Repository navigation
Expand file tree
/
Copy pathnds.hexpat
More file actions
73 lines (68 loc) · 5.57 KB
/
Copy pathnds.hexpat
File metadata and controls
73 lines (68 loc) · 5.57 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
#pragma author GekySan
#pragma description DS Cartridge Header
#pragma MIME application/x-nintendo-ds-rom
// History
// - 0.1 2025-03-17 GekySan: Initial release. Includes only the header structure.
//
// More information available at:
// - https://problemkaputt.de/gbatek-ds-cartridge-header.htm
enum NDSRegion : u8 {
Normal = 0x00,
China = 0x80,
Korea = 0x40
};
struct NDSHeader {
u8 gameTitle[12] [[comment("Game Title (Uppercase ASCII, padded with 00h)")]];
u8 gameCode[4] [[comment("Gamecode (Uppercase ASCII, NTR-<code>) (0=homebrew)")]];
u8 makerCode[2] [[comment("Makercode (Uppercase ASCII, eg. '01'=Nintendo) (0=homebrew)")]];
u8 unitCode [[comment("Unitcode (00h=NDS, 02h=NDS+DSi, 03h=DSi) (bit1=DSi)")]];
u8 encryptionSeedSelect [[comment("Encryption Seed Select (00..07h, usually 00h)")]];
u8 deviceCapacity [[comment("Device capacity (Chipsize = 128KB SHL nn) (eg. 7 = 16MB)")]];
u8 reserved1[7] [[comment("Reserved (zero filled)")]];
u8 reserved2 [[comment("Reserved (zero) (except used on DSi)")]];
NDSRegion region [[comment("NDS Region (00h=Normal, 80h=China, 40h=Korea) (other on DSi)")]];
u8 romVersion [[comment("ROM Version (usually 00h)")]];
u8 autoStart [[comment("Autostart (Bit2: Skip 'Press Button' after Health and Safety)")]];
u8 arm9RomOffset[4] [[comment("ARM9 rom_offset (4000h and up, align 1000h)")]];
u8 arm9EntryAddress[4] [[comment("ARM9 entry_address (2000000h..23BFE00h)")]];
u8 arm9RamAddress[4] [[comment("ARM9 ram_address (2000000h..23BFE00h)")]];
u8 arm9Size[4] [[comment("ARM9 size (max 3BFE00h)")]];
u8 arm7RomOffset[4] [[comment("ARM7 rom_offset (8000h and up)")]];
u8 arm7EntryAddress[4] [[comment("ARM7 entry_address (2000000h..23BFE00h, or 37F8000h..3807E00h)")]];
u8 arm7RamAddress[4] [[comment("ARM7 ram_address (2000000h..23BFE00h, or 37F8000h..3807E00h)")]];
u8 arm7Size[4] [[comment("ARM7 size (max 3BFE00h, or FE00h)")]];
u8 fntOffset[4] [[comment("File Name Table (FNT) offset")]];
u8 fntSize[4] [[comment("File Name Table (FNT) size")]];
u8 fatOffset[4] [[comment("File Allocation Table (FAT) offset")]];
u8 fatSize[4] [[comment("File Allocation Table (FAT) size")]];
u8 arm9OverlayOffset[4] [[comment("File ARM9 overlay_offset")]];
u8 arm9OverlaySize[4] [[comment("File ARM9 overlay_size")]];
u8 arm7OverlayOffset[4] [[comment("File ARM7 overlay_offset")]];
u8 arm7OverlaySize[4] [[comment("File ARM7 overlay_size")]];
u8 portSetting1[4] [[comment("Port 40001A4h setting for normal commands")]];
u8 portSetting2[4] [[comment("Port 40001A4h setting for KEY1 commands")]];
u8 iconTitleOffset[4] [[comment("Icon/Title offset (0=None) (8000h and up)")]];
u8 secureAreaChecksum[2] [[comment("Secure Area Checksum, CRC-16 of [020h]..00007FFFh")]];
u8 secureAreaDelay[2] [[comment("Secure Area Delay (in 131kHz units)")]];
u8 arm9AutoLoadListRamAddress[4] [[comment("ARM9 Auto Load List Hook RAM Address")]];
u8 arm7AutoLoadListRamAddress[4] [[comment("ARM7 Auto Load List Hook RAM Address")]];
u8 secureAreaDisable[8] [[comment("Secure Area Disable (by encrypted 'NmMdOnly')")]];
u8 totalUsedRomSize[4] [[comment("Total Used ROM size (remaining/unused bytes usually FFh-padded)")]];
u8 romHeaderSize[4] [[comment("ROM Header Size (4000h)")]];
u8 unknown[4] [[comment("Unknown, some rom_offset, or zero? (DSi: slightly different)")]];
u8 reserved3[8] [[comment("Reserved (zero filled; except, [88h..93h] used on DSi)")]];
u8 nandEndOfRomArea[2] [[comment("NAND end of ROM area (in 20000h-byte units)")]];
u8 nandStartOfRWArea[2] [[comment("NAND start of RW area (usually both same address)")]];
u8 reserved4[0x18] [[comment("Reserved (zero filled)")]];
u8 reserved5[0x10] [[comment("Reserved (zero filled; or 'DoNotZeroFillMem'=unlaunch fastboot)")]];
u8 nintendoLogo[0x9C] [[comment("Nintendo Logo (compressed bitmap, same as in GBA Headers)")]];
u8 nintendoLogoChecksum[2] [[comment("Nintendo Logo Checksum, CRC-16 of [0C0h-15Bh], fixed CF56h")]];
u8 headerChecksum[2] [[comment("Header Checksum, CRC-16 of [000h-15Dh]")]];
u8 debugRomOffset[4] [[comment("Debug rom_offset (0=none) (8000h and up)")]];
u8 debugSize[4] [[comment("Debug size (0=none) (max 3BFE00h)")]];
u8 debugRamAddress[4] [[comment("Debug ram_address (0=none) (2400000h..27BFE00h)")]];
u8 reserved6[4] [[comment("Reserved (zero filled) (transferred, and stored, but not used)")]];
u8 reserved7[0x90] [[comment("Reserved (zero filled) (transferred, but not stored in RAM)")]];
u8 reserved8[0xE00] [[comment("Reserved (zero filled) (usually not transferred)")]];
};
NDSHeader NDSHeader @ 0x0000;