Date: Wed, 6 Mar 2019 08:49:10 +0000 From: Johannes Lundberg <johalun0@gmail.com> To: Pierre DAVID <pdagog@gmail.com>, x11@freebsd.org Subject: Re: system freezes when loading amdgpu Message-ID: <1cc99583-3096-3077-c13a-9c8143f254be@gmail.com> In-Reply-To: <20190305060754.GB1375@vagabond> References: <20190225195558.GA1603@vagabond> <20190304094406.GB17710@vagabond> <6d097479-4678-7550-b90b-91fd2b88cf20@gmail.com> <20190305060754.GB1375@vagabond>
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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 i= n >> 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.=C2=A0 Hmm :( Did you set all the sysctls as described in the "debugging tips" section in https://wiki.freebsd.org/Graphics? dev.drm.skip_ddb=3D"1" debug.debugger_on_panic=3D0 dev.drm.drm_debug_persist=3D"1" dev.drm.drm_debug=3D-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 > _______________________________________________ > freebsd-x11@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-x11 > To unsubscribe, send any mail to "freebsd-x11-unsubscribe@freebsd.org"
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