papermario/src/os/pimgr.c

55 lines
1.6 KiB
C

#include "macros.h"
#include "PR/os_internal.h"
#include "PR/piint.h"
OSDevMgr __osPiDevMgr = {0};
OSPiHandle *__osPiTable = NULL;
OSPiHandle __Dom1SpeedParam ALIGNED(8);
OSPiHandle __Dom2SpeedParam ALIGNED(8);
OSPiHandle *__osCurrentHandle[2] ALIGNED(8) = {&__Dom1SpeedParam, &__Dom2SpeedParam};
extern OSThread piThread;
extern char piThreadStack[OS_PIM_STACKSIZE];
extern OSMesgQueue piEventQueue;
extern OSMesg piEventBuf[1];
void osCreatePiManager(OSPri pri, OSMesgQueue *cmdQ, OSMesg *cmdBuf, s32 cmdMsgCnt) {
u32 savedMask;
OSPri oldPri;
OSPri myPri;
if (!__osPiDevMgr.active) {
osCreateMesgQueue(cmdQ, cmdBuf, cmdMsgCnt);
osCreateMesgQueue(&piEventQueue, (OSMesg*)piEventBuf, 1);
if (!__osPiAccessQueueEnabled) {
__osPiCreateAccessQueue();
}
osSetEventMesg(OS_EVENT_PI, &piEventQueue, (OSMesg)0x22222222);
oldPri = -1;
myPri = osGetThreadPri(NULL);
if (myPri < pri) {
oldPri = myPri;
osSetThreadPri(NULL, pri);
}
savedMask = __osDisableInt();
__osPiDevMgr.active = 1;
__osPiDevMgr.thread = &piThread;
__osPiDevMgr.cmdQueue = cmdQ;
__osPiDevMgr.evtQueue = &piEventQueue;
__osPiDevMgr.acsQueue = &__osPiAccessQueue;
__osPiDevMgr.dma = __osPiRawStartDma;
__osPiDevMgr.edma = __osEPiRawStartDma;
osCreateThread(&piThread, 0, __osDevMgrMain, &__osPiDevMgr, &piThreadStack[OS_PIM_STACKSIZE], pri);
osStartThread(&piThread);
__osRestoreInt(savedMask);
if (oldPri != -1) {
osSetThreadPri(NULL, oldPri);
}
}
}