+
−/* 
+
−+----------------------------------------------------------------------------- 
+
−|  Project :  GSM-F&D (8411)
+
−|  Modul   :  RA_DLL
+
−+----------------------------------------------------------------------------- 
+
−|  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 L1 scheduler interface functions
+
−|             for the component RA of the mobile station
+
−+----------------------------------------------------------------------------- 
+
−*/ 
+
−
+
−#ifndef RA_DLL_C
+
−#define RA_DLL_C
+
−#endif
+
−
+
−#define ENTITY_RA
+
−
+
−/*==== INCLUDES ===================================================*/
+
−
+
−#include <string.h>
+
−#include "typedefs.h"
+
−#include "vsi.h"
+
−#include "pconst.cdg"
+
−#include "custom.h"
+
−#include "gsm.h"
+
−#include "cnf_ra.h"
+
−#include "prim.h"
+
−#include "pei.h"
+
−#include "tok.h"
+
−#include "ccdapi.h"
+
−#include "ra.h"
+
−
+
−/*==== CONST ======================================================*/
+
−/*==== TYPES ======================================================*/
+
−/*==== VARIABLES ==================================================*/
+
−
+
−GLOBAL T_RA_DATA ra_data_base[1];
+
−
+
−/*
+
− * state-controlled jump tables for each communication model
+
− */
+
−
+
−LOCAL const T_VOID_FUNC tra_uplink_func[TRA_STATES] =
+
−{
+
−  tra_ul_null,           //  TRA_NULL           
+
−  tra_ul_init_l1,        //  TRA_INIT_L1        
+
−  tra_idle,              //  TRA_SYNCH_TCH_START
+
−  tra_ul_sync_tch_found, //  TRA_SYNCH_TCH_FOUND
+
−  tra_idle,              //  TRA_WAIT_SYNC_LOST 
+
−  tra_idle,              //  TRA_DATA_TRANS_PRE1 
+
−  tra_idle,              //  TRA_DATA_TRANS_PRE2 
+
−  tra_idle,              //  TRA_DATA_TRANS_PRE3 
+
−  tra_ul_data_trans      //  TRA_DATA_TRANS     
+
−};     
+
−
+
−LOCAL const T_VOID_FUNC tra_downlink_func[TRA_STATES] =
+
−{
+
−  tra_idle,                 //  TRA_NULL           
+
−  tra_idle,                 //  TRA_INIT_L1        
+
−  tra_dl_sync_tch_start,    //  TRA_SYNCH_TCH_START
+
−  tra_idle,                 //  TRA_SYNCH_TCH_FOUND
+
−  tra_dl_wait_sync_lost,    //  TRA_WAIT_SYNC_LOST 
+
−  tra_dl_wait_for_connect,  //  TRA_DATA_TRANS_PRE1 
+
−  tra_dl_wait_for_uart,     //  TRA_DATA_TRANS_PRE2 
+
−  tra_dl_got_uart,          //  TRA_DATA_TRANS_PRE3
+
−  tra_dl_data_trans         //  TRA_DATA_TRANS     
+
−};
+
−
+
−#ifdef FF_FAX
+
−
+
−LOCAL const T_VOID_FUNC fax_uplink_func[FAX_STATES] =
+
−{
+
−  fax_ul_null,           // FAX_NULL           
+
−  fax_ul_init_l1,        // FAX_INIT_L1        
+
−  fax_idle,              // FAX_SYNCH_TCH_START
+
−  fax_ul_sync_tch_found, // FAX_SYNCH_TCH_FOUND
+
−  fax_idle,              // FAX_WAIT_SYNC_LOST 
+
−  fax_idle,              // FAX_DATA_TRANS_PRE 
+
−  fax_ul_data_trans,     // FAX_DATA_TRANS     
+
