diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c | 1105 |
1 files changed, 1105 insertions, 0 deletions
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c new file mode 100644 index 000000000000..a6b504c3d391 --- /dev/null +++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c @@ -0,0 +1,1105 @@ +/** +@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-1564 | Compiler : GCC | + | Module name : hwdrv_apci1564.c| Version : 2.96 | + +-------------------------------+---------------------------------------+ + | Project manager: Eric Stolz | Date : 02/12/2002 | + +-------------------------------+---------------------------------------+ + | Description : Hardware Layer Acces For APCI-1564 | + +-----------------------------------------------------------------------+ + | UPDATES | + +----------+-----------+------------------------------------------------+ + | Date | Author | Description of updates | + +----------+-----------+------------------------------------------------+ + | | | | + | | | | + | | | | + +----------+-----------+------------------------------------------------+ +*/ + +/* ++----------------------------------------------------------------------------+ +| Included files | ++----------------------------------------------------------------------------+ +*/ + +#include <linux/delay.h> +#include "hwdrv_apci1564.h" + +//Global variables +UINT ui_InterruptStatus_1564 = 0; +UINT ui_InterruptData, ui_Type; + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_ConfigDigitalInput | +| (struct comedi_device *dev,struct comedi_subdevice *s, | +| struct comedi_insn *insn,unsigned int *data) | ++----------------------------------------------------------------------------+ +| Task : Configures the digital input Subdevice | ++----------------------------------------------------------------------------+ +| Input Parameters : struct comedi_device *dev : Driver handle | +| unsigned int *data : Data Pointer contains | +| configuration parameters as below | +| | +| data[0] : 1 Enable Digital Input Interrupt | +| 0 Disable Digital Input Interrupt | +| data[1] : 0 ADDIDATA Interrupt OR LOGIC | +| : 1 ADDIDATA Interrupt AND LOGIC | +| data[2] : Interrupt mask for the mode 1 | +| data[3] : Interrupt mask for the mode 2 | +| | ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : TRUE : No error occur | +| : FALSE : Error occur. Return the error | +| | ++----------------------------------------------------------------------------+ +*/ +INT i_APCI1564_ConfigDigitalInput(struct comedi_device * dev, struct comedi_subdevice * s, + struct comedi_insn * insn, unsigned int * data) +{ + devpriv->tsk_Current = current; + /*******************************/ + /* Set the digital input logic */ + /*******************************/ + if (data[0] == ADDIDATA_ENABLE) { + data[2] = data[2] << 4; + data[3] = data[3] << 4; + outl(data[2], + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_INTERRUPT_MODE1); + outl(data[3], + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_INTERRUPT_MODE2); + if (data[1] == ADDIDATA_OR) { + outl(0x4, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_IRQ); + } // if (data[1] == ADDIDATA_OR) + else { + outl(0x6, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_IRQ); + } // else if (data[1] == ADDIDATA_OR) + } // if (data[0] == ADDIDATA_ENABLE) + else { + outl(0x0, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_INTERRUPT_MODE1); + outl(0x0, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_INTERRUPT_MODE2); + outl(0x0, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_IRQ); + } // else if (data[0] == ADDIDATA_ENABLE) + + return insn->n; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_Read1DigitalInput | +| (struct comedi_device *dev,struct comedi_subdevice *s, | +| struct comedi_insn *insn,unsigned int *data) | ++----------------------------------------------------------------------------+ +| Task : Return the status of the digital input | ++----------------------------------------------------------------------------+ +| Input Parameters : struct comedi_device *dev : Driver handle | +| UINT ui_Channel : Channel number to read | +| unsigned int *data : Data Pointer to read status | ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : TRUE : No error occur | +| : FALSE : Error occur. Return the error | +| | ++----------------------------------------------------------------------------+ +*/ +INT i_APCI1564_Read1DigitalInput(struct comedi_device * dev, struct comedi_subdevice * s, + struct comedi_insn * insn, unsigned int * data) +{ + UINT ui_TmpValue = 0; + UINT ui_Channel; + + ui_Channel = CR_CHAN(insn->chanspec); + if (ui_Channel >= 0 && ui_Channel <= 31) { + ui_TmpValue = + (UINT) inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP); + // since only 1 channel reqd to bring it to last bit it is rotated + // 8 +(chan - 1) times then ANDed with 1 for last bit. + *data = (ui_TmpValue >> ui_Channel) & 0x1; + } // if (ui_Channel >= 0 && ui_Channel <=31) + else { + comedi_error(dev, "Not a valid channel number !!! \n"); + return -EINVAL; // "sorry channel spec wrong " + } //else if (ui_Channel >= 0 && ui_Channel <=31) + return insn->n; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_ReadMoreDigitalInput | +| (struct comedi_device *dev,struct comedi_subdevice *s, | +| struct comedi_insn *insn,unsigned int *data) | ++----------------------------------------------------------------------------+ +| Task : Return the status of the Requested digital inputs | ++----------------------------------------------------------------------------+ +| Input Parameters : struct comedi_device *dev : Driver handle | +| UINT ui_NoOfChannels : No Of Channels To be Read | +| UINT *data : Data Pointer to read status | ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : TRUE : No error occur | +| : FALSE : Error occur. Return the error | +| | ++----------------------------------------------------------------------------+ +*/ +INT i_APCI1564_ReadMoreDigitalInput(struct comedi_device * dev, struct comedi_subdevice * s, + struct comedi_insn * insn, unsigned int * data) +{ + UINT ui_PortValue = data[0]; + UINT ui_Mask = 0; + UINT ui_NoOfChannels; + + ui_NoOfChannels = CR_CHAN(insn->chanspec); + if (data[1] == 0) { + *data = (UINT) inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP); + switch (ui_NoOfChannels) { + case 2: + ui_Mask = 3; + *data = (*data >> (2 * ui_PortValue)) & ui_Mask; + break; + case 4: + ui_Mask = 15; + *data = (*data >> (4 * ui_PortValue)) & ui_Mask; + break; + case 8: + ui_Mask = 255; + *data = (*data >> (8 * ui_PortValue)) & ui_Mask; + break; + case 16: + ui_Mask = 65535; + *data = (*data >> (16 * ui_PortValue)) & ui_Mask; + break; + case 31: + break; + default: + comedi_error(dev, "Not a valid Channel number !!!\n"); + return -EINVAL; // "sorry channel spec wrong " + break; + } // switch (ui_NoOfChannels) + } // if (data[1]==0) + else { + if (data[1] == 1) { + *data = ui_InterruptStatus_1564; + } // if (data[1]==1) + } // else if (data[1]==0) + return insn->n; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_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_APCI1564_ConfigDigitalOutput(struct comedi_device * dev, struct comedi_subdevice * s, + struct comedi_insn * insn, unsigned int * data) +{ + ULONG ul_Command = 0; + + 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]) + if (data[1] == ADDIDATA_ENABLE) { + ul_Command = ul_Command | 0x1; + } // if (data[1] == ADDIDATA_ENABLE) + else { + ul_Command = ul_Command & 0xFFFFFFFE; + } // else if (data[1] == ADDIDATA_ENABLE) + if (data[2] == ADDIDATA_ENABLE) { + ul_Command = ul_Command | 0x2; + } // if (data[2] == ADDIDATA_ENABLE) + else { + ul_Command = ul_Command & 0xFFFFFFFD; + } // else if (data[2] == ADDIDATA_ENABLE) + outl(ul_Command, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_INTERRUPT); + ui_InterruptData = + inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_INTERRUPT); + devpriv->tsk_Current = current; + return insn->n; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_WriteDigitalOutput | +| (struct comedi_device *dev,struct comedi_subdevice *s, | +| struct comedi_insn *insn,unsigned int *data) | ++----------------------------------------------------------------------------+ +| Task : Writes port value To the selected port | ++----------------------------------------------------------------------------+ +| Input Parameters : struct comedi_device *dev : Driver handle | +| UINT ui_NoOfChannels : No Of Channels To Write | +| UINT *data : Data Pointer to read status | ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : TRUE : No error occur | +| : FALSE : Error occur. Return the error | +| | ++----------------------------------------------------------------------------+ +*/ +INT i_APCI1564_WriteDigitalOutput(struct comedi_device * dev, struct comedi_subdevice * s, + struct comedi_insn * insn, unsigned int * data) +{ + UINT ui_Temp, ui_Temp1; + UINT ui_NoOfChannel; + + ui_NoOfChannel = CR_CHAN(insn->chanspec); + if (devpriv->b_OutputMemoryStatus) { + ui_Temp = + inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_RW); + } // if (devpriv->b_OutputMemoryStatus ) + else { + ui_Temp = 0; + } // else if (devpriv->b_OutputMemoryStatus ) + if (data[3] == 0) { + if (data[1] == 0) { + data[0] = (data[0] << ui_NoOfChannel) | ui_Temp; + outl(data[0], + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_RW); + } // if (data[1]==0) + else { + if (data[1] == 1) { + switch (ui_NoOfChannel) { + case 2: + data[0] = + (data[0] << (2 * + data[2])) | ui_Temp; + break; + case 4: + data[0] = + (data[0] << (4 * + data[2])) | ui_Temp; + break; + case 8: + data[0] = + (data[0] << (8 * + data[2])) | ui_Temp; + break; + case 16: + data[0] = + (data[0] << (16 * + data[2])) | ui_Temp; + break; + case 31: + data[0] = data[0] | ui_Temp; + break; + default: + comedi_error(dev, " chan spec wrong"); + return -EINVAL; // "sorry channel spec wrong " + } // switch (ui_NoOfChannels) + outl(data[0], + devpriv->i_IobaseAmcc + + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_RW); + } // if (data[1]==1) + else { + printk("\nSpecified channel not supported\n"); + } // else if (data[1]==1) + } // else if (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->i_IobaseAmcc + + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_RW); + } // if (data[1]==0) + else { + if (data[1] == 1) { + switch (ui_NoOfChannel) { + case 2: + 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; + break; + case 4: + data[0] = ~data[0] & 0xf; + ui_Temp1 = 15; + ui_Temp1 = + ui_Temp1 << 4 * data[2]; + ui_Temp = ui_Temp | ui_Temp1; + data[0] = + ((data[0] << (4 * + data + [2])) ^ + 0xffffffff) & ui_Temp; + break; + case 8: + data[0] = ~data[0] & 0xff; + ui_Temp1 = 255; + ui_Temp1 = + ui_Temp1 << 8 * data[2]; + ui_Temp = ui_Temp | ui_Temp1; + data[0] = + ((data[0] << (8 * + data + [2])) ^ + 0xffffffff) & ui_Temp; + break; + case 16: + data[0] = ~data[0] & 0xffff; + ui_Temp1 = 65535; + ui_Temp1 = + ui_Temp1 << 16 * + data[2]; + ui_Temp = ui_Temp | ui_Temp1; + data[0] = + ((data[0] << (16 * + data + [2])) ^ + 0xffffffff) & ui_Temp; + break; + case 31: + break; + default: + comedi_error(dev, + " chan spec wrong"); + return -EINVAL; // "sorry channel spec wrong " + } //switch(ui_NoOfChannels) + outl(data[0], + devpriv->i_IobaseAmcc + + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_RW); + } // if (data[1]==1) + else { + printk("\nSpecified channel not supported\n"); + } // else if (data[1]==1) + } // else if (data[1]==0) + } // if (data[3]==1); + else { + printk("\nSpecified functionality does not exist\n"); + return -EINVAL; + } // else if (data[3]==1) + } // else if (data[3]==0) + return insn->n; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_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_APCI1564_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->i_IobaseAmcc + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_RW); + if (ui_Temp == 0) { + *data = (*data >> ui_NoOfChannel) & 0x1; + } // if (ui_Temp==0) + else { + if (ui_Temp == 1) { + switch (ui_NoOfChannel) { + case 2: + *data = (*data >> (2 * data[1])) & 3; + break; + + case 4: + *data = (*data >> (4 * data[1])) & 15; + break; + + case 8: + *data = (*data >> (8 * data[1])) & 255; + break; + + case 16: + *data = (*data >> (16 * data[1])) & 65535; + break; + + case 31: + break; + + default: + comedi_error(dev, " chan spec wrong"); + return -EINVAL; // "sorry channel spec wrong " + break; + } // switch(ui_NoOfChannels) + } // 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_APCI1564_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 | +| data[4] : Timer Mode | +| data[5] : Timer Counter Watchdog Number| + data[6] : Counter Direction ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : TRUE : No error occur | +| : FALSE : Error occur. Return the error | +| | ++----------------------------------------------------------------------------+ +*/ +INT i_APCI1564_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->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG + + APCI1564_TCW_PROG); + //Loading the Reload value + outl(data[3], + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG + + APCI1564_TCW_RELOAD_VALUE); + } // if (data[0]==ADDIDATA_WATCHDOG) + else if (data[0] == ADDIDATA_TIMER) { + //First Stop The Timer + ul_Command1 = + inl(devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_PROG); + ul_Command1 = ul_Command1 & 0xFFFFF9FEUL; + outl(ul_Command1, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); //Stop The Timer + + devpriv->b_TimerSelectMode = ADDIDATA_TIMER; + if (data[1] == 1) { + outl(0x02, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); //Enable TIMER int & DISABLE ALL THE OTHER int SOURCES + outl(0x0, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_IRQ); + outl(0x0, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_IRQ); + outl(0x0, + devpriv->i_IobaseAmcc + + APCI1564_DIGITAL_OP_WATCHDOG + + APCI1564_TCW_IRQ); + outl(0x0, + devpriv->iobase + APCI1564_COUNTER1 + + APCI1564_TCW_IRQ); + outl(0x0, + devpriv->iobase + APCI1564_COUNTER2 + + APCI1564_TCW_IRQ); + outl(0x0, + devpriv->iobase + APCI1564_COUNTER3 + + APCI1564_TCW_IRQ); + outl(0x0, + devpriv->iobase + APCI1564_COUNTER4 + + APCI1564_TCW_IRQ); + } // if (data[1]==1) + else { + outl(0x0, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); //disable Timer interrupt + } // else if (data[1]==1) + + // Loading Timebase + + outl(data[2], + devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_TIMEBASE); + + //Loading the Reload value + outl(data[3], + devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_RELOAD_VALUE); + + ul_Command1 = + inl(devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_PROG); + ul_Command1 = + (ul_Command1 & 0xFFF719E2UL) | 2UL << 13UL | 0x10UL; + outl(ul_Command1, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); //mode 2 + } // else if (data[0]==ADDIDATA_TIMER) + else