#include <linux/interrupt.h>
#include "../comedidev.h"
#include <linux/delay.h>
#include "plx9080.h"
#include "comedi_fc.h"

Data Structures
struct	hpdi_board

struct	hpdi_private

Macros
#define	DEBUG_PRINT(format, args...)

#define	TIMER_BASE 50 /* 20MHz master clock */

#define	DMA_BUFFER_SIZE 0x10000

#define	NUM_DMA_BUFFERS 4

#define	NUM_DMA_DESCRIPTORS 256

Enumerations
enum	base_address_regions { PLX9080_BADDRINDEX = 0, MAIN_BADDRINDEX = 2, DIO_COUNTER_BADDRINDEX = 3, PLX9080_BADDRINDEX = 0, HPDI_BADDRINDEX = 2 }

enum	hpdi_registers { FIRMWARE_REV_REG = 0x0, BOARD_CONTROL_REG = 0x4, BOARD_STATUS_REG = 0x8, TX_PROG_ALMOST_REG = 0xc, RX_PROG_ALMOST_REG = 0x10, FEATURES_REG = 0x14, FIFO_REG = 0x18, TX_STATUS_COUNT_REG = 0x1c, TX_LINE_VALID_COUNT_REG = 0x20, TX_LINE_INVALID_COUNT_REG = 0x24, RX_STATUS_COUNT_REG = 0x28, RX_LINE_COUNT_REG = 0x2c, INTERRUPT_CONTROL_REG = 0x30, INTERRUPT_STATUS_REG = 0x34, TX_CLOCK_DIVIDER_REG = 0x38, TX_FIFO_SIZE_REG = 0x40, RX_FIFO_SIZE_REG = 0x44, TX_FIFO_WORDS_REG = 0x48, RX_FIFO_WORDS_REG = 0x4c, INTERRUPT_EDGE_LEVEL_REG = 0x50, INTERRUPT_POLARITY_REG = 0x54 }

enum	firmware_revision_bits { FEATURES_REG_PRESENT_BIT = 0x8000 }

enum	board_control_bits { BOARD_RESET_BIT = 0x1, TX_FIFO_RESET_BIT = 0x2, RX_FIFO_RESET_BIT = 0x4, TX_ENABLE_BIT = 0x10, RX_ENABLE_BIT = 0x20, DEMAND_DMA_DIRECTION_TX_BIT = 0x40, LINE_VALID_ON_STATUS_VALID_BIT = 0x80, START_TX_BIT = 0x10, CABLE_THROTTLE_ENABLE_BIT = 0x20, TEST_MODE_ENABLE_BIT = 0x80000000 }

enum	board_status_bits { COMMAND_LINE_STATUS_MASK = 0x7f, TX_IN_PROGRESS_BIT = 0x80, TX_NOT_EMPTY_BIT = 0x100, TX_NOT_ALMOST_EMPTY_BIT = 0x200, TX_NOT_ALMOST_FULL_BIT = 0x400, TX_NOT_FULL_BIT = 0x800, RX_NOT_EMPTY_BIT = 0x1000, RX_NOT_ALMOST_EMPTY_BIT = 0x2000, RX_NOT_ALMOST_FULL_BIT = 0x4000, RX_NOT_FULL_BIT = 0x8000, BOARD_JUMPER0_INSTALLED_BIT = 0x10000, BOARD_JUMPER1_INSTALLED_BIT = 0x20000, TX_OVERRUN_BIT = 0x200000, RX_UNDERRUN_BIT = 0x400000, RX_OVERRUN_BIT = 0x800000 }

enum	features_bits { FIFO_SIZE_PRESENT_BIT = 0x1, FIFO_WORDS_PRESENT_BIT = 0x2, LEVEL_EDGE_INTERRUPTS_PRESENT_BIT = 0x4, GPIO_SUPPORTED_BIT = 0x8, PLX_DMA_CH1_SUPPORTED_BIT = 0x10, OVERRUN_UNDERRUN_SUPPORTED_BIT = 0x20 }

enum	interrupt_sources { FRAME_VALID_START_INTR = 0, FRAME_VALID_END_INTR = 1, TX_FIFO_EMPTY_INTR = 8, TX_FIFO_ALMOST_EMPTY_INTR = 9, TX_FIFO_ALMOST_FULL_INTR = 10, TX_FIFO_FULL_INTR = 11, RX_EMPTY_INTR = 12, RX_ALMOST_EMPTY_INTR = 13, RX_ALMOST_FULL_INTR = 14, RX_FULL_INTR = 15 }

