--- /dev/null
+/**
+@verbatim
+
+Copyright (C) 2004,2005 ADDI-DATA GmbH for the source code of this module.
+
+ ADDI-DATA GmbH
+ Dieselstrasse 3
+ D-77833 Ottersweier
+ Tel: +19(0)7223/9493-0
+ Fax: +49(0)7223/9493-92
+ http://www.addi-data-com
+ info@addi-data.com
+
+This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+You shoud also find the complete GPL in the COPYING file accompanying this source code.
+
+@endverbatim
+*/
+/*.
+
+ +-----------------------------------------------------------------------+
+ | (C) ADDI-DATA GmbH Dieselstraße 3 D-77833 Ottersweier |
+ +-----------------------------------------------------------------------+
+ | Tel : +49 (0) 7223/9493-0 | email : info@addi-data.com |
+ | Fax : +49 (0) 7223/9493-92 | Internet : http://www.addi-data.com |
+ +-------------------------------+---------------------------------------+
+ | Project : APCI-3501 | Compiler : GCC |
+ | Module name : hwdrv_apci3501.c| Version : 2.96 |
+ +-------------------------------+---------------------------------------+
+ | Project manager: Eric Stolz | Date : 02/12/2002 |
+ +-------------------------------+---------------------------------------+
+ | Description : Hardware Layer Acces For APCI-3501 |
+ +-----------------------------------------------------------------------+
+ | UPDATES |
+ +----------+-----------+------------------------------------------------+
+ | Date | Author | Description of updates |
+ +----------+-----------+------------------------------------------------+
+ | | | |
+ | | | |
+ | | | |
+ +----------+-----------+------------------------------------------------+
+*/
+
+/*
++----------------------------------------------------------------------------+
+| Included files |
++----------------------------------------------------------------------------+
+*/
+#include "hwdrv_apci3501.h"
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_ReadDigitalInput |
+| (struct comedi_device *dev,struct comedi_subdevice *s, |
+| struct comedi_insn *insn,unsigned int *data) |
++----------------------------------------------------------------------------+
+| Task : Read value of the selected channel or port |
++----------------------------------------------------------------------------+
+| Input Parameters : struct comedi_device *dev : Driver handle |
+| UINT ui_NoOfChannels : No Of Channels To read |
+| UINT *data : Data Pointer to read status |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+
+INT i_APCI3501_ReadDigitalInput(struct comedi_device * dev, struct comedi_subdevice * s,
+ struct comedi_insn * insn, unsigned int * data)
+{
+ UINT ui_Temp;
+ UINT ui_NoOfChannel;
+ ui_NoOfChannel = CR_CHAN(insn->chanspec);
+ ui_Temp = data[0];
+ *data = inl(devpriv->iobase + APCI3501_DIGITAL_IP);
+ if (ui_Temp == 0) {
+ *data = (*data >> ui_NoOfChannel) & 0x1;
+ } //if (ui_Temp==0)
+ else {
+ if (ui_Temp == 1) {
+
+ *data = *data & 0x3;
+ } //if (ui_Temp==1)
+ else {
+ printk("\nSpecified channel not supported \n");
+ } //elseif (ui_Temp==1)
+ } //elseif (ui_Temp==0)
+ return insn->n;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_ConfigDigitalOutput |
+| (struct comedi_device *dev,struct comedi_subdevice *s, |
+| struct comedi_insn *insn,unsigned int *data) |
++----------------------------------------------------------------------------+
+| Task : Configures The Digital Output Subdevice. |
++----------------------------------------------------------------------------+
+| Input Parameters : struct comedi_device *dev : Driver handle |
+| UINT *data : Data Pointer contains |
+| configuration parameters as below |
+| |
+| data[1] : 1 Enable VCC Interrupt |
+| 0 Disable VCC Interrupt |
