source: rtems/c/src/lib/libbsp/a29k/portsw/startup/setvec.c @ 98e4ebf

4.104.114.84.95
Last change on this file since 98e4ebf was 98e4ebf, checked in by Joel Sherrill <joel.sherrill@…>, on Oct 8, 1997 at 3:45:54 PM

Fixed typo in the pointer to the license terms.

  • Property mode set to 100644
File size: 1.4 KB
Line 
1/*  set_vector
2 *
3 *  This routine installs an interrupt vector on the target Board/CPU.
4 *  This routine is allowed to be as board dependent as necessary.
5 *
6 *  INPUT:
7 *    handler - interrupt handler entry point
8 *    vector  - vector number
9 *    type    - 0 indicates raw hardware connect
10 *              1 indicates RTEMS interrupt connect
11 *
12 *  RETURNS:
13 *    address of previous interrupt handler
14 *
15 *  COPYRIGHT (c) 1989-1997.
16 *  On-Line Applications Research Corporation (OAR).
17 *  Copyright assigned to U.S. Government, 1994.
18 *
19 *  The license and distribution terms for this file may be
20 *  found in the file LICENSE in this distribution or at
21 *  http://www.OARcorp.com/rtems/license.html.
22 *
23 *  $Id$
24 */
25
26#include <rtems.h>
27#include <bsp.h>
28
29#ifndef lint
30static char _sccsid[] = "@(#)setvec.c 06/30/96     1.2\n";
31#endif
32
33no_cpu_isr_entry set_vector(                    /* returns old vector */
34  rtems_isr_entry     handler,                  /* isr routine        */
35  rtems_vector_number vector,                   /* vector number      */
36  int                 type                      /* RTEMS or RAW intr  */
37)
38{
39  no_cpu_isr_entry previous_isr;
40
41  if ( type )
42    rtems_interrupt_catch( handler, vector, (rtems_isr_entry *) &previous_isr );
43  else {
44    /* XXX: install non-RTEMS ISR as "raw" interupt */
45    _settrap( vector, handler );
46  }
47  return previous_isr;
48}
49
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