FreeCalypso > hg > fc-magnetite
diff src/cs/layer1/p_cfile/l1p_sync.c @ 302:0740b5ff15f6
reconstructed L1_GPRS source imported from tcs211-l1-reconst
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Tue, 31 Oct 2017 03:42:35 +0000 |
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| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/cs/layer1/p_cfile/l1p_sync.c Tue Oct 31 03:42:35 2017 +0000 @@ -0,0 +1,2675 @@ +/************* Revision Controle System Header ************* + * GSM Layer 1 software + * L1P_SYNC.C + * + * Filename l1p_sync.c + * Copyright 2003 (C) Texas Instruments + * + ************* Revision Controle System Header *************/ + +#define L1P_SYNC_C + +//#pragma DUPLICATE_FOR_INTERNAL_RAM_START + +#include "l1_macro.h" +#include "l1_confg.h" + +#if L1_GPRS + +#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_trace.h> + #if TESTMODE + #include "l1tm_defty.h" + #endif + #if (AUDIO_TASK == 1) + #include "l1audio_const.h" + #include "l1audio_cust.h" + #include "l1audio_defty.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 + #include "l1_defty.h" + #include "cust_os.h" + #include "l1_msgty.h" + #include "l1_varex.h" + #include "l1_signa.h" + #include "l1_proto.h" + + #if L2_L3_SIMUL + #include "hw_debug.h" + #endif + + #include "l1p_cons.h" + #include "l1p_msgt.h" + #include "l1p_deft.h" + #include "l1p_vare.h" + #include "l1p_prot.h" + #include "l1p_mfta.h" + #include "l1p_sign.h" + #include "l1p_macr.h" + #include "l1p_proto.h" +#else + #include <string.h> + #include "l1_types.h" + #include "sys_types.h" + #include "l1_const.h" + #include "l1_time.h" + + #if TESTMODE + #include "l1tm_defty.h" + #endif + #if (AUDIO_TASK == 1) + #include "l1audio_const.h" + #include "l1audio_cust.h" + #include "l1audio_defty.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 + #include "l1_defty.h" + #include "cust_os.h" + #include "l1_msgty.h" + #include "l1_varex.h" + #include "l1_signa.h" + #include "l1_proto.h" + #include "l1_trace.h" + + #if L2_L3_SIMUL + #include "hw_debug.h" + #endif + + #include "l1p_cons.h" + #include "l1p_msgt.h" + #include "l1p_deft.h" + #include "l1p_vare.h" + #include "l1p_prot.h" + #include "l1p_mfta.h" + #include "l1p_sign.h" + #include "l1p_macr.h" +#endif + +#if(RF_FAM == 61) + #include "l1_rf61.h" + #include "tpudrv61.h" +#endif + +#if (GSM_IDLE_RAM !=0) + #if (OP_L1_STANDALONE == 0) + #include "csmi/sleep.h" + #else + #include "csmi_simul.h" + #endif +#endif + +/*-------------------------------------------------------*/ +/* Prototypes of external functions used in this file. */ +/*-------------------------------------------------------*/ +void l1ps_tcr_ctrl (UWORD8 pm_position); +void l1pddsp_meas_ctrl (UWORD8 nbmeas, UWORD8 pm_pos); +void l1pddsp_meas_read (UWORD8 nbmeas, UWORD8 *pm_read); +void l1pctl_transfer_agc_init(); +UWORD8 l1pctl_pgc (UWORD8 pm, UWORD8 last_known_il, UWORD8 lna_off, UWORD16 radio_freq); +void l1ps_bcch_meas_ctrl (UWORD8 ts); + +//#pragma DUPLICATE_FOR_INTERNAL_RAM_END + + +#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 + +/*-------------------------------------------------------*/ +/* l1ps_transfer_mode_manager() */ +/*-------------------------------------------------------*/ +/* Parameters : */ +/* Return : */ +/* Functionality : */ +/*-------------------------------------------------------*/ +void l1ps_transfer_mode_manager() +{ + BOOL block_boundary = TRUE; + UWORD8 current_assignment_command = NO_TBF; + #if FF_TBF + BOOL tbf_update_synchro_forced = FALSE; + #endif + + //==================================== + // NEW configuration management + //==================================== + + if(!l1pa_l1ps_com.transfer.semaphore) + // IF Transfer parameter structure protected, + // No action within L1S. + { + WORD8 i; + UWORD8 min_synchro_ts = 7; + BOOL new_tbf_installed = FALSE; + T_PACKET_TA *current_ta_config; + + // In packet transfer mode, we only detect STI at block boundaries in order to udpate the + // ASET structure after the last Control of the previous TBF + if (l1a_l1s_com.l1s_en_task[PDTCH] == TASK_ENABLED) + { + if ((l1s.next_time.fn_mod13 != 0)&&(l1s.next_time.fn_mod13 != 4)&& + (l1s.next_time.fn_mod13 != 8)) + { + block_boundary = FALSE; + } + } + // Delay STI detection when a poll response hasn't already been answered + // for transition to Packet transfer mode + else if (l1a_l1s_com.l1s_en_task[POLL] == TASK_ENABLED) + { + block_boundary = FALSE; + } + + // LOOK FOR NEW ASSIGNMENT... + //=========================== + + // Consider both FREE SET... + for(i=0;i<2;i++) + { + // Is there a new transfer channel provided in "fset[i]"? + if(((l1pa_l1ps_com.transfer.fset[i]->SignalCode == MPHP_ASSIGNMENT_REQ) && (block_boundary == TRUE)) || + (l1pa_l1ps_com.transfer.fset[i]->SignalCode == MPHP_SINGLE_BLOCK_REQ)) + { + if(l1pa_l1ps_com.transfer.fset[i]->tbf_sti.present) + // Starting time present. + // Rem: starting time detected 1 frame in advance, this frame is used by + // SYNCHRO task. + { + WORD32 time_diff; + WORD8 frame_shift=0; + WORD8 tn_diff; + + + // In packet idle mode, L1 must detect if the synchronization change will happen + // from a timeslot N to a timeslot M < N because in this case, a frame is skipped + // and the MS is ready two frames after the synchronization change... a radio + // block can be missed... + // In packet transfer, the SYNCHRO task will always been executed on BURST 1, that let + // 2 frames before the new TBF starts + if (l1a_l1s_com.l1s_en_task[PDTCH] != TASK_ENABLED) + { + frame_shift -= 1; + + tn_diff = l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot - + l1a_l1s_com.dl_tn; + + if(tn_diff < 0) + frame_shift -= 1; + } +//TBF_changes + + #if FF_TBF + // PDTCH task is enabled + else + { + // Pseudo TBF for Two phase access, new TBF configuration has to + // be installed for Starting Time taking into account that a + // SYNCHRO task has to be scheduled before. + if ((l1pa_l1ps_com.transfer.aset->allocated_tbf == UL_TBF) && + (l1pa_l1ps_com.transfer.aset->pseudo_tbf_two_phase_acc)) + { + // Note: We are at block boundary. + if ((l1s.next_time.fn_mod13 == 0) || (l1s.next_time.fn_mod13 == 4)) + frame_shift -= 4; + else // i.e. (l1s.next_time.fn_mod13 == 8) + frame_shift -= 5; + } + + // Two phase access establishment on PACCH (therefore there is an + // ongoing uplink TBF). + if ((l1pa_l1ps_com.transfer.fset[i]->allocated_tbf == UL_TBF) && + (l1pa_l1ps_com.transfer.fset[i]->pseudo_tbf_two_phase_acc)) + { + // Make sure single/multi block allocation + // if a synchro task has to be inserted i.e. : + // -> we are currently in EGPRS mode + // -> and/or we change synchronization timeslot + if ( (l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot != l1a_l1s_com.dl_tn) + #if L1_EGPRS + || (l1pa_l1ps_com.transfer.aset->egprs_param.tbf_mode == TBF_MODE_EGPRS) + #endif + ) + { + // Note: We are at block boundary. + if ((l1s.next_time.fn_mod13 == 0) || (l1s.next_time.fn_mod13 == 4)) + frame_shift -= 4; + else // i.e. (l1s.next_time.fn_mod13 == 8) + frame_shift -= 5; + } + } + } + #endif + + + time_diff = ( (l1pa_l1ps_com.transfer.fset[i]->tbf_sti.absolute_fn) + + frame_shift - (l1s.next_time.fn % 42432) + 2*42432) % 42432; + + if((time_diff >= (32024)) && (time_diff <= (42431))) + // Starting time has been passed... + //--------------------------------- + { + // For SINGLE BLOCK case, an error must be reported to L3. + if(l1pa_l1ps_com.transfer.fset[i]->SignalCode == MPHP_SINGLE_BLOCK_REQ) + { + xSignalHeaderRec *msg; + + // Send confirmation msg to L3/MACA. + msg = os_alloc_sig(sizeof(T_MPHP_SINGLE_BLOCK_CON)); + DEBUGMSG(status,NU_ALLOC_ERR) + + ((T_MPHP_SINGLE_BLOCK_CON *)(msg->SigP))->purpose = + l1pa_l1ps_com.transfer.fset[i]->assignment_command; + ((T_MPHP_SINGLE_BLOCK_CON *)(msg->SigP))->assignment_id = + l1pa_l1ps_com.transfer.fset[i]->assignment_id; + + ((T_MPHP_SINGLE_BLOCK_CON *)(msg->SigP))->status = SINGLE_STI_PASSED; + + msg->SignalCode = L1P_SINGLE_BLOCK_CON; + + // send message... + os_send_sig(msg, L1C1_QUEUE); + DEBUGMSG(status,NU_SEND_QUEUE_ERR) + + // Do not reset "tbf_sti.present". + + // Ignore the SINGLE BLOCK requested. + l1pa_l1ps_com.transfer.fset[i]->SignalCode = NULL; + } + else + { + // Reset "tbf_sti.present" flag to take into account the new + // configuration. + l1pa_l1ps_com.transfer.fset[i]->tbf_sti.present = FALSE; + } + } + else + if(time_diff == 0) + // Starting time corresponds to current frame... + //---------------------------------------------- + { + // Reset "tbf_sti.present" flag to take into account the new + // configuration. + l1pa_l1ps_com.transfer.fset[i]->tbf_sti.present = FALSE; + } + else + // Starting time hasn't already been reached... + //--------------------------------------------- + { + // time_to_next_l1s_task updated with time to sti + Select_min_time(time_diff, l1a_l1s_com.time_to_next_l1s_task); + } + } + + // Do we switch to a new transfer configuration? + // We have to switch if, new set STI is passed. + if(!l1pa_l1ps_com.transfer.fset[i]->tbf_sti.present) + { + // Install new configuration immediately. + // Rem: the new channel will start at a block boundary because by construction + // PDTCH task is started every block boundary. + T_TRANSFER_SET *transfer_set; + + // STI has been passed, we must switch to the new config. + + #if (TRACE_TYPE!