+| data[2] : 1 Enable CC Interrupt |
+| 0 Disable CC Interrupt |
+| |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+int i_APCI3501_ConfigDigitalOutput(struct comedi_device * dev, struct comedi_subdevice * s,
+ struct comedi_insn * insn, unsigned int * data)
+{
+
+ if ((data[0] != 0) && (data[0] != 1)) {
+ comedi_error(dev,
+ "Not a valid Data !!! ,Data should be 1 or 0\n");
+ return -EINVAL;
+ } //if ( (data[0]!=0) && (data[0]!=1) )
+ if (data[0]) {
+ devpriv->b_OutputMemoryStatus = ADDIDATA_ENABLE;
+ } // if (data[0])
+ else {
+ devpriv->b_OutputMemoryStatus = ADDIDATA_DISABLE;
+ } //else if (data[0])
+ return insn->n;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_WriteDigitalOutput |
+| (struct comedi_device *dev,struct comedi_subdevice *s, |
+| struct comedi_insn *insn,unsigned int *data) |
++----------------------------------------------------------------------------+
+| Task : writes To the digital Output Subdevice |
++----------------------------------------------------------------------------+
+| Input Parameters : struct comedi_device *dev : Driver handle |
+| struct comedi_subdevice *s : Subdevice Pointer |
+| struct comedi_insn *insn : Insn Structure Pointer |
+| unsigned int *data : Data Pointer contains |
+| configuration parameters as below |
+| |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+INT i_APCI3501_WriteDigitalOutput(struct comedi_device * dev, struct comedi_subdevice * s,
+ struct comedi_insn * insn, unsigned int * data)
+{
+ UINT ui_Temp, ui_Temp1;
+ UINT ui_NoOfChannel = CR_CHAN(insn->chanspec); // get the channel
+ if (devpriv->b_OutputMemoryStatus) {
+ ui_Temp = inl(devpriv->iobase + APCI3501_DIGITAL_OP);
+ } //if(devpriv->b_OutputMemoryStatus )
+ else {
+ ui_Temp = 0;
+ } //if(devpriv->b_OutputMemoryStatus )
+ if (data[3] == 0) {
+ if (data[1] == 0) {
+ data[0] = (data[0] << ui_NoOfChannel) | ui_Temp;
+ outl(data[0], devpriv->iobase + APCI3501_DIGITAL_OP);
+ } //if(data[1]==0)
+ else {
+ if (data[1] == 1) {
+ data[0] = (data[0] << (2 * data[2])) | ui_Temp;
+ outl(data[0],
+ devpriv->iobase + APCI3501_DIGITAL_OP);
+ } // if(data[1]==1)
+ else {
+ printk("\nSpecified channel not supported\n");
+ } //else if(data[1]==1)
+ } //elseif(data[1]==0)
+ } //if(data[3]==0)
+ else {
+ if (data[3] == 1) {
+ if (data[1] == 0) {
+ data[0] = ~data[0] & 0x1;
+ ui_Temp1 = 1;
+ ui_Temp1 = ui_Temp1 << ui_NoOfChannel;
+ ui_Temp = ui_Temp | ui_Temp1;
+ data[0] =
+ (data[0] << ui_NoOfChannel) ^
+ 0xffffffff;
+ data[0] = data[0] & ui_Temp;
+ outl(data[0],
+ devpriv->iobase + APCI3501_DIGITAL_OP);
+ } //if(data[1]==0)
+ else {
+ if (data[1] == 1) {
+ data[0] = ~data[0] & 0x3;
+ ui_Temp1 = 3;
+ ui_Temp1 = ui_Temp1 << 2 * data[2];
+ ui_Temp = ui_Temp | ui_Temp1;
+ data[0] =
+ ((data[0] << (2 *
+ data[2])) ^
+ 0xffffffff) & ui_Temp;
+ outl(data[0],
+ devpriv->iobase +
+ APCI3501_DIGITAL_OP);
+ } // if(data[1]==1)
+ else {
+ printk("\nSpecified channel not supported\n");
+ } //else if(data[1]==1)
+ } //elseif(data[1]==0)
+ } //if(data[3]==1);
+ else {
+ printk("\nSpecified functionality does not exist\n");
+ return -EINVAL;
+ } //if else data[3]==1)
+ } //if else data[3]==0)
+ return insn->n;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_ReadDigitalOutput |
+| (struct comedi_device *dev,struct comedi_subdevice *s, |
+| struct comedi_insn *insn,unsigned int *data) |
++----------------------------------------------------------------------------+
+| Task : Read value of the selected channel or port |
++----------------------------------------------------------------------------+
+| Input Parameters : struct comedi_device *dev : Driver handle |
