I can confirm that with latest kernel bump (sys-kernel/linux-sabayon-3.4-r6 from Limbo) the issue is now resolved. The problem was exactly as pointed out by Lorenzo.
On Thu, Jul 19, 2012 at 1:30 PM, Lorenzo Cogotti <miciam...@hotmail.it> wrote: > Hi, I was able to reproduce the issue Joost mentioned. > I was misleaded in believing that x-setup could have been the cause, > since I reproduced the issue by deleting /etc/gpu-detector.conf and > rebooted forcing x-setup to rewrite xorg.conf. > > Instead it turns out that the latest linux-sabayon version on Limbo (as > of yesterday) had the: CONFIG_DRM_RADEON_KMS=y > > option in its configuration, that apparently auto loaded the radeon.ko > driver, causing the conflict with fglrx. > > Today I have updated my kernel and to version: > sys-kernel/linux-sabayon-3.4-r6 > > Which turns off that option: > zcat /proc/config.gz | grep RADEON_KMS > # CONFIG_DRM_RADEON_KMS is not set > > The radeon.ko module isn't auto loaded anymore so the issue is no more. > But I now wonder if the suggested procedure to replace fglrx with radeon > for "newly unsupported" AMD cards, on entropy notice board, is enough to > load radeon.ko, or if the module has to be explicitly loaded by editing > /etc/conf.d/modules. > > Il 18/07/2012 22:38, Joost Ruis ha scritto: >> I also noticed that both radeon and fglrx modules are loaded. >> I guess I should blacklist radeon now? >> >> On Wed, Jul 18, 2012 at 10:31 PM, Joost Ruis >> <joost.r...@sabayonlinux.org> wrote: >>> Micia on IRC states that he wasn't affected by this, so let me drop in >>> my info, maybe it is just my card affected here. >>> >>> xbox-360 modprobe.d # lspci | grep VGA >>> 01:00.0 VGA compatible controller: Advanced Micro Devices [AMD] nee >>> ATI Cypress [Radeon HD 5800 Series] >>> >>> xbox-360 modprobe.d # cat /proc/cmdline >>> BOOT_IMAGE=/boot/kernel-genkernel-x86_64-3.4.0-sabayon ro >>> init=/linuxrc splash=silent,theme:sabayon video=vesafb:ywrap,mtrr:3 >>> vga=791 console=tty1 quiet dokeymap keymap=us domdadm >>> root=UUID=73c78b4e-fa69-45db-abc1-2d595151f6b0 docrypt >>> >>> On Wed, Jul 18, 2012 at 10:24 PM, Joost Ruis >>> <joost.r...@sabayonlinux.org> wrote: >>>> Hi all, >>>> >>>> Latest Limbo bump set a file in /etc/modprobe.d/ called radeon.conf >>>> The purpose of that file is to enable KMS for FOSS ati driver, however >>>> when you do this when you use FGLRX and your card is =>5xxx and never >>>> had problems with latest FGLRX driver and new Xorg, this workaround >>>> actually corrupts users tty1. >>>> >>>> xbox-360 modprobe.d # equery belongs radeon.conf >>>> * Searching for radeon.conf ... >>>> x11-drivers/xf86-video-ati-6.14.4-r1 (/etc/modprobe.d/radeon.conf) >>>> >>>> >>>> IMHO the xf86-video-ati driver should NOT install this file, all users >>>> have this package so any modern system with a descent AMD video card >>>> (>4xxx) is affected by this. >> >> > > > -- > Lorenzo Cogotti > >
