Last change
on this file since 58b61b5 was
58b61b5,
checked in by Joel Sherrill <joel.sherrill@…>, on 09/04/03 at 18:44:20
|
2003-09-04 Joel Sherrill <joel@…>
- clock/ckinit.c, console/console.c, include/16550.h,
include/DP8570A.h, include/bsp.h, spurious/spinit.c,
startup/bspclean.c, startup/bspstart.c, startup/efi68k_tcp.c,
startup/efi68k_wd.c, startup/setvec.c, timer/timer.c: URL for license
changed.
|
-
Property mode set to
100644
|
File size:
1.2 KB
|
Line | |
---|
1 | /* set_vector |
---|
2 | * |
---|
3 | * This routine installs an interrupt vector on the efi68k. |
---|
4 | * |
---|
5 | * INPUT: |
---|
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 | * RETURNS: |
---|
12 | * address of previous interrupt handler |
---|
13 | * |
---|
14 | * COPYRIGHT (c) 1989-1999. |
---|
15 | * On-Line Applications Research Corporation (OAR). |
---|
16 | * |
---|
17 | * The license and distribution terms for this file may be |
---|
18 | * found in the file LICENSE in this distribution or at |
---|
19 | * http://www.rtems.com/license/LICENSE. |
---|
20 | * |
---|
21 | * $Id$ |
---|
22 | */ |
---|
23 | |
---|
24 | #include <bsp.h> |
---|
25 | |
---|
26 | m68k_isr_entry set_vector( /* returns old vector */ |
---|
27 | rtems_isr_entry handler, /* isr routine */ |
---|
28 | rtems_vector_number vector, /* vector number */ |
---|
29 | int type /* RTEMS or RAW intr */ |
---|
30 | ) |
---|
31 | { |
---|
32 | int *p; |
---|
33 | m68k_isr_entry previous_isr; |
---|
34 | |
---|
35 | if ( type ) |
---|
36 | rtems_interrupt_catch( handler, vector, (rtems_isr_entry *) &previous_isr ); |
---|
37 | else { |
---|
38 | p = (int *)(vector*6-12+2+(int)_VBR); |
---|
39 | previous_isr = (m68k_isr_entry) *p; /* return old ISR */ |
---|
40 | *p = (int) handler; /* install new ISR */ |
---|
41 | } |
---|
42 | return previous_isr; |
---|
43 | } |
---|
44 | |
---|
Note: See
TracBrowser
for help on using the repository browser.