+| UINT ui_NoOfChannels : No Of Channels To read |
+| UINT *data : Data Pointer to read status |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+INT i_APCI3501_ReadDigitalOutput(struct comedi_device * dev, struct comedi_subdevice * s,
+ struct comedi_insn * insn, unsigned int * data)
+{
+ UINT ui_Temp;
+ UINT ui_NoOfChannel;
+
+ ui_NoOfChannel = CR_CHAN(insn->chanspec);
+ ui_Temp = data[0];
+ *data = inl(devpriv->iobase + APCI3501_DIGITAL_OP);
+ if (ui_Temp == 0) {
+ *data = (*data >> ui_NoOfChannel) & 0x1;
+ } // if (ui_Temp==0)
+ else {
+ if (ui_Temp == 1) {
+ *data = *data & 0x3;
+
+ } // if (ui_Temp==1)
+ else {
+ printk("\nSpecified channel not supported \n");
+ } // else if (ui_Temp==1)
+ } // else if (ui_Temp==0)
+ return insn->n;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_ConfigAnalogOutput |
+| (struct comedi_device *dev,struct comedi_subdevice *s, |
+| struct comedi_insn *insn,unsigned int *data) |
++----------------------------------------------------------------------------+
+| Task : Configures The Analog Output Subdevice |
++----------------------------------------------------------------------------+
+| Input Parameters : struct comedi_device *dev : Driver handle |
+| struct comedi_subdevice *s : Subdevice Pointer |
+| struct comedi_insn *insn : Insn Structure Pointer |
+| unsigned int *data : Data Pointer contains |
+| configuration parameters as below |
+| |
+| data[0] : Voltage Mode |
+| 0:Mode 0 |
+| 1:Mode 1 |
+| |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+INT i_APCI3501_ConfigAnalogOutput(struct comedi_device * dev, struct comedi_subdevice * s,
+ struct comedi_insn * insn, unsigned int * data)
+{
+ outl(data[0],
+ devpriv->iobase + APCI3501_ANALOG_OUTPUT +
+ APCI3501_AO_VOLT_MODE);
+
+ if (data[0]) {
+ devpriv->b_InterruptMode = MODE1;
+ } else {
+ devpriv->b_InterruptMode = MODE0;
+ }
+ return insn->n;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_WriteAnalogOutput |
+| (struct comedi_device *dev,struct comedi_subdevice *s, |
+| struct comedi_insn *insn,unsigned int *data) |
++----------------------------------------------------------------------------+
+| Task : Writes To the Selected Anlog Output Channel |
++----------------------------------------------------------------------------+
+| Input Parameters : struct comedi_device *dev : Driver handle |
+| struct comedi_subdevice *s : Subdevice Pointer |
+| struct comedi_insn *insn : Insn Structure Pointer |
+| unsigned int *data : Data Pointer contains |
+| configuration parameters as below |
+| |
+| |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+INT i_APCI3501_WriteAnalogOutput(struct comedi_device * dev, struct comedi_subdevice * s,
+ struct comedi_insn * insn, unsigned int * data)
+{
+ ULONG ul_Command1 = 0, ul_Channel_no, ul_Polarity, ul_DAC_Ready = 0;;
+
+ ul_Channel_no = CR_CHAN(insn->chanspec);
+
+ if (devpriv->b_InterruptMode == MODE1) {
+ ul_Polarity = 0x80000000;
+ if ((*data < 0) || (*data > 16384)) {
+ printk("\nIn WriteAnalogOutput :: Not Valid Data\n");
+ }
+
+ } // end if(devpriv->b_InterruptMode==MODE1)
+ else {
+ ul_Polarity = 0;
+ if ((*data < 0) || (*data > 8192)) {
+ printk("\nIn WriteAnalogOutput :: Not Valid Data\n");
+ }
+
+ } // end else
+
+ if ((ul_Channel_no < 0) || (ul_Channel_no > 7)) {
+ printk("\nIn WriteAnalogOutput :: Not Valid Channel\n");
+ } // end if((ul_Channel_no<0)||(ul_Channel_no>7))
+
+ ul_DAC_Ready = inl(devpriv->iobase + APCI3501_ANALOG_OUTPUT);
+
+ while (ul_DAC_Ready == 0) {
+ ul_DAC_Ready = inl(devpriv->iobase + APCI3501_ANALOG_OUTPUT);
+ ul_DAC_Ready = (ul_DAC_Ready >> 8) & 1;
+ }
+
+ if (ul_DAC_Ready) {
+// Output the Value on the output channels.
