X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fmisc.c;h=fba1112df426f2e50b6d3d2963703c455f43b8dc;hb=70939d49a6625d10c64306451cfb1f64557e780e;hp=3ee9876da869d293fdb3bf19ef5582119168e0b1;hpb=9a9bcd781195829a8bc63144d516bc6087bb6b52;p=pcsx_rearmed.git diff --git a/libpcsxcore/misc.c b/libpcsxcore/misc.c index 3ee9876d..fba1112d 100644 --- a/libpcsxcore/misc.c +++ b/libpcsxcore/misc.c @@ -21,11 +21,14 @@ * Miscellaneous functions, including savestates and CD-ROM loading. */ +#include #include "misc.h" #include "cdrom.h" #include "mdec.h" #include "gpu.h" #include "ppf.h" +#include "database.h" +#include "lightrec/plugin.h" #include char CdromId[10] = ""; @@ -73,7 +76,7 @@ void mmssdd( char *b, char *p ) m = ((m / 10) << 4) | m % 10; s = ((s / 10) << 4) | s % 10; - d = ((d / 10) << 4) | d % 10; + d = ((d / 10) << 4) | d % 10; p[0] = m; p[1] = s; @@ -180,7 +183,7 @@ int LoadCdrom() { // is just below, do it here fake_bios_gpu_setup(); - if (!Config.HLE) { + if (!Config.HLE && !Config.SlowBoot) { // skip BIOS logos psxRegs.pc = psxRegs.GPR.n.ra; return 0; @@ -191,7 +194,7 @@ int LoadCdrom() { READTRACK(); // skip head and sub, and go to the root directory record - dir = (struct iso_directory_record*) &buf[12+156]; + dir = (struct iso_directory_record*) &buf[12+156]; mmssdd(dir->extent, (char*)time); @@ -236,13 +239,14 @@ int LoadCdrom() { psxRegs.pc = SWAP32(tmpHead.pc0); psxRegs.GPR.n.gp = SWAP32(tmpHead.gp0); - psxRegs.GPR.n.sp = SWAP32(tmpHead.s_addr); + psxRegs.GPR.n.sp = SWAP32(tmpHead.s_addr); if (psxRegs.GPR.n.sp == 0) psxRegs.GPR.n.sp = 0x801fff00; tmpHead.t_size = SWAP32(tmpHead.t_size); tmpHead.t_addr = SWAP32(tmpHead.t_addr); psxCpu->Clear(tmpHead.t_addr, tmpHead.t_size / 4); + psxCpu->Reset(); // Read the rest of the main executable while (tmpHead.t_size & ~2047) { @@ -251,7 +255,7 @@ int LoadCdrom() { incTime(); READTRACK(); - if (ptr != NULL) memcpy(ptr, buf+12, 2048); + if (ptr != INVALID_PTR) memcpy(ptr, buf+12, 2048); tmpHead.t_size -= 2048; tmpHead.t_addr += 2048; @@ -275,7 +279,7 @@ int LoadCdromFile(const char *filename, EXE_HEADER *head) { READTRACK(); // skip head and sub, and go to the root directory record - dir = (struct iso_directory_record *)&buf[12 + 156]; + dir = (struct iso_directory_record *)&buf[12 + 156]; mmssdd(dir->extent, (char*)time); @@ -290,13 +294,14 @@ int LoadCdromFile(const char *filename, EXE_HEADER *head) { addr = head->t_addr; psxCpu->Clear(addr, size / 4); + psxCpu->Reset(); while (size & ~2047) { incTime(); READTRACK(); mem = PSXM(addr); - if (mem) + if (mem != INVALID_PTR) memcpy(mem, buf + 12, 2048); size -= 2048; @@ -329,7 +334,7 @@ int CheckCdrom() { strncpy(CdromLabel, buf + 52, 32); // skip head and sub, and go to the root directory record - dir = (struct iso_directory_record *)&buf[12 + 156]; + dir = (struct iso_directory_record *)&buf[12 + 156]; mmssdd(dir->extent, (char *)time); @@ -357,6 +362,14 @@ int CheckCdrom() { return -1; } } + /* Workaround for Wild Arms EU/US which has non-standard string causing incorrect region detection */ + if (exename[0] == 'E' && exename[1] == 'X' && exename[2] == 'E' && exename[3] == '\\') { + size_t offset = 4; + size_t i, len = strlen(exename) - offset; + for (i = 0; i < len; i++) + exename[i] = exename[i + offset]; + exename[i] = '\0'; + } } else if (GetCdromFile(mdir, time, "PSX.EXE;1") != -1) { strcpy(exename, "PSX.EXE;1"); strcpy(CdromId, "SLUS99999"); @@ -378,7 +391,13 @@ int CheckCdrom() { strcpy(CdromId, "SLUS99999"); if (Config.PsxAuto) { // autodetect system (pal or ntsc) - if (CdromId[2] == 'e' || CdromId[2] == 'E') + if ( + /* Make sure Wild Arms SCUS-94608 is not detected as a PAL game. */ + ((CdromId[0] == 's' || CdromId[0] == 'S') && (CdromId[2] == 'e' || CdromId[2] == 'E')) || + !strncmp(CdromId, "DTLS3035", 8) || + !strncmp(CdromId, "PBPX95001", 9) || // according to redump.org, these PAL + !strncmp(CdromId, "PBPX95007", 9) || // discs have a non-standard ID; + !strncmp(CdromId, "PBPX95008", 9)) // add more serials if they are discovered. Config.PsxType = PSX_TYPE_PAL; // pal else Config.PsxType = PSX_TYPE_NTSC; // ntsc } @@ -389,6 +408,8 @@ int CheckCdrom() { SysPrintf(_("CD-ROM Label: %.32s\n"), CdromLabel); SysPrintf(_("CD-ROM ID: %.9s\n"), CdromId); SysPrintf(_("CD-ROM EXE Name: %.255s\n"), exename); + + Apply_Hacks_Cdrom(); BuildPPFCache(); @@ -403,7 +424,9 @@ static int PSXGetFileType(FILE *f) { current = ftell(f); fseek(f, 0L, SEEK_SET); - fread(mybuf, 2048, 1, f); + if (fread(&mybuf, sizeof(mybuf), 1, f) != sizeof(mybuf)) + goto io_fail; + fseek(f, current, SEEK_SET); exe_hdr = (EXE_HEADER *)mybuf; @@ -418,6 +441,12 @@ static int PSXGetFileType(FILE *f) { return COFF_EXE; return INVALID_EXE; + +io_fail: +#ifndef NDEBUG + SysPrintf(_("File IO error in <%s:%s>.\n"), __FILE__, __func__); +#endif + return INVALID_EXE; } // temporary pandora workaround.. @@ -426,7 +455,7 @@ size_t fread_to_ram(void *ptr, size_t size, size_t nmemb, FILE *stream) { void *tmp; size_t ret = 0; - + tmp = malloc(size * nmemb); if (tmp) { ret = fread(tmp, size, nmemb, stream); @@ -445,8 +474,8 @@ int Load(const char *ExePath) { u32 section_address, section_size; void *mem; - strncpy(CdromId, "SLUS99999", 9); - strncpy(CdromLabel, "SLUS_999.99", 11); + strcpy(CdromId, "SLUS99999"); + strcpy(CdromLabel, "SLUS_999.99"); tmpFile = fopen(ExePath, "rb"); if (tmpFile == NULL) { @@ -456,19 +485,19 @@ int Load(const char *ExePath) { type = PSXGetFileType(tmpFile); switch (type) { case PSX_EXE: - fread(&tmpHead,sizeof(EXE_HEADER),1,tmpFile); + if (fread(&tmpHead, sizeof(EXE_HEADER), 1, tmpFile) != sizeof(EXE_HEADER)) + goto fail_io; section_address = SWAP32(tmpHead.t_addr); section_size = SWAP32(tmpHead.t_size); mem = PSXM(section_address); - if (mem != NULL) { - fseek(tmpFile, 0x800, SEEK_SET); + if (mem != INVALID_PTR) { + fseek(tmpFile, 0x800, SEEK_SET); fread_to_ram(mem, section_size, 1, tmpFile); psxCpu->Clear(section_address, section_size / 4); } - fclose(tmpFile); psxRegs.pc = SWAP32(tmpHead.pc0); psxRegs.GPR.n.gp = SWAP32(tmpHead.gp0); - psxRegs.GPR.n.sp = SWAP32(tmpHead.s_addr); + psxRegs.GPR.n.sp = SWAP32(tmpHead.s_addr); if (psxRegs.GPR.n.sp == 0) psxRegs.GPR.n.sp = 0x801fff00; retval = 0; @@ -476,25 +505,29 @@ int Load(const char *ExePath) { case CPE_EXE: fseek(tmpFile, 6, SEEK_SET); /* Something tells me we should go to 4 and read the "08 00" here... */ do { - fread(&opcode, 1, 1, tmpFile); + if (fread(&opcode, sizeof(opcode), 1, tmpFile) != sizeof(opcode)) + goto fail_io; switch (opcode) { case 1: /* Section loading */ - fread(§ion_address, 4, 1, tmpFile); - fread(§ion_size, 4, 1, tmpFile); + if (fread(§ion_address, sizeof(section_address), 1, tmpFile) != sizeof(section_address)) + goto fail_io; + if (fread(§ion_size, sizeof(section_size), 