Messages in this thread | | | Date | Sun, 2 Mar 2008 14:23:41 -0500 | From | "Alex Deucher" <> | Subject | Re: 2.6.25-rc3 + RS690 + DRM + xf86-video-ati hang |
| |
On Sat, Mar 1, 2008 at 2:35 PM, Jonathan McDowell <noodles@earth.li> wrote: > If I enable CONFIG_DRM_RADEON under 2.6.25-rc3 then starting up > X using the xf86-video-ati driver (6.8.0 or latest git) causes the > machine to become unresponsive; while it still pings and will accept > incoming connections they never actually complete and it's not possible > to login over a serial console (the actual video console doesn't display > anything and the monitor reports a loss of sync). > > Disabling the kernel DRM option results in X running successfully. > Likewise 2.6.24 works fine with DRM enabled, presumably because the > support for the RS690 was only added in 2.6.25-rc > > The last messages from the kernel before it becomes unresponsive are: > > [drm] Setting GART location based on new memory map > [drm] Loading R300 Microcode > [drm] writeback test succeeded in 1 usecs > > The motherboard in question is an ASUS M2A-VM HDMI, with the analog VGA > output being used. The machine is running an AMD64 with Debian unstable. > I have put the output of lspci, a non drm Xorg.log and a drm Xorg.log > at: > > http://the.earth.li/~noodles/xorg-ati-drm/lspci > http://the.earth.li/~noodles/xorg-ati-drm/Xorg.0.log-nodrm > http://the.earth.li/~noodles/xorg-ati-drm/Xorg.0.log-drm > > If I can provide any more useful information please let me know.
Unfortunately, drm support on recent IGP chips is a little shaky at the moment. In some cases it helps to change the bios vram options to a fixed vram size rather than setting it to "auto".
Alex
| |