+ ul_Command1 =
+ (ULONG) ((ULONG) (ul_Channel_no & 0xFF) |
+ (ULONG) ((*data << 0x8) & 0x7FFFFF00L) |
+ (ULONG) (ul_Polarity));
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_ANALOG_OUTPUT +
+ APCI3501_AO_PROG);
+ }
+
+ return insn->n;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_ConfigTimerCounterWatchdog |
+| (struct comedi_device *dev,struct comedi_subdevice *s, |
+| struct comedi_insn *insn,unsigned int *data) |
++----------------------------------------------------------------------------+
+| Task : Configures The Timer , Counter or Watchdog |
++----------------------------------------------------------------------------+
+| Input Parameters : struct comedi_device *dev : Driver handle |
+| UINT *data : Data Pointer contains |
+| configuration parameters as below |
+| |
+| data[0] : 0 Configure As Timer |
+| 1 Configure As Counter |
+| 2 Configure As Watchdog |
+| data[1] : 1 Enable Interrupt |
+| 0 Disable Interrupt |
+| data[2] : Time Unit |
+| data[3] : Reload Value |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+INT i_APCI3501_ConfigTimerCounterWatchdog(struct comedi_device * dev,
+ struct comedi_subdevice * s, struct comedi_insn * insn, unsigned int * data)
+{
+ ULONG ul_Command1 = 0;
+ devpriv->tsk_Current = current;
+ if (data[0] == ADDIDATA_WATCHDOG) {
+
+ devpriv->b_TimerSelectMode = ADDIDATA_WATCHDOG;
+ //Disable the watchdog
+ outl(0x0, devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG); //disable Wa
+
+ if (data[1] == 1) {
+ //Enable TIMER int & DISABLE ALL THE OTHER int SOURCES
+ outl(0x02,
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ } else {
+ outl(0x0, devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG); //disable Timer interrupt
+ }
+
+ //Loading the Timebase value
+ outl(data[2],
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_TIMEBASE);
+
+ //Loading the Reload value
+ outl(data[3],
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_RELOAD_VALUE);
+ //Set the mode
+ ul_Command1 = inl(devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG) | 0xFFF819E0UL; //e2->e0
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ } //end if(data[0]==ADDIDATA_WATCHDOG)
+
+ else if (data[0] == ADDIDATA_TIMER) {
+ //First Stop The Timer
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ ul_Command1 = ul_Command1 & 0xFFFFF9FEUL;
+ outl(ul_Command1, devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG); //Stop The Timer
+ devpriv->b_TimerSelectMode = ADDIDATA_TIMER;
+ if (data[1] == 1) {
+ //Enable TIMER int & DISABLE ALL THE OTHER int SOURCES
+ outl(0x02,
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ } else {
+ outl(0x0, devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG); //disable Timer interrupt
+ }
+
+ // Loading Timebase
+ outl(data[2],
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_TIMEBASE);
+
+ //Loading the Reload value
+ outl(data[3],
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_RELOAD_VALUE);
+
+ // printk ("\nTimer Address :: %x\n", (devpriv->iobase+APCI3501_WATCHDOG));
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ ul_Command1 =
+ (ul_Command1 & 0xFFF719E2UL) | 2UL << 13UL | 0x10UL;
+ outl(ul_Command1, devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG); //mode 2
+
+ } //end if(data[0]==ADDIDATA_TIMER)
+
+ return insn->n;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_StartStopWriteTimerCounterWatchdog |
+| (struct comedi_device *dev,struct comedi_subdevice *s, |
+| struct comedi_insn *insn,unsigned int *data) |
