8255.c File Reference

#include "../comedidev.h"
#include <linux/ioport.h>
#include <linux/slab.h>
#include "comedi_fc.h"
#include "8255.h"

Go to the source code of this file.

Data Structures
struct	subdev_8255_private

Macros
#define	_8255_SIZE   4
#define	_8255_DATA   0
#define	_8255_CR   3
#define	CR_C_LO_IO   0x01
#define	CR_B_IO   0x02
#define	CR_B_MODE   0x04
#define	CR_C_HI_IO   0x08
#define	CR_A_IO   0x10
#define	CR_A_MODE(a)   ((a)<<5)
#define	CR_CW   0x80

Functions
void	subdev_8255_interrupt (struct comedi_device *dev, struct comedi_subdevice *s)
	EXPORT_SYMBOL (subdev_8255_interrupt)
int	subdev_8255_init (struct comedi_device *dev, struct comedi_subdevice *s, int(*io)(int, int, int, unsigned long), unsigned long iobase)
	EXPORT_SYMBOL (subdev_8255_init)
int	subdev_8255_init_irq (struct comedi_device *dev, struct comedi_subdevice *s, int(*io)(int, int, int, unsigned long), unsigned long iobase)
	EXPORT_SYMBOL (subdev_8255_init_irq)
void	subdev_8255_cleanup (struct comedi_device *dev, struct comedi_subdevice *s)
	EXPORT_SYMBOL (subdev_8255_cleanup)
	module_comedi_driver (dev_8255_driver)
	MODULE_AUTHOR ("Comedi http://www.comedi.org")
	MODULE_DESCRIPTION ("Comedi low-level driver")
	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define _8255_CR   3

Definition at line 92 of file 8255.c.

#define _8255_DATA   0

Definition at line 91 of file 8255.c.

#define _8255_SIZE   4

Definition at line 89 of file 8255.c.

#define CR_A_IO   0x10

Definition at line 98 of file 8255.c.

#define CR_A_MODE

(

a

)

((a)<<5)

Definition at line 99 of file 8255.c.

#define CR_B_IO   0x02

Definition at line 95 of file 8255.c.

#define CR_B_MODE   0x04

Definition at line 96 of file 8255.c.

#define CR_C_HI_IO   0x08

Definition at line 97 of file 8255.c.

#define CR_C_LO_IO   0x01

Definition at line 94 of file 8255.c.

#define CR_CW   0x80

Definition at line 100 of file 8255.c.

Function Documentation

EXPORT_SYMBOL

(

subdev_8255_interrupt

)

EXPORT_SYMBOL

(

subdev_8255_init

)

EXPORT_SYMBOL

(

subdev_8255_init_irq

)

EXPORT_SYMBOL

(

subdev_8255_cleanup

)

MODULE_AUTHOR

(

"Comedi http://www.comedi.org"

)

module_comedi_driver

(

dev_8255_driver

)

MODULE_DESCRIPTION

(

"Comedi low-level driver"

)

MODULE_LICENSE

(

"GPL"

)

void subdev_8255_cleanup	(	struct comedi_device *	dev,
		struct comedi_subdevice *	s
	)

Definition at line 352 of file 8255.c.

int subdev_8255_init	(	struct comedi_device *	dev,
		struct comedi_subdevice *	s,
		int(*)(int, int, int, unsigned long)	io,
		unsigned long	iobase
	)

Definition at line 302 of file 8255.c.

int subdev_8255_init_irq	(	struct comedi_device *	dev,
		struct comedi_subdevice *	s,
		int(*)(int, int, int, unsigned long)	io,
		unsigned long	iobase
	)

Definition at line 334 of file 8255.c.

void subdev_8255_interrupt	(	struct comedi_device *	dev,
		struct comedi_subdevice *	s
	)

Definition at line 117 of file 8255.c.