u32 scanSaveTypeGBA() { if (!fROM) return 0xFF; fROM->fseek(0, SEEK_SET); int size = fROM->size(); int lastpct=1; int len = fROM->size(); for(;;) { u32 tmp; u32 readed = fROM->fread(&tmp, 4); int pos = fROM->ftell(); int currPct = pos*100/(size-1); for(int i=lastpct;i<currPct;i++) { if(i%10==0) printf(" %d%%\n",i/10*10); else printf("."); lastpct = currPct; } if (readed < 4) break; if(pos >= len) break; switch (tmp) { case EEPROM: return 1; case SRAM_: return 2; case FLASH: { u32 tmp = fROM->read32le(); return ((tmp == FLASH1M_)?3:5); } case SIIRTC_V: return 4; } } return 0xFF; }
virtual void connect() { Close(); romSize = 0; sramSize = 0; if (gameInfo.romsize == 0) { return; } if (GBACartridge_RomPath.empty()) { return; } if (!strcasecmp(GBACartridge_RomPath.c_str(), "self")) { GBACartridge_RomPath = path.path; GBACartridge_SRAMPath = Path::GetFileNameWithoutExt(GBACartridge_RomPath) + "." + GBA_SRAM_FILE_EXT; } printf("GBASlot opening ROM: %s\n", GBACartridge_RomPath.c_str()); EMUFILE_FILE *inf = new EMUFILE_FILE(GBACartridge_RomPath, "rb"); inf->EnablePositionCache(); fROM = inf; if (fROM->fail()) { printf(" - Failed\n"); Close(); return; } romSize = fROM->size(); printf(" - Success (%u bytes)\n", romSize); // Load the GBA cartridge SRAM. inf = new EMUFILE_FILE(GBACartridge_SRAMPath, "rb+"); fSRAM = inf; if(fSRAM->fail()) { delete fSRAM; fSRAM = NULL; printf("GBASlot did not load associated SRAM.\n"); } else { inf->EnablePositionCache(); sramSize = fSRAM->size(); printf("Scanning GBA rom to ID save type\n"); saveType = scanSaveTypeGBA(); printf("\nGBASlot found SRAM (%s - %u bytes) at:\n%s\n", (saveType == 0xFF)?"Unknown":saveTypes[saveType], sramSize, GBACartridge_SRAMPath.c_str()); gbaFlash.size = sramSize; if (gbaFlash.size <= (64 * 1024)) { gbaFlash.idDevice = 0x1B; gbaFlash.idManufacturer = 0x32; } else { gbaFlash.idDevice = 0x09; gbaFlash.idManufacturer = 0xC2; } gbaFlash.state = 0; } }