#include "cdrom.h"
#include "gpu.h"
-static u32 (*psxHwReadGpuSRptr)(void) = psxHwReadGpuSR;
-
void psxHwReset() {
memset(psxH, 0, 0x10000);
cdrReset();
psxRcntInit();
HW_GPU_STATUS = SWAP32(0x10802000);
- psxHwReadGpuSRptr = Config.hacks.gpu_busy
- ? psxHwReadGpuSRbusyHack : psxHwReadGpuSR;
}
void psxHwWriteIstat(u32 value)
return v;
}
-// a hack due to poor timing of gpu idle bit
-// to get rid of this, GPU draw times, DMAs, cpu timing has to fall within
-// certain timing window or else games like "ToHeart" softlock
-u32 psxHwReadGpuSRbusyHack(void)
-{
- u32 v = psxHwReadGpuSR();
- static u32 hack;
- if (!(hack++ & 3))
- v &= ~PSXGPU_nBUSY;
- return v;
-}
-
u8 psxHwRead8(u32 add) {
u8 hard;
case 0x1124: hard = psxRcntRmode(2); break;
case 0x1128: hard = psxRcntRtarget(2); break;
case 0x1810: hard = GPU_readData(); break;
- case 0x1814: hard = psxHwReadGpuSRptr(); break;
+ case 0x1814: hard = psxHwReadGpuSR(); break;
case 0x1820: hard = mdecRead0(); break;
case 0x1824: hard = mdecRead1(); break;