+
−/*
+
−+------------------------------------------------------------------------------
+
−|  File:       cmh_pktio.c
+
−+------------------------------------------------------------------------------
+
−|  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 defines the functions used by the command
+
−|              handler for packet I/O (PKTIO).
+
−+------------------------------------------------------------------------------
+
−*/
+
−
+
−#if defined (GPRS ) && defined (DTI)
+
−#ifdef FF_PKTIO
+
−#ifndef CMH_PKTIO_C
+
−#define CMH_PKTIO_C
+
−#endif
+
−
+
−#include "aci_all.h"
+
−/*==== INCLUDES ===================================================*/
+
−#include "gprs.h"
+
−
+
−#include "dti.h"      /* functionality of the dti library */
+
−#include "aci_cmh.h"
+
−#include "ati_cmd.h"
+
−#include "aci_cmd.h"
+
−
+
−#include "aci.h"
+
−#include "psa.h"
+
−
+
−#include "cmh.h"
+
−
+
−
+
−#include "dti_conn_mng.h"
+
−#include "dti_cntrl_mng.h"
+
−#include "sap_dti.h"
+
−#include "gaci.h"
+
−#include "gaci_cmh.h"
+
−#include "cmh_sm.h"
+
−#include "psa_pktio.h"
+
−#include "cmh_pktio.h"
+
−
+
−
+
−/*==== CONSTANTS ==================================================*/
+
−#define MAX_BAUD_RATE 20
+
−/*==== TYPES ======================================================*/
+
−
+
−/*==== EXPORT =====================================================*/
+
−/*==== VARIABLES ==================================================*/
+
−/*==== FUNCTIONS ==================================================*/
+
−LOCAL void set_baudrate (T_ACI_PKTIO_CAP *capabilities);
+
−/*
+
−+--------------------------------------------------------------------+
+
−| PROJECT : GPRS (8441)            MODULE  : CMH_PKTIO               |
+
−| STATE   : finished               ROUTINE :  search_baudrate        |
+
−+--------------------------------------------------------------------+
+
−
+
−  PURPOSE : search and set the highest baudrate in DIO capabilities 
+
−            to send in response PKT_CONNECT_RES
+
−*/
+
−LOCAL void set_baudrate (T_ACI_PKTIO_CAP * capabilities)
+
−{
+
−  U32 baud_rate = DIO_BAUD_812500;
+
−  UBYTE i;
+
−
+
−  for(i= 0;i<MAX_BAUD_RATE;i++)
+
−  {   
+
−    if((capabilities->baud & baud_rate) EQ baud_rate)
+
−    { 
+
−      capabilities->baud = baud_rate;
+
−      break;
+
−    }
+
−    else
+
−    {
+
−      baud_rate = baud_rate>>1;
+
−    }
+
−  }    
+
−}
+
−
+
−/*
+
−+--------------------------------------------------------------------+
+
−| PROJECT : GPRS (8441)                      MODULE  : CMH_PKTIO     |
+
−| STATE   : finished                         ROUTINE : cmhPKT_Ind    |
+
−+--------------------------------------------------------------------+
+
−
+
−  PURPOSE : 
+
−*/
+
−GLOBAL void cmhPKT_Ind (T_ACI_PKTIO *pkt_indic_msg)
+
−{
+
−  T_ACI_PKTIO_CAP capabilities;
+
− 
+
−  TRACE_FUNCTION ("cmhPKT_Ind()");
+
−
+
−  /* register device to the DTI Control Manager */
+
−  dti_cntrl_new_device ( DTI_SRC_ID_NOTPRESENT,   /* ATI source ID */
+
−                         DTI_ENTITY_PKTIO,         /* device ID  */
+
−                         pkt_indic_msg->device_no, /* device number  */ 
+
−                         UART_DLCI_NOT_MULTIPLEXED,/* sub-channel number */
+
−                         DTI_PORT_NUMBER_NOTPRESENT,/* ATI-RIV port number */
+
−                         pkt_indic_msg->pktio_cap.convergence,/* capabilities */
+
−                         DTI_DRIVER_ID_NOTPRESENT,
+
−                         DTI_DIO_ID_NOTPRESENT);  
+
−
+
−  memset(&capabilities,0,sizeof(T_ACI_PKTIO_CAP));
+
−  memcpy(&capabilities,&pkt_indic_msg->pktio_cap,sizeof(T_ACI_PKTIO_CAP));
+
−  set_baudrate(&capabilities);
+
−  psaPKT_ConnectRes ( pkt_indic_msg->device_no, &capabilities);
+
−}
+
−
+
−/*
+
−+--------------------------------------------------------------------+
+
−| PROJECT : GPRS (8441)                     MODULE  : CMH_PKTIO      |
+
−| STATE   : finished                        ROUTINE : cmhPKT_OpenCnf |
+
−+--------------------------------------------------------------------+
+
−
+
−  PURPOSE : 
+
−*/
+
−GLOBAL void cmhPKT_OpenCnf (UBYTE device_number, T_DTI_CONN_RESULT result)
+
−{
+
−  ULONG link_id;
+
−    
+
−  TRACE_FUNCTION ("cmhPKT_OpenCnf()");
+
−    
+
−  link_id = dti_cntrl_get_link_id(DTI_ENTITY_PKTIO, device_number, 
+
−                                  UART_DLCI_NOT_MULTIPLEXED); 
+
−  dti_cntrl_entity_connected( link_id, DTI_ENTITY_PKTIO,result);
+
−}
+
−
+
−/*
+
−+--------------------------------------------------------------------+
+
−| PROJECT : GPRS (8441)                   MODULE  : CMH_PKTIO        |
+
−| STATE   : finished                      ROUTINE : cmhPKT_Close     |
+
−+--------------------------------------------------------------------+
+
−
+
−  PURPOSE : 
+
−*/
+
−GLOBAL void cmhPKT_Close (UBYTE device_no, T_CMH_PKT_STATE state)
+
−{
+
−  ULONG link_id;
+
−  SHORT cid;
+
−
+
−    
+
−  TRACE_FUNCTION ("cmhPKT_Close()");
+
−  
+
−  link_id = dti_cntrl_get_link_id(DTI_ENTITY_PKTIO, device_no, 
+
−                                  UART_DLCI_NOT_MULTIPLEXED); 
+
−  switch(state)
+
−  {
+
−    case DTI_CLOSE_CNF:
+
−      dti_cntrl_entity_disconnected(link_id, DTI_ENTITY_PKTIO);
+
−      break;
+
−    case DTI_CLOSE_IND:
+
−      dti_cntrl_entity_disconnected(link_id, DTI_ENTITY_PKTIO);
+
−      dti_cntrl_close_dpath_from_dti_id(EXTRACT_DTI_ID(link_id));
+
−      break;
+
−    case DTI_DISC_IND:
+
−      return;
+
−    default:
+
−      return;
+
−  }    
+
−
+
−  cid = gaci_get_cid_over_link_id(link_id);
+
−  if( INVALID_CID NEQ cid)
+
−  {
+
−    gaci_RAT_caller(RAT_NO_CARRIER, cid, AT_CMD_CGDATA, CME_ERR_Unknown);
+
−  }
+
−  cmhSM_connection_down((UBYTE)EXTRACT_DTI_ID(link_id));
+
−}
+
−
+
−
+
−#endif
+
−#endif  /* GPRS */
+
−/*==== EOF ========================================================*/