4. Images Operation

4.1 Pack Image

❶ copy linaro-rootfs.img in rk356x_linux5.10_source\debian and all the files in directory rk356x_linux5.10_source\rockdev to the Windows RKDevTool_Release_v3.15\rockdev\Image.

Rename the file linaro-rootfs.img to rootfs.img

❷ enter RKDevTool_Release_v3.15/rockdev/, double-click to run rk356x-mkupdate.bat

_images/image073.png — Run rk356x-mkupdate.bat

update.img will be generated in directory rockdev/

4.2 Unzip Firmware

❶ open RKDevTool_Release/RKDevTool.exe on Windows.

❷ click Advanced Function -> Firmware, select update.img, click Unpack to unzip.

The unzip files will be generated in \RKDevTool_Release\Output\Android\Image