=0) + // Trace "starting time" on log file and screen. + trace_fct(CST_STI_PASSED, l1a_l1s_com.Scell_info.radio_freq); + #endif + + #if FF_TBF + // Forces a SYNCHRO task prior to new TBF configuration if + // -> Coming from 2 phases access TBF + // -> Coming from (Packet) Idle + if (((l1pa_l1ps_com.transfer.aset->allocated_tbf == UL_TBF) && + (l1pa_l1ps_com.transfer.aset->pseudo_tbf_two_phase_acc)) + || (l1a_l1s_com.l1s_en_task[PDTCH] == TASK_DISABLED) + ) + { + // Can not be merged with test above evaluated only when a + // starting time is present in the message. + tbf_update_synchro_forced = TRUE; + } + #endif + if (current_assignment_command == NO_TBF) + current_assignment_command = l1pa_l1ps_com.transfer.fset[i]->assignment_command; + else if ((current_assignment_command == UL_TBF) || + (current_assignment_command == DL_TBF)) + current_assignment_command = BOTH_TBF; + + // Check if anything to keep from previous configuration. + // Select the best timeslot for timebase synchro. + + if(l1pa_l1ps_com.transfer.aset->allocated_tbf != NO_TBF) + { + UWORD8 synchro_ts; + + // Check if required to take TA from previous packet assignment + // if TA not valid in new assignment command + if ( l1pa_l1ps_com.transfer.fset[i]->packet_ta.ta == 255) + { + // new TA value to be taken from previous packet TA + l1pa_l1ps_com.transfer.fset[i]->packet_ta.ta = l1pa_l1ps_com.transfer.aset->packet_ta.ta; + } + + switch(l1pa_l1ps_com.transfer.fset[i]->assignment_command) + { + case DL_TBF: + { + // If any, keep the UL allocation from previous set. + if((l1pa_l1ps_com.transfer.aset->allocated_tbf == UL_TBF) || + (l1pa_l1ps_com.transfer.aset->allocated_tbf == BOTH_TBF)) + { + T_UL_RESSOURCE_ALLOC *ul_ptr; + + // Swap the pointers on UL parameter structures + ul_ptr = l1pa_l1ps_com.transfer.fset[i]->ul_tbf_alloc; + l1pa_l1ps_com.transfer.fset[i]->ul_tbf_alloc = + l1pa_l1ps_com.transfer.aset->ul_tbf_alloc; + l1pa_l1ps_com.transfer.aset->ul_tbf_alloc = ul_ptr; + + l1pa_l1ps_com.transfer.fset[i]->allocated_tbf = BOTH_TBF; + l1pa_l1ps_com.transfer.fset[i]->ul_tbf_synchro_timeslot = + l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot; + + // Chose min synchro timeslot from UL and DL TBFs. + if(l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot < + l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot) + { + synchro_ts = l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot; + } + else + { + synchro_ts = l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot; + } + } + + // No UL TBF running, select the new DL TBF synchro timeslot. + else + { + synchro_ts = l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot; + } + } + break; + + case UL_TBF: + { + // If any, keep the DL allocation from previous set. + + if((l1pa_l1ps_com.transfer.aset->allocated_tbf == DL_TBF) || + (l1pa_l1ps_com.transfer.aset->allocated_tbf == BOTH_TBF)) + { + l1pa_l1ps_com.transfer.fset[i]->dl_tbf_alloc = + l1pa_l1ps_com.transfer.aset->dl_tbf_alloc; + l1pa_l1ps_com.transfer.fset[i]->allocated_tbf = BOTH_TBF; + l1pa_l1ps_com.transfer.fset[i]->dl_tbf_synchro_timeslot = + l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot; + + // Chose min synchro timeslot from UL and DL TBFs. + if(l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot < + l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot) + { + synchro_ts = l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot; + } + else + { + synchro_ts = l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot; + } + } + + // No DL TBF running, select the new UL TBF synchro timeslot. + else + { + synchro_ts = l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot; + } + + // Reset Repeat allocation starting time checking + l1pa_l1ps_com.transfer.repeat_alloc.repeat_allocation = FALSE; + // Reset Allocation Exhaustion detection flag + l1ps_macs_com.fix_alloc_exhaust_flag = FALSE; + } + break; + + case BOTH_TBF: + case NO_TBF: + default: + { + // Nothing to keep, everything (UL & DL) is replaced. + synchro_ts = l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot; + + // Reset Repeat allocation starting time checking + l1pa_l1ps_com.transfer.repeat_alloc.repeat_allocation = FALSE; + // Reset Allocation Exhaustion detection flag + l1ps_macs_com.fix_alloc_exhaust_flag = FALSE; + } + break; + + } // end of switch(...assignment_command) + + if(synchro_ts < min_synchro_ts) + min_synchro_ts = synchro_ts; + + } // end of if(...allocated_tbf != NO_TBF) + + else + { + min_synchro_ts = l1pa_l1ps_com.transfer.fset[i]->transfer_synchro_timeslot; + } + + // New set becomes active and old becomes free. + + // Save a pointer on currently used PTCCH parameters + current_ta_config = &l1pa_l1ps_com.transfer.aset->packet_ta; + + transfer_set = l1pa_l1ps_com.transfer.aset; + l1pa_l1ps_com.transfer.aset = l1pa_l1ps_com.transfer.fset[i]; + l1pa_l1ps_com.transfer.fset[i] = transfer_set; + l1pa_l1ps_com.transfer.fset[i]->allocated_tbf = NO_TBF; + + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot = min_synchro_ts; + + // Set local flag. + new_tbf_installed = TRUE; + + if(l1pa_l1ps_com.transfer.aset->SignalCode == MPHP_ASSIGNMENT_REQ) + // Assignement confirmation message is sent + { + xSignalHeaderRec *msg; + + // Send confirmation msg to L3/MACA. + msg = os_alloc_sig(sizeof(T_L1P_TRANSFER_DONE)); + DEBUGMSG(status,NU_ALLOC_ERR) + + msg->SignalCode = L1P_TRANSFER_DONE; + + ((T_L1P_TRANSFER_DONE *) (msg->SigP))->assignment_id = + l1pa_l1ps_com.transfer.aset->assignment_id; + + // Insert "t_difference" information in L1P_TRANSFER_DONE msg + // will be used in Ncell Dedic6 state machine to request a reset + // or not of the state machine + ((T_L1P_TRANSFER_DONE *) (msg->SigP))->tn_difference = + min_synchro_ts - l1a_l1s_com.dl_tn; + + + // detect the Transition IDLE -> Transfer + if (l1a_l1s_com.l1s_en_task[PDTCH] == TASK_ENABLED) + ((T_L1P_TRANSFER_DONE *) (msg->SigP))->Transfer_update = TRUE; + else + ((T_L1P_TRANSFER_DONE *) (msg->SigP))->Transfer_update = FALSE; + + + os_send_sig(msg, L1C1_QUEUE); + DEBUGMSG(status,NU_SEND_QUEUE_ERR) + } + + // New config has been acknowledeged, clear SignalCode... + l1pa_l1ps_com.transfer.fset[i]->SignalCode = NULL; + l1pa_l1ps_com.transfer.aset->SignalCode = NULL; + + } // end if(...tbf_sti.present) + } // end of if(...SignalCode == MPHP_ASSIGNMENT_REQ) + } + + if(new_tbf_installed == TRUE) + { + // Start the new configuration + //---------------------------- + + // Enable PACKET tasks. + { + // Set assignment_command to the last enabled TBF type. + // This permits MAC-S to correctly manage TBF boundary conditions. + l1pa_l1ps_com.transfer.aset->assignment_command = current_assignment_command; + + // Flag the new configuration to MACS. + l1ps_macs_com.new_set = TRUE; + + // Flag the new configuration in order to update the Read set parameters + // in the first Read phase of the new TBF + // This permits to start using the new aset parameters for the first Control of + // the first block of the new TBF and to keep the parameters needed for the + // last read phase of the last block of the previous TBF. + l1ps.read_param.new_set = TRUE; + +// TBF_changes + #if !FF_TBF + // We need to detect that we just leaving CS/P Idle mode to enter + // in Packet Transfer mode. Then we have to enable SYNCHRO task on dectection + // of a mode change (Idle or Packet idle -> Packet transfer). + // Note: This check can't be gathered with the one done a little bit later + // on tn_difference and SINGLE task from the fact that the allocated_tbf + // is checked and PDTCH enabled. + if(l1a_l1s_com.task_param[SYNCHRO] == SEMAPHORE_RESET) + { + if(l1a_l1s_com.l1s_en_task[PDTCH] == TASK_DISABLED) + { + l1a_l1s_com.l1s_en_task[SYNCHRO] = TASK_ENABLED; + l1a_l1s_com.dsp_scheduler_mode = GPRS_SCHEDULER; + } + } + #endif + + // Disable interference measurements + l1a_l1s_com.l1s_en_task[ITMEAS] = TASK_DISABLED; + + // Check for Continuous Timing advance procedure. + // Enable PTCCH task if required. + if((l1pa_l1ps_com.transfer.aset->packet_ta.ta_index != 255) && + (l1pa_l1ps_com.transfer.aset->packet_ta.ta_tn != 255)) + { + // No action when the configuration is the same as the current one. + if((l1pa_l1ps_com.transfer.aset->packet_ta.ta_index != current_ta_config->ta_index) || + (l1pa_l1ps_com.transfer.aset->packet_ta.ta_tn != current_ta_config->ta_tn) || + (l1a_l1s_com.l1s_en_task[PTCCH] == TASK_DISABLED)) + // The configuration is different than the current one or no PTCCH is currently running + // (for example in packet idle) + { + // Reset PTCCH execution variables. + l1pa_l1ps_com.transfer.ptcch.activity = 0; + l1pa_l1ps_com.transfer.ptcch.request_dl = FALSE; + + // Enable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_ENABLED; + } + } + else + // PTCCH is not configured. + { + // Disable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_DISABLED; + } + + // Transfer AGC initialization + l1pctl_transfer_agc_init(); + + switch(l1pa_l1ps_com.transfer.aset->allocated_tbf) + { + case SINGLE_BLOCK_UL: + { + // Set SINGLE execution variables. + l1pa_l1ps_com.transfer.single_block.activity = SINGLE_UL; // UL enabled + + // Enable SINGLE task. + l1a_l1s_com.l1s_en_task[SINGLE] = TASK_ENABLED; + } + break; + + case SINGLE_BLOCK_DL: + { + // Set SINGLE execution variables. + l1pa_l1ps_com.transfer.single_block.activity = SINGLE_DL; // DL enabled + + // Enable SINGLE task. + l1a_l1s_com.l1s_en_task[SINGLE] = TASK_ENABLED; + } + break; + + case TWO_PHASE_ACCESS: + { + // Set SINGLE execution variables. + l1pa_l1ps_com.transfer.single_block.activity |= SINGLE_DL; // DL enabled + l1pa_l1ps_com.transfer.single_block.activity |= SINGLE_UL; // UL enabled + + // Enable SINGLE task. + l1a_l1s_com.l1s_en_task[SINGLE] = TASK_ENABLED; + } + break; + + default: + { + /* + * FreeCalypso: removal of the following line is + * TCS211 reconstruction + */ + //if(l1a_l1s_com.l1s_en_task[PDTCH] == TASK_ENABLED) + //In case of transition idle to transfer the Packet transfer mode is set when synchro is executed + // Layer 1 internal mode is set to PACKET TRANSFER MODE. + l1a_l1s_com.mode = PACKET_TRANSFER_MODE; + + // Enable PDTCH task. + l1a_l1s_com.l1s_en_task[PDTCH] = TASK_ENABLED; + + // Need to disable SINGLE task for two phase access case + l1a_l1s_com.l1s_en_task[SINGLE] = TASK_DISABLED; + } + break; + } // End switch() + + // SYNCHRO task is not schedule if we are in the specific case: + // L1A is touching SYNCHRO parameters (tn_difference, dl_tn and dsp_scheduler_mode) + // and leave L1A to go in HISR (L1S) in middle of the update (cf. BUG1339) + // Note: tn_difference has to be accumulated in order to cope with the + // specific case: L1A has just updated tn_difference, dl_tn and dsp_scheduler_mode + // parameters and we enter in the HISR after the reset of the SYNCHRO Semaphore. + if(l1a_l1s_com.task_param[SYNCHRO] == SEMAPHORE_RESET) + { + // Save the "timeslot difference" between new and old configuration + // in "tn_difference". + // tn_difference -> loaded with the number of timeslot to shift. + // dl_tn -> loaded with the new timeslot. + l1a_l1s_com.tn_difference += min_synchro_ts - l1a_l1s_com.dl_tn; + l1a_l1s_com.dl_tn = min_synchro_ts; + + #if !FF_TBF + // Enable SYNCHRO task only if lowest allocated timeslot changed + // or if each time the SINGLE task is enabled + // In the specific case of the