode: swap TPU page for Tx in NO_CONTINUOUS or START_TX_CONTINUOUS mode. if ((!l1_config.TestMode) || (l1_config.tmode.rf_params.tmode_continuous == TM_NO_CONTINUOUS) || (l1_config.tmode.rf_params.tmode_continuous == TM_START_TX_CONTINUOUS)) #endif { l1s.tpu_ctrl_reg |= CTRL_TX; } l1s.dsp_ctrl_reg |= CTRL_TX; } #if TESTMODE // Continuous mode: if end of control of START_RX/TX: go to CONTINUOUS state if (l1_config.TestMode && (l1_config.tmode.rf_params.tmode_continuous != TM_NO_CONTINUOUS)) l1_config.tmode.rf_params.tmode_continuous = TM_CONTINUOUS; #endif } } #if (MOVE_IN_INTERNAL_RAM == 0) // Must be followed by the pragma used to duplicate the funtion in internal RAM //#pragma DUPLICATE_FOR_INTERNAL_RAM_START /*-------------------------------------------------------*/ /* l1s_hopping_algo() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* dedicated mode tasks: DDL, DUL, ADL, AUL, TCHTH/F and */ /* TCHA. This function performs the Hopping Sequence */ /* generation. It computes the ARFCN to use on the next */ /* frame. When the channel does not hop, it returns */ /* the fixe ARFCN provided in the channel description. */ /* */ /* If the channel is hopping and the ARFCN result is the */ /* BEACON frequency, an indication flag is set to warn */ /* the DSP ("b_bcch_freq_ind"). */ /* */ /* (see GSM05.02 $6.2.3) */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.dedic_set.aset" */ /* Active set of Dedicated channel parameters. */ /* */ /* "l1s.l1s.next_time" */ /* frame number and derived numbers for next frame. */ /* */ /* Returned parameter in globals: */ /* ------------------------------ */ /* */ /* "l1a_l1s_com.dedic_set.radio_freq" */ /* ARFCN to be used on the next frame. */ /* */ /*-------------------------------------------------------*/ void l1s_hopping_algo(UWORD8 task, UWORD8 param2) { UWORD8 mai; T_CHN_SEL *chan_sel; T_MOBILE_ALLOCATION *alist_ptr; UWORD16 *ma; UWORD8 n; UWORD8 hsn; UWORD8 maio; UWORD16 *radio_freq_ptr; UWORD16 *beacon_channel_ptr=&l1a_l1s_com.Scell_info.radio_freq; // beacon channel of the serving cell T_TIME_INFO *time_ptr; T_TIME_INFO next_neighbor_time; switch(task) { #if L1_GPRS case PTCCH: { chan_sel = &(l1pa_l1ps_com.transfer.aset->freq_param.chan_sel); alist_ptr = &(l1pa_l1ps_com.transfer.aset->freq_param.freq_list); radio_freq_ptr = &l1pa_l1ps_com.transfer.ptcch.radio_freq; time_ptr = &l1s.next_time; } break; case PDTCH: case SINGLE: // For PDTCH, set pointers to the PACKET parameter structures. { chan_sel = &(l1pa_l1ps_com.transfer.aset->freq_param.chan_sel); alist_ptr = &(l1pa_l1ps_com.transfer.aset->freq_param.freq_list); radio_freq_ptr = &l1a_l1s_com.dedic_set.radio_freq; time_ptr = &l1s.next_time; } break; case PALLC: case PNP: case PEP: { chan_sel = &l1pa_l1ps_com.pccch.packet_chn_desc.chan_sel; alist_ptr = &l1pa_l1ps_com.pccch.frequency_list; radio_freq_ptr = &l1pa_l1ps_com.p_idle_param.radio_freq; time_ptr = &l1s.next_time; } break; case POLL: { // Load adequat freq. list according to the current mode: // SINGLE (i.e. 2 phase access) else Packet Access or Packet Idle if(l1a_l1s_com.l1s_en_task[SINGLE] == TASK_ENABLED) { chan_sel = &(l1pa_l1ps_com.transfer.aset->freq_param.chan_sel); alist_ptr = &(l1pa_l1ps_com.transfer.aset->freq_param.freq_list); radio_freq_ptr = &l1a_l1s_com.dedic_set.radio_freq; } else { chan_sel = &l1pa_l1ps_com.pccch.packet_chn_desc.chan_sel; alist_ptr = &l1pa_l1ps_com.pccch.frequency_list; radio_freq_ptr = &l1pa_l1ps_com.p_idle_param.radio_freq; } time_ptr = &l1s.next_time; } break; case PBCCHS: { chan_sel = &l1pa_l1ps_com.pbcchs.packet_chn_desc.chan_sel; alist_ptr = &l1pa_l1ps_com.pbcchs.frequency_list; radio_freq_ptr = &l1pa_l1ps_com.p_idle_param.radio_freq; // If PBCCHS controlled one frame in advance --> correct Frame Number when PBCCH block is read if (l1pa_l1ps_com.pbcchs.control_offset) time_ptr = &l1s.next_plus_time; else time_ptr = &l1s.next_time; } break; case PBCCHN_IDLE: case PBCCHN_TRAN: { WORD32 next_neighbor_time_fn; chan_sel = &l1pa_l1ps_com.pbcchn.packet_chn_desc.chan_sel; alist_ptr = &l1pa_l1ps_com.pbcchn.frequency_list; radio_freq_ptr = &l1pa_l1ps_com.p_idle_param.radio_freq; beacon_channel_ptr = &l1pa_l1ps_com.pbcchn.bcch_carrier; time_ptr = &next_neighbor_time; // To review (is there any better solution?)........... next_neighbor_time_fn = l1s.next_time.fn + l1pa_l1ps_com.pbcchn.fn_offset; if (next_neighbor_time_fn > ((WORD32)MAX_FN))//OMAPS00090550 next_neighbor_time.fn = (UWORD32) (next_neighbor_time_fn - MAX_FN); else if (next_neighbor_time_fn < 0) next_neighbor_time.fn = (UWORD32) (next_neighbor_time_fn + MAX_FN); else next_neighbor_time.fn = (UWORD32) (next_neighbor_time_fn); next_neighbor_time.t1 = next_neighbor_time.fn / (26L*51L); // T1 = FN div 26*51 next_neighbor_time.t2 = next_neighbor_time.fn % 26; // T2 = FN % 26. next_neighbor_time.t3 = next_neighbor_time.fn % 51; // T3 = FN % 51. } break; case ITMEAS: { // Packet transfer mode if (l1a_l1s_com.l1s_en_task[PDTCH] == TASK_ENABLED) { // We use the active TBF frequency parameters chan_sel = &(l1pa_l1ps_com.transfer.aset->freq_param.chan_sel); alist_ptr = &(l1pa_l1ps_com.transfer.aset->freq_param.freq_list); } // Packet idle mode else { // We use the frequency parameters given in the MPHP_INT_MEAS_REQ message chan_sel = &(l1pa_l1ps_com.itmeas.packet_intm_freq_param.chan_sel); alist_ptr = &(l1pa_l1ps_com.itmeas.packet_intm_freq_param.freq_list); } radio_freq_ptr = &l1pa_l1ps_com.itmeas.radio_freq; time_ptr = &l1s.next_plus_time; } break; #endif case SMSCB: // For SMSCB, set pointers to the SMSCB parameter structures. { chan_sel = &l1a_l1s_com.cbch_desc.chan_sel; alist_ptr = &l1a_l1s_com.cbch_freq_list; radio_freq_ptr = &l1a_l1s_com.dedic_set.radio_freq; // If SMSCB is controlled one frame in advance --> correct Frame Number when SMSCB block is read if (l1a_l1s_com.pre_scheduled_cbch) time_ptr = &l1s.next_plus_time; else time_ptr = &l1s.next_time; } break; default: // For SDCCH/TCH, set pointers to the active channel description. { chan_sel = &(l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->chan_sel); alist_ptr = l1a_l1s_com.dedic_set.aset->ma.alist_ptr; radio_freq_ptr = &l1a_l1s_com.dedic_set.radio_freq; time_ptr = &l1s.next_time; } } // End of switch(task) // Set local variables. ma = &(alist_ptr->rf_chan_no.A[0]); n = alist_ptr->rf_chan_cnt; hsn = chan_sel->rf_channel.hopping_rf.hsn; maio = chan_sel->rf_channel.hopping_rf.maio; if(chan_sel->h == FALSE) // Single RF channel, NOT HOPPING. { *radio_freq_ptr = chan_sel->rf_channel.single_rf.radio_freq; } else // Hopping channel... { /**************************************************/ /* Perform the HOPPING algorithm. */ /**************************************************/ if(hsn == 0) // Cyclic hopping... { mai = (time_ptr->fn + maio) % n; } else { UWORD8 i = 0; UWORD8 m; UWORD8 mp; UWORD8 nbin =0; //omaps00090550 UWORD8 tp; UWORD8 s; UWORD8 t1r = (UWORD8)(time_ptr->t1 % 64); while(i<=6) { if((n >> i) > 0) nbin = i; i++; } nbin++; m = time_ptr->t2 + RNTABLE[(hsn ^ t1r) + time_ptr->t3]; mp = m % (1L << nbin); tp = time_ptr->t3 % (1L << nbin); if(mp < n) s = mp; else s = (mp + tp) % n; mai = (s + maio) % n; } *radio_freq_ptr = ma[mai]; } if(*radio_freq_ptr == *beacon_channel_ptr) // If ARFCN is the BEACON... { // Set "b_bcch_freq_ind" to TRUE. l1s_dsp_com.dsp_db_w_ptr->d_ctrl_system |= (1 << B_BCCH_FREQ_IND); } } //#pragma DUPLICATE_FOR_INTERNAL_RAM_END #endif // MOVE_IN_INTERNAL_RAM //===============================================================================================// #if !((MOVE_IN_INTERNAL_RAM == 1) && (GSM_IDLE_RAM !=0)) // MOVE TO INTERNAL MEM IN CASE GSM_IDLE_RAM enabled //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_START // KEEP IN EXTERNAL MEM otherwise /*-------------------------------------------------------*/ /* l1s_read_dummy() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* task: ABORT. Since this task just aborts any ongoing */ /* DSP task, there is no result returned by the DSP to */ /* the MCU when this abort is completed, but the MCU/DSP */ /* com. read page must be switched properly. This the */ /* only reason why we have created this function. */ /* */ /* Modified parameter in globals: */ /* ------------------------------ */ /* */ /* "l1s_dsp_com.dsp_r_page_used" */ /* Flag used by the function which closes L1S */ /* execution ("l1s_end_manager()") to know if the */ /* MCU/DSP read page must be switched. */ /* -> Set to 1. */ /* */ /*-------------------------------------------------------*/ void l1s_read_dummy(UWORD8 task, UWORD8 param2) { l1_check_com_mismatch(task); #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) trace_fct(CST_L1S_READ_DUMMY ,(UWORD32)(-1));//OMAPS00090550 #endif // task is completed, make it INACTIVE (only in case of TCHD). if(task == TCHD) l1s.task_status[task].current_status = INACTIVE; #if FF_L1_IT_DSP_DTX // Fast DTX status update if(task == TCHD) { UWORD8 subchannel = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->subchannel; // Currently used for TCH-AHS only if (((subchannel == 0) && (l1s.actual_time.fn_mod13_mod4 == 0)) || // FN%13 = 4, 8 and 12 for TCH/H0 (no Read on FN%13=0) ((subchannel == 1) && (l1s.actual_time.fn_mod13_mod4 == 1))) // FN%13 = 1, 5 and 9 for TCH/H1 { // Latch TX activity status if DTX allowed if ((l1a_l1s_com.dedic_set.aset->dtx_allowed == FALSE) || // No DTX allowed (l1s_dsp_com.dsp_ndb_ptr->d_fast_dtx_enc_data ) || // DTX allowed but not used (l1a_apihisr_com.dtx.fast_dtx_ready == FALSE)) // Fast DTX status is invalid l1a_apihisr_com.dtx.tx_active = TRUE; else l1a_apihisr_com.dtx.tx_active = FALSE; } } #endif // Set flag used to change the read page at the end of "l1_synch". l1s_dsp_com.dsp_r_page_used = TRUE; } //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_END #endif /*-------------------------------------------------------*/ /* l1s_read_msagc() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: BCCHN,FBNEW,SB1,SB2,SBCONF. This function is */ /* the reading result function used for reading a power */ /* measurement result used then to refreshing the AGC */ /* for those tasks. Here is a summary of the execution: */ /* */ /* - If SEMAPHORE(task) is low. */ /* - Get the cell information structure. */ /* - Traces and debug. */ /* - Read receive level result from MCU/DSP interface.*/ /* - Flag the use of the MCU/DSP dual page read */ /* interface. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* BCCHN, BCCH Neighbor reading task. */ /* FBNEW, Frequency Burst detection task in Idle mode. */ /* SB1, Synchro Burst reading task in Idle mode. */ /* SB2, Synchro Burst detection task in Idle mode. */ /* SBCONF, Synchro Burst confirmation task in Idle */ /* mode. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.Ncell_info.bcch" */ /* "l1a_l1s_com.Ncell_info.acquis" */ /* "l1a_l1s_com.Ncell_info.acquis" */ /* "l1a_l1s_com.Ncell_info.conf" */ /* cell information structure used for BCCHN,FBNEW, */ /* SB1/SB2,SBCONF respectively. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s_dsp_com.dsp_r_page_used" */ /* Flag used by the function which closes L1S */ /* execution ("l1s_end_manager()") to know if the */ /* MCU/DSP read page must be switched. */ /* -> Set to 1. */ /* */ /*-------------------------------------------------------*/ void l1s_read_msagc(UWORD8 task, UWORD8 param2) { BOOL en_task; BOOL task_param; UWORD16 pm_level[2]={0}; //omaps00090550 #if (L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; #endif // Get "enable" task flag and "synchro semaphore" for current task. en_task = l1a_l1s_com.l1s_en_task[task]; task_param = l1a_l1s_com.task_param[task]; if((en_task) && !(task_param)) // Check the task semaphore and the task enable bit. The reading // task body is executed only when the task semaphore is 0 and the // task is still enabled. // The semaphore can be set to 1 whenever L1A makes some changes // to the task parameters. The task can be disabled by L1A. { T_NCELL_SINGLE *cell_info_ptr = NULL; #if (L1_GPRS) T_NCELL_SINGLE pbcchn_cell_info; #endif #if ((REL99 == 1) && (FF_BHO == 1)) T_NCELL_SINGLE bho_cell_info; #endif // Get the cell information structure. // ************************************ switch(task) { case BCCHN_TOP: cell_info_ptr = &l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_top ]; break; case BCCHN: cell_info_ptr = &l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_norm ]; break; case FBNEW: cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id]; break; case SB2: cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sb_id]; break; case SBCONF: cell_info_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sbconf_id]; break; #if ((REL99 == 1) && (FF_BHO == 1)) case FBSB: { cell_info_ptr = &bho_cell_info; bho_cell_info.radio_freq = l1a_l1s_com.nsync_fbsb.radio_freq; bho_cell_info.fn_offset = l1a_l1s_com.nsync_fbsb.fn_offset; } break; #endif #if (L1_GPRS) case PBCCHN_IDLE: { cell_info_ptr = &pbcchn_cell_info; pbcchn_cell_info.radio_freq = l1pa_l1ps_com.pbcchn.bcch_carrier; pbcchn_cell_info.fn_offset = l1pa_l1ps_com.pbcchn.fn_offset; } break; #endif default: return; } // Traces and debug. // ****************** #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_MSAGC , cell_info_ptr->radio_freq); #endif #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_OFFSET_NEIGH) buffer_trace(4, l1s.actual_time.fn, cell_info_ptr->radio_freq, cell_info_ptr->fn_offset, pm); #endif #endif l1_check_com_mismatch(MS_AGC_ID); // Read receive level result from MCU/DSP interface. // ************************************************** // Read 2 received levels... #if L1_GPRS switch (l1a_l1s_com.dsp_scheduler_mode) { case GPRS_SCHEDULER: { // Call the reading driver using GPRS scheduler l1pddsp_meas_read(2, pm_level); } break; case GSM_SCHEDULER: { // Call the reading driver using GSM scheduler l1ddsp_meas_read(2, pm_level); } break; } #else l1ddsp_meas_read(2, pm_level); #endif // Power Measurement performed during last l1s_ctrl_msagc with HIGH_AGC // returned in pm_level[0] // Power measurement performed during last l1s_ctrl_msagc with LOW_AGC // returned in pm_level[1] l1_check_pm_error(pm_level[0], MS_AGC_ID); l1_check_pm_error(pm_level[1], MS_AGC_ID); pm_level[0] = pm_level[0] >> 5; pm_level[1] = pm_level[1] >> 5; l1ctl_pgc2(((UWORD8 )(pm_level[0])),((UWORD8 )(pm_level[1])),cell_info_ptr->radio_freq); #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_LNA) #if (L1_FF_MULTIBAND == 0) buffer_trace (4, 22, cell_info_ptr->radio_freq, l1a_l1s_com.last_input_level[cell_info_ptr->radio_freq - l1_config.std.radio_freq_index_offset].input_level, l1a_l1s_com.last_input_level[cell_info_ptr->radio_freq - l1_config.std.radio_freq_index_offset].lna_off); #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(cell_info_ptr->radio_freq); buffer_trace (4, 22, cell_info_ptr->radio_freq, l1a_l1s_com.last_input_level[cell_info_ptr->agc_index].input_level, l1a_l1s_com.last_input_level[cell_info_ptr->agc_index].lna_off); #endif // #if (L1_FF_MULTIBAND == 0) else #endif #endif } // Flag the use of the MCU/DSP dual page read interface. // ****************************************************** // Set flag used to change the read page at the end of "l1_synch". l1s_dsp_com.dsp_r_page_used = TRUE; } #if (MOVE_IN_INTERNAL_RAM == 0) // Must be followed by the pragma used to duplicate the funtion in internal RAM //#pragma DUPLICATE_FOR_INTERNAL_RAM_START /*-------------------------------------------------------*/ /* l1s_read_mon_result() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: FBNEW,SB1,SB2,SBCONF,SB51,SBCNF51,SB26,SBCNF26.*/ /* This function is the reading result function used for */ /* reading the neighbor cell monitoring results. Here is */ /* a summary of the execution: */ /* */ /* - Traces and debug. */ /* - Get task result from MCU/DSP read interface. */ /* */ /* - case: FBNEW/FB51. */ /* - If SEMAPHORE(task) is low. */ /* - Update AFC if required. */ /* - Read FB detection results. */ /* - Reports results to L1A. */ /* - Disactivate and Disable task. */ /* - Reset buffers and flags in NDB. */ /* */ /* - case: FB26. */ /* - Read FB detection results. */ /* - Reports results to L1A. */ /* - Disactivate task. */ /* */ /* - case: SB26/SBCNF26. */ /* - Read SB reading results. */ /* - Reports results to L1A. */ /* - Disactivate task. */ /* */ /* - case: SB1/SB2/SB51/SBCONF/SBCNF51. */ /* - If SEMAPHORE(task) is low. */ /* - Update AFC if required. */ /* - Read FB detection results. */ /* - Reports results to L1A. */ /* - Disactivate task when required. */ /* */ /* - Flag the use of the MCU/DSP dual page read */ /* interface. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* FBNEW, Frequency Burst detection task in Idle mode. */ /* SB1, Synchro Burst reading task in Idle mode. */ /* SB2, Synchro Burst detection task in Idle mode. */ /* SBCONF, Synchro Burst confirmation task in Idle */ /* mode. */ /* SB51, Synchro Burst reading task in SDCCH Dedicated */ /* mode. */ /* SBCNF51, Synchro Burst confirmation task in SDCCH */ /* Dedicated mode. */ /* SB26, Synchro Burst reading task in TCH Dedicated */ /* mode. */ /* SBCNF26, Synchro Burst confirmation task in TCH */ /* Dedicated mode. */ /* */ /* "attempt_for_sb2" */ /* Since SB2 calls twice this function, this parameter */ /* tells the function which call it it. Used mainly */ /* to know when to DISACTIVATE the task. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.task_param" */ /* task semaphore bit register. Used to skip the body */ /* of this function if L1A has changed or is changing */ /* some of the task parameters. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1a_l1s_com.l1s_en_task" */ /* L1S task enable bit register. */ /* -> disable FBNEW,FB51 task. */ /* */ /* "l1s.task_status[task].current_status" */ /* current task status. It must be reset (INACTIVE) */ /* when the task is completed. */ /* -> disactivate task. */ /* */ /* "l1s_dsp_com.dsp_r_page_used" */ /* Flag used by the function which closes L1S */ /* execution ("l1s_end_manager()") to know if the */ /* MCU/DSP read page must be switched. */ /* -> Set to 1. */ /* */ /* Use of MCU/DSP interface: */ /* ------------------------- */ /* "l1s_dsp_com.dsp_ndb_ptr" */ /* pointer to the non double buffered part (NDB) of */ /* the MCU/DSP interface. This part is R/W for both */ /* DSP and MCU. */ /* */ /* "l1s_dsp_com.dsp_db_r_ptr" */ /* pointer to the double buffered part (DB) of the */ /* MCU/DSP interface. This pointer points to the READ */ /* page. */ /* */ /*-------------------------------------------------------*/ void l1s_read_mon_result(UWORD8 task, UWORD8 attempt) { UWORD32 flag=0; UWORD32 toa; UWORD32 pm; UWORD32 angle; UWORD32 snr; #if TESTMODE UWORD32 pm_fullres; #endif API *data; BOOL en_task; BOOL task_param; UWORD32 fb_abort_flag=0; /*-------------------------------------------------------------------------------*/ /* READ MONITORING TASK RESULTS FROM MCU/DSP INTERFACE... */ /*-------------------------------------------------------------------------------*/ // Get "enable" task flag and "synchro semaphore" for current task. en_task = l1a_l1s_com.l1s_en_task[task]; task_param = l1a_l1s_com.task_param[task]; // Traces and debug. // ****************** #if (TRACE_TYPE!=0)&& (TRACE_TYPE !=5) trace_fct(CST_L1S_READ_MON_RESULT,(UWORD32)(-1)); #endif if(!(en_task) || (task_param)) { #if (TRACE_TYPE!=0) // Current task is no more alive, L1A changed the task parameters. // -> Trace "ABORT" on log file and screen. trace_fct(CST_TASK_KILLED, (UWORD32)(-1)); #endif } else // Current task is still alive, check task identifier and debug number... { #if (TRACE_TYPE!