On Monday 17 January 2011 22:31:14 Daniel Tihelka wrote:
> Hallo  Mick.
> Thank you very much - it helped. Removing 'video=vesafb:ywrap,mtrr:3
> vga=792'
> from kernel boot options, and framebuffer-related stuff in kernel config,
> especially:
> 

You can have enabled the following:

CONFIG_FB=y

> # CONFIG_FB_DDC is not set
> # CONFIG_FB_BOOT_VESA_SUPPORT is not set
> # CONFIG_FB_BACKLIGHT is not set
CONFIG_FB_MODE_HELPERS is not set  <--enable this =y
> # CONFIG_FB_TILEBLITTING is not set
> # CONFIG_FB_VESA is not set
> # CONFIG_FB_RADEON is not set
CONFIG_DISPLAY_SUPPORT is not set  <--enable this =y
> # CONFIG_VGACON_SOFT_SCROLLBACK is not set  <--you can also enable this
> # CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set

and also these:

CONFIG_VGA_CONSOLE=y

CONFIG_VGACON_SOFT_SCROLLBACK_SIZE=64

> (not all the options were removed by hand, it is just diff of the configs,
> and maybe, some of them could be enabled without causing problems).

Yes, see above suggestions.

> Now, there are much more 'drm'-related messages in 'dmesg', and also X.org
> uses the drm correctly. The 'glxinfo' returns:
> ...
> OpenGL vendor string: X.Org R300 Project
> OpenGL renderer string: Gallium 0.4 on RV370
> OpenGL version string: 2.1 Mesa 7.9
> OpenGL shading language version string: 1.20
> ...
> 
> It looks good now. Thank you very much for your advice again.

You're welcome.  :-)

All of this good advice is from this page:

http://www.gentoo.org/doc/en/xorg-config.xml
-- 
Regards,
Mick

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