void hw_pi_dma(void)
{
if(WPI[3])
{
logh("hw: PI Dma Transfer (dram:%08X cart:%08X rd:%X wr:%X st:%X)\n",
WPI[0],WPI[1],WPI[2],WPI[3],WPI[4]);
osPiStartDma(0,0,0,WPI[1],WPI[0],WPI[3]+1,0);
WPI[3]=0;
}
}
/*
* This is the main routine of the app.
*/
static void
mainproc(void *arg)
{
/*
* Setup the message queues
*/
osCreateMesgQueue(&dmaMessageQ, &dmaMessageBuf, 1);
osCreateMesgQueue(&rspMessageQ, &rspMessageBuf, 1);
osSetEventMesg(OS_EVENT_SP, &rspMessageQ, NULL);
osCreateMesgQueue(&rdpMessageQ, &rdpMessageBuf, 1);
osSetEventMesg(OS_EVENT_DP, &rdpMessageQ, NULL);
osCreateMesgQueue(&retraceMessageQ, &retraceMessageBuf, 1);
osViSetEvent(&retraceMessageQ, NULL, 1);
/*
* Stick the static segment right after the code/data segment
*/
staticSegment = _zbufferSegmentEnd;
osPiStartDma(&dmaIOMessageBuf, OS_MESG_PRI_NORMAL, OS_READ,
(u32) _staticSegmentRomStart, staticSegment,
(u32) _staticSegmentRomEnd - (u32) _staticSegmentRomStart,
&dmaMessageQ);
/*
* Wait for DMA to finish
*/
(void) osRecvMesg(&dmaMessageQ, NULL, OS_MESG_BLOCK);
freeSegment = staticSegment +
(u32) _staticSegmentRomEnd - (u32) _staticSegmentRomStart;
initControllers(MAXCONTROLLERS);
game();
}
