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use local junk variables instead of a global one

This commit is contained in:
macallan 2006-02-08 22:17:18 +00:00
parent 1ee1a1e6e2
commit e8b8a792b0
1 changed files with 8 additions and 5 deletions
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13
sys/arch/sparc/sparc/timer_msiiep.c
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@ -1,4 +1,4 @@
/* $NetBSD: timer_msiiep.c,v 1.18 2006/02/08 17:56:55 macallan Exp $ */
/* $NetBSD: timer_msiiep.c,v 1.19 2006/02/08 22:17:18 macallan Exp $ */
/*
* Copyright (c) 1992, 1993
@ -58,7 +58,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: timer_msiiep.c,v 1.18 2006/02/08 17:56:55 macallan Exp $");
__KERNEL_RCSID(0, "$NetBSD: timer_msiiep.c,v 1.19 2006/02/08 22:17:18 macallan Exp $");
#include <sys/param.h>
#include <sys/kernel.h>
@ -93,7 +93,6 @@ static struct intrhand level14 = { .ih_fun = statintr_msiiep };
* counter is reset to 1 when new limit is written.
*/
#define tmr_ustolimIIep(n) ((n) * 25 + 1)
uint32_t junk;
static int
timermatch_msiiep(struct device *parent, struct cfdata *cf, void *aux)
@ -123,7 +122,9 @@ timerattach_msiiep(struct device *parent, struct device *self, void *aux)
*/
for (timerblurb = 1; ; ++timerblurb) {
int t;
volatile uint32_t junk;
/* we need 'junk' to keep the read from getting eliminated */
junk = mspcic_read_4(pcic_pclr); /* clear the limit bit */
mspcic_write_4(pcic_pclr, 0); /* reset to 1, free run */
delay(100);
@ -179,7 +180,8 @@ timer_init_msiiep(void)
static int
clockintr_msiiep(void *cap)
{
volatile uint32_t junk;
junk = mspcic_read_4(pcic_sclr); /* clear the interrupt */
hardclock((struct clockframe *)cap);
return (1);
@ -194,7 +196,8 @@ statintr_msiiep(void *cap)
{
struct clockframe *frame = cap;
u_long newint;
volatile uint32_t junk;
junk = mspcic_read_4(pcic_pclr); /* clear the interrupt */
statclock(frame);