EMMC
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PS Vita eMMC can be accessed using SceSdif module.
eMMC Controller
Running on ARM Cortex.
memory mapping for Samsung's eMMC
| Address start | Address end | Description |
|---|---|---|
| 0x00000000 | 0x0000FFFF | fw |
| 0x00010000 | 0x0001FFFF | all zero |
| 0x00020000 | 0x0003FFFF | fw |
| 0x00040000 | 0x0004FFFF | unk. looks random data. maybe fw data segment. |
| 0x00050000 | 0x0005FFFF | stack/something |
| 0x40000000 | 0x40000FFF | some hw |
| 0x40001000 | 0x40001FFF | some hw |
| 0x40004000 | 0x40004FFF | some hw |
eMMC Size
- DEM-3000G, DEM-3000H: 0x3A3C00000 bytes (16GB: 4GB as internal storage and 12GB as emulated memory card)
- DEM-3000K, DEM-3000JEC chassis K, DEM-3000L, DEM-3000JEC chassis L, CEM-3000NE2: 0xE1400000 bytes (3604 MiB)
- DEM-3000P, DEM-3000JEC chassis P, PDEL-100x: 0xE3400000 bytes (3636 MiB)
- PCH-1xxx, PTEL-1xxx: 0xE1400000 bytes (3604 MiB) or 0xE3400000 bytes (3636 MiB)
- PSTV VTE-xxxx: 0xE3400000 bytes (3636 MiB)
- PCH-2xxx, PTEL-2xxx: 0xDE000000 bytes (3552 MiB)
Maximum storage capacity supported by PS Vita is 2,199,023,255,040 bytes i.e. 2TiB (0x200 B * 0xFFFFFFFF sectors = 0x1FFFFFFFE00 B).
eMMC Partitions
PS Vita eMMC embeds the following partitions:
Playstation Vita 1xxx models
| Id | Type | Start LBA (byte) | Size (byte) | Name | Description |
|---|---|---|---|---|---|
| 0x1 | raw | 0x40000 | 0x80000 | idstor | IdStorage |
| 0x2 | raw | 0x800000 | 0x400000 | active/inactive slb2 (not used by kernel) | SLB2 Boot loaders |
| 0x2 | raw | 0xC00000 | 0x400000 | active/inactive slb2 (not used by kernel) | SLB2 Boot loaders |
| 0x3 | fat16 | 0x1000000 | 0x1000000 | active/inactive os0: | Main OS partition: kernel modules, core usermode modules, SceSafemode, Secure Module SELFs, and on development units SceCuiSetUpper. |
| 0x3 | fat16 | 0x2000000 | 0x1000000 | active/inactive os0: | Main OS partition: kernel modules, core usermode modules, SceSafemode, Secure Module SELFs, and on development units SceCuiSetUpper. |
| 0xC | fat16 | 0x3000000 | 0x6000000 | sa0: | Dictionary and font data |
| 0x6 | fat16 | 0x9000000 | 0x2000000 | tm0: | Activation data i.e PSM, NPDRM, MARLIN, QA |
| 0x4 | fat16 | 0xB000000 | 0x10000000 | vs0: | Shell vsh, System app/libraries. |
| 0x5 | fat16 | 0x1B000000 | 0x2000000 | vd0: | Registry and error history |
| 0xB | fat16 | 0x1D000000 | 0x10000000 | ud0: | Updater and update packages are copied here. |
| 0xE | exfat | 0x2D000000 | 0x13000000 | pd0: | Welcome Park and welcome video |
| 0x7 | exfat | 0x40000000 | 0xA1400000 or 0xA3400000 | ur0 | User resources, LiveArea cache, database, & other stuff |
Playstation Vita 2xxx models
| Id | Type | Start LBA (byte) | Size (byte) | Name | Description |
|---|---|---|---|---|---|
| 0x1 | raw | 0x40000 | 0x80000 | idstor | IdStorage |
| 0x2 | raw | 0x800000 | 0x400000 | active/inactive slb2 (not used by kernel) | SLB2 Boot loaders |
| 0x2 | raw | 0xC00000 | 0x400000 | active/inactive slb2 (not used by kernel) | SLB2 Boot loaders |
| 0x3 | fat16 | 0x1000000 | 0x1000000 | active/inactive os0: | Main OS partition: kernel modules, core usermode modules, SceSafemode, Secure Module SELFs, and on development units SceCuiSetUpper. |
| 0x3 | fat16 | 0x2000000 | 0x1000000 | active/inactive os0: | Main OS partition: kernel modules, core usermode modules, SceSafemode, Secure Module SELFs, and on development units SceCuiSetUpper. |
| 0xC | fat16 | 0x3000000 | 0x6000000 | sa0: | Dictionary and font data |
| 0x6 | fat16 | 0x9000000 | 0x2000000 | tm0: | Activation data i.e PSM, NPDRM, MARLIN, QA |
| 0x4 | fat16 | 0xB000000 | 0x10000000 | vs0: | Shell vsh, System app/libraries. |
| 0x5 | fat16 | 0x1B000000 | 0x2000000 | vd0: | Registry and error history |
| 0xB | fat16 | 0x1D000000 | 0x10000000 | ud0: | Updater and update packages are copied here. |
| 0xE | exfat | 0x2D000000 | 0x13000000 | pd0: | Welcome Park and welcome video |
| 0x7 | exfat | 0x40000000 | 0x60000000 | ur0: | User resources, LiveArea cache, database, & other stuff |
| 0x8 | exfat | 0xA0000000 | 0x3E000000 | ux0: | Internal "memory card" |
Playstation TV models
| Id | Type | Start LBA (byte) | Size (byte) | Name | Description |
|---|---|---|---|---|---|
| 0x1 | raw | 0x40000 | 0x80000 | idstor | IdStorage |
| 0x2 | raw | 0x800000 | 0x400000 | active/inactive slb2 (not used by kernel) | SLB2 Boot loaders |
| 0x2 | raw | 0xC00000 | 0x400000 | active/inactive slb2 (not used by kernel) | SLB2 Boot loaders |
| 0x3 | fat16 | 0x1000000 | 0x1000000 | active/inactive os0: | Main OS partition: kernel modules, core usermode modules, SceSafemode, Secure Module SELFs, and on development units SceCuiSetUpper. |
| 0x3 | fat16 | 0x2000000 | 0x1000000 | active/inactive os0: | Main OS partition: kernel modules, core usermode modules, SceSafemode, Secure Module SELFs, and on development units SceCuiSetUpper. |
| 0xC | fat16 | 0x3000000 | 0x6000000 | sa0: | Dictionary and font data |
| 0x6 | fat16 | 0x9000000 | 0x2000000 | tm0: | Activation data i.e PSM, NPDRM, MARLIN, QA |
| 0x4 | fat16 | 0xB000000 | 0x10000000 | vs0: | Shell vsh, System app/libraries. |
| 0x5 | fat16 | 0x1B000000 | 0x2000000 | vd0: | Registry and error history |
| 0xB | fat16 | 0x1D000000 | 0x10000000 | ud0: | Updater and update packages are copied here. |
| 0xE | exfat | 0x2D000000 | 0x13000000 | pd0: | Welcome Park and welcome video |
| 0x7 | exfat | 0x40000000 | 0x60000000 | ur0: | User resources, LiveArea cache, database, & other stuff |
| 0x8 | exfat | 0xA0000000 | 0x43400000 | ux0: | Internal "memory card" |