54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
#include "libultra_internal.h"
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#define OS_PI_MGR_MESG_BUFF_SIZE 1
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OSMgrArgs piMgrArgs = { 0 };
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#ifdef VERSION_EU
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OSPiHandle *D_80302DFC = NULL;
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#endif
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OSThread piMgrThread;
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u32 piMgrStack[0x400]; // stack bottom
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OSMesgQueue __osPiMesgQueue;
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OSMesg piMgrMesgBuff[OS_PI_MGR_MESG_BUFF_SIZE + 1];
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extern u32 gOsPiAccessQueueCreated;
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extern OSMesgQueue gOsPiMessageQueue;
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void __osDevMgrMain(void *);
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void osCreatePiManager(OSPri pri, OSMesgQueue *cmdQ, OSMesg *cmdBuf, s32 cmdMsgCnt) {
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u32 int_disabled;
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OSPri newPri;
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OSPri currentPri;
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if (!piMgrArgs.initialized) {
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osCreateMesgQueue(cmdQ, cmdBuf, cmdMsgCnt);
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osCreateMesgQueue(&__osPiMesgQueue, &piMgrMesgBuff[0], OS_PI_MGR_MESG_BUFF_SIZE);
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if (!gOsPiAccessQueueCreated) {
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__osPiCreateAccessQueue();
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} // what is this constant geez
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osSetEventMesg(OS_EVENT_PI, &__osPiMesgQueue, (void *) 0x22222222);
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newPri = -1;
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currentPri = osGetThreadPri(NULL);
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if (currentPri < pri) {
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newPri = currentPri;
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osSetThreadPri(NULL, pri);
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}
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int_disabled = __osDisableInt();
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piMgrArgs.initialized = TRUE;
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piMgrArgs.mgrThread = &piMgrThread;
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piMgrArgs.unk08 = cmdQ;
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piMgrArgs.unk0c = &__osPiMesgQueue;
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piMgrArgs.unk10 = &gOsPiMessageQueue;
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piMgrArgs.dma_func = osPiRawStartDma;
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#ifdef VERSION_EU
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piMgrArgs.edma_func = osEPiRawStartDma;
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#endif
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osCreateThread(&piMgrThread, 0, __osDevMgrMain, (void *) &piMgrArgs, &piMgrStack[0x400], pri);
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osStartThread(&piMgrThread);
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__osRestoreInt(int_disabled);
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if (newPri != -1) {
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osSetThreadPri(NULL, newPri);
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}
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}
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}
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