--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/g23m-aci/aci/cmh_uartf.c	Fri Oct 16 06:25:50 2020 +0000
@@ -0,0 +1,791 @@
+/* 
++----------------------------------------------------------------------------- 
+|  Project :  GSM-PS (6147)
+|  Modul   :  CMH_UARTF
++----------------------------------------------------------------------------- 
+|  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 the UART module.
++----------------------------------------------------------------------------- 
+*/ 
+
+#ifdef UART
+
+#ifndef CMH_UARTF_C
+#define CMH_UARTF_C
+#endif
+
+#include "aci_all.h"
+/*==== INCLUDES ===================================================*/
+#include "aci_cmh.h"
+#include "ati_cmd.h"
+#include "aci_cmd.h"
+#include "dti.h"      /* functionality of the dti library */
+
+#include "aci_lst.h"
+
+#include "dti_conn_mng.h"
+#include "psa_uart.h"
+#include "cmh_uart.h"
+#include "aci_mem.h"
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-F&D (8411)              MODULE  : ACI_LST            |
+| STATE   : code                        ROUTINE : cmhUARTtest_srcId  |
++--------------------------------------------------------------------+
+
+  PURPOSE : search function for source Id in the structure T_ACI_DTI_PRC.
+
+*/
+
+GLOBAL BOOL cmhUARTtest_srcId( UBYTE srcId, void *elem)
+{
+  T_ACI_DTI_PRC *compared = (T_ACI_DTI_PRC *)elem;
+  
+  if (compared -> srcId EQ srcId )
+    return TRUE;
+  else
+    return FALSE;
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-F&D (8411)              MODULE  : ACI_LST            |
+| STATE   : code                        ROUTINE : cmhUARTtest_device |
++--------------------------------------------------------------------+
+
+  PURPOSE : search function for device number in the structure T_ACI_DTI_PRC.
+
+*/
+
+GLOBAL BOOL cmhUARTtest_device (UBYTE device, void *elem)
+{
+  T_ACI_DTI_PRC *compared = (T_ACI_DTI_PRC *)elem;
+  
+  if (compared -> device EQ device )
+    return TRUE;
+  else
+    return FALSE;
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-F&D (8411)              MODULE  : ACI_LST            |
+| STATE   : code                        ROUTINE : cmhUART_find_dlci  |
++--------------------------------------------------------------------+
+
+  PURPOSE : returns element with corresponding dlci and device.
+  
+            If called dlci=UART_DLCI_NOT_MULTIPLEXED (UART entity 
+            value for device not multiplexed) then function returns 
+            element with corresponding device...
+
+*/
+GLOBAL T_ACI_DTI_PRC *cmhUART_find_dlci (T_ACI_LIST *search_list, 
+                                         UBYTE device, UBYTE dlci)
+{
+  T_ACI_DTI_PRC *content = NULL;
+
+  if (search_list EQ NULL)
+    return NULL;
+  
+  do
+  {
+    content = find_next_element (search_list, content, device, 
+                                 cmhUARTtest_device);
+    if (content EQ NULL)
+      return NULL;
+
+    if( dlci EQ UART_DLCI_NOT_MULTIPLEXED OR
+        content->dlci EQ UART_DLCI_NOT_MULTIPLEXED OR 
+        content->dlci EQ dlci)
+      return content;
+  }
+  while (content NEQ NULL);
+
+  return NULL;
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-F&D (8411)              MODULE  : ACI_LST            |
+| STATE   : code                        ROUTINE : cmhUART_erase_elem_received_cmd  |
++--------------------------------------------------------------------+
+
+  PURPOSE : erase an entry element from the uart_src_params list.
