### Install
dd if=WDMC-Mirror-Gen2_mtdblock4.bin of=/dev/mtdblock4


### uImage (ramdisk) unpack:
dd if=uRamdisk.img of=ramdisk.img.gz bs=64 skip=1
gunzip ramdisk.img.gz
mkdir ramdisk-root
mount ramdisk.img ramdisk-root

# Folder "ramdisk-root" now contains ramdisk data.


### Data inside this partition (file):

0x00000000  00000000 00000000  00000000 00000000  |................|
0x00000010  00000000 0000b000  7b0787a7 00000000  |........{.......|	- 0xB000 = 45056 What is it? 0x7b0787a7 - Is CRC?
0x00000020  00000000 00000000  00000000 00000000  |................|
0x00000030  000055aa 47726152  65736375 72650014  |..U.GraRescure..|	- 0x55 0xAA = "??\r\nGraRescue" (Grand Teton = WD MyCloud Mirror Gen2 / Ex2 Ultra)
0x00000040  01000000 00000000  312e3031 2e303034  |........1.01.004|	- (int) "00 14 01 00" - Supported hardware version
0x00000050  2e313030 352e3230  31350000 00000000  |.1005.2015......|	- "1.01.004.1005.2015" - Software (rescue) build version
0x00000060  00000000 00000000  00000000 00000000  |................|
0x00000070  00000000 00000000  00000000 1f57623b  |.............Wb;|	- Maybe header CRC
...
0x00000800 - Kernel start (Size: 0x003e7800 = 4093952)
...
0x003e8000 - Kernel end
...
0x00400800 - Ramdisk start
...
0x00ab03f0 - Ramdisk end (Size: 0x006AFBF0 = 7011312)
...
0x00f00000 - FILE END (15,728,640 bytes or 15MB)