| Line 98: |
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| | The region-specific NVer title for this NCSD presumably must exist on NAND. The NVer title version may also be used to check whether a system update is required before running the app. | | The region-specific NVer title for this NCSD presumably must exist on NAND. The NVer title version may also be used to check whether a system update is required before running the app. |
| − |
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| − | == NCSD ExHeader ==
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| − | {| class="wikitable" border="1"
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| − | |-
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| − | ! OFFSET
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| − | ! SIZE
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| − | ! DESCRIPTION
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| − | |-
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| − | | 0x1000
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| − | | 8
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| − | | Title ID of main NCCH
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| − | |-
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| − | | 0x1008
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| − | | 8
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| − | | Reserved
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| − | |-
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| − | | 0x1010
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| − | | 0x30
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| − | | Initial Data
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| − | |-
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| − | | 0x1040
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| − | | 0xC0
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| − | | Reserved
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| − | |-
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| − | | 0x1100
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| − | | 4
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| − | | Magic ID, always 'NCCH'
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| − | |-
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| − | | 0x1104
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| − | | 4
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| − | | Content size, in media units (1 media unit = 0x200 bytes)
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| − | |-
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| − | | 0x1108
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| − | | 8
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| − | | Partition ID
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| − | |-
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| − | | 0x1110
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| − | | 2
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| − | | Maker code
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| − | |-
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| − | | 0x1112
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| − | | 2
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| − | | Version
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| − | |-
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| − | | 0x1114
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| − | | 4
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| − | | Reserved
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| − | |-
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| − | | 0x1118
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| − | | 8
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| − | | Program ID
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| − | |-
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| − | | 0x1120
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| − | | 1
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| − | | Temp flag
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| − | |-
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| − | | 0x1121
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| − | | 0x2F
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| − | | Reserved
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| − | |-
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| − | | 0x1150
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| − | | 0x10
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| − | | Product code
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| − | |-
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| − | | 0x1160
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| − | | 0x20
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| − | | Extended header hash (SHA-256), over the cleartext ExHeader
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| − | |-
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| − | | 0x1180
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| − | | 4
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| − | | Extended header size
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| − | |-
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| − | | 0x1184
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| − | | 4
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| − | | Reserved
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| − | |-
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| − | | 0x1188
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| − | | 8
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| − | | Flags: byte[5]-byte[7] indicate content type ( system update, application, manual, ... ) size of media unit ( 512*2^byte[6] ) and encryption.
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| − | |-
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| − | | 0x1190
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| − | | 4
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| − | | Plain region offset, in media units
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| − | |-
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| − | | 0x1194
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| − | | 4
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| − | | Plain region size, in media units
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| − | |-
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| − | | 0x1198
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| − | | 8
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| − | | Reserved
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| − | |-
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| − | | 0x11A0
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| − | | 4
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| − | | ExeFS offset, in media units
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| − | |-
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| − | | 0x11A4
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| − | | 4
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| − | | ExeFS size, in media units
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| − | |-
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| − | | 0x11A8
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| − | | 4
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| − | | ExeFS hash region size, in media units
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| − | |-
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| − | | 0x11AC
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| − | | 4
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| − | | Reserved
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| − | |-
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| − | | 0x11B0
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| − | | 4
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| − | | RomFS offset, in media units
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| − | |-
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| − | | 0x11B4
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| − | | 4
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| − | | RomFS size, in media units
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| − | |-
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| − | | 0x11B8
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| − | | 4
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| − | | RomFS hash region size, in media units
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| − | |-
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| − | | 0x11BC
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| − | | 4
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| − | | Reserved
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| − | |-
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| − | | 0x11C0
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| − | | 0x20
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| − | | ExeFS superblock hash, over the cleartext ExeFS
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| − | |-
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| − | | 0x11E0
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| − | | 0x20
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| − | | RomFS superblock hash
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| − | |-
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| − | | 0x1200
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| − | | 0x2E00
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| − | | Reserved/Unused (Is filled with either 'F's or '0's)
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| − | |}
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| − | From the magic 'NCCH' to the end of the 'RomFS superblock hash' the data is identical to the [[NCCH#NCCH Header|NCCH Header]] of the [[NCCH#CXI|Executable NCCH]] Partition (NCCH 0).
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