掌機 - Miyoo Mini Flip - Extract Kernel


參考資訊：
https://github.com/steward-fu/website/releases/tag/miyoo-mini-flip

$ dd if=spi_1001-79B9.bin of=kernel.xz bs=1 skip=$((0x60000)) count=$((0x200000))
$ file kernel.xz 
    kernel.xz: u-boot legacy uImage, MVX4##I2M#g#######KL_LX409##[BR:\3757zXZ, Linux/ARM, OS Kernel Image (lzma), 1951912 bytes, Wed Oct  1 02:46:49 2025, Load Address: 0X20008000, Entry Point: 0X20008000, Header CRC: 0X760875F9, Data CRC: 0X30CE5C89

$ dd if=kernel.xz of=uImage.xz bs=1 skip=64 count=1951912 status=progress
$ file uImage.xz 
    uImage.xz: XZ compressed data, checksum CRC64

$ xz -fd uImage.xz 
$ strings uImage | grep Linux
    Linux version 4.9.84 (alfchen@alfchen-NUC) (gcc version 8.2.1 20180802 (GNU Toolchain for the A-profile Architecture 8.2-2018-08 (arm-rel-8.23)) ) #1313 SMP PREEMPT Wed Oct 1 10:46:46 HKT 2025