From d38e80ee04afe582e70150d3884e56c05f3fd7a8 Mon Sep 17 00:00:00 2001 From: pixel Date: Sat, 27 Nov 2004 21:44:44 +0000 Subject: Large dos2unix commit... --- PcsxSrc/R3000A.c | 330 +++++++++++++++++++++++++++---------------------------- 1 file changed, 165 insertions(+), 165 deletions(-) (limited to 'PcsxSrc/R3000A.c') diff --git a/PcsxSrc/R3000A.c b/PcsxSrc/R3000A.c index 4dcfcd9..e896c11 100644 --- a/PcsxSrc/R3000A.c +++ b/PcsxSrc/R3000A.c @@ -1,165 +1,165 @@ -/* Pcsx - Pc Psx Emulator - * Copyright (C) 1999-2002 Pcsx Team - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include -#include -#include - -#include "PsxCommon.h" - -int psxInit() { - - if (Config.Cpu) psxCpu = &psxInt; -#ifdef __i386__ - else psxCpu = &psxRec; -#endif - if (psxMemInit() == -1) return -1; - - return psxCpu->Init(); -} - -void psxReset() { - - psxCpu->Reset(); - - psxMemReset(); - - memset(&psxRegs, 0, sizeof(psxRegs)); - - psxRegs.pc = 0xbfc00000; // Start in bootstrap - - psxRegs.CP0.r[12] = 0x10900000; // COP0 enabled | BEV = 1 | TS = 1 - psxRegs.CP0.r[15] = 0x00000002; // PRevID = Revision ID, same as R3000A - - psxHwReset(); - psxBiosInit(); - - if (!Config.HLE) psxExecuteBios(); - -#ifdef PSX_LOG - PSX_LOG("*BIOS END*\n"); -#endif -} - -void psxShutdown() { - psxMemShutdown(); - psxBiosShutdown(); - - psxCpu->Shutdown(); -} - -void psxException(u32 code, u32 bd) { - // Set the Cause - psxRegs.CP0.n.Cause = code; - -#ifdef PSXCPU_LOG - if (bd) PSXCPU_LOG("bd set\n"); -#endif - // Set the EPC & PC - if (bd) { - psxRegs.CP0.n.Cause|= 0x80000000; - psxRegs.CP0.n.EPC = (psxRegs.pc - 4); - } else - psxRegs.CP0.n.EPC = (psxRegs.pc); - - if (psxRegs.CP0.n.Status & 0x400000) - psxRegs.pc = 0xbfc00180; - else - psxRegs.pc = 0x80000080; - - // Set the Status - psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status &~0x3f) | - ((psxRegs.CP0.n.Status & 0xf) << 2); - - if (!Config.HLE && (((PSXMu32(psxRegs.CP0.n.EPC) >> 24) & 0xfe) == 0x4a)) { - // "hokuto no ken" / "Crash Bandicot 2" ... fix - PSXMu32(psxRegs.CP0.n.EPC)&= ~0x02000000; - } - - if (Config.HLE) psxBiosException(); -} - -void psxBranchTest() { - if ((psxRegs.cycle - psxNextsCounter) >= psxNextCounter) - psxRcntUpdate(); - - if (psxRegs.interrupt) { - if ((psxRegs.interrupt & 0x80) && (!Config.Sio)) { // sio - if ((psxRegs.cycle - psxRegs.intCycle[7]) >= psxRegs.intCycle[7+1]) { - psxRegs.interrupt&=~0x80; - sioInterrupt(); - } - } - if (psxRegs.interrupt & 0x04) { // cdr - if ((psxRegs.cycle - psxRegs.intCycle[2]) >= psxRegs.intCycle[2+1]) { - psxRegs.interrupt&=~0x04; - cdrInterrupt(); - } - } - if (psxRegs.interrupt & 0x040000) { // cdr read - if ((psxRegs.cycle - psxRegs.intCycle[2+16]) >= psxRegs.intCycle[2+16+1]) { - psxRegs.interrupt&=~0x040000; - cdrReadInterrupt(); - } - } - } - - if (psxHu32(0x1070) & psxHu32(0x1074)) { - if ((psxRegs.CP0.n.Status & 0x401) == 0x401) { -#ifdef PSXCPU_LOG -// PSXCPU_LOG("Interrupt: %x %x\n", HWMu32(0x1070), HWMu32(0x1074)); -#endif - psxException(0x400, 0); - } - } - - if (!Config.HLE && Config.PsxOut) { - u32 call = psxRegs.GPR.n.t1 & 0xff; - switch (psxRegs.pc & 0x1fffff) { - case 0xa0: -#ifdef PSXBIOS_LOG - if (call != 0x28 && call != 0xe) { - PSXBIOS_LOG("Bios call a0: %s (%x) %x,%x,%x,%x\n", biosA0n[call], call, psxRegs.GPR.n.a0, psxRegs.GPR.n.a1, psxRegs.GPR.n.a2, psxRegs.GPR.n.a3); } -#endif - if (biosA0[call]) - biosA0[call](); - break; - case 0xb0: -#ifdef PSXBIOS_LOG - if (call != 0x17 && call != 0xb) { - PSXBIOS_LOG("Bios call b0: %s (%x) %x,%x,%x,%x\n", biosB0n[call], call, psxRegs.GPR.n.a0, psxRegs.GPR.n.a1, psxRegs.GPR.n.a2, psxRegs.GPR.n.a3); } -#endif - if (biosB0[call]) - biosB0[call](); - break; - case 0xc0: -#ifdef PSXBIOS_LOG - PSXBIOS_LOG("Bios call c0: %s (%x) %x,%x,%x,%x\n", biosC0n[call], call, psxRegs.GPR.n.a0, psxRegs.GPR.n.a1, psxRegs.GPR.n.a2, psxRegs.GPR.n.a3); -#endif - if (biosC0[call]) - biosC0[call](); - break; - } - } -} - -void psxExecuteBios() { - while (psxRegs.pc != 0x80030000) - psxCpu->ExecuteBlock(); -} - +/* Pcsx - Pc Psx Emulator + * Copyright (C) 1999-2002 Pcsx Team + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include +#include +#include + +#include "PsxCommon.h" + +int psxInit() { + + if (Config.Cpu) psxCpu = &psxInt; +#ifdef __i386__ + else psxCpu = &psxRec; +#endif + if (psxMemInit() == -1) return -1; + + return psxCpu->Init(); +} + +void psxReset() { + + psxCpu->Reset(); + + psxMemReset(); + + memset(&psxRegs, 0, sizeof(psxRegs)); + + psxRegs.pc = 0xbfc00000; // Start in bootstrap + + psxRegs.CP0.r[12] = 0x10900000; // COP0 enabled | BEV = 1 | TS = 1 + psxRegs.CP0.r[15] = 0x00000002; // PRevID = Revision ID, same as R3000A + + psxHwReset(); + psxBiosInit(); + + if (!Config.HLE) psxExecuteBios(); + +#ifdef PSX_LOG + PSX_LOG("*BIOS END*\n"); +#endif +} + +void psxShutdown() { + psxMemShutdown(); + psxBiosShutdown(); + + psxCpu->Shutdown(); +} + +void psxException(u32 code, u32 bd) { + // Set the Cause + psxRegs.CP0.n.Cause = code; + +#ifdef PSXCPU_LOG + if (bd) PSXCPU_LOG("bd set\n"); +#endif + // Set the EPC & PC + if (bd) { + psxRegs.CP0.n.Cause|= 0x80000000; + psxRegs.CP0.n.EPC = (psxRegs.pc - 4); + } else + psxRegs.CP0.n.EPC = (psxRegs.pc); + + if (psxRegs.CP0.n.Status & 0x400000) + psxRegs.pc = 0xbfc00180; + else + psxRegs.pc = 0x80000080; + + // Set the Status + psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status &~0x3f) | + ((psxRegs.CP0.n.Status & 0xf) << 2); + + if (!Config.HLE && (((PSXMu32(psxRegs.CP0.n.EPC) >> 24) & 0xfe) == 0x4a)) { + // "hokuto no ken" / "Crash Bandicot 2" ... fix + PSXMu32(psxRegs.CP0.n.EPC)&= ~0x02000000; + } + + if (Config.HLE) psxBiosException(); +} + +void psxBranchTest() { + if ((psxRegs.cycle - psxNextsCounter) >= psxNextCounter) + psxRcntUpdate(); + + if (psxRegs.interrupt) { + if ((psxRegs.interrupt & 0x80) && (!Config.Sio)) { // sio + if ((psxRegs.cycle - psxRegs.intCycle[7]) >= psxRegs.intCycle[7+1]) { + psxRegs.interrupt&=~0x80; + sioInterrupt(); + } + } + if (psxRegs.interrupt & 0x04) { // cdr + if ((psxRegs.cycle - psxRegs.intCycle[2]) >= psxRegs.intCycle[2+1]) { + psxRegs.interrupt&=~0x04; + cdrInterrupt(); + } + } + if (psxRegs.interrupt & 0x040000) { // cdr read + if ((psxRegs.cycle - psxRegs.intCycle[2+16]) >= psxRegs.intCycle[2+16+1]) { + psxRegs.interrupt&=~0x040000; + cdrReadInterrupt(); + } + } + } + + if (psxHu32(0x1070) & psxHu32(0x1074)) { + if ((psxRegs.CP0.n.Status & 0x401) == 0x401) { +#ifdef PSXCPU_LOG +// PSXCPU_LOG("Interrupt: %x %x\n", HWMu32(0x1070), HWMu32(0x1074)); +#endif + psxException(0x400, 0); + } + } + + if (!Config.HLE && Config.PsxOut) { + u32 call = psxRegs.GPR.n.t1 & 0xff; + switch (psxRegs.pc & 0x1fffff) { + case 0xa0: +#ifdef PSXBIOS_LOG + if (call != 0x28 && call != 0xe) { + PSXBIOS_LOG("Bios call a0: %s (%x) %x,%x,%x,%x\n", biosA0n[call], call, psxRegs.GPR.n.a0, psxRegs.GPR.n.a1, psxRegs.GPR.n.a2, psxRegs.GPR.n.a3); } +#endif + if (biosA0[call]) + biosA0[call](); + break; + case 0xb0: +#ifdef PSXBIOS_LOG + if (call != 0x17 && call != 0xb) { + PSXBIOS_LOG("Bios call b0: %s (%x) %x,%x,%x,%x\n", biosB0n[call], call, psxRegs.GPR.n.a0, psxRegs.GPR.n.a1, psxRegs.GPR.n.a2, psxRegs.GPR.n.a3); } +#endif + if (biosB0[call]) + biosB0[call](); + break; + case 0xc0: +#ifdef PSXBIOS_LOG + PSXBIOS_LOG("Bios call c0: %s (%x) %x,%x,%x,%x\n", biosC0n[call], call, psxRegs.GPR.n.a0, psxRegs.GPR.n.a1, psxRegs.GPR.n.a2, psxRegs.GPR.n.a3); +#endif + if (biosC0[call]) + biosC0[call](); + break; + } + } +} + +void psxExecuteBios() { + while (psxRegs.pc != 0x80030000) + psxCpu->ExecuteBlock(); +} + -- cgit v1.2.3