SINGLE task, the GPRS_SCHEDULER + // has to be selected. + if((l1a_l1s_com.tn_difference != 0) || + (l1a_l1s_com.l1s_en_task[SINGLE] == TASK_ENABLED)) + { + l1a_l1s_com.l1s_en_task[SYNCHRO] = TASK_ENABLED; + l1a_l1s_com.dsp_scheduler_mode = GPRS_SCHEDULER; + } + #else + // Enable SYNCHRO task if at least one of these conditions fulfilled: + // -> Change in the timeslot synhronization + // -> Change of the ongoing TBF mode (synchro_forced) + // -> Exit of two phase access (synchro_forced) + // -> Coming from (Packet) Idle (synchro forced) + // -> SINGLE task enabled + if((l1a_l1s_com.tn_difference != 0) || + (tbf_update_synchro_forced) || + (l1a_l1s_com.l1s_en_task[SINGLE] == TASK_ENABLED)) + { + l1a_l1s_com.l1s_en_task[SYNCHRO] = TASK_ENABLED; + + l1a_l1s_com.dsp_scheduler_mode = GPRS_SCHEDULER; + } + #endif + } + else + {}// L1A is touching dl_tn, tn_difference and dsp_scheduler_mode parameters... + } + } + + // LOOK FOR TIMING AVANCE UPDATE + //=============================== + + if(l1pa_l1ps_com.transfer.ptcch.ta_update_cmd == TRUE) + { + #define CURRENT_TA_CONFIG l1pa_l1ps_com.transfer.aset->packet_ta + #define NEW_TA_CONFIG l1pa_l1ps_com.transfer.ptcch.packet_ta + + // Only update if the assignment_id of the running TBF matches with the assignment_id + // given in the MPHP_TIMING_ADVANCE_REQ message + if (l1pa_l1ps_com.transfer.ptcch.assignment_id == l1pa_l1ps_com.transfer.aset->assignment_id) + { + xSignalHeaderRec *msg; + + // Immediate Update of PACKET TA structure. + //----------------------------------------- + + // Update TA value only if a new value is provided. + if(NEW_TA_CONFIG.ta != 255) + CURRENT_TA_CONFIG.ta = NEW_TA_CONFIG.ta; + + if((NEW_TA_CONFIG.ta_index != 255) && + (NEW_TA_CONFIG.ta_tn != 255)) + // There is a New PTCCH configuration. + { + // No action when the configuration is the same as the current one. + + if((NEW_TA_CONFIG.ta_index != CURRENT_TA_CONFIG.ta_index) || + (NEW_TA_CONFIG.ta_tn != CURRENT_TA_CONFIG.ta_tn)) + // The configuration is different than the current one. + { + // Download the new configuration. + CURRENT_TA_CONFIG.ta_index = NEW_TA_CONFIG.ta_index; + CURRENT_TA_CONFIG.ta_tn = NEW_TA_CONFIG.ta_tn; + + // Reset PTCCH execution variables. + l1pa_l1ps_com.transfer.ptcch.activity = 0; + l1pa_l1ps_com.transfer.ptcch.request_dl = FALSE; + + // Enable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_ENABLED; + } + } + else + // PTCCH is not configured. + { + // Diable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_DISABLED; + } + + // Send confirmation message to L3. + msg = os_alloc_sig(sizeof(T_MPHP_TIMING_ADVANCE_CON)); + DEBUGMSG(status,NU_ALLOC_ERR) + + msg->SignalCode = L1P_TA_CONFIG_DONE; + ((T_MPHP_TIMING_ADVANCE_CON *) msg->SigP)->assignment_id = + l1pa_l1ps_com.transfer.aset->assignment_id; + + os_send_sig(msg, L1C1_QUEUE); + DEBUGMSG(status,NU_SEND_QUEUE_ERR) + + } // End if "assignment_id of the running TBF matches" + + // Reset Control code. + l1pa_l1ps_com.transfer.ptcch.ta_update_cmd = FALSE; + + } // End if(...ta_update_cmd == TRUE) + + // LOOK FOR PSI PARAMETERS UPDATE + //=============================== + + if(l1pa_l1ps_com.transfer.psi_param.psi_param_update_cmd == TRUE) + { + // Update parameters + l1a_l1s_com.Scell_info.pb = l1pa_l1ps_com.transfer.psi_param.Scell_pb; + l1pa_l1ps_com.access_burst_type = l1pa_l1ps_com.transfer.psi_param.access_burst_type; + + // Reset Control code. + l1pa_l1ps_com.transfer.psi_param.psi_param_update_cmd = FALSE; + } + + /***********************************************************/ + /* TBF release, PDCH release, Repeat allocation, Fixed */ + /* allocation exhaustion */ + /***********************************************************/ + + // These events are only taken into account on block boundaries + // in order to keep the "aset" structure unchanged for all the control phases + // of the last block before modification + + if(block_boundary) + { + // LOOK FOR TBF TO BE RELEASED... + //=============================== + + if(l1pa_l1ps_com.transfer.tbf_release_param.tbf_release_cmd == TRUE) + { + xSignalHeaderRec *msg; + +//TBF_changes + #if !FF_TBF + switch(l1pa_l1ps_com.transfer.tbf_release_param.released_tbf) + #else + UWORD8 released_tbf; + + // Special case if we got a request to release a two phase access TBF: + // It is registered within ASET structure as an uplink TBF. If we are + // currently in pseudo TBF for two phase access, we process the request + // like an uplink release, otherwise we skip it and just send the + // L1P_TBF_RELEASED to L1A. + + released_tbf = l1pa_l1ps_com.transfer.tbf_release_param.released_tbf; + + if (released_tbf == TWO_PHASE_ACCESS) + { + if (l1pa_l1ps_com.transfer.aset->pseudo_tbf_two_phase_acc) + released_tbf = UL_TBF; + else + released_tbf = NO_TBF; + } + + switch(released_tbf) + #endif + { + case UL_TBF: + { + if(l1pa_l1ps_com.transfer.aset->allocated_tbf == UL_TBF) + { + // Disable PDTCH task. + l1a_l1s_com.l1s_en_task[PDTCH] = TASK_DISABLED; + // Disable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_DISABLED; + + // Free the active set. + l1pa_l1ps_com.transfer.aset->allocated_tbf = NO_TBF; + } + else + if(l1pa_l1ps_com.transfer.aset->allocated_tbf == BOTH_TBF) + { + // Still DL_TBF running. + // We must synchro to the 1st timeslot of DL_TBF. + + // REM: the new configuration is not flagged to MACS via "l1ps_macs_com.new_set" + // since MACS will detect the alloc change. + + // Active set becomes DL TBF. + l1pa_l1ps_com.transfer.aset->allocated_tbf = DL_TBF; + + // SYNCHRO task is not schedule if we are in the specific case: + // L1A is touching SYNCHRO parameters (tn_difference, dl_tn and dsp_scheduler_mode) + // and leave L1A to go in HISR (L1S) in middle of the update (cf. BUG1339) + // Note: tn_difference has to be accumulated in order to cope with the + // specific case: L1A has just updated tn_difference, dl_tn and dsp_scheduler_mode + // parameters and we enter in the HISR after the reset of the SYNCHRO Semaphore. + if(l1a_l1s_com.task_param[SYNCHRO] == SEMAPHORE_RESET) + { + l1a_l1s_com.tn_difference += l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot - l1a_l1s_com.dl_tn; + l1a_l1s_com.dl_tn = l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot; + + // Enable SYNCHRO task only when camp timeslot is changed. + if(l1a_l1s_com.tn_difference != 0) + { + l1a_l1s_com.l1s_en_task[SYNCHRO] = TASK_ENABLED; + } + } + + // Diable PTCCH if timeslot doesn't match with the remaining DL TBF allocation + if (!((0x80 >> l1pa_l1ps_com.transfer.aset->packet_ta.ta_tn) & + l1pa_l1ps_com.transfer.aset->dl_tbf_alloc.timeslot_alloc)) + { + // Disable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_DISABLED; + + #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) + l1_trace_ptcch_disable(); + #endif + } + + } + + // Reset Repeat allocation starting time checking + l1pa_l1ps_com.transfer.repeat_alloc.repeat_allocation = FALSE; + // Reset Allocation Exhaustion detection flag + l1ps_macs_com.fix_alloc_exhaust_flag = FALSE; + #if L1_EDA + // Disable FB/SB task detection mechanism for MS class 12 + l1ps_macs_com.fb_sb_task_detect = FALSE; + #endif + } + break; + + case DL_TBF: + { + if(l1pa_l1ps_com.transfer.aset->allocated_tbf == DL_TBF) + { + // Disable PDTCH task. + l1a_l1s_com.l1s_en_task[PDTCH] = TASK_DISABLED; + // Disable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_DISABLED; + + // Free the active set. + l1pa_l1ps_com.transfer.aset->allocated_tbf = NO_TBF; + } + else + if(l1pa_l1ps_com.transfer.aset->allocated_tbf == BOTH_TBF) + { + // Still UL_TBF running. + // We must synchro to the 1st timeslot of UL_TBF. + + // REM: the new configuration is not flagged to MACS via "l1ps_macs_com.new_set" + // since MACS will detect the alloc change. + + // Active set becomes UL TBF. + l1pa_l1ps_com.transfer.aset->allocated_tbf = UL_TBF; + + // SYNCHRO task is not schedule if we are in the specific case: + // L1A is touching SYNCHRO parameters (tn_difference, dl_tn and dsp_scheduler_mode) + // and leave L1A to go in HISR (L1S) in middle of the update (cf. BUG1339) + // Note: tn_difference has to be accumulated in order to cope with the + // specific case: L1A has just updated tn_difference, dl_tn and dsp_scheduler_mode + // parameters and we enter in the HISR after the reset of the SYNCHRO Semaphore. + if(l1a_l1s_com.task_param[SYNCHRO] == SEMAPHORE_RESET) + { + l1a_l1s_com.tn_difference += l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot - l1a_l1s_com.dl_tn; + l1a_l1s_com.dl_tn = l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot; + + // Enable SYNCHRO task only when camp timeslot is changed. + if(l1a_l1s_com.tn_difference != 0) + { + l1a_l1s_com.l1s_en_task[SYNCHRO] = TASK_ENABLED; + } + } + + // Diable PTCCH if timeslot doesn't match with the remaining UL TBF allocation + if (!