FreeCalypso > hg > fc-magnetite
view src/g23m-gprs/llc/llc_t200f.c @ 442:83d924b6721f
src/ui3/bmi/mmiIcons.c: same !LSCREEN fix as in TCS211 version
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Mon, 22 Jan 2018 04:36:47 +0000 |
parents | 219afcfc6250 |
children |
line wrap: on
line source
/* +----------------------------------------------------------------------------- | Project : | Modul : +----------------------------------------------------------------------------- | 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 is part of the entity LLC and implements all | procedures and functions as described in the | SDL-documentation (T200-statemachine) +----------------------------------------------------------------------------- */ #ifndef LLC_T200F_C #define LLC_T200F_C #endif #define ENTITY_LLC /*==== INCLUDES =============================================================*/ #include <string.h> /* to get memcpy() */ #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 "cnf_llc.h" /* to get cnf-definitions */ #include "mon_llc.h" /* to get mon-definitions */ #include "prim.h" /* to get the definitions of used SAP and directions */ #include "llc.h" /* to get the global entity definitions */ #include "llc_f.h" /* to get the global function */ #include "llc_t200f.h" /* to get local typedef's and defines */ /*==== CONST ================================================================*/ /*==== LOCAL VARS ===========================================================*/ /*==== PRIVATE FUNCTIONS ====================================================*/ /*==== PUBLIC FUNCTIONS =====================================================*/ /* +------------------------------------------------------------------------------ | Function : t200_init +------------------------------------------------------------------------------ | Description : This procedure initialises all necessary variables of | timer_t200 for all SAPIs. | | Parameters : | +------------------------------------------------------------------------------ */ GLOBAL void t200_init (void) { UBYTE inc; TRACE_FUNCTION( "t200_init" ); /* * Initialise timer data structures and initial state of every incarnation. * The timer length is not set in this procedure, it is instead initialised * by llc_init_parameters(). */ for (inc = 0; inc < T200_NUM_INC; inc++) { SWITCH_SERVICE (llc, t200, inc); /* * Free old used resources (in case of an LLC restart): * memory, stored primitives, running timer. */ t200_stop(); } SWITCH_SERVICE (llc, t200, 0); INIT_STATE (T200_0, T200_TLLI_UNASSIGNED); SWITCH_SERVICE (llc, t200, 1); INIT_STATE (T200_1, T200_TLLI_UNASSIGNED); SWITCH_SERVICE (llc, t200, 2); INIT_STATE (T200_2, T200_TLLI_UNASSIGNED); SWITCH_SERVICE (llc, t200, 3); INIT_STATE (T200_3, T200_TLLI_UNASSIGNED); SWITCH_SERVICE (llc, t200, 4); INIT_STATE (T200_4, T200_TLLI_UNASSIGNED); SWITCH_SERVICE (llc, t200, 5); INIT_STATE (T200_5, T200_TLLI_UNASSIGNED); return; } /* t200_init() */ /* +------------------------------------------------------------------------------ | Function : t200_start +------------------------------------------------------------------------------ | Description : This procedure starts timer T200 for the current sapi and | stores a copy of the given frame and the originator. The | frame address is a pointer to a LL_UNITDATA_REQ primitive | which is associated with T200 and will be freed by the lower | layers after transmission. Therefore a copy has to be stored. | cause is the associated GRLC_DATA_REQ!cause for the frame. | originator is an identifier of the service who started the | timer. The frame is returned to the service (originator) | which started T200 with the corresponding EXPIRED signal. | | Parameters : frame - a pointer to the frame that shall be associated | with the timer | cause - RLC/MAC cause of frame | originator - the service which started the timer, must not be | NO_SERVICE | +------------------------------------------------------------------------------ */ GLOBAL void t200_start ( #ifdef LL_DESC T_LL_UNITDESC_REQ *frame, #else T_LL_UNITDATA_REQ *frame, #endif UBYTE cause, T_SERVICE originator ) { #ifdef LL_DESC USHORT frame_len, frame_offset; UBYTE *prim_buf, *frame_buf; T_desc3 *desc3, *frame_desc3; #endif /* LL_DESC */ TRACE_FUNCTION( "t200_start" ); #ifdef LL_DESC /* * Start timer T200 for the current SAPI. */ #ifdef _SIMULATION_ /* * In simulation mode, use always a timer value of 5 seconds. */ vsi_t_start (VSI_CALLER (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi)), 5000); #else vsi_t_start (VSI_CALLER (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi)), llc_data->t200->length); #endif /* _SIMULATION_ */ { /* * Allocate copy of frame which shall be stored. Because an exact copy * of frame shall be