hwdrv_apci035.c

最新版comedi的源码

         {
         //Stop The Watchdog
         ui_Command=0;
         //ui_Command = inl(devpriv->iobase+((i_WatchdogNbr-1)*32)+12); 
         //ui_Command = ui_Command & 0xFFFFF9FEUL;
         outl(ui_Command,devpriv->iobase+((i_WatchdogNbr-1)*32)+12);   
         } //  if (data[1]==0)
      if(data[0]==3)//stop all Watchdogs
        {
         ui_Command=0; 
         for(i_Count=1;i_Count<=4;i_Count++)
            {
            if(devpriv->b_TimerSelectMode==ADDIDATA_WATCHDOG)
              {
               ui_Command=0x2UL;
              }
            else
              {
              ui_Command = 0x10UL; 
              } 
               i_WatchdogNbr=i_Count;
               outl(ui_Command,devpriv->iobase+((i_WatchdogNbr-1)*32) + 0);
             }

         } 
      if(data[0]==4)//start all Watchdogs
        {
         ui_Command = 0;
         for(i_Count=1;i_Count<=4;i_Count++)
            {
            if(devpriv->b_TimerSelectMode==ADDIDATA_WATCHDOG)
              {
               ui_Command = 0x1UL;
              }
            else
               {
               ui_Command = 0x8UL;
               } 
               i_WatchdogNbr=i_Count;
	       outl(ui_Command,devpriv->iobase+((i_WatchdogNbr-1)*32) + 0);             
             } 
          }
      if(data[0]==5)//trigger all Watchdogs
        {
         ui_Command =0;
         for(i_Count=1;i_Count<=4;i_Count++)
            {
            if(devpriv->b_TimerSelectMode==ADDIDATA_WATCHDOG)
               {
               ui_Command=0x4UL;
               }
            else
              {
              ui_Command = 0x20UL; 
              } 
   
          i_WatchdogNbr=i_Count;
	      outl(ui_Command,devpriv->iobase+((i_WatchdogNbr-1)*32) + 0);
           }
         i_Temp=1;
         }
   return insn->n;
}

/*
+----------------------------------------------------------------------------+
| Function   Name   : int i_APCI035_ReadTimerWatchdog                        |
|			  (comedi_device *dev,comedi_subdevice *s,               | 
|                      comedi_insn *insn,lsampl_t *data)                     |
+----------------------------------------------------------------------------+
| Task              : Read The Selected Timer , Counter or Watchdog          |
+----------------------------------------------------------------------------+
| Input Parameters  : comedi_device *dev : Driver handle                     |
|                     UINT *data         : Data Pointer contains             |
|                                          configuration parameters as below |
|                                                                            | 
|     																	 |
+----------------------------------------------------------------------------+
| Output Parameters :	data[0]            : software trigger status												
              data[1]            : hardware trigger status  
|     				data[2]            : Software clear status	
                        data[3]            : Overflow status												 
                     data[4]            : Timer actual value   
                       

+----------------------------------------------------------------------------+
| Return Value      : TRUE  : No error occur                                 |
|		            : FALSE : Error occur. Return the error          |
|			                                                         |
+----------------------------------------------------------------------------+
*/
INT i_APCI035_ReadTimerWatchdog(comedi_device *dev,comedi_subdevice *s,comedi_insn *insn,lsampl_t *data)
{
UINT ui_Status = 0;   // Status register 
 i_WatchdogNbr=insn->unused[0]; 
              /******************/
              /* Get the status */
              /******************/  
      ui_Status =inl(devpriv->iobase+((i_WatchdogNbr-1)*32) + 16);
      /***********************************/
      /* Get the software trigger status */
      /***********************************/
      data[0] = ((ui_Status >> 1) & 1); 
      /***********************************/
      /* Get the hardware trigger status */
      /***********************************/
      data[1] =  ((ui_Status >> 2) & 1); 
      /*********************************/
      /* Get the software clear status */
      /*********************************/ 
      data[2] = ((ui_Status >> 3) & 1);
      /***************************/
      /* Get the overflow status */
      /***************************/
      data[3] = ((ui_Status >> 0) & 1);
    if  (devpriv->b_TimerSelectMode==ADDIDATA_TIMER) 
      {
      data[4]=inl(devpriv->iobase+((i_WatchdogNbr-1)*32) + 0);
      
      } //  if  (devpriv->b_TimerSelectMode==ADDIDATA_TIMER) 
  
      
   return insn->n;
}

/*
+----------------------------------------------------------------------------+
| Function   Name   : INT i_APCI035_ConfigAnalogInput                        |
|			  (comedi_device *dev,comedi_subdevice *s,               | 
|                      comedi_insn *insn,lsampl_t *data)                     |
+----------------------------------------------------------------------------+
| Task              : Configures The Analog Input Subdevice                  |
+----------------------------------------------------------------------------+
| Input Parameters  : comedi_device *dev      : Driver handle                |
|                     comedi_subdevice *s     : Subdevice Pointer            |  
|                     comedi_insn *insn       : Insn Structure Pointer       |  
|                     lsampl_t *data          : Data Pointer contains        |
|                                          configuration parameters as below |
|                     data[0]                  : Warning delay value                                                              
|                                                                            | 	
+----------------------------------------------------------------------------+
| Output Parameters :	--													 |
+----------------------------------------------------------------------------+
| Return Value      : TRUE  : No error occur                                 |
|		            : FALSE : Error occur. Return the error          |
|			                                                         |
+----------------------------------------------------------------------------+
*/
INT i_APCI035_ConfigAnalogInput(comedi_device *dev,comedi_subdevice *s,comedi_insn *insn,lsampl_t *data) 
{
devpriv->tsk_Current=current;
outl(0x200 | 0, devpriv->iobase+128 + 0x4);
outl(0, devpriv->iobase+128 + 0);
/********************************/
/* Initialise the warning value */
/********************************/
outl(0x300 | 0, devpriv->iobase+128 + 0x4);
outl((data[0] << 8), devpriv->iobase+128 + 0);
outl(0x200000UL , devpriv->iobase+128 + 12);

