[Nix-dev] Problem with ATI graphics card

[Cillian de Róiste]

On Tue, Jul 31, 2012 at 11:23 AM, Marco Maggesi <maggesi at math.unifi.it> wrote:
> Hi,
>
> I'm trying to reinstall nixos on an my desktop computer (after an HD
> replacement due to a bad corruption).
> The installation process goes smoothly, but after reboot (during Stage 2)
> the screen become unreadable (a set of randomly distributed coloured
> pixels).
>
> This happens under various different configurations:
> - with my old configuration.nix
> - with a brand new configuration.nix created by the installation scripts
> - with xserver enabled and disabled
>
> When booted from the installation/rescue CD the graphics card works
> normally, either in text mode and with x11.
>
> Here is the line of output of lspci that describe the graphics card:
>
> 01:00.0 VGA compatible controller: ATI Technologies Inc RV610 video device
> [Radeon HD 2400 PRO]
>
> What could I do?

I guess it's missing the firmware, there is a work around:
https://github.com/NixOS/nixos/issues/6

Cheers,
Cillian

> Thanks,
> Marco
>
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