X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fcpu%2Farm%2Fdrv%2Ftimer_at91.h;h=68e5561e03e9894721d3ff477e19d7f221b49982;hb=32d1445272120a254d77ce8d1af1f527da7a2c17;hp=8666893c93fc8e12a1cc4abb48b1f9ee927f40eb;hpb=fe0a14d1434098bfd0780d06a2a7e55f27940d27;p=bertos.git

diff --git a/bertos/cpu/arm/drv/timer_at91.h b/bertos/cpu/arm/drv/timer_at91.h
index 8666893c..68e5561e 100644
--- a/bertos/cpu/arm/drv/timer_at91.h
+++ b/bertos/cpu/arm/drv/timer_at91.h
@@ -64,9 +64,13 @@
  */
 #if (CONFIG_TIMER == TIMER_ON_PIT)
 
-	void timer_handler(void);
+	/*
+	 * On ARM all IRQs are handled by the sysirq_dispatcher, so the actual
+	 * timer handler can be treated like any other normal routine.
+	 */
+	#define DEFINE_TIMER_ISR	void timer_handler(void);	\
+					void timer_handler(void)
 
-	#define DEFINE_TIMER_ISR     void timer_handler(void)
 	#define TIMER_TICKS_PER_SEC  1000
 	#define TIMER_HW_CNT         (CPU_FREQ / (16 * TIMER_TICKS_PER_SEC) - 1)