FreeCalypso > hg > fc-selenite
view src/g23m-gprs/grr/grr_pgs.c @ 65:3ba29033523a
src/cs/drivers/drv_app/ffs/board/core.h: slight reordering to pass gcc
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 20 Jul 2018 00:13:49 +0000 |
parents | d393cd9bb723 |
children |
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/* +----------------------------------------------------------------------------- | Project : GPRS (8441) | Modul : GRR +----------------------------------------------------------------------------- | 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 module implements signal handler functions for service | PG of entity GRR. +----------------------------------------------------------------------------- */ #ifndef GRR_PGS_C #define GRR_PGS_C #endif #define ENTITY_GRR /*==== INCLUDES =============================================================*/ #include "typedefs.h" /* to get Condat data types */ #include "vsi.h" /* to get a lot of macros */ #include "macdef.h" #include "gprs.h" #include "gsm.h" /* to get a lot of macros */ #include "ccdapi.h" /* to get CCD API */ #include "cnf_grr.h" /* to get cnf-definitions */ #include "mon_grr.h" /* to get mon-definitions */ #include "prim.h" /* to get the definitions of used SAP and directions */ #include "message.h" #include "grr.h" /* to get the global entity definitions */ #include "grr_ctrls.h" /* */ #include "grr_f.h" /* to get the global functions */ #include "grr_pgf.h" /* */ /*==== CONST ================================================================*/ /*==== LOCAL VARS ===========================================================*/ /*==== PRIVATE FUNCTIONS ====================================================*/ /*==== PUBLIC FUNCTIONS =====================================================*/ /* +------------------------------------------------------------------------------ | Function : sig_ctrl_pg_start +------------------------------------------------------------------------------ | Description : Handles the internal signal SIG_CTRL_PG_START | PG has to manage the paging procedures according to network mode | and presence of PBCCH channel | Parameters : void | +------------------------------------------------------------------------------ */ GLOBAL void sig_ctrl_pg_start ( void ) { TRACE_ISIG( "sig_ctrl_pg_start" ); switch( GET_STATE( PG ) ) { case PG_TRANSFER: TRACE_ERROR("SIG_CTRL_PG_START not expected in transfer mode"); break; case PG_NULL: SET_STATE(PG, PG_IDLE); /*lint -fallthrough*/ default: /* Because of having new cell or new PPCH */ psc_db->last_pg_mode = psc_db->network_pg_mode = REORG_PAGING; pg_handle_idle_mode( NULL_IDLE ); break; } } /* sig_ctrl_pg_start() */ /* +------------------------------------------------------------------------------ | Function : sig_ctrl_pg_stop +------------------------------------------------------------------------------ | Description : Handles the internal signal SIG_CTRL_PG_STOP | | Parameters : void | +------------------------------------------------------------------------------ */ GLOBAL void sig_ctrl_pg_stop ( void ) { TRACE_ISIG( "sig_ctrl_pg_stop" ); grr_data->pg.packet_mode = PACKET_MODE_NULL; SET_STATE(PG,PG_NULL); pg_send_stop(); psc_db->last_pg_mode = psc_db->network_pg_mode = REORG_PAGING; } /* sig_ctrl_pg_stop() */ /* +------------------------------------------------------------------------------ | Function : sig_ctrl_pg_mode_ind +------------------------------------------------------------------------------ | Description : Handles the internal signal SIG_CTRL_PG_MODE_IND This signal indicates whether the MS is in idle, transfer or access mode | | Parameters : packet_mode | +------------------------------------------------------------------------------ */ GLOBAL void sig_ctrl_pg_mode_ind ( T_PACKET_MODE packet_mode) { T_PACKET_MODE