+
+*/
+
+GLOBAL void cmhUART_erase_elem_received_cmd (UBYTE srcId)
+{
+  T_ACI_DTI_PRC *content;
+
+  /* find element to be erased */
+  content = remove_element (uart_src_params, (UBYTE)srcId, cmhUARTtest_srcId);
+
+  ACI_MFREE (content);
+}
+
+/*********************************************************
+//////////////////////////////////////////////////////////
+  TEMP: rests from aci_urt.c
+
+  ready for remove? */
+
+GLOBAL BOOL atiViaTif = FALSE;
+
+/********************************************************
+/////////////////////////////////////////////////////////  */
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-F&D (8411)              MODULE  : ACI_URT            |
+| STATE   : code                        ROUTINE : urt_init           |
++--------------------------------------------------------------------+
+
+  PURPOSE : initialize the module and the UART
+
+*/
+
+GLOBAL void urt_init (void)
+{
+  TRACE_FUNCTION ("urt_init()");
+
+}
+
+/*
++--------------------------------------------------------------------------------------------+
+| PROJECT : GSM-F&D (8411)              MODULE  : ACI_URT                                    |
+| STATE   : code                        ROUTINE : cmhUART_translateBD_RATE_to_UART_IO_SPEED  |
++--------------------------------------------------------------------------------------------+
+
+  PURPOSE: 
+*/
+
+LOCAL UBYTE cmhUART_translateBD_RATE_to_UART_IO_SPEED    ( T_ACI_BD_RATE rate )
+{
+
+  switch ( rate )
+  {
+    case BD_RATE_AUTO:   return UART_IO_SPEED_AUTO;
+    case BD_RATE_75:     return UART_IO_SPEED_75;
+    case BD_RATE_150:    return UART_IO_SPEED_150;
+    case BD_RATE_300:    return UART_IO_SPEED_300;
+    case BD_RATE_600:    return UART_IO_SPEED_600;
+    case BD_RATE_1200:   return UART_IO_SPEED_1200;
+    case BD_RATE_2400:   return UART_IO_SPEED_2400;
+    case BD_RATE_4800:   return UART_IO_SPEED_4800;
+    case BD_RATE_7200:   return UART_IO_SPEED_7200;
+    case BD_RATE_9600:   return UART_IO_SPEED_9600;
+    case BD_RATE_14400:  return UART_IO_SPEED_14400;
+    case BD_RATE_19200:  return UART_IO_SPEED_19200;
+    case BD_RATE_28800:  return UART_IO_SPEED_28800;
+    case BD_RATE_33900:  return UART_IO_SPEED_33900;
+    case BD_RATE_38400:  return UART_IO_SPEED_38400;
+    case BD_RATE_57600:  return UART_IO_SPEED_57600;
+    case BD_RATE_115200: return UART_IO_SPEED_115200;
+    case BD_RATE_203125: return UART_IO_SPEED_203125;
+    case BD_RATE_406250: return UART_IO_SPEED_406250;
+    case BD_RATE_812500: return UART_IO_SPEED_812500;
+    default:             return UART_IO_SPEED_UNDEF; 
+  }
+}
+
+/*
++-----------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                    |
+| STATE   : code                        ROUTINE : cmhUART_comParFindDevice    |
++-----------------------------------------------------------------------------+
+
+  PURPOSE: Finding the device entry in the 'uart_com_par' table 
+
+*/
+LOCAL BOOL  cmhUART_comParFindDevice (UBYTE criterium, void *elem)
+{
+  if ( criterium EQ  ((T_ACI_DEVICE_ENTRY*)elem)->device )
