X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fpsxhw.c;h=b8ca1996ae0f79d2a459c223a5069f506b9218e9;hb=9ed80467762a5024f7ba04e9fb384faceca35c29;hp=4811f99babbcbf7e4bf949026f742cd8eca10806;hpb=f8896d181bd26ef6fd18af17f01c77b73ae17a68;p=pcsx_rearmed.git

diff --git a/libpcsxcore/psxhw.c b/libpcsxcore/psxhw.c
index 4811f99b..b8ca1996 100644
--- a/libpcsxcore/psxhw.c
+++ b/libpcsxcore/psxhw.c
@@ -42,7 +42,7 @@ void psxHwReset() {
 	cdrReset();
 	psxRcntInit();
 	HW_GPU_STATUS = SWAP32(0x10802000);
-	psxHwReadGpuSRptr = Config.hacks.gpu_busy_hack
+	psxHwReadGpuSRptr = Config.hacks.gpu_busy
 		? psxHwReadGpuSRbusyHack : psxHwReadGpuSR;
 }
 
@@ -85,8 +85,13 @@ void psxHwWriteDmaIcr32(u32 value)
 
 void psxHwWriteGpuSR(u32 value)
 {
+	u32 old_sr = HW_GPU_STATUS, new_sr;
 	GPU_writeStatus(value);
 	gpuSyncPluginSR();
+	new_sr = HW_GPU_STATUS;
+	// "The Next Tetris" seems to rely on the field order after enable
+	if ((old_sr ^ new_sr) & new_sr & SWAP32(PSXGPU_ILACE))
+		frame_counter |= 1;
 }
 
 u32 psxHwReadGpuSR(void)