old_packet_mode; TRACE_ISIG( "sig_ctrl_pg_mode_ind" ); old_packet_mode = grr_data->pg.packet_mode; grr_data->pg.packet_mode = packet_mode; switch( GET_STATE( PG ) ) { case PG_IDLE: switch( packet_mode ) { case PACKET_MODE_PTM: SET_STATE( PG, PG_TRANSFER ); pg_handle_transfer_mode( IDLE_PTM ); break; case PACKET_MODE_PAM: SET_STATE( PG, PG_ACCESS ); pg_handle_access_mode( ); break; default: break; } break; case PG_TRANSFER: switch( packet_mode ) { case PACKET_MODE_PAM: SET_STATE( PG, PG_ACCESS ); pg_handle_access_mode( ); break; case PACKET_MODE_PIM: SET_STATE( PG, PG_IDLE ); pg_handle_non_drx_timers( ); pg_handle_idle_mode( PTM_IDLE ); break; case PACKET_MODE_PTM: //TODOif( grr_test_mode_active( ) ) { sig_pg_ctrl_stop_mon_ccch( ); } break; } break; case PG_ACCESS: switch( packet_mode ) { case PACKET_MODE_PAM: if( old_packet_mode EQ PACKET_MODE_2P_PTM ) { TRACE_EVENT( "PACKET_MODE_2P_PTM --> PACKET_MODE_PAM" ); pg_handle_access_mode( ); } break; case PACKET_MODE_2P_PTM: /* * Do not change the state to PG_TRANSFER because of transition rule */ TRACE_EVENT( "PACKET_MODE_2P_PTM in PG_ACCESS" ); pg_handle_transfer_mode( ACCESS_PTM ); break; case PACKET_MODE_PIM: SET_STATE( PG, PG_IDLE ); pg_handle_idle_mode( ACCESS_IDLE ); break; case PACKET_MODE_PTM: SET_STATE( PG, PG_TRANSFER ); pg_handle_transfer_mode( ACCESS_PTM ); break; } break; default: TRACE_ERROR( "SIG_CTRL_PG_MODE_IND unexpected" ); break; } }/* sig_ctrl_pg_mode_ind() */ /* +------------------------------------------------------------------------------ | Function : sig_ctrl_pg_t3172_run +------------------------------------------------------------------------------ | Description : Handles the internal signal SIG_CTRL_PG_T3172_RUN | | Parameters : void | +------------------------------------------------------------------------------ */ GLOBAL void sig_ctrl_pg_t3172_run ( void) { TRACE_ISIG( "sig_ctrl_pg_t3172_run" ); } /* sig_ctrl_pg_t3172_run() */ /* +------------------------------------------------------------------------------ | Function : sig_ctrl_pg_indication +------------------------------------------------------------------------------ | Description : Handles the internal signal SIG_CTRL_PG_INDICATION. This | signal indicates paging for packet access | | Parameters : UBYTE paging_type (IMSI or PTMSI(GPRS TMSI)) | +------------------------------------------------------------------------------ */ GLOBAL void sig_ctrl_pg_indication ( UBYTE paging_type ) { UBYTE type; TRACE_ISIG( "sig_ctrl_pg_indication" ); type = (paging_type EQ RRGRR_IMSI)? GMMRR_IMSI: GMMRR_PTMSI; switch( GET_STATE( PG ) ) { case PG_IDLE: sig_pg_ctrl_downlink_transfer ( type ); break; case PG_ACCESS: /* ignore PAGING REQUEST messages indicating a packet paging procedure*/ break; default: TRACE_ERROR( "SIG_CTRL_PG_INDICATION unexpected" ); break; } } /* sig_ctrl_pg_indication() */ /* +------------------------------------------------------------------------------ | Function : sig_ctrl_pg_rr_est +------------------------------------------------------------------------------ | Description : Handles the internal signal SIG_CTRL_PG_RR_EST. This | signal indicates paging for RR connection. | This signal makes no sense in case of Class C mobile | | Parameters : no parameters | +------------------------------------------------------------------------------ */ GLOBAL void sig_ctrl_pg_rr_est ( void) { TRACE_ISIG( "sig_ctrl_pg_rr_est" ); if(grr_data->ms.class_of_mode EQ GMMRR_CLASS_CG) { TRACE_ERROR("CLASS_CG MS has received a RR_EST "); } else { switch( GET_STATE( PG ) ) { case PG_NULL: case PG_IDLE: case PG_ACCESS: /* inform CTRL resp. GMM about the RR connection establishment request: * GMM has to decide whether accept the request or not */ sig_pg_ctrl_rr_est_req(PG_ON_CCCH); break; case PG_TRANSFER: if(grr_data->pg.nmo EQ GMMRR_NET_MODE_II) { TRACE_EVENT(" CS