VAR-SOM-MX6 Yocto NAND Recovery: Difference between revisions
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Variscite provides a recovery SD-card image that can be used to install the pre-built U-Boot, Linux kernel and the UBI file system into the Nand-Flash | |||
This SD card image includes a script (nand-recovery.sh) that installs all the boot images and root file-system. | This SD card image includes a script (nand-recovery.sh) that installs all the boot images and root file-system. | ||
== Preparing rescue SD-Card: == | == Preparing rescue SD-Card: == | ||
* Plug-in supplied SD card to your Linux machine, run dmesg and see which device is added (i.e. /dev/sdX or /dev/mmcblk0) | * Plug-in the supplied SD card to your Linux machine, run dmesg and see which device is added (i.e. /dev/sdX or /dev/mmcblk0) | ||
* Download mx6qd-som-nand-recovery-sd.v22_1.img.gz ( | * Download mx6qd-som-nand-recovery-sd.v22_1.img.gz (or latest which is available on Variscite's FTP) | ||
* For the Dual lite and Solo download mx6dlsolo-som-nand-recovery-sd.v22_1.img.gz | * For the Dual lite and Solo download mx6dlsolo-som-nand-recovery-sd.v22_1.img.gz | ||
<pre>$ gunzip mx6qd-som-nand-recovery-sd.v22_1.img.gz | <pre>$ gunzip mx6qd-som-nand-recovery-sd.v22_1.img.gz | ||
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*Insert the SD card into the SD/MMC slot of the custom board | *Insert the SD card into the SD/MMC slot of the custom board | ||
*Press and hold the boot select button, power-off and power-on the board | *Press and hold the boot-select button, power-off and power-on the board | ||
*The board will automatically boot into Linux | *The board will automatically boot into Linux from SD-Card | ||
=== Flash from GUI === | === Flash from GUI === | ||
[[File:Desktop1.png]] | [[File:Desktop1.png]] | ||
Revision as of 15:22, 30 January 2014
Variscite provides a recovery SD-card image that can be used to install the pre-built U-Boot, Linux kernel and the UBI file system into the Nand-Flash This SD card image includes a script (nand-recovery.sh) that installs all the boot images and root file-system.
Preparing rescue SD-Card:
- Plug-in the supplied SD card to your Linux machine, run dmesg and see which device is added (i.e. /dev/sdX or /dev/mmcblk0)
- Download mx6qd-som-nand-recovery-sd.v22_1.img.gz (or latest which is available on Variscite's FTP)
- For the Dual lite and Solo download mx6dlsolo-som-nand-recovery-sd.v22_1.img.gz
$ gunzip mx6qd-som-nand-recovery-sd.v22_1.img.gz $ sudo dd if=mx6qd-som-nand-recovery-sd.v22_1.img of=/dev/sdX bs=128k
Recover Nand Flash:
- Insert the SD card into the SD/MMC slot of the custom board
- Press and hold the boot-select button, power-off and power-on the board
- The board will automatically boot into Linux from SD-Card
Flash from GUI
- Press the right arrow on the upper right corner to change the desktop into Utilities.
- Push FlashAndroid or FlashYocto icon.
Flash from command line
- Login as root (no password)
- From Linux command line, type: "nand-recovery.sh" (This will install Yocto/Linux on the NAND)
- To install Android type: "nand-recovery.sh -o Android".
- Reboot and Unplug the SD card