Q3A12 firmware

Raul Gutierrez Segales rgs at rieder.net.py
Mon Oct 12 09:48:34 EDT 2009

On Sun, 2009-10-11 at 11:58 -1000, Mitch Bradley wrote:
> http://wiki.laptop.org/go/OLPC_Firmware_q3a12
> This is a stabilization release for B2 machines, fixing numerous issues 
> with the q3a11 firmware that was installed on them during manufacturing. 
> It works on XO-1.5 A1, A2, B1, and B2 systems, but does not work on any 
> XO-1 machines.
> The change list is rather long - see the release page above for details.

We upgraded (an XO 1.5 B2) with the following procedure:

flash u:\boot\q3a12.rom 

After rebooting, kernel initialization dies with:

"olpc-dcon: Discovered DCON version 2"

Nothing more is printed afterwards. Downgrading to q3a11 makes
everything work again. 

Any ideas?


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