+    return TRUE;
+  
+  return FALSE;
+}
+
+/*
++-----------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                    |
+| STATE   : code                        ROUTINE : cmhUART_FindAll             |
++-----------------------------------------------------------------------------+
+
+  PURPOSE: Find every entry 
+
+*/
+LOCAL BOOL  cmhUART_FindAll (UBYTE criterium, void *elem)
+{
+  return TRUE;
+}
+
+LOCAL T_ACI_UART_COM_PAR cmhUART_getDefaultUARTParameter(void)
+{
+  T_ACI_UART_COM_PAR comPar =
+  {
+    UART_IO_SPEED_115200,
+    UART_IO_BPC_8,
+    UART_IO_SB_1,
+    UART_IO_PA_NONE,
+    UART_IO_FC_RX_RTS,
+    UART_IO_FC_TX_RTS,
+    UART_IO_XON_VALID,
+    UART_IO_XON_DEFAULT,
+    UART_IO_XOFF_VALID,
+    UART_IO_XOFF_DEFAULT,
+  };
+
+  return comPar;
+}
+/*
++----------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                         |
+| STATE   : code                        ROUTINE : cmhUART_AddDeviceToComParameter  |
++----------------------------------------------------------------------------------+
+
+  PURPOSE: add COM parameter for a new device 
+
+*/
+GLOBAL void cmhUART_AddDeviceToComParameter( UBYTE device )
+{
+  T_ACI_DEVICE_ENTRY *device_entry;
+
+  TRACE_FUNCTION("cmhUART_AddDeviceToComParameter");
+
+  /*
+   *    try to find the device
+   */
+  device_entry = find_element(uart_com_par, device, cmhUART_comParFindDevice);
+
+  /*
+   *    if the device is new add it to the list
+   */
+  if ( device_entry EQ NULL )
+  {
+    ACI_MALLOC (device_entry, sizeof (T_ACI_DEVICE_ENTRY));
+
+    device_entry->device = device;
+    /*
+     *    Default values by adding a new device
+     */
+    device_entry->comPar = cmhUART_getDefaultUARTParameter();
+
+    insert_list (uart_com_par, device_entry);
+  }
+}
+
+/*
++---------------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                              |
+| STATE   : code                        ROUTINE : cmhUART_RemoveDeviceFromComParameter  |
++---------------------------------------------------------------------------------------+
+
+  PURPOSE: remove COM parameter for a device from 'uart_com_par' table
+
+*/
+GLOBAL void cmhUART_RemoveDeviceFromComParameter( UBYTE device )
+{
+  T_ACI_DEVICE_ENTRY *device_entry;
+
+  TRACE_FUNCTION("cmhUART_RemoveDeviceFromComParameter");
+
+  /*
+   *  Find the device and remove it.
+   */
+  device_entry = remove_element(uart_com_par, device, cmhUART_comParFindDevice);
+
+  if ( device_entry NEQ NULL )
+  {
+    ACI_MFREE ( device_entry );
+  }
+}
+
+/*
++---------------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                              |
+| STATE   : code                        ROUTINE : cmhUART_RemoveDeviceFromComParameter  |
++---------------------------------------------------------------------------------------+
+
+  PURPOSE: clean the 'uart_com_par' table 
+
+*/
+GLOBAL void cmhUART_CleanComParameterList( void )
+{
+  T_ACI_DEVICE_ENTRY *device_entry;
+
+  TRACE_FUNCTION("cmhUART_CleanComParameterList");
+
+  /*
+   *  Find the device and remove it.
+   */
+  while ( NULL NEQ (device_entry = remove_element(uart_com_par, 0, cmhUART_FindAll)) )
+  {
+    ACI_MFREE ( device_entry );
+  }
+}
+
+/*
++---------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                        |
+| STATE   : code                        ROUTINE : cmhUART_GetDeviceParOverDevice  |
++---------------------------------------------------------------------------------+
+
+  PURPOSE: returns the COM parameter for this device
+
+*/
+GLOBAL T_ACI_DEVICE_ENTRY* cmhUART_GetDeviceParOverDevice( UBYTE device )
+{
+  T_ACI_DEVICE_ENTRY  *device_entry;
+
+  TRACE_FUNCTION("cmhUART_GetDeviceParOverDevice");
+
+  /*
+   *  return COM parameter for device
+   */
+  device_entry = find_element(uart_com_par, device, cmhUART_comParFindDevice);
+
+  if ( device_entry EQ NULL )
+  {
+    TRACE_EVENT_P1("[ERR] cmhUART_GetDeviceParOverDevice: device=%d not found", device) ;
+    return NULL;
+  }
+
+  return device_entry;
+}
+
+/*
++---------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                        |
+| STATE   : code                        ROUTINE : cmhUART_GetDeviceParOverDevice  |
++---------------------------------------------------------------------------------+
+
+  PURPOSE: 
+
+*/
+GLOBAL T_ACI_DEVICE_TYPE cmhUART_GetDeviceType( UBYTE srcId )
+{
+  T_ACI_DTI_PRC *src_infos;
+
+  TRACE_FUNCTION("cmhUART_GetDeviceType");
+
+  src_infos = find_element (uart_src_params, (UBYTE)srcId, cmhUARTtest_srcId);
+
+  if (src_infos NEQ NULL)
+  {
+    return src_infos->device_type;
+  }
+  else
+  {
+    return DEVICE_TYPE_UNKNOWN;
+  }
+}
+
+/*
++---------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)            MODULE  : CMH_UART                           |
+| STATE   : code                     ROUTINE : cmhUART_ChangeDeviceParOverDevice  |
++---------------------------------------------------------------------------------+
+
+  PURPOSE: 
+
+*/
+GLOBAL BOOL cmhUART_ChangeDeviceType( UBYTE             srcId, 
+                                      T_ACI_DEVICE_TYPE device_type )
+{
+  T_ACI_DTI_PRC *src_infos;
+
+  TRACE_FUNCTION("cmhUART_ChangeDeviceType");
+
+  src_infos = find_element (uart_src_params, (UBYTE)srcId, cmhUARTtest_srcId);
+  
+  if (src_infos NEQ NULL)
+  {
+    src_infos->device_type = device_type;
+
+    switch (device_type)
+    {
+    case DEVICE_TYPE_UNKNOWN:
+      TRACE_EVENT_P1("Device type of src %u is DEVICE_TYPE_UNKNOWN", srcId);
+      break;
+    case DEVICE_TYPE_URT:
+      TRACE_EVENT_P1("Device type of src %u is DEVICE_TYPE_URT", srcId);
+      break;
+    case DEVICE_TYPE_MUX:
+        TRACE_EVENT_P1("Device type of src %u is DEVICE_TYPE_MUX", srcId);
+        break;
+    default:
+        TRACE_EVENT_P1("Device type of src %u has invalid value", srcId);
+        break;
+    }
+
+    return TRUE;
+  }
+  else
+  {
+    return FALSE;
+  }
+}
+
+/*
++---------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                        |
+| STATE   : code                        ROUTINE : cmhUART_GetDeviceParOverSrcID   |
++---------------------------------------------------------------------------------+
+
+  PURPOSE: returns the COM parameter for this source ID
+
+*/
+GLOBAL T_ACI_DEVICE_ENTRY* cmhUART_GetDeviceParOverSrcID( UBYTE srcId )
+{
+  T_ACI_DEVICE_ENTRY  *device_entry;
+  T_ACI_DTI_PRC       *cmd_struct;
+
+  TRACE_FUNCTION("cmhUART_GetDeviceParOverSrcID()");
+
+  if( !ati_is_src_type(srcId, ATI_SRC_TYPE_UART) )
+  {
+    /* not a UART source */
+    return(NULL);
+  }
+  
+  /*
+   *  find the device connected to this source ID
+   */
+  cmd_struct = find_element (uart_src_params, srcId, cmhUARTtest_srcId);
+  
+  if (cmd_struct EQ NULL)
+  {
+    TRACE_EVENT_P1("[ERR] cmhUART_GetDeviceParOverSrcID: srcId=%d not found", srcId) ;
+    return NULL;
+  }    
+
+  /*
+   *  return COM parameter for device
+   */
+  device_entry = find_element(uart_com_par, cmd_struct->device, cmhUART_comParFindDevice);
+
+  if ( device_entry EQ NULL )
+  {
+    TRACE_EVENT_P1("[ERR] cmhUART_GetDeviceParOverSrcID: device=%d not found", cmd_struct->device) ;
+    return NULL;
+  }
+
+  return device_entry;
+}
+
+GLOBAL UBYTE cmhUART_GetParityOverSrcID( UBYTE srcId )
+{
+  T_ACI_DEVICE_ENTRY *device_entry = cmhUART_GetDeviceParOverSrcID( (UBYTE) srcId );
+
+  if ( device_entry EQ NULL )
+  {
+    return cmhUART_getDefaultUARTParameter().parity;
+  }
+
+  return device_entry->comPar.parity;  
+}
+
+GLOBAL UBYTE cmhUART_GetDataBitOverSrcID( UBYTE srcId )
+{
+  T_ACI_DEVICE_ENTRY *device_entry = cmhUART_GetDeviceParOverSrcID( (UBYTE) srcId );
+
+  if ( device_entry EQ NULL )
+  {
+    return cmhUART_getDefaultUARTParameter().bpc;
+  }
+
+  return device_entry->comPar.bpc;  
+}
+
+GLOBAL UBYTE cmhUART_GetStopBitOverSrcID( UBYTE srcId )
+{
+  T_ACI_DEVICE_ENTRY *device_entry = cmhUART_GetDeviceParOverSrcID( (UBYTE) srcId );
+
+  if ( device_entry EQ NULL )
+  {
+    return cmhUART_getDefaultUARTParameter().nsb;
+  }
+
+  return device_entry->comPar.nsb;  
+}
+
+/*
++------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                     |
+| STATE   : code                        ROUTINE : cmhUART_SetComParToUnchanged |
++------------------------------------------------------------------------------+
+
+  PURPOSE: set the UART COM parameter to unchanged
+
+*/
+GLOBAL void cmhUART_SetComParToUnchanged( T_comPar *comPar )
+{
+    comPar->speed       = UART_IO_SPEED_UNDEF;    /* baud rate                                */
+    comPar->bpc         = UART_IO_BPC_UNDEF;      /* bits per character                       */
+    comPar->nsb         = UART_IO_SB_UNDEF;       /* stop bits                                */
+    comPar->parity      = UART_IO_PA_UNDEF;       /* parity of serial link                    */
+    comPar->flow_rx     = UART_IO_FC_RX_UNDEF;    /* flow control mode RX                     */
+    comPar->flow_tx     = UART_IO_FC_TX_UNDEF;    /* flow control mode TX                     */
+    comPar->xon_valid   = UART_IO_XON_UNDEF;      /* indicator whether xon is valid           */
+    comPar->xoff_valid  = UART_IO_XOFF_UNDEF;     /* indicator whether xoff is valid          */
+
+    comPar->xon         = UART_IO_XON_DEFAULT;
+    comPar->xoff        = UART_IO_XOFF_DEFAULT;
+
+    /*
+     * Set escape parameters
+     */
+    comPar->esc_valid   = UART_IO_ESC_VALID;
+    comPar->esc_char    = UART_IO_ESC_CHAR_DEFAULT;
+    comPar->esc_gp      = UART_IO_ESC_GP_DEFAULT;
+}
+
+/*
++------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                     |
+| STATE   : code                        ROUTINE : cmhUART_SetDataRate          |
++------------------------------------------------------------------------------+
