VAR-SOM-SD600 fastboot

General information

Qualcomm's propietary bootloaders (SBLs) can not be shared with customers Bad installation of either SBLs or LK bootloader (fastboot), will result in sending SOM back to Variscite for an RMA procedure.

Pre-built package

- boot.img: Linux Kernel + Ramdisk boot 
- cache.img: Android Cache partition 
- emmc_appsboot.mbn: Fastboot bootloader 
- flashall.sh: A script to flash images over fastboot 
- persist.img: Android persist partition 
- recovery.img: Recovery image 
- system.img: Android system partition 
- userdata.img: Android data partition

Installing binaries to eMMC storage

execute the fastboot script

$cd /path to prebuilt imagages folder
$sudo ./flashall

The following should be displayed on ubuntu host:

"waiting for device"

Connect device to PC:

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