odczytałem factory i factory2
root@OpenWrt:~# ubinfo -a
UBI version: 1
Count of UBI devices: 1
UBI control device major/minor: 10:127
Present UBI devices: ubi0
ubi0
Volumes count: 8
Logical eraseblock size: 126976 bytes, 124.0 KiB
Total amount of logical eraseblocks: 2016 (255983616 bytes, 244.1 MiB)
Amount of available logical eraseblocks: 0 (0 bytes)
Maximum count of volumes 128
Count of bad physical eraseblocks: 0
Count of reserved physical eraseblocks: 40
Current maximum erase counter value: 50
Minimum input/output unit size: 2048 bytes
Character device major/minor: 250:0
Present volumes: 0, 1, 2, 3, 4, 5, 6, 7
Volume ID: 0 (on ubi0)
Type: dynamic
Alignment: 1
Size: 1 LEBs (126976 bytes, 124.0 KiB)
State: OK
Name: nvram
Character device major/minor: 250:1
-----------------------------------
Volume ID: 1 (on ubi0)
Type: dynamic
Alignment: 1
Size: 8 LEBs (1015808 bytes, 992.0 KiB)
State: OK
Name: Factory
Character device major/minor: 250:2
-----------------------------------
Volume ID: 2 (on ubi0)
Type: dynamic
Alignment: 1
Size: 8 LEBs (1015808 bytes, 992.0 KiB)
State: OK
Name: Factory2
Character device major/minor: 250:3
-----------------------------------
Volume ID: 3 (on ubi0)
Type: dynamic
Alignment: 1
Size: 33 LEBs (4190208 bytes, 3.9 MiB)
State: OK
Name: linux
Character device major/minor: 250:4
-----------------------------------
Volume ID: 4 (on ubi0)
Type: dynamic
Alignment: 1
Size: 578 LEBs (73392128 bytes, 69.9 MiB)
State: OK
Name: linux2
Character device major/minor: 250:5
-----------------------------------
Volume ID: 5 (on ubi0)
Type: dynamic
Alignment: 1
Size: 2 LEBs (253952 bytes, 248.0 KiB)
State: OK
Name: jffs2
Character device major/minor: 250:6
-----------------------------------
Volume ID: 6 (on ubi0)
Type: dynamic
Alignment: 1
Size: 224 LEBs (28442624 bytes, 27.1 MiB)
State: OK
Name: rootfs
Character device major/minor: 250:7
-----------------------------------
Volume ID: 7 (on ubi0)
Type: dynamic
Alignment: 1
Size: 1116 LEBs (141705216 bytes, 135.1 MiB)
State: OK
Name: rootfs_data
Character device major/minor: 250:8
root@OpenWrt:~# hexdump -C /dev/ubi0_1
00000000 ff ff ff ff 00 aa bb cc dd e0 ff ff ff ff ff ff |................|
00000010 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
000b0180 31 32 33 34 35 36 37 30 44 42 32 30 30 35 ff ff |12345670DB2005..|
000b0190 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
000f7800 46 54 52 59 c8 68 fc 7f 00 00 00 01 00 00 00 04 |FTRY.h..........|
000f7810 84 b5 cc 39 ff ff ff ff ff ff ff ff ff ff ff ff |...9............|
000f7820 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
000f8000
root@OpenWrt:~# hexdump -C /dev/ubi0_2
00000000 ff ff ff ff 00 aa bb cc dd e0 ff ff ff ff ff ff |................|
00000010 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
000b0180 31 32 33 34 35 36 37 30 44 42 32 30 30 35 ff ff |12345670DB2005..|
000b0190 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
000f7800 46 54 52 59 c8 68 fc 7f 00 00 00 01 00 00 00 04 |FTRY.h..........|
000f7810 84 b5 cc 39 ff ff ff ff ff ff ff ff ff ff ff ff |...9............|
000f7820 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
000f8000