X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fr3000a.c;h=d8268e2a6b04154dcfaf240ff98b438e2ee60a07;hb=d5aeda23720ba9374312f8d387f299024fedb7e6;hp=1e8d0b0e4eb6aea81dd698fbce212d75d4008fbd;hpb=665e364a0aba523bb555f369efe4c7be966a6666;p=pcsx_rearmed.git

diff --git a/libpcsxcore/r3000a.c b/libpcsxcore/r3000a.c
index 1e8d0b0e..d8268e2a 100644
--- a/libpcsxcore/r3000a.c
+++ b/libpcsxcore/r3000a.c
@@ -25,18 +25,22 @@
 #include "cdrom.h"
 #include "mdec.h"
 #include "gte.h"
+#include "psxinterpreter.h"
 
 R3000Acpu *psxCpu = NULL;
+#ifdef DRC_DISABLE
 psxRegisters psxRegs;
+#endif
 
 int psxInit() {
 	SysPrintf(_("Running PCSX Version %s (%s).\n"), PACKAGE_VERSION, __DATE__);
 
-#ifdef PSXREC
+#ifndef DRC_DISABLE
 	if (Config.Cpu == CPU_INTERPRETER) {
 		psxCpu = &psxInt;
 	} else psxCpu = &psxRec;
 #else
+	Config.Cpu = CPU_INTERPRETER;
 	psxCpu = &psxInt;
 #endif
 
@@ -57,6 +61,7 @@ void psxReset() {
 	psxRegs.CP0.r[12] = 0x10900000; // COP0 enabled | BEV = 1 | TS = 1
 	psxRegs.CP0.r[15] = 0x00000002; // PRevID = Revision ID, same as R3000A
 
+	psxCpu->ApplyConfig();
 	psxCpu->Reset();
 
 	psxHwReset();
@@ -79,24 +84,24 @@ void psxShutdown() {
 }
 
 void psxException(u32 code, u32 bd) {
-	if (!Config.HLE && (((PSXMu32(psxRegs.pc) >> 24) & 0xfe) == 0x4a)) {
+	psxRegs.code = PSXMu32(psxRegs.pc);
+	
+	if (!Config.HLE && ((((psxRegs.code) >> 24) & 0xfe) == 0x4a)) {
 		// "hokuto no ken" / "Crash Bandicot 2" ...
 		// BIOS does not allow to return to GTE instructions
 		// (just skips it, supposedly because it's scheduled already)
-		// so we step over it with the interpreter
-		extern void execI();
-		execI();
+		// so we execute it here
+		psxCP2[psxRegs.code & 0x3f](&psxRegs.CP2);
 	}
 
 	// Set the Cause
-	psxRegs.CP0.n.Cause = code;
+	psxRegs.CP0.n.Cause = (psxRegs.CP0.n.Cause & 0x300) | code;
 
 	// Set the EPC & PC
 	if (bd) {
 #ifdef PSXCPU_LOG
 		PSXCPU_LOG("bd set!!!\n");
 #endif
-		SysPrintf("bd set!!!\n");
 		psxRegs.CP0.n.Cause |= 0x80000000;
 		psxRegs.CP0.n.EPC = (psxRegs.pc - 4);
 	} else
@@ -119,7 +124,7 @@ void psxBranchTest() {
 		psxRcntUpdate();
 
 	if (psxRegs.interrupt) {
-		if ((psxRegs.interrupt & (1 << PSXINT_SIO)) && !Config.Sio) { // sio
+		if ((psxRegs.interrupt & (1 << PSXINT_SIO))) { // sio
 			if ((psxRegs.cycle - psxRegs.intCycle[PSXINT_SIO].sCycle) >= psxRegs.intCycle[PSXINT_SIO].cycle) {
 				psxRegs.interrupt &= ~(1 << PSXINT_SIO);
 				sioInterrupt();
@@ -134,7 +139,7 @@ void psxBranchTest() {
 		if (psxRegs.interrupt & (1 << PSXINT_CDREAD)) { // cdr read
 			if ((psxRegs.cycle - psxRegs.intCycle[PSXINT_CDREAD].sCycle) >= psxRegs.intCycle[PSXINT_CDREAD].cycle) {
 				psxRegs.interrupt &= ~(1 << PSXINT_CDREAD);
-				cdrReadInterrupt();
+				cdrPlayReadInterrupt();
 			}
 		}
 		if (psxRegs.interrupt & (1 << PSXINT_GPUDMA)) { // gpu dma
@@ -173,18 +178,18 @@ void psxBranchTest() {
 				cdrDmaInterrupt();
 			}
 		}
-		if (psxRegs.interrupt & (1 << PSXINT_CDRPLAY)) { // cdr play timing
-			if ((psxRegs.cycle - psxRegs.intCycle[PSXINT_CDRPLAY].sCycle) >= psxRegs.intCycle[PSXINT_CDRPLAY].cycle) {
-				psxRegs.interrupt &= ~(1 << PSXINT_CDRPLAY);
-				cdrPlayInterrupt();
-			}
-		}
 		if (psxRegs.interrupt & (1 << PSXINT_CDRLID)) { // cdr lid states
 			if ((psxRegs.cycle - psxRegs.intCycle[PSXINT_CDRLID].sCycle) >= psxRegs.intCycle[PSXINT_CDRLID].cycle) {
 				psxRegs.interrupt &= ~(1 << PSXINT_CDRLID);
 				cdrLidSeekInterrupt();
 			}
 		}
+		if (psxRegs.interrupt & (1 << PSXINT_SPU_UPDATE)) { // scheduled spu update
+			if ((psxRegs.cycle - psxRegs.intCycle[PSXINT_SPU_UPDATE].sCycle) >= psxRegs.intCycle[PSXINT_SPU_UPDATE].cycle) {
+				psxRegs.interrupt &= ~(1 << PSXINT_SPU_UPDATE);
+				spuUpdate();
+			}
+		}
 	}
 
 	if (psxHu32(0x1070) & psxHu32(0x1074)) {