diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c | 197 |
1 files changed, 122 insertions, 75 deletions
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c index 62f421a06f05..24c4c983db38 100644 --- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c +++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1500.c @@ -45,7 +45,105 @@ You should also find the complete GPL in the COPYING file accompanying this sour | | | | +----------+-----------+------------------------------------------------+ */ -#include "hwdrv_apci1500.h" + +/********* Definitions for APCI-1500 card *****/ + +/* Card Specific information */ +#define APCI1500_ADDRESS_RANGE 4 + +/* DIGITAL INPUT-OUTPUT DEFINE */ + +#define APCI1500_DIGITAL_OP 2 +#define APCI1500_DIGITAL_IP 0 +#define APCI1500_AND 2 +#define APCI1500_OR 4 +#define APCI1500_OR_PRIORITY 6 +#define APCI1500_CLK_SELECT 0 +#define COUNTER1 0 +#define COUNTER2 1 +#define COUNTER3 2 +#define APCI1500_COUNTER 0x20 +#define APCI1500_TIMER 0 +#define APCI1500_WATCHDOG 0 +#define APCI1500_SINGLE 0 +#define APCI1500_CONTINUOUS 0x80 +#define APCI1500_DISABLE 0 +#define APCI1500_ENABLE 1 +#define APCI1500_SOFTWARE_TRIGGER 0x4 +#define APCI1500_HARDWARE_TRIGGER 0x10 +#define APCI1500_SOFTWARE_GATE 0 +#define APCI1500_HARDWARE_GATE 0x8 +#define START 0 +#define STOP 1 +#define TRIGGER 2 + +/* + * Zillog I/O enumeration + */ +enum { + APCI1500_Z8536_PORT_C, + APCI1500_Z8536_PORT_B, + APCI1500_Z8536_PORT_A, + APCI1500_Z8536_CONTROL_REGISTER +}; + +/* + * Z8536 CIO Internal Address + */ +enum { + APCI1500_RW_MASTER_INTERRUPT_CONTROL, + APCI1500_RW_MASTER_CONFIGURATION_CONTROL, + APCI1500_RW_PORT_A_INTERRUPT_CONTROL, + APCI1500_RW_PORT_B_INTERRUPT_CONTROL, + APCI1500_RW_TIMER_COUNTER_INTERRUPT_VECTOR, + APCI1500_RW_PORT_C_DATA_PCITCH_POLARITY, + APCI1500_RW_PORT_C_DATA_DIRECTION, + APCI1500_RW_PORT_C_SPECIAL_IO_CONTROL, + + APCI1500_RW_PORT_A_COMMAND_AND_STATUS, + APCI1500_RW_PORT_B_COMMAND_AND_STATUS, + APCI1500_RW_CPT_TMR1_CMD_STATUS, + APCI1500_RW_CPT_TMR2_CMD_STATUS, + APCI1500_RW_CPT_TMR3_CMD_STATUS, + APCI1500_RW_PORT_A_DATA, + APCI1500_RW_PORT_B_DATA, + APCI1500_RW_PORT_C_DATA, + + APCI1500_R_CPT_TMR1_VALUE_HIGH, + APCI1500_R_CPT_TMR1_VALUE_LOW, + APCI1500_R_CPT_TMR2_VALUE_HIGH, + APCI1500_R_CPT_TMR2_VALUE_LOW, + APCI1500_R_CPT_TMR3_VALUE_HIGH, + APCI1500_R_CPT_TMR3_VALUE_LOW, + APCI1500_RW_CPT_TMR1_TIME_CST_HIGH, + APCI1500_RW_CPT_TMR1_TIME_CST_LOW, + APCI1500_RW_CPT_TMR2_TIME_CST_HIGH, + APCI1500_RW_CPT_TMR2_TIME_CST_LOW, + APCI1500_RW_CPT_TMR3_TIME_CST_HIGH, + APCI1500_RW_CPT_TMR3_TIME_CST_LOW, + APCI1500_RW_CPT_TMR1_MODE_SPECIFICATION, + APCI1500_RW_CPT_TMR2_MODE_SPECIFICATION, + APCI1500_RW_CPT_TMR3_MODE_SPECIFICATION, + APCI1500_R_CURRENT_VECTOR, + + APCI1500_RW_PORT_A_SPECIFICATION, + APCI1500_RW_PORT_A_HANDSHAKE_SPECIFICATION, + APCI1500_RW_PORT_A_DATA_PCITCH_POLARITY, + APCI1500_RW_PORT_A_DATA_DIRECTION, + APCI1500_RW_PORT_A_SPECIAL_IO_CONTROL, + APCI1500_RW_PORT_A_PATTERN_POLARITY, + APCI1500_RW_PORT_A_PATTERN_TRANSITION, + APCI1500_RW_PORT_A_PATTERN_MASK, + + APCI1500_RW_PORT_B_SPECIFICATION, + APCI1500_RW_PORT_B_HANDSHAKE_SPECIFICATION, + APCI1500_RW_PORT_B_DATA_PCITCH_POLARITY, + APCI1500_RW_PORT_B_DATA_DIRECTION, + APCI1500_RW_PORT_B_SPECIAL_IO_CONTROL, + APCI1500_RW_PORT_B_PATTERN_POLARITY, + APCI1500_RW_PORT_B_PATTERN_TRANSITION, + APCI1500_RW_PORT_B_PATTERN_MASK +}; static int i_TimerCounter1Init = 0; static int i_TimerCounter2Init = 0; @@ -141,6 +239,7 @@ static int i_APCI1500_ConfigDigitalInputEvent(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { + struct addi_private *devpriv = dev->private; int i_PatternPolarity = 0, i_PatternTransition = 0, i_PatternMask = 0; int i_MaxChannel = 0, i_Count = 0, i_EventMask = 0; int i_PatternTransitionCount = 0, i_RegValue; @@ -525,8 +624,10 @@ static int i_APCI1500_StartStopInputEvent(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { + struct addi_private *devpriv = dev->private; int i_Event1InterruptStatus = 0, i_Event2InterruptStatus = 0, i_RegValue; + switch (data[0]) { case START: /*************************/ @@ -792,7 +893,9 @@ static int i_APCI1500_Initialisation(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { + struct addi_private *devpriv = dev->private; int i_DummyRead = 0; + /******************/ /* Software reset */ /******************/ @@ -939,82 +1042,15 @@ static int i_APCI1500_Initialisation(struct