if (data[0] == ADDIDATA_COUNTER) { + devpriv->b_TimerSelectMode = ADDIDATA_COUNTER; + devpriv->b_ModeSelectRegister = data[5]; + + //First Stop The Counter + ul_Command1 = + inl(devpriv->iobase + ((data[5] - 1) * 0x20) + + APCI1564_TCW_PROG); + ul_Command1 = ul_Command1 & 0xFFFFF9FEUL; + outl(ul_Command1, devpriv->iobase + ((data[5] - 1) * 0x20) + APCI1564_TCW_PROG); //Stop The Timer + + /************************/ + /* Set the reload value */ + /************************/ + outl(data[3], + devpriv->iobase + ((data[5] - 1) * 0x20) + + APCI1564_TCW_RELOAD_VALUE); + + /******************************/ + /* Set the mode : */ + /* - Disable the hardware */ + /* - Disable the counter mode */ + /* - Disable the warning */ + /* - Disable the reset */ + /* - Disable the timer mode */ + /* - Enable the counter mode */ + /******************************/ + ul_Command1 = + (ul_Command1 & 0xFFFC19E2UL) | 0x80000UL | + (ULONG) ((ULONG) data[4] << 16UL); + outl(ul_Command1, + devpriv->iobase + ((data[5] - 1) * 0x20) + + APCI1564_TCW_PROG); + + // Enable or Disable Interrupt + ul_Command1 = (ul_Command1 & 0xFFFFF9FD) | (data[1] << 1); + outl(ul_Command1, + devpriv->iobase + ((data[5] - 1) * 0x20) + + APCI1564_TCW_PROG); + + /*****************************/ + /* Set the Up/Down selection */ + /*****************************/ + ul_Command1 = (ul_Command1 & 0xFFFBF9FFUL) | (data[6] << 18); + outl(ul_Command1, + devpriv->iobase + ((data[5] - 1) * 0x20) + + APCI1564_TCW_PROG); + } // else if (data[0]==ADDIDATA_COUNTER) + else { + printk(" Invalid subdevice."); + } // else if (data[0]==ADDIDATA_WATCHDOG) + + return insn->n; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_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 | +| Clear (Only Counter) | ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : TRUE : No error occur | +| : FALSE : Error occur. Return the error | +| | ++----------------------------------------------------------------------------+ +*/ +INT i_APCI1564_StartStopWriteTimerCounterWatchdog(struct comedi_device * dev, + struct comedi_subdevice * s, struct comedi_insn * insn, unsigned int * data) +{ + ULONG ul_Command1 = 0; + if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) { + switch (data[1]) { + case 0: //stop the watchdog + outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG + APCI1564_TCW_PROG); //disable the watchdog + break; + case 1: //start the watchdog + outl(0x0001, + devpriv->i_IobaseAmcc + + APCI1564_DIGITAL_OP_WATCHDOG + + APCI1564_TCW_PROG); + break; + case 2: //Software trigger + outl(0x0201, + devpriv->i_IobaseAmcc + + APCI1564_DIGITAL_OP_WATCHDOG + + APCI1564_TCW_PROG); + break; + default: + printk("\nSpecified functionality does not exist\n"); + return -EINVAL; + } // switch (data[1]) + } // if (devpriv->b_TimerSelectMode==ADDIDATA_WATCHDOG) + if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) { + if (data[1] == 1) { + ul_Command1 = + inl(devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_PROG); + ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x1UL; + + //Enable the Timer + outl(ul_Command1, + devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_PROG); + } // if (data[1]==1) + else if (data[1] == 0) { + //Stop The Timer + + ul_Command1 = + inl(devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_PROG); + ul_Command1 = ul_Command1 & 0xFFFFF9FEUL; + outl(ul_Command1, + devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_PROG); + } // else if(data[1]==0) + } // if (devpriv->b_TimerSelectMode==ADDIDATA_TIMER) + if (devpriv->b_TimerSelectMode == ADDIDATA_COUNTER) { + ul_Command1 = + inl(devpriv->iobase + ((devpriv->b_ModeSelectRegister - + 1) * 0x20) + APCI1564_TCW_PROG); + if (data[1] == 1) { + //Start the