Flash Filesystem: Difference between revisions

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added all known NAND flash sizes
 
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The Nintendo 3DS has a 1GB NAND Flash chip. Due to the NCSD header, the actual used size of the Old3DS NAND is 0x3AF00000-bytes(943MiB). On New3DS, the actual NAND size and the total size used by the partitions, is 0x4D800000-bytes(1240MiB).
The Nintendo 3DS has several differently sized NAND flash chips. Due to the NCSD header, the actual used size of the Old3DS NAND is 0x3AF00000-bytes(943MiB). On New3DS, the actual NAND size and the total size used by the partitions, is 0x4D800000-bytes(1240MiB).
 
===Physical Size===
{| class="wikitable" border="1"
! Device
! Manufacturer
! Size
|-
| 2DS
| Toshiba
| 0x3AF00000
|-
| 2DS
| Toshiba
| 0x76000000
|-
| 2DS
| Samsung
| 0x3BA00000
|-
| 2DS
| Samsung
| 0x4D800000
|-
| Old3DS
| Toshiba
| 0x3AF00000
|-
| Old3DS
| Samsung
| 0x3BA00000
|-
| New3DS
| Toshiba
| 0x76000000
|-
| New3DS
| Samsung
| 0x4D800000
|-
| New3DS
| Samsung
| 0x74800000
|}


===Format===
===Format===
Line 32: Line 75:
!  Description
!  Description
|-
|-
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|   
|   
|  0x0
|  0x0
Line 43: Line 86:
|  [[NCSD]] header, this contains the offsets/sizes of the below CTR-NAND partitions. This block also contains the TWL-NAND MBR partition table.
|  [[NCSD]] header, this contains the offsets/sizes of the below CTR-NAND partitions. This block also contains the TWL-NAND MBR partition table.
|-
|-
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|   
|   
|  0x00000000
|  0x00000000
Line 54: Line 97:
|  TWL NAND region
|  TWL NAND region
|-
|-
|  style="background: red" | No
|  style="background: #ffccbb" | No
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  
|  
| 0x00012C00
| 0x00012C00
Line 65: Line 108:
| Console-unique encrypted New3DS key-storage, see below.
| Console-unique encrypted New3DS key-storage, see below.
|-
|-
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  twln
|  twln
|  0x00012E00
|  0x00012E00
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|  TWL-NAND FAT16 File System. (DSi)
|  TWL-NAND FAT16 File System. (DSi)
|-
|-
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  twlp
|  twlp
|  0x09011A00
|  0x09011A00
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|  TWL-NAND PHOTO FAT12 File System. (DSi)
|  TWL-NAND PHOTO FAT12 File System. (DSi)
|-
|-
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|   
|   
|  0x0B100000
|  0x0B100000
Line 98: Line 141:
|  By default this partition is empty(only contains 0x00/0xFF bytes since it was never written to), when AGB_FIRM was never launched. This contains the AGB_FIRM GBA savegame.
|  By default this partition is empty(only contains 0x00/0xFF bytes since it was never written to), when AGB_FIRM was never launched. This contains the AGB_FIRM GBA savegame.
|-
|-
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  firm0
|  firm0
|  0x0B130000
|  0x0B130000
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|  [[FIRM|Firmware]] partition.
|  [[FIRM|Firmware]] partition.
|-
|-
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  firm1
|  firm1
|  0x0B530000
|  0x0B530000
Line 120: Line 163:
|  [[FIRM|Firmware]] partition.(Backup partition, same as above)
|  [[FIRM|Firmware]] partition.(Backup partition, same as above)
|-
|-
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  style="background: red" | No
|  style="background: #ffccbb" | No
|   
|   
|  0x0B930000
|  0x0B930000
Line 131: Line 174:
|  CTR-NAND partition. (3DS)
|  CTR-NAND partition. (3DS)
|-
|-
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  style="background: red" | No
|  style="background: #ffccbb" | No
|  nand
|  nand
|  0x0B95CA00
|  0x0B95CA00
Line 142: Line 185:
|  CTR-NAND FAT16 File System.
|  CTR-NAND FAT16 File System.
|-
|-
|  style="background: red" | No
|  style="background: #ffccbb" | No
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|   
|   
|  0x0B930000
|  0x0B930000
Line 153: Line 196:
|  CTR-NAND partition. (New3DS)
|  CTR-NAND partition. (New3DS)
|-
|-
|  style="background: red" | No
|  style="background: #ffccbb" | No
|  style="background: green" | Yes
|  style="background: #ccffbb" | Yes
|  nand
|  nand
|  0x0B95AE00
|  0x0B95AE00