[PLUG] Missing root!

[Bill Barry]

On Sat, Dec 11, 2010 at 12:01 PM, Jeme A Brelin <jeme at brelin.net> wrote:

>
> I'm building a media PC for someone else.  For various reasons (mostly for
> geeky fun), I've got the thing booting from an internal IDE->CF adapter
> with two 1TB "green energy" drives on the SATA channels.  There is an
> optical drive slaved from the IDE adapter.  And this all works fine
> (except for being slow to write to the boot device, but I won't care about
> that after it's all configured nicely).
>
> However, the onboard video is analog, so I've addeda PCI adapter with DVI
> output (ATI Radeon-based).  When I boot the system using the new video
> card, I get an error about an address space collision (in the ROM
> allocation) and the boot drive is no longer visible to initramfs.  I can
> tell the bios to boot using the analog video and everything boots
> normally.
>
> What do?
>
> Is it possible that the device IDs are just getting gorped in one
> configuration and not the other and this has nothing to do with the ROM
> allocation?  There are no jumpers or BIOS settings that I can find to
> change the ROM allocation areas associated with the devices.
>
> Halp!
>
> Thank you for your kind attention.
>


Is this a sort of new motherboard?
Sounds like this problem
https://lists.linux-foundation.org/pipermail/bugme-new/2010-August/025350.html
and this
http://lwn.net/Articles/373551/

which suggests adding
pci=use_crs
to your kernel boot parameters.

If this is not the problem, what motherboard and ATI card do you have?

Bill