+
+  PURPOSE: set the UART data rate
+
+*/
+GLOBAL T_ACI_RETURN cmhUART_SetDataRate ( UBYTE srcId, T_ACI_BD_RATE  rate)
+{
+  T_ACI_DEVICE_ENTRY *device_entry = cmhUART_GetDeviceParOverSrcID( srcId );
+  T_comPar  newComPar;
+
+  if ( device_entry EQ NULL )
+  {
+    TRACE_EVENT_P1("[ERR] cmhUART_SetDataRate: device for source ID = %d not found", srcId);
+    return AT_FAIL;
+  }
+
+  cmhUART_SetComParToUnchanged( &newComPar );
+
+  device_entry->comPar.speed = newComPar.speed = cmhUART_translateBD_RATE_to_UART_IO_SPEED( rate );
+
+  psaUART_SetParameters(device_entry->device, &newComPar);
+
+  return AT_EXCT;
+}
+
+/*
++------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                     |
+| STATE   : code                        ROUTINE : cmhUART_SetCharacterFraming  |
++------------------------------------------------------------------------------+
+
+  PURPOSE: set the UART character framing
+
+*/
+GLOBAL T_ACI_RETURN cmhUART_SetCharacterFraming ( UBYTE srcId, 
+                                                  T_ACI_BS_FRM format, 
+                                                  T_ACI_BS_PAR parity )
+{
+  T_ACI_DEVICE_ENTRY *device_entry = cmhUART_GetDeviceParOverSrcID( srcId );
+  T_comPar            comPar;
+  
+  if ( device_entry EQ NULL )
+  {
+    TRACE_EVENT_P1("[ERR] cmhUART_SetCharacterFraming: device for source ID = %d not found", srcId);
+    return AT_FAIL;
+  }
+
+  cmhUART_SetComParToUnchanged( &comPar );
+
+  /*
+   *  translate AT command parameter to UART parameter
+   */
+  if ( format NEQ BS_FRM_NotPresent )
+  {
+    if ( format & 4 )
+    {
+      device_entry->comPar.bpc = comPar.bpc = UART_IO_BPC_7;
+      format++;
+    }
+    else
+    {
+      device_entry->comPar.bpc = comPar.bpc = UART_IO_BPC_8;
+    }
+
+    device_entry->comPar.nsb = comPar.nsb = format & 2 ? UART_IO_SB_1 : UART_IO_SB_2;
+  
+    if ( format & 1 )
+    {
+      device_entry->comPar.parity = comPar.parity = UART_IO_PA_NONE;
+      parity = BS_PAR_NotPresent;
+    }
+    else
+    {
+      if ( parity EQ BS_PAR_NotPresent )
+      {
+        if ( device_entry->comPar.parity NEQ UART_IO_PA_NONE )
+        {
+          if ( device_entry->comPar.parity EQ NOT_SUPPORTED_UART_IO_PA_MARK )
+          {
+            comPar.parity = UART_IO_PA_NONE;
+            comPar.nsb    = UART_IO_SB_2;
+          }
+          else
+          {
+            comPar.parity = device_entry->comPar.parity;
+          }
+        }
+        else
+        {
+          /* the type of parity is not defined */
+          return AT_FAIL; 
+        }
+      }
+    }
+  }
+
+  switch (parity)
+  {
+    case BS_PAR_NotPresent:
+      /* this case is handled by format translation */
+      break;
+    case BS_PAR_Odd:
+      device_entry->comPar.parity = comPar.parity = UART_IO_PA_ODD;
+      break;
+    case BS_PAR_Even:
+      device_entry->comPar.parity = comPar.parity = UART_IO_PA_EVEN;
+      break;
+    case BS_PAR_Mark: 
+      /* 
+       *  parity mark is not supported by the UART SAP, 
+       *  but it is the same as no parity and 2 stop bit 
+       */
+      device_entry->comPar.parity = NOT_SUPPORTED_UART_IO_PA_MARK;
+      comPar.parity               = UART_IO_PA_NONE;
+      comPar.nsb                  = UART_IO_SB_2;
+      break;
+    case BS_PAR_Space:
