source: rtems/c/src/lib/libcpu/mips/clock/clock.S @ f198c63

4.104.114.84.95
Last change on this file since f198c63 was f198c63, checked in by Joel Sherrill <joel.sherrill@…>, on 09/06/96 at 18:11:41

new file for MIPS port by Craig Lebakken (lebakken@…) and
Derrick Ostertag (ostertag@…).

  • Property mode set to 100644
File size: 1.3 KB
Line 
1/*  clock.s
2 *
3 *  This file contains the assembly code for the IDT 4650 clock driver.
4 *
5 *  Author:     Craig Lebakken <craigl@transition.com>
6 *
7 *  COPYRIGHT (c) 1996 by Transition Networks Inc.
8 *
9 *  To anyone who acknowledges that this file is provided "AS IS"
10 *  without any express or implied warranty:
11 *      permission to use, copy, modify, and distribute this file
12 *      for any purpose is hereby granted without fee, provided that
13 *      the above copyright notice and this notice appears in all
14 *      copies, and that the name of Transition Networks not be used in
15 *      advertising or publicity pertaining to distribution of the
16 *      software without specific, written prior permission.
17 *      Transition Networks makes no representations about the suitability
18 *      of this software for any purpose.
19 *
20 */
21/* @(#)clock.S       08/20/96     1.2 */
22
23#include <rtems/score/iregdef.h>
24#include <rtems/score/idtcpu.h>
25#include <rtems/score/idtmon.h>
26
27FRAME(mips_set_timer,sp,0,ra)
28        .set noreorder
29        mfc0 t0,C0_COUNT
30        nop
31        addu t0,a0,t0
32        mtc0 t0,C0_COMPARE
33        nop
34        j ra
35        .set reorder
36ENDFRAME(mips_set_timer)
37
38FRAME(mips_get_timer,sp,0,ra)
39        .set noreorder
40        mfc0 v0,C0_COUNT
41        nop
42        j ra
43        .set reorder
44ENDFRAME(mips_get_timer)
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