26 lines
644 B
C
26 lines
644 B
C
#include "libultra_internal.h"
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#define PIAccessQueueSize 2
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OSMesg osPiMesgBuff[PIAccessQueueSize];
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OSMesgQueue gOsPiMessageQueue;
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u32 gOsPiAccessQueueCreated = 0;
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void __osPiCreateAccessQueue() {
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gOsPiAccessQueueCreated = 1;
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osCreateMesgQueue(&gOsPiMessageQueue, &osPiMesgBuff[0], PIAccessQueueSize - 1);
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osSendMesg(&gOsPiMessageQueue, NULL, OS_MESG_NOBLOCK);
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}
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void __osPiGetAccess() {
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OSMesg sp1c;
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if (!gOsPiAccessQueueCreated) {
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__osPiCreateAccessQueue();
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}
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osRecvMesg(&gOsPiMessageQueue, &sp1c, OS_MESG_BLOCK);
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}
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void __osPiRelAccess() {
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osSendMesg(&gOsPiMessageQueue, NULL, OS_MESG_NOBLOCK);
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}
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