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dm36x: Reloader timer int period.

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Kelvin Lawson
2013-09-17 16:01:58 +01:00
parent c284a81e0c
commit 49dbc3855a
1 changed files with 7 additions and 3 deletions
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10
ports/arm/platforms/dm36x/atomport-private.c
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@@ -150,6 +150,10 @@ __interrupt_dispatcher (void)
/* TIMER0:12 tick interrupt (call Atomthreads timer tick ISR) */
if (vector == DM36X_INTC_VEC_TINT0)
{
/* Reload timer and enable interupts */
TIMER0_REG(DM36X_TIMER_PRD12) = (TIMER_CLK / SYSTEM_TICKS_PER_SEC) - 1; /* Set period to 100 ticks per second (PRD12) */
TIMER0_REG(DM36X_TIMER_INTCTL_STAT) = (1 << 1) | (1 << 0); /* Enable/ack Compare/Match interrupt for Timer 1:2 */
/*
* Let the Atomthreads kernel know we're about to enter an OS-aware
* interrupt handler which could cause scheduling of threads.
@@ -159,11 +163,11 @@ __interrupt_dispatcher (void)
/* Call the OS system tick handler */
atomTimerTick();
/* Ack the interrupt */
INTC_REG((vector >= 32) ? DM36X_INTC_IRQ1 : DM36X_INTC_IRQ0) = (1 << (vector >= 32) ? (vector - 32) : vector);
/* Call the interrupt exit routine */
atomIntExit(TRUE);
/* Ack the interrupt */
INTC_REG((vector >= 32) ? DM36X_INTC_IRQ1 : DM36X_INTC_IRQ0) = (1 << (vector >= 32) ? (vector - 32) : vector);
}
}