[Sugar-devel] Reminder please how to flash XO-1 NAND with soas05xo.iso

Sean DALY sdaly.be at gmail.com
Tue Nov 17 04:33:43 EST 2009

Tomeu helped me with this at SugarCamp with the soas04xo image, but I
didn't see what files were on his stick.

I'd like to update an XO-1 to the soas05xo image, could someone please
confirm this is the procedure? I'm confused that what should be an
.img file seems to be an .iso file (found here:
http://download.sugarlabs.org/soas/snapshots/2/ ).  I'm willing to
update http://wiki.sugarlabs.org/go/Sugar_on_a_Stick/Installation/OLPC
Option 2 section "More recent builds are better" if this is indeed the


* Verify security is disabled (developer key valid). Boot into
OpenFirmware ok prompt (hit Escape key - upper left with X - right
after chime), type "disable-security"; response should be "No wp tag".
Obtain key otherwise as described here (usually takes 24 hours):

* Verify firmware version is Q2E41 (
http://wiki.laptop.org/go/OLPC_Firmware_q2e41 ). In Sugar, inspect
Settings/About my Computer, alternatively boot banner above
OpenFirmware ok prompt, or in Terminal Activity: "cat

* Remind XO-1 owner that all data will be completely erased. To back
up existing nand image: "save-nand u:\my-nand.img" or "save-nand

* Shut down XO-1, insert USB stick or SD Card with soas05xo.iso file.
Make sure battery is not discharged, better to have power plugged in

* Boot to OFW ok prompt, type "copy-nand u:\soas05xo.iso" for USB
stick or  "copy-nand sd:\soas05xo.iso" for SD Card

* After nand is written, reboot.

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