From 7361340ab5eaaac90b2c8820061b540f68e5ab7d Mon Sep 17 00:00:00 2001 From: Linus Nielsen Feltzing Date: Thu, 16 May 2002 20:57:32 +0000 Subject: Changed queue API. Added mutex functions git-svn-id: svn://svn.rockbox.org/rockbox/trunk@601 a1c6a512-1295-4272-9138-f99709370657 --- firmware/kernel.h | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'firmware/kernel.h') diff --git a/firmware/kernel.h b/firmware/kernel.h index 951ccee947..cd5539b791 100644 --- a/firmware/kernel.h +++ b/firmware/kernel.h @@ -41,6 +41,11 @@ struct event_queue unsigned int write; }; +struct mutex +{ + int count; +}; + /* global tick variable */ extern long current_tick; @@ -53,7 +58,11 @@ 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); +extern void queue_wait(struct event_queue *q, struct event *ev); extern void queue_post(struct event_queue *q, int id, void *data); +extern void mutex_init(struct mutex *m); +extern void mutex_lock(struct mutex *m); +extern void mutex_unlock(struct mutex *m); + #endif -- cgit v1.2.3