source: rtems/c/src/lib/libbsp/shared/setvec.c @ ac49115

4.104.114.84.95
Last change on this file since ac49115 was ac49115, checked in by Joel Sherrill <joel.sherrill@…>, on Feb 22, 2000 at 7:14:24 PM

New port of RTEMS to TI C3x and C4x.

  • Property mode set to 100644
File size: 1.2 KB
Line 
1/*  set_vector
2 *
3 *  This routine installs an interrupt vector on the SPARC simulator.
4 *
5 *  INPUT PARAMETERS:
6 *    handler - interrupt handler entry point
7 *    vector  - vector number
8 *    type    - 0 indicates raw hardware connect
9 *              1 indicates RTEMS interrupt connect
10 *
11 *  OUTPUT PARAMETERS:  NONE
12 *
13 *  RETURNS:
14 *    address of previous interrupt handler
15 *
16 *  COPYRIGHT (c) 1989-1999.
17 *  On-Line Applications Research Corporation (OAR).
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 */
24
25#include <bsp.h>
26
27rtems_isr_entry set_vector(                   /* returns old vector */
28  rtems_isr_entry     handler,                /* isr routine        */
29  rtems_vector_number vector,                 /* vector number      */
30  int                 type                    /* RTEMS or RAW intr  */
31)
32{
33  rtems_isr_entry previous_isr;
34  unsigned32      real_trap;
35  unsigned32      source;
36
37  if ( type )
38    rtems_interrupt_catch( handler, vector, &previous_isr );
39  else 
40    _CPU_ISR_install_raw_handler( vector, handler, (void *)&previous_isr );
41
42  return previous_isr;
43}
44
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