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Make scheduler functions thread safe core wise. A big step towards playback running on COP (not yet possible because more protection on file system level is necessary).

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12926 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Miika Pekkarinen 2007-03-26 16:55:17 +00:00
parent 6c487eb5d1
commit 66258a30a4
10 changed files with 368 additions and 148 deletions
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8
firmware/export/kernel.h
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@ -73,6 +73,9 @@ struct event_queue
struct thread_entry *thread;
unsigned int read;
unsigned int write;
#if NUM_CORES > 1
bool irq_safe;
#endif
#ifdef HAVE_EXTENDED_MESSAGING_AND_NAME
struct queue_sender_list *send;
#endif
@ -105,6 +108,11 @@ int tick_add_task(void (*f)(void));
int tick_remove_task(void (*f)(void));
extern void queue_init(struct event_queue *q, bool register_queue);
#if NUM_CORES > 1
extern void queue_set_irq_safe(struct event_queue *q, bool state);
#else
#define queue_set_irq_safe(q,state)
#endif
extern void queue_delete(struct event_queue *q);
extern void queue_wait(struct event_queue *q, struct event *ev);
extern void queue_wait_w_tmo(struct event_queue *q, struct event *ev, int ticks);