=0) if((task != FB26) && (task != SB26) && (task != SBCNF26)) // DB cannot be used for FB26/SB26/SBCNF26 result. if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_md & 0xffff) != (UWORD32)DSP_TASK_CODE[task]) // Task id. different than the one expected... trace_fct(CST_DL_TASKS_DO_NOT_CORRESPOND,(UWORD32)(-1)); #endif if((task != FB26) && (task != SB26) && (task != SBCNF26) && (attempt==12) #if ((REL99 == 1) && (FF_BHO == 1)) && (task != FBSB) #endif ) // DB cannot be used for FB26/SB26/SBCNF26 result. { l1_check_com_mismatch(task); } } // Get task result from MCU/DSP read interface. // ********************************************* switch(task) { case FBNEW : case FB51 : /*---------------------------------------------------*/ /* Frequency burst detection result... */ /*---------------------------------------------------*/ { if((en_task)) // Check the task semaphore and the task enable bit. The reading // task body is executed only when the task semaphore is 0 and the // task is still enabled. // The semaphore can be set to 1 whenever L1A makes some changes // to the task parameters. The task can be disabled by L1A. { flag = l1s_dsp_com.dsp_ndb_ptr->d_fb_det & 0xffff; // 1 means FOUND. toa = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_TOA] & 0xffff; // Unit is BIT. pm = (l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff); // WARNING... to be used!!! #if TESTMODE pm_fullres = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff; // F26.6 #endif angle = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_ANGLE] & 0xffff; // WARNING... to be used!!! snr = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_SNR] & 0xffff; // WARNING... to be used!!! // Check FB detection flag and attempt: // If no detection and attempt < 12 than continue FB search // Attempt=11: special case: wait for next (last) read, as // other task may already be programmed in MFTAB (do not flush !!!) if(((!flag) && (attempt < 11)) || (attempt==11)) break; // If FB detection occurs before 11th attempt, abort FB search if((flag == TRUE) && (attempt < 11)) fb_abort_flag=TRUE; if (fb_abort_flag == TRUE) { if ((l1s_dsp_com.dsp_db_r_ptr->d_debug & 0xffff) != ((l1s.debug_time + (12 - attempt)) % 65536)) l1_check_com_mismatch(task); } // l1_check_pm_error(pm, task); pm = pm >> 5; #if TRACE_TYPE==3 stats_samples_fb(flag,toa,pm,angle,snr); #endif #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) uart_trace(FB51); #endif // Update AFC: Call AFC control function (KALMAN filter). #if AFC_ALGO #if TESTMODE if (l1_config.afc_enable) #endif { WORD16 old_afc=l1s.afc; if((flag == TRUE) && (l1a_l1s_com.mode == CS_MODE)) { #if (VCXO_ALGO == 0) l1s.afc = l1ctl_afc(AFC_OPEN_LOOP, &l1s.afc_frame_count, (WORD16)angle, 0, l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].radio_freq); #else l1s.afc = l1ctl_afc(AFC_OPEN_LOOP, &l1s.afc_frame_count, (WORD16)angle, 0, l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].radio_freq,l1a_l1s_com.mode); #endif #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_AFC_OPEN) buffer_trace (4,(WORD16)angle,old_afc,l1s.afc,0); #endif #endif } } #endif // Call FB report function (send report msg to L1A). #if TESTMODE if (l1_config.TestMode) l1s_read_fb(task, flag, toa, attempt, pm_fullres, angle, snr); else l1s_read_fb(task, flag, toa, attempt, pm, angle, snr); #else l1s_read_fb(task, flag, toa, attempt, pm, angle, snr); #endif // The Frequency Burst detection task in Idle (FBNEW) and // Dedicated/SDCCH (FB51) are 1 shot tasks, they must be // disabled in L1S when they are completed. Disable it. l1a_l1s_com.l1s_en_task[task] = TASK_DISABLED; // the status is not used in D51 and D26 modes if (task != FB51 ) { l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].status = NSYNC_COMPLETED; } } if ((fb_abort_flag == TRUE) || (attempt==12)) { // FB task is completed, make it INACTIVE. l1s.task_status[task].current_status = INACTIVE; // Reset buffers and flags in NDB ... l1s_dsp_com.dsp_ndb_ptr->d_fb_det = FALSE; l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_TOA] = 0; // This task is not compatible with Neigh. Measurement. // Clear "forbid_meas" to indicate when the task is complete. l1s.forbid_meas = 0; } // FB search finished before 11th attempt: // -reset DSP R/W pages, DSP tasks and TPU // -flush MFTAB and reset frame count // -adjust debug time if(fb_abort_flag) { l1d_reset_hw(l1s.tpu_offset); l1s.tpu_ctrl_reg |= CTRL_FB_ABORT; // set CTRL bit -> tpu_end_scenario l1s_clear_mftab(l1s.mftab.frmlst); l1s.frame_count = 0; // This task is not compatible with Neigh. Measurement. // Clear "forbid_meas" to indicate when the task is complete. l1s.forbid_meas = 0; } } break; case FB26 : /*---------------------------------------------------*/ /* Frequency burst detection result... */ /*---------------------------------------------------*/ { UWORD8 neigh_id; // read cell identifier. neigh_id = l1a_l1s_com.nsync.active_fb_id; if((en_task)) // Check the task semaphore and the task enable bit. The reading // task body is executed only when the task semaphore is 0 and the // task is still enabled. // The semaphore can be set to 1 whenever L1A makes some changes // to the task parameters. The task can be disabled by L1A. { flag = l1s_dsp_com.dsp_ndb_ptr->d_fb_det & 0xffff; // 1 means FOUND. toa = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_TOA] & 0xffff; // Unit is BIT. pm = (l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff); // WARNING... to be used!!! #if TESTMODE pm_fullres = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff; // F10.6 #endif // CQ 19836: do not check PM on FB26 //l1_check_pm_error(pm, task); pm = pm >> 5; angle = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_ANGLE] & 0xffff; // WARNING... to be used!!! snr = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_SNR] & 0xffff; // WARNING... to be used!!! // Call FB report function (send report msg to L1A). #if TESTMODE if (l1_config.TestMode) l1s_read_fb(task, flag, toa, NO_PAR, pm_fullres, angle, snr); else l1s_read_fb(task, flag, toa, NO_PAR, pm, angle, snr); #else l1s_read_fb(task, flag, toa, NO_PAR, pm, angle, snr); #endif } #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) uart_trace(FB26); #endif // The Frequency Burst detection task in Dedicated/TCH // is composed with several attempts managed in L1A. // -> task is completed: set INACTIVE. l1s.task_status[task].current_status = INACTIVE; // Reset buffers and flags in NDB ... l1s_dsp_com.dsp_ndb_ptr->d_fb_det = FALSE; l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_TOA] = 0; } break; case SB26 : case SBCNF26 : /*---------------------------------------------------*/ /* Synchro. burst detection result... */ /*---------------------------------------------------*/ { if((en_task) && !(task_param)) // Check the task semaphore and the task enable bit. The reading // task body is executed only when the task semaphore is 0 and the // task is still enabled. // The semaphore can be set to 1 whenever L1A makes some changes // to the task parameters. The task can be disabled by L1A. { flag = !(((l1s_dsp_com.dsp_ndb_ptr->a_sch26[0] & 0xffff) & (1<<B_SCH_CRC)) >> B_SCH_CRC); // 1 means ERROR. toa = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_TOA] & 0xffff; // Unit is BIT. pm = (l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff); // WARNING... to be used!!! #if TESTMODE pm_fullres = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff; // F26.6 #endif angle = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_SNR] & 0xffff; data = &(l1s_dsp_com.dsp_ndb_ptr->a_sch26[3]); // Set data block pointer (skip header). l1_check_pm_error(pm, task); pm = pm >> 5; // Call SB report function (send report msg to L1A). #if TESTMODE if (l1_config.TestMode) l1s_read_sb(task, flag, data, toa, attempt, pm_fullres, angle, snr); else l1s_read_sb(task, flag, data, toa, attempt, pm, angle, snr); #else l1s_read_sb(task, flag, data, toa, attempt, pm, angle, snr); #endif } #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) uart_trace(SB26); #endif // The Synchro Burst detection (SB26) and confirmation (SBCNF26) // tasks in Dedicated/TCH are enabling/disabling are fully // managed by L1A. // -> task is completed: set INACTIVE. l1s.task_status[task].current_status = INACTIVE; // Reset buffers and flags in NDB ... l1s_dsp_com.dsp_ndb_ptr->a_sch26[0] = (1<<B_SCH_CRC); } break; case SB2 : case SBCONF : case SB51 : case SBCNF51 : /*---------------------------------------------------*/ /* Synchro. burst detection result... */ /*---------------------------------------------------*/ { if((en_task) && !(task_param)) // Check the task semaphore and the task enable bit. The reading // task body is executed only when the task semaphore is 0 and the // task is still enabled. // The semaphore can be set to 1 whenever L1A makes some changes // to the task parameters. The task can be disabled by L1A. { UWORD8 neigh_id; if((task == SB2) || (task == SB51)) neigh_id = l1a_l1s_com.nsync.active_sb_id; else neigh_id = l1a_l1s_com.nsync.active_sbconf_id; flag = !(((l1s_dsp_com.dsp_db_r_ptr->a_sch[0] & 0xffff) & (1<<B_SCH_CRC)) >> B_SCH_CRC); // 1 means ERROR. toa = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_TOA] & 0xffff; // Unit is BIT. pm = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff); // WARNING... to be used!!! #if TESTMODE pm_fullres = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff; // F26.6 #endif angle = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_SNR] & 0xffff; data = &(l1s_dsp_com.dsp_db_r_ptr->a_sch[3]); // Set data block pointer (skip header). l1ddsp_read_iq_dump(task); l1_check_pm_error(pm, task); pm = pm >> 5; // CQ30474. In case SNR is too low, the SB shall be considered as failed. // This is valuable for code running on target with DSP 3606. #if (CODE_VERSION == NOT_SIMULATION) if ( snr < MIN_ACCEPTABLE_SNR_FOR_SB ) flag = FALSE; #endif #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_OFFSET_NEIGH) buffer_trace(4, l1s.actual_time.fn, toa,pm, l1s_dsp_com.dsp_db_r_ptr->a_sch[0] & 0xffff); #endif #endif #if TRACE_TYPE==3 stats_samples_sb(flag,toa,pm,angle,snr); #endif #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) if (task == SBCONF) uart_trace(SBCONF); else uart_trace(SB2); // display result code... #endif // Update AFC: Call AFC control function (KALMAN filter). #if AFC_ALGO #if TESTMODE if (l1_config.afc_enable) #endif { WORD16 old_afc=l1s.afc; if((flag == TRUE) && (l1a_l1s_com.mode == CS_MODE)) { #if (VCXO_ALGO == 0) l1s.afc = l1ctl_afc(AFC_OPEN_LOOP, &l1s.afc_frame_count, (WORD16)angle, 0, l1a_l1s_com.nsync.list[neigh_id].radio_freq); #else l1s.afc = l1ctl_afc(AFC_OPEN_LOOP, &l1s.afc_frame_count, (WORD16)angle, 0, l1a_l1s_com.nsync.list[neigh_id].radio_freq,l1a_l1s_com.mode); #endif #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_AFC_OPEN) buffer_trace (4,(WORD16)angle,old_afc,l1s.afc,1); #endif #endif } } #endif // Call SB report function (send report msg to L1A). #if TESTMODE if (l1_config.TestMode) l1s_read_sb(task, flag, data, toa, attempt, pm_fullres, angle, snr); else l1s_read_sb(task, flag, data, toa, attempt, pm, angle, snr); #else l1s_read_sb(task, flag, data, toa, attempt, pm, angle, snr); #endif // the status is not used in D51 and D26 modes if ((task != SBCNF51 ) && (task != SB51)) { // SB2 activity completed for this neighbour cell. if((task != SB2) || ((task == SB2) && (attempt == 2))) l1a_l1s_com.nsync.list[neigh_id].status = NSYNC_COMPLETED; } } // All tasks are completed by this function except SB2 which // calls it twice. SB2 is then completed only when making the // second execution of this function. // -> task is completed: set INACTIVE. if((task != SB2) || (task == SB2) && (attempt == 2)) { l1s.task_status[task].current_status = INACTIVE; l1a_l1s_com.l1s_en_task[task] = TASK_DISABLED; } } break; #if ((REL99 == 1) && (FF_BHO == 1)) case FBSB : /*---------------------------------------------------*/ /* Frequency + Synchro burst detection result... */ /*---------------------------------------------------*/ { BOOL abort_flag = FALSE; if (l1a_l1s_com.nsync_fbsb.fb_found_attempt == 0) // Looking for FB { flag = l1s_dsp_com.dsp_ndb_ptr->d_fb_det & 0xffff; // flag = TRUE means FOUND. toa = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_TOA] & 0xffff; // Unit is BIT. pm = (l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff) >> 5; #if TESTMODE pm_fullres = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff; // F26.6 #endif angle = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_SNR] & 0xffff; if (flag) // FB detected { // Store toa and attempt for future use l1a_l1s_com.nsync_fbsb.fb_toa = toa; l1a_l1s_com.nsync_fbsb.fb_found_attempt = attempt; #if (TRACE_TYPE == 3) stats_samples_fb(flag, toa, pm, angle, snr); #endif #if (TRACE_TYPE == 2 ) || (TRACE_TYPE == 3) // uart_trace(FBSB); #endif } else { if (attempt < 12) { // FB not found, some attempts remaining break; } else { // FB not found, no attempt remaining // Call FBSB report function (send report msg to L1A). #if TESTMODE if (l1_config.TestMode) l1s_read_fbsb(task, attempt, FALSE, FALSE, (API *)NULL, toa, pm, angle, snr); else #endif l1s_read_fbsb(task, attempt, FALSE, FALSE, (API *)NULL, toa, pm, angle, snr); abort_flag = TRUE; } } } else // if (l1a_l1s_com.nsync_fbsb.fb_found_attempt == 0) // Looking for SB { flag = !(((l1s_dsp_com.dsp_db_r_ptr->a_sch[0] & 0xffff) & (1<<B_SCH_CRC)) >> B_SCH_CRC); // // flag = TRUE means FOUND. toa = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_TOA] & 0xffff; // Unit is BIT. pm = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff) >> 5; #if TESTMODE pm_fullres = l1s_dsp_com.dsp_ndb_ptr->a_sync_demod[D_PM] & 0xffff; // F26.6 #endif angle = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_SNR] & 0xffff; data = &(l1s_dsp_com.dsp_db_r_ptr->a_sch[3]); // Set data block pointer (skip header). if (flag) // SB detected { // SB found report SUCCESS #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_OFFSET_NEIGH) buffer_trace(4, l1s.actual_time.fn, toa,pm, l1s_dsp_com.dsp_db_r_ptr->a_sch[0] & 0xffff); #endif #endif #if (TRACE_TYPE == 3) stats_samples_sb(flag, toa, pm, angle, snr); #endif #if (TRACE_TYPE == 2 ) || (TRACE_TYPE == 3) // uart_trace(FBSB); // display result code... #endif // Call FBSB report function (send report msg to L1A). #if TESTMODE if (l1_config.TestMode) l1s_read_fbsb(task, attempt, TRUE, TRUE, data, toa, pm, angle, snr); else #endif l1s_read_fbsb(task, attempt, TRUE, TRUE, data, toa, pm, angle, snr); abort_flag = TRUE; } else // if (flag) { if (attempt < (l1a_l1s_com.nsync_fbsb.fb_found_attempt + 2)) { // SB not found, one attempt remaining break; } else { // SB not found, no attempt remaining // Call FBSB report function (send report msg to L1A). #if TESTMODE if (l1_config.TestMode) l1s_read_fbsb(task, attempt, TRUE, FALSE, (API *)NULL, toa, pm, angle, snr); else #endif l1s_read_fbsb(task, attempt, TRUE, FALSE, (API *)NULL, toa, pm, angle, snr); abort_flag = TRUE; } } } // if(l1a_l1s_com.nsync_fbsb.fb_found_attempt == 0) if(abort_flag == TRUE) { // -> task is completed: set INACTIVE. l1s.task_status[task].current_status = INACTIVE; l1a_l1s_com.l1s_en_task[task] = TASK_DISABLED; if (attempt < 14) { // FBSB search finished before last attempt: // -reset DSP R/W pages, DSP tasks and TPU // -flush MFTAB and reset frame count // -adjust debug time l1d_reset_hw(l1s.tpu_offset); l1s.tpu_ctrl_reg |= CTRL_FBSB_ABORT; // set CTRL bit -> tpu_end_scenario l1s_clear_mftab(l1s.mftab.frmlst); l1s.frame_count = 0; } } } #endif // #if ((REL99 == 1) && (FF_BHO == 1)) } // Flag the use of the MCU/DSP dual page read interface. // ****************************************************** // Set flag used to change the read page at the end of "l1_synch" only if not // in dedicated/TCH mode (FB26,SB26,SBCNF26). Those task are not following the // common principle. They use only the NDB part of the MCU/DSP interface, no // page swapping is then needed. #if ((REL99 == 1) && (FF_BHO == 1)) if(((task != FB26) && (task != SB26) && (task != SBCNF26) && (task != FBNEW) && (task != FB51) && (task != FBSB)) || #else if(((task != FB26) && (task != SB26) && (task != SBCNF26) && (task != FBNEW) && (task != FB51)) || #endif // #if ((REL99 == 1) && (FF_BHO == 1)) ((!fb_abort_flag) && (attempt==12))) l1s_dsp_com.dsp_r_page_used = TRUE; } //#pragma DUPLICATE_FOR_INTERNAL_RAM_END #endif // MOVE_IN_INTERNAL_RAM #if !((MOVE_IN_INTERNAL_RAM == 1) && (GSM_IDLE_RAM !=0)) // MOVE TO INTERNAL MEM IN CASE GSM_IDLE_RAM enabled //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_START // KEEP IN EXTERNAL MEM otherwise /*-------------------------------------------------------*/ /* l1s_read_snb_dl() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: BCCHS,NP,EP,ALLC,SMSCB. */ /* This function is the reading result function used for */ /* reading a serving cell burst acquisition result in */ /* any mode except dedicated mode. Here is a summary of */ /* the execution: */ /* */ /* - If SEMAPHORE(task) is low and task still enabled. */ /* - Traces and debug. */ /* - Read control results and feed control algo. */ /* - Read DL DATA block from MCU/DSP interface. */ /* - Disactivate task. */ /* - Flag the use of the MCU/DSP dual page read */ /* interface. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* NP, Normal paging reading task. */ /* EP, Extended paging reading task. */ /* BCCHS, BCCH Serving reading task. */ /* ALLC, All serving cell CCCH reading task. */ /* SMSCB, Short Message Service Cell Broadcast task. */ /* */ /* "burst_id" */ /* BURST_1, 1st burst of the task. */ /* BURST_2, 2nd burst of the task. */ /* BURST_3, 3rd burst of the task. */ /* BURST_4, 4th burst of the task. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.task_param" */ /* task semaphore bit register. Used to skip the body */ /* of this function if L1A has changed or is changing */ /* some of the task parameters. */ /* */ /* "l1a_l1s_com.l1s_en_task" */ /* L1S task enable bit register. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.task_status[task].current_status" */ /* current task status. It must be reset (INACTIVE) */ /* when the task is completed. */ /* -> disactivate task. */ /* */ /* "l1s_dsp_com.dsp_r_page_used" */ /* Flag used by the function which closes L1S */ /* execution ("l1s_end_manager()") to know if the */ /* MCU/DSP read page must be switched. */ /* -> Set to 1. */ /* */ /* Use of MCU/DSP interface: */ /* ------------------------- */ /* "l1s_dsp_com.dsp_ndb_ptr" */ /* pointer to the non double buffered part (NDB) of */ /* the MCU/DSP interface. This part is R/W for both */ /* DSP and MCU. */ /* */ /* "l1s_dsp_com.dsp_db_r_ptr" */ /* pointer to the double buffered part (DB) of the */ /* MCU/DSP interface. This pointer points to the READ */ /* page. */ /* */ /*-------------------------------------------------------*/ void l1s_read_snb_dl(UWORD8 task, UWORD8 burst_id) { UWORD32 toa; UWORD32 pm; UWORD32 angle; UWORD32 snr; BOOL en_task; BOOL task_param; UWORD16 radio_freq=0; static UWORD16 pwr_level; #if L1_FF_MULTIBAND == 1 UWORD16 operative_radio_freq; #endif #if (FF_L1_FAST_DECODING == 1) UWORD8 skipped_bursts = 0; BOOL fast_decoding_authorized = l1s_check_fast_decoding_authorized(task); BOOL fast_decoded = (l1a_apihisr_com.fast_decoding.status == C_FAST_DECODING_COMPLETE); if (fast_decoded) { skipped_bursts = BURST_4 - burst_id; } #endif /* if (FF_L1_FAST_DECODING == 1) */ /*--------------------------------------------------------*/ /* READ SERVING CELL RECEIVE TASK RESULTS... */ /*--------------------------------------------------------*/ /* Rem: only a partial result is present in the mcu<-dsp */ /* communication buffer. The DATA BLOCK content itself is */ /* in the last comm. (BURST_4) */ /*--------------------------------------------------------*/ // Get "enable" task flag and "synchro semaphore" for current task. en_task = l1a_l1s_com.l1s_en_task[task]; task_param = l1a_l1s_com.task_param[task]; if((en_task) && !(task_param)) // Check the task semaphore and the task enable bit. The reading // task body is executed only when the task semaphore is 0 and the // task is still enabled. // The semaphore can be set to 1 whenever L1A makes some changes // to the task parameters. The task can be disabled by L1A. { // Traces and debug. // ****************** #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) trace_fct(CST_L1S_READ_SNB_DL , (UWORD32)(-1));//OMAPS00090550 #endif #if (TRACE_TYPE!=0) #if L1_GPRS if (l1a_l1s_com.dsp_scheduler_mode == GSM_SCHEDULER) { // Check task identifier... if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_d & 0xffff) != (UWORD32)DSP_TASK_CODE[task]) trace_fct(CST_DL_TASKS_DO_NOT_CORRESPOND, (UWORD32)(-1));//OMAPS00090550 // Check burst identifier... if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_burst_d & 0xffff) != burst_id) trace_fct(CST_DL_BURST_DOES_NOT_CORRESPOND, (UWORD32)(-1));//OMAPS00090550 } else // GPRS scheduler { // Check burst identifier... if(l1ps_dsp_com.pdsp_db_r_ptr->d_burst_nb_gprs != burst_id) trace_fct(CST_DL_BURST_DOES_NOT_CORRESPOND, (UWORD32)(-1)); } #else // Check task identifier... if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_d & 0xffff) != (UWORD32)DSP_TASK_CODE[task]) trace_fct(CST_DL_TASKS_DO_NOT_CORRESPOND, (UWORD32)(-1)); // Check burst identifier... if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_burst_d & 0xffff) != burst_id) trace_fct(CST_DL_BURST_DOES_NOT_CORRESPOND,(UWORD32)( -1)); #endif #endif l1_check_com_mismatch(task); // Read control results and feed control algorithms. // ************************************************** // Read control information. #if L1_GPRS if (l1a_l1s_com.dsp_scheduler_mode == GSM_SCHEDULER) { toa = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_TOA] & 0xffff; pm = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff); angle = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_SNR] & 0xffff; } else { toa = l1ps_dsp_com.pdsp_db_r_ptr->a_burst_toa_gprs[0] & 0xffff; pm = (l1ps_dsp_com.pdsp_db_r_ptr->a_burst_pm_gprs[0] & 0xffff); angle = l1ps_dsp_com.pdsp_db_r_ptr->a_burst_angle_gprs[0] & 0xffff; snr = l1ps_dsp_com.pdsp_db_r_ptr->a_burst_snr_gprs[0] & 0xffff; } #else toa = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_TOA] & 0xffff; pm = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff); angle = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_SNR] & 0xffff; #endif l1_check_pm_error(pm, task); pm = pm >> 5; // Update AGC: Call PAGC algorithm radio_freq = l1a_l1s_com.Scell_info.radio_freq; #if (L1_FF_MULTIBAND == 0) l1a_l1s_com.Scell_IL_for_rxlev = l1ctl_pagc((UWORD8)pm, radio_freq, &l1a_l1s_com.last_input_level[radio_freq - l1_config.std.radio_freq_index_offset]); #else // L1_FF_MULTIBAND = 1 below operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(radio_freq); l1a_l1s_com.Scell_IL_for_rxlev = l1ctl_pagc((UWORD8)pm, radio_freq, &l1a_l1s_com.last_input_level[operative_radio_freq]); #endif // #if (L1_FF_MULTIBAND == 0) else #if (FF_L1_FAST_DECODING == 1) if (skipped_bursts>0) { l1ctl_pagc_missing_bursts(skipped_bursts); } #endif /* if (FF_L1_FAST_DECODING == 1) */ #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_LNA) #if (L1_FF_MULTIBAND == 0) buffer_trace (4, 33, radio_freq, l1a_l1s_com.last_input_level[radio_freq - l1_config.std.radio_freq_index_offset].input_level, l1a_l1s_com.last_input_level[radio_freq - l1_config.std.radio_freq_index_offset].lna_off); #else // L1_FF_MULTIBAND = 1 below buffer_trace (4, 33, radio_freq, l1a_l1s_com.last_input_level[operative_radio_freq].input_level, l1a_l1s_com.last_input_level[operative_radio_freq].lna_off); #endif // #if (L1_FF_MULTIBAND == 0) else #endif #endif #if TRACE_TYPE==3 stats_samples_nb(toa,pm,angle,snr,burst_id,task); #endif // Update AFC: Call AFC control function (KALMAN filter). #if AFC_ALGO #if TESTMODE if (l1_config.afc_enable) #endif { #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_AFC_OPEN)//omaps00090550 WORD16 old_afc = l1s.afc; WORD16 old_count= l1s.afc_frame_count; #endif #endif #if (VCXO_ALGO == 0) l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq); #else l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq,l1a_l1s_com.mode); #endif #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_AFC_OPEN) buffer_trace (4,(WORD16)angle,old_count,old_afc,l1s.afc); #endif #if (DEBUG_TRACE == BUFFER_TRACE_TOA) if (task == NP || task == EP) buffer_trace(5, l1s.debug_time, 0xf1, i, l1s.afc, angle ); #endif #endif } #endif //Feed TOA histogram. #if (TOA_ALGO != 0) if (task != SMSCB) { #if (TOA_ALGO == 2) if(l1s.toa_var.toa_snr_mask == 0) #else if(l1s.toa_snr_mask == 0) #endif #if (RF_FAM == 2) // RF 2 #if (TOA_ALGO == 2) if(l1a_l1s_com.Scell_IL_for_rxlev < IL_FOR_RXLEV_SNR) { l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr, toa); } else { l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, 0, toa); } #else if(l1a_l1s_com.Scell_IL_for_rxlev <IL_FOR_RXLEV_SNR) { l1s.