DVDFormat - Revision history

Cyndanera: /* Burst Cutting Area */

2026-03-13T18:47:08Z

Burst Cutting Area

← Older revision		Revision as of 14:47, 13 March 2026
Line 149:		Line 149:

	== Burst Cutting Area ==		== Burst Cutting Area ==
	// ~~UserData(unencrypted), 64B~~		/* Each radial mark entry */
	~~u8 optionalInfo[52];~~		struct_BcaMarkEntry
	~~u8 manufacturer[2];~~		{
	~~u8 recorderDevice[2]~~;		u32 psn; /* Physical sector number */
	~~u8 bcaSerial;~~		u16 bitOffset; /* Bit offset within the sector where the mark starts */
	~~u8 discDate[2]~~;		u8 type; /* Mark type (Datel style = 0xFF) */
	u8 ~~discTime[2]~~;		u8 reserved; /* Padding to make struct size 8 bytes */
	~~u8 discNumber[3];~~		};
	// ~~SecureData~~(~~unencrypted~~)~~, 12B~~
	~~u8 key[8];~~
	u8 ~~id[4]~~;
	// ~~AuthenticationData(encrypted), 48B~~
	~~PsnRegion psn[6]~~; ~~// 6 sector locations~~
	~~// 188 Total Bytes~~

	~~struct_PsnRegion~~		/* Complete BCA block */
			struct_DiscBca
	{		{
	~~u32 start~~;		/* --- Manufacturing metadata (plain) --- */
	~~u32 end~~;		u8 optInfo[52]; /* mastering options */
			u8 manufacturer[2]; /* pressing plant code */
			u8 recorderDevice[2]; /* LBR device code */
			u8 bcaSerial; /* disc batch serial */
			u8 discDate[2]; /* year / month etc. */
			u8 discTime[2]; /* hour / minute etc. */
			u8 discNumber[3]; /* disc number in batch */

			/* --- Authentication key and ID --- */
			u8 key[8]; /* 8-byte key used by hardware check */
			u8 id[4]; /* 4-byte disc identifier */

			/* --- Radial mark table --- */
			BcaMarkEntry marks[6]; /* 6 radial marks used for validation */
			/* --- Padding to fill 188 bytes --- */
			u8 reserved[64];
	};		};

Cyndanera: added NROM DVD format notes

2025-11-05T16:34:34Z

added NROM DVD format notes

@@ Line 15: / Line 15: @@
   It's also does the BCA copy protection check.
-== Data Types ==
+== Notes ==
-   u8 = unsigned char (1 byte) or string
+ ========================================
-   s8 = signed char (1 byte)
+ NROM BOOTABLE PRESSED DISC GUIDE
-   u16 = unsigned short (2 bytes)
+ GameCube / Original Wii (GC Mode)
-    s16 = signed short (2 bytes)
+ ========================================
-    u32 = unsigned int (4 bytes)
-    s32 = signed int (4 bytes)
+. CONTROL DATA ZONE (CDZ) - Mandatory for boot
-    u64 = unsigned long long (8 bytes)
+ ------------------------------------------------
-    s64 = signed long long (8 bytes)
+ Sector size: 2048 bytes
 == Data Frame ==

Cyndanera: updated disc page

2025-01-07T20:16:35Z

updated disc page

← Older revision		Revision as of 16:16, 7 January 2025
Line 1:		Line 1:
	GameCube Disc Format aka NROM(Read-only) or NR-Disc(~~Rewritable~~)		GameCube Disc Format aka NROM(Read-only) or NR-Disc(Recordable)

	Please Note this is a work in progress doc.		Please Note this is a work in progress doc.

	DVD Sector Scrambling(XOR) is done using Disk ID(~~gameID+makerID~~) and a Random ~~Key(2 byte number)~~ by the ~~Disc Drive~~ Firmware, it is stored on a 128KB ROM		DVD Sector Scrambling(XOR) is done using Disk ID(8 bytes) and a Random Number by the Disk Controller Firmware, it is stored on a 128KB on-chip ROM
			System Controller firmware uses a ROM 128KB chip.

	Panasonic MN103S (32bit) is the Disk Controller(ECC, ~~Servo~~ Control, ~~Descramble~~, XADPCM Decoding)		Panasonic MN103S (32bit), 54MHz is the Disk Controller(ECC, EFM\EFM+, Drive IC Control, Descrambler, XADPCM Decoding)
	Panasonic MN102H (16bit) is the System Controller(Manager, ~~Checks~~ Copy protection, Handles Commands~~, Checks Disc Type, Etc.~~)		Panasonic MN102H (16bit), 33Mhz is the System Controller(System Manager, Copy protection, Handles Commands)

	The development tools used to develop for these Panasonic microcontrollers is called Debug Factory 3, it comes with a toolchain that has compiler, linker, assembler.		The development tools used to develop for these Panasonic microcontrollers is called Debug Factory 3, it comes with a toolchain that has compiler, linker, assembler.
Line 32:		Line 33:
	// 2064B		// 2064B

	== Random ~~Keys~~ ==		== Random Number Table ==
	0: 3		0: 3
	1: 48		1: 48
Line 50:		Line 51:
	15: 15		15: 15

	== ~~DiscId~~ ==		== DiskId ==
	char gamecode[4];		char gamecode[4];
	char makercode[2];		char makercode[2];
Line 156:		Line 157:
	u32 fstSize;		u32 fstSize;
	u32 maxFstSize;		u32 maxFstSize;
	u32 fstAddress;		u32 fstAddress; // debug fstOffset
	u32 userPos;		u32 userPos; // disc data offset
	u32 userLength;		u32 userLength; // disc data size
	u32 unused_5;		u32 unused_5;

	BootHeaderInfo		BootHeaderInfo
	u32 debugMonSize;		u32 debugMonSize; // debug monitor size
	u32 simMemSize;		u32 simMemSize; // simulator memory size
	u32 argOffset;		u32 argOffset;
	u32 debugFlag;		u32 debugFlag;
Line 177:		Line 178:

	AppLoader		AppLoader
	char date[16];		char date[16]; // date string
	u32 entryAddress;		u32 entryAddress;
	u32 size;		u32 size;

Cyndanera: updating dvd doc

2024-10-28T02:18:01Z

updating dvd doc

← Older revision		Revision as of 22:18, 27 October 2024
Line 130:		Line 130:

	BootHeader		BootHeader
	u8 ~~Gamecode~~[4];		u8 game_code[4];
	u8 ~~MakerCode~~[2];		u8 company_code[2];
	u8 ~~DiskNumber~~;		u8 diskNumber;
	u8 ~~GameVersion~~;		u8 gameVersion;
	u8 ~~AudioStreaming~~;		u8 audioStreaming;
	u8 ~~StreamBufSize~~;		u8 streamBufSize;
	u8 unused_1[18];		u8 unused_1[18];
	u32 magic; // 3258163005		u32 magic; // 3258163005
	char ~~GameName~~[64];		char gameName[64];
	u8 unused_2[416];		u8 unused_2[416];
	u32 ~~NKitMagicWord~~;		u32 nkitMagicWord;
	u32 ~~NKitVersion~~;		u32 nkitVersion;
	u32 ~~DataCRC~~;		u32 dataCRC;
	u32 ~~HeaderCRC~~;		u32 headerCRC;
	u32 ~~DataSize~~;		u32 dataSize;
	u32 ~~JunkID~~;		u32 junkId;
	u8 unused_3[488];		u8 unused_3[488];
	u32 ApploaderSize;		u32 ApploaderSize;
Line 152:		Line 152:
	u32 ApploaderExit;		u32 ApploaderExit;
	u8 unused_4[16];		u8 unused_4[16];
	u32 ~~DOLOffset~~;		u32 bootOffset;
	u32 ~~FSTOffset~~;		u32 fstOffset;
	u32 ~~FSTSize~~;		u32 fstSize;
	u32 ~~MaxFSTSize~~;		u32 maxFstSize;
	u32 ~~FSTAddress~~;		u32 fstAddress;
	u32 ~~UserPos~~;		u32 userPos;
	u32 ~~UserLength~~;		u32 userLength;
	u32 unused_5;		u32 unused_5;

	BootHeaderInfo		BootHeaderInfo
	u32 ~~DebugMonSize~~;		u32 debugMonSize;
	u32 ~~SimMemSize~~;		u32 simMemSize;
	u32 ~~ArgOffset~~;		u32 argOffset;
	u32 ~~DebugFlag~~;		u32 debugFlag;
	u32 ~~DebugOffset~~;		u32 debugOffset;
	u32 ~~DebugSize~~;		u32 debugSize;
	u32 ~~RegionCode~~;		u32 country;
	u32 ~~TotalDisc~~;		u32 totalDisc;
	u32 ~~LongFileName~~;		u32 supportLongFileName;
	u32 ~~PADSpec~~;		u32 padSpec;
	u32 ~~DOLLimit~~;		u32 dolLimit;
	u8 unused_6[8148];		u8 unused_6[8148];
	// 8192 Bytes		// 8192 Bytes

