FreeCalypso > hg > fc-magnetite
diff src/g23m-gsm/alr/alr_dedi.c @ 104:27a4235405c6
src/g23m-gsm: import from LoCosto source
| author | Mychaela Falconia <falcon@freecalypso.org> |
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| date | Tue, 04 Oct 2016 18:24:05 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/g23m-gsm/alr/alr_dedi.c Tue Oct 04 18:24:05 2016 +0000 @@ -0,0 +1,2377 @@ +/* ++----------------------------------------------------------------------------- +| Project : GSM-PS +| Modul : alr_DEDI ++----------------------------------------------------------------------------- +| Copyright 2002 Texas Instruments Berlin, AG +| All rights reserved. +| +| This file is confidential and a trade secret of Texas +| Instruments Berlin, AG +| The receipt of or possession of this file does not convey +| any rights to reproduce or disclose its contents or to +| manufacture, use, or sell anything it may describe, in +| whole, or in part, without the specific written consent of +| Texas Instruments Berlin, AG. ++----------------------------------------------------------------------------- +| Purpose : This Modul defines the SDL process Dedicated_Control. ++----------------------------------------------------------------------------- +*/ + +#ifndef ALR_DEDI_C +#define ALR_DEDI_C + +#define ENTITY_PL + +/*==== INCLUDES ===================================================*/ +#include <string.h> +#include <stdlib.h> +#include <ctype.h> +#include "typedefs.h" +#include "pconst.cdg" +#include "mconst.cdg" +#include "message.h" +#include "ccdapi.h" +#include "vsi.h" +#include "custom.h" +#include "gsm.h" +#include "prim.h" +#include "cnf_alr.h" +#include "mon_alr.h" +#include "pei.h" +#include "tok.h" + +#include "pcm.h" +#ifdef GPRS +#include "alr_gprs.h" +#endif + +#include "alr.h" +#include "alr_em.h" + +/*=== Constrains =======================================*/ + +#define TCH_F_INDEX 1 +#ifdef FF_L23_A5_3 +#define KLEN 8 +#endif + +/*==== EXPORT =====================================================*/ +/*==== PRIVAT =====================================================*/ +LOCAL UBYTE dedi_channel_mode (UBYTE channel_mode, UBYTE channel_type); +LOCAL void dedi_convert_chan_desc (T_channel_desc * channel_desc); +LOCAL void dedi_convert_frequency_list (T_frequency_list * frequency_list); +LOCAL UBYTE dedi_conversion_needed (void); +LOCAL void dedi_chan_ass_fail (void); +LOCAL void dedi_pdch_ass_fail (void); +LOCAL void dedi_cco_fail (void); +LOCAL void dedi_handover_fail (void); +LOCAL void dedi_async_handover (T_MPH_DEDICATED_REQ *dedicated_req); +LOCAL void dedi_chan_ass (T_MPH_DEDICATED_REQ *dedicated_req); +LOCAL void dedi_fill_ma (USHORT *ma, T_frequency_list *rf); +LOCAL void dedi_imm_ass (T_MPH_DEDICATED_REQ *dedicated_req); +LOCAL void dedi_pdch_ass (T_MPH_DEDICATED_REQ *dedicated_req); +LOCAL void dedi_pre_sync_handover (T_MPH_DEDICATED_REQ *dedicated_req); +LOCAL void dedi_sync_handover (T_MPH_DEDICATED_REQ *dedicated_req); +#if defined (REL99) && defined (FF_BHO) +LOCAL void dedi_reset_bho_data(void); +LOCAL void dedi_set_ho_type(ULONG *fn, ULONG *tn, UBYTE *ho_type); +#endif + +LOCAL void dedi_chan_type_sel (T_ch_type *ch_type, + T_chan_sel *chan_sel, + T_frequency_list *frequency_list); +LOCAL void dedi_chan_type_desc (T_MPH_DEDICATED_REQ *dedicated_req, + T_channel_desc_1_bef_sti *channel_desc_1_bef_sti, + T_frequency_list *frequency_list_bef_sti); +LOCAL void dedi_set_amr_conf (T_amr_configuration *amr_con, T_amr_conf *amr_conf); + +/*==== VARIABLES ==================================================*/ +LOCAL UBYTE actual_channel; + +/*==== FUNCTIONS ==================================================*/ + +#if defined (WIN32) +#define TRACING +#endif + +#if defined (TRACING) +#define ALR_TRACE_DEDI(a) ALR_TRACE(a) +#else +#define ALR_TRACE_DEDI(a) +#endif + +#if defined (TRACING) +#define ALR_TRACE_DEDI_DTX(a1) TRACE_EVENT_P1 ("DTX = %d", a1); +#define ALR_TRACE_DEDI_PARA(h, rf, _ch, sub, _tno, _tsc, _ta, _st, _dtx, _maio)\ + {if (h){\ + TRACE_EVENT_P9 ("immass:hop[%04x] ch/s=%u/%u tno=%u tsc=%u ta=%u st=%u dtx=%u maio=%u",\ + rf, _ch, sub, _tno, _tsc, _ta, _st, _dtx, _maio);\ + }else{\ + TRACE_EVENT_P9 ("immass:[%u] ch/s=%u/%u tno=%u tsc=%u ta=%u st=%u dtx=%u maio=%u",\ + rf, _ch, sub, _tno, _tsc, _ta, _st, _dtx, _maio);}} +#define ALR_TRACE_DEDI_HO_1(p1,p2,p3,p4,p5,p6) \ + TRACE_EVENT_P6 ("d rf=%d bsic=%d sti=%d ch2=%d ch=%d tsc=%d",\ + p1, p2, p3, p4, p5, p6) +#define ALR_TRACE_DEDI_HO_2(p1,p2,p3,p4,p5,p6) \ + TRACE_EVENT_P6 ("d tn=%d arf=%d pow=%d ref=%d acc=%d nci=%d", \ + p1, p2, p3, p4, p5, p6) +#define ALR_TRACE_DEDI_HO_3(p1,p2,p3,p4,p5,p6) \ + TRACE_EVENT_P6 ("d mode=%d power=%d dtx=%d rlt=%d tav=%d pwrc=%d", \ + p1, p2, p3, p4, p5, p6) +#define ALR_TRACE_DEDI_HO_4(p1,p2,p3) \ + TRACE_EVENT_P3 ("d mode=%d stat=%d algo=%d", p1, p2, p3); +#define ALR_TRACE_DEDI_HO_5(p1,p2,p3,p4,p5,p6) \ + TRACE_EVENT_P6 ("a h=%d maio=0x%x hsn=%d chty=%d subch=%d tno=%d", \ + p1, p2, p3, p4, p5, p6) +#define ALR_TRACE_DEDI_HO_6(p1,p2,p3,p4,p5,p6) \ + TRACE_EVENT_P6 ("a tsc=%d txpwr=%d ho_acc=%d sti_p=%d ncc=%d bcc=%d", \ + p1, p2, p3, p4, p5, p6) +#define ALR_TRACE_DEDI_HO_7(p1,p2,p3,p4) \ + TRACE_EVENT_P4 ("a rf=%d chmo1=%d ciphmo=%d a5=%d", \ + p1, p2, p3, p4) +#define ALR_TRACE_DEDI_FREQ_LIST() TRACE_EVENT_P2 ("HOP = %d %d", \ + frequency_list->rf_chan_no.radio_freq[j], \ + ARFCN_TO_L1 (frequency_list->rf_chan_no.radio_freq[j])) + +#else + +#define ALR_TRACE_DEDI_DTX(d) +#define ALR_TRACE_DEDI_PARA(hop,p1,p2,p3,p4,p5,p6,p7,p8,p9) +#define ALR_TRACE_DEDI_HO_1(p1,p2,p3,p4,p5,p6) +#define ALR_TRACE_DEDI_HO_2(p1,p2,p3,p4,p5,p6) +#define ALR_TRACE_DEDI_HO_3(p1,p2,p3,p4,p5,p6) +#define ALR_TRACE_DEDI_HO_4(p1,p2,p3) +#define ALR_TRACE_DEDI_HO_5(p1,p2,p3,p4,p5,p6) +#define ALR_TRACE_DEDI_HO_6(p1,p2,p3,p4,p5,p6) +#define ALR_TRACE_DEDI_HO_7(p1,p2,p3,p4) +#define ALR_TRACE_DEDI_FREQ_LIST() + +#endif + + + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : ALR_DEDI | +| STATE : code ROUTINE : dedi_init | ++--------------------------------------------------------------------+ + + PURPOSE : Initialize Dedicated Control Process. + +*/ + +GLOBAL void dedi_init (void) +{ + GET_INSTANCE_DATA; + alr_data->state[STATE_DEDI] = DEDI_INACTIVE; +} + + + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : ALR_DEDI | +| STATE : code ROUTINE : dedi_req | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_req from SDL process Main_Control. + RR configures a dedicated channel. + +*/ + +/* + * Conversion Channel Type Air Interface to TI definition + */ + +LOCAL const UBYTE CH_TYPE [16] = + { + 0, /* undefined */ + 1, /* TCH fullrate */ + 2, /* TCH halfrate (0) */ + 2, /* TCH halfrate (1) */ + 3, /* SDCCH/4 (0) */ + 3, /* SDCCH/4 (1) */ + 3, /* SDCCH/4 (2) */ + 3, /* SDCCH/4 (3) */ + 4, /* SDCCH/8 (0) */ + 4, /* SDCCH/8 (1) */ + 4, /* SDCCH/8 (2) */ + 4, /* SDCCH/8 (3) */ + 4, /* SDCCH/8 (4) */ + 4, /* SDCCH/8 (5) */ + 4, /* SDCCH/8 (6) */ + 4 /* SDCCH/8 (7) */ + }; + + +/* + * Conversion Sub Channel Air Interface to TI definition + */ + +LOCAL const UBYTE SUB_TYPE [16] = + { + 0, /* undefined */ + 0, /* TCH fullrate */ + 0, /* TCH halfrate (0) */ + 1, /* TCH halfrate (1) */ + 0, /* SDCCH/4 (0) */ + 1, /* SDCCH/4 (1) */ + 2, /* SDCCH/4 (2) */ + 3, /* SDCCH/4 (3) */ + 0, /* SDCCH/8 (0) */ + 1, /* SDCCH/8 (1) */ + 2, /* SDCCH/8 (2) */ + 3, /* SDCCH/8 (3) */ + 4, /* SDCCH/8 (4) */ + 5, /* SDCCH/8 (5) */ + 6, /* SDCCH/8 (6) */ + 7 /* SDCCH/8 (7) */ + }; + +GLOBAL void dedi_req (T_MPH_DEDICATED_REQ * dedicated_req) +{ + GET_INSTANCE_DATA; + /* + * RR signals which procedure is processed + */ + USHORT mode = dedicated_req->mod; + + switch (mode) + { + case MODE_SYS_INFO_CHANGE: + /* + * Changed values for DTX, PWRC and Radio Link Timeout + */ + ALR_TRACE_DEDI_DTX(dedicated_req->tr_para.dtx); + + nc_update_dedicated (dedicated_req->tr_para.dtx, + dedicated_req->tr_para.pwrc); + alr_data->dedi_data.rlt = alr_data->dedi_data.act_rlt = (UBYTE)((dedicated_req->tr_para.rlt + 1) * 4); + + ALR_EM_SET_EM_ACT_RLT; + + break; + case MODE_IMM_ASSIGN: + /* + * Immediate Assignment Procedure + */ + dedi_imm_ass (dedicated_req); + break; + case MODE_CHAN_ASSIGN: + /* + * Intracell Handover + */ + dedi_chan_ass (dedicated_req); + /* + * reset radio link timeout counter + */ + alr_data->dedi_data.act_rlt = alr_data->dedi_data.rlt; + + ALR_EM_SET_EM_ACT_RLT; + + break; + #ifdef GPRS + case MODE_PDCH_ASSIGN: + /* + * Packet Data CHannel Assignment + */ + dedi_pdch_ass (dedicated_req); + break; +#endif + case MODE_ASYNC_HANDOVER: + case MODE_SYNC_HANDOVER: + case MODE_PRE_SYNC_HANDOVER: + { +#if !defined (REL99) || !defined (FF_BHO) + ULONG dummy1, dummy2; + if( nc_get_fn_time(dedicated_req->arfcn, &dummy1, &dummy2) EQ FALSE) + { + /* + * Timing Information not present for the cell + */ + ALR_TRACE_DEDI("Handover to a cell - whose SYNC is not done"); + ma_dedi_cnf(DEDI_RES_CELL_NOT_SYNC); + } + else +#endif + { + nc_suspend_handover(); + switch(mode) + { + case MODE_ASYNC_HANDOVER: + /* + * Asynchronous handover + */ + dedi_async_handover (dedicated_req); + break; + case MODE_SYNC_HANDOVER: + /* + * Synchronous handover + */ + dedi_sync_handover (dedicated_req); + break; + case MODE_PRE_SYNC_HANDOVER: + /* + * Pre-synchronous handover + */ + dedi_pre_sync_handover (dedicated_req); + break; + default : + break; + } + alr_data->dedi_data.act_rlt = alr_data->dedi_data.rlt; + ALR_EM_SET_EM_ACT_RLT; + } + } + break; + default: + break; + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : ALR_DEDI | +| STATE : code ROUTINE : dedi_fail_req | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_fail_req from SDL process Main_Control. + RR signals that going back to the old channel after channel + assignment or handover is necessary. + +*/ + +GLOBAL void dedi_fail_req (void) +{ + GET_INSTANCE_DATA; + /* + * RR signals which procedure is running + */ + switch (alr_data->dedi_data.act_mode) + { + case MODE_CHAN_ASSIGN: + /* + * channel assignment procedure + */ + dedi_chan_ass_fail (); + break; + case MODE_PDCH_ASSIGN: + dedi_pdch_ass_fail(); + break; + case MODE_CELL_CHANGE_ORDER: + dedi_cco_fail(); + break; + case MODE_ASYNC_HANDOVER: + case MODE_SYNC_HANDOVER: + case MODE_PRE_SYNC_HANDOVER: + case MODE_PSEUDO_SYNC_HANDOVER: + /* + * one of the handover procedures + */ + dedi_handover_fail (); + break; + default: + break; + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : ALR_DEDI | +| STATE : code ROUTINE : dedi_ta_fail_ind | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_ta_fail_ind from SDL process + Main_Control. + Layer 1 signals that the timing advance is out of + range during handover. This will be forwarded to RR and + switching back to the old channel is initiated by RR. + +*/ + +GLOBAL void dedi_ta_fail_ind (void) +{ + ma_dedi_cnf (DEDI_RES_TA_OUT_OF_RANGE); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : ALR_DEDI | +| STATE : code ROUTINE : dedi_ho_finished | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_ho_finished from SDL process + Main_Control. + Layer 1 signals that the handover has finished successful. + This is forwarded to RR which starts resumption of the + link on the new channel. + +*/ + +GLOBAL void dedi_ho_finished (T_MPHC_HANDOVER_FINISHED* ho_finished) +{ + GET_INSTANCE_DATA; + ma_clean_dedi_sys_buffer (); + switch (ho_finished->cause) + { + case HO_COMPLETE: + ALR_TRACE_DEDI ("Handover to new cell complete"); +#if defined (REL99) && defined (FF_BHO) + if (alr_data->dedi_data.ho_type EQ HOT_BLIND) + { + T_NC* pcell; + /*Add the new SC to BA if not present earlier*/ + if (alr_data->dedi_data.bho_cell_index EQ NOT_PRESENT_16BIT) + { + alr_data->dedi_data.bho_cell_index = + nc_find_serving_cell_entry(alr_data->serving_cell); + } + pcell = &alr_data->nc_data.cell[alr_data->dedi_data.bho_cell_index]; + pcell->frame_offset = ho_finished->fn_offset; + pcell->time_align = ho_finished->time_alignment; + nc_set_status(alr_data->dedi_data.bho_cell_index, FB_SB_SYNC); + /*Now update the timing information w.r.t the blind cell*/ + nc_update_list(pcell->ba_arfcn); + dedi_reset_bho_data(); + nc_resume_dedicated(); + } +#endif + ma_dedi_cnf (DEDI_RES_OK); + break; + case HO_TIMEOUT: + ALR_TRACE_DEDI ("Handover failed due to T3124 expiry (=>Phy_info not received)"); +#if defined (REL99) && defined (FF_BHO) + /*Restore timing info only in case of Regular HO + No need to restore timing info in case of Blind HO + since we haven't updated timing info yet */ + if (alr_data->dedi_data.ho_type EQ HOT_BLIND) + dedi_reset_bho_data(); + else +#endif + nc_update_list (alr_data->dedi_data.old_bcch); /* Check if this is required??? */ + ma_dedi_cnf (DEDI_RES_TIMEOUT); + break; +#if defined (REL99) && defined (FF_BHO) + case HO_SYNC_FAIL: + ALR_TRACE_DEDI ("Handover failed: BSIC error"); + dedi_reset_bho_data(); + ma_dedi_cnf (DEDI_RES_CELL_NOT_SYNC); + break; +#endif + default: + break; + + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : ALR_DEDI | +| STATE : code ROUTINE : dedi_chan_ass_fail | ++--------------------------------------------------------------------+ + + PURPOSE : Process Channel Assignment Failure (back to old + dedicated channel). + In fact this is a new configuration of the layer 1. The + parameters of the old channel are stored in TI++. + +*/ + +LOCAL void dedi_chan_ass_fail (void) +{ + GET_INSTANCE_DATA; + PALLOC (chan_ass, MPHC_CHANNEL_ASSIGN_REQ); + + memset (chan_ass, 0, sizeof (T_MPHC_CHANNEL_ASSIGN_REQ)); + + if (alr_data->dedi_data.redef_starting_time.start_time_present) + { + /* + * Special case: frequency redefinition values ares stored. + */ + memcpy (&chan_ass->channel_desc_1, + &alr_data->dedi_data.redef_channel_desc, + sizeof (T_channel_desc)); + memcpy (&chan_ass->frequency_list, + &alr_data->dedi_data.redef_frequency_list, + sizeof (T_frequency_list)); + memcpy (&chan_ass->channel_desc_1_bef_sti, + &alr_data->dedi_data.old_channel_desc, + sizeof (T_channel_desc)); + memcpy (&chan_ass->frequency_list_bef_sti, + &alr_data->dedi_data.old_frequency_list, + sizeof (T_frequency_list)); + memcpy (&chan_ass->starting_time, + &alr_data->dedi_data.redef_starting_time, + sizeof (T_starting_time)); + + /* + * convert channel numbers if needed + */ + if (dedi_conversion_needed ()) + { + dedi_convert_chan_desc ((T_channel_desc *)&chan_ass->channel_desc_1); + dedi_convert_frequency_list (&chan_ass->frequency_list); + dedi_convert_chan_desc ((T_channel_desc *)&chan_ass->channel_desc_1_bef_sti); + dedi_convert_frequency_list ((T_frequency_list *)&chan_ass->frequency_list_bef_sti); + } + } + else + { + /* + * Normal case + */ + memcpy (&chan_ass->channel_desc_1, + &alr_data->dedi_data.old_channel_desc, + sizeof (T_channel_desc)); + memcpy (&chan_ass->frequency_list, + &alr_data->dedi_data.old_frequency_list, + sizeof (T_frequency_list)); + + /* + * convert channel numbers if needed + */ + if (dedi_conversion_needed ()) + { + dedi_convert_chan_desc ((T_channel_desc *)&chan_ass->channel_desc_1); + dedi_convert_frequency_list (&chan_ass->frequency_list); + } + } + + chan_ass->txpwr = alr_data->dedi_data.old_power; + chan_ass->cipher_mode = alr_data->dedi_data.old_cipher_mode; + chan_ass->channel_mode_1 = alr_data->dedi_data.old_channel_mode; + chan_ass->a5_algorithm = alr_data->dedi_data.old_a5_algorithm; + chan_ass->cipher_key = alr_data->dedi_data.old_cipher_key; + chan_ass->dtx_allowed = alr_data->dedi_data.old_dtx_allowed; + chan_ass->amr_configuration = alr_data->dedi_data.old_amr_configuration; + + /* + * store actual channel for layer 2 channel decision + */ + actual_channel = alr_data->dedi_data.old_channel; + + /* + * store actual channel parameter in ALR. In fact they are + * the old values. + */ + if (alr_data->dedi_data.redef_starting_time.start_time_present) + { + /* + * Special case: frequency redefinition values ares stored. + */ + memcpy (&alr_data->dedi_data.act_channel_desc, + &alr_data->dedi_data.redef_channel_desc, + sizeof (T_channel_desc)); + memcpy (&alr_data->dedi_data.act_frequency_list, + &alr_data->dedi_data.redef_frequency_list, + sizeof (T_frequency_list)); + } + else + { + /* + * Normal case + */ + memcpy (&alr_data->dedi_data.act_channel_desc, + &alr_data->dedi_data.old_channel_desc, + sizeof (T_channel_desc)); + memcpy (&alr_data->dedi_data.act_frequency_list, + &alr_data->dedi_data.old_frequency_list, + sizeof (T_frequency_list)); + } + alr_data->dedi_data.act_power = alr_data->dedi_data.old_power; + alr_data->dedi_data.act_cipher_mode = alr_data->dedi_data.old_cipher_mode; + alr_data->dedi_data.act_channel_mode = alr_data->dedi_data.old_channel_mode; + alr_data->dedi_data.act_a5_algorithm = alr_data->dedi_data.old_a5_algorithm; + alr_data->dedi_data.act_cipher_key = alr_data->dedi_data.old_cipher_key; + alr_data->dedi_data.act_dtx_allowed = alr_data->dedi_data.old_dtx_allowed; + alr_data->dedi_data.act_amr_configuration = alr_data->dedi_data.old_amr_configuration; + alr_data->dedi_data.act_mode = MODE_CHAN_ASS_FAIL; + + /* + * send data to layer 1 + */ + ma_dedi_chan_ass_req (chan_ass); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_dedi | +| STATE : code ROUTINE : dedi_pdch_ass_fail | ++--------------------------------------------------------------------+ + + PURPOSE : PDCH Assignment Failure (back to old + dedicated channel). + + Use the channel configuration in alr_data->dedi_data.act* with + MPHC-IMMED-ASSIGN-REQ. With the subsequent MPHC-IMMED-ASSIGN-CON + alr_data->dedi_data.temp* is NOT assigned to alr_data->dedi_data.act*, + refer to function dedi_imm_ass_cnf. + The actual switch back to the original channel is performed via + a channel assignment procedure carried out by dedi_chan_ass_fail + which is called in dedi_imm_ass_cnf. +*/ + +LOCAL void dedi_pdch_ass_fail (void) +{ + GET_INSTANCE_DATA; + T_DEDI_DATA *d = &alr_data->dedi_data; + PALLOC (immed_assign_req, MPHC_IMMED_ASSIGN_REQ); + + memset ( immed_assign_req, 0 , sizeof *immed_assign_req ); + + immed_assign_req->channel_desc = d->old_channel_desc; + immed_assign_req->timing_advance = (UBYTE)alr_data->nc_data.tav; + immed_assign_req->frequency_list = d->old_frequency_list; + immed_assign_req->starting_time = d->old_starting_time; + immed_assign_req->frequency_list_bef_sti = d->old_frequency_list_bef_sti; + immed_assign_req->maio_bef_sti = d->old_channel_desc.chan_sel.rf_channel.maio; +/* + immed_assign_req->bcch_allocation = ... not used in current implementation + immed_assign_req->ba_id = ... not used in current implementation +*/ + immed_assign_req->dtx_allowed = d->old_dtx_allowed; + immed_assign_req->pwrc = d->old_pwrc; + + SET_STATE (STATE_DEDI, DEDI_IMM_ASS_RECONN); + PSENDX (L1, immed_assign_req); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_dedi | +| STATE : code ROUTINE : dedi_cco_fail | ++--------------------------------------------------------------------+ + + PURPOSE : Cell Change Order Failure (back to old + dedicated channel). + +*/ + +LOCAL void dedi_cco_fail (void) +{ + dedi_pdch_ass_fail(); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_handover_fail | ++--------------------------------------------------------------------+ + + PURPOSE : Process Handover Failure (back to old + dedicated channel). + For handover switching back is carried out + autonomously by layer 1. Only the configuration + data in ALR is updated to the parameters of the + old channel. + +*/ + +LOCAL void dedi_handover_fail (void) +{ + GET_INSTANCE_DATA; + + /* + * store actual channel value for layer 2 channel selection + */ + actual_channel = alr_data->dedi_data.old_channel; + + /* + * update actual channel parameters to the old values + */ + alr_data->serving_cell = alr_data->dedi_data.act_bcch = alr_data->dedi_data.old_bcch; + alr_data->dedi_data.act_channel_desc = alr_data->dedi_data.old_channel_desc; + alr_data->dedi_data.act_frequency_list = alr_data->dedi_data.old_frequency_list; + alr_data->dedi_data.act_cipher_mode = alr_data->dedi_data.old_cipher_mode; + alr_data->dedi_data.act_channel_mode = alr_data->dedi_data.old_channel_mode; + alr_data->dedi_data.act_a5_algorithm = alr_data->dedi_data.old_a5_algorithm; + alr_data->dedi_data.act_cipher_key = alr_data->dedi_data.old_cipher_key; + alr_data->dedi_data.act_amr_configuration = alr_data->dedi_data.old_amr_configuration; + alr_data->dedi_data.act_mode = MODE_HANDOVER_FAIL; + + /* + * Inform layer 1 about handover failure + */ + nc_suspend_handover(); + ma_dedi_ho_fail_req (); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_imm_ass | ++--------------------------------------------------------------------+ + + PURPOSE : Converts MPH_DEDICATED_REQ to MPHC_IMMED_ASSIGN_REQ. + This function is used during Immediate Assignment procedure. + +*/ + +LOCAL void dedi_imm_ass (T_MPH_DEDICATED_REQ *dedicated_req) +{ + GET_INSTANCE_DATA; + T_DEDI_DATA *dd = &alr_data->dedi_data; + PALLOC (imm_ass, MPHC_IMMED_ASSIGN_REQ); /* T_MPHC_IMMED_ASSIGN_REQ */ + + ALR_EM_CONFIGURE_IMMIDIATE_ASSIGNMENT; + + memset (imm_ass, 0, sizeof (T_MPHC_IMMED_ASSIGN_REQ)); + if (dedicated_req->ch_type.h EQ 1) + { + /* + * with frequency hopping + */ + imm_ass->channel_desc.chan_sel.h = 1; + imm_ass->channel_desc.chan_sel.rf_channel.maio = + dedicated_req->ch_type.maio; + imm_ass->channel_desc.chan_sel.rf_channel.hsn = + dedicated_req->ch_type.hsn; + dedi_fill_ma (dedicated_req->ch_type.ma, &imm_ass->frequency_list); + dedi_fill_ma (dedicated_req->ch_type2.ma, + (T_frequency_list *)&imm_ass->frequency_list_bef_sti); + } + else + { + ALR_TRACE_DEDI ("no hopping"); + /* + * Avoid the union, arfcn is mapped to maio and hsn + * in the non-hopping case. + */ + imm_ass->channel_desc.chan_sel.h = 0; + imm_ass->channel_desc.chan_sel.rf_channel.maio = + (UBYTE)(dedicated_req->ch_type.arfcn & 0xFF); + imm_ass->channel_desc.chan_sel.rf_channel.hsn = + (UBYTE)((dedicated_req->ch_type.arfcn >> 8) & 0xFF); + } + + /* + * set the actual channel for layer 2 channel selection + */ + actual_channel = imm_ass->channel_desc.channel_type = + CH_TYPE [dedicated_req->ch_type.ch]; + /* + * set the rest of parameters + */ + imm_ass->channel_desc.sub_channel = SUB_TYPE [dedicated_req->ch_type.ch]; + imm_ass->channel_desc.timeslot_no = dedicated_req->ch_type.tn; + imm_ass->channel_desc.tsc = dedicated_req->ch_type.tsc; + imm_ass->timing_advance = dedicated_req->tr_para.tav; + nc_store_tav(dedicated_req->tr_para.tav); + imm_ass->starting_time.start_time_present = dedicated_req->start.v_start; + imm_ass->starting_time.start_time.t1 = dedicated_req->start.t1; + imm_ass->starting_time.start_time.t3 = dedicated_req->start.t3; + imm_ass->starting_time.start_time.t2 = dedicated_req->start.t2; + imm_ass->maio_bef_sti = dedicated_req->ch_type2.maio; + imm_ass->dtx_allowed = dedicated_req->tr_para.dtx; + /* + * calculate radio link timeout value + */ + dd->rlt = dd->act_rlt = (UBYTE)((dedicated_req->tr_para.rlt + 1) * 4); + + ALR_EM_SET_EM_ACT_RLT_2; + + memset (&imm_ass->bcch_allocation, 0, sizeof (T_bcch_allocation)); + imm_ass->ba_id = ALR_BA_LOW; + imm_ass->pwrc = dedicated_req->tr_para.pwrc; + /* + * store new parameters as temporary channel configuration + */ + dd->temp_bcch = dedicated_req->arfcn; + dd->temp_channel_desc = imm_ass->channel_desc; + dd->temp_channel_mode = dedi_channel_mode (MODE_SIG_ONLY, 0); + dd->temp_frequency_list = imm_ass->frequency_list; + dd->temp_starting_time = imm_ass->starting_time; + dd->temp_frequency_list_bef_sti = imm_ass->frequency_list_bef_sti; + dd->temp_channel_desc_bef_sti = imm_ass->channel_desc; + dd->temp_channel_desc_bef_sti.chan_sel.rf_channel.maio + = imm_ass->maio_bef_sti; + dd->temp_pwrc = imm_ass->pwrc; + dd->temp_cipher_mode = CI_NO_CIPHERING; + dd->temp_a5_algorithm = 0; + memset ( &dd->temp_cipher_key, 0, sizeof (T_cipher_key) ); + + SET_STATE (STATE_DEDI, DEDI_IMM_ASS); + + /* + * convert channel numbers if needed + */ + if (dedi_conversion_needed ()) + { + dedi_convert_chan_desc (&imm_ass->channel_desc); + dedi_convert_frequency_list (&imm_ass->frequency_list); + dedi_convert_frequency_list ((T_frequency_list *)&imm_ass->frequency_list_bef_sti); + } + + /* + * send parameters to layer 1 + */ + ALR_TRACE_DEDI_PARA(imm_ass->channel_desc.chan_sel.h, + imm_ass->channel_desc.chan_sel.rf_channel.maio+ + (imm_ass->channel_desc.chan_sel.rf_channel.hsn<<8), + imm_ass->channel_desc.channel_type, + imm_ass->channel_desc.sub_channel, + imm_ass->channel_desc.timeslot_no, + imm_ass->channel_desc.tsc, + imm_ass->timing_advance, + imm_ass->starting_time.start_time_present, + imm_ass->dtx_allowed, + imm_ass->maio_bef_sti); + + ma_dedi_imm_ass_req (imm_ass); +} + +#ifdef FF_L23_A5_3 +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_cyclically_repeat_kc | ++--------------------------------------------------------------------+ + + PURPOSE : This function is used to cyclically repeat the Kc. + +*/ +LOCAL void dedi_cyclically_repeat_kc (UBYTE *to_kc, UBYTE *from_kc, U8 klen) +{ + UBYTE i; + + if (klen < KC_STRING_SIZE) + { + for(i=klen ; i < KC_STRING_SIZE ; i++) + { + to_kc[i]=from_kc[i-klen]; + } + } + +} +#endif + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_chan_ass | ++--------------------------------------------------------------------+ + + PURPOSE : Converts MPH_DEDICATED_REQ to MPHC_CHANNEL_ASSIGN_REQ. + This function is used during channel assignment procedure. + +*/ + +LOCAL void dedi_chan_ass (T_MPH_DEDICATED_REQ *dedicated_req) +{ + GET_INSTANCE_DATA; + + PALLOC (chan_ass, MPHC_CHANNEL_ASSIGN_REQ); + + ALR_EM_CONFIGURE_CHANNEL_ASSIGNMENT; + + memset (chan_ass, 0, sizeof (T_MPHC_CHANNEL_ASSIGN_REQ)); + dedi_chan_type_sel(&dedicated_req->ch_type, + &(chan_ass->channel_desc_1.chan_sel), + &chan_ass->frequency_list); + /* + * fill the layer 1 structure + */ + alr_data->dedi_data.temp_channel = + chan_ass->channel_desc_1.channel_type = + CH_TYPE [dedicated_req->ch_type.ch]; + chan_ass->channel_desc_1.sub_channel = + SUB_TYPE [dedicated_req->ch_type.ch]; + chan_ass->channel_desc_1.timeslot_no = dedicated_req->ch_type.tn; + chan_ass->channel_desc_1.tsc = dedicated_req->ch_type.tsc; + chan_ass->txpwr = cut_power_value (dedicated_req->tr_para.power, + dedicated_req); + chan_ass->channel_mode_1 = dedi_channel_mode(dedicated_req->tr_para.mode, + alr_data->dedi_data.temp_channel); + chan_ass->amr_configuration.noise_suppression_control_bit = dedicated_req->amr_conf.nscb; + chan_ass->amr_configuration.initial_codec_mode_indicator = dedicated_req->amr_conf.icmi; + chan_ass->amr_configuration.initial_codec_mode = dedicated_req->amr_conf.st_mode; + chan_ass->amr_configuration.active_codec_set = dedicated_req->amr_conf.acs; + /* Traces only needed for IOT session */ + TRACE_EVENT_P1("*AMR NSCB %d", chan_ass->amr_configuration.noise_suppression_control_bit); + TRACE_EVENT_P1("*AMR ICMI %d", chan_ass->amr_configuration.initial_codec_mode_indicator); + TRACE_EVENT_P1("*AMR ICM %d", chan_ass->amr_configuration.initial_codec_mode); + TRACE_EVENT_P1("*AMR ACS %d", chan_ass->amr_configuration.active_codec_set); + dedi_set_amr_conf(&chan_ass->amr_configuration, &dedicated_req->amr_conf); + chan_ass->starting_time.start_time_present = + dedicated_req->start.v_start; + chan_ass->starting_time.start_time.t1 = + dedicated_req->start.t1; + chan_ass->starting_time.start_time.t3 = + dedicated_req->start.t3; + chan_ass->starting_time.start_time.t2 = + dedicated_req->start.t2; + + if (dedicated_req->ch_type2.ch NEQ NOT_PRESENT_8BIT) + { + dedi_chan_type_sel(&dedicated_req->ch_type2, + &(chan_ass->channel_desc_1_bef_sti.chan_sel), + (T_frequency_list *)&chan_ass->frequency_list_bef_sti); + chan_ass->channel_desc_1_bef_sti.channel_type = + CH_TYPE [dedicated_req->ch_type2.ch]; + chan_ass->channel_desc_1_bef_sti.sub_channel = + SUB_TYPE [dedicated_req->ch_type2.ch]; + chan_ass->channel_desc_1_bef_sti.timeslot_no = + dedicated_req->ch_type2.tn; + chan_ass->channel_desc_1_bef_sti.tsc = + dedicated_req->ch_type2.tsc; + } + chan_ass->cipher_mode = dedicated_req->ciph.stat; + chan_ass->a5_algorithm = dedicated_req->ciph.algo; + memcpy (&chan_ass->cipher_key, dedicated_req->ciph.kc, KC_STRING_SIZE); + #ifdef FF_L23_A5_3 + dedi_cyclically_repeat_kc ((UBYTE *)&chan_ass->cipher_key, (UBYTE *)dedicated_req->ciph.kc, KLEN); + #endif + chan_ass->dtx_allowed = dedicated_req->tr_para.dtx; + + /* + * store the new configuration as temporary configuration + */ + alr_data->dedi_data.temp_bcch = dedicated_req->arfcn; + memcpy (&alr_data->dedi_data.temp_channel_desc, + &chan_ass->channel_desc_1, + sizeof (T_channel_desc)); + alr_data->dedi_data.temp_channel_mode = chan_ass->channel_mode_1; + alr_data->dedi_data.temp_frequency_list = chan_ass->frequency_list; + alr_data->dedi_data.temp_cipher_mode = chan_ass->cipher_mode; + alr_data->dedi_data.temp_a5_algorithm = chan_ass->a5_algorithm; + alr_data->dedi_data.temp_cipher_key = chan_ass->cipher_key; + alr_data->dedi_data.temp_power = chan_ass->txpwr; + alr_data->dedi_data.temp_dtx_allowed = chan_ass->dtx_allowed; + alr_data->dedi_data.act_mode = MODE_CHAN_ASSIGN; + alr_data->dedi_data.temp_amr_configuration = chan_ass->amr_configuration; + + /* + * convert channel numbers if needed + */ + if (dedi_conversion_needed ()) + { + dedi_convert_chan_desc ((T_channel_desc *)&chan_ass->channel_desc_1); + dedi_convert_chan_desc ((T_channel_desc *)&chan_ass->channel_desc_1_bef_sti); + dedi_convert_frequency_list (&chan_ass->frequency_list); + dedi_convert_frequency_list ((T_frequency_list *)&chan_ass->frequency_list_bef_sti); + } + + /* + * inform layer 1 about the new channel configuration + */ + ma_dedi_chan_ass_req (chan_ass); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_dedi | +| STATE : code ROUTINE : dedi_pdch_ass | ++--------------------------------------------------------------------+ + + PURPOSE : "Deactivation of previously assigned channels (layer1)" + according to GSM 04.18, clause 3.4.19 during a + PDCH Assignment procedure. + +*/ + +LOCAL void dedi_pdch_ass (T_MPH_DEDICATED_REQ *dedicated_req) +{ + GET_INSTANCE_DATA; + T_DEDI_DATA *d = &alr_data->dedi_data; + + /* + * The PDCH Assignment Procedure is similar to the Channel Assignment + * Procedure. Both are perfomred in dedicated state in order to switch + * to a 'new' channel. "Normal operation" is suspend during the procedure. + * In case of failure the old channel is activated and the message + * ASSIGNMENT FAILURE is sent. + */ + + ma_stop_active_procs ( STOP_PCH_READING ); + + /* Current state is now DEDI_INACTIVE. + * In Layer 1 SDCCH or TCH is stopped. In order to re-activate the channel + * (failure to TBF establishment), the Current Channel Configuration must be + * stored. This configuration will then be used to re-establish the channel. + * The Current Channel Configuration is provided in the last successful + * Immediate Assignment, Channel Assignment or Handover in the variables + * alr_data->dedi_data.act***. The re-activation can be done with the + * Immediate Assignment Procedure followed by a Channel Assignment Procedure. + * However there is the prerequisite that L1 must be in Idle Mode to perform + * Immediate Assignment. This will be achieved by sending MPH-IDLE-REQ. + */ + + d->old_channel = actual_channel; + d->old_bcch = d->act_bcch; + d->old_channel_desc = d->act_channel_desc; + d->old_channel_mode = d->act_channel_mode; + d->old_frequency_list = d->act_frequency_list; + d->old_starting_time = d->act_starting_time; + d->old_frequency_list_bef_sti = d->act_frequency_list_bef_sti; + d->old_channel_desc_bef_sti = d->act_channel_desc_bef_sti; + d->old_pwrc = d->act_pwrc; + d->old_cipher_mode = d->act_cipher_mode; + d->old_a5_algorithm = d->act_a5_algorithm; + d->old_cipher_key = d->act_cipher_key; + d->old_power = d->act_power; + d->old_dtx_allowed = d->act_dtx_allowed; + + /* + * Save the activation mode for Resume / Reconnection + */ + alr_data->dedi_data.act_mode = MODE_PDCH_ASSIGN; +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_async_handover | ++--------------------------------------------------------------------+ + + PURPOSE : Converts MPH_DEDICATED_REQ to MPHC_ASYNC_HO_REQ. + This function is used during asynchronous handover. + +*/ + +LOCAL void dedi_async_handover (T_MPH_DEDICATED_REQ * dedicated_req) +{ + GET_INSTANCE_DATA; + + PALLOC (async, MPHC_ASYNC_HO_REQ); + + ALR_EM_CONFIGURE_HANDOVER(EM_HANDOVER_ASYNC); + + memset (async, 0, sizeof (T_MPHC_ASYNC_HO_REQ)); + if (dedicated_req->ch_type.h EQ 1) + { + ALR_TRACE_DEDI ("hopping"); + /* + * new channel with frequency hopping. + */ + async->handover_command.channel_desc_1.chan_sel.h = 1; + async->handover_command.channel_desc_1.chan_sel.rf_channel.maio = + dedicated_req->ch_type.maio; + async->handover_command.channel_desc_1.chan_sel.rf_channel.hsn = + dedicated_req->ch_type.hsn; + dedi_fill_ma (dedicated_req->ch_type.ma, + &async->handover_command.frequency_list); + } + else + { + ALR_TRACE_DEDI ("no hop"); + /* + * Avoid the union in the non-hopping case. Mapping + * of arfcn to maio and hsn. + */ + async->handover_command.channel_desc_1.chan_sel.h = 0; + async->handover_command.channel_desc_1.chan_sel.rf_channel.maio = + (UBYTE)(dedicated_req->ch_type.arfcn & 0xFF); + async->handover_command.channel_desc_1.chan_sel.rf_channel.hsn = + (UBYTE)((dedicated_req->ch_type.arfcn >> 8) & 0xFF); + } + + /* + * convert the parameters to the layer 1 structure + */ + alr_data->dedi_data.temp_channel = async->handover_command.channel_desc_1.channel_type = CH_TYPE [dedicated_req->ch_type.ch]; + async->handover_command.channel_desc_1.sub_channel = SUB_TYPE [dedicated_req->ch_type.ch]; + async->handover_command.channel_desc_1.timeslot_no = dedicated_req->ch_type.tn; + async->handover_command.channel_desc_1.tsc = dedicated_req->ch_type.tsc; + async->handover_command.txpwr = cut_power_value (dedicated_req->ho_param.ho_pow, dedicated_req); + async->handover_command.ho_acc = dedicated_req->ho_param.ho_ref; + async->handover_command.starting_time.start_time_present = dedicated_req->start.v_start; + if (dedicated_req->start.v_start) + { + ALR_TRACE_DEDI ("start time"); + + async->handover_command.starting_time.start_time.t1 = dedicated_req->start.t1; + async->handover_command.starting_time.start_time.t3 = dedicated_req->start.t3; + async->handover_command.starting_time.start_time.t2 = dedicated_req->start.t2; + } + async->handover_command.cell_description.ncc = (UBYTE)(dedicated_req->bsic >> 3); + async->handover_command.cell_description.bcc = (UBYTE)(dedicated_req->bsic & 7); + async->handover_command.cell_description.bcch_carrier = ARFCN_TO_L1 (dedicated_req->arfcn); + async->handover_command.channel_mode_1 = + dedi_channel_mode (dedicated_req->tr_para.mode, + alr_data->dedi_data.temp_channel); + async->amr_configuration.noise_suppression_control_bit = dedicated_req->amr_conf.nscb; + async->amr_configuration.initial_codec_mode_indicator = dedicated_req->amr_conf.icmi; + async->amr_configuration.initial_codec_mode = dedicated_req->amr_conf.st_mode; + async->amr_configuration.active_codec_set = dedicated_req->amr_conf.acs; + /* Traces only needed for IOT session */ + TRACE_EVENT_P1("*AMR NSCB %d", async->amr_configuration.noise_suppression_control_bit); + TRACE_EVENT_P1("*AMR ICMI %d", async->amr_configuration.initial_codec_mode_indicator); + TRACE_EVENT_P1("*AMR ICM %d", async->amr_configuration.initial_codec_mode); + TRACE_EVENT_P1("*AMR ACS %d", async->amr_configuration.active_codec_set); + dedi_set_amr_conf( &async->amr_configuration, &dedicated_req->amr_conf); + + if (dedicated_req->start.v_start AND + dedicated_req->ch_type2.ch NEQ NOT_PRESENT_8BIT) + { + ALR_TRACE_DEDI ("bef sti"); + /* + * before starting time elements are available + */ + + dedi_chan_type_sel (&dedicated_req->ch_type2, + &(async->handover_command.channel_desc_1_bef_sti.chan_sel), + (T_frequency_list *)&async->handover_command.frequency_list_bef_sti); + + async->handover_command.channel_desc_1_bef_sti.channel_type = CH_TYPE [dedicated_req->ch_type2.ch]; + async->handover_command.channel_desc_1_bef_sti.sub_channel = SUB_TYPE [dedicated_req->ch_type2.ch]; + async->handover_command.channel_desc_1_bef_sti.timeslot_no = dedicated_req->ch_type2.tn; + async->handover_command.channel_desc_1_bef_sti.tsc = dedicated_req->ch_type2.tsc; + } + async->handover_command.cipher_mode = dedicated_req->ciph.stat; + async->handover_command.a5_algorithm = dedicated_req->ciph.algo; + memcpy (&async->cipher_key, dedicated_req->ciph.kc, KC_STRING_SIZE); + #ifdef FF_L23_A5_3 + dedi_cyclically_repeat_kc ((UBYTE *)&async->cipher_key, (UBYTE *)dedicated_req->ciph.kc, KLEN); + #endif + + /* + * store the new parameters as temporary configuration. + */ + alr_data->dedi_data.temp_bcch = dedicated_req->arfcn; + memcpy (&alr_data->dedi_data.temp_channel_desc, &async->handover_command.channel_desc_1, sizeof (T_channel_desc)); + alr_data->dedi_data.temp_channel_mode = async->handover_command.channel_mode_1; + alr_data->dedi_data.temp_frequency_list = async->handover_command.frequency_list; + alr_data->dedi_data.temp_cipher_mode = async->handover_command.cipher_mode; + alr_data->dedi_data.temp_a5_algorithm = async->handover_command.a5_algorithm; + alr_data->dedi_data.temp_cipher_key = async->cipher_key; + alr_data->dedi_data.temp_power = async->handover_command.txpwr; + alr_data->dedi_data.temp_bsic = dedicated_req->bsic; + alr_data->dedi_data.temp_amr_configuration = async->amr_configuration; + alr_data->dedi_data.act_mode = MODE_ASYNC_HANDOVER; + +#if defined (REL99) && defined (FF_BHO) + dedi_set_ho_type ((ULONG *)&async->fn_offset, (ULONG *)&async->time_alignmnt, &async->handover_type); +#else + nc_get_fn_time (alr_data->dedi_data.temp_bcch, (ULONG *)&async->fn_offset, (ULONG *)&async->time_alignmnt); +#endif + + /* + * convert channel numbers if needed + */ + if (dedi_conversion_needed ()) + { + dedi_convert_chan_desc ((T_channel_desc *)&async->handover_command.channel_desc_1); + dedi_convert_chan_desc ((T_channel_desc *)&async->handover_command.channel_desc_1_bef_sti); + dedi_convert_frequency_list (&async->handover_command.frequency_list); + dedi_convert_frequency_list ((T_frequency_list *)&async->handover_command.frequency_list_bef_sti); + } + /* + * forward the parameters to layer 1 + */ + ALR_TRACE_DEDI_HO_1 (dedicated_req->arfcn, + dedicated_req->bsic, + dedicated_req->start.v_start, + dedicated_req->ch_type2.ch, + dedicated_req->ch_type.ch, + dedicated_req->ch_type.tsc); + ALR_TRACE_DEDI_HO_2 (dedicated_req->ch_type.tn, + dedicated_req->ch_type.arfcn, + dedicated_req->ho_param.ho_pow, + dedicated_req->ho_param.ho_ref, + dedicated_req->ho_param.ho_acc_type, + dedicated_req->ho_param.ho_nci); + ALR_TRACE_DEDI_HO_3 (dedicated_req->tr_para.mode, + dedicated_req->tr_para.power, + dedicated_req->tr_para.dtx, + dedicated_req->tr_para.rlt, + dedicated_req->tr_para.tav, + dedicated_req->tr_para.pwrc); + ALR_TRACE_DEDI_HO_4 (dedicated_req->tr_para.mode, + dedicated_req->ciph.stat, + dedicated_req->ciph.algo); + ALR_TRACE_DEDI_HO_5 (async->handover_command.channel_desc_1.chan_sel.h, + async->handover_command.channel_desc_1.chan_sel.rf_channel.maio, + async->handover_command.channel_desc_1.chan_sel.rf_channel.hsn, + async->handover_command.channel_desc_1.channel_type, + async->handover_command.channel_desc_1.sub_channel, + async->handover_command.channel_desc_1.timeslot_no); + ALR_TRACE_DEDI_HO_6 (async->handover_command.channel_desc_1.tsc, + async->handover_command.txpwr, + async->handover_command.ho_acc, + async->handover_command.starting_time.start_time_present, + async->handover_command.cell_description.ncc, + async->handover_command.cell_description.bcc); + ALR_TRACE_DEDI_HO_7 (async->handover_command.cell_description.bcch_carrier, + async->handover_command.channel_mode_1, + async->handover_command.cipher_mode, + async->handover_command.a5_algorithm); + + ma_dedi_async_ho_req (async); +} + + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_sync_handover | ++--------------------------------------------------------------------+ + + PURPOSE : Converts MPH_DEDICATED_REQ to MPHC_SYNC_HO_REQ. + This function is used during synchronous handover. + +*/ + +LOCAL void dedi_sync_handover (T_MPH_DEDICATED_REQ *dedicated_req) +{ + GET_INSTANCE_DATA; + + PALLOC (sync, MPHC_SYNC_HO_REQ); + + ALR_EM_CONFIGURE_HANDOVER(EM_HANDOVER_SYNC); + + memset (sync, 0, sizeof (T_MPHC_SYNC_HO_REQ)); + dedi_chan_type_sel(&dedicated_req->ch_type, + &(sync->handover_command.channel_desc_1.chan_sel), + &(sync->handover_command.frequency_list)); + /* + * fill layer 1 structure with the new parameters + */ + alr_data->dedi_data.temp_channel = + sync->handover_command.channel_desc_1.channel_type = + CH_TYPE [dedicated_req->ch_type.ch]; + sync->handover_command.channel_desc_1.sub_channel = + SUB_TYPE [dedicated_req->ch_type.ch]; + sync->handover_command.channel_desc_1.timeslot_no = + dedicated_req->ch_type.tn; + sync->handover_command.channel_desc_1.tsc = dedicated_req->ch_type.tsc; + sync->handover_command.txpwr = + cut_power_value (dedicated_req->ho_param.ho_pow, dedicated_req); + sync->handover_command.ho_acc = dedicated_req->ho_param.ho_ref; + sync->handover_command.starting_time.start_time_present = + dedicated_req->start.v_start; + sync->handover_command.starting_time.start_time.t1 = + dedicated_req->start.t1; + sync->handover_command.starting_time.start_time.t3 = + dedicated_req->start.t3; + sync->handover_command.starting_time.start_time.t2 = + dedicated_req->start.t2; + + sync->nci = dedicated_req->ho_param.ho_nci; + sync->handover_command.cell_description.ncc = + (UBYTE)(dedicated_req->bsic >> 3); + sync->handover_command.cell_description.bcc = + (UBYTE)(dedicated_req->bsic & 7); + sync->handover_command.cell_description.bcch_carrier = + ARFCN_TO_L1(dedicated_req->arfcn); + sync->handover_command.channel_mode_1 = + dedi_channel_mode (dedicated_req->tr_para.mode, + alr_data->dedi_data.temp_channel); + sync->amr_configuration.noise_suppression_control_bit = dedicated_req->amr_conf.nscb; + sync->amr_configuration.initial_codec_mode_indicator = dedicated_req->amr_conf.icmi; + sync->amr_configuration.initial_codec_mode = dedicated_req->amr_conf.st_mode; + sync->amr_configuration.active_codec_set = dedicated_req->amr_conf.acs; + /* Traces only needed for IOT session */ + TRACE_EVENT_P1("*AMR NSCB %d", sync->amr_configuration.noise_suppression_control_bit); + TRACE_EVENT_P1("*AMR ICMI %d", sync->amr_configuration.initial_codec_mode_indicator); + TRACE_EVENT_P1("*AMR ICM %d", sync->amr_configuration.initial_codec_mode); + TRACE_EVENT_P1("*AMR ACS %d", sync->amr_configuration.active_codec_set); + dedi_set_amr_conf(&sync->amr_configuration, &dedicated_req->amr_conf); + dedi_chan_type_desc (dedicated_req, + (T_channel_desc_1_bef_sti *)&(sync->handover_command.channel_desc_1_bef_sti), + (T_frequency_list *)&sync->handover_command.frequency_list_bef_sti); + sync->handover_command.cipher_mode = dedicated_req->ciph.stat; + sync->handover_command.a5_algorithm = dedicated_req->ciph.algo; + memcpy (&sync->cipher_key, dedicated_req->ciph.kc, KC_STRING_SIZE); + #ifdef FF_L23_A5_3 + dedi_cyclically_repeat_kc ((UBYTE *)&sync->cipher_key, (UBYTE *)dedicated_req->ciph.kc, KLEN); + #endif + + /* + * store the new values as temporary configuration + */ + alr_data->dedi_data.temp_bcch = dedicated_req->arfcn; + memcpy (&alr_data->dedi_data.temp_channel_desc, + &sync->handover_command.channel_desc_1, + sizeof (T_channel_desc)); + alr_data->dedi_data.temp_channel_mode = + sync->handover_command.channel_mode_1; + alr_data->dedi_data.temp_frequency_list = + sync->handover_command.frequency_list; + alr_data->dedi_data.temp_cipher_mode = + sync->handover_command.cipher_mode; + alr_data->dedi_data.temp_a5_algorithm = + sync->handover_command.a5_algorithm; + alr_data->dedi_data.temp_cipher_key = + sync->cipher_key; + alr_data->dedi_data.temp_power = sync->handover_command.txpwr; + alr_data->dedi_data.temp_bsic = dedicated_req->bsic; + alr_data->dedi_data.temp_amr_configuration = sync->amr_configuration; + alr_data->dedi_data.act_mode = MODE_SYNC_HANDOVER; + +#if defined (REL99) && defined (FF_BHO) + dedi_set_ho_type ((ULONG *)&sync->fn_offset, (ULONG *)&sync->time_alignmnt, &sync->handover_type); +#else + nc_get_fn_time (alr_data->dedi_data.temp_bcch, + (ULONG *)&sync->fn_offset, + (ULONG *)&sync->time_alignmnt); +#endif + + /* + * convert channel numbers if needed + */ + if (dedi_conversion_needed ()) + { + dedi_convert_chan_desc ((T_channel_desc *)&sync->handover_command.channel_desc_1); + dedi_convert_chan_desc ((T_channel_desc *)&sync->handover_command.channel_desc_1_bef_sti); + dedi_convert_frequency_list (&sync->handover_command.frequency_list); + dedi_convert_frequency_list ((T_frequency_list *)&sync->handover_command.frequency_list_bef_sti); + } + /* + * forward the new configuration to layer 1 + */ + ma_dedi_sync_ho_req (sync); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_pre_sync_handover | ++--------------------------------------------------------------------+ + + PURPOSE : Converts MPH_DEDICATED_REQ to MPHC_PRE_SYNC_HO_REQ. + This function is used during pre-synchronous handover. + +*/ + +LOCAL void dedi_pre_sync_handover (T_MPH_DEDICATED_REQ *dedicated_req) +{ + GET_INSTANCE_DATA; + + PALLOC (presync, MPHC_PRE_SYNC_HO_REQ); + + ALR_EM_CONFIGURE_HANDOVER(EM_HANDOVER_PRE_SYNC); + + memset (presync, 0, sizeof (T_MPHC_PRE_SYNC_HO_REQ)); + dedi_chan_type_sel(&dedicated_req->ch_type, + &(presync->handover_command.channel_desc_1.chan_sel), + &(presync->handover_command.frequency_list)); + + /* + * fill layer 1 structure with the new parameters + */ + alr_data->dedi_data.temp_channel = + presync->handover_command.channel_desc_1.channel_type = + CH_TYPE [dedicated_req->ch_type.ch]; + presync->handover_command.channel_desc_1.sub_channel = + SUB_TYPE [dedicated_req->ch_type.ch]; + presync->handover_command.channel_desc_1.timeslot_no = + dedicated_req->ch_type.tn; + presync->handover_command.channel_desc_1.tsc = dedicated_req->ch_type.tsc; + presync->handover_command.txpwr = + cut_power_value (dedicated_req->ho_param.ho_pow, dedicated_req); + presync->handover_command.ho_acc = dedicated_req->ho_param.ho_ref; + presync->handover_command.starting_time.start_time_present = + dedicated_req->start.v_start; + presync->handover_command.starting_time.start_time.t1 = + dedicated_req->start.t1; + presync->handover_command.starting_time.start_time.t3 = + dedicated_req->start.t3; + presync->handover_command.starting_time.start_time.t2 = + dedicated_req->start.t2; + presync->handover_command.cell_description.ncc = + (UBYTE)(dedicated_req->bsic >> 3); + presync->handover_command.cell_description.bcc = + (UBYTE)(dedicated_req->bsic & 7); + presync->handover_command.cell_description.bcch_carrier = + ARFCN_TO_L1(dedicated_req->arfcn); + presync->nci = dedicated_req->ho_param.ho_nci; + presync->handover_command.channel_mode_1 = + dedi_channel_mode (dedicated_req->tr_para.mode, + alr_data->dedi_data.temp_channel); + presync->amr_configuration.noise_suppression_control_bit = dedicated_req->amr_conf.nscb; + presync->amr_configuration.initial_codec_mode_indicator = dedicated_req->amr_conf.icmi; + presync->amr_configuration.initial_codec_mode = dedicated_req->amr_conf.st_mode; + presync->amr_configuration.active_codec_set = dedicated_req->amr_conf.acs; + /* Traces only needed for IOT session */ + TRACE_EVENT_P1("*AMR NSCB %d", presync->amr_configuration.noise_suppression_control_bit); + TRACE_EVENT_P1("*AMR ICMI %d", presync->amr_configuration.initial_codec_mode_indicator); + TRACE_EVENT_P1("*AMR ICM %d", presync->amr_configuration.initial_codec_mode); + TRACE_EVENT_P1("*AMR ACS %d", presync->amr_configuration.active_codec_set); + dedi_set_amr_conf(&presync->amr_configuration, &dedicated_req->amr_conf); + presync->timing_advance_valid = TRUE; + presync->timing_advance = dedicated_req->tr_para.tav; + + dedi_chan_type_desc (dedicated_req, + (T_channel_desc_1_bef_sti *)&(presync->handover_command.channel_desc_1_bef_sti), + (T_frequency_list *)&presync->handover_command.frequency_list_bef_sti); + presync->handover_command.cipher_mode = dedicated_req->ciph.stat; + presync->handover_command.a5_algorithm = dedicated_req->ciph.algo; + memcpy (&presync->cipher_key, dedicated_req->ciph.kc, KC_STRING_SIZE); + #ifdef FF_L23_A5_3 + dedi_cyclically_repeat_kc ((UBYTE *)&presync->cipher_key, (UBYTE *)dedicated_req->ciph.kc, KLEN); + #endif + + /* + * store the new parameters as temporary configuration. + */ + alr_data->dedi_data.temp_bcch = dedicated_req->arfcn; + memcpy (&alr_data->dedi_data.temp_channel_desc, + &presync->handover_command.channel_desc_1, + sizeof (T_channel_desc)); + alr_data->dedi_data.temp_channel_mode = + presync->handover_command.channel_mode_1; + alr_data->dedi_data.temp_frequency_list = + presync->handover_command.frequency_list; + alr_data->dedi_data.temp_cipher_mode = + presync->handover_command.cipher_mode; + alr_data->dedi_data.temp_a5_algorithm = + presync->handover_command.a5_algorithm; + alr_data->dedi_data.temp_cipher_key = + presync->cipher_key; + alr_data->dedi_data.temp_power = presync->handover_command.txpwr; + alr_data->dedi_data.temp_bsic = dedicated_req->bsic; + alr_data->dedi_data.temp_amr_configuration = presync->amr_configuration; + alr_data->dedi_data.act_mode = MODE_PRE_SYNC_HANDOVER; + +#if defined (REL99) && defined (FF_BHO) + dedi_set_ho_type ((ULONG *)&presync->fn_offset, + (ULONG *)&presync->time_alignmnt, &presync->handover_type); +#else + nc_get_fn_time (alr_data->dedi_data.temp_bcch, + (ULONG *)&presync->fn_offset, + (ULONG *)&presync->time_alignmnt); +#endif + + /* + * convert channel numbers if needed + */ + if (dedi_conversion_needed ()) + { + dedi_convert_chan_desc ((T_channel_desc *)&presync->handover_command.channel_desc_1); + dedi_convert_chan_desc ((T_channel_desc *)&presync->handover_command.channel_desc_1_bef_sti); + dedi_convert_frequency_list (&presync->handover_command.frequency_list); + dedi_convert_frequency_list ((T_frequency_list *)&presync->handover_command.frequency_list_bef_sti); + } + /* + * forward the parameters to layer 1 + */ + ma_dedi_pre_sync_ho_req (presync); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_freq_redef_req | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_freq_redef_req from SDL Process + alr_MAIN. + This function is used during frequency redefinition. + +*/ + +GLOBAL void dedi_freq_redef_req (T_MPH_FREQ_REDEF_REQ *freq) +{ + GET_INSTANCE_DATA; + PALLOC (change, MPHC_CHANGE_FREQUENCY); + + ALR_EM_CONFIGURE_FREQUENCY_REDEFINITION; + + memset (change, 0, sizeof (T_MPHC_CHANGE_FREQUENCY)); + dedi_chan_type_sel(&freq->ch_type, + &(change->channel_desc.chan_sel), + &change->frequency_list); + + /* + * fill layer 1 structure with the parameters. + */ + change->channel_desc.channel_type = CH_TYPE [freq->ch_type.ch]; + change->channel_desc.sub_channel = SUB_TYPE [freq->ch_type.ch]; + change->channel_desc.timeslot_no = freq->ch_type.tn; + change->channel_desc.tsc = freq->ch_type.tsc; + change->starting_time.start_time_present = freq->start.v_start; + change->starting_time.start_time.t1 = freq->start.t1; + change->starting_time.start_time.t3 = freq->start.t3; + change->starting_time.start_time.t2 = freq->start.t2; + + /* + * store new values as temporary configuration + */ + alr_data->dedi_data.redef_channel_desc = change->channel_desc; + alr_data->dedi_data.redef_frequency_list = change->frequency_list; + alr_data->dedi_data.redef_starting_time = change->starting_time; + + /* + * convert channel numbers if needed + */ + if (dedi_conversion_needed ()) + { + dedi_convert_chan_desc (&change->channel_desc); + dedi_convert_frequency_list (&change->frequency_list); + } + /* + * forward parameters to layer 1 + */ + ma_dedi_change_freq_req (change); + +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_chan_mode_req | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_chan_mode_req from SDL Process + alr_MAIN. + This function is used during channel mode modify procedure. + +*/ + +GLOBAL void dedi_chan_mode_req (T_MPH_CHANNEL_MODE_REQ *ch_mode) +{ + GET_INSTANCE_DATA; + int i; + PALLOC (chm, MPHC_CHANNEL_MODE_MODIFY_REQ); + + ALR_EM_CONFIGURE_CHANNEL_MODE_MODIFY; + + memset (chm, 0, sizeof (T_MPHC_CHANNEL_MODE_MODIFY_REQ)); + /* + * convert parameters + */ + chm->sub_channel = SUB_TYPE [ch_mode->ch]; + alr_data->dedi_data.act_channel_mode = + chm->channel_mode = dedi_channel_mode (ch_mode->mode, + actual_channel); + + /* + * set multirate configuration parameters + */ + if(ch_mode->mode EQ CM_AMR) + { + alr_data->dedi_data.act_amr_configuration.noise_suppression_control_bit = + chm->amr_configuration.noise_suppression_control_bit = ch_mode->amr_conf.nscb; + alr_data->dedi_data.act_amr_configuration.initial_codec_mode_indicator = + chm->amr_configuration.initial_codec_mode_indicator = ch_mode->amr_conf.icmi; + alr_data->dedi_data.act_amr_configuration.initial_codec_mode = + chm->amr_configuration.initial_codec_mode = ch_mode->amr_conf.st_mode; + alr_data->dedi_data.act_amr_configuration.active_codec_set = + chm->amr_configuration.active_codec_set = ch_mode->amr_conf.acs; + + /* Traces only needed for IOT session */ + TRACE_EVENT_P1("*AMR NSCB %d", chm->amr_configuration.noise_suppression_control_bit); + TRACE_EVENT_P1("*AMR ICMI %d", chm->amr_configuration.initial_codec_mode_indicator); + TRACE_EVENT_P1("*AMR ICM %d", chm->amr_configuration.initial_codec_mode); + TRACE_EVENT_P1("*AMR ACS %d", chm->amr_configuration.active_codec_set); + for (i=0; i<ch_mode->amr_conf.c_cod_prop; i++) + { + memcpy(&alr_data->dedi_data.act_amr_configuration.threshold[i], &ch_mode->amr_conf.cod_prop[i].codec_thr, 1); + memcpy(&alr_data->dedi_data.act_amr_configuration.hysteresis[i], &ch_mode->amr_conf.cod_prop[i].codec_hyst, 1); + + memcpy(&chm->amr_configuration.threshold[i], &ch_mode->amr_conf.cod_prop[i].codec_thr, 1); + memcpy(&chm->amr_configuration.hysteresis[i], &ch_mode->amr_conf.cod_prop[i].codec_hyst, 1); + TRACE_EVENT_P2("*AMR threshold[%d] %d", i, chm->amr_configuration.threshold[i]); + TRACE_EVENT_P2("*AMR hysteresis[%d] %d", i, chm->amr_configuration.hysteresis[i]); + } + } + + /* + * forward new channel mode to layer 1 + */ + ma_dedi_chan_mode_req (chm); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_ciph_req | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_ciph_req from SDL Process + alr_MAIN. + This function is used during cipher mode setting procedure. + +*/ + +GLOBAL void dedi_ciph_req (T_MPH_CIPHERING_REQ *ciph_req) +{ + GET_INSTANCE_DATA; + PALLOC (set_ciph, MPHC_SET_CIPHERING_REQ); + + ALR_EM_CONFIGURE_CIPHER_MODE_SETTING; + + memset (set_ciph, 0, sizeof (T_MPHC_SET_CIPHERING_REQ)); + /* + * convert the parameters to the layer 1 structure + */ + set_ciph->cipher_mode = ciph_req->ciph.stat; + set_ciph->a5_algorithm = ciph_req->ciph.algo; + memcpy (set_ciph->new_ciph_param.A, ciph_req->ciph.kc, KC_STRING_SIZE); + #ifdef FF_L23_A5_3 + dedi_cyclically_repeat_kc ((UBYTE *)set_ciph->new_ciph_param.A, (UBYTE *)ciph_req->ciph.kc, KLEN); + #endif + + + + alr_data->dedi_data.act_cipher_mode = set_ciph->cipher_mode; + alr_data->dedi_data.act_a5_algorithm = set_ciph->a5_algorithm; + memcpy (&alr_data->dedi_data.act_cipher_key, + &set_ciph->new_ciph_param, KC_STRING_SIZE); + #ifdef FF_L23_A5_3 + dedi_cyclically_repeat_kc ((UBYTE *)&alr_data->dedi_data.act_cipher_key, + (UBYTE *)&set_ciph->new_ciph_param, KLEN); + #endif + + /* + * forward the parameters to layer 1 + */ + ma_dedi_ciph_req (set_ciph); +} + + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_imm_ass_cnf | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_imm_ass_cnf from SDL process + Main_Control. + Layer 1 confirms the configuration of a dedicated + channel during the immediate assignment procedure. + +*/ + +GLOBAL void dedi_imm_ass_cnf (void) +{ + GET_INSTANCE_DATA; + T_DEDI_DATA * d = &alr_data->dedi_data; + + if (GET_STATE (STATE_DEDI) EQ DEDI_IMM_ASS) + { + /* + * the response of layer 1 is expected + */ + ma_clean_dedi_sys_buffer (); + SET_STATE (STATE_DEDI, DEDI_ACTIVE); + /* + * store temporary parameters as actual channel configuration + */ + d->act_bcch = d->temp_bcch; + d->act_channel_desc = d->temp_channel_desc; + d->act_channel_mode = d->temp_channel_mode; + d->act_frequency_list = d->temp_frequency_list; + d->act_starting_time = d->temp_starting_time; + d->act_frequency_list_bef_sti = d->temp_frequency_list_bef_sti; + d->act_channel_desc_bef_sti = d->temp_channel_desc_bef_sti; + d->act_pwrc = d->temp_pwrc; + d->act_cipher_mode = d->temp_cipher_mode; + d->act_a5_algorithm = d->temp_a5_algorithm; + d->act_cipher_key = d->temp_cipher_key; + d->act_power = cut_power_value (alr_data->rach_data.max_tx_pwr_ccch, NULL); + /* + * Send a MPH_DEDICATED_CNF to RR to + * start the establishment of the + * layer 2 connection. + */ + ma_dedi_cnf (DEDICATED_SUCCESS); + } + else + if (GET_STATE (STATE_DEDI) EQ DEDI_IMM_ASS_RECONN) + { + ma_clean_dedi_sys_buffer (); + dedi_chan_ass_fail(); /* act_mode will take on MODE_CHAN_ASS_FAIL */ + SET_STATE (STATE_DEDI, DEDI_ACTIVE); + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_change_freq_cnf | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_change_freq_cnf from SDL process + Main_Control. + Layer 1 confirms setting of the new parameters during + a frequency redefinition procedure. +*/ + +GLOBAL void dedi_change_freq_cnf (void) +{ + GET_INSTANCE_DATA; + T_DEDI_DATA *d = &alr_data->dedi_data; + + d->act_channel_desc = d->redef_channel_desc; + d->act_frequency_list = d->redef_frequency_list; + memset (&d->redef_channel_desc, 0, sizeof (T_channel_desc)); + memset (&d->redef_frequency_list, 0, sizeof (T_frequency_list)); + memset (&d->redef_starting_time, 0, sizeof (T_starting_time)); + ma_clean_dedi_sys_buffer (); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_chan_ass_cnf | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_chan_ass_cnf from SDL process + Main_Control. + Layer 1 confirms setting of a new channel configuration + during a channel assignment procedure. + +*/ + +GLOBAL void dedi_chan_ass_cnf (void) +{ + GET_INSTANCE_DATA; + if (GET_STATE (STATE_DEDI) EQ DEDI_ACTIVE) + { + if (alr_data->dedi_data.act_mode EQ MODE_CHAN_ASSIGN) + { + /* + * the response of layer 1 was exspected in the + * positive case of switching to a new channel. + */ + T_DEDI_DATA *d = &alr_data->dedi_data; + + /* + * store actual parameters as old parameters + */ + d->old_channel = actual_channel; + d->old_bcch = d->act_bcch; + d->old_channel_desc = d->act_channel_desc; + d->old_channel_mode = d->act_channel_mode; + d->old_frequency_list = d->act_frequency_list; + d->old_cipher_mode = d->act_cipher_mode; + d->old_a5_algorithm = d->act_a5_algorithm; + d->old_cipher_key = d->act_cipher_key; + d->old_power = d->act_power; + d->old_dtx_allowed = d->act_dtx_allowed; + d->old_amr_configuration = d->act_amr_configuration; + + /* + * store temporary parameters as actual channel configuration + */ + actual_channel = d->temp_channel; + d->act_bcch = d->temp_bcch; + d->act_channel_desc = d->temp_channel_desc; + d->act_channel_mode = d->temp_channel_mode; + d->act_frequency_list = d->temp_frequency_list; + d->act_cipher_mode = d->temp_cipher_mode; + d->act_a5_algorithm = d->temp_a5_algorithm; + d->act_cipher_key = d->temp_cipher_key; + d->act_power = d->temp_power; + d->act_dtx_allowed = d->temp_dtx_allowed; + d->act_amr_configuration = d->temp_amr_configuration; + ma_dedi_cnf (DEDICATED_SUCCESS); + } + else + /* + * the response of layer 1 was exspected in the + * negative case of switching to the old channel. + */ + { + ma_dedi_fail_cnf (); + memset (&alr_data->dedi_data.redef_channel_desc, 0, sizeof (T_channel_desc)); + memset (&alr_data->dedi_data.redef_frequency_list, 0, sizeof (T_frequency_list)); + memset (&alr_data->dedi_data.redef_starting_time, 0, sizeof (T_starting_time)); + } + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_ho_fail_cnf | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_ho_fail_cnf from SDL process + Main_Control. + Layer 1 signals that the handover has failed. + +*/ + +GLOBAL void dedi_ho_fail_cnf (void) +{ + GET_INSTANCE_DATA; + /* + * recalculate all timing advances to the old bcch. + */ + nc_update_list (alr_data->dedi_data.act_bcch); + /* + * signal dedicated failure to RR + */ + nc_resume_dedicated(); + ma_dedi_fail_cnf (); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_fill_ma | ++--------------------------------------------------------------------+ + + PURPOSE : Fills a frequency list for layer 1. + Condatīs representation is a list of USHORT with + 0xFFFF as delimiter. + TIīs representation is different from this. + +*/ + +LOCAL void dedi_fill_ma (USHORT * ma, + T_frequency_list * rf) +{ + UBYTE i = 0; + + memset (rf, 0, sizeof (T_frequency_list)); + + while (ma[i] NEQ NOT_PRESENT_16BIT AND + i < MAX_MA_CARRIER) + { + rf->rf_chan_no.radio_freq[i] = ma[i]; + i++; + rf->rf_chan_cnt++; + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_tch_loop_req | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_tch_loop_req from SDL Process + alr_MAIN. + +*/ + +GLOBAL void dedi_tch_loop_req (T_MPH_TCH_LOOP_REQ *tloop) +{ + GET_INSTANCE_DATA; + if (tloop->tch_loop EQ NOT_PRESENT_8BIT) + { + /* + * Open TCH loop + */ + ma_dedi_open_tch_loop_req (); +#ifdef FF_EM_MODE + ALR_EM_CONFIGURE_TCH_LOOP(EM_TCH_OPEN); +#endif + } + else + { + /* + * Close TCH loop + */ + PALLOC (loop, OML1_CLOSE_TCH_LOOP_REQ); + + /* + * Format of tch_loop in according to 3GPP 04.14, 8.1 CLOSE_TCH_LOOP_CMD + */ + loop->sub_channel = alr_data->dedi_data.act_channel_desc.sub_channel; + loop->frame_erasure = tloop->tch_loop; + + ma_dedi_close_tch_loop_req (loop); +#ifdef FF_EM_MODE + ALR_EM_CONFIGURE_TCH_LOOP(EM_TCH_CLOSE); +#endif + } +} + + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_dai_req | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_dai_req from SDL Process + alr_MAIN. + RR requests configuration of the digital audio interface. + +*/ + +GLOBAL void dedi_dai_req (T_MPH_DAI_REQ * dai) +{ + + if (dai->device EQ DAI_NO_TEST) + { + /* + * Stop DAI test + */ + ma_dedi_stop_dai_req (); + + ALR_EM_CONFIGURE_DAI_TESTING(EM_DAI_STOP); + + } + else + { + PALLOC (dai_req, OML1_START_DAI_TEST_REQ); + + /* + * Start DAI test + */ + dai_req->tested_device = dai->device; + ma_dedi_start_dai_req (dai_req); + + ALR_EM_CONFIGURE_DAI_TESTING(EM_DAI_START); + + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_channel_mode | ++--------------------------------------------------------------------+ + + PURPOSE : The function converts the channel mode representation + from Condatīs notation (equal to GSM) to TIīs values. + +*/ + +LOCAL UBYTE dedi_channel_mode (UBYTE channel_mode, UBYTE channel_type) +{ + switch (channel_mode) + { + case MODE_SIG_ONLY: /* signalling only */ + return CM_SIGNALLING_ONLY; + + case MODE_SPEECH_VER1: /* Speech */ + if (channel_type EQ CH_TYPE[TCH_F_INDEX]) /* TCH fullrate */ + return CM_TCH_FS; /* TCH fullrate speech */ + else + return CM_TCH_HS; /* TCH halfrate speech */ + + case MODE_DATA_12_0: /* Data 12 k */ + return CM_TCH_96; + + case MODE_DATA_6_0: /* Data 6 k */ + if (channel_type EQ CH_TYPE[TCH_F_INDEX]) /* TCH fullrate */ + return CM_TCH_F_48; /* TCH fullrate data 6 k */ + else + return CM_TCH_H_48; /* TCH halfrate data 6 k */ + + case MODE_DATA_3_6: /* Data 3.6 k */ + if (channel_type EQ CH_TYPE[TCH_F_INDEX]) /* TCH fullrate */ + return CM_TCH_F_24; /* TCH fullrate data 3.6 k */ + else + return CM_TCH_H_24; /* TCH halfrate data 3.6 k */ + + case MODE_DATA_14_5: /* Data 14.5 k */ + return CM_TCH_144; /* TCH fullrate data 14.5 k*/ + + case MODE_SPEECH_VER2: /* enhanced full rate */ + return CM_TCH_EFR; + + case MODE_SPEECH_VER3: /* adaptiv multi-rate */ + if (channel_type EQ CH_TYPE[TCH_F_INDEX]) /* TCH fullrate */ + return CM_TCH_AFS; /* TCH/AFS fullrate */ + else + return CM_TCH_AHS; /* TCH/AHS halfrate */ + + default: + return CM_SIGNALLING_ONLY; /* all other set to signalling only */ + } +} + +/* ++------------------------------ --------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_increment_rlt | ++--------------------------------------------------------------------+ + + PURPOSE : A valid block has received on SACCH. The radio + link counter is incremented if possible. + +*/ + +GLOBAL void dedi_increment_rlt (void) +{ + GET_INSTANCE_DATA; + /* + * increase radio link timeout counter if necessary + */ + if (alr_data->dedi_data.act_rlt NEQ alr_data->dedi_data.rlt) + { + alr_data->dedi_data.act_rlt += 2; + + if (alr_data->dedi_data.act_rlt > alr_data->dedi_data.rlt) + alr_data->dedi_data.act_rlt = alr_data->dedi_data.rlt; +#if !defined NTRACE + trc_mon_counter_dedi (alr_data->dedi_data.act_rlt, + alr_data->dedi_data.rlt); +#endif /* (!defined NTRACE) */ + + ALR_EM_SET_EM_ACT_RLT; + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_decrement_rlt | ++--------------------------------------------------------------------+ + + PURPOSE : An invalid block has received on SACCH. The radio + link counter is decremented. If the value is zero + an error indication is send to RR. +*/ + +GLOBAL void dedi_decrement_rlt (void) +{ + GET_INSTANCE_DATA; + + /* + * invalid block received. Decrement radio link timeout counter. + */ + if (alr_data->dedi_data.act_rlt > 1) + { +#if !defined NTRACE + trc_mon_counter_dedi (alr_data->dedi_data.act_rlt, + alr_data->dedi_data.rlt); +#endif /* (!defined NTRACE */ + alr_data->dedi_data.act_rlt--; + + ALR_EM_SET_EM_ACT_RLT; + + } + else + { + /* + * radio link failure detected + */ + ma_error_ind (CS_RADIO_LINK_FAIL, alr_data->serving_cell); + alr_data->dedi_data.act_rlt = alr_data->dedi_data.rlt; +#if !defined NTRACE + trc_mon_counter_dedi (alr_data->dedi_data.act_rlt, + alr_data->dedi_data.rlt); +#endif + + ALR_EM_SET_EM_ACT_RLT; + + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_convert_frequency_list| ++--------------------------------------------------------------------+ + + PURPOSE : converts the channel numbers of a frequency list + in the non-hopping case for DCS 1800 channel numbers + in the dualband variants. +*/ + +LOCAL void dedi_convert_frequency_list (T_frequency_list * frequency_list) +{ + UBYTE i, j; + + i = (UBYTE)frequency_list->rf_chan_cnt; + + if (i >= 64) + i = 63; + + ALR_TRACE_DEDI ("-----------"); + + for (j = 0; j < i; j++) + { + ALR_TRACE_DEDI_FREQ_LIST (); + + frequency_list->rf_chan_no.radio_freq[j] = + ARFCN_TO_L1 (frequency_list->rf_chan_no.radio_freq[j]); + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : ALR_DEDI | +| STATE : code ROUTINE : dedi_stop | ++--------------------------------------------------------------------+ + + PURPOSE : Process signal dedi_stop from SDL process Main_Control. + This signal stops all dedicated activities of ALR. + +*/ + +GLOBAL void dedi_stop (void) +{ + GET_INSTANCE_DATA; + if (GET_STATE (STATE_DEDI) NEQ DEDI_INACTIVE) + { + /* + * if dedicated mode is active, + * the process and layer 1 are set to idle. + */ + SET_STATE (STATE_DEDI, DEDI_INACTIVE); + ma_dedi_stop_req (); + alr_data->dedi_data.act_mode = NOT_PRESENT_8BIT; + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_convert_chan_desc | ++--------------------------------------------------------------------+ + + PURPOSE : converts the channel number of a channel description + in the non-hopping case for DCS 1800 channel numbers + in the dualband variants. +*/ + +LOCAL void dedi_convert_chan_desc (T_channel_desc * channel_desc) +{ + USHORT channel; + + if (channel_desc->chan_sel.h EQ 0) + { + channel = (USHORT)(channel_desc->chan_sel.rf_channel.maio + + (channel_desc->chan_sel.rf_channel.hsn << 8)); + channel_desc->chan_sel.rf_channel.maio = + (UBYTE)(ARFCN_TO_L1(channel) & 0xFF); + channel_desc->chan_sel.rf_channel.hsn = + (UBYTE)(ARFCN_TO_L1(channel) >> 8); + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_conversion_needed | ++--------------------------------------------------------------------+ + + PURPOSE : Checks whether conversion is needed or not. + +*/ + +LOCAL UBYTE dedi_conversion_needed (void) +{ +#ifdef TI_PS_FF_QUAD_BAND_SUPPORT + if ((std EQ STD_1900) OR + (std EQ STD_850_900_1900) OR + (std EQ STD_900_1900) OR +#else + if ((std EQ STD_EGSM) OR + (std EQ STD_DUAL) OR + (std EQ STD_DUAL_EGSM) OR +#endif + (std EQ STD_DUAL_US)) + return TRUE; + else + return FALSE; +} + +#if defined (REL99) && defined (FF_BHO) +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_reset_bho_data | ++--------------------------------------------------------------------+ + + PURPOSE : To reset Blind handover variables in ALR context. +*/ +LOCAL void dedi_reset_bho_data(void) +{ + GET_INSTANCE_DATA; + alr_data->dedi_data.ho_type = HOT_NONE; + alr_data->dedi_data.bho_cell_index = NOT_PRESENT_16BIT; +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : GSM-PS (8403) MODULE : alr_DEDI | +| STATE : code ROUTINE : dedi_set_ho_type | ++--------------------------------------------------------------------+ + + PURPOSE : To reset Blind handover variables in ALR context. +*/ +LOCAL void dedi_set_ho_type(ULONG *fn, ULONG *tn, UBYTE *ho_type) +{ + GET_INSTANCE_DATA; + if(nc_get_fn_time (alr_data->dedi_data.temp_bcch, fn, tn)) + { + *ho_type = HOT_REGULAR; + alr_data->dedi_data.ho_type = HOT_REGULAR; + } + else + { + /*Setting Handover type as blind handover*/ + *ho_type = HOT_BLIND; + alr_data->dedi_data.ho_type = HOT_BLIND; + TRACE_EVENT("Handover Type is Blind"); + } +} +#endif + + +/* ++--------------------------------------------------------------------+ +| PROJECT : MODULE : alr_DEDI | +| STATE :code ROUTINE : dedi_chan_type_sel | ++--------------------------------------------------------------------+ + + PURPOSE : Function replacing the common code from + "_chan_ass, _sync_handover, _pre__sync_handover & + _freq_redef_req" functions. + +*/ +LOCAL void dedi_chan_type_sel (T_ch_type *ch_type, + T_chan_sel *chan_sel, + T_frequency_list *frequency_list) +{ + ALR_TRACE_DEDI ("dedi_chan_type_sel"); + if (ch_type->h EQ 1) + { + /* + * with frequency hopping + */ + chan_sel->h = 1; + chan_sel->rf_channel.maio = ch_type->maio; + chan_sel->rf_channel.hsn = ch_type->hsn; + dedi_fill_ma (ch_type->ma, frequency_list); + } + else + { + /* + * Avoid the union in the non-hopping case and + * map arfcn to maio and hsn. + */ + chan_sel->h = 0; + chan_sel->rf_channel.maio = (UBYTE)((ch_type->arfcn) & 0xFF); + chan_sel->rf_channel.hsn = (UBYTE)(((ch_type->arfcn) >> 8) & 0xFF); + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : MODULE : alr_DEDI | +| STATE :code ROUTINE : dedi_chan_type_desc | ++--------------------------------------------------------------------+ + + PURPOSE : Function replacing the common code from + "_chan_ass, _sync_handover, _pre__sync_handover & + _freq_redef_req" functions. + +*/ + +LOCAL void dedi_chan_type_desc (T_MPH_DEDICATED_REQ *dedicated_req, + T_channel_desc_1_bef_sti *channel_desc_1_bef_sti, + T_frequency_list *frequency_list_bef_sti) +{ + ALR_TRACE_DEDI ("dedi_chan_type_desc"); + if (dedicated_req->start.v_start AND + dedicated_req->ch_type2.ch NEQ NOT_PRESENT_8BIT) + { + if(dedicated_req->ch_type2.h EQ 1) + { + channel_desc_1_bef_sti->chan_sel.h = 1; + channel_desc_1_bef_sti->chan_sel.rf_channel.maio = dedicated_req->ch_type2.maio; + channel_desc_1_bef_sti->chan_sel.rf_channel.hsn = dedicated_req->ch_type2.hsn; + dedi_fill_ma (dedicated_req->ch_type2.ma, frequency_list_bef_sti); + } + else + { + /* + *nAvoid the union !!! + */ + channel_desc_1_bef_sti->chan_sel.h = 0; + channel_desc_1_bef_sti->chan_sel.rf_channel.maio = + (UBYTE)(dedicated_req->ch_type2.arfcn & 0xFF); + channel_desc_1_bef_sti->chan_sel.rf_channel.hsn = + (UBYTE)((dedicated_req->ch_type2.arfcn >> 8) & 0xFF); + } + channel_desc_1_bef_sti->channel_type = CH_TYPE [dedicated_req->ch_type2.ch]; + channel_desc_1_bef_sti->sub_channel = SUB_TYPE [dedicated_req->ch_type2.ch]; + channel_desc_1_bef_sti->timeslot_no = dedicated_req->ch_type2.tn; + channel_desc_1_bef_sti->tsc = dedicated_req->ch_type2.tsc; + } +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : MODULE : alr_DEDI | +| STATE :code ROUTINE : dedi_ho_cnf | ++--------------------------------------------------------------------+ + + PURPOSE : Function replacing the common code from + "pre_sync, async & sync _ho_cnf" functions. + +*/ +GLOBAL void dedi_ho_cnf (T_HO_TYPE ho_type) +{ + GET_INSTANCE_DATA; + T_DEDI_DATA *d = &alr_data->dedi_data; + ALR_TRACE_DEDI ("dedi_ho_conf"); + /* + * All timing advances are now calculated relative + * to the new dedicated channel only in case of Regular HO. + * In case of Blind HO, timing info will be updated when received + * from L1 in HO_FINISHED primitive. + */ +#if defined (REL99) && defined (FF_BHO) + if (alr_data->dedi_data.ho_type EQ HOT_REGULAR ) +#endif + nc_update_list (alr_data->dedi_data.temp_bcch); + ma_clean_dedi_sys_buffer (); + /* + * store actual parameters as old parameters + */ + d->old_channel = actual_channel; + d->old_bcch = d->act_bcch; + d->old_bsic = alr_data->bsic; + d->old_channel_desc = d->act_channel_desc; + d->old_channel_mode = d->act_channel_mode; + d->old_frequency_list = d->act_frequency_list; + d->old_cipher_mode = d->act_cipher_mode; + d->old_a5_algorithm = d->act_a5_algorithm; + d->old_cipher_key = d->act_cipher_key; + d->old_power = d->act_power; + d->old_amr_configuration = d->act_amr_configuration; + /* + * store temporary parameters as actual channel configuration + */ + actual_channel = d->temp_channel; + + alr_data->serving_cell = d->act_bcch = d->temp_bcch; + alr_data->sc_band = get_band(d->act_bcch); + alr_data->bsic = alr_data->dedi_data.temp_bsic; + d->act_channel_desc = d->temp_channel_desc; + d->act_channel_mode = d->temp_channel_mode; + d->act_frequency_list = d->temp_frequency_list; + d->act_cipher_mode = d->temp_cipher_mode; + d->act_a5_algorithm = d->temp_a5_algorithm; + d->act_cipher_key = d->temp_cipher_key; + d->act_power = d->temp_power; + if (ho_type EQ HO_TYPE_SYNC) + d->act_amr_configuration = d->temp_amr_configuration; + else if (ho_type EQ HO_TYPE_PRE_SYNC OR ho_type EQ HO_TYPE_ASYNC) + d->old_amr_configuration = d->act_amr_configuration; + if (alr_data->nc_data.dtx) + nc_update_dedicated (alr_data->nc_data.dtx, + alr_data->nc_data.pwrc); +#if defined (REL99) && defined (FF_BHO) + if (alr_data->dedi_data.ho_type EQ HOT_REGULAR ) +#endif + nc_resume_dedicated(); +} + +/* ++--------------------------------------------------------------------+ +| PROJECT : MODULE : alr_DEDI | +| STATE :code ROUTINE : dedi_set_amr_conf | ++--------------------------------------------------------------------+ + + PURPOSE : Function replacing the common code for "amr_conf". + +*/ + +LOCAL void dedi_set_amr_conf (T_amr_configuration *amr_con, T_amr_conf *amr_conf) +{ + UBYTE i; + ALR_TRACE_DEDI ("dedi_set_amr_conf"); + for (i=0; i<amr_conf->c_cod_prop; i++) + { + memcpy(&(amr_con->threshold[i]), &amr_conf->cod_prop[i].codec_thr, 1); + memcpy(&(amr_con->hysteresis[i]), &amr_conf->cod_prop[i].codec_hyst, 1); + TRACE_EVENT_P2("*AMR threshold[%d] %d", i, amr_con->threshold[i]); + TRACE_EVENT_P2("*AMR hysteresis[%d] %d", i, amr_con->hysteresis[i]); + } +} +#endif