−  fax_ul_modify          // FAX_MODIFY         
+
−};
+
−
+
−LOCAL const T_VOID_FUNC fax_downlink_func[FAX_STATES] =
+
−{
+
−  fax_idle,              // FAX_NULL           
+
−  fax_idle,              // FAX_INIT_L1        
+
−  fax_dl_sync_tch_start, // FAX_SYNCH_TCH_START
+
−  fax_idle,              // FAX_SYNCH_TCH_FOUND
+
−  fax_dl_wait_sync_lost, // FAX_WAIT_SYNC_LOST 
+
−  fax_idle,              // FAX_DATA_TRANS_PRE 
+
−  fax_dl_data_trans,     // FAX_DATA_TRANS     
+
−  fax_idle               // FAX_MODIFY         
+
−};
+
−
+
−#endif /* FF_FAX */
+
−
+
−LOCAL const T_VOID_FUNC rlp_uplink_func[RLP_STATES] =
+
−{
+
−  rlp_ul_null,      // RLP_NULL
+
−  rlp_ul_init_l1,   // RLP_INIT_L1
+
−  rlp_ul_data_trans // RLP_DATA_TRANS
+
−};
+
−
+
−LOCAL const T_VOID_FUNC rlp_downlink_func[RLP_STATES] =
+
−{
+
−  rlp_idle,         // RLP_NULL
+
−  rlp_idle,         // RLP_INIT_L1
+
−  rlp_dl_data_trans // RLP_DATA_TRANS
+
−};
+
−
+
−/*==== FUNCTIONS ==================================================*/
+
−
+
−/*
+
−+--------------------------------------------------------------------+
+
−| PROJECT : GSM-F&D (8411)        MODULE  : RA_DLL                   |
+
−| STATE   : code                  ROUTINE : TimeOut                  |
+
−+--------------------------------------------------------------------+
+
−
+
−  PURPOSE :
+
−*/
+
−
+
−GLOBAL BOOL TimeOut(USHORT *timer)
+
−{
+
−  if (*timer NEQ 0) /* timer running */
+
−  {
+
−    if (*timer > ra_data->cycle_time)
+
−      *timer -= ra_data->cycle_time;
+
−    else
+
−      *timer = 0;
+
−
+
−#ifdef _SIMULATION_
+
−    TRACE_EVENT_P1("RA_TIMER=%d", *timer);
+
−#endif
+
−
+
−    if (*timer EQ 0)
+
−      return TRUE; /* timer expired */
+
−    else
+
−      return FALSE; /* timer running */
+
−  }
+
−  return FALSE; /* timer not running */
+
−}
+
−
+
−/*
+
−+--------------------------------------------------------------------+
+
−| PROJECT : GSM-F&D (8411)        MODULE  : RA_DLL                   |
+
−| STATE   : code                  ROUTINE : dll_init                 |
+
−+--------------------------------------------------------------------+
+
−
+
−  PURPOSE : This function is called from the L2/3 in case of
+
−            activation/deactivation of data services.
+
−*/
+
−
+
−GLOBAL void dll_init(void)
+
−{
+
−  ra_data = &ra_data_base[0];
+
−  memset (ra_data, 0, sizeof(T_RA_DATA));
+
−  memset ((char *)ra_data->shm.shm_addr, 0, sizeof (ra_data->shm.shm_addr));
+
−}
+
−
+
−/*
+
−+--------------------------------------------------------------------+
+
−| PROJECT : GSM-F&D (8411)        MODULE  : RA_DLL                   |
+
−| STATE   : code                  ROUTINE : dll_data_ul              |
+
−+--------------------------------------------------------------------+
+
−
+
−  PURPOSE : This function is called from the L1 scheduler every 20ms.
