debxo 0.2 release

[John Watlington]

Trying to installing either the gnome or awesome JFFS2 versions from
an SD card formatted as ext2.

Using laptop firmware q2e18, on two different machines, this fails with:
<....>:75: error writing to NAND Flash
after writing 40 blocks.

What is going on ?

wad

On Oct 24, 2008, at 11:55 PM, Andres Salomon wrote:

> Hi,
>
> I've prepared a new release of DebXO.  This has a number of new
> features and desktops.
>
> NEW FEATURES:
>
>  - The JFFS2 images now have partition support.  While this shaves a
> number of seconds off of the boot time, we can take better  
> advantage of
> it in the future (doing things like using UBIFS).  JFFS2 is well past
> its prime; moving away from it will help performance a lot.
>
>  - EXT3 images have been added.  This allows for booting off of USB
> and/or SD.  Note that the image size I chose is 2GB, so you'll need a
> USB stick or SD card of at least that size.
>
>  - The kernel is now almost completely modular, and includes every
> module under the sun.  For those of you with random USB hardware that
> wanted to use it with DebXO.. if it's in 2.6.25, it should work with
> DebXO.
>
>  - New desktops!  DebXO 0.1 only had a Gnome desktop; this release
> includes KDE, LXDE, Sugar, Awesome and Gnome desktops.  I personally
> run (and work on) the Gnome desktop.  Holger Levsen is to thank for  
> the
> Sugar and Awesome desktops.  James Cameron did the work for the KDE  
> and
> LXDE desktops.  A huge thanks to both of them!
>
> As far as bootup times, nand is still pretty absymal (due to jffs2);
> however, SD booting takes 75 seconds from OFW to fully usable X.
>
>
> INSTALLATION ONTO NAND FLASH:
>
> The release can be found here (note that the URL has changed):
>
> http://lunge.mit.edu/~dilinger/debxo-0.2/images/
>
> To install onto the XO's flash, download the debxo-$DESKTOP.jffs2.dat
> and debxo-$DESKTOP.jffs2.img to a USB or SD stick (where $DESKTOP is
> one of the various desktops - gnome, kde, lxde, sugar, or awesome).
> Boot into OFW (make sure your XO is unlocked!), and run
>
> update-nand disk:\debxo-$DESKTOP.jffs2.img
>
> or
>
> update-nand sd:\debxo-$DESKTOP.jffs2.img
>
> (depending upon whether you downloaded to an SD or USB disk).  If your
> SD or USB device is using a windows filesystem, you can figure out the
> name of the image by running
>
> dir disk:\
>
> If update-nand spits out any errors, make sure you're running an
> appropriately up-to-date version of OFW.  The q2d* series do not
> support update-nand, and versions q2e18 and q2e19 are known to be  
> buggy
> with partitions.  Firmware and instructions for upgrading
> can be found here:
>
> http://wiki.laptop.org/go/Firmware
>
>
> INSTALLATION ONTO SD/USB:
>
> To install onto an SD or USB device, download the
> debxo-$DESKTOP.ext3.img.gz file, and run
>
> zcat debxo-$DESKTOP.ext3.img.gz > /dev/mmcblk0
>
> or
>
> zcat debxo-$DESKTOP.ext3.img.gz > /dev/sdX
>
> (depending upon whether you're writing to an SD or USB disk).  Note
> that this will overwrite any data that is on the SD or USB disk.
>
>
> USAGE:
>
> By default, a user 'olpc' is created (with no password, and sudo
> access).  Some desktops automatically start a display manager and log
> you in; some do not.  The root password is disabled by default.  This
> is a stock Debian Lenny system with only a few modifications, so it  
> can
> obviously be tailored.
>
>
> HACKING:
>
> xodist is the name of the collection of scripts that are used to
> produce DebXO.  The git repository can be downloaded via:
>
> git clone git://lunge.mit.edu/git/xodist
>
> There's also a web interface to that:
>
> http://lunge.mit.edu/cgi-bin/gitweb.cgi?p=xodist;a=summary
>
> There's a TODO file in the repository, but really... just scratch
> whatever itch you happen to have.  Patches are much appreciated.
> Additional desktops (XFCE, for example?), better handling of the
> default user/password, boot/runtime optimizations, suggestions for
> missing packages, etc..
>
>
> CREDITS:
>
> Thanks to James Cameron and Holger Levsen for various
> patches/tweaks/fixes, and to the various people who tested and  
> provided
> feedback.
>
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