Subversion Repositories openrisc_2011-10-31

/*  null_initialize

 *

 *  This routine is the null device driver init routine.

 *

 *  Derived from rtems' stub driver.

 *

 *  Author: Ralf Corsepius (corsepiu@faw.uni-ulm.de)

 *

 *  Input parameters:

 *    major - device major number

 *    minor - device minor number

 *    pargp - pointer to parameter block

 *

 *  Output parameters:

 *    rval       - NULL_SUCCESSFUL

 *

 *  COPYRIGHT (c) 1989-1999.

 *  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.OARcorp.com/rtems/license.html.

 *

 *  $Id: init.c,v 1.2 2001-09-27 12:01:33 chris Exp $

 */

#include <rtems.h>

#include <sh/null.h>

rtems_unsigned32 NULL_major;

rtems_device_driver null_initialize(

  rtems_device_major_number major,

  rtems_device_minor_number minor,

  void *pargp

)

{

  rtems_device_driver status ;

  status = rtems_io_register_name(

    "/dev/null",

    major,

    (rtems_device_minor_number) 0

    );

  if (status != RTEMS_SUCCESSFUL)

    rtems_fatal_error_occurred(status);

  NULL_major = major;

  return RTEMS_SUCCESSFUL;

}