SHARP Netwalker

Rescue mode

Press both mousebuttons and then power on to boot from sd.
Keep both mouse buttons pressed until the sharp logo occures.
The bootloader will look into /boot directory on the card for following files.

boot.cfg
zImage

boot.cfg contains the kernel parameter.
zImage is the pure kernel image.
Disable the quite option inside the boot.cfg file to see more verbose boot messages.

Debian squeeze

runs quite well with an debootstrapped image from sd-card

• Missing features:
  
  • jpn 106 key keyboard .. no pipe symbol
  • openoffice
• Goddies
  • blueman
  • fast mplayer

audacious2 is segfaulting on ubuntu and debian

Kernel

i tested kernel sources from:
 http://netbook-remix.archive.canonical.com/updates/pool/public/l/linux-fsl-imx51/linux-fsl-imx51_2.6.28-15.50fsl1araneo7.tar.gz used /proc/config.gz and added support for tap/tun garmin_gps kexecboot and ks79xx_sdio wireless chip

ubifs

rootfs on mtd4 physical erase block size 1048576

mkfs.ubifs -r /media/usb -m 8192 -e 1032192  -c 4085 -o /media/disk/ubifs.img -v
# c = mtd size / minimum input/output unit   ( 4085*1024*1024/1048576)= 4085 
ubinize -o ubi.img -m 8192 -p 1024KiB /root/ubinize.cfg

ubinize.cfg contains:
[ubifs]
mode=ubi
image=ubifs.img
vol_id=0
vol_size=4000MiB
vol_type=dynamic
vol_name=rootfs
vol_flags=autoresize

after flashing it wit the update_spider.sh script do

ubiattach /dev/ubi_ctrl -m4
mount ubi0:rootfs /media/ubi4 -t ubifs

update

kernel update works with the binaries and update_spider.sh inside the

/usr/local/bin/

directory located inside the os.tar.bz2 image

openembedded

Stuff inside local overlay:

• MACHINE file for z1
• Kernel image from jaunty kernel ( not finished )
• compiled some images based on shr distrib