Re: system freezes when loading amdgpu
Johannes Lundberg <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.x11 |
|---|---|
| Message-ID | <[email protected]> |
On 3/5/19 6:07 AM, Pierre DAVID wrote: > On Mon, Mar 04, 2019 at 10:02:33AM +0000, Johannes Lundberg wrote: >> Hi >> >> Sorry to hear you're having problems... The good news is, I think your >> card is Southern Islands (SI) generation which means it's supported by >> both radeonkms and amdgpu. SI should be enabled in amdgpu by default in >> 4.16 or later. >> >> To avoid any UEFI issues, I recommend booting in legacy BIOS mode if >> possible. This way you don't have to disable syscons. >> >> With drm-kmod radeonkms: >> >> pkg: xf86-video-ati >> xorg driver: "radeon" >> >> With drm-kmod amdgpu: >> >> pkg: xf86-video-amdgpu for "amdgpu", "modesetting" is included in >> xorg-server. >> xorg driver: "modesetting" or "amdgpu" (modesetting is probably better) >> > > My system always boots in legacy BIOS mode (it's a pre-UEFI system). > > I tried with radeonkms also: same thing occurs, the system is freezing. > >> >> "The system freezes as soon as I kldload amdgpu (or if I start X)" >> >> Does this mean that you get freeze only sometimes in kldload amdgpu? >> > > It always freezes when I kldload either amdgpu or radeonkms. Hmm :( Did you set all the sysctls as described in the "debugging tips" section in https://wiki.freebsd.org/Graphics? dev.drm.skip_ddb="1" debug.debugger_on_panic=0 dev.drm.drm_debug_persist="1" dev.drm.drm_debug=-1 With these set (add in /boot/loader.conf and reboot), do you get a core dump or some drm log messages left in dmesg after reboot? > > Pierre > _______________________________________________ > [email protected] mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-x11 > To unsubscribe, send any mail to "[email protected]" _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-x11 To unsubscribe, send any mail to "[email protected]"