Re: vgacon on which card?

[James S. <jsi...@li...>]

>You can know if an AGP card's vga portion is enabled by checking the
>corresponding bit in the pci bridge configuration space.

Which fields?

>If you have only one card with I/O enabled you can know this is the
>card. If you have more, you can write to the 0xb8000 region, and see in
>what linear aperture the write happens.

Sounds along the lines of what I was email. I have it below.

Check the VGA Palette Snoop mode bit in its PCI config space
(PCI config byte 4, bit 5), or see if it has IO-enabled
(PCI config byte 4, bit 0) AND doesn't have any IO-space BARs.

MS: (n) 1. A debilitating and surprisingly widespread affliction that
renders the sufferer barely able to perform the simplest task. 2. A disease.

James Simmons  [jsi...@li...]               ____/|
fbdev/console/gfx developer                             \ o.O|
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