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING == 1) , skipped_bursts #endif ); } else { l1s.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, 0, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING == 1) , skipped_bursts #endif ); } #endif #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_TOA ) if (task == NP || task == EP) buffer_trace(5, l1s.debug_time, 0xf0, toa, snr, l1s.tpu_offset ); #endif #endif #else // RF 2 #if (TOA_ALGO == 2) if(l1a_l1s_com.Scell_IL_for_rxlev < IL_FOR_RXLEV_SNR) { l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr, toa); } else { l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, 0, toa); } #else if(l1a_l1s_com.Scell_IL_for_rxlev <IL_FOR_RXLEV_SNR) { l1s.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING == 1) , skipped_bursts #endif ); } else { l1s.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, 0, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING ==1) , skipped_bursts #endif ); } #endif #endif // RF 2 } #else // TOA_ALGO #if L2_L3_SIMUL #if (DEBUG_TRACE == BUFFER_TRACE_TOA) if (task == NP || task == EP) buffer_trace(5, l1s.debug_time, 0xf0, toa, snr, l1s.tpu_offset ); #endif #endif #endif // TOA_ALGO #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_DL_BURST(angle, snr, l1s.afc, task, pm, toa, l1a_l1s_com.Scell_IL_for_rxlev) #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) l1_trace_burst_param(angle, snr, l1s.afc, task, pm, toa, l1a_l1s_com.Scell_IL_for_rxlev); #endif #if (BURST_PARAM_LOG_ENABLE == 1) l1_log_burst_param(angle, snr, l1s.afc, task, pm, toa, l1a_l1s_com.Scell_IL_for_rxlev); #endif // compute the Data bloc Power. // ****************************** if(burst_id == BURST_1) pwr_level = 0; // add the burst power pwr_level += l1a_l1s_com.Scell_IL_for_rxlev; // Read downlink DATA block from MCU/DSP interface. if (task == NP) { toa_tab[burst_id] = toa; } // added Enhanced RSSI if(l1s_dsp_com.dsp_ndb_ptr->a_cd[2] != 0xffff) { qual_acc_idle1[0] += l1s_dsp_com.dsp_ndb_ptr->a_cd[2]; //RX Qual value reporting- total number of decoded bits qual_acc_idle1[1] += 1; } #if (FF_L1_FAST_DECODING == 1) /* Perform the reporting if - Burst is the 4th one (whether CRC is ok or not) - Fast decoding enabled and CRC already ok */ if ( (burst_id == BURST_4) || fast_decoded ) #else /* #if (FF_L1_FAST_DECODING == 1) */ if(burst_id == BURST_4) #endif /* FF_L1_FAST_DECODING */ { UWORD8 i; #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) uart_trace(task); #endif // the data power bloc = pwr_level/4. #if (FF_L1_FAST_DECODING == 1) /* Data power block = pwr_level / (nb of bursts)*/ pwr_level = pwr_level / (burst_id + 1); #else /* #if (FF_L1_FAST_DECODING == 1) */ // the data power bloc = pwr_level/4. pwr_level = pwr_level >> 2; #endif /* #if (FF_L1_FAST_DECODING == 1) #else*/ #if (FF_L1_FAST_DECODING == 1) if(!fast_decoding_authorized) { /* When fast decoding wasn't used, burst_id is undefined (for the trace) */ l1a_l1s_com.last_fast_decoding = 0; } else { l1a_l1s_com.last_fast_decoding = burst_id + 1; } #endif /* #if (FF_L1_FAST_DECODING == 1) */ // Read L3 frame block and send msg to L1A. #if L1_GPRS if (l1a_l1s_com.dsp_scheduler_mode == GSM_SCHEDULER) l1s_read_l3frm(pwr_level,&(l1s_dsp_com.dsp_ndb_ptr->a_cd[0]), task); else l1s_read_l3frm(pwr_level,&(l1ps_dsp_com.pdsp_ndb_ptr->a_dd_gprs[0][0]), task); #else l1s_read_l3frm(pwr_level,&(l1s_dsp_com.dsp_ndb_ptr->a_cd[0]), task); #endif #if L1_GPRS if (l1a_l1s_com.dsp_scheduler_mode == GSM_SCHEDULER) #endif { // reset buffers and flags in NDB ... // reset nerr.... // reset A_CD contents....... l1s_dsp_com.dsp_ndb_ptr->a_cd[2] = 0xffff; for (i=0;i<12;i++) l1s_dsp_com.dsp_ndb_ptr->a_cd[3+i] = 0x0000; } } // End if... } // End if... // The NP/EP task was enabled and could cancel a PTCCH burst // This incomplete PTCCH decoding block cause DSP troubles and so COM/PM errors // and then a recovery => in this case restart the PTCCH from the burst 0 #if L1_GPRS if((task == NP)||(task == EP)) if(l1a_l1s_com.l1s_en_task[PTCCH] == TASK_ENABLED) if(l1pa_l1ps_com.transfer.ptcch.activity & PTCCH_DL) // a PTCCH DL task is running if((l1s.actual_time.t2 >= 13) && (l1s.actual_time.t2 <= 17)) // only if the NP/EP remove a PTCCH activity { // Restart PTCCH DL task from the begining (i.e BURST 0). l1pa_l1ps_com.transfer.ptcch.activity ^= PTCCH_DL; // disable PTCCH_DL activity running l1pa_l1ps_com.transfer.ptcch.request_dl = TRUE; // restart PTCCH DL from the Burst0 } #endif // Deactivate task. // ****************** // End of task -> task must become INACTIVE. // Rem: some TASKS (ALLC) can be pipelined and therefore must stay active if // they have already reentered the flow. #if (FF_L1_FAST_DECODING == 1) if ( (burst_id == BURST_4) || fast_decoded ) #else /* #if (FF_L1_FAST_DECODING == 1) */ if(burst_id == BURST_4) #endif /* #if (FF_L1_FAST_DECODING == 1) #else*/ { #if (FF_L1_FAST_DECODING == 1) if((task == NP) || (task == NBCCHS)) { if (l1a_apihisr_com.fast_decoding.contiguous_decoding == TRUE) { /* A new block has started, a new fast API IT is expected */ l1a_apihisr_com.fast_decoding.contiguous_decoding = FALSE; l1a_apihisr_com.fast_decoding.status = C_FAST_DECODING_AWAITED; } else if(task == l1a_apihisr_com.fast_decoding.task) { /* Reset decoding status */ l1a_apihisr_com.fast_decoding.status = C_FAST_DECODING_NONE; } } /* end if tsk == NP */ #endif /* #if (FF_L1_FAST_DECODING == 1) */ if(l1s.task_status[task].current_status == RE_ENTERED) l1s.task_status[task].current_status = ACTIVE; else l1s.task_status[task].current_status = INACTIVE; #if (FF_L1_FAST_DECODING == 1) if (burst_id != BURST_4) { /* Successful decode before the 4th burst, no other control/read activities are needed */ l1s_clean_mftab(task, burst_id + 3); if(l1s.frame_count == (4 -burst_id)) { l1s.frame_count = 1; } } #endif /* #if (FF_L1_FAST_DECODING == 1) */ } l1ddsp_read_iq_dump(task); // Flag the use of the MCU/DSP dual page read interface. // ****************************************************** // Set flag used to change the read page at the end of "l1_synch". l1s_dsp_com.dsp_r_page_used = TRUE; } //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_END #endif /*-------------------------------------------------------*/ /* l1s_read_nnb() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: BCCHN. */ /* This function is the reading result function used for */ /* reading a neighbor cell block acquisition result in */ /* idle mode. Here is a summary of the execution: */ /* */ /* - If SEMAPHORE(task) is low and task still enabled. */ /* - Traces and debug. */ /* - Read DL DATA block from MCU/DSP interface. */ /* - Disactivate task. */ /* - Flag the use of the MCU/DSP dual page read */ /* interface. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* BCCHN, BCCH Neighbor reading task. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.task_param" */ /* task semaphore bit register. Used to skip the body */ /* of this function if L1A has changed or is changing */ /* some of the task parameters. */ /* */ /* "l1a_l1s_com.l1s_en_task" */ /* L1S task enable bit register. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.task_status[task].current_status" */ /* current task status. It must be reset (INACTIVE) */ /* when the task is completed. */ /* -> disactivate task. */ /* */ /* "l1s_dsp_com.dsp_r_page_used" */ /* Flag used by the function which closes L1S */ /* execution ("l1s_end_manager()") to know if the */ /* MCU/DSP read page must be switched. */ /* -> Set to 1. */ /* */ /* Use of MCU/DSP interface: */ /* ------------------------- */ /* "l1s_dsp_com.dsp_ndb_ptr" */ /* pointer to the non double buffered part (NDB) of */ /* the MCU/DSP interface. This part is R/W for both */ /* DSP and MCU. */ /* */ /* "l1s_dsp_com.dsp_db_r_ptr" */ /* pointer to the double buffered part (DB) of the */ /* MCU/DSP interface. This pointer points to the READ */ /* page. */ /* */ /*-------------------------------------------------------*/ void l1s_read_nnb(UWORD8 task, UWORD8 param) { BOOL en_task; BOOL task_param; UWORD16 neigh_radio_freq; UWORD16 pwr_level; UWORD8 active_neigh_id; #if (L1_FF_MULTIBAND == 1) UWORD16 operative_radio_freq; #endif /*--------------------------------------------------------*/ /* READ NEIGBOR CELL RECEIVE TASK RESULTS... */ /*--------------------------------------------------------*/ /* Rem: the full result is present in the mcu<-dsp */ /* communication buffer. */ /*--------------------------------------------------------*/ // Get "enable" task flag and "synchro semaphore" for current task. en_task = l1a_l1s_com.l1s_en_task[task]; task_param = l1a_l1s_com.task_param[task]; if((en_task) && !(task_param)) // Check the task semaphore and the task enable bit. The reading // task body is executed only when the task semaphore is 0 and the // task is still enabled. // The semaphore can be set to 1 whenever L1A makes some changes // to the task parameters. The task can be disabled by L1A. { // Traces and debug. // ****************** #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) trace_fct(CST_L1S_READ_NNB ,(UWORD32)(-1)); #endif #if (TRACE_TYPE!=0) // Check task identifier... #if L1_GPRS switch(l1a_l1s_com.dsp_scheduler_mode) { case GSM_SCHEDULER: { if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_d & 0xffff) != (UWORD32)DSP_TASK_CODE[task]) trace_fct(CST_DL_TASKS_DO_NOT_CORRESPOND, (UWORD32)(-1)); } break; case GPRS_SCHEDULER: { if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_md & 0xffff) != (UWORD32)DSP_TASK_CODE[task]) trace_fct(CST_DL_TASKS_DO_NOT_CORRESPOND, (UWORD32)(-1)); } break; } #else if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_d & 0xffff) != (UWORD32)DSP_TASK_CODE[task]) trace_fct(CST_DL_TASKS_DO_NOT_CORRESPOND, (UWORD32)(-1)); #endif #endif l1_check_com_mismatch(task); #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) uart_trace(task); #endif if(task == BCCHN) active_neigh_id = l1a_l1s_com.bcchn.active_neigh_id_norm; else // BCCHN_TRAN and BCCHN_TOP tasks active_neigh_id = l1a_l1s_com.bcchn.active_neigh_id_top; // the mean power level is impossible for the neighbor bloc, so the las input level is used. neigh_radio_freq = l1a_l1s_com.bcchn.list[active_neigh_id].radio_freq; #if (L1_FF_MULTIBAND == 0) pwr_level = l1a_l1s_com.last_input_level[neigh_radio_freq - l1_config.std.radio_freq_index_offset].input_level; #else operative_radio_freq = l1_multiband_radio_freq_convert_into_operative_radio_freq(neigh_radio_freq); pwr_level = l1a_l1s_com.last_input_level[operative_radio_freq].input_level; #endif // Read downlink DATA block from MCU/DSP interface. // ************************************************* // Read L3 frame block and send msg to L1A. #if L1_GPRS if (l1a_l1s_com.dsp_scheduler_mode == GSM_SCHEDULER) l1s_read_l3frm(pwr_level,&(l1s_dsp_com.dsp_ndb_ptr->a_cd[0]), task); else l1s_read_l3frm(pwr_level,&(l1ps_dsp_com.pdsp_ndb_ptr->a_dd_gprs[0][0]), task); #else l1s_read_l3frm(pwr_level,&(l1s_dsp_com.dsp_ndb_ptr->a_cd[0]), task); #endif // Disable the served TC from the TC bitmap. if(task == BCCHN) l1a_l1s_com.bcchn.list[active_neigh_id].bcch_blks_req ^= ((UWORD16)(1L << l1a_l1s_com.bcchn.active_neigh_tc_norm)); else // BCCHN_TRAN and BCCHN_TOP tasks l1a_l1s_com.bcchn.list[active_neigh_id].bcch_blks_req ^= ((UWORD16)(1L << l1a_l1s_com.bcchn.active_neigh_tc_top)); } // The BCCHN task was enabled and could cancel a PTCCH burst // This incomplete PTCCH decoding block cause DSP troubles and so COM/PM errors // and then a recovery (seen with ULYSS) => in this case restart the PTCCH from the burst 0 #if L1_GPRS if (task == BCCHN_TRAN) if(l1a_l1s_com.l1s_en_task[PTCCH] == TASK_ENABLED) if(l1pa_l1ps_com.transfer.ptcch.activity & PTCCH_DL) // a PTCCH DL task is running if ((l1s.actual_time.t2 >= 13) && (l1s.actual_time.t2 <= 18)) // only if the BCCHN remove a PTCCH activity { // Restart PTCCH DL task from the begining (i.e BURST 0). l1pa_l1ps_com.transfer.ptcch.activity ^= PTCCH_DL; // disable PTCCH_DL activity running l1pa_l1ps_com.transfer.ptcch.request_dl = TRUE; // restart PTCCH DL from the Burst0 } #endif // Disactivate task. // ****************** // End of task -> task must become INACTIVE. l1s.task_status[task].current_status = INACTIVE; l1ddsp_read_iq_dump(task); // Flag the use of the MCU/DSP dual page read interface. // ****************************************************** // Set flag used to change the read page at the end of "l1_synch". l1s_dsp_com.dsp_r_page_used = TRUE; } /*-------------------------------------------------------*/ /* l1s_read_dedic_dl() */ /*-------------------------------------------------------*/ /* */ /* Description: */ /* ------------ */ /* This function is a "COMPLEX" function used by the L1S */ /* tasks: DDL,ADL,TCHTH,TCHTF,TCHA. */ /* This function is the reading result function used for */ /* dedicated mode. Here is a summary of the execution: */ /* */ /* - Traces and debug. */ /* - Read control results and feed control algo. */ /* - Read DL DATA block from MCU/DSP interface. */ /* - Flag the use of the MCU/DSP dual page read */ /* interface. */ /* */ /* Input parameters: */ /* ----------------- */ /* "task" */ /* DDL, SDCCH DOWNLINK reading task. */ /* ADL, SACCH DOWNLINK (associated with SDCCH)reading */ /* task. */ /* TCHTH, TCH channel task when dedicated/TCH Half rate*/ /* TCHTF, TCH channel task when dedicated/TCH Full rate*/ /* TCHA, Associated channel task when dedicated/TCH. */ /* */ /* "burst_id" (used only by DDL/ADL tasks). */ /* BURST_1, 1st burst of the task. */ /* BURST_2, 2nd burst of the task. */ /* BURST_3, 3rd burst of the task. */ /* BURST_4, 4th burst of the task. */ /* */ /* Input parameters from globals: */ /* ------------------------------ */ /* "l1a_l1s_com.task_param" */ /* task semaphore bit register. Used to skip the body */ /* of this function if L1A has changed or is changing */ /* some of the task parameters. */ /* */ /* "l1a_l1s_com.l1s_en_task" */ /* L1S task enable bit register. */ /* */ /* Modified parameters from globals: */ /* --------------------------------- */ /* "l1s.task_status[task].current_status" */ /* current task status. It must be reset (INACTIVE) */ /* when the task is completed. */ /* -> disactivate task. */ /* */ /* "l1s_dsp_com.dsp_r_page_used" */ /* Flag used by the function which closes L1S */ /* execution ("l1s_end_manager()") to know if the */ /* MCU/DSP read page must be switched. */ /* -> Set to 1. */ /* */ /* Use of MCU/DSP interface: */ /* ------------------------- */ /* "l1s_dsp_com.dsp_ndb_ptr" */ /* pointer to the non double buffered part (NDB) of */ /* the MCU/DSP interface. This part is R/W for both */ /* DSP and MCU. */ /* */ /* "l1s_dsp_com.dsp_db_r_ptr" */ /* pointer to the double buffered part (DB) of the */ /* MCU/DSP interface. This pointer points to the READ */ /* page. */ /* */ /* RXQUAL : */ /* 1) SDCCH : for RXQUAL_FULL and RXQUAL_SUB we accumu- */ /* -late number of estimated errors (a_cd[2]) */ /* for ALL SACCH and SDCCH TDMA frames. */ /* 2) TCH : for RXQUAL_FULL in TCH_FS_MODE and */ /* TCH_24F_MODE, we accumulate number of */ /* estimated errors for ALL FACCH (a_fd[2]) */ /* TDMA frames and ALL speech (a_dd_0[2]) */ /* TDMA frames. */ /* for RXQUAL_FULL in all data modes (except */ /* TCH_24F_MODE, see above) we accumulate */ /* number of errors for ALL FACCH (a_fd[2]) */ /* TDMA frames and ALL data (a_dd_0[2]) */ /* TDMA frames. */ /* for RXQUAL_SUB in TCH_FS_MODE and */ /* TCH_24F_MODE, we only accumulate number of */ /* estimated errors for FACCH (a_fd[2]) TDMA */ /* frames and speech (a_dd_0[2]) TDMA frames */ /* at SID block boundary position. */ /* for RXQUAL_SUB in all data modes (except */ /* TCH_24F_MODE, see above) we only accumulate*/ /* number of estimated errors for FACCH */ /* (a_fd[2]) TDMA frames at SID block boundary*/ /* position. The GSM specification 5.08 $8.4 */ /* is not clear about data block at SID block */ /* boundary position. Do we need to accumulate*/ /* if L2/fill frame at this SID block boundary*/ /* position. */ /* Note: before accumulating FACCH TDMA frame we only */ /* check b_blud value, we don't mind about b_fire. */ /*-------------------------------------------------------*/ void l1s_read_dedic_dl(UWORD8 task, UWORD8 burst_id) { UWORD32 toa; UWORD32 pm; UWORD32 angle; UWORD32 snr; BOOL beacon; T_INPUT_LEVEL *IL_info_ptr; UWORD16 radio_freq=0; #if TESTMODE UWORD32 pm_fullres =0;//omaps00090550 #endif #if REL99 #if FF_EMR T_EMR_PARAMS emr_params; // strucutre to store pre-calculated parameter /*--------------------------------------------------------*/ /* INITIALIZATION OF EMR params.. */ /*--------------------------------------------------------*/ emr_params.task = task; emr_params.burst_id = burst_id; emr_params.facch_present = (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_BLUD)) >> B_BLUD; emr_params.facch_fire1 = (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_FIRE1)) >> B_FIRE1; emr_params.a_dd_0_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_BLUD)) >> B_BLUD; emr_params.a_dd_0_bfi = ((l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0])&(1<<B_BFI)) >> B_BFI; // 3rd bit tells the BAD frame emr_params.a_dd_1_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & (1<<B_BLUD)) >> B_BLUD; emr_params.a_dd_1_bfi = ((l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0])&(1<<B_BFI)) >> B_BFI; // 3rd bit tells the BAD frame emr_params.b_m1 = ((l1s_dsp_com.dsp_ndb_ptr->a_data_buf_dl[1]) &(1<<B_M1)) >> B_M1; // = 1 if second half frame for data 14.4 emr_params.b_f48blk_dl = ((l1s_dsp_com.dsp_ndb_ptr->d_ra_act) &(1<<B_F48BLK_DL)) >> B_F48BLK_DL; // = 1 if second half frame for data 4.8 emr_params.b_ce = (((l1s_dsp_com.dsp_ndb_ptr->d_ra_conf) & (1<<B_CE)) >> B_CE); emr_params.a_ntd = (((l1s_dsp_com.dsp_ndb_ptr->a_data_buf_dl[1]) & (1<<B_FCS_OK)) >> B_FCS_OK); emr_params.a_cd_fire1 = (l1s_dsp_com.dsp_ndb_ptr->a_cd[0] & (1<<B_FIRE1)) >> B_FIRE1; emr_params.sid_present_sub0 = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_SID1)) >> B_SID1; // find out whether sid1 is 0/1 emr_params.sid_present_sub1 = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & (1<<B_SID1)) >> B_SID1; // find out whether sid1 is 0/1 #if (AMR == 1) emr_params.amr_facch_present= (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_BLUD)) >> B_BLUD; emr_params.amr_facch_fire1 = (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_FIRE1)) >> B_FIRE1; emr_params.b_ratscch_blud = (l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0] & (1<<B_BLUD)) >> B_BLUD; emr_params.ratscch_rxtype = (l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0] & RX_TYPE_MASK) >> RX_TYPE_SHIFT; emr_params.amr_rx_type_sub0 = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & RX_TYPE_MASK) >> RX_TYPE_SHIFT; emr_params.amr_rx_type_sub1 = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & RX_TYPE_MASK) >> RX_TYPE_SHIFT; #endif //(AMR == 1) #endif //FF_EMR #endif //REL99 /*--------------------------------------------------------*/ /* READ DEDICATED CHANNEL DL RESULTS... */ /*--------------------------------------------------------*/ // Traces and debug. // ****************** #if (TRACE_TYPE!=0) && (TRACE_TYPE !=5) trace_fct(CST_L1S_READ_DEDIC_DL, 1);//omaps00090550 #endif #if (TRACE_TYPE!=0) // Check task identifier... if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_d & 0xffff) != (UWORD32)DSP_TASK_CODE[task]) trace_fct(CST_DL_TASKS_DO_NOT_CORRESPOND, (UWORD32)(-1)); #endif #if (TESTMODE) // WARNING! // Don't trace MCU-DSP mismatches during UL-only in TestMode. The DSP is not working // in that case so it is normal. However, if tracing happens the CPU overloads if (l1_config.TestMode && l1_config.tmode.rf_params.down_up & TMODE_DOWNLINK) #endif { l1_check_com_mismatch(task); } radio_freq = l1a_l1s_com.dedic_set.radio_freq_dd; if (radio_freq == l1a_l1s_com.Scell_info.radio_freq) { beacon=1; IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas_beacon; } else { beacon=0; IL_info_ptr = &l1a_l1s_com.Scell_info.traffic_meas; } #if (AMR == 1) { // RATSCCH detection UWORD16 ratscch_dl_header=l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0]; UWORD16 b_ratscch_dl_blud = (ratscch_dl_header & (1<<B_BLUD)) >> B_BLUD; if(b_ratscch_dl_blud==TRUE) { UWORD8 rx_type = (ratscch_dl_header & RX_TYPE_MASK) >> RX_TYPE_SHIFT; if(rx_type==C_RATSCCH_GOOD) { // RATSCCH block detected l1s_amr_update_from_ratscch(&l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0]); } } } #endif // AMR switch(task) { case DDL : case ADL : /*---------------------------------------------------*/ /* Dedicated mode: SDCCH receive task. */ /* Rem: only a partial result is present in the */ /* mcu<-dsp communication buffer. The BLOCK content */ /* itself is in the last comm. (BURST_4) */ /*---------------------------------------------------*/ { UWORD8 i, IL_for_rxlev; #if (TRACE_TYPE!=0) // Check burst identifier... if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_burst_d & 0xffff) != burst_id) trace_fct(CST_DL_BURST_DOES_NOT_CORRESPOND, (UWORD32)(-1)); #endif // Read control results and feed control algorithms. // ************************************************** // Read control information. toa = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_TOA] & 0xffff; pm = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff); angle = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_SNR] & 0xffff; l1_check_pm_error(pm, task); pm = pm >> 5; // Update AGC: Call DPAGC algorithm IL_for_rxlev = l1ctl_dpagc(0,beacon,(UWORD8)pm,radio_freq,IL_info_ptr); // dtx_on = 0 // Dedicated mode serving cell measurement reading. #if REL99 #if FF_EMR // only task,burst_id is valid in structure pointed by *emr_params l1s_read_dedic_scell_meas(IL_for_rxlev, 1, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 1); #endif #if TRACE_TYPE==3 stats_samples_nb(toa,pm,angle,snr,burst_id,task); #endif // Update AFC: Call AFC control function (KALMAN filter). #if AFC_ALGO #if TESTMODE if (l1_config.afc_enable) #endif { #if (VCXO_ALGO == 0) l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq); #else l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq,l1a_l1s_com.mode); #endif } #endif //Feed TOA histogram. #if (TOA_ALGO != 0) #if (TOA_ALGO == 2) if(l1s.toa_var.toa_snr_mask == 0) #else if(l1s.toa_snr_mask == 0) #endif { UWORD32 snr_temp; snr_temp = (IL_for_rxlev < IL_FOR_RXLEV_SNR)? snr: 0; #if (TOA_ALGO == 2) l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa); #else l1s.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING ==1) ,0 #endif ); #endif } #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_DL_BURST(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev) #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) l1_trace_burst_param(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev); #endif #if (BURST_PARAM_LOG_ENABLE == 1) l1_log_burst_param(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev); #endif // Read downlink DATA block from MCU/DSP interface. // ************************************************* if(burst_id == BURST_4) { #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) uart_trace(task); #endif if(task == DDL) { // Read DCCH DL data block from DSP, pass it to L2. l1s_read_dcch_dl(l1s_dsp_com.dsp_ndb_ptr->a_cd, task); } else { // Read L2 frame block and send msg to L1A. l1s_read_sacch_dl(l1s_dsp_com.dsp_ndb_ptr->a_cd, task); } // RXQUAL_FULL/RXQUAL_SUB : number of estimated errors, this value is contained // in a_cd[2] field, for every SACCH and SDDCH blocks l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_cd[2]&0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += A_D_BLEN; l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_cd[2]&0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += A_D_BLEN; // TEMPORARY : reset buffers and flags in NDB ... // reset nerr.... // reset A_CD contents....... l1s_dsp_com.dsp_ndb_ptr->a_cd[0] = (1<<B_FIRE1); // B_FIRE1=1,B_FIRE0=0,BLUD=0. l1s_dsp_com.dsp_ndb_ptr->a_cd[2] = 0xffff; for (i=0; i<12 ;i++) l1s_dsp_com.dsp_ndb_ptr->a_cd[3+i] = 0x0000; // task is completed, make it INACTIVE. l1s.task_status[task].current_status = INACTIVE; } } break; case TCHTH: /*---------------------------------------------------*/ /* Dedicated mode: TCHTH receive task. */ /* HALF RATE */ /*---------------------------------------------------*/ { UWORD32 b_blud; UWORD8 channel_mode; //OMAPS00090550 UWORD8 channel_type; UWORD8 subchannel; UWORD32 l1_mode; UWORD32 fn_mod_104; UWORD32 fn_mod_52; //OMAPS00090550 UWORD32 fn_report_mod13_mod4; UWORD32 normalised_fn_report_mod13_mod4; UWORD32 normalised_fn_report_mod26; UWORD8 IL_for_rxlev = 0; //omaps00090550 #if (AMR == 1) UWORD8 rx_type; UWORD8 b_ratscch_blud,b_facch_blud; UWORD8 voco_type; BOOL facch_present = FALSE; #if REL99 #if FF_EMR emr_params.amr_facch_present = FALSE; emr_params.amr_facch_fire1 = FALSE; #endif #endif #endif // Read control results and feed control algorithms. // ************************************************** // Read control information. toa = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_TOA] & 0xffff; pm = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff); angle = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_SNR] & 0xffff; l1_check_pm_error(pm, task); pm = pm >> 5; #if TRACE_TYPE==3 stats_samples_tch(toa,pm,angle,snr); #endif #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) uart_trace(TCHTH); #endif // Update AFC: Call AFC control function (KALMAN filter). #if AFC_ALGO #if TESTMODE if (l1_config.afc_enable) #endif { #if (VCXO_ALGO == 0) l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq); #else l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq,l1a_l1s_com.mode); #endif } #endif // Increment number of burst not sent due to DTX. if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_u & 0xffff) == TCH_DTX_UL) { l1a_l1s_com.Smeas_dedic.dtx_used++; l1s.dtx_ul_on = TRUE; } else { l1s.dtx_ul_on = FALSE; } // Check SID frame subset... channel_mode = l1a_l1s_com.dedic_set.aset->achan_ptr->mode; //OMAPS00090550 channel_type = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type; subchannel = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->subchannel; fn_mod_104 = l1s.actual_time.fn % 104; fn_mod_52 = l1s.actual_time.fn % 52; #if REL99 #if FF_EMR // Compute FN in reporting period % 13 % 4 = (((FN-subchannel)+ 13) %13) %4 normalised_fn_report_mod13_mod4 = ((l1s.actual_time.fn - subchannel + 13) % 13) % 4; // Compute FN in reporting period % 26 independently of the considered subchannel. normalised_fn_report_mod26 = (l1s.actual_time.fn - subchannel + 26) % 26; emr_params.channel_mode = channel_mode; emr_params.subchannel = subchannel; emr_params.normalised_fn_mod13_mod4 = normalised_fn_report_mod13_mod4; #endif //FF_EMR #endif //REL99 #if (AMR == 1) // Check if we're in AMR DTX mode if(channel_mode==TCH_AHS_MODE && ( (((l1s.actual_time.fn_mod13 % 4)==3) && (subchannel==0)) || // AHS0: block is decoded on DSP side at fn%13%4=2 (((l1s.actual_time.fn_mod13 % 4)==0) && (subchannel==1)) )) // AHS1: block is decoded on DSP side at fn%13%4=3 { if(subchannel==0) { b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_BLUD)) >> B_BLUD; rx_type = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & RX_TYPE_MASK) >> RX_TYPE_SHIFT; } else { b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & (1<<B_BLUD)) >> B_BLUD; rx_type = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & RX_TYPE_MASK) >> RX_TYPE_SHIFT; } b_ratscch_blud = (l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0] & (1<<B_BLUD)) >> B_BLUD; b_facch_blud = (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_BLUD)) >> B_BLUD; // Check if AMR DTX mode is on if((((rx_type==SID_FIRST) || (rx_type==SID_UPDATE) || (rx_type==SID_BAD)) && b_blud==TRUE) || (rx_type==AMR_NO_DATA && b_blud==FALSE)) { l1s.dtx_amr_dl_on=TRUE; } else if(b_ratscch_blud==FALSE && b_facch_blud==FALSE) { l1s.dtx_amr_dl_on=FALSE; } } #endif #if (AMR == 1) if (channel_mode != TCH_AHS_MODE) { // This AGC and TOA update isn't applied to the adaptative half rate mode. if(((channel_mode == TCH_HS_MODE) && (subchannel == 0) && (fn_mod_52 > 0) && (fn_mod_52 <= 7)) || ((channel_mode == TCH_HS_MODE) && (subchannel == 1) && (fn_mod_52 > 14) && (fn_mod_52 <= 21)) || ((channel_mode != TCH_HS_MODE) && (subchannel == 0) && (fn_mod_104 > 56) && (fn_mod_104 <= 76)) || ((channel_mode != TCH_HS_MODE) && (subchannel == 1) && (fn_mod_104 > 66) && (fn_mod_104 <= 86))) #else if(((channel_mode == TCH_HS_MODE) && (subchannel == 0) && (fn_mod_52 > 0) && (fn_mod_52 <= 7)) || ((channel_mode == TCH_HS_MODE) && (subchannel == 1) && (fn_mod_52 > 14) && (fn_mod_52 <= 21)) || ((channel_mode != TCH_HS_MODE) && (subchannel == 0) && (fn_mod_104 > 56) && (fn_mod_104 <= 76)) || ((channel_mode != TCH_HS_MODE) && (subchannel == 1) && (fn_mod_104 > 66) && (fn_mod_104 <= 86))) #endif // Current results are from the TDMA frame subset always received (GSM05.08, $8.3). // -> pwr meas. must be used for SUB set result. // -> TOA filtering can be fed with SNR/TOA. // WARNING: TCH/H in signalling only is here processed like TCH/H data. GSM spec is // ======== unclear !!!!!!!!!!!!!!!1 { // Update AGC: Call DPAGC algorithm IL_for_rxlev = l1ctl_dpagc(1,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); // Dedicated mode serving cell measurement reading, indicate "SUB". #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 1,&emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 1); #endif //Feed TOA histogram. #if (TOA_ALGO != 0) // When in 1/2 rate data, we are working on 14 SID frames (instead // of 12 otherwise), so we need to increment length of the histogram // filling period from 36 to 42. if (channel_mode != TCH_HS_MODE) l1_mode=DEDIC_MODE_HALF_DATA; else l1_mode=l1a_l1s_com.mode; #if (TOA_ALGO == 2) if(l1s.toa_var.toa_snr_mask == 0) #else if(l1s.toa_snr_mask == 0) #endif { UWORD32 snr_temp; snr_temp = (IL_for_rxlev < IL_FOR_RXLEV_SNR)? snr: 0; #if (TOA_ALGO == 2) l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1_mode, snr_temp, toa); #else l1s.toa_shift = l1ctl_toa(TOA_RUN, l1_mode, snr_temp, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING == 1) ,0 #endif ); #endif } #endif } // if(((channel_mode == TCH_HS_MODE) && (subchannel == 0) && else { // Update AGC: Call DPAGC algorithm IL_for_rxlev = l1ctl_dpagc(0,beacon,(UWORD8)pm,radio_freq,IL_info_ptr); // Dedicated mode serving cell measurement reading, full set only. #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } #if (AMR == 1) } // if (channel_mode != TCH_AHS_MODE) #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_DL_BURST(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev) #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) l1_trace_burst_param(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev); #endif #if (BURST_PARAM_LOG_ENABLE == 1) l1_log_burst_param(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev); #endif // Read downlink DATA block from MCU/DSP interface. // ************************************************* // Compute FN % 13 % 4 //OMAPS00090550 fn_report_mod13_mod4 = (l1s.actual_time.fn_mod13) % 4; // Compute normalised FN % 13 %4 = (((FN-subchannel)+ 13) %13) %4 normalised_fn_report_mod13_mod4 = ((l1s.actual_time.fn - subchannel + 13) % 13) % 4; // Compute normalised FN %26 = ((FN - subchannel)+ 26) %26 normalised_fn_report_mod26 = (l1s.actual_time.fn - subchannel + 26) % 26; if((normalised_fn_report_mod26 == 16)|| (normalised_fn_report_mod26 == 24)|| (normalised_fn_report_mod26 == 7)) // It is time to get FACCH/H data block. { // FACCH: Check A_FD information block. //------------------------------------- UWORD8 temp; b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_BLUD)) >> B_BLUD; #if ((REL99) && (AMR == 1)) #if FF_EMR emr_params.amr_facch_fire1 = (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_FIRE1)) >> B_FIRE1; #endif #endif if(b_blud == TRUE) { // Read FACCH DL data block from DSP, pass it to L2. #if ( FF_REPEATED_DL_FACCH == 1 ) #if (TRACE_TYPE == 1 || TRACE_TYPE == 4) trace_info.facch_dl_count_all++; #endif // if the current block is a repetition reports NULL to L2 otherwise reports the current block l1s_read_dcch_dl((API*)l1s_repeated_facch_check(l1s_dsp_com.dsp_ndb_ptr->a_fd), task); #else l1s_read_dcch_dl(l1s_dsp_com.dsp_ndb_ptr->a_fd, task); #endif #if (AMR == 1) if (channel_mode != TCH_AHS_MODE) { #endif // RXQUAL_SUB : In case of data taffic channels, accumulate number of // estimated errors, this value is contained in a_fd[2] field, only // for SID TDMA frames received as FACCH frames. (GSM 5.08 $8.4) if (((fn_mod_104==59) && (channel_mode==TCH_HS_MODE) && (subchannel==0)) || ((fn_mod_104==73) && (channel_mode==TCH_HS_MODE) && (subchannel==1)) || ((fn_mod_104==76) && ((channel_mode==TCH_48H_MODE)|| (channel_mode==TCH_24H_MODE)) && (subchannel==0)) || ((fn_mod_104==86) && ((channel_mode==TCH_48H_MODE)|| (channel_mode==TCH_24H_MODE)) && (subchannel==1))) // last SID TDMA frame received as FACCH frames. { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_fd[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += TCH_F_D_BLEN; } #if (AMR == 1) } // if (channel_mode != TCH_AHS_MODE) else { // Indicate to AMR specific processing that burst was a FACCH facch_present = TRUE; #if ((REL99) && (AMR == 1)) #if FF_EMR emr_params.amr_facch_present = facch_present; #endif #endif // Update AGC: Call DPAGC algorithm IL_for_rxlev = l1ctl_dpagc_amr(0,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); // Dedicated mode serving cell measurement reading, indicate "FULL". #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } #endif // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_fd[2] field, for each TCHT block. // The same for AMR #if (AMR == 1) // in AMR, l1s.dtx_amr_dl_on is FALSE if DTX mode is off // in non AMR TCH, l1s.dtx_amr_dl_on is always FALSE // In AMR DTX, DSP patch sometimes reports FACCH blocks which ARE NOT FACCH blocks // therefore they shouldn't be taken into account in the RXQUALL_FULL computation if(l1s.dtx_amr_dl_on==FALSE) #endif { l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_fd[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_F_D_BLEN; } // Reset A_FD header. // B_FIRE1 =1, B_FIRE0 =0 , BLUD =0 l1s_dsp_com.dsp_ndb_ptr->a_fd[0] = (1<<B_FIRE1); l1s_dsp_com.dsp_ndb_ptr->a_fd[2] = 0xffff; // Rem: when FACCH is received, we must reset A_DD_0 header also. // Reset A_DD_0 header in NDB. #if (AMR == 1) if ((channel_mode==TCH_AHS_MODE) && (subchannel==0)) { l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] &= (API)(RX_TYPE_MASK); } else #endif { l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] = 0; } l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; // Rem: when FACCH is received, we must reset A_DD_1 header also. // Reset A_DD_0 header in NDB. #if (AMR == 1) if ((channel_mode==TCH_AHS_MODE) && (subchannel==1)) { l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] &= (API)(RX_TYPE_MASK); } else #endif { l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] = 0; } l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] = 0xffff; } // if(b_blud == TRUE) else // No FACCH received at FACCH boundary frame. Nevertheless, need to read dummy // FACCH DL data block. { // Dummy: Read FACCH DL data block from DSP, pass it to L2. // Rem: this is an upper layer requirement to call this // function at every FACCH DL boundary. l1s_read_dcch_dl(NULL, task); } } // if((normalised_fn_report_mod26 == 16)|| ... // else we are not at FACCH boundary frame // We must check for the presence of a TCH/H block (even if it does fall on a FACCH boundary) // We use the b_blud bit to confirm presence of TCH/H (or FACCH) if((normalised_fn_report_mod13_mod4 == 3) && (channel_mode==TCH_HS_MODE)) // It is time to get TCH/HS data block. { #if TRACE_TYPE==3 if (l1_stats.type == PLAY_UL && (channel_mode == TCH_HS_MODE)) play_trace(); #endif // Check A_DD_0 information block only if no FACCH. if (subchannel==0) b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_BLUD)) >> B_BLUD; else b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & (1<<B_BLUD)) >> B_BLUD; if(b_blud == TRUE) { if (subchannel==0) { // RXQUAL_SUB : In case of speech traffic channels, accumulate number of // estimated errors, this value is contained in a_dd_0[2] field, only // for SID TDMA frames. (GSM 5.08 $8.4) if (fn_mod_104==59) { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += TCH_HS_BLEN; } // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_dd_0[2] field, for each TCHT block. l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; } // if (subchannel==0) else { // RXQUAL_SUB : In case of speech traffic channels, accumulate number of // estimated errors, this value is contained in a_dd_1[2] field, only // for SID TDMA frames. (GSM 5.08 $8.4) if (fn_mod_104==73) { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += TCH_HS_BLEN; } l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] & 0xffff; // Reset A_DD_1 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] = 0xffff; } l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_HS_BLEN; } // if(b_blud == TRUE) } // if((normalised_fn_report_mod13_mod4 == 3) && (channel_mode==TCH_HS_MODE)) #if (AMR == 1) if(((normalised_fn_report_mod26 == 20) || (normalised_fn_report_mod26 == 3) || (normalised_fn_report_mod26 == 11)) && ((channel_mode == TCH_48H_MODE) || (channel_mode == TCH_24H_MODE))) #else if(((normalised_fn_report_mod26 == 20) || (normalised_fn_report_mod26 == 3) || (normalised_fn_report_mod26 == 11)) && (channel_mode!=TCH_HS_MODE)) #endif // It is time to get TCH/H4.8 or TCH/H2.4 data block. { // Check A_DD_0 information block only if no FACCH. if (subchannel==0) b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_BLUD)) >> B_BLUD; else b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & (1<<B_BLUD)) >> B_BLUD; if(b_blud == TRUE) { if (subchannel==0) { // RXQUAL_SUB : In case of speech traffic channels, accumulate number of // estimated errors, this value is contained in a_dd_0[2] field, only // for SID TDMA frames. (GSM 5.08 $8.4) if (fn_mod_104==76) { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += TCH_F_D_BLEN; } // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_dd_0[2] field, for each TCHT block. l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; } else { // RXQUAL_SUB : In case of speech traffic channels, accumulate number of // estimated errors, this value is contained in a_dd_1[2] field, only // for SID TDMA frames. (GSM 5.08 $8.4) if (fn_mod_104==86) { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += TCH_F_D_BLEN; } l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] & 0xffff; // Reset A_DD_1 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] = 0xffff; } // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_dd_1[2] field, for each TCHT block. l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_F_D_BLEN; // WARNING: sequence number is not implemented in DATA half rate // TO BE DEFINED...... } // if(b_blud == TRUE) } // if(((normalised_fn_report_mod26 == 20) || ... #if (AMR == 1) if ((channel_mode == TCH_AHS_MODE) && (facch_present == FALSE)) { // the channel is a TCH/AHS and it's time to receive a new block if (subchannel == 0) { // Load the bit to check if the block is valid b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_BLUD)) >> B_BLUD; } else // subchannel 1 { // Load the bit to check if the block is valid b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & (1<<B_BLUD)) >> B_BLUD; } b_ratscch_blud = (l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0] & (1<<B_BLUD)) >> B_BLUD; // All frames except NO_DATA (b_blud = FALSE) and FACCH, i.e AMR speech/SID block or a RATSCCH block if(b_ratscch_blud==TRUE) { // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_ratscch_dl[2] field, for each TCHT block. l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[2] & 0xffff; // Reset the A_RATSCCH_DL header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[2] = 0xffff; // RXQUAL_FULL : the number of bits examined for errors on serving cell depends on // the block received. l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += RATSCCH_BLEN; IL_for_rxlev = l1ctl_dpagc_amr(0,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } else if(b_blud==TRUE) { if (subchannel == 0) { // Load the type of the block received rx_type = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & RX_TYPE_MASK) >> RX_TYPE_SHIFT; // Load the type of vocoder currently used voco_type = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & VOCODER_TYPE_MASK) >> VOCODER_TYPE_SHIFT; #if (DEBUG_DEDIC_TCH_BLOCK_STAT == 1) Trace_dedic_tch_block_stat(rx_type, l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2], voco_type); #endif // RXQUAL_SUB : In case of adaptative traffic channel, accumulate number of estimated errors // is contained in the a_dd_0[2] value but the accumulation is made with SID_UPDATE frame only. if((rx_type==SID_UPDATE) || (rx_type==SID_BAD)) { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += SID_UPDATE_BLEN; } // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_dd_0[2] field, for each TCHT block. l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] &= (API)(RX_TYPE_MASK); l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; } else // subchannel ==1 { // Load the type of the block received rx_type = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & RX_TYPE_MASK) >> RX_TYPE_SHIFT; // Load the type of vocoder currently used voco_type = (l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] & VOCODER_TYPE_MASK) >> VOCODER_TYPE_SHIFT; #if (DEBUG_DEDIC_TCH_BLOCK_STAT == 1) Trace_dedic_tch_block_stat(rx_type, l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2], voco_type); #endif // RXQUAL_SUB : In case of adaptative traffic channel, accumulate number of estimated errors // is contained in the a_dd_1[2] value but the accumulation is made with SID_UPDATE block only. if((rx_type==SID_UPDATE) || (rx_type==SID_BAD)) { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += SID_UPDATE_BLEN; } // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_dd_1[2] field, for each TCHT block. l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] & 0xffff; // Reset A_DD_1 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] &= (API)(RX_TYPE_MASK); l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] = 0xffff; } // subchannel == 1 // RXQUAL_FULL : the number of bits examined for errors on serving cell depends on // the block received. if((rx_type==SPEECH_GOOD) || (rx_type==SPEECH_DEGRADED) || (rx_type==SPEECH_BAD)) { // The block length depens on the vocoder type switch (voco_type) { case AMR_CHANNEL_7_95: { // TCH-AHS 7.95 l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_AHS_7_95_BLEN; } break; case AMR_CHANNEL_7_4: { // TCH-AHS 7.4 l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_AHS_7_4_BLEN; } break; case AMR_CHANNEL_6_7: { // TCH-AHS 6.7 l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_AHS_6_7_BLEN; } break; case AMR_CHANNEL_5_9: { // TCH-AHS 5.9 l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_AHS_5_9_BLEN; } break; case AMR_CHANNEL_5_15: { // TCH-AHS 5.15 l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_AHS_5_15_BLEN; } break; case AMR_CHANNEL_4_75: { // TCH-AHS 4.75 l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_AHS_4_75_BLEN; } break; } // switch } // if ( (rx_type == SPEECH_GOOD) || ... else if((rx_type == SID_UPDATE) || (rx_type == SID_BAD)) { // the block is a SID UPDATE l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += SID_UPDATE_BLEN; } // AGC, TOA update for AMR... SUB FIFO only for SID_UPDATE frame if((rx_type == SID_UPDATE) || (rx_type == SID_BAD)) { IL_for_rxlev = l1ctl_dpagc_amr(1,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 1, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 1); #endif #if (TOA_ALGO != 0) #if (TOA_ALGO == 2) if(l1s.toa_var.toa_snr_mask == 0) #else if(l1s.toa_snr_mask == 0) #endif { UWORD32 snr_temp; snr_temp = (IL_for_rxlev < IL_FOR_RXLEV_SNR)? snr: 0; #if (TOA_ALGO == 2) l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa); #else l1s.