++----------------------------------------------------------------------------+
+| Task : Start / Stop The Selected Timer , Counter or Watchdog |
++----------------------------------------------------------------------------+
+| Input Parameters : struct comedi_device *dev : Driver handle |
+| UINT *data : Data Pointer contains |
+| configuration parameters as below |
+| |
+| data[0] : 0 Timer |
+| 1 Counter |
+| 2 Watchdog | | data[1] : 1 Start |
+| 0 Stop | 2 Trigger |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+
+int i_APCI3501_StartStopWriteTimerCounterWatchdog(struct comedi_device * dev,
+ struct comedi_subdevice * s, struct comedi_insn * insn, unsigned int * data)
+{
+ ULONG ul_Command1 = 0;
+ int i_Temp;
+ if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) {
+
+ if (data[1] == 1) {
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x1UL;
+ //Enable the Watchdog
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ }
+
+ else if (data[1] == 0) //Stop The Watchdog
+ {
+ //Stop The Watchdog
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ ul_Command1 = ul_Command1 & 0xFFFFF9FEUL;
+ outl(0x0,
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ } else if (data[1] == 2) {
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x200UL;
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ } //if(data[1]==2)
+ } // end if (devpriv->b_TimerSelectMode==ADDIDATA_WATCHDOG)
+
+ if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) {
+ if (data[1] == 1) {
+
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x1UL;
+ //Enable the Timer
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ } else if (data[1] == 0) {
+ //Stop The Timer
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ ul_Command1 = ul_Command1 & 0xFFFFF9FEUL;
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ }
+
+ else if (data[1] == 2) {
+ //Trigger the Timer
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x200UL;
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_PROG);
+ }
+
+ } // end if (devpriv->b_TimerSelectMode==ADDIDATA_TIMER)
+ i_Temp = inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_TRIG_STATUS) & 0x1;
+ return insn->n;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_ReadTimerCounterWatchdog |
+| (struct comedi_device *dev,struct comedi_subdevice *s, |
+| struct comedi_insn *insn,unsigned int *data) |
++----------------------------------------------------------------------------+
+| Task : Read The Selected Timer , Counter or Watchdog |
++----------------------------------------------------------------------------+
+| Input Parameters : struct comedi_device *dev : Driver handle |
+| UINT *data : Data Pointer contains |
+| configuration parameters as below |
+| |
+| data[0] : 0 Timer |
+| 1 Counter |
+| 2 Watchdog | | data[1] : Timer Counter Watchdog Number |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+
+int i_APCI3501_ReadTimerCounterWatchdog(struct comedi_device * dev,
+ struct comedi_subdevice * s, struct comedi_insn * insn, unsigned int * data)
+{
+
+ if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) {
+ data[0] =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_TRIG_STATUS) & 0x1;
+ data[1] = inl(devpriv->iobase + APCI3501_WATCHDOG);
+ } // end if (devpriv->b_TimerSelectMode==ADDIDATA_WATCHDOG)
+
+ else if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) {
+ data[0] =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_TRIG_STATUS) & 0x1;
