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  1. Bug #263555
  2. Comment #322

Comment 322 for bug 263555

Revision history for this message
In , Eich-m (eich-m) wrote :

(In reply to comment #91 from Olaf Kirch)
> One more question to Intel.
>
> There's a question whether the NVM we're talking about here is actually larger,
> and is used by components other than the e1000e. If for instance the video BIOS
> maps all of the NVM and, due to some bug, scribbles over parts of it that
> include the e1000e's config space - is there a way to verify this?
>

I don't think this is the case: the driver only maps the POSTed copy of the VBIOS. This is copied into RAM at POST time (to the 0xC-segment). This copy is then made read only. This copy is (should be) entirely independent of the EEPROM containing the PCI ROM.