Jochen Scheib

Read more posts by this author.

1 min read

binwalk

DECIMAL       HEXADECIMAL     DESCRIPTION
--------------------------------------------------------------------------------
0             0x0             CSYS header, little endian, size: 458752
20            0x14            uImage header, header size: 64 bytes, header CRC: 0xBFFB8484, created: 2015-03-25 02:14:33, image size: 2871212 bytes, Data Address: 0x80000000, Entry Point: 0x80213000, data CRC: 0x80762D51, OS: Linux, CPU: MIPS, image type: OS Kernel Image, compression type: lzma, image name: "Linux Kernel Image"
84            0x54            LZMA compressed data, properties: 0x5D, dictionary size: 8388608 bytes, uncompressed size: 2282468 bytes
786432        0xC0000         Squashfs filesystem, little endian, non-standard signature, version 3.0, size: 2082392 bytes, 293 inodes, blocksize: 65536 bytes, created: 2015-03-25 02:14:33

CSYS Header Format (20 bytes):

00000000  43 53 59 53 CSYS
00000004  00 00 10 01 ....
00000008  00 00 07 00 ....
0000000C  52 4e 37 31 RN71  = Model Id
00000010  ee cf 2b 00 ..+.  = image length without csys header

Last 4 bytes: Checksum: