Android Recovery SD Card¶
Variscite provides a recovery SD card image based on demo Yocto distribution that can be used to install Android demo into the internal storage of the SOM.
Download the recovery SD card image¶
Download the latest Yocto recovery SD card from Variscite.
Write the image to an SD card¶
During the SD card image writing all files and partitions are erased from target device. Double-check that the device is correct to avoid accidentally overwriting a different device and potentially damaging your existing operating system.
Using a Linux-based host¶
Flash the latest recovery SD card using the Yocto instructions.
Using a Windows-based host¶
- Download Rufus from https://rufus.ie/ and install it.
- Extract the downloaded image using the latest 7-Zip.
- Insert your SD card into your PC. No need to format the SD card before writing the image to it, as the card will be formatted once it will be flashed.
- Run Rufus.
- If the SD card (Device) you are using isn’t found automatically, click on the drop-down box and select it.
- In the Boot selection field, choose the .img/.wic file you extracted previously.
- Click Start.
- After a few minutes, you receive a notification that your SD has been created successfully.
Using a Mac OS X host¶
Use the latest 7-Zip to extract the image, then use
bmaptool when a .bmap file is available, or dd, to flash .img/.wic files
to your SD card.
Boot from SD card and flash the SOM's internal storage¶
- Power off the board.
- Insert the SD card into the SD card slot of the carrier board (DVK)
- Make sure the Boot Mode is set to SD card
- Power up the board - it will boot into Linux from the SD card
Flash from GUI¶
Flash from command line¶
- Log in as root (no password)
- From Linux command line, run one of the following scripts:
Install Android on eMMC or install Yocto on eMMC or NAND flash. Follow the printed instructions.
The install_android.sh and install_yocto.sh script files are located at /usr/bin/