comedi_device *dev, return insn->n; } -/* -+----------------------------------------------------------------------------+ -| Function Name : int i_APCI1500_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 | -| unsigned int ui_NoOfChannels : No Of Channels To be Read | -| unsigned int *data : Data Pointer -| data[0] : 0 Read a single channel -| 1 read a port value -| data[1] : port value -+----------------------------------------------------------------------------+ -| Output Parameters : -- data[0] :The read status value -+----------------------------------------------------------------------------+ -| Return Value : TRUE : No error occur | -| : FALSE : Error occur. Return the error | -| | -+----------------------------------------------------------------------------+ -*/ -static int i_APCI1500_ReadMoreDigitalInput(struct comedi_device *dev, - struct comedi_subdevice *s, - struct comedi_insn *insn, - unsigned int *data) +static int apci1500_di_insn_bits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { - unsigned int ui_PortValue = data[1]; - unsigned int ui_Mask = 0; - unsigned int ui_Channel; - unsigned int ui_TmpValue = 0; - ui_Channel = CR_CHAN(insn->chanspec); + struct addi_private *devpriv = dev->private; - switch (data[0]) { - case 0: - if (ui_Channel <= 15) { - ui_TmpValue = - (unsigned int) inw(devpriv->i_IobaseAddon + - APCI1500_DIGITAL_IP); - *data = (ui_TmpValue >> ui_Channel) & 0x1; - } /* if(ui_Channel >= 0 && ui_Channel <=15) */ - else { - printk("\nThe channel specification are in error\n"); - return -EINVAL; /* "sorry channel spec wrong " */ - } /* else if(ui_Channel >= 0 && ui_Channel <=15) */ - break; - case 1: + data[1] = inw(devpriv->i_IobaseAddon + APCI1500_DIGITAL_IP); - *data = (unsigned int) inw(devpriv->i_IobaseAddon + - APCI1500_DIGITAL_IP); - switch (ui_Channel) { - 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 15: - break; - - default: - printk("\nSpecified channel cannot be read \n"); - return -EINVAL; /* "sorry channel spec wrong " */ - break; - } /* switch(ui_Channel) */ - break; - default: - printk("\nThe specified functionality does not exist\n"); - return -EINVAL; - } /* switch(data[0]) */ return insn->n; } @@ -1051,6 +1087,8 @@ static int i_APCI1500_ConfigDigitalOutputErrorInterrupt(struct comedi_device *de struct comedi_insn *insn, unsigned int *data) { + struct addi_private *devpriv = dev->private; + devpriv->b_OutputMemoryStatus = data[0]; return insn->n; } @@ -1079,9 +1117,9 @@ static int i_APCI1500_WriteDigitalOutput(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { + struct addi_private *devpriv = dev->private; static unsigned int ui_Temp = 0; unsigned int ui_Temp1; - unsigned int ui_NoOfChannel = CR_CHAN(insn->chanspec); /* get the channel */ if (!devpriv->b_OutputMemoryStatus) { @@ -1274,6 +1312,7 @@ static int i_APCI1500_ConfigCounterTimerWatchdog(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { + struct addi_private *devpriv = dev->private; int i_TimerCounterMode, i_MasterConfiguration; devpriv->tsk_Current = current; @@ -1875,6 +1914,7 @@ static int i_APCI1500_StartStopTriggerTimerCounterWatchdog(struct comedi_device struct comedi_insn *insn, unsigned int *data) { + struct addi_private *devpriv = dev->private; int i_CommandAndStatusValue; switch (data[0]) { @@ -2198,7 +2238,9 @@ static int i_APCI1500_ReadCounterTimerWatchdog(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { + struct addi_private *devpriv = dev->private; int i_CommandAndStatusValue; + switch (data[0]) { case COUNTER1: /* Read counter/timer1 */ @@ -2421,9 +2463,11 @@ static int i_APCI1500_ConfigureInterrupt(struct comedi_device *dev, struct comedi_insn *insn, unsigned int *data) { + struct addi_private *devpriv = dev->private; unsigned int ui_Status; int i_RegValue; int i_Constant; + devpriv->tsk_Current = current; outl(0x0, devpriv->i_IobaseAmcc + 0x38); if (data[0] == 1) { @@ -2597,6 +2641,7 @@ static void v_APCI1500_Interrupt(int irq, void *d) { struct comedi_device *dev = d; + struct addi_private *devpriv = dev->private; unsigned int ui_InterruptStatus = 0; int i_RegValue = 0; i_InterruptMask = 0; @@ -2840,7 +2885,9 @@ static void v_APCI1500_Interrupt(int irq, void *d) */ static int i_APCI1500_Reset(struct comedi_device *dev) { + struct addi_private *devpriv = dev->private; int i_DummyRead = 0; + i_TimerCounter1Init = 0; i_TimerCounter2Init = 0; i_WatchdogCounter3Init = 0; |