stored, the SDU offset must be added to the used * SDU length. */ frame_desc3 = (T_desc3*)frame->desc_list3.first; frame_len = frame->desc_list3.list_len; frame_offset = frame_desc3->offset; { PALLOC(ll_unitdesc_req, LL_UNITDESC_REQ); desc3 = llc_palloc_desc(frame_len, frame_offset);/* Only one desc3 and buffer are allocated */ /* * Copy primitive contents to newly allocated primitive. SDU contents * have to be copied separately, because they are allocated dynamically * and not of known size in the primitve structure: * First copy primitive with SDU, but only sdu.l_buf/o_buf and first octet * of sdu.buf. * Then memcpy actual SDU content with size defined in sdu.l_buf. */ *ll_unitdesc_req = *frame; ll_unitdesc_req->desc_list3.first = (ULONG)desc3; prim_buf = (UBYTE*)desc3->buffer; frame_buf = (UBYTE*)frame_desc3->buffer; memcpy (&(prim_buf[desc3->offset]), &(frame_buf[frame_offset]), frame_len); /* * Store the given frame address, RLC/MAC cause, and the originator * for this timer. */ llc_data->t200->frame = ll_unitdesc_req; llc_data->t200->cause = cause; llc_data->t200->originator = originator; } } return; #else /* LL_DESC */ /* * Start timer T200 for the current SAPI. */ #ifdef _SIMULATION_ /* * In simulation mode, use always a timer value of 5 seconds. */ vsi_t_start (VSI_CALLER (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi)), 5000); #else vsi_t_start (VSI_CALLER (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi)), llc_data->t200->length); #endif /* _SIMULATION_ */ { /* * Allocate copy of frame which shall be stored. Because an exact copy * of frame shall be stored, the SDU offset must be added to the used * SDU length. */ PALLOC_SDU (ll_unitdata_req, LL_UNITDATA_REQ, (USHORT)(frame->sdu.o_buf + frame->sdu.l_buf)); /* * Copy primitive contents to newly allocated primitive. SDU contents * have to be copied separately, because they are allocated dynamically * and not of known size in the primitve structure: * First copy primitive with SDU, but only sdu.l_buf/o_buf and first octet * of sdu.buf. * Then memcpy actual SDU content with size defined in sdu.l_buf. */ *ll_unitdata_req = *frame; memcpy (&(ll_unitdata_req->sdu.buf[ll_unitdata_req->sdu.o_buf/8]), &(frame->sdu.buf[frame->sdu.o_buf/8]), frame->sdu.l_buf/8); /* * Store the given frame address, RLC/MAC cause, and the originator * for this timer. */ llc_data->t200->frame = ll_unitdata_req; llc_data->t200->cause = cause; llc_data->t200->originator = originator; } return; #endif /* LL_DESC */ } /* t200_start() */ /* +------------------------------------------------------------------------------ | Function : t200_stop +------------------------------------------------------------------------------ | Description : This procedure stops (resets) timer T200 for the current sapi. | The associated frame address and the originator of T200 are | discarded (i.e. the allocated primitive of the frame is freed). | | Parameters : | +------------------------------------------------------------------------------ */ GLOBAL void t200_stop (void) { TRACE_FUNCTION( "t200_stop" ); /* * Stop timer T200 for the current SAPI. */ vsi_t_stop (VSI_CALLER (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi))); /* * Free stored primitive. */ if (llc_data->t200->frame) { #ifdef LL_DESC /* * The descriptor contents of the primitive structure * must be freed as well. */ llc_cl_desc3_free((T_desc3*)llc_data->t200->frame->desc_list3.first); #endif /* LL_DESC */ PFREE (llc_data->t200->frame); } /* * Delete timer data of the timer for the given SAPI. */ llc_data->t200->frame = NULL; llc_data->t200->originator = NO_SERVICE; llc_data->t200->cause = 0; return; } /* t200_stop() */ /* +------------------------------------------------------------------------------ | Function : t200_get_timer_data +------------------------------------------------------------------------------ | Description : This procedure returns frame address, frame cause, and the | originator identifier for timer T200 of the current sapi. | (see procedure t200_start) | | Parameters : frame - will be set to the frame pointer which is stored | for the timer, must be a valid pointer | cause - will be set to the RLC/MAC frame cause | originator - will be set to the originating service for the | timer, must be a valid pointer | +------------------------------------------------------------------------------ */ GLOBAL void t200_get_timer_data ( #ifdef LL_DESC T_LL_UNITDESC_REQ **frame, #else T_LL_UNITDATA_REQ **frame, #endif UBYTE *cause, T_SERVICE *originator) { TRACE_FUNCTION( "t200_get_timer_data" ); /* * Get timer data of the timer for the given SAPI. */ *frame = llc_data->t200->frame; *cause = llc_data->t200->cause; *originator = llc_data->t200->originator; return; } /* t200_get_timer_data() */