+
−            This function writes the control words
+
−            and/or the uplink data into the shared memory area
+
−            which is the interface between the DSP layer1
+
−            and the MCU layer2. This function is used for all kind
+
−            of data transmission (FAX/TRANSPARENTDATA/RLP)
+
−*/
+
−
+
−GLOBAL void dll_data_ul
+
−            (
+
−              USHORT *_ul_buffer_address,
+
−              USHORT *_d_ra_conf,
+
−              USHORT *_d_ra_act,
+
−              USHORT *_d_ra_test,
+
−              USHORT *_d_ra_statu,
+
−              USHORT *_d_fax
+
−            )
+
−{
+
−  if (ra_data->activated EQ FALSE)
+
−  {
+
−    return;
+
−  }
+
−
+
−  switch (ra_data->model)
+
−  {
+
−    case MODEL_RLP:
+
−      if (ra_data->shm.shm_addr[a_ntu] EQ NULL)
+
−      {
+
−        ra_data->shm.shm_addr[a_ntu]      = _ul_buffer_address;
+
−        ra_data->shm.shm_addr[d_ra_conf]  = _d_ra_conf;
+
−        ra_data->shm.shm_addr[d_ra_act]   = _d_ra_act;
+
−      }
+
−      rlp_uplink_func[ra_data->ker.state]();
+
−      break;
+
−
+
−    case MODEL_TRANS:
+
−      if (ra_data->shm.shm_addr[a_rau] EQ NULL)
+
−      {
+
−        ra_data->shm.shm_addr[a_rau]      = _ul_buffer_address;
+
−        ra_data->shm.shm_addr[d_ra_conf]  = _d_ra_conf;
+
−        ra_data->shm.shm_addr[d_ra_act]   = _d_ra_act;
+
−        ra_data->shm.shm_addr[d_ra_statu] = _d_ra_statu;
+
−        ra_data->shm.shm_addr[d_ra_test]  = _d_ra_test;
+
−      }
+
−      tra_uplink_func[ra_data->ker.state]();
+
−      break;
+
−
+
−#ifdef FF_FAX
+
−    case MODEL_FAX:
+
−      if (ra_data->shm.shm_addr[a_faxu] EQ NULL)
+
−      {
+
−        ra_data->shm.shm_addr[a_faxu]     = _ul_buffer_address;
+
−        ra_data->shm.shm_addr[d_ra_conf]  = _d_ra_conf;
+
−        ra_data->shm.shm_addr[d_ra_act]   = _d_ra_act;
+
−        ra_data->shm.shm_addr[d_ra_statu] = _d_ra_statu;
+
−        ra_data->shm.shm_addr[d_fax]      = _d_fax;
+
−      }
+
−      fax_uplink_func[ra_data->ker.state]();
+
−      break;
+
−#endif /* FF_FAX */
+
−
+
−    default:
+
−      return;
+
−  }
+
−}
+
−
+
−/*
+
−+--------------------------------------------------------------------+
+
−| PROJECT : GSM-F&D (8411)        MODULE  : RA_DLL                   |
+
−| STATE   : code                  ROUTINE : dll_data_dl              |
+
−+--------------------------------------------------------------------+
+
−
+
−  PURPOSE : This function is called from the L1 scheduler every 20ms
+
−            (in TCH/9.6F). This function should read out the
+
−            indiaction words and/or the downlink data from the shared
+
−            memory area which is the interface between the DSP layer1
+
−            and the MCU layer2 and send a primitive to the entity
+
−            which is active in the selected data mode.
+
−            This function is used for all kind
+
−            of data transmission (FAX/TRANSPARENTDATA/RLP)
+
−*/
+
−
+
−GLOBAL void dll_data_dl(USHORT *_dl_buffer_address, USHORT *_d_ra_act, USHORT *_d_ra_statd)
+
−{
+
−  if (ra_data->activated EQ FALSE)
+
−  {
+
−    return;
+
−  }
+
−
+
−  switch (ra_data->model)
+
−  {
+
−  case MODEL_RLP:
+
−    if (ra_data->shm.shm_addr[a_ntd] EQ NULL)
+
−    {
+
−      ra_data->shm.shm_addr[a_ntd]      = _dl_buffer_address;
+
−      ra_data->shm.shm_addr[d_ra_act]   = _d_ra_act;
+
−    }
+
−    rlp_downlink_func[ra_data->ker.state]();
+
−    break;
+
−
+
−  case MODEL_TRANS:
+
−    if (ra_data->shm.shm_addr[a_rad] EQ NULL)
+
−    {
+
−      ra_data->shm.shm_addr[a_rad]      = _dl_buffer_address;
+
−      ra_data->shm.shm_addr[d_ra_act]   = _d_ra_act;
+
−      ra_data->shm.shm_addr[d_ra_statd] = _d_ra_statd;
+
−    }
+
−    tra_downlink_func[ra_data->ker.state]();
+
−    break;
+
−
+
−#ifdef FF_FAX
+
−  case MODEL_FAX:
+
−    if (ra_data->shm.shm_addr[a_faxd] EQ NULL)
+
−    {
+
−      ra_data->shm.shm_addr[a_faxd]     = _dl_buffer_address;
+
−      ra_data->shm.shm_addr[d_ra_act]   = _d_ra_act;
+
−      ra_data->shm.shm_addr[d_ra_statd] = _d_ra_statd;
+
−    }
+
−    fax_downlink_func[ra_data->ker.state]();
+
−    break;
+
−#endif /* FF_FAX */
+
−
+
−  default:
+
−    return;
+
−  }
+
−}
+
−