[U-Boot] [RFC][PATCH 5/8] Fix race condition when using SC520 timers

Graeme Russ graeme.russ at gmail.com
Sat Sep 26 14:57:35 CEST 2009


---
 cpu/i386/sc520/sc520_timer.c |   11 ++++++-----
 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*/
-- 
1.6.4.1.174.g32f4c



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