X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fmisc.c;h=022ad6d9afec738dae00e27cc19a03583290965a;hb=7b75929b9415646b25d9211975556f5466024a94;hp=b3dfdf5334682cef98b250a5b7ea7ae6f7cf1698;hpb=415213c97e0e35ea392114c71d8a10371c64d6fd;p=pcsx_rearmed.git diff --git a/libpcsxcore/misc.c b/libpcsxcore/misc.c index b3dfdf53..022ad6d9 100644 --- a/libpcsxcore/misc.c +++ b/libpcsxcore/misc.c @@ -22,6 +22,7 @@ */ #include +#include #include "misc.h" #include "cdrom.h" #include "mdec.h" @@ -69,7 +70,7 @@ static 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; @@ -154,7 +155,7 @@ static const unsigned int gpu_data_def[] = { 0x02000000, 0x00000000, 0x01ff03ff, }; -static void fake_bios_gpu_setup(void) +void BiosLikeGPUSetup() { int i; @@ -165,6 +166,26 @@ static void fake_bios_gpu_setup(void) GPU_writeData(gpu_data_def[i]); } +static void SetBootRegs(u32 pc, u32 gp, u32 sp) +{ + //printf("%s %08x %08x %08x\n", __func__, pc, gp, sp); + psxCpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL); + + psxRegs.pc = pc; + psxRegs.GPR.n.gp = gp; + psxRegs.GPR.n.sp = sp ? sp : 0x801fff00; + + psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL); +} + +void BiosBootBypass() { + assert(psxRegs.pc == 0x80030000); + + // skip BIOS logos and region check + psxCpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL); + psxRegs.pc = psxRegs.GPR.n.ra; +} + int LoadCdrom() { EXE_HEADER tmpHead; struct iso_directory_record *dir; @@ -172,14 +193,10 @@ int LoadCdrom() { u8 mdir[4096]; char exename[256]; - // not the best place to do it, but since BIOS boot logo killer - // is just below, do it here - fake_bios_gpu_setup(); - if (!Config.HLE) { - // skip BIOS logos - psxRegs.pc = psxRegs.GPR.n.ra; - return 0; + if (!BiosBooted) return 0; // custom BIOS + if (psxRegs.pc != 0x80030000) return 0; // BiosBootBypass'ed + if (Config.SlowBoot) return 0; } time[0] = itob(0); time[1] = itob(2); time[2] = itob(0x10); @@ -187,7 +204,7 @@ 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); @@ -197,6 +214,7 @@ int LoadCdrom() { if (GetCdromFile(mdir, time, "SYSTEM.CNF;1") == -1) { // if SYSTEM.CNF is missing, start an existing PSX.EXE if (GetCdromFile(mdir, time, "PSX.EXE;1") == -1) return -1; + strcpy(exename, "PSX.EXE;1"); READTRACK(); } @@ -230,10 +248,8 @@ int LoadCdrom() { memcpy(&tmpHead, buf + 12, sizeof(EXE_HEADER)); - psxRegs.pc = SWAP32(tmpHead.pc0); - psxRegs.GPR.n.gp = SWAP32(tmpHead.gp0); - psxRegs.GPR.n.sp = SWAP32(tmpHead.s_addr); - if (psxRegs.GPR.n.sp == 0) psxRegs.GPR.n.sp = 0x801fff00; + SysPrintf("manual booting '%s'\n", exename); + SetBootRegs(SWAP32(tmpHead.pc0), SWAP32(tmpHead.gp0), SWAP32(tmpHead.s_addr)); tmpHead.t_size = SWAP32(tmpHead.t_size); tmpHead.t_addr = SWAP32(tmpHead.t_addr); @@ -248,7 +264,7 @@ 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; @@ -272,7 +288,7 @@ 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); @@ -294,7 +310,7 @@ int LoadCdromFile(const char *filename, EXE_HEADER *head) { READTRACK(); mem = PSXM(addr); - if (mem) + if (mem != INVALID_PTR) memcpy(mem, buf + 12, 2048); size -= 2048; @@ -327,7 +343,7 @@ 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); @@ -355,6 +371,14 @@ 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"); @@ -409,7 +433,9 @@ static int PSXGetFileType(FILE *f) { current = ftell(f); fseek(f, 0L, SEEK_SET); - fread(mybuf, 2048, 1, f); + if (fread(&mybuf, 1, sizeof(mybuf), f) != sizeof(mybuf)) + goto io_fail; + fseek(f, current, SEEK_SET); exe_hdr = (EXE_HEADER *)mybuf; @@ -424,6 +450,12 @@ 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.. @@ -432,7 +464,7 @@ 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); @@ -451,8 +483,8 @@ 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) { @@ -462,45 +494,46 @@ int Load(const char *ExePath) { type = PSXGetFileType(tmpFile); switch (type) { case PSX_EXE: - fread(&tmpHead,sizeof(EXE_HEADER),1,tmpFile); + if (fread(&tmpHead, 1, sizeof(EXE_HEADER), 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); - if (psxRegs.GPR.n.sp == 0) - psxRegs.GPR.n.sp = 0x801fff00; + SetBootRegs(SWAP32(tmpHead.pc0), SWAP32(tmpHead.gp0), + SWAP32(tmpHead.s_addr)); retval = 0; break; 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, 1, sizeof(opcode), 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, 1, sizeof(section_address), tmpFile) != sizeof(section_address)) + goto fail_io; + if (fread(§ion_size, 1, sizeof(section_size), 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, 1, sizeof(psxRegs.pc), tmpFile) != sizeof(psxRegs.pc)) + goto fail_io; psxRegs.pc = SWAPu32(psxRegs.pc); break; case 0: /* End of file */ @@ -529,7 +562,16 @@ int Load(const char *ExePath) { CdromLabel[0] = '\0'; } + if (tmpFile) + fclose(tmpFile); return retval; + +fail_io: +#ifndef NDEBUG + SysPrintf(_("File IO error in <%s:%s>.\n"), __FILE__, __func__); +#endif + fclose(tmpFile); + return -1; } // STATES @@ -563,7 +605,7 @@ 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. @@ -572,6 +614,7 @@ static const u32 SaveVersion = 0x8b410006; int SaveState(const char *file) { void *f; GPUFreeze_t *gpufP; + SPUFreezeHdr_t *spufH; SPUFreeze_t *spufP; int Size; unsigned char *pMem; @@ -579,7 +622,7 @@ int SaveState(const char *file) { f = SaveFuncs.open(file, "wb"); if (f == NULL) return -1; - new_dyna_before_save(); + psxCpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL); SaveFuncs.write(f, (void *)PcsxHeader, 32); SaveFuncs.write(f, (void *)&SaveVersion, sizeof(u32)); @@ -608,10 +651,10 @@ int SaveState(const char *file) { free(gpufP); // spu - spufP = (SPUFreeze_t *) malloc(16); - SPU_freeze(2, spufP, psxRegs.cycle); - Size = spufP->Size; SaveFuncs.write(f, &Size, 4); - free(spufP); + spufH = malloc(sizeof(*spufH)); + SPU_freeze(2, (SPUFreeze_t *)spufH, psxRegs.cycle); + Size = spufH->Size; SaveFuncs.write(f, &Size, 4); + free(spufH); spufP = (SPUFreeze_t *) malloc(Size); SPU_freeze(1, spufP, psxRegs.cycle); SaveFuncs.write(f, spufP, Size); @@ -626,8 +669,6 @@ int SaveState(const char *file) { SaveFuncs.close(f); - new_dyna_after_save(); - return 0; } @@ -656,15 +697,15 @@ int LoadState(const char *file) { if (Config.HLE) psxBiosInit(); - 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, &psxRegs, offsetof(psxRegisters, gteBusyCycle)); psxRegs.gteBusyCycle = psxRegs.cycle; + psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL); + if (Config.HLE) psxBiosFreeze(0); @@ -722,10 +763,13 @@ int SendPcsxInfo() { if (NET_recvData == NULL || NET_sendData == NULL) return 0; + boolean Sio_old = 0; + boolean SpuIrq_old = 0; + boolean RCntFix_old = 0; NET_sendData(&Config.Xa, sizeof(Config.Xa), PSE_NET_BLOCKING); - NET_sendData(&Config.Sio, sizeof(Config.Sio), PSE_NET_BLOCKING); - NET_sendData(&Config.SpuIrq, sizeof(Config.SpuIrq), PSE_NET_BLOCKING); - NET_sendData(&Config.RCntFix, sizeof(Config.RCntFix), PSE_NET_BLOCKING); + NET_sendData(&Sio_old, sizeof(Sio_old), PSE_NET_BLOCKING); + NET_sendData(&SpuIrq_old, sizeof(SpuIrq_old), PSE_NET_BLOCKING); + NET_sendData(&RCntFix_old, sizeof(RCntFix_old), PSE_NET_BLOCKING); NET_sendData(&Config.PsxType, sizeof(Config.PsxType), PSE_NET_BLOCKING); NET_sendData(&Config.Cpu, sizeof(Config.Cpu), PSE_NET_BLOCKING); @@ -738,10 +782,13 @@ int RecvPcsxInfo() { if (NET_recvData == NULL || NET_sendData == NULL) return 0; + boolean Sio_old = 0; + boolean SpuIrq_old = 0; + boolean RCntFix_old = 0; NET_recvData(&Config.Xa, sizeof(Config.Xa), PSE_NET_BLOCKING); - NET_recvData(&Config.Sio, sizeof(Config.Sio), PSE_NET_BLOCKING); - NET_recvData(&Config.SpuIrq, sizeof(Config.SpuIrq), PSE_NET_BLOCKING); - NET_recvData(&Config.RCntFix, sizeof(Config.RCntFix), PSE_NET_BLOCKING); + NET_recvData(&Sio_old, sizeof(Sio_old), PSE_NET_BLOCKING); + NET_recvData(&SpuIrq_old, sizeof(SpuIrq_old), PSE_NET_BLOCKING); + NET_recvData(&RCntFix_old, sizeof(RCntFix_old), PSE_NET_BLOCKING); NET_recvData(&Config.PsxType, sizeof(Config.PsxType), PSE_NET_BLOCKING); SysUpdate(); @@ -760,6 +807,7 @@ int RecvPcsxInfo() { SysClose(); return -1; } psxCpu->Reset(); + psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL); } return 0;