Ubuntu on Beagleboard

(1) Format SD card at Host
Insert SD card to SD slot of the host
$ sudo apt-get install gparted
$ sudo gparted
device /dev/sdc
Partition
/dev/sdc1 : fat32 : /media/disk-1 : 62.72 MB
/dev/sdc2 : ext3 : /media/disk-2 : 1.80 GB

(2) Download prebuilt Linux kernel and install it to the fat32 partition of SD card
Get stable version: 2.6.29-oer34
$ wget http://www.rcn-ee.com/deb/kernel/beagle/lenny/v2.6.29-58cf2f1-oer34/uImage
$ copy uImage /media/disk-1
$ sudo umount /media/disk-1

(3) Make Ubuntu Root File System on the ext3 partition of SD card
$ cd
$ sudo apt-get install qemu
$ wget http://ports.ubuntu.com/pool/main/d/debootstap/debootstrap_1.0.13~jaunty1_all.deb
$ sudo dpkg -i debootstrap_1.0.13~jaunty1_all.deb
$ wget http://people.ubuntu.com/~ogra/arm/build-arm-rootfs
$ sudo chmod +x build-arm-rootfs
$ sudo ./build-arm-rootfs --fqdn beagleboard --login ubuntu --password passwd --imagesize 2G --seed gcc,make,usbutils
...
$ ls
armel-rootfs-.tgz build-arm-rootfs build-aarm-rootfs-.log
$ sudo tar xfp armel-rootfs-.tgz -C /media/disk-2
$ cd /media/disk-2
$ sudo vi etc/event.d/ttyS2
# ttyS2 - getty
start on runlevel 2
start on runlevel 3

stop on runlevel 0
stop on runlevel 1
stop on runlevel 4
stop on runlevel 5
stop on runlevel 6

respawn
exec /sbin/getty -L 115200 ttyS2
$ cd ..
$ sudo umount /media/disk-2

(4) U-Boot setting and boot Linux at Beagle Board console (U-Boot Reference)
Insert SD card to SD slot of Beagle Board
U-Boot 1.3.3 (Jul 10 2008 - 16:33:09)
OMAP3530-GP rev 2, CPU-OPP2 L3-165MHz
DRAM: 128 MB
NAND: 256 MiB
In: serial
Out: serial
Err: serial
Audio Tone on Speakers ... complete
Hit any key to stop autoboot:
OMAP3 beagleboard.org # setenv bootcmd 'mmcinit; fatload mmc 0:1 0x80300000 uImage; bootm 0x80300000'
OMAP3 beagleboard.org # setenv bootargs 'console=ttyS2,115200n8 root=/dev/mmcblk0p2 rootwait rootfstype=ext3 rw'
OMAP3 beagleboard.org # saveenv
OMAP3 beagleboard.org # boot
reading uImage ...
...
beagleboard login: