udev is not creating /dev/dri/card0 when radeon.ko is loaded by Xorg. Because of this dri is disabled when Xorg tries to open /dev/dri/card* and fails. Reproducible: Always Steps to Reproduce: 1./etc/init.d/xdm start 2. 3. Actual Results: Xorg loads with dri disabled Expected Results: dri should be enabled From Xorg.0.log (==) RADEON(0): Write-combining range (0xf0000000,0x4000000) (II) RADEON(0): BIOS HotKeys Disabled drmOpenDevice: node name is /dev/dri/card0 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card0 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: Searching for BusID pci:0000:01:00.0 drmOpenDevice: node name is /dev/dri/card0 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card1 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card2 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card3 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card4 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card5 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card6 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card7 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card8 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card9 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card10 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card11 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card12 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card13 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card14 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenByBusid: drmOpenMinor returns -1023 drmOpenDevice: node name is /dev/dri/card0 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card0 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card1 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card2 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card3 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card4 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card5 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card6 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card7 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card8 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card9 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card10 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card11 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card12 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card13 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed drmOpenDevice: node name is /dev/dri/card14 drmOpenDevice: open result is -1, (No such device) drmOpenDevice: open result is -1, (No such device) drmOpenDevice: Open failed (II) RADEON(0): [drm] drmOpen failed (EE) RADEON(0): [dri] DRIScreenInit failed. Disabling DRI. (II) RADEON(0): Memory manager initialized to (0,0) (1024,8191) (II) RADEON(0): Reserved area from (0,768) to (1024,770) (II) RADEON(0): Largest offscreen area available: 1024 x 7421 (II) RADEON(0): Render acceleration enabled (II) RADEON(0): Using XFree86 Acceleration Architecture (XAA) Screen to screen bit blits Solid filled rectangles 8x8 mono pattern filled rectangles Indirect CPU to Screen color expansion Solid Lines Scanline Image Writes Offscreen Pixmaps Setting up tile and stipple cache: 32 128x128 slots 32 256x256 slots 16 512x512 slots (II) RADEON(0): Acceleration enabled (==) RADEON(0): Backing store disabled (==) RADEON(0): Silken mouse enabled (II) RADEON(0): Using hardware cursor (scanline 770) (II) RADEON(0): Largest offscreen area available: 1024 x 7417 (**) Option "dpms" (**) RADEON(0): DPMS enabled (II) RADEON(0): Direct rendering disabled (==) RandR enabled from lsmod Module Size Used by radeon 75520 0 drm 66200 1 radeon Portage 2.0.51.22-r2 (default-linux/x86/2005.0, gcc-3.4.4, glibc-2.3.5-r1, 2.6.12-gentoo-r7 i686) ================================================================= System uname: 2.6.12-gentoo-r7 i686 Intel(R) Pentium(R) 4 CPU 2.40GHz Gentoo Base System version 1.6.13 distcc 2.18.3 i686-pc-linux-gnu (protocols 1 and 2) (default port 3632) [disabled] ccache version 2.4 [enabled] dev-lang/python: 2.3.5-r1, 2.4.1-r1 sys-apps/sandbox: 1.2.12 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6 sys-devel/binutils: 2.16.1 sys-devel/libtool: 1.5.18-r1 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="x86 ~x86" AUTOCLEAN="yes" CBUILD="i686-pc-linux-gnu" CFLAGS="-O2 -march=pentium4 -fomit-frame-pointer -pipe" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3.3/env /usr/kde/3.3/share/config /usr/kde/3.3/shutdown /usr/kde/3.4/env /usr/kde/3.4/share/config /usr/kde/3.4/shutdown /usr/kde/3/share/config /usr/lib/X11/xkb /usr/lib/mozilla/defaults/pref /usr/share/config /var/bind /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/splash /etc/terminfo /etc/env.d" CXXFLAGS="-O2 -march=pentium4 -fomit-frame-pointer -pipe" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig ccache distlocks sandbox sfperms strict" GENTOO_MIRRORS="http://distfiles.gentoo.org http://distro.ibiblio.org/pub/Linux/distributions/gentoo" LANG="en_US.UTF-8" MAKEOPTS="-j8" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/home/harrisl/portage_overlay" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="x86 X alsa apache2 apm arts avi bash-completion berkdb bitmap-fonts cdr crypt cups curl dbus dvd eds emboss encode esd foomaticdb fortran gd gdbm gif gnome gpm gstreamer gtk gtk2 guile hal imap imlib ipv6 java jpeg junit kde ldap libg++ libwww mad mikmod mmx mmx2 motif mozilla mp3 mpeg mysql ncurses nls nptl odbc ogg oggvorbis opengl oss pam pdflib perl pic png python qt quicktime readline ruby samba sasl sdl slang spell sqlite sse sse2 ssl svga tcltk tcpd tiff truetype truetype-fonts type1-fonts vorbis xine xml xml2 xmms xv zlib video_cards_radeon userland_GNU kernel_linux elibc_glibc" Unset: ASFLAGS, CTARGET, LC_ALL, LDFLAGS, LINGUAS
What does: tree /sys/class/drm/ show? This works just fine for me here...
After installing 2.6.12.-r8 the problem resolved itself.
Ok, marking as closed.