1, tmpFile) != sizeof(section_size)) + goto fail_io; section_address = SWAPu32(section_address); section_size = SWAPu32(section_size); #ifdef EMU_LOG EMU_LOG("Loading %08X bytes from %08X to %08X\n", section_size, ftell(tmpFile), section_address); #endif mem = PSXM(section_address); - if (mem != NULL) { + if (mem != INVALID_PTR) { fread_to_ram(mem, section_size, 1, tmpFile); psxCpu->Clear(section_address, section_size / 4); } break; case 3: /* register loading (PC only?) */ fseek(tmpFile, 2, SEEK_CUR); /* unknown field */ - fread(&psxRegs.pc, 4, 1, tmpFile); + if (fread(&psxRegs.pc, sizeof(psxRegs.pc), 1, tmpFile) != sizeof(psxRegs.pc)) + goto fail_io; psxRegs.pc = SWAPu32(psxRegs.pc); break; case 0: /* End of file */ @@ -523,7 +556,15 @@ int Load(const char *ExePath) { CdromLabel[0] = '\0'; } + fclose(tmpFile); return retval; + +fail_io: +#ifndef NDEBUG + SysPrintf(_("File IO error in <%s:%s>.\n"), __FILE__, __func__); +#endif + fclose(tmpFile); + return -1; } // STATES @@ -557,7 +598,7 @@ struct PcsxSaveFuncs SaveFuncs = { zlib_open, zlib_read, zlib_write, zlib_seek, zlib_close }; -static const char PcsxHeader[32] = "STv4 PCSX v" PACKAGE_VERSION; +static const char PcsxHeader[32] = "STv4 PCSX v" PCSX_VERSION; // Savestate Versioning! // If you make changes to the savestate version, please increment the value below. @@ -573,7 +614,10 @@ int SaveState(const char *file) { f = SaveFuncs.open(file, "wb"); if (f == NULL) return -1; - new_dyna_save(); + new_dyna_before_save(); + + if (drc_is_lightrec() && Config.Cpu != CPU_INTERPRETER) + lightrec_plugin_prepare_save_state(); SaveFuncs.write(f, (void *)PcsxHeader, 32); SaveFuncs.write(f, (void *)&SaveVersion, sizeof(u32)); @@ -591,7 +635,8 @@ int SaveState(const char *file) { SaveFuncs.write(f, psxM, 0x00200000); SaveFuncs.write(f, psxR, 0x00080000); SaveFuncs.write(f, psxH, 0x00010000); - SaveFuncs.write(f, (void *)&psxRegs, sizeof(psxRegs)); + // only partial save of psxRegisters to maintain savestate compat + SaveFuncs.write(f, &psxRegs, offsetof(psxRegisters, gteBusyCycle)); // gpu gpufP = (GPUFreeze_t *)malloc(sizeof(GPUFreeze_t)); @@ -615,6 +660,7 @@ int SaveState(const char *file) { psxHwFreeze(f, 1); psxRcntFreeze(f, 1); mdecFreeze(f, 1); + new_dyna_freeze(f, 1); SaveFuncs.close(f); @@ -648,13 +694,18 @@ int LoadState(const char *file) { if (Config.HLE) psxBiosInit(); - psxCpu->Reset(); + if (!drc_is_lightrec() || Config.Cpu == CPU_INTERPRETER) + psxCpu->Reset(); SaveFuncs.seek(f, 128 * 96 * 3, SEEK_CUR); SaveFuncs.read(f, psxM, 0x00200000); SaveFuncs.read(f, psxR, 0x00080000); SaveFuncs.read(f, psxH, 0x00010000); - SaveFuncs.read(f, (void *)&psxRegs, sizeof(psxRegs)); + SaveFuncs.read(f, &psxRegs, offsetof(psxRegisters, gteBusyCycle)); + psxRegs.gteBusyCycle = psxRegs.cycle; + + if (drc_is_lightrec() && Config.Cpu != CPU_INTERPRETER) + lightrec_plugin_prepare_load_state(); if (Config.HLE) psxBiosFreeze(0); @@ -679,9 +730,9 @@ int LoadState(const char *file) { psxHwFreeze(f, 0); psxRcntFreeze(f, 0); mdecFreeze(f, 0); + new_dyna_freeze(f, 0); SaveFuncs.close(f); - new_dyna_restore(); return 0; } @@ -741,7 +792,7 @@ int RecvPcsxInfo() { NET_recvData(&Config.Cpu, sizeof(Config.Cpu), PSE_NET_BLOCKING); if (tmp != Config.Cpu) { psxCpu->Shutdown(); -#ifdef PSXREC +#ifndef DRC_DISABLE if (Config.Cpu == CPU_INTERPRETER) psxCpu = &psxInt; else psxCpu = &psxRec; #else