((0x80 >> l1pa_l1ps_com.transfer.aset->packet_ta.ta_tn) & + l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->timeslot_alloc)) + { + // Disable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_DISABLED; + + #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) + l1_trace_ptcch_disable(); + #endif + } + + } + } + break; + + case BOTH_TBF: + { + // No more TBF... + // Disable PDTCH task. + l1a_l1s_com.l1s_en_task[PDTCH] = TASK_DISABLED; + // Disable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_DISABLED; + + // Free the active set. + l1pa_l1ps_com.transfer.aset->allocated_tbf = NO_TBF; + + // Reset Repeat allocation starting time checking + l1pa_l1ps_com.transfer.repeat_alloc.repeat_allocation = FALSE; + // Reset Allocation Exhaustion detection flag + l1ps_macs_com.fix_alloc_exhaust_flag = FALSE; + #if L1_EDA + // Disable FB/SB task detection mechanism for MS class 12 + l1ps_macs_com.fb_sb_task_detect = FALSE; + #endif + } + break; + + } + + // Send confirmation msg to L3/MACA. + msg = os_alloc_sig(sizeof(T_L1P_TBF_RELEASED)); + DEBUGMSG(status,NU_ALLOC_ERR) + + msg->SignalCode = L1P_TBF_RELEASED; + + // initialize the TBF type for the confirmation msg + ((T_L1P_TBF_RELEASED *) msg->SigP)->tbf_type = l1pa_l1ps_com.transfer.tbf_release_param.released_tbf; + + if (l1pa_l1ps_com.transfer.aset->allocated_tbf == NO_TBF) + { + /* + * FreeCalypso: removal of the following line is + * TCS211 reconstruction + */ + //l1ps.read_param.assignment_id = 0x01; /* default non initialised value for next tbf */ + + ((T_L1P_TBF_RELEASED *) msg->SigP)->released_all = TRUE; + + #if (DSP == 33) || (DSP == 34) || (DSP == 35) || (DSP == 36) || (DSP == 37) + // Correction of BUG1041: reset of multislot bit in d_bbctrl_gprs + // when leaving patcket transfer. + l1ps_dsp_com.pdsp_ndb_ptr->d_bbctrl_gprs = l1_config.params.bbctrl; + #endif + } + else + { + ((T_L1P_TBF_RELEASED *) msg->SigP)->released_all = FALSE; + } + + // Insert "tn_difference" information in L1P_TBF_RELEASED msg + // will be used in Ncell Dedic6 state machine to request a reset + // or not of the state machine. + ((T_L1P_TBF_RELEASED *) (msg->SigP))->tn_difference = l1a_l1s_com.tn_difference; + + os_send_sig(msg, L1C1_QUEUE); + DEBUGMSG(status,NU_SEND_QUEUE_ERR) + + // Flag the new configuration in order to update the Read set parameters + // with the "aset" structure modifications in the first PDTCH Read phase + // after configuration change + l1ps.read_param.new_set = TRUE; + + // Reset Control code. + l1pa_l1ps_com.transfer.tbf_release_param.tbf_release_cmd = FALSE; + } + + // LOOK FOR PDCH TO BE RELEASED... + //================================ + + if(l1pa_l1ps_com.transfer.pdch_release_param.pdch_release_cmd == TRUE) + { + xSignalHeaderRec *msg; + UWORD8 timeslot,timeslot_alloc; + + // PDCH Release only apply if the assignement_id of the running TBF matches + // with the assignment_id included in the MPHP_PDCH_RELEASE_REQ message + if (l1pa_l1ps_com.transfer.pdch_release_param.assignment_id == l1pa_l1ps_com.transfer.aset->assignment_id) + { + + // Update timeslot allocation bitmaps + l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->timeslot_alloc &= l1pa_l1ps_com.transfer.pdch_release_param.timeslot_available; + l1pa_l1ps_com.transfer.aset->dl_tbf_alloc.timeslot_alloc &= l1pa_l1ps_com.transfer.pdch_release_param.timeslot_available; + + // Process the downlink TBF first allocated timeslot + timeslot_alloc = l1pa_l1ps_com.transfer.aset->dl_tbf_alloc.timeslot_alloc; + timeslot = 0; + + while((timeslot<7) && !(timeslot_alloc & (0x80>>timeslot))) + { + timeslot++; + } + + l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot = timeslot; + + // Process the uplink TBF first allocated timeslot + timeslot_alloc = l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->timeslot_alloc; + timeslot = 0; + #if L1_EDA + // Dynamic allocation mode or Extended Dynamic allocation mode + if((l1pa_l1ps_com.transfer.aset->mac_mode == DYN_ALLOC) || (l1pa_l1ps_com.transfer.aset->mac_mode == EXT_DYN_ALLOC)) + #else + // Dynamic allocation mode + if(l1pa_l1ps_com.transfer.aset->mac_mode == DYN_ALLOC) + #endif + { + while((timeslot<7) && !(timeslot_alloc & (0x80>>timeslot))) + { + timeslot++; + } + } + else + // Fixed allocation mode + if(l1pa_l1ps_com.transfer.aset->mac_mode == FIX_ALLOC_NO_HALF) + { + // If the control timeslot hasn't been released + if (l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->timeslot_alloc & + (0x80 >> l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->fixed_alloc.ctrl_timeslot)) + { + // The first allocated timeslot is the control timeslot + timeslot = l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->fixed_alloc.ctrl_timeslot; + } + else + { + // The first allocated timeslot is found in the allocation bitmap + while((timeslot<7) && !(timeslot_alloc & (0x80>>timeslot))) + { + timeslot++; + } + } + } + + l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot = timeslot; + + // Fill "synchro_timeslot" which will be the frame synchro slot. + switch(l1pa_l1ps_com.transfer.aset->allocated_tbf) + { + case(DL_TBF): + { + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot = l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot; + } + break; + + case(UL_TBF): + { + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot = l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot; + } + break; + + case(BOTH_TBF): + { + if (l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot > l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot) + { + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot = l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot; + } + else + { + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot = l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot; + } + } + break; + } + + // SYNCHRO task is not schedule if we are in the specific case: + // L1A is touching SYNCHRO parameters (tn_difference, dl_tn and dsp_scheduler_mode) + // and leave L1A to go in HISR (L1S) in middle of the update (cf. BUG1339) + // Note: tn_difference has to be accumulated in order to cope with the + // specific case: L1A has just updated tn_difference, dl_tn and dsp_scheduler_mode + // parameters and we enter in the HISR after the reset of the SYNCHRO Semaphore. + if(l1a_l1s_com.task_param[SYNCHRO] == SEMAPHORE_RESET) + { + // New synchronization + l1a_l1s_com.tn_difference += l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot - l1a_l1s_com.dl_tn; + l1a_l1s_com.dl_tn = l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot; + + // REM: the new configuration is not flagged to MACS via "l1ps_macs_com.new_set" + // since MACS will detect the alloc change. + + // Enable SYNCHRO task only when camp timeslot is changed. + if(l1a_l1s_com.tn_difference != 0) + { + l1a_l1s_com.l1s_en_task[SYNCHRO] = TASK_ENABLED; + } + } + + // Disable PTCCH if timeslot doesn't match with the remaining PDCH allocation + if (!((0x80 >> l1pa_l1ps_com.transfer.aset->packet_ta.ta_tn) & + l1pa_l1ps_com.transfer.pdch_release_param.timeslot_available)) + { + // Disable PTCCH task. + l1a_l1s_com.l1s_en_task[PTCCH] = TASK_DISABLED; + + #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) + l1_trace_ptcch_disable(); + #endif + } + + // Send confirmation msg to L3/MACA. + msg = os_alloc_sig(sizeof(T_L1P_PDCH_RELEASE_CON)); + DEBUGMSG(status,NU_ALLOC_ERR) + + msg->SignalCode = L1P_PDCH_RELEASED; + + ((T_L1P_PDCH_RELEASE_CON *) msg->SigP)->assignment_id = l1pa_l1ps_com.transfer.pdch_release_param.assignment_id; + + // Insert "tn_difference" information in T_L1P_PDCH_RELEASE_CON msg + // will be used in Ncell Dedic6 state machine to request a reset + // or not of the state machine + ((T_L1P_PDCH_RELEASE_CON *) (msg->SigP))->tn_difference = l1a_l1s_com.tn_difference; + + os_send_sig(msg, L1C1_QUEUE); + DEBUGMSG(status,NU_SEND_QUEUE_ERR) + + // Flag the new configuration in order to update the Read set parameters + // with the "aset" structure modifications in the first PDTCH Read phase + // after configuration change + l1ps.read_param.new_set = TRUE; + + } // End if "assignment_id matches with the running TBF" + + // Reset Control code. + l1pa_l1ps_com.transfer.pdch_release_param.pdch_release_cmd = FALSE; + } + + // LOOK FOR REPEAT ALLOCATION ... + //================================ + + if(l1pa_l1ps_com.transfer.repeat_alloc.repeat_allocation) + { + UWORD8 timeslot,timeslot_alloc; + + // Starting time checking... + //-------------------------- + + if(l1pa_l1ps_com.transfer.repeat_alloc.tbf_sti.present) + // Starting time present. + // Rem: starting time detected 1 frame in advance, this frame is used by + // SYNCHRO task. + { + WORD32 time_diff; + + // If synchro change occurs, it's always from a timeslot N to N + 1 + time_diff = ( (l1pa_l1ps_com.transfer.repeat_alloc.tbf_sti.absolute_fn - 1) + - (l1s.next_time.fn % 42432) + 2*42432) % 42432; + + // Starting time has been passed... + if(((time_diff >= (32024)) && (time_diff <= (42431))) || (time_diff == 0)) + { + l1pa_l1ps_com.transfer.repeat_alloc.tbf_sti.present = FALSE; + } + } // End if "starting time present" + + // Starting time passed... + //------------------------ + + // If the repeat allocation starts on this frame... + if (!l1pa_l1ps_com.transfer.repeat_alloc.tbf_sti.present) + { + #if (TRACE_TYPE!=0) + // Trace "starting time" on log file and screen. + trace_fct(CST_STI_PASSED, l1a_l1s_com.Scell_info.radio_freq); + #endif + + // Update ts_override and starting time + l1pa_l1ps_com.transfer.aset->ts_override = l1pa_l1ps_com.transfer.repeat_alloc.ts_override; + l1pa_l1ps_com.transfer.aset->tbf_sti.absolute_fn = l1pa_l1ps_com.transfer.repeat_alloc.tbf_sti.absolute_fn; + + // Lowest allocated timeslot for the UL TBF + + // If the downlink control timeslot hasn't been released: it's the downlink control timeslot + // Else no change + if ( l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->timeslot_alloc + & (0x80 >> l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->fixed_alloc.ctrl_timeslot)) + { + // Synchronization on the downlink control timeslot + l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot = l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->fixed_alloc.ctrl_timeslot; + } + + // Synchronization + + // If a downlink TBF is enabled + if ( l1pa_l1ps_com.transfer.aset->allocated_tbf == BOTH_TBF) + { + // Synchronization on the downlink TBF lowest allocated timeslot ? + if (l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot > l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot) + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot = l1pa_l1ps_com.transfer.aset->dl_tbf_synchro_timeslot; + else + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot = l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot; + } + // Else: synchronization on the uplink TBF lowest allocated timeslot + else + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot = l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot; + + // SYNCHRO task is not schedule if we are in the specific case: + // L1A is touching SYNCHRO parameters (tn_difference, dl_tn and dsp_scheduler_mode) + // and leave L1A to go in HISR (L1S) in middle of the update (cf. BUG1339) + // Note: tn_difference has to be accumulated in order to cope with the + // specific case: L1A has just updated tn_difference, dl_tn and dsp_scheduler_mode + // parameters and we enter in the HISR after the reset of the SYNCHRO Semaphore. + if(l1a_l1s_com.task_param[SYNCHRO] == SEMAPHORE_RESET) + { + l1a_l1s_com.tn_difference += l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot - l1a_l1s_com.dl_tn; + l1a_l1s_com.dl_tn = l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot; + + // Enable SYNCHRO task only when camp timeslot is changed. + if(l1a_l1s_com.tn_difference != 