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oot/src/libultra_boot_O2/pimgr.c

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2020-03-17 04:31:30 +00:00
#include <global.h>
OSMgrArgs __osPiDevMgr = {0};
OSPiHandle __Dom1SpeedParam;
OSPiHandle __Dom2SpeedParam;
OSThread piThread;
u8 piStackThread[0x1000];
OSMesgQueue piEventQueue;
OSMesg piEventBuf[2];
OSThread __osThreadSave;
OSPiHandle* __osPiTable = NULL;
OSPiHandle* __osCurrentHandle[] =
{
&__Dom1SpeedParam,
&__Dom2SpeedParam,
};
void osCreatePiManager(OSPri pri, OSMesgQueue *cmdQ, OSMesg *cmdBuf, s32 cmdMsgCnt)
{
u32 int_disabled;
OSPri newPri;
OSPri currentPri;
if (!__osPiDevMgr.initialized)
{
osCreateMesgQueue(cmdQ, cmdBuf, cmdMsgCnt);
osCreateMesgQueue(&piEventQueue, piEventBuf, 1);
if (!__osPiAccessQueueEnabled)
__osPiCreateAccessQueue();
osSetEventMesg(OS_EVENT_PI, &piEventQueue, (OSMesg)0x22222222);
newPri = -1;
currentPri = osGetThreadPri(NULL);
if (currentPri < pri)
{
newPri = currentPri;
osSetThreadPri(NULL, pri);
}
int_disabled = __osDisableInt();
__osPiDevMgr.initialized = true;
__osPiDevMgr.cmdQueue = cmdQ;
__osPiDevMgr.mgrThread = &piThread;
__osPiDevMgr.eventQueue = &piEventQueue;
__osPiDevMgr.acccessQueue = &__osPiAccessQueue;
__osPiDevMgr.piDmaCallback = __osPiRawStartDma;
__osPiDevMgr.epiDmaCallback = __osEPiRawStartDma;
osCreateThread(&piThread, 0, __osDevMgrMain, (void *)&__osPiDevMgr, piStackThread + sizeof(piStackThread), pri);
osStartThread(&piThread);
__osRestoreInt(int_disabled);
if (newPri != -1)
osSetThreadPri(NULL, newPri);
}
}