Re: MTD and Adapter ROMs

David Woodhouse
2001-09-07T15:45:11Z

> Well, you explain where the f*** module "cfi" is located. It took me
> a few hours to figure out what module is, in fact, "cfi".

Heh, sorry about that. It's been fixed in my tree for a while - I should
send Linus an update.

> The question becomes, what section of the rom should not be erased?
> If I erase the entire 128k and then reset the system before getting a
> good image back in there, I'm betting it'll disappear from the bus.
> It's already screwed up to the point it no longer shows up in PCI
> space as itself -- which was entertaining to see the bad BIOS post and
> then not find itself :-)

Can't answer that. Try applying BIOS upgrades and downgrades, and seeing
which ranges of the chip actually change?

> 00:03.0 Class ff80: 11ff:00ff (rev 03)
> (that's supposed to be 1103:0004)

Looks like it's a pair of 8-bit flash devices side-by-side on a 16-bit bus,
and you've managed to erase just one of them.

--
dwmw2