0) + { + l1a_l1s_com.l1s_en_task[SYNCHRO] = TASK_ENABLED; + } + } + + // Set assignment_command to the last enabled TBF type. + // This permits MAC-S to correctly manage TBF boundary conditions. + if ((current_assignment_command == NO_TBF) || (current_assignment_command == UL_TBF)) + l1pa_l1ps_com.transfer.aset->assignment_command = UL_TBF; + else + l1pa_l1ps_com.transfer.aset->assignment_command = BOTH_TBF; + + // Flag the new configuration to MACS. + l1ps_macs_com.new_set = TRUE; + + // Flag the new configuration in order to update the Read set parameters + // with the "aset" structure modifications in the first PDTCH Read phase + // after configuration change + l1ps.read_param.new_set = TRUE; + + // Reset Repeat allocation starting time checking + l1pa_l1ps_com.transfer.repeat_alloc.repeat_allocation = FALSE; + // Reset Allocation Exhaustion detection flag + l1ps_macs_com.fix_alloc_exhaust_flag = FALSE; + + // Send confirmation + { + xSignalHeaderRec *msg; + + // Send confirmation msg to L3/MACA. + msg = os_alloc_sig(sizeof(T_L1P_REPEAT_ALLOC_DONE)); + DEBUGMSG(status,NU_ALLOC_ERR) + + msg->SignalCode = L1P_REPEAT_ALLOC_DONE; + + // Insert "tn_difference" information in T_L1P_REPEAT_ALLOC_DONE msg + // will be used in Ncell Dedic6 state machine to request a reset + // or not of the state machine + ((T_L1P_REPEAT_ALLOC_DONE *) (msg->SigP))->tn_difference = l1a_l1s_com.tn_difference; + + os_send_sig(msg, L1C1_QUEUE); + DEBUGMSG(status,NU_SEND_QUEUE_ERR) + } + + } // End if "Repeat allocation starts this frame..." + } // End of "Repeat allocation starting time checking" + + // LOOK FOR FIXED MODE ALLOCATION BITMAP EXHAUSTION ... + //================================================== + + if(l1ps_macs_com.fix_alloc_exhaust_flag) + { + #if (TRACE_TYPE!=0) + // Trace "starting time" on log file and screen. + trace_fct(CST_ALLOC_EXHAUSTION, l1a_l1s_com.Scell_info.radio_freq); + #endif + + // Update uplink TBF synchronization timeslot + { + UWORD8 timeslot = 0; + UWORD8 bitmap = 0x80; + + while (!(l1pa_l1ps_com.transfer.aset->ul_tbf_alloc->timeslot_alloc & bitmap)) + { + timeslot ++; + bitmap >>= 1; + } + + // Synchronization on the lowest allocated timeslot for uplink tranfer + l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot = timeslot; + } + + // New synchronization only done on a timeslot inferior to current synchronization + // - if a DL TBF is present: the DL TBF synchronization is taken into account + // - an UL TBF is present: synchronization can only be done on a timeslot number inferior or + // equal to the current synchronization + if (l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot < + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot) + { + l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot = l1pa_l1ps_com.transfer.aset->ul_tbf_synchro_timeslot; + } + + // SYNCHRO task is not schedule if we are in the specific case: + // L1A is touching SYNCHRO parameters (tn_difference, dl_tn and dsp_scheduler_mode) + // and leave L1A to go in HISR (L1S) in middle of the update (cf. BUG1339) + // Note: tn_difference has to be accumulated in order to cope with the + // specific case: L1A has just updated tn_difference, dl_tn and dsp_scheduler_mode + // parameters and we enter in the HISR after the reset of the SYNCHRO Semaphore. + if(l1a_l1s_com.task_param[SYNCHRO] == SEMAPHORE_RESET) + { + l1a_l1s_com.tn_difference += l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot - l1a_l1s_com.dl_tn; + l1a_l1s_com.dl_tn = l1pa_l1ps_com.transfer.aset->transfer_synchro_timeslot; + + // Enable SYNCHRO task only when camp timeslot is changed. + if(l1a_l1s_com.tn_difference != 0) + { + l1a_l1s_com.l1s_en_task[SYNCHRO] = TASK_ENABLED; + } + } + + // Send signal to L1A + { + xSignalHeaderRec *msg; + + // Send confirmation msg to L3/MACA. + msg = os_alloc_sig(sizeof(T_L1P_ALLOC_EXHAUST_DONE)); + DEBUGMSG(status,NU_ALLOC_ERR) + + msg->SignalCode = L1P_ALLOC_EXHAUST_DONE; + + // Insert "tn_difference" information in T_L1P_ALLOC_EXHAUST_DONE msg + // will be used in Ncell Dedic6 state machine to request a reset + // or not of the state machine + ((T_L1P_ALLOC_EXHAUST_DONE *) (msg->SigP))->tn_difference = l1a_l1s_com.tn_difference; + + os_send_sig(msg, L1C1_QUEUE); + DEBUGMSG(status,NU_SEND_QUEUE_ERR) + } + + // Flag the new configuration in order to update the Read set parameters + // with the "aset" structure modifications in the first PDTCH Read phase + // after configuration change + l1ps.read_param.new_set = TRUE; + + // Reset flag + l1ps_macs_com.fix_alloc_exhaust_flag = FALSE; + + } // End if "fixed mode allocation bitmap has exhausted" + } // End of "block_boundary" + } // end of if(!l1pa_l1ps_com.transfer.semaphore) +} +//#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 + +/*-------------------------------------------------------*/ +/* l1ps_meas_manager() */ +/*-------------------------------------------------------*/ +/* */ +/* Description: */ +/* ------------ */ +/* This function is the tasks manager for Packet Cell */ +/* Reselection. */ +/* The followings tasks are handled: */ +/* */ +/* FSMS_MEAS: */ +/* */ +/* P_CRMS_MEAS: Packet Cell Reselection measurement */ +/* in Idle mode. The task includes: */ +/* o BA(GPRS) measurement */ +/* o Network controlled meas. */ +/* o Extended measurement */ +/* Occurrences are performed in order to satisfy the */ +/* following ETSI constraints: */ +/* 1. At least one measure of each BA BCCH carrier shall */ +/* be taken for each paging block, */ +/* 2. A minimum of one measure for each BA BCCH carrier */ +/* for every 4 second must be performed, */ +/* 3. MS is not required to take more than one sample */ +/* per second for each BCCH carrier, */ +/* 4. At least 5 measures per BA BCCH carrier are */ +/* required for a valid received level average value */ +/* (RLA_P), */ +/* 5. RLA_P shall be based on samples collected over a */ +/* period of 5s to Max{5s, five consecutive PPCH */ +/* blocks dedicated to the MS}, */ +/* 6. Samples allocated to each carrier shall as far */ +/* as possible be uniformly distributed over the */ +/* evaluation period. */ +/* */ +/* A TI condition is include: */ +/* 7. In order to save power consumption, it will be */ +/* necessary to use as far as possible the PPCH */ +/* blocks to perform a maximum of measurements during */ +/* these frames. */ +/* */ +/* From the previous constraints, it appears that */ +/* Paging block period needs to be considered to fit */ +/* ETSI consideration. */ +/* Tow case are considered: */ +/* o PPCH period >= 1s */ +/* o PPCH period < 1s */ +/* */ +/* Once all carriers of the frequency list have been */ +/* measured, a reporting message L1P_CR_MEAS_DONE is */ +/* built and sent to L1A. */ +/*-------------------------------------------------------*/ +void l1ps_meas_manager() +{ + enum states + { + NULL_MEAS = 0, + PCHTOTAL = 1, + TOTAL = 2, + MEAS = 3, + MEASTOTAL = 4 + }; + + UWORD8 IL_for_rxlev; + BOOL init_meas = FALSE; +#if (RF_FAM == 61) + UWORD16 dco_algo_ctl_pw = 0; + UWORD16 dco_algo_ctl_pw_temp = 0; + UWORD8 if_ctl = 0; + UWORD8 if_threshold = C_IF_ZERO_LOW_THRESHOLD_GSM; +#endif + #define cr_list_size l1pa_l1ps_com.cres_freq_list.alist->nb_carrier + + static WORD8 remain_carrier; + static UWORD8 nbr_meas; + static BOOL schedule_trigger; + static xSignalHeaderRec *cr_msg = NULL; + static WORD16 time_to_wake_up; + static WORD16 time_to_4s; + static WORD16 time_to_1s; + static UWORD32 fn_update; + static UWORD16 session_done; // Did a session of measures performed in the 4s period + static UWORD16 session_done_1s; // Did a session of measures performed in the 1s period + static UWORD8 state; + static UWORD32 reporting_period; // Parameter used in "reporting_period" computation + +#if (FF_L1_FAST_DECODING == 1) + if (l1a_apihisr_com.fast_decoding.deferred_control_req == TRUE) + { + /* Do not execute l1s_meas_manager if a fast decoding IT is scheduled */ + return; + } +#endif /*#if (FF_L1_FAST_DECODING == 1)*/ + + #if FF_L1_IT_DSP_USF + if (l1ps_macs_com.usf_status != USF_IT_DSP) + { + #endif + + + //==================================================== + // RESET MEASUREMENT MACHINES WHEN ABORT EXECUTED. + //==================================================== + if(l1s.dsp_ctrl_reg & CTRL_ABORT) + // ABORT task has been controlled, which reset the MCU/DSP communication. + // We must rewind any measurement activity. + { + // Aborted measurements have to be rescheduled + nbr_meas += l1pa_l1ps_com.cr_freq_list.ms_ctrl_d + l1pa_l1ps_com.cr_freq_list.ms_ctrl_dd; + + // Rewind "next_to_ctrl" counter to come back to the next carrier to + // measure. + l1pa_l1ps_com.cr_freq_list.next_to_ctrl = l1pa_l1ps_com.cr_freq_list.next_to_read; + + // Reset flags. + l1pa_l1ps_com.cr_freq_list.ms_ctrl = 0; + l1pa_l1ps_com.cr_freq_list.ms_ctrl_d = 0; + l1pa_l1ps_com.cr_freq_list.ms_ctrl_dd = 0; + } + +#if (GSM_IDLE_RAM != 1) + // Test if task is disabled and cr_msg != NULL, then de-allocate memory + if (!(l1pa_l1ps_com.l1ps_en_meas & P_CRMS_MEAS) && !(l1pa_l1ps_com.meas_param & P_CRMS_MEAS)) + { + if(cr_msg != NULL) + { + // Cell reselection measurement process has been stopped by L3 + // Deallocate memory for the received message if msg not forwarded to L3. + // ---------------------------------------------------------------------- + os_free_sig(cr_msg); + DEBUGMSG(status,NU_DEALLOC_ERR) + + cr_msg = NULL; + } + } +#endif + + if((l1pa_l1ps_com.l1ps_en_meas & P_CRMS_MEAS) && (l1pa_l1ps_com.meas_param & P_CRMS_MEAS)) + // Some changes occured on the Frequency list or the PAGING PARAMETERS have + // changed. + { + // Reset Packet Cell Reselection semaphore. + l1pa_l1ps_com.meas_param &= P_CRMS_MEAS_MASK; + + // Paging process has been interrupted by a L3 message + // Deallocate memory for the received message if msg not forwarded to L3. + // ---------------------------------------------------------------------- + + //Update Frequency list pointer + l1pa_l1ps_com.cres_freq_list.alist = l1pa_l1ps_com.cres_freq_list.flist; + + // Rewind frequency list counters to come back to the first carrier of this + // aborted session. + l1pa_l1ps_com.cr_freq_list.next_to_read = 0; + l1pa_l1ps_com.cr_freq_list.next_to_ctrl = 0; + + // Reset flags. + l1pa_l1ps_com.cr_freq_list.ms_ctrl = 0; + l1pa_l1ps_com.cr_freq_list.ms_ctrl_d = 0; + l1pa_l1ps_com.cr_freq_list.ms_ctrl_dd = 0; + + // Initialize timer + time_to_wake_up = 0; + time_to_4s = 866; + time_to_1s = 216; + fn_update = l1s.actual_time.fn; + + // Initialize Reporting Period + reporting_period = l1s.actual_time.fn; + + // Initialize Cell reselection state machine and parameters + state = NULL_MEAS; + session_done = 0; + session_done_1s = 0; + schedule_trigger = TRUE; + nbr_meas = 0; + init_meas = TRUE; + } + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_IT_DSP) + #endif + + // Packet Idle Cell Relselection Power Measurements fonction if P_CRMS_MEAS task still enabled. + // In case L1S has switched in GPRS packet transfer mode and L1S_TRANSFER_DONE message hasn't been processed yet + // by L1A, no control or read task shall be done. + + if ((l1pa_l1ps_com.l1ps_en_meas & P_CRMS_MEAS) && !