downgrade firmware

[Esteban Bordón]

I forgot attach the code...

unfreeze visible
spi-flash-write-enable
flash u:\q3a62.rom
bye


2011/10/4 Esteban Bordón <ebordon at plan.ceibal.edu.uy>

> Hi all,
>
> We have several laptops with a firmware version that doesn't work and we
> want to downgrade to a previous signed firmware. I think that we could make
> a fs.zip containing olpc.fth script whith the lines to do the downgrade.
>
> I did a basic script, but when XO boots I get the message
>
> restarting to enable SPI FLASH writing Try again after system restarts
>
> After restart, the laptop shows the same message again.
>
>  Somebody knows how to solve this?
>
> Thanks,
> Esteban.
>
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