return insn->n;
} 

/*
+----------------------------------------------------------------------------+
| Function   Name   : int i_APCI035_ReadAnalogInput                          |
|			          (comedi_device *dev,comedi_subdevice *s,       | 
|                     comedi_insn *insn,lsampl_t *data)                      |
+----------------------------------------------------------------------------+
| Task              : Read  value  of the selected channel			         |
+----------------------------------------------------------------------------+
| Input Parameters  : comedi_device *dev      : Driver handle                |
|                     UINT ui_NoOfChannels    : No Of Channels To read       |
|                     UINT *data              : Data Pointer to read status  |
+----------------------------------------------------------------------------+
| Output Parameters :	--													 |
|			          data[0]  : Digital Value Of Input              |
|			                                                         |
+----------------------------------------------------------------------------+
| Return Value      : TRUE  : No error occur                                 |
|		            : FALSE : Error occur. Return the error          |
|			                                                         |
+----------------------------------------------------------------------------+
*/
INT i_APCI035_ReadAnalogInput(comedi_device *dev,comedi_subdevice *s,comedi_insn *insn,lsampl_t *data) 
{ 
UINT ui_CommandRegister=0;
/******************/
/*  Set the start */
/******************/
ui_CommandRegister =0x80000;  
 /******************************/
 /* Write the command register */
 /******************************/
outl(ui_CommandRegister, devpriv->iobase+128 + 8);
              
/***************************************/
/* Read the digital value of the input */
/***************************************/
data[0] = inl (devpriv->iobase+ 128 + 28);                           
return insn->n;
}







/*
+----------------------------------------------------------------------------+
| Function   Name   :  int i_APCI035_Reset(comedi_device *dev)			     |
|					                                                         |
+----------------------------------------------------------------------------+
| Task              :Resets the registers of the card                        |
+----------------------------------------------------------------------------+
| Input Parameters  :                                                        |
+----------------------------------------------------------------------------+
| Output Parameters :	--													 |
+----------------------------------------------------------------------------+
| Return Value      :                                                        |
|			                                                                 |
+----------------------------------------------------------------------------+
*/
INT i_APCI035_Reset(comedi_device *dev)
{
INT i_Count=0;
for(i_Count=1;i_Count<=4;i_Count++)
    {
     i_WatchdogNbr=i_Count;
     outl(0x0,devpriv->iobase+((i_WatchdogNbr-1)*32) + 0);//stop all timers
    }
outl(0x0 , devpriv->iobase+128 + 12);//Disable the warning delay

 return 0;
}

/*
+----------------------------------------------------------------------------+
| Function   Name   : static void v_APCI035_Interrupt					     |
|					  (int irq , void *d, struct pt_regs *regs)      |
+----------------------------------------------------------------------------+
| Task              : Interrupt processing Routine                           |
+----------------------------------------------------------------------------+
| Input Parameters  : int irq                 : irq number                   |
|                     void *d                 : void pointer                 |
|                     struct pt_regs *regs    : structure pointer            |
+----------------------------------------------------------------------------+
| Output Parameters :	--													 |
+----------------------------------------------------------------------------+
| Return Value      : TRUE  : No error occur                                 |
|		            : FALSE : Error occur. Return the error          |
|			                                                         |
+----------------------------------------------------------------------------+
*/
static void v_APCI035_Interrupt(int irq, void *d, struct pt_regs *regs) 
{	
   comedi_device *dev = d;
   UINT ui_StatusRegister1 = 0;
   UINT ui_StatusRegister2=0;
   UINT ui_ReadCommand =0;
   UINT ui_ChannelNumber=0;
   UINT ui_DigitalTemperature=0;
   if(i_Temp==1)
       {
        i_WatchdogNbr=i_Flag;  
        i_Flag=i_Flag+1;  
       }     
  /**************************************/
  /* Read the interrupt status register of temperature Warning */
  /**************************************/
   ui_StatusRegister1 = inl(devpriv->iobase+128 + 16);  
  /**************************************/
   /* Read the interrupt status register for Watchdog/timer */ 
   /**************************************/
  
   ui_StatusRegister2 = inl (devpriv->iobase+((i_WatchdogNbr-1)*32) + 20);
   
   if ((((ui_StatusRegister1 ) & 0x8) == 0x8))//Test if warning relay interrupt
        {
        /**********************************/
        /* Disable the temperature warning */
        /**********************************/
         ui_ReadCommand = inl (devpriv->iobase+128 + 12);
         ui_ReadCommand = ui_ReadCommand & 0xFFDF0000UL;
         outl(ui_ReadCommand , devpriv->iobase+128 + 12);     
      /***************************/
      /* Read the channel number */
      /***************************/   
        ui_ChannelNumber  = inl(devpriv->iobase+128 + 60);
        /**************************************/
        /* Read the digital temperature value */
        /**************************************/
         ui_DigitalTemperature = inl(devpriv->iobase+128 + 60);  
         send_sig(SIGIO,devpriv->tsk_Current,0); // send signal to the sample
        }//if (((ui_StatusRegister1 & 0x8) == 0x8)) 
           
   else
       {
       if((ui_StatusRegister2 & 0x1) == 0x1)       
          {
           send_sig(SIGIO,devpriv->tsk_Current,0); // send signal to the sample     
          }
        }//else if (((ui_StatusRegister1 & 0x8) == 0x8))       
        
    
return;
}