[Android Q&A, Help & Troubleshooting] mafamafa:
The problem is that I have not root and I am doing it to rooting this device :(

I ussue dmesg anyway and I can find:

all dmesg is here - http://classicapponcloud.cloudapp.net/dmesg.txt

and what it is intresting is here:

<7>[ 0.485000] yaffs built Apr 13 2012 15:17:49 Installing.

<7>[ 0.485000]

<7>[ 0.485000]

<7>[ 0.485000]

<7>[ 0.485000]

<7>[ 0.485000] YAFFS-WARNING CONFIG_YAFFS_ALWAYS_CHECK_CHUNK_ERASED selected.

<7>[ 0.485000]

<7>[ 0.485000]

<7>[ 0.485000]

<4>[ 0.485000] CONFIG_YAFFS_4BIT_TAGS_ECC = TRUE

<6>[ 1.505000] loop: module loaded

<6>[ 1.515000] iMAPx200 NAND MTD Driver (c) 2009,2014 InfoTM

<6>[ 1.520000] Method: IRQ(1), DMA(1), SECC(0), DEC.RDY, CRCD++

<4>[ 1.525000] NAND ID: ad d7 94

<4>[ 1.530000] Assigned as H27UBG8T2ATR

<6>[ 1.530000] NAND device: Manufacturer ID: 0xad, Chip ID: 0xd7 (Hynix H27UBG8T2ATR)

<6>[ 1.535000] iMAPx200 NAND NOR BBT (c) 2009,2014 InfoTM

<3>[ 1.540000] iMAPx200 BBT: Reseting NOR flash...

<3>[ 1.545000] iMAPx200 BBT: Maf: c2, Did: 226c

<3>[ 1.550000] iMAPx200 BBT: NOR based BBT found.

<5>[ 1.555000] 7 cmdlinepart partitions found on MTD device imapx200

<3>[ 1.560000] iMAPx200 NAND: nr_part is 7

<3>[ 1.560000] iMAPx200 NAND: Using cmdline based partition table.

<5>[ 1.565000] Creating 7 MTD partitions on "imapx200":

<5>[ 1.570000] 0x000000a00000-0x000000c00000 : "ramdisk"

<5>[ 1.575000] 0x000000c00000-0x000002c00000 : "kernel"

<5>[ 1.585000] 0x000002c00000-0x000012c00000 : "system"

<5>[ 1.595000] 0x000012c00000-0x000052c00000 : "userdata"

<5>[ 1.600000] 0x000052c00000-0x000056c00000 : "cache"

<5>[ 1.610000] 0x000057c00000-0x0000ffe00000 : "Local-disk"

<5>[ 1.620000] 0x000056c00000-0x000057c00000 : "misc"

<6>[ 3.980000] yaffs: dev is 32505858 name is "mtdblock2" rw

<6>[ 3.985000] yaffs: passed flags ""

<7>[ 3.990000] yaffs: Attempting MTD mount of 31.2,"mtdblock2"

<7>[ 4.020000] yaffs: restored from checkpoint

<7>[ 4.020000] yaffs_read_super: isCheckpointed 1

<6>[ 4.025000] yaffs: dev is 32505859 name is "mtdblock3" rw

<6>[ 4.030000] yaffs: passed flags ""

<7>[ 4.030000] yaffs: Attempting MTD mount of 31.3,"mtdblock3"

<6>[ 4.045000] input: PS/2 Generic Mouse as /devices/kmi-pl050/serio0/input/input2

<7>[ 4.060000] yaffs: restored from checkpoint

<7>[ 4.060000] yaffs_read_super: isCheckpointed 1

<6>[ 4.060000] yaffs: dev is 32505860 name is "mtdblock4" rw

<6>[ 4.065000] yaffs: passed flags ""

<7>[ 4.070000] yaffs: Attempting MTD mount of 31.4,"mtdblock4"

<7>[ 4.095000] yaffs_read_super: isCheckpointed 0

<6>[ 4.105000] uvcvideo: Found UVC 1.00 device USB 2.0 PC Cam (090c:037c)

6>[ 5.255000] warning: `usbdongled' uses 32-bit capabilities (legacy support in use)

<5>[ 5.555000] UBI: attaching mtd5 to ubi0

<5>[ 5.560000] UBI: physical eraseblock size: 2097152 bytes (2048 KiB)

<5>[ 5.565000] UBI: logical eraseblock size: 2080768 bytes

<5>[ 5.570000] UBI: smallest flash I/O unit: 8192

<5>[ 5.570000] UBI: VID header offset: 8192 (aligned 8192)

<5>[ 5.575000] UBI: data offset: 16384

<4>[ 5.615000] Vivante GPU power is ON

<5>[ 8.205000] UBI: max. sequence number: 7

<5>[ 8.230000] UBI: max/mean erase counter: 2/1

<6>[ 8.235000] FTL: The volume of this partition is 2349MBytes.

<5>[ 8.240000] UBI: background thread "ubi_bgt0d" started, PID 2149

<4>[ 8.250000] FTL: create ftl index...

<3>[ 8.980000] iMAPx200 NAND: SDMA read timeout

<4>[ 9.320000] FTL: create index ok!