Request
| Index Word
|
Description
|
| 0
|
Header code [0x080C00C2]
|
| 1
|
Archive idcode
|
| 2
|
LowPath.Type
|
| 3
|
LowPath.Size
|
| 4
|
(LowPath.Size<<14) | 2
|
| 5
|
LowPath.Data pointer
|
Response
| Index Word
|
Description
|
| 0
|
Header code
|
| 1
|
Resultcode
|
| 2
|
Archive handle lower word
|
| 3
|
Archive handle upper word
|
Archive idcodes
| Idcode
|
Description
|
Accessible via FS
|
Accessible via FSPXI
|
| 0x00000003
|
Application RomFS
|
Yes
|
No
|
| 0x00000004
|
SaveData
|
Yes
|
No
|
| 0x00000006
|
ExtSaveData
|
Yes
|
No
|
| 0x00000007
|
Shared ExtSaveData
|
Yes
|
No
|
| 0x00000008
|
SystemSaveData
|
Yes
|
No
|
| 0x00000009
|
SDMC
|
Yes
|
Yes
|
| 0x0000000A
|
SDMC Write-Only
|
Yes
|
No
|
| 0x12345678
|
ExtSaveData for BOSS
|
Yes
|
No
|
| 0x12345679
|
?
|
Yes
|
Yes
|
| 0x1234567B
|
ExtSaveData, and ExtSaveData for BOSS
|
No
|
Yes
|
| 0x1234567C
|
SystemSaveData
|
No
|
Yes
|
| 0x1234567D
|
NAND RW
|
Yes
|
Yes
|
| 0x1234567E
|
NAND RO
|
Yes
|
Yes
|
| 0x1234567F
|
?
|
No
|
Yes
|
| 0x2345678A
|
User/GameCard SaveData (for check), and other uses (FS can only mount the latter)
|
Yes
|
Yes
|
| 0x2345678B
|
?
|
No
|
Yes
|
| 0x2345678C
|
?
|
No
|
Yes
|
| 0x2345678D
|
?
|
No
|
Yes
|
| 0x2345678E
|
SaveData, ExeFS, and RomFS (For FS, only ExeFS)
|
Yes
|
Yes
|
| 0x567890AB
|
NAND CTR FS
|
No
|
Yes
|
| 0x567890AC
|
TWL PHOTO
|
Yes
|
Yes
|
| 0x567890AD
|
?
|
No
|
Yes
|
| 0x567890AE
|
NAND TWL FS
|
Yes
|
Yes
|
| 0x567890AF
|
?
|
Yes
|
Yes
|
| 0x567890B0
|
?
|
No
|
Yes
|
| 0x567890B1
|
Gamecard SaveData (for check)
|
Yes
|
No
|
| 0x567890B2
|
UserSaveData (for check)
|
Yes
|
No
|
Archives 0x1234567F, 0x567890AE, 0x567890AF, and 0x12345679 require the corresponding application exheader access control mount flag to be set. The access rights checked by FS module for archive mounting with fs:USER, are stored in the process' exheader accessinfo.
Archive LowPath.Data format
Each archive has a separate LowPath format, some archives' LowPath are unused which are not listed here.
| Archive
|
LowPath.Data format
|
| (Shared)ExtSaveData(BOSS)
|
+0 u8 mediatype, +4 u64 ExtdataID
|
| SystemSaveData
|
+0 u8 mediatype, +4 u32 savedataid
|
| UserSaveDataForCheck
|
+0 u8 mediatype, +4 u64 savedataid
|
SystemSaveData mediatype must always be NAND. UserSaveDataForCheck mediatype must not be NAND.
Mediatypes
| Type
|
Description
|
| 0
|
NAND
|
| 1
|
SD
|
| 2
|
Gamecard
|