From 1a825f8a475f0b10c5c528cedd6c930a2f248255 Mon Sep 17 00:00:00 2001 From: Marti Bolivar Date: Fri, 24 Jun 2011 14:37:54 -0400 Subject: Make FreeRTOS changes comply with the coding standard. Don't modify the core FreeRTOS code; only change source that's specific to libmaple. --- libmaple/systick.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'libmaple/systick.c') diff --git a/libmaple/systick.c b/libmaple/systick.c index 388f7aa..5025328 100644 --- a/libmaple/systick.c +++ b/libmaple/systick.c @@ -66,7 +66,9 @@ void systick_enable() { } /** - * Attach a callback called each ms. + * @brief Attach a callback to be called from the SysTick exception handler. + * + * To detach a callback, call this function again with a null argument. */ void systick_attach_callback(void (*callback)(void)) { systick_user_callback = callback; @@ -77,7 +79,7 @@ void systick_attach_callback(void (*callback)(void)) { */ void __exc_systick(void) { - if (systick_user_callback) { + if (systick_user_callback) { systick_user_callback(); } systick_uptime_millis++; -- cgit v1.2.3