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING == 1) ,0 #endif ); #endif } #endif } else { IL_for_rxlev = l1ctl_dpagc_amr(0,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } } // if (b_blud == TRUE) // simple burst or NO_DATA frame else { // NO_DATA is considered a bad frame if (normalised_fn_report_mod13_mod4 == 3) { l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_AHS_4_75_BLEN; if (subchannel == 0) { l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; #if (DEBUG_DEDIC_TCH_BLOCK_STAT == 1) Trace_dedic_tch_block_stat(AMR_NO_DATA, l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2], 0); #endif // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] &= (API)(RX_TYPE_MASK); l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; } else { l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] & 0xffff; #if (DEBUG_DEDIC_TCH_BLOCK_STAT == 1) Trace_dedic_tch_block_stat(AMR_NO_DATA, l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2], 0); #endif // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] &= (API)(RX_TYPE_MASK); l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] = 0xffff; } } // Update AGC: Call DPAGC AMR algorithm in order to fill the G_all buffer IL_for_rxlev = l1ctl_dpagc_amr(0,beacon,(UWORD8)pm,radio_freq,IL_info_ptr); // Dedicated mode serving cell measurement reading, full set only. #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } } // if ((channel_mode == TCH_AHS_MODE) && (facch_present == FALSE)) #endif // task is completed, make it INACTIVE. l1s.task_status[task].current_status = INACTIVE; } break; case TCHTF: /*---------------------------------------------------*/ /* Dedicated mode: TCHTF receive task. */ /* FULL RATE */ /*---------------------------------------------------*/ { UWORD8 IL_for_rxlev = 0; //omaps00090550 UWORD32 b_blud; UWORD8 channel_mode; //OMAPS00090550 UWORD8 channel_type; UWORD32 fn_mod_104; //OMAPS00090550 UWORD32 fn_mod_52; UWORD32 fn_report_mod13_mod4; #if (AMR == 1) UWORD8 rx_type; UWORD8 b_ratscch_blud,b_facch_blud; BOOL facch_present = FALSE; #endif #if TESTMODE xSignalHeaderRec *msg; #endif // Read control results and feed control algorithms. // ************************************************** // Read control information. toa = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_TOA] & 0xffff; pm = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff); angle = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_SNR] & 0xffff; l1_check_pm_error(pm, task); pm = pm >> 5; #if TRACE_TYPE==3 stats_samples_tch(toa,pm,angle,snr); #endif #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) uart_trace(TCHTF); #endif // Update AFC: Call AFC control function (KALMAN filter). #if AFC_ALGO #if TESTMODE if (l1_config.afc_enable) #endif { #if (VCXO_ALGO == 0) l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq); #else l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq,l1a_l1s_com.mode); #endif } #endif // Check SID frame subset... channel_mode = l1a_l1s_com.dedic_set.aset->achan_ptr->mode; //OMAPS00090550 channel_type = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type; fn_mod_104 = l1s.actual_time.fn % 104; //OMAPS00090550 fn_mod_52 = l1s.actual_time.fn % 52; #if (AMR == 1) // Check if we're in AMR DTX mode if(channel_mode==TCH_AFS_MODE && (l1s.actual_time.fn_mod13 % 4)==0) // AFS: block is decoded on DSP side at fn%13%4=3 { b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_BLUD)) >> B_BLUD; rx_type = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & RX_TYPE_MASK) >> RX_TYPE_SHIFT; b_ratscch_blud = (l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0] & (1<<B_BLUD)) >> B_BLUD; b_facch_blud = (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_BLUD)) >> B_BLUD; // Check if AMR DTX mode is on if((((rx_type==SID_FIRST) || (rx_type==SID_UPDATE) || (rx_type==SID_BAD)) && b_blud==TRUE) || (rx_type==AMR_NO_DATA && b_blud==FALSE)) { l1s.dtx_amr_dl_on=TRUE; } else if(b_ratscch_blud==FALSE && b_facch_blud==FALSE) { l1s.dtx_amr_dl_on=FALSE; } } #endif #if REL99 #if FF_EMR emr_params.channel_mode = channel_mode; // emr_params.fn_mod13_mod4 = l1s.actual_time.fn_mod13_mod4; #if (AMR == 1) emr_params.amr_facch_present = FALSE; emr_params.amr_facch_fire1 = FALSE; #endif #endif #endif // Increment number of burst not sent due to DTX. if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_u & 0xffff) == TCH_DTX_UL) { l1a_l1s_com.Smeas_dedic.dtx_used++; l1s.dtx_ul_on = TRUE; } else { // Some bursts are always sent in DTX mode. d_task_u does not give DTX_UL // so we must keep previous value of dtx_on if (! ((fn_mod_104 > 52) && (fn_mod_104 <= 60)) ) l1s.dtx_ul_on = FALSE; } #if FF_L1_IT_DSP_DTX // Currently used for TCH-AFS only if (l1s.actual_time.fn_mod13_mod4 == 0) // FN%13 = 4, 8 and 12 (no TCH/F Read on FN%13=0) { // Latch TX activity status if DTX allowed if ((l1a_l1s_com.dedic_set.aset->dtx_allowed == FALSE) || // No DTX allowed (l1s_dsp_com.dsp_ndb_ptr->d_fast_dtx_enc_data) || // DTX allowed but not used (l1a_apihisr_com.dtx.fast_dtx_ready == FALSE)) // Fast DTX status is invalid l1a_apihisr_com.dtx.tx_active = TRUE; else l1a_apihisr_com.dtx.tx_active = FALSE; } #endif #if (AMR == 1) if (channel_mode != TCH_AFS_MODE) { // This AGC and TOA update isn't applied to the adaptative full rate mode #endif if((fn_mod_104 > 52) && (fn_mod_104 <= 60)) // Current results are from the TDMA frame subset always received (GSM05.08, $8.3). // -> pwr meas. must be used for SUB set result. // -> TOA filtering can be fed with SNR/TOA. // This DTX is only applied to the mode EFR, FR and data. { // Update AGC: Call DPAGC algorithm IL_for_rxlev = l1ctl_dpagc(1,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); // Dedicated mode serving cell measurement reading, indicate "SUB". #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 1, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 1); #endif //Feed TOA histogram. #if (TOA_ALGO != 0) #if (TOA_ALGO == 2) if(l1s.toa_var.toa_snr_mask == 0) #else if(l1s.toa_snr_mask == 0) #endif { UWORD32 snr_temp; snr_temp = (IL_for_rxlev < IL_FOR_RXLEV_SNR)? snr: 0; #if (TOA_ALGO == 2) l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa); #else l1s.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING == 1) ,0 #endif ); #endif } #endif } else { // Update AGC: Call DPAGC algorithm IL_for_rxlev = l1ctl_dpagc(0,beacon,(UWORD8)pm,radio_freq,IL_info_ptr); // Dedicated mode serving cell measurement reading, full set only. #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } #if (AMR == 1) } // if (channel_mode != TCH_AFS_MODE) #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_DL_BURST(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev) #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) l1_trace_burst_param(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev); #endif #if (BURST_PARAM_LOG_ENABLE == 1) l1_log_burst_param(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev); #endif // Read downlink DATA block from MCU/DSP interface. // ************************************************* // Compute FN in reporting period % 13 % 4. fn_report_mod13_mod4 = (l1s.actual_time.fn_mod13) % 4; if(fn_report_mod13_mod4 == 0) // It is time to get FACCH/F or TCH/F2.4 or TCH/(E)FS data block. { UWORD8 temp; #if TRACE_TYPE==3 if (l1_stats.type == PLAY_UL && (channel_mode == TCH_FS_MODE || channel_mode == TCH_24F_MODE || channel_mode == TCH_EFR_MODE)) play_trace(); #endif // FACCH: Check A_FD information block. //------------------------------------- b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_BLUD)) >> B_BLUD; #if ((REL99) && (AMR == 1)) #if FF_EMR emr_params.amr_facch_fire1 = (l1s_dsp_com.dsp_ndb_ptr->a_fd[0] & (1<<B_FIRE1)) >> B_FIRE1; #endif #endif if(b_blud == TRUE) { // Read FACCH DL data block from DSP, pass it to L2. #if ( FF_REPEATED_DL_FACCH == 1 ) #if (TRACE_TYPE == 1 || TRACE_TYPE == 4) trace_info.facch_dl_count_all++; #endif /* if the current block is a repetition reports NULL to L2 otherwise reports the current block */ l1s_read_dcch_dl((API*)l1s_repeated_facch_check(l1s_dsp_com.dsp_ndb_ptr->a_fd), task); #else /* UWORD8 error_flag =*/ l1s_read_dcch_dl(l1s_dsp_com.dsp_ndb_ptr->a_fd, task); #endif /* ( FF_REPEATED_DL_FACCH == 1 ) */ #if (AMR == 1) // Non AMR FACCH handling if (channel_mode != TCH_AFS_MODE) { #endif // RXQUAL_SUB : In case of data taffic channels, accumulate number of // estimated errors, this value is contained in a_fd[2] field, only // for SID TDMA frames received as FACCH frames. (GSM 5.08 $8.4) if (fn_mod_104==60) { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_fd[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += TCH_F_D_BLEN; } #if (AMR == 1) } else { // AGC, RXLEV_FULL // Indicate to AMR specific processing that burst was a FACCH facch_present = TRUE; #if ((REL99) && (AMR == 1)) #if FF_EMR emr_params.amr_facch_present = facch_present; #endif #endif // Update AGC: Call DPAGC algorithm IL_for_rxlev = l1ctl_dpagc_amr(0,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); // Dedicated mode serving cell measurement reading, indicate "FULL". #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } #endif // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_fd[2] field, for each TCHT block. #if (AMR == 1) // in AMR, l1s.dtx_amr_dl_on is FALSE if DTX mode is off // in non AMR TCH, l1s.dtx_amr_dl_on is always FALSE // In AMR DTX, DSP patch sometimes reports FACCH blocks which ARE NOT FACCH blocks // therefore they shouldn't be taken into account in the RXQUALL_FULL computation if(l1s.dtx_amr_dl_on==FALSE) #endif { l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_fd[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_F_D_BLEN; } // Reset A_FD header. // B_FIRE1 =1, B_FIRE0 =0 , BLUD =0 l1s_dsp_com.dsp_ndb_ptr->a_fd[0] = (1<<B_FIRE1); l1s_dsp_com.dsp_ndb_ptr->a_fd[2] = 0xffff; // Rem: when FACCH is received, we must reset A_DD_0 header also. // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; // Rem: when FACCH is received, we must reset A_DD_1 header also. // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_1[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_1[2] = 0xffff; #if TESTMODE if (l1_config.TestMode) { pm_fullres = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff); // F26.6 // Allocate result message. msg = os_alloc_sig(sizeof(T_TMODE_TCH_INFO)); DEBUGMSG(status,NU_ALLOC_ERR) msg->SignalCode = TMODE_TCH_INFO; ((T_TMODE_TCH_INFO *)(msg->SigP))->pm_fullres = pm_fullres; // F26.6 ((T_TMODE_TCH_INFO *)(msg->SigP))->snr = snr; ((T_TMODE_TCH_INFO *)(msg->SigP))->toa = toa; ((T_TMODE_TCH_INFO *)(msg->SigP))->angle = (WORD16) angle; // signed ((T_TMODE_TCH_INFO *)(msg->SigP))->qual_full = l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; ((T_TMODE_TCH_INFO *)(msg->SigP))->qual_nbr_meas_full = TCH_FS_BLEN; // send TMODE_TCH_INFO message... os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) } #endif } // if (b_blud == TRUE) else // (if (b_blud == TRUE) FACCH { // No FACCH received. // Dummy: Read FACCH DL data block from DSP, pass it to L2. // Rem: this is an upper layer requirement to call this // function at every FACCH DL boundary. l1s_read_dcch_dl(NULL, task); #if (AMR == 1) if (channel_mode != TCH_AFS_MODE) { #endif // Check A_DD_0 information block for TCH/F2.4 or TCH/FS. // TCH/F2.4 or TCH/FS: Check A_DD_0 information block. //---------------------------------------------------- b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_BLUD)) >> B_BLUD; if(b_blud == TRUE) { // RXQUAL_SUB : In case of speech traffic channels, accumulate number of // estimated errors, this value is contained in a_dd_0[2] field, only // for SID TDMA frames. (GSM 5.08 $8.4) if (fn_mod_104==60) { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += TCH_FS_BLEN; } // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_dd_0[2] field, for each TCHT block. l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_FS_BLEN; #if TESTMODE if (l1_config.TestMode) { pm_fullres = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff); // F26.6 // Allocate result message. msg = os_alloc_sig(sizeof(T_TMODE_TCH_INFO)); DEBUGMSG(status,NU_ALLOC_ERR) msg->SignalCode = TMODE_TCH_INFO; ((T_TMODE_TCH_INFO *)(msg->SigP))->pm_fullres = pm_fullres; // F26.6 ((T_TMODE_TCH_INFO *)(msg->SigP))->snr = snr; ((T_TMODE_TCH_INFO *)(msg->SigP))->toa = toa; ((T_TMODE_TCH_INFO *)(msg->SigP))->angle = (WORD16) angle; // signed ((T_TMODE_TCH_INFO *)(msg->SigP))->qual_full = l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; ((T_TMODE_TCH_INFO *)(msg->SigP))->qual_nbr_meas_full = TCH_FS_BLEN; // send TMODE_TCH_INFO message... os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) } #endif if(channel_mode == TCH_24F_MODE) { #if IDS // Integrated Data Services implementation { dll_data_dl(l1s_dsp_com.dsp_ndb_ptr->a_data_buf_dl, &l1s_dsp_com.dsp_ndb_ptr->d_ra_act, &l1s_dsp_com.dsp_ndb_ptr->d_ra_statd); } #else { // DATA traffic. // Pass data block to DATA ADAPTOR. // REM: Data packet is always given to the DATA ADAPTOR. // There is no RX quality check !! { rx_tch_data(&l1s_dsp_com.dsp_ndb_ptr->a_dd_0[3], channel_mode, 0); } } #endif } // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; } // if(b_blud == TRUE) #if (AMR == 1) } // if (channel_mode != TCH_AFS_MODE) #endif } // if (b_blud == TRUE) FACCH (else) #if (FF_REPEATED_DL_FACCH == 1) #if 1 temp=l1s.repeated_facch.counter_candidate; l1s.repeated_facch.counter_candidate=l1s.repeated_facch.counter; l1s.repeated_facch.counter=temp; #else if (l1s.repeated_facch.counter_candidate == 1) l1s.repeated_facch.counter_candidate = 0 ; else if (l1s.repeated_facch.counter_candidate == 0 ) l1s.repeated_facch.counter_candidate = 0 ; l1s.repeated_facch.counter++ ; if (l1s.repeated_facch.counter == 4) { l1s.repeated_facch.counter = 0; l1s.repeated_facch.pipeline[0].buffer_empty=l1s.repeated_facch.pipeline[1].buffer_empty=TRUE; } #endif #endif/*(FF_REPEATED_DL_FACCH == 1)*/ /* FACCH Full rate */ } // if(fn_report_mod13_mod4 == 0) else // if(fn_report_mod13_mod4 == 0) #if (AMR == 1) if ((fn_report_mod13_mod4 == 2) && (channel_mode != TCH_AFS_MODE)) #else if(fn_report_mod13_mod4 == 2) #endif // It is time to get TCH/F4.8 or TCH/F9.6 data block. { #if TRACE_TYPE==3 if (l1_stats.type == PLAY_UL && (channel_mode == TCH_48F_MODE || channel_mode == TCH_96_MODE || channel_mode == TCH_144_MODE)) play_trace(); #endif // Check A_DD_0 information block only if no FACCH. b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_BLUD)) >> B_BLUD; if(b_blud == TRUE) { // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_dd_0[2] field, for each TCHT block. l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_F_D_BLEN; if((channel_mode == TCH_48F_MODE) || (channel_mode == TCH_96_MODE) || (channel_mode == TCH_144_MODE)) { #if IDS // Integrated Data Services implementation { dll_data_dl(l1s_dsp_com.dsp_ndb_ptr->a_data_buf_dl, &l1s_dsp_com.dsp_ndb_ptr->d_ra_act, &l1s_dsp_com.dsp_ndb_ptr->d_ra_statd); } #else { // DATA traffic. // Pass data block to DATA ADAPTOR. // REM: Data packet is always given to the DATA ADAPTOR. // There is no RX quality check !! { UWORD8 sequence_number; UWORD8 fn_report_mod26 = l1s.actual_time.fn_in_report % 26; // Catch sequence number. This is used in TCH/F4.8 to distinguish // data blocks (see GSM 5.02) received on B0,B2,B4 (sequence number 0) // and data blocks received on B1,B2,B3 (sequence number 1). if((fn_report_mod26 == 23) || (fn_report_mod26 == 6) || (fn_report_mod26 == 15)) sequence_number = 0; else sequence_number = 1; rx_tch_data(&l1s_dsp_com.dsp_ndb_ptr->a_dd_0[3], channel_mode, sequence_number); } } #endif } // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; } // if(b_blud == TRUE) } // if(fn_report_mod13_mod4 == 2) #if (AMR == 1) if ((channel_mode == TCH_AFS_MODE) && (facch_present == FALSE)) { // Load the bit to check if the block is valid b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & (1<<B_BLUD)) >> B_BLUD; // Load the bit to check if the block is a RATSCCH in case of rx_type = NO_DATA b_ratscch_blud = (l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0] & (1<<B_BLUD)) >> B_BLUD; // All detected AMR frames except NO_DATA (b_blud = 0) and FACCH are handled here, i.e. speech/SID/RATSCCH if(b_ratscch_blud==TRUE) { // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_ratscch_dl[2] field, for each TCHT block. l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[2] & 0xffff; // Reset the A_RATSCCH_DL header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_ratscch_dl[2] = 0xffff; // RXQUAL_FULL : the number of bits examined for errors on serving cell depends on // the block received. l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += RATSCCH_BLEN; IL_for_rxlev = l1ctl_dpagc_amr(0,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } else if(b_blud==TRUE) { // Load the type of the block received rx_type = (l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] & RX_TYPE_MASK) >> RX_TYPE_SHIFT; #if (DEBUG_DEDIC_TCH_BLOCK_STAT == 1) Trace_dedic_tch_block_stat(rx_type, l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2], 0); #endif // RXQUAL_SUB : In case of adaptative traffic channel, accumulate number of estimated errors // is contained in the a_dd_0[2] value but the accumulation is made with SID_UPDATE frame only. // Note: SID_UPDATE frame corresponds to rx_type SID_UPDATE (b_ratscch_blud = FALSE) or SID_BAD (See Memo) if((rx_type==SID_UPDATE) || (rx_type==SID_BAD)) { l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += SID_UPDATE_BLEN; } // RXQUAL_FULL : accumulate number of estimated errors, this value is // contained in a_dd_0[2] field, for each TCHT block. // Frames, which have no class1 bit (so no quality meas is possible), have d_nerr = 0 // so we can add them l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; // RXQUAL_FULL : the number of bits examined for errors on serving cell depends on // the block received. if((rx_type==SPEECH_GOOD) || (rx_type==SPEECH_DEGRADED) || (rx_type==SPEECH_BAD)) { // It's a speech block // Note: in AFS, the d_nerr value doesn't depend on the vocoder currently use l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_AFS_BLEN; } else if((rx_type==SID_UPDATE) || (rx_type==SID_BAD)) { // the block is a SID UPDATE frame l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += SID_UPDATE_BLEN; } // AGC, TOA, RXLEV for AMR. SUB queues only for SID_UPDATE frames if((rx_type==SID_UPDATE) || (rx_type==SID_BAD)) { IL_for_rxlev = l1ctl_dpagc_amr(1,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 1, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 1); #endif #if (TOA_ALGO != 0) #if (TOA_ALGO == 2) if(l1s.toa_var.toa_snr_mask == 0) #else if(l1s.toa_snr_mask == 0) #endif { UWORD32 snr_temp; snr_temp = (IL_for_rxlev < IL_FOR_RXLEV_SNR)? snr: 0; #if (TOA_ALGO == 2) l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa); #else l1s.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING == 1) ,0 #endif ); #endif } #endif } else { IL_for_rxlev = l1ctl_dpagc_amr(0,beacon,(UWORD8)pm, radio_freq, IL_info_ptr); #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } } // if(b_blud==TRUE) // NO_DATA block detected or simple burst else { if (fn_report_mod13_mod4 == 0) { l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += TCH_AFS_BLEN; #if (DEBUG_DEDIC_TCH_BLOCK_STAT == 1) Trace_dedic_tch_block_stat(AMR_NO_DATA, l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2], 0); #endif // Reset A_DD_0 header in NDB. l1s_dsp_com.dsp_ndb_ptr->a_dd_0[0] = 0; l1s_dsp_com.dsp_ndb_ptr->a_dd_0[2] = 0xffff; } // Update AGC: Call DPAGC AMR algorithm in order to fill the G_all buffer IL_for_rxlev = l1ctl_dpagc_amr(0,beacon,(UWORD8)pm,radio_freq,IL_info_ptr); // Dedicated mode serving cell measurement reading, full set only. #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 0, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 0); #endif } } // if ((channel_mode == TCH_AFS_MODE) && (facch_present == FALSE)) #endif // task is completed, make it INACTIVE. l1s.task_status[task].current_status = INACTIVE; } break; case TCHA: /*---------------------------------------------------*/ /* Dedicated mode: SACCH receive task. */ /*---------------------------------------------------*/ { UWORD8 IL_for_rxlev; UWORD32 b_blud; // Read control results and feed control algorithms. // ************************************************** // Read control information. toa = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_TOA] & 0xffff; pm = (l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_PM] & 0xffff); angle = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_ANGLE] & 0xffff; snr = l1s_dsp_com.dsp_db_r_ptr->a_serv_demod[D_SNR] & 0xffff; #if TESTMODE if (l1_config.TestMode && l1_config.tmode.rf_params.down_up == TMODE_UPLINK) { // For UL-only tasks, TCHA is scheduled in every frame. TCH_INFO message is only // used to count loops; no stats are collected. xSignalHeaderRec *msg; // Allocate result message. msg = os_alloc_sig(sizeof(T_TMODE_TCH_INFO)); DEBUGMSG(status,NU_ALLOC_ERR) msg->SignalCode = TMODE_TCH_INFO; // send TMODE_TCH_INFO message... os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) } // WARNING! // Don't trace PM=0 during UL-only in TestMode. The DSP is not working // in that case so it is normal. However, if tracing happens the CPU overloads if (l1_config.TestMode && l1_config.tmode.rf_params.down_up & TMODE_DOWNLINK) #endif { l1_check_pm_error(pm, task); } pm = pm >> 5; #if TRACE_TYPE==3 stats_samples_tch_sacch(toa,pm,angle,snr); #endif #if (TRACE_TYPE==2 ) || (TRACE_TYPE==3) uart_trace(task); #endif // Update AGC: Call DPAGC algorithm IL_for_rxlev = l1ctl_dpagc(1,beacon,(UWORD8)pm,radio_freq,IL_info_ptr); // dtx_on = 1 // Dedicated mode serving cell measurement reading, indicate "SUB". #if REL99 #if FF_EMR l1s_read_dedic_scell_meas(IL_for_rxlev, 1, &emr_params); #endif #else l1s_read_dedic_scell_meas(IL_for_rxlev, 1); #endif // Update AFC: Call AFC control function (KALMAN filter). #if AFC_ALGO #if TESTMODE if (l1_config.afc_enable) #endif { #if (VCXO_ALGO == 0) l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq); #else l1s.afc = l1ctl_afc(AFC_CLOSED_LOOP, &l1s.afc_frame_count, (WORD16)angle, snr, radio_freq,l1a_l1s_com.mode); #endif } #endif //Feed TOA histogram. #if (TOA_ALGO != 0) #if (TOA_ALGO == 2) if(l1s.toa_var.toa_snr_mask == 0) #else if(l1s.toa_snr_mask == 0) #endif { UWORD32 snr_temp; snr_temp = (IL_for_rxlev < IL_FOR_RXLEV_SNR)? snr: 0; #if (TOA_ALGO == 2) l1s.toa_var.