source: rtems/c/src/lib/libbsp/i386/force386/timer/timerisr.s @ ac7d5ef0

4.104.114.84.95
Last change on this file since ac7d5ef0 was ac7d5ef0, checked in by Joel Sherrill <joel.sherrill@…>, on May 11, 1995 at 5:39:37 PM

Initial revision

  • Property mode set to 100644
File size: 840 bytes
Line 
1/*  timer_isr()
2 *
3 *  This routine provides the ISR for the Z8036 timer on the MVME136
4 *  board.   The timer is set up to generate an interrupt at maximum
5 *  intervals.
6 *
7 *  Input parameters:  NONE
8 *
9 *  Output parameters:  NONE
10 *
11 *  COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
12 *  On-Line Applications Research Corporation (OAR).
13 *  All rights assigned to U.S. Government, 1994.
14 *
15 *  This material may be reproduced by or for the U.S. Government pursuant
16 *  to the copyright license under the clause at DFARS 252.227-7013.  This
17 *  notice must appear in all copies of this file and its derivatives.
18 *
19 *  $Id$
20 */
21
22#include "asm.h"
23
24        BEGIN_CODE
25
26        EXTERN (Ttimer_val)
27
28        PUBLIC (timerisr)
29SYM (timerisr):
30        addl    $250, SYM (Ttimer_val)   # another 250 microseconds
31        iret
32
33END_CODE
34END
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