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-rw-r--r--firmware/kernel.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/firmware/kernel.h b/firmware/kernel.h
index b5a9ae3..951ccee 100644
--- a/firmware/kernel.h
+++ b/firmware/kernel.h
@@ -49,6 +49,8 @@ extern void kernel_init(void);
extern void yield(void);
extern void sleep(int ticks);
int set_irq_level(int level);
+int tick_add_task(void (*f)(void));
+int tick_remove_task(void (*f)(void));
extern void queue_init(struct event_queue *q);
extern struct event *queue_wait(struct event_queue *q);