io.h File Reference

Classic Input/Output Manager API. More...

#include <rtems/rtems/status.h>

Go to the source code of this file.

Data Structures
struct	rtems_driver_address_table
struct	rtems_driver_name_t

Typedefs
typedef uint32_t	rtems_device_major_number
typedef uint32_t	rtems_device_minor_number
typedef rtems_status_code	rtems_device_driver
typedef rtems_device_driver(*	rtems_device_driver_entry) (rtems_device_major_number, rtems_device_minor_number, void *)

Functions
rtems_status_code	rtems_io_initialize (rtems_device_major_number major, rtems_device_minor_number minor, void *argument)
	IO driver initialization. More...
rtems_status_code	rtems_io_open (rtems_device_major_number major, rtems_device_minor_number minor, void *argument)
	Opening for the IO manager. More...
rtems_status_code	rtems_io_close (rtems_device_major_number major, rtems_device_minor_number minor, void *argument)
	Closing for the IO manager. More...
rtems_status_code	rtems_io_read (rtems_device_major_number major, rtems_device_minor_number minor, void *argument)
	Reading for the IO manager. More...
rtems_status_code	rtems_io_write (rtems_device_major_number major, rtems_device_minor_number minor, void *argument)
	Writing for the IO manager. More...
rtems_status_code	rtems_io_control (rtems_device_major_number major, rtems_device_minor_number minor, void *argument)
	Control for the IO manager. More...
rtems_status_code	rtems_io_lookup_name (const char *name, rtems_driver_name_t *device_info) RTEMS_DEPRECATED
Device Driver Maintainance
rtems_status_code	rtems_io_driver_io_error (rtems_device_major_number major, rtems_device_minor_number minor, void *arg)
	Returns RTEMS_IO_ERROR. More...
rtems_status_code	rtems_io_register_driver (rtems_device_major_number major, const rtems_driver_address_table *driver_table, rtems_device_major_number *registered_major)
	Registers and initializes the device with the device driver table driver_table and major number major. More...
rtems_status_code	rtems_io_unregister_driver (rtems_device_major_number major)
	Unregister a driver from the device driver table. More...
rtems_status_code	rtems_io_register_name (const char *device_name, rtems_device_major_number major, rtems_device_minor_number minor)
	Registers the name device_name in the file system for the device with number tuple major and minor. More...

Detailed Description

Classic Input/Output Manager API.

This file emulates the old Classic RTEMS IO manager directives which register and lookup names using the in-memory filesystem.

Function Documentation

rtems_io_lookup_name()

rtems_status_code rtems_io_lookup_name	(	const char *	name,
		rtems_driver_name_t *	device_info
	)

Deprecated:

Use stat() instead.