Counter subdevice + ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x1UL; + } // if (data[1] == 1) + else if (data[1] == 0) { + // Stops the Counter subdevice + ul_Command1 = 0; + + } // else if (data[1] == 0) + else if (data[1] == 2) { + // Clears the Counter subdevice + ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x400; + } // else if (data[1] == 3) + outl(ul_Command1, + devpriv->iobase + ((devpriv->b_ModeSelectRegister - + 1) * 0x20) + APCI1564_TCW_PROG); + } // if (devpriv->b_TimerSelectMode==ADDIDATA_COUNTER) + return insn->n; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_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 | +| | + ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : TRUE : No error occur | +| : FALSE : Error occur. Return the error | +| | ++----------------------------------------------------------------------------+ +*/ +INT i_APCI1564_ReadTimerCounterWatchdog(struct comedi_device * dev, + struct comedi_subdevice * s, struct comedi_insn * insn, unsigned int * data) +{ + ULONG ul_Command1 = 0; + + if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) { + // Stores the status of the Watchdog + data[0] = + inl(devpriv->i_IobaseAmcc + + APCI1564_DIGITAL_OP_WATCHDOG + + APCI1564_TCW_TRIG_STATUS) & 0x1; + data[1] = + inl(devpriv->i_IobaseAmcc + + APCI1564_DIGITAL_OP_WATCHDOG); + } // if (devpriv->b_TimerSelectMode==ADDIDATA_WATCHDOG) + else if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) { + // Stores the status of the Timer + data[0] = + inl(devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_TRIG_STATUS) & 0x1; + + // Stores the Actual value of the Timer + data[1] = inl(devpriv->i_IobaseAmcc + APCI1564_TIMER); + } // else if (devpriv->b_TimerSelectMode==ADDIDATA_TIMER) + else if (devpriv->b_TimerSelectMode == ADDIDATA_COUNTER) { + // Read the Counter Actual Value. + data[0] = + inl(devpriv->iobase + ((devpriv->b_ModeSelectRegister - + 1) * 0x20) + + APCI1564_TCW_SYNC_ENABLEDISABLE); + ul_Command1 = + inl(devpriv->iobase + ((devpriv->b_ModeSelectRegister - + 1) * 0x20) + APCI1564_TCW_TRIG_STATUS); + + /***********************************/ + /* Get the software trigger status */ + /***********************************/ + data[1] = (BYTE) ((ul_Command1 >> 1) & 1); + + /***********************************/ + /* Get the hardware trigger status */ + /***********************************/ + data[2] = (BYTE) ((ul_Command1 >> 2) & 1); + + /*********************************/ + /* Get the software clear status */ + /*********************************/ + data[3] = (BYTE) ((ul_Command1 >> 3) & 1); + + /***************************/ + /* Get the overflow status */ + /***************************/ + data[4] = (BYTE) ((ul_Command1 >> 0) & 1); + } // else if (devpriv->b_TimerSelectMode==ADDIDATA_COUNTER) + else if ((devpriv->b_TimerSelectMode != ADDIDATA_TIMER) + && (devpriv->b_TimerSelectMode != ADDIDATA_WATCHDOG) + && (devpriv->b_TimerSelectMode != ADDIDATA_COUNTER)) { + printk("\n Invalid Subdevice !!!\n"); + } // else if ((devpriv->b_TimerSelectMode!=ADDIDATA_TIMER) && (devpriv->b_TimerSelectMode!=ADDIDATA_WATCHDOG)&& (devpriv->b_TimerSelectMode!=ADDIDATA_COUNTER)) + return insn->n; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_ReadInterruptStatus | +| (struct comedi_device *dev,struct comedi_subdevice *s, | +| struct comedi_insn *insn,unsigned int *data) | ++----------------------------------------------------------------------------+ +| Task :Reads the interrupt status register | ++----------------------------------------------------------------------------+ +| Input Parameters : | ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : | +| | ++----------------------------------------------------------------------------+ +*/ + +int i_APCI1564_ReadInterruptStatus(struct comedi_device * dev, struct comedi_subdevice * s, + struct comedi_insn * insn, unsigned int * data) +{ + *data = ui_Type; + return insn->n; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : static void v_APCI1564_Interrupt | +| (int irq , void *d) | ++----------------------------------------------------------------------------+ +| Task : Interrupt handler for the interruptible digital inputs | ++----------------------------------------------------------------------------+ +| Input Parameters : int irq : irq number | +| void *d : void pointer | ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : TRUE : No error occur | +| : FALSE : Error occur. Return the error | +| | ++----------------------------------------------------------------------------+ +*/ +static void v_APCI1564_Interrupt(int irq, void *d) +{ + struct comedi_device *dev = d; + UINT ui_DO, ui_DI; + UINT ui_Timer; + UINT ui_C1, ui_C2, ui_C3, ui_C4; + ULONG ul_Command2 = 0; + ui_DI = inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_IRQ) & 0x01; + ui_DO = inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_IRQ) & 0x01; + ui_Timer = + inl(devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_IRQ) & 0x01; + ui_C1 = inl(devpriv->iobase + APCI1564_COUNTER1 + + APCI1564_TCW_IRQ) & 0x1; + ui_C2 = inl(devpriv->iobase + APCI1564_COUNTER2 + + APCI1564_TCW_IRQ) & 0x1; + ui_C3 = inl(devpriv->iobase + APCI1564_COUNTER3 + + APCI1564_TCW_IRQ) & 0x1; + ui_C4 = inl(devpriv->iobase + APCI1564_COUNTER4 + + APCI1564_TCW_IRQ) & 0x1; + if (ui_DI == 0 && ui_DO == 0 && ui_Timer == 0 && ui_C1 == 0 + && ui_C2 == 0 && ui_C3 == 0 && ui_C4 == 0) { + printk("\nInterrupt from unknown source\n"); + } // if(ui_DI==0 && ui_DO==0 && ui_Timer==0 && ui_C1==0 && ui_C2==0 && ui_C3==0 && ui_C4==0) + + if (ui_DI == 1) { + ui_DI = inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_IRQ); + outl(0x0, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_IRQ); + ui_InterruptStatus_1564 = + inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + + APCI1564_DIGITAL_IP_INTERRUPT_STATUS); + ui_InterruptStatus_1564 = ui_InterruptStatus_1564 & 0X000FFFF0; + send_sig(SIGIO, devpriv->tsk_Current, 0); // send signal to the sample + outl(ui_DI, devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP + APCI1564_DIGITAL_IP_IRQ); //enable the interrupt + return; + } + + if (ui_DO == 1) { + // Check for Digital Output interrupt Type - 1: Vcc interrupt 2: CC interrupt. + ui_Type = + inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_INTERRUPT_STATUS) & 0x3; + //Disable the Interrupt + outl(0x0, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP + + APCI1564_DIGITAL_OP_INTERRUPT); + + //Sends signal to user space + send_sig(SIGIO, devpriv->tsk_Current, 0); + + } // if (ui_DO) + + if ((ui_Timer == 1) && (devpriv->b_TimerSelectMode = ADDIDATA_TIMER)) { + // Disable Timer Interrupt + ul_Command2 = + inl(devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_PROG); + outl(0x0, + devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_PROG); + + //Send a signal to from kernel to user space + send_sig(SIGIO, devpriv->tsk_Current, 0); + + // Enable Timer Interrupt + + outl(ul_Command2, + devpriv->i_IobaseAmcc + APCI1564_TIMER + + APCI1564_TCW_PROG); + } // if ((ui_Timer == 1) && (devpriv->b_TimerSelectMode =ADDIDATA_TIMER)) + + if ((ui_C1 == 1) && (devpriv->b_TimerSelectMode = ADDIDATA_COUNTER)) { + // Disable Counter Interrupt + ul_Command2 = + inl(devpriv->iobase + APCI1564_COUNTER1 + + APCI1564_TCW_PROG); + outl(0x0, + devpriv->iobase + APCI1564_COUNTER1 + + APCI1564_TCW_PROG); + + //Send a signal to from kernel to user space + send_sig(SIGIO, devpriv->tsk_Current, 0); + + // Enable Counter Interrupt + outl(ul_Command2, + devpriv->iobase + APCI1564_COUNTER1 + + APCI1564_TCW_PROG); + } // if ((ui_C1 == 1) && (devpriv->b_TimerSelectMode = ADDIDATA_COUNTER)) + + if ((ui_C2 == 1) && (devpriv->b_TimerSelectMode = ADDIDATA_COUNTER)) { + // Disable Counter Interrupt + ul_Command2 = + inl(devpriv->iobase + APCI1564_COUNTER2 + + APCI1564_TCW_PROG); + outl(0x0, + devpriv->iobase + APCI1564_COUNTER2 + + APCI1564_TCW_PROG); + + //Send a signal to from kernel to user space + send_sig(SIGIO, devpriv->tsk_Current, 0); + + // Enable Counter Interrupt + outl(ul_Command2, + devpriv->iobase + APCI1564_COUNTER2 + + APCI1564_TCW_PROG); + } // if ((ui_C2 == 1) && (devpriv->b_TimerSelectMode =ADDIDATA_COUNTER)) + + if ((ui_C3 == 1) && (devpriv->b_TimerSelectMode = ADDIDATA_COUNTER)) { + // Disable Counter Interrupt + ul_Command2 = + inl(devpriv->iobase + APCI1564_COUNTER3 + + APCI1564_TCW_PROG); + outl(0x0, + devpriv->iobase + APCI1564_COUNTER3 + + APCI1564_TCW_PROG); + + //Send a signal to from kernel to user space + send_sig(SIGIO, devpriv->tsk_Current, 0); + + // Enable Counter Interrupt + outl(ul_Command2, + devpriv->iobase + APCI1564_COUNTER3 + + APCI1564_TCW_PROG); + } // if ((ui_C3 == 1) && (devpriv->b_TimerSelectMode =ADDIDATA_COUNTER)) + + if ((ui_C4 == 1) && (devpriv->b_TimerSelectMode = ADDIDATA_COUNTER)) { + // Disable Counter Interrupt + ul_Command2 = + inl(devpriv->iobase + APCI1564_COUNTER4 + + APCI1564_TCW_PROG); + outl(0x0, + devpriv->iobase + APCI1564_COUNTER4 + + APCI1564_TCW_PROG); + + //Send a signal to from kernel to user space + send_sig(SIGIO, devpriv->tsk_Current, 0); + + // Enable Counter Interrupt + outl(ul_Command2, + devpriv->iobase + APCI1564_COUNTER4 + + APCI1564_TCW_PROG); + } // if ((ui_C4 == 1) && (devpriv->b_TimerSelectMode =ADDIDATA_COUNTER)) + return; +} + +/* ++----------------------------------------------------------------------------+ +| Function Name : int i_APCI1564_Reset(struct comedi_device *dev) | | ++----------------------------------------------------------------------------+ +| Task :resets all the registers | ++----------------------------------------------------------------------------+ +| Input Parameters : struct comedi_device *dev ++----------------------------------------------------------------------------+ +| Output Parameters : -- | ++----------------------------------------------------------------------------+ +| Return Value : | +| | ++----------------------------------------------------------------------------+ +*/ + +INT i_APCI1564_Reset(struct comedi_device * dev) +{ + outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP_IRQ); //disable the interrupts + inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP_INTERRUPT_STATUS); //Reset the interrupt status register + outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP_INTERRUPT_MODE1); //Disable the and/or interrupt + outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP_INTERRUPT_MODE2); + devpriv->b_DigitalOutputRegister = 0; + ui_Type = 0; + outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP); //Resets the output channels + outl(0x0, devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_INTERRUPT); //Disables the interrupt. + outl(0x0, + devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG + + APCI1564_TCW_RELOAD_VALUE); + outl(0x0, devpriv->i_IobaseAmcc + APCI1564_TIMER); + outl(0x0, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); + + outl(0x0, devpriv->iobase + APCI1564_COUNTER1 + APCI1564_TCW_PROG); + outl(0x0, devpriv->iobase + APCI1564_COUNTER2 + APCI1564_TCW_PROG); + outl(0x0, devpriv->iobase + APCI1564_COUNTER3 + APCI1564_TCW_PROG); + outl(0x0, devpriv->iobase + APCI1564_COUNTER4 + APCI1564_TCW_PROG); + return 0; +} |