+      device_entry->comPar.parity = comPar.parity = UART_IO_PA_SPACE;
+      break;  
+  }
+
+  psaUART_SetParameters(device_entry->device, &comPar);
+  
+  return AT_EXCT;
+}
+
+/*
++------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                     |
+| STATE   : code                        ROUTINE : cmhUART_SetFlowControl  |
++------------------------------------------------------------------------------+
+
+  PURPOSE: set the UART flow control
+
+*/
+GLOBAL T_ACI_RETURN cmhUART_SetFlowControl(UBYTE srcId, T_ACI_RX_FLOW_CTRL DCE_by_DTE)
+{
+  T_ACI_DEVICE_ENTRY *device_entry = cmhUART_GetDeviceParOverSrcID( srcId );
+  T_comPar            comPar;
+  
+  if ( device_entry EQ NULL )
+  {
+    TRACE_EVENT_P1("[ERR] cmhUART_SetFlowControl: device for source ID = %d not found", srcId);
+    return AT_FAIL;
+  }
+
+  cmhUART_SetComParToUnchanged( &comPar );
+
+  /*
+   *  translate AT command parameter to UART parameter
+   */
+  switch ( DCE_by_DTE )
+  {
+    case   RX_FLOW_NONE:
+      comPar.flow_rx = UART_IO_FC_RX_NONE;
+      comPar.flow_tx = UART_IO_FC_TX_NONE;
+      break;
+    case   RX_FLOW_SOFTWARE:
+      comPar.flow_rx = UART_IO_FC_RX_XOFF;
+      comPar.flow_tx = UART_IO_FC_TX_XOFF;
+      break;
+    case   RX_FLOW_HARDWARE:
+      comPar.flow_rx = UART_IO_FC_RX_RTS;
+      comPar.flow_tx = UART_IO_FC_TX_RTS;
+      break;
+    case RX_FLOW_NotPresent:
+      return AT_CMPL;
+  }
+  
+  device_entry->comPar.flow_rx = comPar.flow_rx;
+  device_entry->comPar.flow_tx = comPar.flow_tx;
+
+  psaUART_SetParameters(device_entry->device, &comPar);
+  
+  return AT_EXCT;
+}
+
+/*
++--------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                       |
+| STATE   : code                        ROUTINE : cmhUART_GetFktInterfaceFormat  |
++--------------------------------------------------------------------------------+
+
+  PURPOSE: translate the UART COM parameter to the AT command format parameter
+
+  ATTENTION: internal function, COM paramter is is not checking of validity
+
+*/
+GLOBAL T_ACI_BS_FRM cmhUART_GetFktInterfaceFormat( T_ACI_UART_COM_PAR *comPar )
+{
+  UBYTE format = 1;  /* 8 Data 2 Stop */
+  
+  if ( comPar->bpc EQ UART_IO_BPC_7 )
+    format += 3;
+
+  if ( comPar->nsb NEQ UART_IO_SB_2 )
+    format += 2;
+
+  if ( comPar->parity NEQ UART_IO_PA_NONE )
+    format -= 1;
+
+  return (T_ACI_BS_FRM) format;
+}
+
+/*
++--------------------------------------------------------------------------------+
+| PROJECT : GSM-PS (6147)               MODULE  : CMH_UART                       |
+| STATE   : code                        ROUTINE : cmhUART_GetFktInterfaceParity  |
++--------------------------------------------------------------------------------+
+
+  PURPOSE: translate the UART COM parameter to the AT command parity parameter
+
+  ATTENTION: internal function, COM paramter is is not checking of validity
+
+*/
+GLOBAL T_ACI_BS_PAR cmhUART_GetFktInterfaceParity( T_ACI_UART_COM_PAR *comPar )
+{
+  switch ( comPar->parity )
+  {
+    case UART_IO_PA_ODD:
+      return (T_ACI_BS_PAR) BS_PAR_Odd;
+    case UART_IO_PA_EVEN:
+      return (T_ACI_BS_PAR) BS_PAR_Even;
+    case NOT_SUPPORTED_UART_IO_PA_MARK:
+      return (T_ACI_BS_PAR) BS_PAR_Mark;
+    case UART_IO_PA_SPACE:
+      return (T_ACI_BS_PAR) BS_PAR_Space;
+  }
+  return BS_PAR_NotPresent;
+}
+#endif /* UART */