X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fmisc.c;h=3d1647102104209aede928ef76ac91572ec6455a;hb=7c3332fbf8ea98bf43f5de9e966bbae77dd9f61d;hp=bba81b1e8bf8b25d7ceae37ea70a9022c3e15f04;hpb=457a46ec7a3f8fe28ee4ccc23236b940461d2aae;p=pcsx_rearmed.git

diff --git a/libpcsxcore/misc.c b/libpcsxcore/misc.c
index bba81b1e..3d164710 100644
--- a/libpcsxcore/misc.c
+++ b/libpcsxcore/misc.c
@@ -144,30 +144,6 @@ int GetCdromFile(u8 *mdir, u8 *time, char *filename) {
 	return retval;
 }
 
-static const unsigned int gpu_ctl_def[] = {
-	0x00000000, 0x01000000, 0x03000000, 0x04000000,
-	0x05000800, 0x06c60260, 0x0703fc10, 0x08000027,
-};
-
-static const unsigned int gpu_data_def[] = {
-	0xe100360b, 0xe2000000, 0xe3000800, 0xe4077e7f,
-	0xe5001000, 0xe6000000,
-	0x02000000, 0x00000000, 0x01ff03ff,
-};
-
-void BiosLikeGPUSetup()
-{
-	int i;
-
-	for (i = 0; i < sizeof(gpu_ctl_def) / sizeof(gpu_ctl_def[0]); i++)
-		GPU_writeStatus(gpu_ctl_def[i]);
-
-	for (i = 0; i < sizeof(gpu_data_def) / sizeof(gpu_data_def[0]); i++)
-		GPU_writeData(gpu_data_def[i]);
-
-	HW_GPU_STATUS |= SWAP32(PSXGPU_nBUSY);
-}
-
 static void SetBootRegs(u32 pc, u32 gp, u32 sp)
 {
 	//printf("%s %08x %08x %08x\n", __func__, pc, gp, sp);
@@ -176,6 +152,10 @@ static void SetBootRegs(u32 pc, u32 gp, u32 sp)
 	psxRegs.pc = pc;
 	psxRegs.GPR.n.gp = gp;
 	psxRegs.GPR.n.sp = sp ? sp : 0x801fff00;
+	psxRegs.GPR.n.fp = psxRegs.GPR.n.sp;
+
+	psxRegs.GPR.n.t0 = psxRegs.GPR.n.sp; // mimic A(43)
+	psxRegs.GPR.n.t3 = pc;
 
 	psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL);
 }
@@ -271,7 +251,7 @@ int LoadCdrom() {
 
 	memcpy(&tmpHead, buf + 12, sizeof(EXE_HEADER));
 
-	SysPrintf("manual booting '%s'\n", exename);
+	SysPrintf("manual booting '%s' pc=%x\n", exename, SWAP32(tmpHead.pc0));
 	sp = SWAP32(tmpHead.s_addr);
 	if (cnf_stack)
 		sp = cnf_stack;
@@ -281,7 +261,7 @@ int LoadCdrom() {
 	tmpHead.t_addr = SWAP32(tmpHead.t_addr);
 
 	psxCpu->Clear(tmpHead.t_addr, tmpHead.t_size / 4);
-	psxCpu->Reset();
+	//psxCpu->Reset();
 
 	// Read the rest of the main executable
 	while (tmpHead.t_size & ~2047) {
@@ -308,6 +288,9 @@ int LoadCdromFile(const char *filename, EXE_HEADER *head) {
 	u32 size, addr;
 	void *mem;
 
+	if (filename == INVALID_PTR)
+		return -1;
+
 	p1 = filename;
 	if ((p2 = strchr(p1, ':')))
 		p1 = p2 + 1;
@@ -331,11 +314,11 @@ int LoadCdromFile(const char *filename, EXE_HEADER *head) {
 	READTRACK();
 
 	memcpy(head, buf + 12, sizeof(EXE_HEADER));
-	size = head->t_size;
-	addr = head->t_addr;
+	size = SWAP32(head->t_size);
+	addr = SWAP32(head->t_addr);
 
 	psxCpu->Clear(addr, size / 4);
-	psxCpu->Reset();
+	//psxCpu->Reset();
 
 	while (size & ~2047) {
 		incTime();