From owner-freebsd-x11@freebsd.org Wed Aug 1 17:54:20 2018 Return-Path: Delivered-To: freebsd-x11@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 4DC0F1064C57 for ; Wed, 1 Aug 2018 17:54:20 +0000 (UTC) (envelope-from pete@nomadlogic.org) Received: from vps-mail.nomadlogic.org (mail.nomadlogic.org [IPv6:2607:f2f8:a098::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id C69C87FE2B for ; Wed, 1 Aug 2018 17:54:19 +0000 (UTC) (envelope-from pete@nomadlogic.org) Received: from [192.168.1.106] (cpe-75-82-194-8.socal.res.rr.com [75.82.194.8]) by vps-mail.nomadlogic.org (OpenSMTPD) with ESMTPSA id 3680b647 TLS version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO; Wed, 1 Aug 2018 10:54:17 -0700 (PDT) Subject: Re: X11 not working on 11-STABLE with AMDGPU To: CL Moonriver , freebsd-x11@freebsd.org, pkubaj@anongoth.pl References: <20180801092849.GA75303@KGPE-D16> <95b8cfa0-0908-3321-5155-ef49b1bb0a64@equinedreams.art> <20180801141207.GA5202@smtp.iq.pl> <4266f156-3a83-a45d-fab0-cde090c139ba@equinedreams.art> From: Pete Wright Message-ID: <67630578-f418-b435-9bb0-b40f12e9d881@nomadlogic.org> Date: Wed, 1 Aug 2018 10:54:13 -0700 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: <4266f156-3a83-a45d-fab0-cde090c139ba@equinedreams.art> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-BeenThere: freebsd-x11@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: X11 on FreeBSD -- maintaining and support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 01 Aug 2018 17:54:20 -0000 On 8/1/18 10:29 AM, CL Moonriver wrote: > The only thing that actually worked for me was the kms module loaded > in rc.conf. Any attempt to configure the display in xorg.conf resulted > in an X server that would not start, but would continue running for > awhile and appear in the process list before it finally gave up. But > again, I must have an older AMD GPU because it uses the radeonkms > driver instead of amdgpu. (It's an AMD A10-7860k with Radeon R7 graphics) > > On another note, I'm using UEFI boot. Based on my limited > understanding, I think that means X is actually using the scfb driver, > which is not ideal from what I understand (no accelerated graphics). > But it works fine for what I do, and it's the only configuration I > could get working. > (removing freebsd-stable@ from this thread as this is X specific) hrm, booting UEFI should not restrict which Xorg driver is used for graphics.  For example, on my intel i915 systems I boot UEFI and use the modesetting driver once Xorg launches.  The scfb driver does all rendering in software and does not make use of the GPU at all. I'm not super familiar with AMD GPU - do you see any lines in your Xorg.0.log referring to errors attempting to load the modesetting driver?  that might be a good place to start looking. -pete -- Pete Wright pete@nomadlogic.org @nomadlogicLA