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa); #else l1s.toa_shift = l1ctl_toa(TOA_RUN, l1a_l1s_com.mode, snr_temp, toa, &l1s.toa_update, &l1s.toa_period_count #if (FF_L1_FAST_DECODING == 1) ,0 #endif ); #endif } #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) RTTL1_FILL_DL_BURST(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev) #endif #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) l1_trace_burst_param(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev); #endif #if (BURST_PARAM_LOG_ENABLE == 1) l1_log_burst_param(angle, snr, l1s.afc, task, pm, toa, IL_for_rxlev); #endif // Read downlink DATA block from MCU/DSP interface. // ************************************************* if(l1s.actual_time.fn_in_report == 91) // It's time to read a SACCH DL result from DSP. { // Check A_CD information block. b_blud = (l1s_dsp_com.dsp_ndb_ptr->a_cd[0] & (1<<B_BLUD)) >> B_BLUD; if(b_blud == TRUE) { #if W_A_DSP1 // Temporary correction to fix a known DSP problem. SACCH deinterleaver not // initialized on HO. // if (old_sacch_DSP_bug == TRUE) { // Invalidate the current sacch block - indicate it cannot be decoded l1s_dsp_com.dsp_ndb_ptr->a_cd[0] = (1<<B_FIRE1); // B_FIRE1=1,B_FIRE0=0,BLUD=0. old_sacch_DSP_bug = FALSE; } #endif // Read data block and send msg to L1A. l1s_read_sacch_dl(l1s_dsp_com.dsp_ndb_ptr->a_cd, task); // RXQUAL_FULL/RXQUAL_SUB : Accumulate number of estimated errors, this value // is contained in a_cd[2] field, for every SACCH block. l1a_l1s_com.Smeas_dedic.qual_acc_full += l1s_dsp_com.dsp_ndb_ptr->a_cd[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full += A_D_BLEN; l1a_l1s_com.Smeas_dedic.qual_acc_sub += l1s_dsp_com.dsp_ndb_ptr->a_cd[2] & 0xffff; l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub += A_D_BLEN; // TEMPORARY : reset buffers and flags in NDB ... // reset nerr.... // reset A_CD contents....... l1s_dsp_com.dsp_ndb_ptr->a_cd[0] = (1<<B_FIRE1); // B_FIRE1=1,B_FIRE0=0,BLUD=0. l1s_dsp_com.dsp_ndb_ptr->a_cd[2] = 0xffff; } } #if W_A_DSP1 else if (l1s.actual_time.fn_in_report == 13) // TF 5/8/98 - DSP fix { // As this is the first SACCH burst the known DSP bug cannot occur on a new channel. old_sacch_DSP_bug = FALSE; } #endif // task is completed, make it INACTIVE. l1s.task_status[task].current_status = INACTIVE; } break; } // End switch... l1ddsp_read_iq_dump(task); // Flag the use of the MCU/DSP dual page read interface. // ****************************************************** // Set flag used to change the read page at the end of "l1_synch". l1s_dsp_com.dsp_r_page_used = TRUE; } /*-------------------------------------------------------*/ /* l1s_read_tx_result() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : */ /*-------------------------------------------------------*/ void l1s_read_tx_result(UWORD8 task, UWORD8 burst_id) { /*--------------------------------------------------------*/ /* READ TRANSMIT TASK RESULTS... */ /*--------------------------------------------------------*/ #if (TRACE_TYPE!=0) if(task==RAACC) { if((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_ra & 0xffff) != (UWORD32)DSP_TASK_CODE[task]) trace_fct(CST_UL_TASKS_DO_NOT_CORRESPOND, 1);//OMAPS00090550 } else { if(((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_u & 0xffff) != (UWORD32)DSP_TASK_CODE[task]) && ((UWORD32)(l1s_dsp_com.dsp_db_r_ptr->d_task_u & 0xffff) != TCH_DTX_UL)) trace_fct(CST_UL_TASKS_DO_NOT_CORRESPOND, 1);//OMAPS00090550 } #endif l1_check_com_mismatch(task); switch(task) { case RAACC: /*---------------------------------------------------*/ /* Serving Cell: Random Access TX task. */ /*---------------------------------------------------*/ // Rem: confirmation message is sent at "CTRL" to be able to give FN%42432. { // Send confirmation msg to L1A. // ****************************** // For ACCESS phase, a confirmation msg is sent to L1A. xSignalHeaderRec *msg; // send L1C_RA_DONE to L1A... msg = os_alloc_sig(sizeof(T_MPHC_RA_CON)); DEBUGMSG(status,NU_ALLOC_ERR) if (l1s.actual_time.fn == 0) ((T_MPHC_RA_CON *)(msg->SigP))->fn = MAX_FN - 1; else ((T_MPHC_RA_CON *)(msg->SigP))->fn = l1s.actual_time.fn - 1; ((T_MPHC_RA_CON *)(msg->SigP))->channel_request = l1a_l1s_com.ra_info.channel_request; msg->SignalCode = L1C_RA_DONE; os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) // Desactivate the RAACC task. l1s.task_status[task].current_status = INACTIVE; #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_RA, l1a_l1s_com.Scell_info.radio_freq); #endif } break; case DUL: /*---------------------------------------------------*/ /* Serving Cell: SDCCH up link. */ /*---------------------------------------------------*/ { // Desactivate UL task. if(burst_id == BURST_4) { l1s.task_status[task].current_status = INACTIVE; #if (TRACE_TYPE == 5) // in simulation only the 4th burst is traced trace_fct(CST_L1S_READ_TX_NB__DUL, l1a_l1s_com.Scell_info.radio_freq); #endif } #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) trace_fct(CST_L1S_READ_TX_NB__DUL, l1a_l1s_com.Scell_info.radio_freq); #endif } break; case AUL: /*---------------------------------------------------*/ /* Serving Cell: SACCH up link. */ /*---------------------------------------------------*/ { // Desactivate UL task. if(burst_id == BURST_4) { l1s.task_status[task].current_status = INACTIVE; #if (TRACE_TYPE == 5) // in simulation only the 4th burst is traced trace_fct(CST_L1S_READ_TX_NB__AUL, l1a_l1s_com.Scell_info.radio_freq); #endif } #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) trace_fct(CST_L1S_READ_TX_NB__AUL, l1a_l1s_com.Scell_info.radio_freq); #endif } break; case TCHA: case TCHTF: /*---------------------------------------------------*/ /* Serving Cell: TCH link. */ /*---------------------------------------------------*/ { #if (TRACE_TYPE==5) if(burst_id == BURST_4) // in simulation only the 4th burst is traced trace_fct(CST_L1S_READ_TX_NB__TCHF, l1a_l1s_com.Scell_info.radio_freq); #endif #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) trace_fct(CST_L1S_READ_TX_NB__TCHF, l1a_l1s_com.Scell_info.radio_freq); #endif } break; case TCHTH: /*---------------------------------------------------*/ /* Serving Cell: TCH link. */ /*---------------------------------------------------*/ { #if (TRACE_TYPE==5) if(burst_id == BURST_2) // in simulation only lates burst is traced trace_fct(CST_L1S_READ_TX_NB__TCHH, l1a_l1s_com.Scell_info.radio_freq); #endif #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) trace_fct(CST_L1S_READ_TX_NB__TCHH, l1a_l1s_com.Scell_info.radio_freq); #endif } break; } // Set flag used to change the read page at the end of "l1_synch". l1s_dsp_com.dsp_r_page_used = TRUE; } /*-------------------------------------------------------*/ /* l1s_read_dedic_scell_meas() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : */ /*-------------------------------------------------------*/ #if REL99 #if FF_EMR void l1s_read_dedic_scell_meas(UWORD8 input_level, UWORD8 sub_flag, T_EMR_PARAMS *emr_params) { UWORD8 task; UWORD8 burst_id; UWORD8 b_blud; UWORD8 counter; UWORD8 bfi; // band frame indicator UWORD8 channel_mode; // current channel type //OMAPS00090550 UWORD8 fn_report_mod_26; UWORD8 subchannel; // half rate sub channel UWORD8 sid_present; // indication for sid block UWORD16 rx_type; UWORD32 normalised_fn_mod13_mod4; UWORD16 mean_bep_lsb = 0; //l1s_dsp_com.dsp_ndb_ptr->d_mean_bep_block_lsb; UWORD16 mean_bep_msb = 0; //l1s_dsp_com.dsp_ndb_ptr->d_mean_bep_block_msb; UWORD32 mean_bep = 0; //((mean_bep_msb<<WORD_SHIFT)|(mean_bep_lsb)) >> MEAN_BEP_FORMAT; UWORD16 cv_bep = 0; //(l1s_dsp_com.dsp_ndb_ptr->d_cv_bep_block) >> CV_BEP_FORMAT; static WORD16 last_corr_decoded_burst[8] = {0, 0, 0, 0, 0, 0, 0, 0}; static UWORD16 cv_bep_tch4_8f_144[2] = {0, 0}; static UWORD32 mean_bep_tch4_8f_144[2] = {0, 0}; WORD16 rxlev = l1s_encode_rxlev(input_level); if (l1s_dsp_com.dsp_r_page == 1) { cv_bep = l1s_dsp_com.dsp_ndb_ptr->a_mean_cv_bep_page_0[D_CV_BEP]; mean_bep_msb = l1s_dsp_com.dsp_ndb_ptr->a_mean_cv_bep_page_0[D_MEAN_BEP_MSW]; mean_bep_lsb = l1s_dsp_com.dsp_ndb_ptr->a_mean_cv_bep_page_0[D_MEAN_BEP_LSW]; } else { cv_bep = l1s_dsp_com.dsp_ndb_ptr->a_mean_cv_bep_page_1[D_CV_BEP]; mean_bep_msb = l1s_dsp_com.dsp_ndb_ptr->a_mean_cv_bep_page_1[D_MEAN_BEP_MSW]; mean_bep_lsb = l1s_dsp_com.dsp_ndb_ptr->a_mean_cv_bep_page_1[D_MEAN_BEP_LSW]; } mean_bep = ((mean_bep_msb<<WORD_SHIFT)|(mean_bep_lsb)) >> MEAN_BEP_FORMAT; cv_bep = cv_bep >> CV_BEP_FORMAT; // EMR : Copy of Legacy code begins // Measurement must be rejected if channel is hopping, hopped on // the beacon frequency and PWRC is TRUE (see GSM05.08, $8.1.3). if(!((l1a_l1s_com.dedic_set.pwrc == TRUE) && (l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->chan_sel.h == TRUE) && (l1a_l1s_com.dedic_set.radio_freq_dd == l1a_l1s_com.Scell_info.radio_freq))) { // Add to FULL set meas. l1a_l1s_com.Scell_info.meas.nbr_meas++; l1a_l1s_com.Scell_info.meas.acc += rxlev; if(sub_flag == TRUE) { // Add to SUB set meas. l1a_l1s_com.Smeas_dedic.nbr_meas_sub++; l1a_l1s_com.Smeas_dedic.acc_sub += rxlev; } // if(sub_flag == TRUE) // EMR : Copy of Legacy code ends } // if(!((l1a_l1s_com.dedic_set.pwrc == TRUE) && .... // new rxlev is received. remove the oldest rxlev. for(counter=0;counter<=6;counter++) last_corr_decoded_burst[counter] = last_corr_decoded_burst[counter+1]; // store new rxlev. last_corr_decoded_burst[7] = rxlev; task = emr_params->task; burst_id = emr_params->burst_id; channel_mode = emr_params->channel_mode; normalised_fn_mod13_mod4 = emr_params->normalised_fn_mod13_mod4; // TCH FS and TCH EFR if((task == TCHTF) && (l1s.actual_time.fn_mod13_mod4 == 0) && ((channel_mode == TCH_FS_MODE) || (channel_mode == TCH_EFR_MODE) || (channel_mode == SIG_ONLY_MODE))) { if(emr_params->facch_present == TRUE) { // FACCH if(emr_params->facch_fire1 == FALSE) { // FACCH correctly decoded l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; if(channel_mode == SIG_ONLY_MODE) // accumulation of correctly decoded blocks excluding SACCH and SID frames FACCH only for sig only mode l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } // if(facch_fire1 == FALSE) } // if(facch_present == TRUE ) else { // NOT FACCH, if (emr_params->a_dd_0_blud == TRUE) { if (emr_params->a_dd_0_bfi == FALSE) { // speech correctly decoded l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; if (emr_params->sid_present_sub0 == FALSE) { // accumulation of correctly decoded blocks excluding SACCH FACCH and SID frames l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } // if(sid_present == FALSE) } // if(bfi == FALSE) } // if(b_blud == TRUE) } // else part of if(facch_present == TRUE ) } // TCH FS and TCH EFR // TCH 2.4F if((task == TCHTF) && (l1s.actual_time.fn_mod13_mod4 == 0) && (channel_mode == TCH_24F_MODE)) { if(emr_params->facch_present == TRUE) { if(emr_params->facch_fire1 == FALSE) { // FACCH correctly decoded l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; } } // if(facch_present == TRUE) else { // NOT FACCH check whether the data buffer is updated!! if(emr_params->a_dd_0_blud == TRUE) { // Check if transparent data or not if(emr_params->b_ce == TRUE)// Non Transparent { //check if correctly decoded or not if(emr_params->a_ntd == FALSE)//good frame detected { l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; // accumulation of correctly decoded blocks excluding SACCH FACCH frames l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } // if(a_ntd == FALSE) } // if(b_ce == TRUE) else { // 2.4F transperent data (always considered as correctly decoded) l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; // accumulation of decoded blocks excluding SACCH FACCH and SID frames l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } // if(b_ce == TRUE) } // if(b_blud == TRUE) } // else part of if(facch_present == TRUE) } // TCH 2.4F // TCH 9.6F if((task == TCHTF) && (l1s.actual_time.fn_mod13_mod4 == 0) && (channel_mode == TCH_96_MODE)) { if(emr_params->facch_present == TRUE) { if(emr_params->facch_fire1 == FALSE) { // FACCH correctly decoded l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; } //if(fire1 == FALSE) } //if(facch_present == TRUE) } // if(fn_mod13_mod4 == 0) if((task == TCHTF) && (l1s.actual_time.fn_mod13_mod4 == 2) && (channel_mode == TCH_96_MODE)) { if(emr_params->a_dd_0_blud == TRUE) { // Check if transparent data or not if(emr_params->b_ce == TRUE)// Non Transparent { //check if correctly decoded or not if(emr_params->a_ntd == FALSE)//good frame detected { l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; // accumulation of correctly decoded blocks excluding SACCH FACCH frames l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } // if(a_ntd == FALSE) } // if(b_ce == TRUE) else { // transparent data (always correctly decoded) l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; // accumulation of decoded blocks excluding SACCH FACCH frames l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } // transparent data } // if(b_blud == TRUE) } // TCH F9.6 // TCH 4.8F/14.4F if((task == TCHTF) && (l1s.actual_time.fn_mod13_mod4 == 0) && ((channel_mode == TCH_48F_MODE) || (channel_mode == TCH_144_MODE)) ) { if(emr_params->facch_present == TRUE) { if(emr_params->facch_fire1 == FALSE) { // FACCH correctly decoded l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4;// 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; } //if(fire1 == FALSE) } //if(facch_present == TRUE) } // if(fn_mod13_mod4 == 0) if((task == TCHTF) && (l1s.actual_time.fn_mod13_mod4 == 2) && ((channel_mode == TCH_48F_MODE) || (channel_mode == TCH_144_MODE)) ) { // block end add new value of mean_bep and cv_bep value to mean_bep_tch4_8f_144 and // cv_bep_tch4_8f_144. remove the oldest value. mean_bep_tch4_8f_144[0] = mean_bep_tch4_8f_144[1]; cv_bep_tch4_8f_144[0] = cv_bep_tch4_8f_144[1]; mean_bep_tch4_8f_144[1] = mean_bep; cv_bep_tch4_8f_144[1] = cv_bep; if ( ((emr_params->a_dd_0_blud == TRUE) && (emr_params->b_m1) && (channel_mode == TCH_144_MODE)) || ((emr_params->a_dd_0_blud == TRUE) && (emr_params->b_f48blk_dl) && (channel_mode == TCH_48F_MODE)) ) { // Check if transparent data or not if(emr_params->b_ce == TRUE) // Non transparent { //check if correctly decoded or not. Accumulate last 8 slots if(emr_params->a_ntd == FALSE) //good frame detected { // two blocks are accumulated at a time, increment by 2. l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas+=8; // 8 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep_tch4_8f_144[0] + mean_bep_tch4_8f_144[1]; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep_tch4_8f_144[0] + cv_bep_tch4_8f_144[1]; // two blocks are accumulated at a time, increment by 2. l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num += 2; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num+=2; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[0] + last_corr_decoded_burst[1] + last_corr_decoded_burst[2] + last_corr_decoded_burst[3] + last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; // accumulation of correctly decoded blocks excluding SACCH FACCH frames l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks +=2; } // if(a_ntd == FALSE) } // if(b_ce == TRUE) else { // transparent data l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=8; // 8 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep_tch4_8f_144[0] + mean_bep_tch4_8f_144[1]; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep_tch4_8f_144[0] + cv_bep_tch4_8f_144[1]; // two blocks are accumulated at a time, increment by 2. l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num+=2; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num += 2; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[0] + last_corr_decoded_burst[1] + last_corr_decoded_burst[2] + last_corr_decoded_burst[3] + last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; // accumulation of correctly decoded blocks excluding SACCH FACCH frames l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks +=2; } // Transparent data } // if(b_blud == TRUE) } // TCH 4.8F/14.4 // TCH HS if((task == TCHTH) && ((channel_mode == TCH_HS_MODE)||(channel_mode == SIG_ONLY_MODE))&& (normalised_fn_mod13_mod4 == 3) ) { UWORD8 norm_fn_mod26; subchannel = emr_params->subchannel; norm_fn_mod26 = ((l1s.actual_time.fn - subchannel + 26) % 26); if(subchannel == 0) { b_blud = emr_params->a_dd_0_blud; bfi = emr_params->a_dd_0_bfi; // 3rd bit tells the BAD frame. sid_present = emr_params->sid_present_sub0; // find out whether sid1 is 0/1, 1 mean } else { b_blud = emr_params->a_dd_1_blud; bfi = emr_params->a_dd_1_bfi; // 3rd bit tells the BAD frame. sid_present = emr_params->sid_present_sub1; // find out whether sid1 is 0/1, 1 mean } if(norm_fn_mod26 == 7 || norm_fn_mod26 == 16|| norm_fn_mod26 == 24 ) { // FACCH: Check A_FD information block. if(emr_params->facch_present == TRUE) { // FACCH correctly decoded if(emr_params->facch_fire1 == FALSE) { // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated if((channel_mode == SIG_ONLY_MODE)) // accumulation of correctly decoded blocks excluding SACCH // and SID frames FACCH only for sig only mode l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } //if(fire1 == FALSE) } //if(facch_present ==....) else { // No Facch at this positions 7,16,24 if (b_blud == TRUE) { if(bfi == FALSE) { l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[7] + last_corr_decoded_burst[6] + last_corr_decoded_burst[5] + last_corr_decoded_burst[4] ; //as per standard 05.08 section 8.3 //sid_present can become true only at (fn modulo 26) == 6 //sid_present will be false at all other points if(sid_present == FALSE) // accumulation of correctly decoded blocks excluding SACCH // FACCH and SID frames l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } // if(bfi == FALSE) } // if (b_blud == TRUE) } // else facch_present } //if(norm_fn_report_mod26 == 7 || norm_fn_report_mod26 == 16|| norm_fn_report_mod26 == 24 ) else { //norm_fn_report_mod26 == 3 || norm_fn_report_mod26 == 11|| norm_fn_report_mod26 == 20 if (b_blud == TRUE) { if(bfi == FALSE) { l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[7] + last_corr_decoded_burst[6] + last_corr_decoded_burst[5] + last_corr_decoded_burst[4] ; //as per standard 05.08 section 8.3 //sid_present can become true only at (fn modulo 26) == 6 //sid_present will be false at all other points if(sid_present == FALSE) // accumulation of correctly decoded blocks excluding SACCH // FACCH and SID frames l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } //if(bfi == FALSE) } // if (b_blud == TRUE) } //else }//task == TCHTH..... // SACCH of TCH if((task == TCHA)) { //unconditionnal accumulation of rxlev_val l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas++; l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += rxlev; if(l1s.actual_time.fn_in_report == 91) { // Set detection flag. if(emr_params->a_cd_fire1 == FALSE) { // rec 05.08 8.2.3: BEP value need to be accumulated on correctly received blocks // rec 05.08 8.4.8.2 : for SACCH of TCH, no accumulation for CV_BEP and nbr_rcvd_blocks l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; } // if(fire1 == FALSE) } // if(l1s.actual_time.fn_in_report == 91) } // // SACCH of TCH // SDCCH and SACCH of SDCCH if (((task == DDL) || (task == ADL)) && (burst_id == BURST_4)) { //unconditional accumulation of Rxlev_val l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; // rec 05.08 8.2.3: in SDCCH, BEP value need to be accumulated on correctly received blocks if(emr_params->a_cd_fire1 == FALSE) { l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; } } // SDCCH //AMR FS #if (AMR == 1) if((task == TCHTF) && (channel_mode == TCH_AFS_MODE) && (l1s.actual_time.fn_mod13_mod4 == 0)) { if(emr_params->amr_facch_present == TRUE) { // FACCH present // FACCH correctly decoded ? if(emr_params->amr_facch_fire1 == FALSE) { l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; } // if(fire1 == FALSE) } // if(facch_present == TRUE) else { // NOT FACCH if ((emr_params->b_ratscch_blud == TRUE) && (emr_params->ratscch_rxtype == RATSCCH_GOOD)) { //RATSCCH correctly decoded l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; } // if(b_ratscch_blud == TRUE) else if(emr_params->a_dd_0_blud == TRUE) { // Good speech frame. if((emr_params->amr_rx_type_sub0 == SPEECH_GOOD) || (emr_params->amr_rx_type_sub0 == SPEECH_DEGRADED) || (emr_params->amr_rx_type_sub0 == SID_UPDATE)) { l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc += mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc += cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; if ((emr_params->amr_rx_type_sub0 == SPEECH_GOOD) || (emr_params->amr_rx_type_sub0 == SPEECH_DEGRADED)) //Number of correctly decoded blocks excluding SACCH FACCH RATSCCH and SID frames. l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } // if((rx_type == SPEECH_GOOD) || (rx_type == SID_UPDATE)) } // else if(b_blud == TRUE) } // else of if(facch_present == TRUE) } //AMR FS //AMR HS //TCH AHS if((task == TCHTH) && (channel_mode == TCH_AHS_MODE)&& (normalised_fn_mod13_mod4 == 3)) { UWORD8 norm_fn_mod26; subchannel = emr_params->subchannel; if (subchannel == 0) { // Load the bit to check if the block is valid b_blud = emr_params->a_dd_0_blud; rx_type = emr_params->amr_rx_type_sub0; } else // subchannel 1 { // Load the bit to check if the block is valid b_blud = emr_params->a_dd_1_blud; rx_type = emr_params->amr_rx_type_sub1; } norm_fn_mod26 = (l1s.actual_time.fn - subchannel +26) % 26; if(norm_fn_mod26 == 7 || norm_fn_mod26 == 16|| norm_fn_mod26 == 24 ) { // FACCH: Check A_FD information block. if(emr_params->amr_facch_present == TRUE) { // FACCH present // FACCH correctly decoded ? if(emr_params->amr_facch_fire1 == FALSE) { l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc +=mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc +=cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc += last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; } // if(fire1 == FALSE) } // if(facch_present == TRUE) else { // NOT FACCH // Load the bit to check if the block is a RATSCCH in caseof rx_type = NO_DATA //In half rate, there are 2 consecutive frames called RATSCCH_MARKER and //RATSCCH_DATA, MARKER doesn't contain any CRC. So we cannot make a decision //whether RATSCCH_MARKER is correctly decoded. Hence ratscch_rxtype_prev //is not valid. Hence the inner check has to be based only on ratscch_rxtype. //ratscch_rxtype is updated based on the CRC of RATSCCH_DATA. //The following are the decisions on the outer check "if (b_ratscch_blud == TRUE).... //b_ratscch_blud is updated based on RATSCCH_DATA. Hence it is a valid check //b_ratscch_blud_prev would have been accumulated based on RATSCCH_MARKER. //The assumption here is that when RATSCCH_MARKER is detected, the b_blud bit of //a_ratscch_dl will be updated. if ( ((emr_params->b_ratscch_blud == TRUE) && (emr_params->ratscch_rxtype == RATSCCH_GOOD)) || ((b_blud==TRUE) && (rx_type == SID_UPDATE)) || ((b_blud == TRUE)&&(rx_type == SPEECH_DEGRADED)) || ((b_blud == TRUE)&&(rx_type == SPEECH_GOOD)) ) { //RATSCCH or SID Update or Speech block correctly decoded, increment the counter l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc +=mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc +=cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc +=last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; if (((rx_type == SPEECH_GOOD) || (rx_type == SPEECH_DEGRADED)) && (emr_params->ratscch_rxtype != RATSCCH_GOOD)) l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } } // else part of if(facch_present == TRUE) }//fnmod26 == 7||16 || 24 else { //if (norm_fn_mod26 ==3 || norm_fn_mod26 == 11 || //norm_fn_mod26 == 20) if ( ((emr_params->b_ratscch_blud == TRUE) && (emr_params->ratscch_rxtype == RATSCCH_GOOD)) || ((b_blud==TRUE) && (rx_type == SID_UPDATE)) || ((b_blud == TRUE)&&(rx_type == SPEECH_DEGRADED)) || ((b_blud == TRUE)&&(rx_type == SPEECH_GOOD)) ) { //RATSCCH or SID Update or Speech block correctly decoded, increment the counter l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas +=4; // 4 bursts are accumulated // Accumulate BEP l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc +=mean_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc +=cv_bep; l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num++; l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num++; //accumulation of the correctly decoded block l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc +=last_corr_decoded_burst[4] + last_corr_decoded_burst[5] + last_corr_decoded_burst[6] + last_corr_decoded_burst[7]; if (((rx_type == SPEECH_GOOD) || (rx_type == SPEECH_DEGRADED)) && (emr_params->ratscch_rxtype != RATSCCH_GOOD)) l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks++; } } //else fn = 3,11,20 }//task == TCHTH..... #endif //(AMR == 1) } #endif //FF_EMR #else //REL99 void l1s_read_dedic_scell_meas(UWORD8 input_level, UWORD8 sub_flag) { WORD16 rxlev = l1s_encode_rxlev(input_level); // Measurement must be rejected if channel is hopping, hopped on // the beacon frequency and PWRC is TRUE (see GSM05.08, $8.1.3). if(!((l1a_l1s_com.dedic_set.pwrc == TRUE) && (l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->chan_sel.h == TRUE) && (l1a_l1s_com.dedic_set.radio_freq_dd == l1a_l1s_com.Scell_info.radio_freq))) { // Add to FULL set meas. l1a_l1s_com.Scell_info.meas.nbr_meas++; l1a_l1s_com.Scell_info.meas.acc += rxlev; if(sub_flag == TRUE) { // Add to SUB set meas. l1a_l1s_com.Smeas_dedic.nbr_meas_sub++; l1a_l1s_com.Smeas_dedic.acc_sub += rxlev; } } } #endif //REL99 /*-------------------------------------------------------*/ /* l1s_dedic_reporting() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : */ /*-------------------------------------------------------*/ void l1s_dedic_reporting() { xSignalHeaderRec *msg; UWORD8 i; UWORD32 nbr_carrier = l1a_l1s_com.ba_list.nbr_carrier; // Allocate L1C_MEAS_DONE message... msg = os_alloc_sig(sizeof(T_MPHC_MEAS_REPORT)); DEBUGMSG(status,NU_ALLOC_ERR) msg->SignalCode = L1C_MEAS_DONE; // Fill miscelaneous parameters //============================= ((T_MPHC_MEAS_REPORT*)(msg->SigP))->ba_id = l1a_l1s_com.ba_list.ba_id; //timing_advance... //txpwr... //meas_valid... // Fill msg for Neighbor Cells //============================ for(i=0;i<nbr_carrier;i++) { T_MEAS_INFO *ba_ptr = &l1a_l1s_com.ba_list.A[i]; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->ncell_meas.A[i].bcch_freq = ba_ptr->radio_freq; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->ncell_meas.A[i].rxlev_acc = ba_ptr->acc; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->ncell_meas.A[i].rxlev_nbr_meas = ba_ptr->nbr_meas; // Reset BA. ba_ptr->acc = 0; ba_ptr->nbr_meas = 0; } ((T_MPHC_MEAS_REPORT*)(msg->SigP))->no_of_ncell_meas = nbr_carrier; // Fill msg for Serving Cell //========================== ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxlev_full_acc = l1a_l1s_com.Scell_info.meas.acc; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxlev_full_nbr_meas = l1a_l1s_com.Scell_info.meas.nbr_meas; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxlev_sub_acc = l1a_l1s_com.Smeas_dedic.acc_sub; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxlev_sub_nbr_meas = l1a_l1s_com.Smeas_dedic.nbr_meas_sub; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxqual_full_acc_errors = l1a_l1s_com.Smeas_dedic.qual_acc_full; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxqual_full_nbr_bits = l1a_l1s_com.Smeas_dedic.qual_nbr_meas_full; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxqual_sub_acc_errors = l1a_l1s_com.Smeas_dedic.qual_acc_sub; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxqual_sub_nbr_bits = l1a_l1s_com.Smeas_dedic.qual_nbr_meas_sub; #if REL99 #if FF_EMR ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxlev_val_acc = l1a_l1s_com.Smeas_dedic_emr.rxlev_val_acc; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->rxlev_val_nbr_meas = l1a_l1s_com.Smeas_dedic_emr.rxlev_val_nbr_meas; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->nbr_rcvd_blocks = l1a_l1s_com.Smeas_dedic_emr.nbr_rcvd_blocks; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->mean_bep_block_acc = l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_acc; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->cv_bep_block_acc = l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_acc; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->mean_bep_block_num = l1a_l1s_com.Smeas_dedic_emr.mean_bep_block_num; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->cv_bep_block_num = l1a_l1s_com.Smeas_dedic_emr.cv_bep_block_num; #endif #endif if(l1a_l1s_com.dedic_set.aset->dtx_allowed == TRUE) // Set "dtx_used" flag according to DSP transmit report result only if // DTX is allowed. { if(l1a_l1s_com.Smeas_dedic.dtx_used > 0) ((T_MPHC_MEAS_REPORT*)(msg->SigP))->dtx_used = TRUE; // Set the dtx_used flag in the case of TCHF/ no signaling else if ((l1a_l1s_com.dedic_set.aset->chan1.mode == SIG_ONLY_MODE) &&(l1a_l1s_com.dedic_set.aset->chan1.desc.channel_type==TCH_F)) ((T_MPHC_MEAS_REPORT*)(msg->SigP))->dtx_used = TRUE; else ((T_MPHC_MEAS_REPORT*)(msg->SigP))->dtx_used = FALSE; } else { ((T_MPHC_MEAS_REPORT*)(msg->SigP))->dtx_used = FALSE; } // Reset Serving Cell measurement variables. l1s_reset_dedic_serving_meas(); // Give miscellaneous info to L3 (just for indication/debug). //=========================================================== ((T_MPHC_MEAS_REPORT*)(msg->SigP))->timing_advance = l1a_l1s_com.dedic_set.aset->timing_advance; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->txpwr_used = l1s.reported_txpwr; #if (TRACE_TYPE==1) || (TRACE_TYPE==4) ((T_MPHC_MEAS_REPORT*)(msg->SigP))->facch_dl_count = trace_info.facch_dl_count; ((T_MPHC_MEAS_REPORT*)(msg->SigP))->facch_ul_count = trace_info.facch_ul_count; #if (FF_REPEATED_DL_FACCH == 1) ((T_MPHC_MEAS_REPORT*)(msg->SigP))->facch_dl_combined_good_count = trace_info.facch_dl_combined_good_count; /* No of good blocks after combining */ ((T_MPHC_MEAS_REPORT*)(msg->SigP))->facch_dl_repetition_block_count = trace_info.facch_dl_repetition_block_count; #endif/* (FF_REPEATED_DL_FACCH == 1) */ trace_info.facch_dl_fail_count_trace = trace_info.facch_dl_fail_count; trace_info.facch_dl_count = 0; trace_info.facch_ul_count = 0; trace_info.facch_dl_fail_count = 0; #if ( FF_REPEATED_DL_FACCH == 1 ) /* Reseting the values */ trace_info.facch_dl_combined_good_count = 0; trace_info.facch_dl_repetition_block_count = 0; #endif/* (FF_REPEATED_DL_FACCH == 1) */ #endif // send L1C_MEAS_DONE message... os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) } #if (MOVE_IN_INTERNAL_RAM == 0) // Must be followed by the pragma used to duplicate the funtion in internal RAM //#pragma DUPLICATE_FOR_INTERNAL_RAM_START /*-------------------------------------------------------*/ /* l1s_read_fb() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : this function sends L1C_FB_INFO to L1A*/ /*-------------------------------------------------------*/ void l1s_read_fb(UWORD8 task, UWORD32 fb_flag, UWORD32 toa, UWORD32 attempt, UWORD32 pm, UWORD32 angle, UWORD32 snr) { xSignalHeaderRec *msg; WORD32 modif_toa = 0; WORD32 ntdma =0 ; //omaps000090550 UWORD32 fn_offset =0 ; //omaps000090550 ; // For detail of the here below equation cf. BUG1558 #define MAX_TOA_FOR_SB (D_NSUBB_DEDIC*48)+DL_ABB_DELAY/4-(SB_BURST_DURATION+DL_ABB_DELAY+SB_MARGIN)/4-2 #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dspres(dltsk_trace[task].name); #endif #if (TRACE_TYPE!=0) switch(task) { case FBNEW: trace_fct(CST_L1S_READ_FB, l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].radio_freq);break; case FB51: trace_fct(CST_L1S_READ_FB51, l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].radio_freq);break; case FB26: trace_fct(CST_L1S_READ_FB26, l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].radio_freq);break; default: trace_fct(CST_UNKNOWN_FB, l1a_l1s_com.nsync.list[0].radio_freq);break; } #endif if(fb_flag == TRUE) { switch (task) { case FBNEW: case FB51: // Compute NTDMA & TOA taking into account the 23 bit guard for next SB receive window. { modif_toa = toa - (SB_MARGIN/4); // Rem: unit is "BIT". } break; case FB26: // Compute TOA taking into account the 23 bit guard for next SB receive window // and the time diff. between a the fb search and a normal serving RX slot.. // Rem: TOA cannot be less than "SB_MARGIN/4". { // Saturate TOA to MAX_TOA_FOR_SB since it is the last position compatible with the // SB26 tpu programming. MAX_TOA_FOR_SB + 1 would reject the TCHT/frame0 one frame later due // to an overlap of TPU scenarios. if(toa >= MAX_TOA_FOR_SB) toa = MAX_TOA_FOR_SB; modif_toa = toa + ((l1_config.params.fb26_anchoring_time + PROVISION_TIME - START_RX_FB)/4) - (SB_MARGIN/4); // Rem: unit is "BIT". } break; } // End of switch. if(modif_toa < 0) { modif_toa = (modif_toa + (TPU_CLOCK_RANGE/4)) * 4; // Unit is changed from bit to qbit. ntdma = - 1; } else { ntdma = modif_toa / (TPU_CLOCK_RANGE/4); modif_toa = (modif_toa - ntdma * (TPU_CLOCK_RANGE/4)) * 4; // Unit is changed from bit to qbit. } switch (task) { case FBNEW: // Compute NTDMA & TOA taking into account the 23 bit guard for next SB receive window. { // "fn_offset" loaded with serving frame number corresponding to FB. // Keep a %51 format to prepare SB scheduling. fn_offset = (l1s.actual_time.fn - attempt + ntdma + MAX_FN) % 51; } break; case FB51: // Compute NTDMA & TOA taking into account the 23 bit guard for next SB receive window. { // "fn_offset" loaded with serving frame number corresponding to FB. // Keep a full frame number to allow scheduling of SB, 2 MF51 later. fn_offset = (l1s.actual_time.fn - attempt + ntdma + MAX_FN) % MAX_FN; } break; case FB26: { // "fn_offset" loaded with serving frame number corresponding to CTL(SB26). fn_offset = (l1s.actual_time.fn + 52 - 3) % MAX_FN; if(ntdma == 1) // 2nd frame... l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].sb26_offset = 1; else l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].sb26_offset = 0; } break; } // End of switch. } // End if. // Store TOA and FN offset in neighbor cell structure. l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].time_alignmt = modif_toa; l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].fn_offset = fn_offset; // Create message T_L1C_FB_INFO. msg = os_alloc_sig(sizeof(T_L1C_FB_INFO)); DEBUGMSG(status,NU_ALLOC_ERR) msg->SignalCode = L1C_FB_INFO; // Fill msg fields. ((T_L1C_FB_INFO *) (msg->SigP))->fb_flag = fb_flag; ((T_L1C_FB_INFO *) (msg->SigP))->ntdma = ntdma; ((T_L1C_FB_INFO *) (msg->SigP))->neigh_id = l1a_l1s_com.nsync.active_fb_id; // Debug info or testmode ((T_L1C_FB_INFO *) (msg->SigP))->pm = pm; ((T_L1C_FB_INFO*)(msg->SigP))->toa = toa; ((T_L1C_FB_INFO*)(msg->SigP))->angle = angle; ((T_L1C_FB_INFO*)(msg->SigP))->snr = snr; ((T_L1C_FB_INFO *) (msg->SigP))->radio_freq = l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_fb_id].radio_freq; os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) } //#pragma DUPLICATE_FOR_INTERNAL_RAM_END #endif // MOVE_IN_INTERNAL_RAM #if (MOVE_IN_INTERNAL_RAM == 0) // Must be followed by the pragma used to duplicate the funtion in internal RAM //#pragma DUPLICATE_FOR_INTERNAL_RAM_START /*-------------------------------------------------------*/ /* l1s_read_sb() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : this function sends L1C_SB_INFO to L1A*/ /*-------------------------------------------------------*/ void l1s_read_sb(UWORD8 task, UWORD32 flag, API *data, UWORD32 toa, UWORD8 attempt, UWORD32 pm, UWORD32 angle, UWORD32 snr) { xSignalHeaderRec *msg; UWORD8 bsic=0; UWORD32 sb; WORD32 modif_toa = 0; UWORD32 fn_offset = 0; WORD32 time_alignmt = 0; T_NCELL_SINGLE *cell_ptr = NULL; //omaps00090550 NULL; UWORD32 SignalCode=0; UWORD8 fn_delay = 2; // SB result read with 2 frames delay. UWORD8 neigh_id=0; UWORD32 fn; switch(task) { case SB2 : case SB51 : case SB26 : // Get Neighbour cell ptr. cell_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sb_id]; neigh_id = l1a_l1s_com.nsync.active_sb_id; #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_SB, cell_ptr->radio_freq); #endif SignalCode = L1C_SB_INFO; if(task == SB26) fn_delay = 3 - l1a_l1s_com.nsync.list[neigh_id].sb26_offset; break; case SBCONF : case SBCNF51 : case SBCNF26 : // Get Neighbour cell ptr. cell_ptr = &l1a_l1s_com.nsync.list[l1a_l1s_com.nsync.active_sbconf_id]; neigh_id = l1a_l1s_com.nsync.active_sbconf_id; #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_SBCONF, cell_ptr->radio_freq); #endif SignalCode = L1C_SBCONF_INFO; if(task == SBCNF26) fn_delay = 3 - l1a_l1s_com.nsync.list[neigh_id].sb26_offset; break; } #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dspres(dltsk_trace[task].name); #endif // Compute NTDMA & TOA taking into account the 23 bit guard for next SB receive window. modif_toa = (toa - (SB_MARGIN/4)) * 4; // Rem: unit is "QBIT". // Read SB content,. sb = data[0] & 0xffff | ((data[1] & 0xffff) << 16); if (flag == TRUE) // SB has been found... // We synchronized with a NEIGHBOUR cell. { UWORD32 t1, t2, t3, t3p; // extract BSIC, T1, T2, T3. Compute FN. // bsic contains NCC & BCC (GSM05.02, p9) bsic = (UWORD8) ((sb & 0x000000fc) >> 2); t1 = ((sb & 0x00800000) >> 23 | // t1 low (sb & 0x0000ff00) >> 7 | // t1 midle (sb & 0x00000003) << 9); // t1 high t2 = (sb & 0x007c0000) >> 18; t3p = ((sb & 0x01000000) >> 24 | // t3p low (sb & 0x00030000) >> 15); // t3p high t3 = (10*(t3p) +1); fn = (51 * ((t3 - t2 + 26) % 26) + t3 + (26 * 51 * t1)); // Due to pipeline effect (CTRL.WORK.WORK.READ), sb content is taken into account // "fn_delay" TDMA later: that's why we use "fn + fn_delay..." in the offset computation. // // NEIGHBOUR DOMAIN: // ----------------- // | |<----- 1 TDMA ----->| SB | | // | | |XXXX | | // | | | | | // | | | FN_neighbour(SB) | FN_neighbour(SB)+1 | FN_neighbour(SB)+2 // | | | | | // offset | // + | // BOB | // |<----------->| // MS DOMAIN: | // ---------- | | | | // | CTRL | WORK | WORK | READ | // | | | | | // // offset = FN_neighbour(SB)+ fn_delay - FN_serving(READ). // Bob: fine timing difference between the Neighbour timing and the MS internal timing. // fn_offset = (fn + fn_delay + MAX_FN - l1s.actual_time.fn) % MAX_FN; // "time_alignmt" must be corrected (use "modif_toa" from the SB read). // Check that "time_alignmt" do not become bigger than "TPU_CLOCK_RANGE". // If so, "fn_offset" must be decremented. if(cell_ptr != NULL)//OMAPS00090550 time_alignmt = cell_ptr->time_alignmt + modif_toa; if(time_alignmt >= TPU_CLOCK_RANGE) { time_alignmt -= TPU_CLOCK_RANGE; // qbp for sim. Normal value is 1250; fn_offset -= 1; // WARNING....to be checked!!!!!! } else if(time_alignmt < 0) { time_alignmt += TPU_CLOCK_RANGE; // qbp for sim. Normal value is 1250; fn_offset += 1; // WARNING....to be checked!!!!!! } } #if L1_RECOVERY if(flag) { // recovery flag is reseted because the system works fine // this check is performed in all modes. l1a_l1s_com.recovery_flag = FALSE; // Reset error flags and counter l1s.recovery.frame_count = 0; } #endif // In all mode send result message to L1 Async. msg = os_alloc_sig(sizeof(T_MPHC_NCELL_SYNC_IND)); DEBUGMSG(status,NU_ALLOC_ERR) msg->SignalCode = SignalCode; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->sb_flag = flag; if(cell_ptr != NULL)//OMAPS00090550 ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->radio_freq = cell_ptr->radio_freq; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->bsic = bsic; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->fn_offset = fn_offset; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->time_alignmt = time_alignmt; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->neigh_id = neigh_id; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->attempt = attempt; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->pm = pm; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->toa = toa; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->angle = angle; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->snr = snr; #if (L1_EOTD == 1) // In EOTD mode read additional results if (l1a_l1s_com.nsync.eotd_meas_session == TRUE) { UWORD8 i; WORD16 d_eotd_first; WORD16 d_eotd_max; UWORD32 d_eotd_nrj; API *data = &(l1s_dsp_com.dsp_ndb_ptr->a_eotd_crosscor[0]); UWORD32 fn_sb_neigh; d_eotd_first = l1s_dsp_com.dsp_ndb_ptr->d_eotd_first & 0xffff; d_eotd_max = l1s_dsp_com.dsp_ndb_ptr->d_eotd_max & 0xffff; fn_sb_neigh = (l1s.actual_time.fn - fn_delay + MAX_FN) % MAX_FN; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->fn_sb_neigh = fn_sb_neigh; d_eotd_nrj = (l1s_dsp_com.dsp_ndb_ptr->d_eotd_nrj_low & 0xffff) | ((l1s_dsp_com.dsp_ndb_ptr->d_eotd_nrj_high & 0x00ff) << 16); // L1 SW : // CPS Cursor expects the accumulated signal level of the cross // correlation (d_eotd_nrj) to be 16bit format. The DSP reports // it as 24bit format (lsb aligned in a 32bit word). // We scale the DSP result by right shifting by 8, hence preserving // the MSBs d_eotd_nrj >>= 8; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->eotd_data_valid = TRUE; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->d_eotd_first = d_eotd_first; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->d_eotd_max = d_eotd_max; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->d_eotd_nrj = d_eotd_nrj; ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->fn_in_SB = fn; for (i=0; i<18; i++) ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->a_eotd_crosscor[i] = data[i] & 0xffff;; if(task == SBCNF26) { ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->toa_correction = l1a_l1s_com.nsync.eotd_cache_toa_tracking; } else { ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->toa_correction = 0; } } else ((T_MPHC_NCELL_SYNC_IND*)(msg->SigP))->eotd_data_valid = FALSE; #endif os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) } //#pragma DUPLICATE_FOR_INTERNAL_RAM_END #endif // MOVE_IN_INTERNAL_RAM #if (MOVE_IN_INTERNAL_RAM == 0) // Must be followed by the pragma used to duplicate the funtion in internal RAM //#pragma DUPLICATE_FOR_INTERNAL_RAM_START /*-------------------------------------------------------*/ /* l1s_read_fbsb() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : sends L1C_FBSB_INFO to L1A */ /*-------------------------------------------------------*/ #if ((REL99 == 1) && (FF_BHO == 1)) void l1s_read_fbsb(UWORD8 task, UWORD8 attempt, BOOL fb_flag, BOOL sb_flag, API *data, UWORD32 toa, UWORD32 pm, UWORD32 angle, UWORD32 snr) { xSignalHeaderRec *msg; UWORD8 bsic = 0; UWORD32 fn_offset = 0; UWORD32 time_alignmt = 0; #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dspres(dltsk_trace[task].name); #endif #if (TRACE_TYPE!