[OLPC-devel] SST 49LF008A

[Mitch Bradley]

Chris Ball wrote:
Please note that the Upgrading_to_LinuxBIOS procedure is still 
provisional, as indicated by the bold disclaimer at the top of the 
page.  We are working very hard to pull together all the pieces.  When 
the ducks are all in a row, I will remove the disclaimer and announce 
the page to great fanfare.

Mitch Bradley
> Stephen,
>
>    > Do you have to install this socketed part on the development board
>    > to install the linuxbios ...  It's unclear to me whether you have
>    > to do this or can overwrite the Insyde Bios in the flash rom which
>    > must already be soldered on the motherboard.
>
> You can do either, but we're still working out the correct procedure and
> software for overwriting the main flash, so don't try that just yet.
>
>    > If the later is correct what is the purpose of the socketed flash
>    > rom?
>
> If you write a broken image to the main (SPI) flash, your board is
> useless.  If you write one to the PLCC, you can return to the Insyde
> BIOS by removing the PLCC.  Having the PLCC allows us to test ROM
> images reversibly, and without losing the Insyde BIOS permanently.
>
> There are several wiki pages:
>
> http://wiki.laptop.org/go/Building_LinuxBIOS
> http://wiki.laptop.org/go/Flashing_LinuxBIOS
> http://wiki.laptop.org/go/Upgrading_to_LinuxBIOS
>
> - Chris.
>