Ubuntu uboot

Ubuntu 12.10 with U-Boot on AC100

Clean tegrapart PT

On 8Gb dev tegrapart PT data left untouched (for now) Clean it for Ubuntu kernel see only new gpt partitions

• Example for sosboot with sd inserted, sectors based on Android new pt example

dd if=/dev/zero of=/dev/mmcblk1 bs=512 seek=34 count=$((7167-34+1))

Upack ubuntu boot image

• Use William Enck perl script slplit_bootimg.pl from here http://www.enck.org/tools.html

to separate kernel and ramdisk

• Extract data from ramdisk to some folder

Modify scripts/installer on ramdisk

Installer script use old tegrapart procedures, need new ones u-boot adopted

Pack ramdisk

Usual initrd pack then mkimage from u-boot

Files setup

Place prepared kernel and ramdisk to LNX partition boot folder (/dev/mmcblk1p2) with unique names.

Create new u-boot script which include them as option. Place it over Android script at SOS partition boot folder.

Install

Screen stays blank for me without cmdline. Need to test with proper cmdline.