=0) // trace_fct(CST_L1S_READ_FBSB, l1a_l1s_com.nsync_fbsb.radio_freq); #endif if ((fb_flag == TRUE) && (sb_flag == TRUE)) { UWORD32 toa_qbit, sb, fn, fn2, t1, t2, t3, t3p; UWORD8 ntdma; // Read SB content,. sb = data[0] & 0xffff | ((data[1] & 0xffff) << 16); // extract BSIC, T1, T2, T3. Compute FN. // bsic contains NCC & BCC (GSM05.02, p9) bsic = (UWORD8) ((sb & 0x000000fc) >> 2); t1 = ((sb & 0x00800000) >> 23 | // t1 low (sb & 0x0000ff00) >> 7 | // t1 midle (sb & 0x00000003) << 9); // t1 high t2 = (sb & 0x007c0000) >> 18; t3p = ((sb & 0x01000000) >> 24 | // t3p low (sb & 0x00030000) >> 15); // t3p high t3 = (10*(t3p) +1); fn = (51 * ((t3 - t2 + 26) % 26) + t3 + (26 * 51 * t1)); // _|-----------------------------------|___ : TPU WINDOW // |FB| |SB| // _|---------------->|--------->|->| // toa_fb 1 frame toa_sb // // we also need to take into account the 23 bit guard for SB receive window. toa_qbit = (l1a_l1s_com.nsync_fbsb.fb_toa + toa) * 4 + TPU_CLOCK_RANGE - SB_MARGIN; ntdma = toa_qbit / TPU_CLOCK_RANGE; fn_offset = (fn - l1s.actual_time.fn + attempt - ntdma + (2 * MAX_FN))% MAX_FN; time_alignmt = toa_qbit - (ntdma * TPU_CLOCK_RANGE); } // Create message T_L1C_FBSB_INFO. msg = os_alloc_sig(sizeof(T_L1C_FB_INFO)); DEBUGMSG(status,NU_ALLOC_ERR) msg->SignalCode = L1C_FBSB_INFO; // Fill msg fields. ((T_L1C_FBSB_INFO *) (msg->SigP))->fb_flag = fb_flag; ((T_L1C_FBSB_INFO *) (msg->SigP))->sb_flag = sb_flag; ((T_L1C_FBSB_INFO *) (msg->SigP))->bsic = bsic; ((T_L1C_FBSB_INFO *) (msg->SigP))->fn_offset = fn_offset; ((T_L1C_FBSB_INFO *) (msg->SigP))->time_alignmt = time_alignmt; ((T_L1C_FBSB_INFO *) (msg->SigP))->pm = pm; ((T_L1C_FBSB_INFO *) (msg->SigP))->toa = toa; ((T_L1C_FBSB_INFO *) (msg->SigP))->angle = angle; ((T_L1C_FBSB_INFO *) (msg->SigP))->snr = snr; os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) } #endif // #if ((REL99 == 1) && (FF_BHO == 1)) //#pragma DUPLICATE_FOR_INTERNAL_RAM_END #endif // MOVE_IN_INTERNAL_RAM #if !((MOVE_IN_INTERNAL_RAM == 1) && (GSM_IDLE_RAM !=0)) // MOVE TO INTERNAL MEM IN CASE GSM_IDLE_RAM enabled //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_START // KEEP IN EXTERNAL MEM otherwise /*-------------------------------------------------------*/ /* l1s_read_l3frm() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : reads NB data */ /* and formate MPHC_DATA_IND message */ /*-------------------------------------------------------*/ void l1s_read_l3frm(UWORD8 pwr_level, API *info_address, UWORD32 task_rx) { xSignalHeaderRec *msg; UWORD32 i,j; UWORD32 word32; UWORD32 rx_fail_flag; //OMAPS00090550 UWORD32 b_fire0; UWORD32 b_fire1; UWORD8 tc = l1s.actual_time.tc; // Default: tc loaded with current serving TC. UWORD16 radio_freq = l1a_l1s_com.Scell_info.radio_freq; // Default: radio_freq load with serving cell #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dspres(dltsk_trace[task_rx].name); #endif // Allocate result message. #if (GSM_IDLE_RAM == 1) // GPF not modified for GSM_IDLE_RAM -> enable Traffic Controller in L1S if (!READ_TRAFFIC_CONT_STATE) CSMI_TrafficControllerOn(); #endif msg = os_alloc_sig(sizeof(T_MPHC_DATA_IND)); DEBUGMSG(status,NU_ALLOC_ERR) switch(task_rx) { case NP: #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_L3FRM__NP, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code and L2 channel. msg->SignalCode = L1C_NP_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_CHANNEL_PCH; break; case EP: #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_L3FRM__EP, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code and L2 channel. msg->SignalCode = L1C_EP_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_CHANNEL_EPCH; break; case NBCCHS: #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_L3FRM__NBCCHS, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code and L2 channel. msg->SignalCode = L1C_BCCHS_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_CHANNEL_NBCCH; break; case EBCCHS: #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_L3FRM__EBCCHS, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code and L2 channel. msg->SignalCode = L1C_BCCHS_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_CHANNEL_EBCCH; break; case BCCHN: #if L1_GPRS case BCCHN_TRAN: #endif case BCCHN_TOP: #if (TRACE_TYPE!=0) if (task_rx == BCCHN) trace_fct(CST_L1S_READ_L3FRM__BCCHN, l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_norm].radio_freq); else // BCCHN_TRAN and BCCHN_TOP tasks trace_fct(CST_L1S_READ_L3FRM__BCCHN, l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_top].radio_freq); #endif // Fill msg signal code, L2 channel and get neighbour TC. msg->SignalCode = L1C_BCCHN_INFO; // Save neighbour ID. // With TC and Neighbour ID, L1A can manage the remaining BCCH requests. if (task_rx == BCCHN) { ((T_MPHC_DATA_IND *)(msg->SigP))->neigh_id = l1a_l1s_com.bcchn.active_neigh_id_norm; tc = l1a_l1s_com.bcchn.active_neigh_tc_norm; radio_freq = l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_norm].radio_freq; } else // BCCHN_TRAN and BCCHN_TOP tasks { ((T_MPHC_DATA_IND *)(msg->SigP))->neigh_id = l1a_l1s_com.bcchn.active_neigh_id_top; tc = l1a_l1s_com.bcchn.active_neigh_tc_top; radio_freq = l1a_l1s_com.bcchn.list[l1a_l1s_com.bcchn.active_neigh_id_top].radio_freq; } if(tc >= 8) { // Reading Extended BCCH. tc -= 8; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_CHANNEL_EBCCH; } else { // Reading Normal BCCH. ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_CHANNEL_NBCCH; } break; case ALLC: #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_L3FRM__ALLC, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code, L2 channel and get neighbour TC. msg->SignalCode = L1C_ALLC_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_CHANNEL_CCCH; break; case SMSCB: #if (TRACE_TYPE!=0) trace_fct(CST_L1S_READ_L3FRM__CB, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code, L2 channel and get neighbour TC. msg->SignalCode = L1C_CB_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_CHANNEL_CBCH; break; #if L1_GPRS case PNP: #if (TRACE_TYPE!=0) trace_fct(CST_L1PS_READ_L3FRM__PNP, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code and L2 channel. msg->SignalCode = L1P_PNP_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_PCHANNEL_PPCH; tc = l1pa_l1ps_com.pbcchs.rel_pos_to_report; break; case PEP: #if (TRACE_TYPE!=0) trace_fct(CST_L1PS_READ_L3FRM__PEP, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code and L2 channel. msg->SignalCode = L1P_PEP_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_PCHANNEL_PEPCH; tc = l1pa_l1ps_com.pbcchs.rel_pos_to_report; break; case PALLC: #if (TRACE_TYPE!=0) trace_fct(CST_L1PS_READ_L3FRM__PALLC, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code and L2 channel. msg->SignalCode = L1P_PALLC_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_PCHANNEL_PCCCH; tc = l1pa_l1ps_com.pbcchs.rel_pos_to_report; break; case PBCCHS: #if (TRACE_TYPE!=0) trace_fct(CST_L1PS_READ_L3FRM__PBCCHS, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code and L2 channel. msg->SignalCode = L1P_PBCCHS_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_PCHANNEL_PBCCH; tc = l1pa_l1ps_com.pbcchs.rel_pos_to_report; break; case PBCCHN_IDLE: case PBCCHN_TRAN: #if (TRACE_TYPE!=0) trace_fct(CST_L1PS_READ_L3FRM__PBCCHN, l1pa_l1ps_com.pbcchn.bcch_carrier); #endif // Fill msg signal code and L2 channel. msg->SignalCode = L1P_PBCCHN_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_PCHANNEL_PBCCH; tc = l1pa_l1ps_com.pbcchn.relative_position; radio_freq = l1pa_l1ps_com.pbcchn.bcch_carrier; break; case SINGLE: #if (TRACE_TYPE!=0) trace_fct(CST_L1PS_READ_L3FRM__SINGLE, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill L2 channel. msg->SignalCode = L1P_PACCH_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_PCHANNEL_PACCH; tc = l1pa_l1ps_com.pbcchs.rel_pos_to_report; break; #endif // WARNING !!! to be removed (for CBCH debugging). default: #if (TRACE_TYPE!=0) trace_fct(CST_L1PS_READ_L3FRM__UNKNOWN, l1a_l1s_com.Scell_info.radio_freq); #endif // Fill msg signal code, L2 channel and get neighbour TC. msg->SignalCode = L1C_CB_INFO; ((T_MPHC_DATA_IND *)(msg->SigP))->l2_channel = L2_CHANNEL_CCCH; } #if L1_GPRS if (l1a_l1s_com.dsp_scheduler_mode == GSM_SCHEDULER) #endif { // Compute detection flag. //OMAPS00090550 b_fire0 = ((info_address[0] & 0xffff) & (1<<B_FIRE0)) >> B_FIRE0; b_fire1 = ((info_address[0] & 0xffff) & (1<<B_FIRE1)) >> B_FIRE1; if(b_fire1 != 1) rx_fail_flag = FALSE; // information block received successfully. else rx_fail_flag = TRUE; // information block reception failled. // Get 23 bytes info. from DSP. for (j=0, i=0; i<11; i++) { word32 = info_address[3 + i]; // Get info word, rem: skip info. header. ((T_MPHC_DATA_IND *)(msg->SigP))->l2_frame.A[j++] = (word32 & 0x000000ff); ((T_MPHC_DATA_IND *)(msg->SigP))->l2_frame.A[j++] = (word32 & 0x0000ff00) >> 8; } ((T_MPHC_DATA_IND *)(msg->SigP))->l2_frame.A[22] = (info_address[14] & 0x000000ff); // reset buffers and flags in NDB ... // B_FIRE1 =1, B_FIRE0 =0 , BLUD =0 info_address[0] = (1<<B_FIRE1); } #if L1_GPRS else // GPRS scheduler { // Compute detection flag. rx_fail_flag = ((*info_address & 0x0100) >> 8); // Get 24 bytes info. from DSP: CS1 meaningful block is of size 12 UWORD16 data. // !!! WARNING: word32 type is for compatibility with chipset == 0. // Can be word16 if only chipset == 2 is used. for (j=0, i=0; i<12; i++) { // Data downloaded from a_dd_gprs[0][]... word32 = info_address[4 + i]; // Get info word, rem: skip info. header. if(j<23) ((T_MPHC_DATA_IND *)(msg->SigP))->l2_frame.A[j++] = (word32 & 0x000000ff); if(j<23) ((T_MPHC_DATA_IND *)(msg->SigP))->l2_frame.A[j++] = (word32 & 0x0000ff00) >> 8; } // reset buffers and flags in NDB ... // reset CS_TYPE info_address[0] = CS_NONE_TYPE; } #endif // Report detection flag. if((l1s_dsp_com.dsp_db_r_ptr->d_debug & 0xffff ) != (l1s.debug_time & 0xffff )) // in case of COM error the block is false ((T_MPHC_DATA_IND *)(msg->SigP))->error_flag = TRUE; else ((T_MPHC_DATA_IND *)(msg->SigP))->error_flag = rx_fail_flag; // be careful: radio_freq is setted at the beging of the code and may be modified inside the "case" ((T_MPHC_DATA_IND *)(msg->SigP))->radio_freq = radio_freq; // be careful: tc is setted at the beging of the code and may be modified inside the "case" ((T_MPHC_DATA_IND *)(msg->SigP))->tc = tc; // convert in ETSI format and send it back to L3 ((T_MPHC_DATA_IND *)(msg->SigP))->ccch_lev = l1s_encode_rxlev(pwr_level); #if (FF_L1_FAST_DECODING == 1) // Update the fn according to the number of the last decoded burst (2, 3 or 4) in case of fast paging: alignment with a block boudary if(l1a_l1s_com.last_fast_decoding == 0) // fast decoding was not not used ((T_MPHC_DATA_IND *)(msg->SigP))->fn = l1s.actual_time.fn; else // fast decoding done, fn is incremented up to 2 frames (if fast decoding with 2 bursts), 0 if fast decoding with 4 bursts (normal decoding) ((T_MPHC_DATA_IND *)(msg->SigP))->fn = l1s.actual_time.fn + BURST_4 + 1 - l1a_l1s_com.last_fast_decoding; #else ((T_MPHC_DATA_IND *)(msg->SigP))->fn = l1s.actual_time.fn; #endif // send message... os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) } //#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_END #endif /*-------------------------------------------------------*/ /* l1s_read_sacch_dl() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : reads NB data */ /*-------------------------------------------------------*/ void l1s_read_sacch_dl(API *info_address, UWORD32 task_rx) { xSignalHeaderRec *msg; UWORD32 i,j; UWORD32 word32; UWORD32 rx_fail_flag; //OMAPS00090550 UWORD32 b_fire0; UWORD32 b_fire1; #if (FF_REPEATED_SACCH == 1) BOOL b_joint= 0; /* The flag to read the DSP response on combining */ static BOOL prevfail = 0; #endif /* (FF_REPEATED_SACCH == 1) */ // Traces. #if (TRACE_TYPE==5) && FLOWCHART trace_flowchart_dspres(dltsk_trace[task_rx].name); #endif #if (TRACE_TYPE!=0) if(task_rx == ADL) trace_fct(CST_L1S_READ_SACCH_DL__ADL, l1a_l1s_com.dedic_set.radio_freq_dd); if(task_rx == TCHA) trace_fct(CST_L1S_READ_SACCH_DL__TCHA, l1a_l1s_com.dedic_set.radio_freq_dd); #endif #if (((TRACE_TYPE==1) || (TRACE_TYPE==4)) && ((FF_REPEATED_SACCH == 1))) trace_info.repeat_sacch.dl_count ++; /* It is a SACCH downlink block */ #endif // Compute detection flag. //OMAPS00090550 b_fire0 = ((info_address[0] & 0xffff) & (1<<B_FIRE0)) >> B_FIRE0; b_fire1 = ((info_address[0] & 0xffff) & (1<<B_FIRE1)) >> B_FIRE1; if(b_fire1 != 1) rx_fail_flag = FALSE; // information block received successfully. else rx_fail_flag = TRUE; // information block reception failled. #if (FF_REPEATED_SACCH == 1) b_joint = (BOOL)(((info_address[0] & 0xffff) & (1<<B_JOINT)) >> B_JOINT); #endif /* (FF_REPEATED_SACCH == 1) */ // Clear 1st word of header. info_address[0] = 0; #if ((TESTMODE) && ((FF_REPEATED_SACCH == 1)) ) if(l1_config.repeat_sacch_enable != REPEATED_SACCH_ENABLE) { l1s.repeated_sacch.srr = 0; #if (TRACE_TYPE == 1 || TRACE_TYPE == 4) trace_info.repeat_sacch.dl_buffer_empty = TRUE; #endif /* TRACE_TYPE*/ } else { #endif /* ((TESTMODE) && ((FF_REPEATED_SACCH == 1))) */ #if (FF_REPEATED_SACCH == 1) if( (b_joint==TRUE) || (rx_fail_flag==TRUE )) { /* chase combining occurred or the current block was unsuccessfully decoded.*/ l1s.repeated_sacch.srr = 1; } else { l1s.repeated_sacch.srr = 0; // debug } #endif /* (FF_REPEATED_SACCH == 1) */ #if ((TESTMODE) && ((FF_REPEATED_SACCH == 1)) ) } /* end else l1_config.repeat_sacch_enable */ #endif /* ((TESTMODE) && ((FF_REPEATED_SACCH == 1))) */ #if ((TRACE_TYPE==1 || TRACE_TYPE == 4) && (FF_REPEATED_SACCH)) trace_info.repeat_sacch.srr = l1s.repeated_sacch.srr; if(b_joint == TRUE && b_fire1!=1) { trace_info.repeat_sacch.dl_combined_good_count ++; if (prevfail == 1) trace_info.repeat_sacch.dl_error_count--; } #endif /* ((TRACE_TYPE==1 || TRACE_TYPE == 4) && (FF_REPEATED_SACCH)) */ #if ((TRACE_TYPE==1 || TRACE_TYPE == 4) && (FF_REPEATED_SACCH)) trace_info.repeat_sacch.srr = l1s.repeated_sacch.srr; if( rx_fail_flag == TRUE) /* Information reception failed */ { trace_info.repeat_sacch.dl_error_count ++; } #endif /* ((TRACE_TYPE==1 || TRACE_TYPE == 4) && (FF_REPEATED_SACCH)) */ #if TESTMODE // Continunous mode: the SAACH data aren't valid. Therefore don't send to L1A. if ((!l1_config.TestMode) || ((l1_config.TestMode) && (l1_config.tmode.rf_params.tmode_continuous == TM_NO_CONTINUOUS))) #endif { // Allocate result message. msg = os_alloc_sig(sizeof(T_PH_DATA_IND)); DEBUGMSG(status,NU_ALLOC_ERR) msg->SignalCode = L1C_SACCH_INFO; ((T_PH_DATA_IND *)(msg->SigP))->l2_channel_type = L2_CHANNEL_SACCH; // Catch L1 Header if SACCH/DL data block successfully received. if(rx_fail_flag == FALSE) { UWORD8 supplied_txpwr = info_address[3] & 0x0000001f; UWORD8 supplied_ta = (info_address[3] & 0x00007f00) >> 8; #if (FF_REPEATED_SACCH == 1) //Set SRO parameter to transmit to the UL l1s.repeated_sacch.sro = (info_address[3] & 0x00000040) >> 6; /* 7 | 6 | 5 | 4 3 2 1 0 Spare | SRO| FPC EPC | Ordered MS power level | Ordered timing advance */ #endif /* (FF_REPEATED_SACCH == 1) */ // Check max transmit power (min txpwr) according to powerclass. supplied_txpwr = l1a_clip_txpwr(supplied_txpwr,l1a_l1s_com.dedic_set.radio_freq); #if TESTMODE // Update txpwr and ta only during Normal Mode if (!l1_config.TestMode) #endif { l1a_l1s_com.dedic_set.aset->new_target_txpwr = supplied_txpwr; // Check if supplied TA is valid, if not keep previous value. if(supplied_ta < 64) l1a_l1s_com.dedic_set.aset->new_timing_advance = supplied_ta; } #if ((TRACE_TYPE==1 || TRACE_TYPE == 4) && (FF_REPEATED_SACCH)) l1s_check_sacch_dl_block(info_address); trace_info.repeat_sacch.sro = l1s.repeated_sacch.sro; #endif /* ((TRACE_TYPE==1 || TRACE_TYPE == 4) && (FF_REPEATED_SACCH)) */ } /* end if rx_fail_flag */ else { #if ((TRACE_TYPE==1 || TRACE_TYPE == 4) && (FF_REPEATED_SACCH)) trace_info.repeat_sacch.dl_buffer_empty = TRUE; #endif } // Get 23 bytes info. from DSP. for (j=0, i=0; i<11; i++) { word32 = info_address[3 + i]; // Get info word, rem: skip info. header. ((T_PH_DATA_IND *)(msg->SigP))->l2_frame.A[j++] = (word32 & 0x000000ff); ((T_PH_DATA_IND *)(msg->SigP))->l2_frame.A[j++] = (word32 & 0x0000ff00) >> 8; } ((T_PH_DATA_IND *)(msg->SigP))->l2_frame.A[22] = (info_address[14] & 0x000000ff); // Fill msg header... ((T_PH_DATA_IND *)(msg->SigP))->rf_chan_num = l1a_l1s_com.Scell_info.radio_freq; ((T_PH_DATA_IND *)(msg->SigP))->error_cause = rx_fail_flag; ((T_PH_DATA_IND *)(msg->SigP))->bsic = l1a_l1s_com.Scell_info.bsic; ((T_PH_DATA_IND *)(msg->SigP))->tc = l1s.actual_time.tc; // send message... os_send_sig(msg, L1C1_QUEUE); DEBUGMSG(status,NU_SEND_QUEUE_ERR) #if (TRACE_TYPE==1) || (TRACE_TYPE==4) trace_info.sacch_d_nerr = info_address[2] & 0x00ff; #endif #if (FF_REPEATED_SACCH == 1) prevfail= rx_fail_flag ; #endif /* (FF_REPEATED_SACCH == 1) */ } } /*-------------------------------------------------------*/ /* l1s_read_dcch_dl() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : reads FACCH DL data block. */ /*-------------------------------------------------------*/ void l1s_read_dcch_dl(API *info_address, UWORD32 task_rx) { UWORD8 rx_valid_flag = FALSE; UWORD8 timing_advance = 255; BOOL b_joint ; /* DSP indicator to Chase Combining */ #if (L1_SAGEM_INTERFACE == 1) UWORD8 channel_type = l1a_l1s_com.dedic_set.aset->achan_ptr->desc_ptr->channel_type; #endif #if (FF_REPEATED_DL_FACCH == 1) b_joint = (BOOL) (((info_address[0] & 0xffff) & (1<<B_JOINT)) >> B_JOINT); #if TESTMODE if(l1_config.repeat_facch_dl_enable != REPEATED_FACCHDL_ENABLE) /* repeated FACCH mode is disabled */ b_joint = FALSE; #endif /* TESTMODE */ #endif /* (FF_REPEATED_DL_FACCH == 1) */ if(info_address != NULL) // A data block must be passed to L2. { UWORD32 b_fire1; #if (TRACE_TYPE!=0) if(task_rx == DDL) trace_fct(CST_L1S_READ_DCCH_DL__DDL, l1a_l1s_com.dedic_set.radio_freq_dd); if(task_rx == TCHTF) trace_fct(CST_L1S_READ_DCCH_DL__TCHTF, l1a_l1s_com.dedic_set.radio_freq_dd); if(task_rx == TCHTH) trace_fct(CST_L1S_READ_DCCH_DL__TCHTH, l1a_l1s_com.dedic_set.radio_freq_dd); #endif // Set detection flag. b_fire1 = ((info_address[0] & 0xffff) & (1<<B_FIRE1)) >> B_FIRE1; if(b_fire1 != 1) rx_valid_flag = TRUE; // information block received successfully. else rx_valid_flag = FALSE; // information block reception failled. if((rx_valid_flag == TRUE) && (l1a_l1s_com.dedic_set.aset->t3124 != 0)) // T3124 running... // Check for PHYSICAL INFORMATION message from FACCH. { UWORD32 message_type = info_address[5] & 0x00ff; if(message_type == 0x2D) // FACCH message is a PHYSICAL INFORMATION message. { // Catch TIMING ADVANCE information. timing_advance = (UWORD8)((info_address[5] & 0xff00) >> 8); l1a_l1s_com.dedic_set.aset->new_timing_advance = timing_advance; l1a_l1s_com.dedic_set.aset->timing_advance = timing_advance; // Reset T3124. l1a_l1s_com.dedic_set.aset->t3124 = 0; // Stop sending Handover Access burst. l1a_l1s_com.dedic_set.aset->ho_acc_to_send = 0; // Handover access procedure is completed. // -> send L1C_HANDOVER_FINISHED message with "cause = COMPLETED" to L1A. l1s_send_ho_finished(HO_COMPLETE); } } // Clear 1st word of header. info_address[0] = 0; // Shift data block pointer to skip DSP header. info_address = &(info_address[3]); if (rx_valid_flag == TRUE) { #if (TRACE_TYPE==1) || (TRACE_TYPE==4) trace_info.facch_dl_count ++; #endif #if (FF_REPEATED_DL_FACCH == 1) /*Fire code is correct and information recieved successfully */ l1s_store_facch_buffer(l1s.repeated_facch, info_address); #endif /* trace for FER calculation (Repeated FACCH mode): */ /* nb of DL FACCH blocks correctly decoded which is not a repetition */ #if ((TRACE_TYPE==1|| TRACE_TYPE==4) && (FF_REPEATED_DL_FACCH)) trace_info.facch_dl_good_block_reported++; if(b_joint == TRUE) /* The combined block is successfully decoded */ trace_info.facch_dl_combined_good_count++; #endif /* ((TRACE_TYPE==1|| TRACE_TYPE==4) && (FF_REPEATED_DL_FACCH)) */ #if (DEBUG_DEDIC_TCH_BLOCK_STAT == 1) Trace_dedic_tch_block_stat(FACCH_GOOD, l1s_dsp_com.dsp_ndb_ptr->a_fd[2], 0); #endif } else { #if (TRACE_TYPE==1) || (TRACE_TYPE==4) trace_info.facch_dl_fail_count ++; #endif #if (DEBUG_DEDIC_TCH_BLOCK_STAT == 1) Trace_dedic_tch_block_stat(FACCH_BAD, l1s_dsp_com.dsp_ndb_ptr->a_fd[2], 0); #endif } } #if (FF_REPEATED_DL_FACCH == 1) if(rx_valid_flag == FALSE) { l1s.repeated_facch.pipeline[l1s.repeated_facch.counter_candidate].buffer_empty=TRUE; } #endif /* (FF_REPEATED_DL_FACCH == 1) */ #if (TRACE_TYPE==1) || (TRACE_TYPE==4) RTTL1_FILL_DL_DCCH(rx_valid_flag, timing_advance) #endif // Pass data block to L2. #if (SEND_FN_TO_L2_IN_DCCH==1) #if (L1_SAGEM_INTERFACE == 1) dll_dcch_downlink(info_address, rx_valid_flag, l1s.actual_time.fn, channel_type); #else dll_dcch_downlink(info_address, rx_valid_flag, l1s.actual_time.fn); #endif #else #if (L1_SAGEM_INTERFACE == 1) dll_dcch_downlink(info_address, rx_valid_flag, channel_type); #else dll_dcch_downlink(info_address, rx_valid_flag); #endif #endif } /*-------------------------------------------------------*/ /* l1s_reset_tx_ptr() */ /*-------------------------------------------------------*/ /* Parameters : */ /* Return : */ /* Functionality : Reset the TX data pointer for DRP */ /* after ABORT */ /*-------------------------------------------------------*/ #define L1_DRP_TX_PTR_RESET_SET (0x00000020) #define L1_DRP_TX_PTR_RESET_RESET (~(L1_DRP_TX_PTR_RESET_SET)) void l1s_reset_tx_ptr(UWORD8 param1, UWORD8 param2) { #if (CHIPSET==15) volatile UWORD32 *ptr_drp_init32; ptr_drp_init32 = (UWORD32 *) (DRP_API_BASE_ADDRESS + DRP_REG_SRM_CW_ADDR); //0xFFFF1E00; // Set the TX_PTR_RESET bit to 1 to reset TX RD and WR pointers (*ptr_drp_init32) = (*ptr_drp_init32)|(L1_DRP_TX_PTR_RESET_SET); // Reset the bit to zero as aslong as the bit is 1, pointers are in reset state (*ptr_drp_init32) = (*ptr_drp_init32)&(L1_DRP_TX_PTR_RESET_RESET); #endif }