blob: 6d4bf8f7685c29f7069e7032ff12f329072e22e6 (
plain) (
tree)
|
|
/**
* @file
*
* @brief Opening for The IO Manager
*
* @ingroup ClassicIO
*/
/*
* Input/Output Manager - Open Device
*
* COPYRIGHT (c) 1989-2007.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/system.h>
#include <rtems/io.h>
rtems_status_code rtems_io_open(
rtems_device_major_number major,
rtems_device_minor_number minor,
void *argument
)
{
rtems_device_driver_entry callout;
if ( major >= _IO_Number_of_drivers )
return RTEMS_INVALID_NUMBER;
callout = _IO_Driver_address_table[major].open_entry;
return callout ? callout(major, minor, argument) : RTEMS_SUCCESSFUL;
}
|