oot/src/code/z_nulltask.c

28 lines
776 B
C

#include "global.h"
/**
* Blocks the current thread until all queued scheduler tasks have completed.
*/
void Sched_FlushTaskQueue(void) {
OSScTask task;
OSMesgQueue queue;
OSMesg msg;
// Prepare a "NULL" task
task.next = NULL;
task.flags = OS_SC_NEEDS_RDP | OS_SC_NEEDS_RSP;
task.msgQueue = &queue;
task.msg = NULL;
task.framebuffer = NULL;
task.list.t.type = M_NULTASK;
osCreateMesgQueue(task.msgQueue, &msg, 1);
// Send it to and wake up the scheduler
osSendMesg(&gScheduler.cmdQueue, (OSMesg)&task, OS_MESG_BLOCK);
Sched_Notify(&gScheduler);
// Wait until the task has been processed, indicating that no task is
// running and the task queue is now empty.
osRecvMesg(&queue, NULL, OS_MESG_BLOCK);
}