U-Image header (total Size 40 byte)
defined in u-boot/include/image.h
address
0x00~0x03 Magic number 0x27051956
0x04~0x07 Header CRC Checksum
0x08~0x0B Creation Timestamp
0x0C~0x0F Data Time
0x10~0x13 Loader Address
0x14~0x17 Entry point address
0x18~0x1B Data CRC Checksum
0x1C OS type
0x1d CPU ARCH
0x1E Image Type
0x1F Compression type 0x00(non) , 0x01(gzip) , 0x02(bzip2)
0x20~0x39 Image name
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