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https://github.com/WerWolv/ImHex-Patterns.git
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0844e07056
* add support for cartridge size type $54 Added support for cartridge size type $54, corresponding to 1.5 MiB (96 banks). * add missing license * Add GBA Cartridge Header * Update README.md Added GBA information to README.md and corrected a typo. * Add DS Cartridge Header * Update ReadMe.md * Update pyc.hexpat Included additional versions
74 lines
5.6 KiB
Rust
74 lines
5.6 KiB
Rust
#pragma author GekySan
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#pragma description DS Cartridge Header
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#pragma MIME application/x-nintendo-ds-rom
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// History
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// - 0.1 2025-03-17 GekySan: Initial release. Includes only the header structure.
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//
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// More information available at:
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// - https://problemkaputt.de/gbatek-ds-cartridge-header.htm
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enum NDSRegion : u8 {
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Normal = 0x00,
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China = 0x80,
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Korea = 0x40
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};
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struct NDSHeader {
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u8 gameTitle[12] [[comment("Game Title (Uppercase ASCII, padded with 00h)")]];
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u8 gameCode[4] [[comment("Gamecode (Uppercase ASCII, NTR-<code>) (0=homebrew)")]];
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u8 makerCode[2] [[comment("Makercode (Uppercase ASCII, eg. '01'=Nintendo) (0=homebrew)")]];
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u8 unitCode [[comment("Unitcode (00h=NDS, 02h=NDS+DSi, 03h=DSi) (bit1=DSi)")]];
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u8 encryptionSeedSelect [[comment("Encryption Seed Select (00..07h, usually 00h)")]];
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u8 deviceCapacity [[comment("Device capacity (Chipsize = 128KB SHL nn) (eg. 7 = 16MB)")]];
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u8 reserved1[7] [[comment("Reserved (zero filled)")]];
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u8 reserved2 [[comment("Reserved (zero) (except used on DSi)")]];
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NDSRegion region [[comment("NDS Region (00h=Normal, 80h=China, 40h=Korea) (other on DSi)")]];
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u8 romVersion [[comment("ROM Version (usually 00h)")]];
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u8 autoStart [[comment("Autostart (Bit2: Skip 'Press Button' after Health and Safety)")]];
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u8 arm9RomOffset[4] [[comment("ARM9 rom_offset (4000h and up, align 1000h)")]];
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u8 arm9EntryAddress[4] [[comment("ARM9 entry_address (2000000h..23BFE00h)")]];
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u8 arm9RamAddress[4] [[comment("ARM9 ram_address (2000000h..23BFE00h)")]];
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u8 arm9Size[4] [[comment("ARM9 size (max 3BFE00h)")]];
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u8 arm7RomOffset[4] [[comment("ARM7 rom_offset (8000h and up)")]];
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u8 arm7EntryAddress[4] [[comment("ARM7 entry_address (2000000h..23BFE00h, or 37F8000h..3807E00h)")]];
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u8 arm7RamAddress[4] [[comment("ARM7 ram_address (2000000h..23BFE00h, or 37F8000h..3807E00h)")]];
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u8 arm7Size[4] [[comment("ARM7 size (max 3BFE00h, or FE00h)")]];
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u8 fntOffset[4] [[comment("File Name Table (FNT) offset")]];
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u8 fntSize[4] [[comment("File Name Table (FNT) size")]];
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u8 fatOffset[4] [[comment("File Allocation Table (FAT) offset")]];
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u8 fatSize[4] [[comment("File Allocation Table (FAT) size")]];
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u8 arm9OverlayOffset[4] [[comment("File ARM9 overlay_offset")]];
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u8 arm9OverlaySize[4] [[comment("File ARM9 overlay_size")]];
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u8 arm7OverlayOffset[4] [[comment("File ARM7 overlay_offset")]];
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u8 arm7OverlaySize[4] [[comment("File ARM7 overlay_size")]];
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u8 portSetting1[4] [[comment("Port 40001A4h setting for normal commands")]];
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u8 portSetting2[4] [[comment("Port 40001A4h setting for KEY1 commands")]];
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u8 iconTitleOffset[4] [[comment("Icon/Title offset (0=None) (8000h and up)")]];
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u8 secureAreaChecksum[2] [[comment("Secure Area Checksum, CRC-16 of [020h]..00007FFFh")]];
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u8 secureAreaDelay[2] [[comment("Secure Area Delay (in 131kHz units)")]];
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u8 arm9AutoLoadListRamAddress[4] [[comment("ARM9 Auto Load List Hook RAM Address")]];
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u8 arm7AutoLoadListRamAddress[4] [[comment("ARM7 Auto Load List Hook RAM Address")]];
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u8 secureAreaDisable[8] [[comment("Secure Area Disable (by encrypted 'NmMdOnly')")]];
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u8 totalUsedRomSize[4] [[comment("Total Used ROM size (remaining/unused bytes usually FFh-padded)")]];
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u8 romHeaderSize[4] [[comment("ROM Header Size (4000h)")]];
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u8 unknown[4] [[comment("Unknown, some rom_offset, or zero? (DSi: slightly different)")]];
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u8 reserved3[8] [[comment("Reserved (zero filled; except, [88h..93h] used on DSi)")]];
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u8 nandEndOfRomArea[2] [[comment("NAND end of ROM area (in 20000h-byte units)")]];
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u8 nandStartOfRWArea[2] [[comment("NAND start of RW area (usually both same address)")]];
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u8 reserved4[0x18] [[comment("Reserved (zero filled)")]];
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u8 reserved5[0x10] [[comment("Reserved (zero filled; or 'DoNotZeroFillMem'=unlaunch fastboot)")]];
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u8 nintendoLogo[0x9C] [[comment("Nintendo Logo (compressed bitmap, same as in GBA Headers)")]];
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u8 nintendoLogoChecksum[2] [[comment("Nintendo Logo Checksum, CRC-16 of [0C0h-15Bh], fixed CF56h")]];
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u8 headerChecksum[2] [[comment("Header Checksum, CRC-16 of [000h-15Dh]")]];
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u8 debugRomOffset[4] [[comment("Debug rom_offset (0=none) (8000h and up)")]];
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u8 debugSize[4] [[comment("Debug size (0=none) (max 3BFE00h)")]];
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u8 debugRamAddress[4] [[comment("Debug ram_address (0=none) (2400000h..27BFE00h)")]];
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u8 reserved6[4] [[comment("Reserved (zero filled) (transferred, and stored, but not used)")]];
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u8 reserved7[0x90] [[comment("Reserved (zero filled) (transferred, but not stored in RAM)")]];
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u8 reserved8[0xE00] [[comment("Reserved (zero filled) (usually not transferred)")]];
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};
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NDSHeader NDSHeader @ 0x0000;
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