Functions
int	command_channel_valid (unsigned int channel)

int	firmware_revision (uint32_t fwr_bits)

int	pcb_revision (uint32_t fwr_bits)

int	hpdi_subid (uint32_t fwr_bits)

uint32_t	command_discrete_output_bits (unsigned int channel, int output, int output_value)

uint32_t	almost_full_bits (unsigned int num_words)

uint32_t	almost_empty_bits (unsigned int num_words)

unsigned int	almost_full_num_words (uint32_t bits)

unsigned int	almost_empty_num_words (uint32_t bits)

int	command_intr_source (unsigned int channel)

uint32_t	intr_bit (int interrupt_source)

uint32_t	tx_clock_divisor_bits (unsigned int divisor)

unsigned int	fifo_size (uint32_t fifo_size_bits)

unsigned int	fifo_words (uint32_t fifo_words_bits)

uint32_t	intr_edge_bit (int interrupt_source)

uint32_t	intr_active_high_bit (int interrupt_source)

	MODULE_DEVICE_TABLE (pci, gsc_hpdi_pci_table)

	module_comedi_pci_driver (gsc_hpdi_driver, gsc_hpdi_pci_driver)

	MODULE_AUTHOR ("Comedi http://www.comedi.org")

	MODULE_DESCRIPTION ("Comedi low-level driver")

	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define DEBUG_PRINT	(	format,
		args...
	)

Definition at line 69 of file gsc_hpdi.c.

#define DMA_BUFFER_SIZE 0x10000

Definition at line 73 of file gsc_hpdi.c.

#define NUM_DMA_BUFFERS 4

Definition at line 74 of file gsc_hpdi.c.

#define NUM_DMA_DESCRIPTORS 256

Definition at line 75 of file gsc_hpdi.c.

#define TIMER_BASE 50 /* 20MHz master clock */

Definition at line 72 of file gsc_hpdi.c.

Enumeration Type Documentation

enum base_address_regions

Enumerator:

PLX9080_BADDRINDEX
MAIN_BADDRINDEX
DIO_COUNTER_BADDRINDEX
PLX9080_BADDRINDEX
HPDI_BADDRINDEX

Definition at line 78 of file gsc_hpdi.c.

enum board_control_bits

Enumerator:

BOARD_RESET_BIT
TX_FIFO_RESET_BIT
RX_FIFO_RESET_BIT
TX_ENABLE_BIT
RX_ENABLE_BIT
DEMAND_DMA_DIRECTION_TX_BIT
LINE_VALID_ON_STATUS_VALID_BIT
START_TX_BIT
CABLE_THROTTLE_ENABLE_BIT
TEST_MODE_ENABLE_BIT

Definition at line 137 of file gsc_hpdi.c.

enum board_status_bits

Enumerator:

COMMAND_LINE_STATUS_MASK
TX_IN_PROGRESS_BIT
TX_NOT_EMPTY_BIT
TX_NOT_ALMOST_EMPTY_BIT
TX_NOT_ALMOST_FULL_BIT
TX_NOT_FULL_BIT
RX_NOT_EMPTY_BIT
RX_NOT_ALMOST_EMPTY_BIT
RX_NOT_ALMOST_FULL_BIT
RX_NOT_FULL_BIT
BOARD_JUMPER0_INSTALLED_BIT
BOARD_JUMPER1_INSTALLED_BIT
TX_OVERRUN_BIT
RX_UNDERRUN_BIT
RX_OVERRUN_BIT

Definition at line 167 of file gsc_hpdi.c.

enum features_bits

Enumerator:

FIFO_SIZE_PRESENT_BIT
FIFO_WORDS_PRESENT_BIT
LEVEL_EDGE_INTERRUPTS_PRESENT_BIT
GPIO_SUPPORTED_BIT
PLX_DMA_CH1_SUPPORTED_BIT
OVERRUN_UNDERRUN_SUPPORTED_BIT

