oot/src/libultra/io/piacs.c

26 lines
614 B
C

#include "global.h"
u32 __osPiAccessQueueEnabled = false;
static OSMesg piAccessBuf[1];
OSMesgQueue __osPiAccessQueue;
void __osPiCreateAccessQueue(void) {
__osPiAccessQueueEnabled = true;
osCreateMesgQueue(&__osPiAccessQueue, piAccessBuf, ARRAY_COUNT(piAccessBuf));
osSendMesg(&__osPiAccessQueue, NULL, OS_MESG_NOBLOCK);
}
void __osPiGetAccess(void) {
OSMesg msg;
if (!__osPiAccessQueueEnabled) {
__osPiCreateAccessQueue();
}
osRecvMesg(&__osPiAccessQueue, &msg, OS_MESG_BLOCK);
}
void __osPiRelAccess(void) {
osSendMesg(&__osPiAccessQueue, NULL, OS_MESG_NOBLOCK);
}