+ data[1] = inl(devpriv->iobase + APCI3501_WATCHDOG);
+ } // end if (devpriv->b_TimerSelectMode==ADDIDATA_TIMER)
+
+ else if ((devpriv->b_TimerSelectMode != ADDIDATA_TIMER)
+ && (devpriv->b_TimerSelectMode != ADDIDATA_WATCHDOG)) {
+ printk("\nIn ReadTimerCounterWatchdog :: Invalid Subdevice \n");
+ }
+ return insn->n;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : int i_APCI3501_Reset(struct comedi_device *dev) |
+| |
++----------------------------------------------------------------------------+
+| Task :Resets the registers of the card |
++----------------------------------------------------------------------------+
+| Input Parameters : |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : |
+| |
++----------------------------------------------------------------------------+
+*/
+
+int i_APCI3501_Reset(struct comedi_device * dev)
+{
+ int i_Count = 0, i_temp = 0;
+ ULONG ul_Command1 = 0, ul_Polarity, ul_DAC_Ready = 0;
+ outl(0x0, devpriv->iobase + APCI3501_DIGITAL_OP);
+ outl(1, devpriv->iobase + APCI3501_ANALOG_OUTPUT +
+ APCI3501_AO_VOLT_MODE);
+
+ ul_Polarity = 0x80000000;
+
+ for (i_Count = 0; i_Count <= 7; i_Count++) {
+ ul_DAC_Ready = inl(devpriv->iobase + APCI3501_ANALOG_OUTPUT);
+
+ while (ul_DAC_Ready == 0) {
+ ul_DAC_Ready =
+ inl(devpriv->iobase + APCI3501_ANALOG_OUTPUT);
+ ul_DAC_Ready = (ul_DAC_Ready >> 8) & 1;
+ }
+
+ if (ul_DAC_Ready) {
+ // Output the Value on the output channels.
+ ul_Command1 =
+ (ULONG) ((ULONG) (i_Count & 0xFF) |
+ (ULONG) ((i_temp << 0x8) & 0x7FFFFF00L) |
+ (ULONG) (ul_Polarity));
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_ANALOG_OUTPUT +
+ APCI3501_AO_PROG);
+ }
+ }
+
+ return 0;
+}
+
+/*
++----------------------------------------------------------------------------+
+| Function Name : static void v_APCI3501_Interrupt |
+| (int irq , void *d) |
++----------------------------------------------------------------------------+
+| Task : Interrupt processing Routine |
++----------------------------------------------------------------------------+
+| Input Parameters : int irq : irq number |
+| void *d : void pointer |
++----------------------------------------------------------------------------+
+| Output Parameters : -- |
++----------------------------------------------------------------------------+
+| Return Value : TRUE : No error occur |
+| : FALSE : Error occur. Return the error |
+| |
++----------------------------------------------------------------------------+
+*/
+void v_APCI3501_Interrupt(int irq, void *d)
+{
+ int i_temp;
+ struct comedi_device *dev = d;
+ unsigned int ui_Timer_AOWatchdog;
+ unsigned long ul_Command1;
+ // Disable Interrupt
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG);
+
+ ul_Command1 = (ul_Command1 & 0xFFFFF9FDul);
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG);
+
+ ui_Timer_AOWatchdog =
+ inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_IRQ) & 0x1;
+
+ if ((!ui_Timer_AOWatchdog)) {
+ comedi_error(dev, "IRQ from unknow source");
+ return;
+ }
+
+ // Enable Interrupt
+ //Send a signal to from kernel to user space
+ send_sig(SIGIO, devpriv->tsk_Current, 0);
+ ul_Command1 =
+ inl(devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG);
+ ul_Command1 = ((ul_Command1 & 0xFFFFF9FDul) | 1 << 1);
+ outl(ul_Command1,
+ devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG);
+ i_temp = inl(devpriv->iobase + APCI3501_WATCHDOG +
+ APCI3501_TCW_TRIG_STATUS) & 0x1;
+ return;
+}
projects / linux-2.6-omap-h63xx.git / blobdiff