[LinuxBIOS] MSI MB support

Fredrik Tolf fredrik at dolda2000.com
Fri Dec 9 14:22:23 CET 2005

On Sun, 2005-12-04 at 00:32 -0600, Richard Smith wrote:
> > by that BIOS programming isn't supported isn't that the MB isn't
> > capable, but that MSI doesn't provide the specs for the flash
> > programming interface,
> The interface will be in the data sheet for the flash part.  The only
> thing that may be MB specific is how to assert the write enable line
> on the flash.  It may be hooked up to a GPIO or perhaps some sort of
> latch.

I see. Even so, though, what kind of bus is the flash chip interface
normally hooked up through?

>  Also Disable the shadow of the BIOS range and do a write to
> that range and see what the write line on the flash does.  It might
> just be hooked up without anything fancy.

How would that be done? Would that be a parameter in the COTS BIOS?

> > and that the BIOS programmer that comes with
> > LinuxBIOS doesn't support my flash chip.
> That should be pretty easily to fix.  Most flash chips are very
> similar in the programming sequence.  Get the data sheet for your part
> and fixup the flash code.

Then I'll just have to find what chip is the flash chip, but I guess
that ought to be quite trivial. I'll work on it. Thanks for the

Fredrik Tolf

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