call in GMMRR_NET_MODE_II transfer mode"); sig_pg_ctrl_rr_est_req(PG_ON_CCCH); } else { TRACE_EVENT_P1("CS call in transfer mode NMO_%d", grr_data->pg.nmo+1); } break; default: TRACE_ERROR( "SIG_CTRL_PG_RR_EST unexpected" ); break; } } } /* sig_ctrl_pg_indication() */ /* +------------------------------------------------------------------------------ | Function : sig_gfp_pg_req +------------------------------------------------------------------------------ | Description : Handles | | Parameters : void | +------------------------------------------------------------------------------ */ GLOBAL void sig_gfp_pg_req ( void ) { MCAST( d_paging_req, D_PAGING_REQ ); UBYTE state = GET_STATE( PG ); TRACE_ISIG( "sig_gfp_pg_req" ); switch( state ) { case PG_IDLE: case PG_TRANSFER: case PG_ACCESS: pg_process_pp_req( d_paging_req, state ); break; default: TRACE_ERROR( "sig_gfp_pg_req: page mode has no meaning in this state" ); break; } } /* sig_gfp_pg_req() */ /* +------------------------------------------------------------------------------ | Function : sig_gfp_pg_mode +------------------------------------------------------------------------------ | Description : Handles | | Parameters : UBYTE page_mode: requested page mode | BOOL ms_paging_group: paging belongs to MS paging group | +------------------------------------------------------------------------------ */ GLOBAL void sig_gfp_pg_mode ( UBYTE page_mode, BOOL ms_paging_group ) { TRACE_ISIG( "sig_gfp_pg_mode" ); if( ms_paging_group ) { switch( GET_STATE( PG ) ) { case PG_IDLE: if( page_mode NEQ SAME_PAGING ) { psc_db->network_pg_mode = page_mode; } if( grr_is_non_drx_period( ) EQ FALSE AND psc_db->last_pg_mode NEQ psc_db->network_pg_mode ) { /* * To ensure that the paging mode is not set to page normal in other states * than packet idle mode, the function grr_is_packet_idle_mode is called in * advance. * * State PG_IDLE not necessarily means that GRR is in packet idle mode. In * case GRR is currently executing the RRGRR_STOP_TASK_REQ/CNF procedure, * just the services CPAP and TC changes their states. All other services * remain in state IDLE, which is not quite correct. A similar scenario * occurs during execution of the MPHP_ASSIGNMENT_REQ/CON procedure. */ if( grr_is_packet_idle_mode( ) EQ TRUE ) { pg_send_start( psc_db->network_pg_mode ); } else { TRACE_EVENT( "sig_gfp_pg_mode: Page mode set by next packet idle mode" ); } } break; case PG_ACCESS: if( page_mode NEQ SAME_PAGING ) { psc_db->network_pg_mode = page_mode; } break; default: #ifdef _SIMULATION_ TRACE_ERROR( "SIG_GFP_PG_MODE unexpected" ); #endif /* #ifdef _SIMULATION_ */ break; } } } /* sig_gfp_pg_mode() */ /* +------------------------------------------------------------------------------ | Function : sig_gfp_pg_stop_pccch_con +------------------------------------------------------------------------------ | Description : Handles the internal signal SIG_GFP_PG_STOP_PCCCH_CON | | Parameters : mphp_stop_pccch_con: pointer to T_MPHP_STOP_PCCCH_CON | +------------------------------------------------------------------------------ */ GLOBAL void sig_gfp_pg_stop_pccch_con ( T_MPHP_STOP_PCCCH_CON *mphp_stop_pccch_con) { TRACE_ISIG( "sig_gfp_pg_stop_pccch_con" ); } /* sig_gfp_pg_stop_pccch_con() */ /* +------------------------------------------------------------------------------ | Function : sig_cs_pg_start_t_nc2_ndrx +------------------------------------------------------------------------------ | Description : Handles the internal signal SIG_CS_PG_START_NC2_NDRX | | Parameters : void | +------------------------------------------------------------------------------ */ GLOBAL void sig_cs_pg_start_t_nc2_ndrx ( UBYTE nc_non_drx_period ) { TRACE_ISIG( "sig_cs_pg_start_t_nc2_ndrx" ); pg_start_t_nc2_ndrx( nc_non_drx_period ); } /* sig_cs_pg_start_t_nc2_ndrx() */