From 8f25e9a9ac78d3b04a86aa8b9e7055753efe9ba9 Mon Sep 17 00:00:00 2001 From: Daniel Hellstrom Date: Mon, 19 Nov 2012 17:41:15 +0100 Subject: GPTIMER: support separate & shared irq by clearing pending bit after ISR --- c/src/lib/libbsp/sparc/shared/timer/gptimer.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/c/src/lib/libbsp/sparc/shared/timer/gptimer.c b/c/src/lib/libbsp/sparc/shared/timer/gptimer.c index 073d90368a..3f3877f66d 100644 --- a/c/src/lib/libbsp/sparc/shared/timer/gptimer.c +++ b/c/src/lib/libbsp/sparc/shared/timer/gptimer.c @@ -403,14 +403,16 @@ void gptimer_isr(void *data) /* Check all timers for IRQ */ for (i=0;itimer_cnt; i++) { - if (gptimer_tlib_int_pend((void *)&priv->timers[i], 1)) { - /* IRQ Was generated by Timer and Pending flag has been - * cleared. Call ISR registered + if (gptimer_tlib_int_pend((void *)&priv->timers[i], 0)) { + /* IRQ Was generated by Timer and Pending flag has *not* + * yet been cleared, this is to allow ISR to look at + * pending bit. Call ISR registered. Clear pending bit. */ if (priv->timers[i].tdev.isr_func) { priv->timers[i].tdev.isr_func( priv->timers[i].tdev.isr_data); } + gptimer_tlib_int_pend((void *)&priv->timers[i], 1); } } } -- cgit v1.2.3