On Tue, Dec 30, 2008 at 01:26:37PM -0500, Robert Noland wrote: > ... > It is possible that drm is waiting for resources, but I'm doubtful that > drm is the real problem. It sounds like the screen is going black when > X attempts to start. Yes, it's in the transition from "text" to "graphics" mode. I use xdm on the laptop; I also run RELENG_6 & RELENG_7 (from other slices), and until the first week of December, I don't recall seeing this before. > You could try disabling drm in your Xorg.conf and > see it that helps. (Option "DRI" "off" in the device section). OK; worth trying. > Do all > of the drm messages appear on the console before it hangs? Yes, but they also appear when it doesn't hang (whether running RELENG_6, RELENG_7, or HEAD). > I'm most suspicious of the acpi errors/warnings, but that isn't > an area that I have experience with. I believe an appropriate technical term is "black art." :-} OK; the laptop has rebooted (following the above-cited change), and for a "sample size" of 1, there was no period longer than about a second or so that the screen stayed dark. So if that's repeatable, I'd suspect something involving DRI/drm, possibly involving interrupt handling...? > robert. Thanks for the suggestion. Peace, david -- David H. Wolfskill david_at_catwhisker.org Depriving a girl or boy of an opportunity for education is evil. See http://www.catwhisker.org/~david/publickey.gpg for my public key.
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:39:39 UTC