(l1pa_l1ps_com.meas_param & P_CRMS_MEAS) + && (l1a_l1s_com.l1s_en_task[PDTCH] != TASK_ENABLED)) + { + #if FF_L1_IT_DSP_USF + if (l1ps_macs_com.usf_status != USF_IT_DSP) + { + #endif + // Update P_CRMS_MEAS timers + { + UWORD16 fn_diff; + #define current_fn l1s.actual_time.fn + + // Compute Frame Number increment since last L1S activity + if(current_fn >= fn_update) + fn_diff = current_fn - fn_update; + else + fn_diff = (current_fn + MAX_FN) - fn_update; + + // Update timer + time_to_4s -= fn_diff; + + if(time_to_4s <= 0) + { + time_to_4s += 866; + session_done = 0; + } + + time_to_1s -= fn_diff; + + if(time_to_1s <= 0) + { + time_to_1s += 216; + session_done_1s = 0; + } + + // Note: time to next meas position is negative during the meas. + // session period + time_to_wake_up -= fn_diff; + + fn_update = current_fn; + } + + if(time_to_wake_up == 0) + { + // Schedule CR meas position for "PNP period >= 1s" case + if(l1pa_l1ps_com.pccch.pnp_period >= 216) + { + switch (state) + { + case PCHTOTAL: + case TOTAL: + { + nbr_meas = cr_list_size; + + // Measures is going to start, set "session_done" flag. + // "session_done" flag must be set at the begining of a meas. session + // in order to be able to detect crossing of the 4s boundary + session_done = 1; + } + break; + + case NULL_MEAS: + { + nbr_meas = 0; + } + break; + } + } + // Schedule CR meas position for "PNP period < 1s" case + else + { + switch (state) + { + case NULL_MEAS: + { + nbr_meas = 0; + } + break; + + case MEAS: + { + UWORD8 max_nbmeas; + WORD16 tpu_win_rest; + UWORD16 power_meas_split; + + // Compute how many BP_SPLIT remains for cr list meas + // Rem: we take into account the SYNTH load for 1st RX in next frame. + // WARNING: only one RX activity is considered in next paging block !!! + tpu_win_rest = FRAME_SPLIT - (RX_LOAD + l1_config.params.rx_synth_load_split); + + power_meas_split = (l1_config.params.rx_synth_load_split + PWR_LOAD); + max_nbmeas = 0; + + while(tpu_win_rest >= power_meas_split) + { + max_nbmeas ++; + tpu_win_rest -= power_meas_split; + } + + if (max_nbmeas > NB_MEAS_MAX_GPRS) max_nbmeas = NB_MEAS_MAX_GPRS; + + // There is no more PPCH block before end of 1s period. + // End remaining carriers. + nbr_meas = Min(remain_carrier, 4*max_nbmeas); + + // Measures is going to start, set "session_done" flag. + // "session_done_1s" flag must be set at the begining of a meas. session + // in order to be able to detect crossing of the 1s boundary + session_done_1s = 1; + + } + break; + + case MEASTOTAL: + { + nbr_meas = remain_carrier; + + // Measures is going to start, set "session_done" flag. + // "session_done_1s" flag must be set at the begining of a meas. session + // in order to be able to detect crossing of the 1s boundary + session_done_1s = 1; + + } + break; + } + } // End of else ("PNP period < 1s" case) + } + + /* --------------------------------------------------------------------*/ + /* CTRL and READ phase carrying out. "nbr_meas" measures are performed */ + /* --------------------------------------------------------------------*/ + + // ******************** + // READ task if needed + // ******************** + if(l1pa_l1ps_com.cr_freq_list.ms_ctrl_dd) + // Background measurements.... + // A measure CTRL was performed 2 tdma earlier, read result now. + { + UWORD16 radio_freq_read; + UWORD8 pm_read[NB_MEAS_MAX_GPRS]; + UWORD8 i; + + #define next_to_read l1pa_l1ps_com.cr_freq_list.next_to_read + + // When a READ is performed we set dsp_r_page_used flag to + // switch the read page. + l1s_dsp_com.dsp_r_page_used = TRUE; + + l1_check_com_mismatch(CR_MEAS_ID); + + // Read power measurement result from DSP/MCU GPRS interface + l1pddsp_meas_read(l1pa_l1ps_com.cr_freq_list.ms_ctrl_dd, pm_read); + + for(i=0; i<l1pa_l1ps_com.cr_freq_list.ms_ctrl_dd; i++) + { + radio_freq_read = l1pa_l1ps_com.cres_freq_list.alist->freq_list[next_to_read]; + + // Traces and debug. + // ****************** + + #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) + trace_fct(CST_READ_CR_MEAS, radio_freq_read); + #endif + + l1_check_pm_error(pm_read[i], CR_MEAS_ID); + + // Get Input level corresponding to the used IL and pm result. + IL_for_rxlev = l1pctl_pgc(((UWORD8)(pm_read[i])), + l1pa_l1ps_com.cr_freq_list.used_il_lna_dd[i].il, + l1pa_l1ps_com.cr_freq_list.used_il_lna_dd[i].lna, + radio_freq_read); + + #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) + RTTL1_FILL_MON_MEAS(pm_read[i], IL_for_rxlev, CR_MEAS_ID, radio_freq_read) + #endif + + // Check that cr_msg hasn't been erased. + if (cr_msg == NULL) + { + cr_msg = os_alloc_sig(sizeof(T_L1P_CR_MEAS_DONE)); + DEBUGMSG(status,NU_ALLOC_ERR) + cr_msg->SignalCode = L1P_CR_MEAS_DONE; + } + + #if (GSM_IDLE_RAM != 1) + // Fill reporting message. + ((T_L1P_CR_MEAS_DONE*)(cr_msg->SigP))-> + ncell_meas[next_to_read].rxlev = l1s_encode_rxlev(IL_for_rxlev); + #else + // Fill reporting message. + l1ps.ncell_meas_rxlev[next_to_read] = (WORD8) l1s_encode_rxlev(IL_for_rxlev); + #endif + // Increment "next_to_read" field for next measurement... + if(++next_to_read >= cr_list_size) + next_to_read = 0; + }//end for + + // ********** + // Reporting + // ********** + if(next_to_read == 0) + { + #if (GSM_IDLE_RAM == 1) + // Check if memory for L1P_CR_MEAS_DONE msg is allocated + if (cr_msg == NULL) + { + if (!READ_TRAFFIC_CONT_STATE) + CSMI_TrafficControllerOn(); + cr_msg = os_alloc_sig(sizeof(T_L1P_CR_MEAS_DONE)); + DEBUGMSG(status,NU_ALLOC_ERR) + cr_msg->SignalCode = L1P_CR_MEAS_DONE; + } + + for(i=0; i<cr_list_size; i++) + { + ((T_L1P_CR_MEAS_DONE*)(cr_msg->SigP))->ncell_meas[i].rxlev = l1ps.ncell_meas_rxlev[i]; + // Fill reporting message. + } + #endif + + // Fill BA identifier field. + ((T_L1P_CR_MEAS_DONE*)(cr_msg->SigP))->list_id = l1pa_l1ps_com.cres_freq_list.alist->list_id; + + ((T_L1P_CR_MEAS_DONE*)(cr_msg->SigP))->nmeas = cr_list_size; + + // Compute and Fill reporting period value + if(l1s.actual_time.fn > reporting_period) + reporting_period = l1s.actual_time.fn - reporting_period; + else + reporting_period = l1s.actual_time.fn - reporting_period + MAX_FN; + + ((T_L1P_CR_MEAS_DONE*)(cr_msg->SigP))->reporting_period = (UWORD16)reporting_period; + + reporting_period = l1s.actual_time.fn; + + // send L1P_CR_MEAS_DONE message... + os_send_sig(cr_msg, L1C1_QUEUE); + DEBUGMSG(status,NU_SEND_QUEUE_ERR) + + // Reset pointer for debugg. + cr_msg = NULL; + } + + // Trigger measurement scheduler when meas. session is completed. + // Note: A meas. session includes all carriers of the list "PNP period >= 1s case" + // or only a sub-set of the CR freq list "PNP period < 1s case" + if(!(l1pa_l1ps_com.cr_freq_list.ms_ctrl) && !(l1pa_l1ps_com.cr_freq_list.ms_ctrl_d)) + schedule_trigger = TRUE; + }// end of READ + + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_IT_DSP) + #endif + + // ********** + // CTRL task + // ********** + + #if FF_L1_IT_DSP_USF + if (l1ps_macs_com.usf_status != USF_AWAITED) + { + #endif + + if (nbr_meas > 0) + { + if(l1s.forbid_meas < 2) + { + UWORD8 max_nbmeas; + UWORD8 nb_meas_to_perform; + UWORD16 radio_freq_ctrl; + UWORD8 i; + UWORD8 pw_position = 0; // indicates first time slot in frame available for PM + WORD16 tpu_win_rest; + UWORD16 power_meas_split; + + #define next_to_ctrl l1pa_l1ps_com.cr_freq_list.next_to_ctrl + + // Compute how many BP_SPLIT remains for cr list meas + // Rem: we take into account the SYNTH load for 1st RX in next frame. + tpu_win_rest = FRAME_SPLIT - l1s.tpu_win; + power_meas_split = (l1_config.params.rx_synth_load_split + PWR_LOAD); + max_nbmeas = 0; + + while(tpu_win_rest >= power_meas_split) + { + max_nbmeas ++; + tpu_win_rest -= power_meas_split; + } + + // Compute number of PM allowed in the Frame + // Test if we are on a Paging frame + if(l1pa_l1ps_com.cr_freq_list.pnp_ctrl > 0) pw_position = 1; + + // Test if PRACH controlled in the same frame + if(l1s.tpu_win >= ((3 * BP_SPLIT) + l1_config.params.tx_ra_load_split + + l1_config.params.rx_synth_load_split)) + { + pw_position = 4; + } + + // Compute Number of measures to perform + nb_meas_to_perform = cr_list_size - next_to_ctrl; + + if(nb_meas_to_perform > max_nbmeas) + nb_meas_to_perform = max_nbmeas; + + if(nb_meas_to_perform > NB_MEAS_MAX_GPRS) + nb_meas_to_perform = NB_MEAS_MAX_GPRS; + + if (nb_meas_to_perform > nbr_meas) + nb_meas_to_perform = nbr_meas; + + for(i=0; i<nb_meas_to_perform; i++) + { + UWORD8 lna_off; + WORD8 agc; + UWORD8 input_level; +#if (L1_FF_MULTIBAND == 1) + UWORD16 operative_radio_freq; +#endif + + radio_freq_ctrl = l1pa_l1ps_com.cres_freq_list.alist->freq_list[next_to_ctrl]; + +#if (L1_FF_MULTIBAND == 0) + + // Get AGC according to the last known IL. + input_level = l1a_l1s_com.last_input_level[radio_freq_ctrl - l1_config.std.radio_freq_index_offset].input_level; + agc = Cust_get_agc_from_IL(radio_freq_ctrl,input_level >> 1, PWR_ID); + lna_off = l1a_l1s_com.last_input_level[radio_freq_ctrl - l1_config.std.radio_freq_index_offset].lna_off; + + + // Memorize the IL and LNA used for AGC setting. + //l1pa_l1ps_com.cr_freq_list.used_il_lna[i] = l1a_l1s_com.last_input_level[radio_freq_ctrl - l1_config.std.radio_freq_index_offset]; + l1pa_l1ps_com.cr_freq_list.used_il_lna[i].il = l1a_l1s_com.last_input_level[radio_freq_ctrl - l1_config.std.radio_freq_index_offset].input_level; + l1pa_l1ps_com.cr_freq_list.used_il_lna[i].lna = l1a_l1s_com.last_input_level[radio_freq_ctrl - 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(radio_freq_ctrl); + + 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_ctrl,input_level >> 