Replace aml-s905x-cc with your specific board model flag (e.g., all-h3-cc , aml-s805x-ac ) and /dev/sdX with your verified drive letter. Step 4: Verify and Eject
Look for labels like sda or mmcblk0 . Always double-check this to ensure you don't flash your main hard drive. 3. Flash the Bootloader
: This is the most common error. As mentioned, the tool prevents you from flashing the device that is currently running the operating system by default. If you are trying to update the bootloader on the same card your system is on, use the force option.
But for users of Libre Computer’s boards—such as the potent Le Potato or the compact La Frite—there is a specialized tool that aims to streamline this process while tackling a problem many flashers ignore: firmware management. This is a look at the . libretech-flash-tool
It includes commands to rebind eMMC modules, allowing them to be recognized without a reboot. Safety Measures:
The tool is typically invoked via a simple command:
The Libre Computer Project has indicated that while the tool currently focuses on bootloaders, future plans include expanding its capabilities to fully support flashing complete OS images as well. Replace aml-s905x-cc with your specific board model flag (e
To flash U-Boot to SPI using the libretech-flash-tool:
The Libretech Flash Tool serves three critical roles in the development lifecycle:
To use the tool on a Linux system, follow these general steps: If you are trying to update the bootloader
The libretech-flash-tool is an open-source command-line utility created by Libre Computer. It is specifically designed to write bootloaders, firmware, and official operating system images to storage media (like MicroSD cards and eMMC modules) optimized for Libre Computer single-board computers. Key Use Cases
Choose "Use Custom" and navigate to your downloaded .img.xz file. Do not manually unzip it unless instructed.
If the device you are flashing holds important data, back it up before using this tool.
Using the specialized libretech-flash-tool eliminates the guesswork of setting up a Libre Computer single-board device. By automating the alignment of bootloaders and partitioning, it saves time and prevents common boot failure frustrations associated with generic image burners.
The officially endorsed graphical wrappers (like the Libre Computer variant of the Raspberry Pi Imager or specialized flashing tools) that handle decompression and flashing safely.