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authorGraeme Russ <graeme.russ@gmail.com>2009-11-24 20:04:17 +1100
committerWolfgang Denk <wd@denx.de>2009-12-05 01:02:58 +0100
commit27f13075a659da046372dfe249d808f2f6ddb432 (patch)
tree4405359b63b270687590f9d4b2709c07b022daf2 /cpu/i386/sc520
parent141a62cc12bfbab49f0f44a394518a360dcddad8 (diff)
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i386: Fix race condition when using SC520 timers
Signed-off-by: Graeme Russ <graeme.russ@gmail.com>
Diffstat (limited to 'cpu/i386/sc520')
-rw-r--r--cpu/i386/sc520/sc520_timer.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/cpu/i386/sc520/sc520_timer.c b/cpu/i386/sc520/sc520_timer.c
index 23de14b..25c9a24 100644
--- a/cpu/i386/sc520/sc520_timer.c
+++ b/cpu/i386/sc520/sc520_timer.c
@@ -35,6 +35,12 @@ void sc520_timer_isr(void)
int timer_init(void)
{
+ /* Register the SC520 specific timer interrupt handler */
+ register_timer_isr (sc520_timer_isr);
+
+ /* Install interrupt handler for GP Timer 1 */
+ irq_install_handler (0, timer_isr, NULL);
+
/* Map GP Timer 1 to Master PIC IR0 */
sc520_mmcr->gp_tmr_int_map[1] = 0x01;
@@ -54,11 +60,6 @@ int timer_init(void)
sc520_mmcr->gptmr1maxcmpa = 100;
sc520_mmcr->gptmr1ctl = 0xe009;
- /* Register the SC520 specific timer interrupt handler */
- register_timer_isr (sc520_timer_isr);
-
- /* Install interrupt handler for GP Timer 1 */
- irq_install_handler (0, timer_isr, NULL);
unmask_irq (0);
/* Clear the GP Timer 1 status register to get the show rolling*/