1, PWR_ID); + + // Memorize the IL and LNA used for AGC setting. + //l1pa_l1ps_com.cr_freq_list.used_il_lna[i] = l1a_l1s_com.last_input_level[radio_freq_ctrl - l1_config.std.radio_freq_index_offset]; + l1pa_l1ps_com.cr_freq_list.used_il_lna[i].il = + l1a_l1s_com.last_input_level[operative_radio_freq].input_level; + l1pa_l1ps_com.cr_freq_list.used_il_lna[i].lna = + l1a_l1s_com.last_input_level[operative_radio_freq].lna_off; + +#endif // #if (L1_FF_MULTIBAND == 0) else + + + #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) + trace_fct(CST_CTRL_CR_MEAS, -1); + #endif + +#if(RF_FAM == 61) // Locosto DCO +#if (PWMEAS_IF_MODE_FORCE == 0) + cust_get_if_dco_ctl_algo(&dco_algo_ctl_pw_temp, &if_ctl, (UWORD8) L1_IL_VALID , + input_level, + radio_freq_ctrl, if_threshold); + #else + if_ctl = IF_120KHZ_DSP; + dco_algo_ctl_pw_temp = DCO_IF_0KHZ; + #endif + + dco_algo_ctl_pw |= ( (dco_algo_ctl_pw_temp & 0x03)<< (i*2)); +#endif + + + // tpu pgm: 1 measurement only. + l1dtpu_meas(radio_freq_ctrl, + agc, + lna_off, + l1s.tpu_win, + l1s.tpu_offset,INACTIVE + #if(RF_FAM == 61) + ,L1_AFC_SCRIPT_MODE + ,if_ctl + #endif + ); + + // increment carrier counter for next measurement... + if(++next_to_ctrl >= cr_list_size) + next_to_ctrl = 0; + + #if L2_L3_SIMUL + #if (DEBUG_TRACE == BUFFER_TRACE_OFFSET_NEIGH) + buffer_trace(4, l1s.actual_time.fn, radio_freq_ctrl, + l1s.tpu_win, 0); + #endif + #endif + + // Increment tpu window identifier. + l1s.tpu_win += (l1_config.params.rx_synth_load_split + PWR_LOAD); + + } // End for(...nb_meas_to_perform) + + #if(RF_FAM == 61) + l1ddsp_load_dco_ctl_algo_pw(dco_algo_ctl_pw); + #endif + + + // Program DSP, in order to performed nb_meas_to_perform measures + // Second argument specifies if a Rx burst will be received in this frame + l1pddsp_meas_ctrl(nb_meas_to_perform, pw_position); + + // Update d_debug timer + l1s_dsp_com.dsp_db_w_ptr->d_debug = (l1s.debug_time + 2) ; + + + // Flag measurement control. + // ************************** + + // Set flag "ms_ctrl" to nb_meas_to_perform. + // It will be used as 2 tdma delayed to trigger Read phase. + l1pa_l1ps_com.cr_freq_list.ms_ctrl = nb_meas_to_perform; + + // 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; + + // Update nbr_meas + nbr_meas -= nb_meas_to_perform; + + // Update remainig measurements to performed according meas done + //remain_carrier -= nb_meas_to_perform; + + } // End of test on is PBCCHS, FB/SB or BCCHN task active + } //end ctrl + + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_AWAITED) + + if (l1ps_macs_com.usf_status != USF_IT_DSP) + { + #endif + + // If it's time, update time to next measures position and state + // Two cases are considered: "pnp_period >= 1s" and "pnp_period < 1s" + + if(schedule_trigger) + { + BOOL condition = FALSE; + + schedule_trigger = FALSE; + + // Compute time to next session of measures for "PNP period >= 1s" case + if(l1pa_l1ps_com.pccch.pnp_period >= 216) + { + while(!condition) + { + switch(state) + { + case NULL_MEAS: + { + #if (GSM_IDLE_RAM != 1) + // Check if memory for L1P_CR_MEAS_DONE msg is allocated + if (cr_msg == NULL) + { + cr_msg = os_alloc_sig(sizeof(T_L1P_CR_MEAS_DONE)); + DEBUGMSG(status,NU_ALLOC_ERR) + cr_msg->SignalCode = L1P_CR_MEAS_DONE; + } + #endif + + if((l1pa_l1ps_com.pccch.time_to_pnp > ((866 * session_done) + time_to_4s)) && + (l1pa_l1ps_com.pccch.pnp_period >= 866)) + { + state = TOTAL; + time_to_wake_up = (433 + time_to_4s * session_done); + condition = TRUE; + } + else + { + state = PCHTOTAL; + time_to_wake_up = l1pa_l1ps_com.pccch.time_to_pnp; + condition = TRUE; + } + } + break; + + case TOTAL: + case PCHTOTAL: + state = NULL_MEAS; + break; + } + } + } // End of "PNP period >= 1s" case + else + // Compute time to next session of measures for "PNP period < 1s" case + { + while(!condition) + { + switch(state) + { + case NULL_MEAS: + { + // Let's assume a small frequency list size + // and a PNP period such that PM are performed + // on first PPCH block and then stopped. PM activity + // must be re-scheduled at the end of PPCH block. + if((l1pa_l1ps_com.pccch.time_to_pnp < time_to_1s) && !(init_meas)) + { + time_to_wake_up = l1pa_l1ps_com.pccch.time_to_pnp; + schedule_trigger = TRUE; + condition = TRUE; + } + else + { + #if (GSM_IDLE_RAM == 0) + // Check if memory for L1P_CR_MEAS_DONE msg is allocated + if (cr_msg == NULL) + { + cr_msg = os_alloc_sig(sizeof(T_L1P_CR_MEAS_DONE)); + DEBUGMSG(status,NU_ALLOC_ERR) + cr_msg->SignalCode = L1P_CR_MEAS_DONE; + } + #endif + + state = MEAS; + time_to_wake_up = l1pa_l1ps_com.pccch.time_to_pnp; + remain_carrier = (WORD8)cr_list_size; + condition = TRUE; + } + } + break; + + case MEAS: + { + UWORD8 max_nbmeas; + WORD16 tpu_win_rest; + UWORD16 power_meas_split; + + // Compute how many BP_SPLIT remains for cr list meas + // Rem: we take into account the SYNTH load for 1st RX in next frame. + // WARNING: only one RX activity is considered in next paging block !!! + tpu_win_rest = FRAME_SPLIT - (RX_LOAD + l1_config.params.rx_synth_load_split); + + power_meas_split = (l1_config.params.rx_synth_load_split + PWR_LOAD); + max_nbmeas = 0; + + while(tpu_win_rest >= power_meas_split) + { + max_nbmeas ++; + tpu_win_rest -= power_meas_split; + } + + if (max_nbmeas > NB_MEAS_MAX_GPRS) max_nbmeas = NB_MEAS_MAX_GPRS; + + // Update number of remaining carrier to measure. + // Note: std.nbmeas provides max nbr of PM / TDMA + remain_carrier -= 4 * max_nbmeas; + + if(remain_carrier <= 0) + state = NULL_MEAS; + else + { + if((l1pa_l1ps_com.pccch.time_to_pnp >= time_to_1s) || !(session_done_1s)) + { + state = MEASTOTAL; + time_to_wake_up = 1; + condition = TRUE; + } + else + { + time_to_wake_up = l1pa_l1ps_com.pccch.time_to_pnp; + condition = TRUE; + } + } + } + break; + + case MEASTOTAL: + { + #if (GSM_IDLE_RAM != 1) + // Check if memory for L1P_CR_MEAS_DONE msg is allocated + if (cr_msg == NULL) + { + cr_msg = os_alloc_sig(sizeof(T_L1P_CR_MEAS_DONE)); + DEBUGMSG(status,NU_ALLOC_ERR) + cr_msg->SignalCode = L1P_CR_MEAS_DONE; + } + #endif + + state = MEAS; + time_to_wake_up = l1pa_l1ps_com.pccch.time_to_pnp; + remain_carrier = (WORD8)cr_list_size; + condition = TRUE; + } + break; + } + } // End of while + } // End of else ("PNP period < 1s" case) + } // End of if(schedule_trigger) + + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_IT_DSP) + + if (l1ps_macs_com.usf_status != USF_AWAITED) + { + #endif + + // Update time to next L1S task + if((l1pa_l1ps_com.cr_freq_list.ms_ctrl) || + (l1pa_l1ps_com.cr_freq_list.ms_ctrl_d)) + { + // Still some measurement results to get from DSP + l1a_l1s_com.time_to_next_l1s_task = 0; + } + else + { + // No more measurements to read, next session of meas must + // be at time_to_wake_up + Select_min_time(time_to_wake_up, l1a_l1s_com.time_to_next_l1s_task); + } + + // Clear controlled flag pnp_ctrl. + //------------------------------- + l1pa_l1ps_com.cr_freq_list.pnp_ctrl = 0; + + // C W R pipeline management. + //--------------------------- + l1pa_l1ps_com.cr_freq_list.ms_ctrl_dd = l1pa_l1ps_com.cr_freq_list.ms_ctrl_d; + l1pa_l1ps_com.cr_freq_list.ms_ctrl_d = l1pa_l1ps_com.cr_freq_list.ms_ctrl; + l1pa_l1ps_com.cr_freq_list.ms_ctrl = 0; + + // C W R pipeline management. + //--------------------------- + { + UWORD8 i; + + for(i=0; i<NB_MEAS_MAX_GPRS; i++) + { + l1pa_l1ps_com.cr_freq_list.used_il_lna_dd[i] = l1pa_l1ps_com.cr_freq_list.used_il_lna_d[i]; + l1pa_l1ps_com.cr_freq_list.used_il_lna_d [i] = l1pa_l1ps_com.cr_freq_list.used_il_lna [i]; + } + } + + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_AWAITED) + #endif + } // End of if: P_CRMS_MEAS enable and associated semaphore = 0. + +} + +//#pragma GSM_IDLE_DUPLICATE_FOR_INTERNAL_RAM_END +#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 + +/*-------------------------------------------------------*/ +/* l1ps_transfer_meas_manager() */ +/*-------------------------------------------------------*/ +/* */ +/* Description: */ +/* ------------ */ +/* Whilst in Packet Transfer mode, MS shall continuously */ +/* monitor all the BCCH carriers as indicated by a */ +/* frequency list (BA(GPRS), Network Control frequency */ +/* list and Extended list) and the BCCH carrier of the */ +/* serving cell. Received signal level is used to monitor*/ +/* the specified neighbour BCCH carriers. */ +/* */ +/* Receive signal level measurement samples shall be */ +/* performed according to the following conditions: */ +/* */ +/* 1) At least 1 measure shall be done every TDMA, */ +/* 2) Up to 2 TDMA frames per PDCH multiframe may be */ +/* omitted if required for BSIC decoding, */ +/* 3) Running average value (RLA_P) is based on a 5s */ +/* period and includes at least 5 measure samples, */ +/* 4) The same number of measures shall be taken for all */ +/* BCCH carriers except: */ +/* i) For the Serving Cell, where at least 6 measures */ +/* shall be taken per MF52, */ +/* ii) if PC_MEAS_CHAN indicates that power control */ +/* measures shall be made on BCCH. */ +/* 5) Measures used to compute RLA_P shall as far as */ +/* possible be uniformly distributed, */ +/*-------------------------------------------------------*/ +void l1ps_transfer_meas_manager() +{ + UWORD8 IL_for_rxlev; + + static xSignalHeaderRec *tcr_msg = NULL; + + static BOOL tcr_meas_removed = FALSE; + + #define tcr_next_to_read l1pa_l1ps_com.tcr_freq_list.tcr_next_to_read + #define tcr_next_to_ctrl l1pa_l1ps_com.tcr_freq_list.tcr_next_to_ctrl + #define last_stored_tcr_to_read l1pa_l1ps_com.tcr_freq_list.last_stored_tcr_to_read + + + #if FF_L1_IT_DSP_USF + if (l1ps_macs_com.usf_status != USF_IT_DSP) + { + #endif + + // Test if task is disabled and cr_msg != NULL, then de-allocate memory + if(tcr_msg != NULL) + { + if(!(l1pa_l1ps_com.l1ps_en_meas & P_TCRMS_MEAS) && + !(l1pa_l1ps_com.meas_param & P_TCRMS_MEAS)) + { + // Neighbour measurement process has been stopped by L3 + // Deallocate memory for the received message if msg not forwarded to L3. + // ---------------------------------------------------------------------- + os_free_sig(tcr_msg); + DEBUGMSG(status,NU_DEALLOC_ERR) + + tcr_msg = NULL; + } + } + + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_IT_DSP) + #endif + + if(l1pa_l1ps_com.l1ps_en_meas & P_TCRMS_MEAS) + { + + #if FF_L1_IT_DSP_USF + if (l1ps_macs_com.usf_status != USF_IT_DSP) + { + #endif + + // Increment l1pa_l1ps_com.tcr_freq_list.cres_meas_report + if(++l1pa_l1ps_com.tcr_freq_list.cres_meas_report > 103) + l1pa_l1ps_com.tcr_freq_list.cres_meas_report = 0; + + // Check if it's first time, Neighbour Measurement process is launched. + // Then initialize fn_report counter and reset semaphore. + if(l1pa_l1ps_com.meas_param & P_TCRMS_MEAS) + { + // Initialize counter used to report measurements + l1pa_l1ps_com.tcr_freq_list.cres_meas_report = 0; + + // Reset Neighbour Measurements semaphore + l1pa_l1ps_com.meas_param &= P_TCRMS_MEAS_MASK; + } + + //==================================================== + // RESET MEASUREMENT MACHINES WHEN SYNCHRO EXECUTED. + //==================================================== + if(l1s.tpu_ctrl_reg & CTRL_SYNC) + // SYNCHRO task has been executed. + // -> Reset measures made on serving cell, + // -> Rewind pointer used in Neighbour Cell measurement, + // -> return. + { + + // Reset Neighbour Cell measurement machine. + // Rewind "next_to_ctrl" counter to come back to the next carrier to + // measure. + tcr_next_to_ctrl = tcr_next_to_read; + + // Reset flags. + l1pa_l1ps_com.tcr_freq_list.ms_ctrl = 0; + l1pa_l1ps_com.tcr_freq_list.ms_ctrl_d = 0; + l1pa_l1ps_com.tcr_freq_list.ms_ctrl_dd = 0; + + // Reset measures made on beacon frequency. + l1pa_l1ps_com.tcr_freq_list.beacon_meas = 0; + } + + // ******************* + // Message Allocation + // ******************* + // The reporting message must be allocated before READ phase. + + if(l1pa_l1ps_com.tcr_freq_list.cres_meas_report == 2) + { + // Memory allocation + if (tcr_msg == NULL) + { + // alloc L1P_TCR_MEAS_DONE message... + tcr_msg = os_alloc_sig(sizeof(T_MPHP_TCR_MEAS_IND)); + DEBUGMSG(status,NU_ALLOC_ERR) + tcr_msg->SignalCode = L1P_TCR_MEAS_DONE; + } + + l1pa_l1ps_com.tcr_freq_list.first_pass_flag = TRUE; + } + + //------------------------------------------------------ + // READ and CTRL phase of the Neighbour Measurement task + //------------------------------------------------------ + + //----------- + // READ phase + //----------- + + // Test if Measurment has been removed (ms_ctrl_d forced to 0) during + // previous frame, then switch DSP read page. + if (tcr_meas_removed) + { + l1s_dsp_com.dsp_r_page_used = TRUE; + tcr_meas_removed = FALSE; + } + + // Background measurements.... + // A measurement controle was performed 2 tdma earlier, read result now!! + if(l1pa_l1ps_com.tcr_freq_list.ms_ctrl_dd != 0) + { + UWORD16 radio_freq_read; + UWORD8 pm_read; + + #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) + trace_fct(CST_READ_TCR_MEAS, (UWORD32)(-1)); + #endif + + l1_check_com_mismatch(TCR_MEAS_ID); + + // When a read is performed, we set dsp_r_page_used flag to + // switch the read page + l1s_dsp_com.dsp_r_page_used = TRUE; + + // Read power measurement result from DSP/MCU GPRS interface + l1pddsp_meas_read(l1pa_l1ps_com.tcr_freq_list.ms_ctrl_dd, &pm_read); + + l1_check_pm_error(pm_read, TCR_MEAS_ID); + + radio_freq_read = l1pa_l1ps_com.cres_freq_list.alist->freq_list[tcr_next_to_read]; + + // Get Input level corresponding to the used IL and pm result. + IL_for_rxlev = l1pctl_pgc(((UWORD8) (pm_read)), + l1pa_l1ps_com.tcr_freq_list.used_il_lna_dd.il, + l1pa_l1ps_com.tcr_freq_list.used_il_lna_dd.lna, + radio_freq_read); + + #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) + RTTL1_FILL_MON_MEAS(pm_read, IL_for_rxlev, TCR_MEAS_ID, radio_freq_read) + #endif + + + if(l1pa_l1ps_com.tcr_freq_list.first_pass_flag) + { + // Fill reporting message: Store RXLEV + ((T_L1P_TCR_MEAS_DONE*)(tcr_msg->SigP))->acc_level[tcr_next_to_read] = + l1s_encode_rxlev(IL_for_rxlev); + + ((T_L1P_TCR_MEAS_DONE*)(tcr_msg->SigP))->acc_nbmeas[tcr_next_to_read] = 1; + } + else + { + // Fill reporting message: Accumulate RXLEV + ((T_L1P_TCR_MEAS_DONE*)(tcr_msg->SigP))->acc_level[tcr_next_to_read] += + l1s_encode_rxlev(IL_for_rxlev); + + ((T_L1P_TCR_MEAS_DONE*)(tcr_msg->SigP))->acc_nbmeas[tcr_next_to_read] += 1; + + } + + // Increment "next_to_read" field for next measurement... + if(++tcr_next_to_read >= l1pa_l1ps_com.cres_freq_list.alist->nb_carrier) + { + tcr_next_to_read = 0; + } + + // First pass has been completed on all BA list, reset "first_pass_flag" + if(tcr_next_to_read == last_stored_tcr_to_read) + l1pa_l1ps_com.tcr_freq_list.first_pass_flag = FALSE; + + } // End of READ phase + + + // ************************ + // Reporting & List Update + // ************************ + if(l1pa_l1ps_com.tcr_freq_list.cres_meas_report == 1) + { + if(tcr_msg != NULL) + { + // Fill TCR list identifier field. + ((T_L1P_TCR_MEAS_DONE*)(tcr_msg->SigP))->list_id = l1pa_l1ps_com.cres_freq_list.alist->list_id; + + // send L1P_TCR_MEAS_DONE message... + os_send_sig(tcr_msg, L1C1_QUEUE); + DEBUGMSG(status,NU_SEND_QUEUE_ERR) + + // Reset pointer for debugg. + tcr_msg = NULL; + } + + // Update Frequency list pointer and reset new list flag + if(l1pa_l1ps_com.tcr_freq_list.new_list_present) + { + //Update Frequency list pointer + l1pa_l1ps_com.cres_freq_list.alist = l1pa_l1ps_com.cres_freq_list.flist; + + // Test if a Meas has been controlled in previous frame + // Then set tcr_meas_removed flag in order to switch DSP read page in next frame + if(l1pa_l1ps_com.tcr_freq_list.ms_ctrl_d != 0) + { + tcr_meas_removed = TRUE; + } + + // Reset pointer + tcr_next_to_ctrl = 0; + tcr_next_to_read = 0; + l1pa_l1ps_com.tcr_freq_list.ms_ctrl_d = 0; + + // Reset New list flag + l1pa_l1ps_com.tcr_freq_list.new_list_present = FALSE; + } + + // While reporting, save Last "tcr_next_to_read" value to know when reset "first_pass_flag" + last_stored_tcr_to_read = tcr_next_to_read; + } + + //----------- + // CTRL phase + //----------- + + // CTRL phase is divided in two parts according measures allocated by MACS. + // CTRL phase must then be exported in CTRL PDTCH function except for the Idle + // frame where no PDTCH are programmed. + // A measure can be performed during the idle frame, only if FB/SB/PTCCH + // and Interference Measurement task is not active. + if(!(l1pa_l1ps_com.meas_param & P_TCRMS_MEAS)) + { + if((l1s.actual_time.t2 == 24) || (l1s.actual_time.t2 == 11)) + { + if(l1s.forbid_meas == 0) + { + #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) + trace_fct(CST_CTRL_TCR_MEAS_2,(UWORD32)(-1)); + #endif + + l1ps_tcr_ctrl(0); + } + } + } + + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_IT_DSP) + #endif + + #if FF_L1_IT_DSP_USF + if (l1ps_macs_com.usf_status != USF_AWAITED) + { + #endif + + // Pipe Manager + l1pa_l1ps_com.tcr_freq_list.ms_ctrl_dd = l1pa_l1ps_com.tcr_freq_list.ms_ctrl_d; + l1pa_l1ps_com.tcr_freq_list.ms_ctrl_d = l1pa_l1ps_com.tcr_freq_list.ms_ctrl; + l1pa_l1ps_com.tcr_freq_list.ms_ctrl = 0; + + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_AWAITED) + #endif + + } // End of if(l1pa_l1ps_com.l1ps_en_meas & P_TCRMS_MEAS) + + /*****************************/ + /* PC_MEAS_CHAN measurements */ + /*****************************/ + + // If PC_MEAS_CHAN = 1, then BCCH serving cell carrier must be + // measured at least 6 times per MF52. + // CTRL of Serving Cell Carrier is performed two TDMA earlier. + if(l1pa_l1ps_com.transfer.aset->pc_meas_chan == FALSE) + { + + #if FF_L1_IT_DSP_USF + if (l1ps_macs_com.usf_status != USF_IT_DSP) + { + #endif + + if(l1s.tpu_ctrl_reg & CTRL_SYNC) + // SYNCHRO task has been executed. + { + l1ps.pc_meas_chan_ctrl = FALSE; + } + + //----------- + // READ phase + //----------- + + if ((l1ps.pc_meas_chan_ctrl == TRUE) && + ((l1s.actual_time.t2 == 3) || (l1s.actual_time.t2 == 11) + || (l1s.actual_time.t2 == 20))) + { + UWORD8 pm_read; + + l1_check_com_mismatch(PC_MEAS_CHAN_ID); + + // When a read is performed, we set dsp_r_page_used flag to + // switch the read page + l1s_dsp_com.dsp_r_page_used = TRUE; + + // Read power measurement result from DSP/MCU GPRS interface + l1pddsp_meas_read(1, &pm_read); + + + #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) + trace_fct(CST_READ_PC_MEAS_CHAN,(UWORD32)(-1)); + #endif + + l1_check_pm_error(pm_read, PC_MEAS_CHAN_ID); + + l1ps.pc_meas_chan_ctrl = FALSE; + + // Get Input level corresponding to the used IL and pm result. + IL_for_rxlev = l1pctl_pgc(((UWORD8 )(pm_read)), + l1pa_l1ps_com.tcr_freq_list.used_il_lna_dd.il, + l1pa_l1ps_com.tcr_freq_list.used_il_lna_dd.lna, + l1a_l1s_com.Scell_info.radio_freq); + + #if (TRACE_TYPE == 1) || (TRACE_TYPE == 4) + RTTL1_FILL_MON_MEAS(pm_read, IL_for_rxlev, PC_MEAS_CHAN_ID, l1a_l1s_com.Scell_info.radio_freq) + #endif + + if (l1a_l1s_com.mode == PACKET_TRANSFER_MODE) + // Store RXLEV, before to pass it to maca_power_control() function.. + l1pa_l1ps_com.tcr_freq_list.beacon_meas = l1s_encode_rxlev(IL_for_rxlev); + } + + //----------- + // CTRL phase + //----------- + + // In two phase access, PC_MEAS_CHAN measurements can be done... + if((l1a_l1s_com.l1s_en_task[SINGLE] == TASK_ENABLED) && + (l1pa_l1ps_com.transfer.aset->allocated_tbf == TWO_PHASE_ACCESS)) + if (l1s.task_status[NP].current_status != ACTIVE) // avoid conflict with Normal Paging + if (l1s.task_status[EP].current_status != ACTIVE) // avoid conflict with Extended Paging + { + // Measurement on the beacon + if((l1s.actual_time.t2 == 1) || (l1s.actual_time.t2 == 9) || + (l1s.actual_time.t2 == 18)) + { + // Measurement programming + // ts 4 is specified for DSP interface ONLY because the power activity + // must be programmed after RX and/or TX activity (no multislot) + #if (TRACE_TYPE!=0) && (TRACE_TYPE!=5) + trace_fct(CST_CTRL_PC_MEAS_CHAN, (UWORD32)(-1)); + #endif + + l1ps_bcch_meas_ctrl(4); + } + } + + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_IT_DSP) + #endif + + } // End of Meas made on BCCH serving cell + + #if FF_L1_IT_DSP_USF + if (l1ps_macs_com.usf_status != USF_AWAITED) + { + #endif + + if((l1pa_l1ps_com.l1ps_en_meas & P_TCRMS_MEAS) || (l1ps.pc_meas_chan_ctrl == TRUE)) + { + // C W R pipeline management. + //--------------------------- + l1pa_l1ps_com.tcr_freq_list.used_il_lna_dd = l1pa_l1ps_com.tcr_freq_list.used_il_lna_d; + l1pa_l1ps_com.tcr_freq_list.used_il_lna_d = l1pa_l1ps_com.tcr_freq_list.used_il_lna; + } + + #if FF_L1_IT_DSP_USF + } // if (l1ps_macs_com.usf_status != USF_AWAITED) + #endif + +} +//#pragma DUPLICATE_FOR_INTERNAL_RAM_END +#endif // MOVE_IN_INTERNAL_RAM + +//#pragma DUPLICATE_FOR_INTERNAL_RAM_START +#endif +//#pragma DUPLICATE_FOR_INTERNAL_RAM_END