mirror of https://github.com/bsnes-emu/bsnes.git
162 lines
3.7 KiB
C++
162 lines
3.7 KiB
C++
struct FamicomCartridge {
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FamicomCartridge(const uint8_t* data, uint size);
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string markup;
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//private:
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uint mapper;
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uint mirror;
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uint prgrom;
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uint prgram;
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uint chrrom;
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uint chrram;
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};
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FamicomCartridge::FamicomCartridge(const uint8_t* data, uint size) {
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if(size < 16) return;
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if(data[0] != 'N') return;
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if(data[1] != 'E') return;
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if(data[2] != 'S') return;
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if(data[3] != 26) return;
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mapper = ((data[7] >> 4) << 4) | (data[6] >> 4);
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mirror = ((data[6] & 0x08) >> 2) | (data[6] & 0x01);
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prgrom = data[4] * 0x4000;
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chrrom = data[5] * 0x2000;
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prgram = 0u;
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chrram = chrrom == 0u ? 8192u : 0u;
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markup.append("board ");
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switch(mapper) {
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default:
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markup.append("id:NES-NROM-256\n");
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markup.append(" mirror mode=", mirror == 0 ? "horizontal" : "vertical", "\n");
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break;
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case 1:
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markup.append("id:NES-SXROM\n");
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markup.append(" chip type=MMC1B2\n");
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prgram = 8192;
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break;
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case 2:
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markup.append("id:NES-UOROM\n");
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markup.append(" mirror mode=", mirror == 0 ? "horizontal" : "vertical", "\n");
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break;
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case 3:
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markup.append("id:NES-CNROM\n");
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markup.append(" mirror mode=", mirror == 0 ? "horizontal" : "vertical", "\n");
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break;
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case 4:
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//MMC3
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markup.append("id:NES-TLROM\n");
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markup.append(" chip type=MMC3B\n");
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prgram = 8192;
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//MMC6
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//markup.append("id:NES-HKROM\n");
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//markup.append(" chip type=MMC6n");
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//prgram = 1024;
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break;
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case 5:
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markup.append("id:NES-ELROM\n");
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markup.append(" chip type=MMC5\n");
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prgram = 65536;
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break;
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case 7:
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markup.append("id:NES-AOROM\n");
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break;
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case 9:
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markup.append("id:NES-PNROM\n");
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markup.append(" chip type=MMC2\n");
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prgram = 8192;
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break;
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case 10:
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markup.append("id:NES-FKROM\n");
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markup.append(" chip type=MMC4\n");
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prgram = 8192;
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break;
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case 16:
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markup.append("id:BANDAI-FCG\n");
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markup.append(" chip type=LZ93D50\n");
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break;
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case 21:
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case 23:
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case 25:
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//VRC4
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markup.append("id:KONAMI-VRC-4\n");
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markup.append(" chip type=VRC4\n");
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markup.append(" pinout a0=1 a1=0\n");
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prgram = 8192;
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break;
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case 22:
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//VRC2
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markup.append("id:KONAMI-VRC-2\n");
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markup.append(" chip type=VRC2\n");
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markup.append(" pinout a0=0 a1=1\n");
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break;
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case 24:
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markup.append("id:KONAMI-VRC-6\n");
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markup.append(" chip type=VRC6\n");
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break;
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case 26:
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markup.append("id:KONAMI-VRC-6\n");
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markup.append(" chip type=VRC6\n");
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prgram = 8192;
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break;
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case 34:
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markup.append("id:NES-BNROM\n");
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markup.append(" mirror mode=", mirror == 0 ? "horizontal" : "vertical", "\n");
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break;
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case 66:
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markup.append("id:NES-GNROM\n");
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markup.append(" mirror mode=", mirror == 0 ? "horizontal" : "vertical", "\n");
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break;
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case 69:
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markup.append("id:SUNSOFT-5B\n");
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markup.append(" chip type=5B\n");
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prgram = 8192;
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break;
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case 73:
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markup.append("id:KONAMI-VRC-3\n");
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markup.append(" chip type=VRC3\n");
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markup.append(" mirror mode=", mirror == 0 ? "horizontal" : "vertical", "\n");
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prgram = 8192;
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break;
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case 75:
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markup.append("id:KONAMI-VRC-1\n");
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markup.append(" chip type=VRC1\n");
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break;
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case 85:
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markup.append("id:KONAMI-VRC-7\n");
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markup.append(" chip type=VRC7\n");
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prgram = 8192;
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break;
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}
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markup.append(" prg\n");
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if(prgrom) markup.append(" rom name=program.rom size=0x", hex(prgrom), "\n");
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if(prgram) markup.append(" ram name=save.ram size=0x", hex(prgram), "\n");
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markup.append(" chr\n");
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if(chrrom) markup.append(" rom name=character.rom size=0x", hex(chrrom), "\n");
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if(chrram) markup.append(" ram size=0x", hex(chrram), "\n");
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}
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