Definition at line 207 of file gsc_hpdi.c.

enum firmware_revision_bits

Enumerator:

FEATURES_REG_PRESENT_BIT

Definition at line 119 of file gsc_hpdi.c.

enum hpdi_registers

Enumerator:

FIRMWARE_REV_REG
BOARD_CONTROL_REG
BOARD_STATUS_REG
TX_PROG_ALMOST_REG
RX_PROG_ALMOST_REG
FEATURES_REG
FIFO_REG
TX_STATUS_COUNT_REG
TX_LINE_VALID_COUNT_REG
TX_LINE_INVALID_COUNT_REG
RX_STATUS_COUNT_REG
RX_LINE_COUNT_REG
INTERRUPT_CONTROL_REG
INTERRUPT_STATUS_REG
TX_CLOCK_DIVIDER_REG
TX_FIFO_SIZE_REG
RX_FIFO_SIZE_REG
TX_FIFO_WORDS_REG
RX_FIFO_WORDS_REG
INTERRUPT_EDGE_LEVEL_REG
INTERRUPT_POLARITY_REG

Definition at line 83 of file gsc_hpdi.c.

enum interrupt_sources

Enumerator:

FRAME_VALID_START_INTR
FRAME_VALID_END_INTR
TX_FIFO_EMPTY_INTR
TX_FIFO_ALMOST_EMPTY_INTR
TX_FIFO_ALMOST_FULL_INTR
TX_FIFO_FULL_INTR
RX_EMPTY_INTR
RX_ALMOST_EMPTY_INTR
RX_ALMOST_FULL_INTR
RX_FULL_INTR

Definition at line 216 of file gsc_hpdi.c.

Function Documentation

uint32_t almost_empty_bits ( unsigned int num_words )

Definition at line 191 of file gsc_hpdi.c.

unsigned int almost_empty_num_words ( uint32_t bits )

Definition at line 202 of file gsc_hpdi.c.

uint32_t almost_full_bits ( unsigned int num_words )

Definition at line 185 of file gsc_hpdi.c.

unsigned int almost_full_num_words ( uint32_t bits )

Definition at line 196 of file gsc_hpdi.c.

int command_channel_valid ( unsigned int channel )

Definition at line 107 of file gsc_hpdi.c.

uint32_t command_discrete_output_bits	(	unsigned int	channel,
		int	output,
		int	output_value
	)

Definition at line 150 of file gsc_hpdi.c.

int command_intr_source ( unsigned int channel )

Definition at line 228 of file gsc_hpdi.c.

unsigned int fifo_size ( uint32_t fifo_size_bits )

Definition at line 245 of file gsc_hpdi.c.

unsigned int fifo_words ( uint32_t fifo_words_bits )

Definition at line 250 of file gsc_hpdi.c.

int firmware_revision ( uint32_t fwr_bits )

Definition at line 122 of file gsc_hpdi.c.

int hpdi_subid ( uint32_t fwr_bits )

Definition at line 132 of file gsc_hpdi.c.

uint32_t intr_active_high_bit ( int interrupt_source )

Definition at line 260 of file gsc_hpdi.c.

uint32_t intr_bit ( int interrupt_source )

Definition at line 235 of file gsc_hpdi.c.

uint32_t intr_edge_bit ( int interrupt_source )

Definition at line 255 of file gsc_hpdi.c.

MODULE_AUTHOR ( "Comedi http://www.comedi.org" )

module_comedi_pci_driver	(	gsc_hpdi_driver	,
		gsc_hpdi_pci_driver
	)

MODULE_DESCRIPTION ( "Comedi low-level driver" )

MODULE_DEVICE_TABLE	(	pci	,
		gsc_hpdi_pci_table
	)

MODULE_LICENSE ( "GPL" )

int pcb_revision ( uint32_t fwr_bits )

Definition at line 127 of file gsc_hpdi.c.

uint32_t tx_clock_divisor_bits ( unsigned int divisor )

Definition at line 240 of file gsc_hpdi.c.

Data Structures

Macros

Enumerations

Functions

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation