Overview

Ubuntu Linaro Alip is pre built file system. For more information Ubuntu based Rootfs provided by Linaro. Variscite used linaro-vivid-alip-20151215-714 image added Vivante Graphic acceleration and compile the GStreamer with i.MX6 support.

Build Ubuntu Alip NFS is prerequisite step. Please make sure you run it and have a complete NFS build directory as described in the linked WIKI. Also make sure you target is booted from NFS.

The steps require to build an Bootable SDCARD:

Build Ubuntu Alip NFS. Build Ubuntu Alip NFS
Boot your Ubuntu Alip with TFTP and mount your file system over NFS. Build Ubuntu Alip NFS
Copy required file to your NFS directory
Format and partition the target eMMC
Install U-Boot and Linux Kernel images
Install the root file system
Deploy the kernel modules
Deploy the Wi-Fi modules and firmware

Copy required file to your NFS directory

Format and partition the target eMMC

Install U-Boot and Linux Kernel images

Note:
Make sure you built U-Boot for SD.

$ ~/var-som-mx6-alip/uboot-imx
$ sudo dd if=SPL of=/dev/sdxxx bs=1K seek=1; sync
$ sudo dd if=u-boot.img of=/dev/sdxxx bs=1K seek=69; sync

Install the root file system

$ sudo tar xvf ~/Downloads/linaro-alip-20151215-v1.tar.bz2 -C /media/rootfs

Deploy the kernel modules

$ cd ~/var-som-mx6-alip/linux-2.6-imx
$ sudo make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- modules_install INSTALL_MOD_PATH=/media/rootfs/

Deploy the Wi-Fi modules and firmware

$ cd ~/var-som-mx6-alip/build-utilites
$ gedit setup-env
set:
export ROOTFS=/media/rootfs

$ ./sudo_build_wl18xx.sh modules
$ ./sudo_build_wl18xx.sh firmware
$ ./sudo_build_wl18xx.sh bt-firmware
$ sudo umount /dev/sdxxx*

VAR-SOM-MX6 Ubuntu Flash From Net

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