Files
bullet3/Extras/BulletMultiThreaded/SpuFakeDma.cpp
ejcoumans fc6cf5dbef DMA / memcpy the actual size, rather then over-estimated (can cause crashes)
added alternative to memcpy, for debugging
2007-06-14 00:21:15 +00:00

61 lines
1.2 KiB
C++

#include "SpuFakeDma.h"
//Disabling memcpy sometimes helps debugging DMA
#define USE_MEMCPY 1
int cellDmaLargeGet(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid)
{
char* mainMem = (char*)ea;
char* localStore = (char*)ls;
#ifdef USE_MEMCPY
memcpy(localStore,mainMem,size);
#else
for (uint32_t i=0;i<size;i++)
{
localStore[i] = mainMem[i];
}
#endif
return 0;
}
int cellDmaGet(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid)
{
char* mainMem = (char*)ea;
char* localStore = (char*)ls;
#ifdef USE_MEMCPY
memcpy(localStore,mainMem,size);
#else
for (uint32_t i=0;i<size;i++)
{
localStore[i] = mainMem[i];
}
#endif //#ifdef USE_MEMCPY
return 0;
}
int cellDmaLargePut(const void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid)
{
char* mainMem = (char*)ea;
const char* localStore = (const char*)ls;
#ifdef USE_MEMCPY
memcpy(mainMem,localStore,size);
#else
for (uint32_t i=0;i<size;i++)
{
mainMem[i] = localStore[i];
}
#endif //#ifdef USE_MEMCPY
return 0;
}
void cellDmaWaitTagStatusAll(int ignore)
{
}