Rockchip Rk3026 442 Firmware Repack
Create a new Update.img:
./afptool -pack output_dir update_new.img
./rkImageMaker -RK30 loader.bin update_new.img update_new_signed.img
Replace loader.bin with the correct RK3026 loader (from original firmware).
Method A – Recovery mode (if device has stock recovery with "apply update from sdcard"):
Method B – Mask ROM mode (brick recovery):
rkdeveloptool db MiniLoaderAll.bin
rkdeveloptool wl 0 update.img
rkdeveloptool rd
Before attempting a repack, you must understand what you are dealing with. The update.img file for the RK3026 is not a simple ZIP file. It is a compound image containing several partitions. rockchip rk3026 442 firmware repack
Example parameter content:
FIRMWARE_VER:4.4.2
MACHINE_MODEL:rk3026
MACHINE_ID:007
MANUFACTURER:RK3026
MAGIC: 0x5041524B
ATAG: 0x60000800
MACHINE: 3026
CHECK_MASK: 0x80
PAGE_SIZE: 0x800
KERNEL_IMG: 0x60008000
# ...
CMDLINE:console=ttyFIQ0 ...
Then partition list:
0x00002000@0x00002000(boot),0x00008000@0x00004000(recovery),0x00020000@0x0000C000(system),0x00008000@0x0002C000(cache),0x00080000@0x00034000(userdata)
Format: size@offset(name)
Assuming you are using the Linux command-line tools: Create a new Update
Step 1: Unpack the main image
./rkunpack update.img
This usually results in a folder containing the separated parts: parameter, kernel.img, system.img, etc.
Step 2: Unpack the System Partition
The system.img is an EXT4 filesystem. You can mount it directly in Linux to browse files.
mkdir system_mount
sudo mount -o loop system.img system_mount
You now have full read/write access to the Android file system. Replace loader
Windows:
AFPTool.exe -pack ./temp output_update.img
Linux:
./afptool -pack ./temp output_update.img
If the repack fails and the device enters a boot loop or black screen:
Depending on what "repack" entails for your project: