source: rtems/cpukit/sapi/src/iocontrol.c

Last change on this file was 18ff889, checked in by Sebastian Huber <sebastian.huber@…>, on Mar 14, 2016 at 9:11:38 AM

score: Use ISR lock for IO driver registration

Create implementation header file.

Update #2555.

  • Property mode set to 100644
File size: 802 bytes
Line 
1/**
2 * @file
3 *
4 * @brief Control for The IO Manager
5 *
6 * @ingroup ClassicIO
7 */
8
9/*
10 *  COPYRIGHT (c) 1989-2007.
11 *  On-Line Applications Research Corporation (OAR).
12 *
13 *  The license and distribution terms for this file may be
14 *  found in the file LICENSE in this distribution or at
15 *  http://www.rtems.org/license/LICENSE.
16 */
17
18#if HAVE_CONFIG_H
19#include "config.h"
20#endif
21
22#include <rtems/ioimpl.h>
23
24rtems_status_code rtems_io_control(
25  rtems_device_major_number  major,
26  rtems_device_minor_number  minor,
27  void                      *argument
28)
29{
30  rtems_device_driver_entry callout;
31
32  if ( major >= _IO_Number_of_drivers )
33    return RTEMS_INVALID_NUMBER;
34
35  callout = _IO_Driver_address_table[major].control_entry;
36  return callout ? callout(major, minor, argument) : RTEMS_SUCCESSFUL;
37}
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