Cyndanera at 00:14, 26 October 2024

2024-10-26T00:14:36Z

← Older revision		Revision as of 20:14, 25 October 2024
Line 116:		Line 116:
	DataAreaAllocation		DataAreaAllocation
	u8 reversed;		u8 reversed;
	u16 startSector; ~~// 196608~~		u16 startSector;
	u8 reversed2;		u8 reversed2;
	u16 endSector; ~~// 909487~~		u16 endSector;
	u8 reversed3[3];		u8 reversed3[3];
	// 12 Bytes		// 12 Bytes
Line 196:		Line 196:

	StringTable		StringTable
	char name~~[0]~~;		char* name;
	~~char dummy~~;		u8 pad;

Cyndanera at 06:40, 25 October 2024

2024-10-25T06:40:40Z

← Older revision		Revision as of 02:40, 25 October 2024
Line 73:		Line 73:
	u8 id[4];		u8 id[4];
	// AuthenticationData(encrypted), 48B		// AuthenticationData(encrypted), 48B
	~~u64~~ psn[6]; // 6 sector locations		PsnRegion psn[6]; // 6 sector locations
	// 188 Total Bytes		// 188 Total Bytes

			struct_PsnRegion
			{
			u32 start;
			u32 end;
			};

	== Disc Physical Format ==		== Disc Physical Format ==

Cyndanera at 06:37, 25 October 2024

2024-10-25T06:37:14Z

← Older revision		Revision as of 02:37, 25 October 2024
Line 3:		Line 3:
	Please Note this is a work in progress doc.		Please Note this is a work in progress doc.

	XOR ~~Scrambling~~ is done using Disk ID(gameID+makerID) and a Random Key(2 byte number) by the Disc Drive Firmware, it is stored on a 128KB ROM		DVD Sector Scrambling(XOR) is done using Disk ID(gameID+makerID) and a Random Key(2 byte number) by the Disc Drive Firmware, it is stored on a 128KB ROM

	Panasonic MN103S (32bit) is the Disk Controller(ECC, Servo Control, Descramble, XADPCM Decoding)		Panasonic MN103S (32bit) is the Disk Controller(ECC, Servo Control, Descramble, XADPCM Decoding)

Cyndanera at 06:31, 25 October 2024

2024-10-25T06:31:49Z

← Older revision		Revision as of 02:31, 25 October 2024
Line 14:		Line 14:
	It's also does the BCA copy protection check.		It's also does the BCA copy protection check.

	Data Types		== Data Types ==
	u8 = unsigned char (1 byte) or string		u8 = unsigned char (1 byte) or string
	s8 = signed char (1 byte)		s8 = signed char (1 byte)

Cyndanera at 06:31, 25 October 2024

2024-10-25T06:31:29Z

← Older revision		Revision as of 02:31, 25 October 2024
Line 13:		Line 13:
	MN102H looks for this string to check if the disc type is a GameCube\Wii Game Disc.		MN102H looks for this string to check if the disc type is a GameCube\Wii Game Disc.
	It's also does the BCA copy protection check.		It's also does the BCA copy protection check.

			Data Types
			u8 = unsigned char (1 byte) or string
			s8 = signed char (1 byte)
			u16 = unsigned short (2 bytes)
			s16 = signed short (2 bytes)
			u32 = unsigned int (4 bytes)
			s32 = signed int (4 bytes)
			u64 = unsigned long long (8 bytes)
			s64 = signed long long (8 bytes)

	== Data Frame ==		== Data Frame ==
Line 22:		Line 32:
	// 2064B		// 2064B

	== ~~RandomKeys~~ ==		== Random Keys ==
	0: 3		0: 3
	1: 48		1: 48

Cyndanera at 06:28, 25 October 2024

2024-10-25T06:28:04Z

← Older revision		Revision as of 02:28, 25 October 2024
Line 6:		Line 6:

	Panasonic MN103S (32bit) is the Disk Controller(ECC, Servo Control, Descramble, XADPCM Decoding)		Panasonic MN103S (32bit) is the Disk Controller(ECC, Servo Control, Descramble, XADPCM Decoding)
	Panasonic MN102H (16bit) is the System Controller(Manager, Checks Copy protection)		Panasonic MN102H (16bit) is the System Controller(Manager, Checks Copy protection, Handles Commands, Checks Disc Type, Etc.)

	The development tools used to develop for these Panasonic microcontrollers is called Debug Factory 3, it comes with a toolchain that has compiler, linker, assembler.		The development tools used to develop for these Panasonic microcontrollers is called Debug Factory 3, it comes with a toolchain that has compiler, linker, assembler.