From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pasi =?iso-8859-1?Q?K=E4rkk=E4inen?= Subject: Re: pvops Dom0 graphics doesnt work with Intel i915 Date: Thu, 7 Oct 2010 22:33:49 +0300 Message-ID: <20101007193349.GY2804@reaktio.net> References: <20101001175710.GA17209@dumpdata.com> <20101006201204.GR2804@reaktio.net> <20101007010729.GA22018@dumpdata.com> <20101007180518.GA11383@dumpdata.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: sanjay kushwaha Cc: Jeremy Fitzhardinge , xen-devel , Konrad Rzeszutek Wilk List-Id: xen-devel@lists.xenproject.org On Thu, Oct 07, 2010 at 12:12:30PM -0700, sanjay kushwaha wrote: > Hi Konrad, > Unfortunately T410 doesnt have a serial port and neither does the do= cking > station. I havent had any success with USB-to-Serial port dongles in= the > past. is there any way to get the serial port output? >=20 Is that vPro laptop? If yes, then it should have Intel AMT (Active Manage= ment Technology), which provides SOL (Serial Over Lan). -- Pasi > Thanks, > Sanjay >=20 > On Thu, Oct 7, 2010 at 11:05 AM, Konrad Rzeszutek Wilk > <[1]konrad.wilk@oracle.com> wrote: >=20 > On Thu, Oct 07, 2010 at 10:36:34AM -0700, sanjay kushwaha wrote: > > Hi Konrad, > > I tried your tree. It created a 2.6.32.15 based pvops kernel but > graphics > > with VT-d still doesn't work. when I give iommu=3D0 on xen kerne= l > command line > > in grub menu, graphics works but with iommu=3D1 it doesnt work (= The > whole > > screen is garbage). >=20 > Are there any warnings/debug messages in the serial log? Please fo= llow > the PVOPS Wiki on how to enable all the debug options. > > > > > > On Wed, Oct 6, 2010 at 6:07 PM, Konrad Rzeszutek Wilk < > > [2]konrad.wilk@oracle.com> wrote: > > > > > On Wed, Oct 06, 2010 at 04:02:51PM -0700, sanjay kushwaha wrot= e: > > > > Thanks Pasi. > > > > > > > > Hi Konrad, > > > > Could you please let me know how to get these backported dri= vers > as > > > > indicated by Pasi? This is the tree that I have. > > > > > > Just follow the Wiki. Oh, I need to update it. > > > > > > Here do this: > > > > > > git remote add konrad git:// > > > [3]git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git > > > > > > git pull konrad > > > git checkout konrad/devel/next.drm > > > > > > make > > > > > > > > > > > [evans@vwifi0 linux-2.6.32.x]$ git show > > > > commit b297cdac0373625d3cd0e6f2b393570dcf2edba6 > > > > Merge: c6cfd01 64392f6 > > > > Author: Jeremy Fitzhardinge <[4]jeremy.fitzhardinge@citrix.c= om> > > > > Date: Mon Sep 13 14:27:24 2010 -0700 > > > > > > > > Merge branch 'xen/next' into xen/next-2.6.32 > > > > > > > > * xen/next: > > > > xen/netfront: Fix another potential race condition > > > > Revert "xen/netfront: default smartpoll to on" > > > > > > > > [evans@vwifi0 linux-2.6.32.x]$ > > > > > > > > > > > > Thanks, > > > > Sanjay > > > > > > > > On Wed, Oct 6, 2010 at 1:12 PM, Pasi K=E4rkk=E4inen <[5]pasi= k@iki.fi> > wrote: > > > > > > > > > On Wed, Oct 06, 2010 at 10:50:57AM -0700, sanjay kushwaha = wrote: > > > > > > Hi, > > > > > > I have run into more problems now. This time with VT-= d. > > > > > > When I enable VT-d on this laptop, graphics again sto= ps > working in > > > > > dom0 > > > > > > with pvops (linux 2.6.32.21). the screen starts showi= ng > garbage as > > > > > soon as > > > > > > it switches into graphics mode.this happens when I bo= ot the > pvops > > > > > kernel > > > > > > both as dom0 and native linux. However, when I try 2.= 6.33 > based > > > pvops > > > > > > kernel (stable-2.6.33.x) graphics seems to work fine = with > VT-d > > > when > > > > > > running native but it doesnt work when running as Dom= 0. > > > > > > > > > > > > so now the problem is: > > > > > > > > > > > > with stable-2.6.32.x: graphics works in Dom0 without = Vt-d > but not > > > with > > > > > > VT-d (neither native nor Dom0). > > > > > > with stable-2.6.33.x: graphics works with VT-d when r= unning > native > > > but > > > > > > doesnt work when running as Dom0 (with or without VT-= d). > > > > > > > > > > > > > > > > stable-2.6.33.x is not maintained, and you shouldn't use i= t. > > > > > > > > > > I think Konrad has a backport of the 2.6.34 drm/dri driver= s > > > > > to stable-2.6.32.x somewhere.. that might help. > > > > > > > > > > [6]http://wiki.xensource.com/xenwiki/XenPVOPSDRM > > > > > > > > > > -- Pasi > > > > > > > > > > > I am experiencing this problem both with Lenovo T410,= and > Dell > > > > > latitude > > > > > > E6410. > > > > > > Has anybody experienced this problem? > > > > > > > > > > > > Thanks, > > > > > > Sanjay > > > > > > > > > > > > On Fri, Oct 1, 2010 at 11:06 AM, sanjay kushwaha > > > > > > <[1][7]sanjay.kushwaha@gmail.com> wrote: > > > > > > > > > > > > havent tried stable-2.6.32.x on Radeon. It works wi= th > nomodeset > > > and > > > > > > nopat options with stable-2.6.33.x branch. > > > > > > > > > > > > On Fri, Oct 1, 2010 at 10:57 AM, Konrad Rzeszutek W= ilk > > > > > > <[2][8]konrad.wilk@oracle.com> wrote: > > > > > > > > > > > > On Fri, Oct 01, 2010 at 10:06:48AM -0700, sanjay > kushwaha > > > wrote: > > > > > > > When I dont use nomodeset option, dom0 boots fi= ne X > runs > > > > > properly. > > > > > > So Fedora > > > > > > > 13 (X86_64) distro with stable-2.6.32.x pvops k= ernel > and > > > > > > xen-unstable works > > > > > > > fine for i915 without nomodeset option. > > > > > > > > > > > > Good to hear it works for you. > > > > > > > > > > > > What about your radeon laptop? > > > > > > > > > > > > > > Thanks, > > > > > > > Sanjay > > > > > > > > > > > > > > On Wed, Sep 29, 2010 at 3:56 PM, sanjay kushwah= a > > > > > > > <[3][9]sanjay.kushwaha@gmail.com>wrote: > > > > > > > > > > > > > > > Hi Jeremy, > > > > > > > > I switched to stable-2.6.32.x branch (which i= s > 2.6.32.21 > > > > > based) > > > > > > but I get > > > > > > > > the same problem. Attached is the Xorg.0.log = file > when I > > > > > booted > > > > > > with > > > > > > > > nomodeset option. > > > > > > > > > > > > > > > > interestingly I did not see any kernel or dri= ver > crash > > > > > messages in > > > > > > the > > > > > > > > dmesg output. I do see these messages multipl= e > times in > > > > > > /var/log/messages > > > > > > > > * > > > > > > > > Sep 29 15:40:32 vwifi0 gdm-binary[2244]: WARN= ING: > > > GdmDisplay: > > > > > > display > > > > > > > > lasted 0.048984 seconds > > > > > > > > Sep 29 15:40:32 vwifi0 gdm-binary[2244]: WARN= ING: > > > > > > GdmLocalDisplayFactory: > > > > > > > > maximum number of X display failures reached:= check > X > > > server > > > > > log > > > > > > for errors > > > > > > > > * > > > > > > > > > > > > > > > > Thanks, > > > > > > > > Sanjay > > > > > > > > > > > > > > > > > > > > > > > > On Wed, Sep 29, 2010 at 11:57 AM, Jeremy > Fitzhardinge > > > > > > <[4][10]jeremy@goop.org>wrote: > > > > > > > > > > > > > > > >> On 09/29/2010 11:12 AM, sanjay kushwaha wro= te: > > > > > > > >> > Hi Folks, > > > > > > > >> > I am trying to boot latest xen-unstable on= my > laptop > > > which > > > > > has > > > > > > Intel > > > > > > > >> > i915 graphics. PVOPS dom0 is 2.6.33.6 base= d > (from > > > branch > > > > > > > >> > xen/stable-2.6.33.x) > > > > > > > >> > > > > > > > >> Don't use that branch; it isn't supported (i= n > fact, I > > > deleted > > > > > it > > > > > > a while > > > > > > > >> ago). Use xen/stable-2.6.32.x for now. > > > > > > > >> > > > > > > > >> J > > > > > > > >> > > > > > > > >> > and the distro is fedora 13 64-bit. The gr= aphics > doesnt > > > > > come up > > > > > > and it > > > > > > > >> > seems that i915 driver is crashing multipl= e > times. If I > > > > > boot in > > > > > > > >> > run-level 3 (without X) dom0 boots fine. > > > > > > > >> > I tried booting the dom0 kernel with nomod= eset > and > > > nopat > > > > > > options > > > > > > > >> > without any success. I searched on interne= t and > found > > > that > > > > > > multiple > > > > > > > >> > people have reported similar problem but I= could > not > > > find > > > > > any > > > > > > solution. > > > > > > > >> > > > > > > > > >> > Has anybody found a solution or workaround= to > this > > > problem? > > > > > > > >> > > > > > > > > >> > Thanks, > > > > > > > >> > Sanjay > > > > > > > >> > > > > > > > > >> > PS: I have another laptop with same versio= n of > xen and > > > > > pvops > > > > > > dom0 but > > > > > > > >> > it has ATI radeon graphics card. This lapt= op > boots dom0 > > > > > with > > > > > > graphics > > > > > > > >> > when I give nomodeset and nopat options (b= ut > fails if I > > > > > dont > > > > > > give > > > > > > > >> > either of those two options). > > > > > > > >> > > > > > > > > >> > > > > > > > > >> > > > > > > > > >> > __________________________________________= _____ > > > > > > > >> > Xen-devel mailing list > > > > > > > >> > [5][11]Xen-devel@lists.xensource.com > > > > > > > >> > [6][12]http://lists.xensource.com/xen-deve= l > > > > > > > >> > > > > > > > >> > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > > > Xen-devel mailing list > > > > > > > [7][13]Xen-devel@lists.xensource.com > > > > > > > [8][14]http://lists.xensource.com/xen-devel > > > > > > > > > > > > -- > > > > > > ---------------------- > > > > > > Dr. Sanjay Kumar > > > > > > Research Scientist > > > > > > Intel Corporation > > > > > > > > > > > > -- > > > > > > ---------------------- > > > > > > Dr. Sanjay Kumar > > > > > > Research Scientist > > > > > > Intel Corporation > > > > > > > > > > > > References > > > > > > > > > > > > Visible links > > > > > > 1. mailto:[15]sanjay.kushwaha@gmail.com > > > > > > 2. mailto:[16]konrad.wilk@oracle.com > > > > > > 3. mailto:[17]sanjay.kushwaha@gmail.com > > > > > > 4. mailto:[18]jeremy@goop.org > > > > > > 5. mailto:[19]Xen-devel@lists.xensource.com > > > > > > 6. [20]http://lists.xensource.com/xen-devel > > > > > > 7. mailto:[21]Xen-devel@lists.xensource.com > > > > > > 8. [22]http://lists.xensource.com/xen-devel > > > > > > > > > > > _______________________________________________ > > > > > > Xen-devel mailing list > > > > > > [23]Xen-devel@lists.xensource.com > > > > > > [24]http://lists.xensource.com/xen-devel > > > > > > > > > > > > > > > > > > > > > > -- > > > > ---------------------- > > > > Dr. Sanjay Kumar > > > > Research Scientist > > > > Intel Corporation > > > > > > > > > > > -- > > ---------------------- > > Dr. Sanjay Kumar > > Research Scientist > > Intel Corporation >=20 > > _______________________________________________ > > Xen-devel mailing list > > [25]Xen-devel@lists.xensource.com > > [26]http://lists.xensource.com/xen-devel >=20 > -- > ---------------------- > Dr. Sanjay Kumar > Research Scientist > Intel Corporation >=20 > References >=20 > Visible links > 1. mailto:konrad.wilk@oracle.com > 2. mailto:konrad.wilk@oracle.com > 3. http://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git > 4. mailto:jeremy.fitzhardinge@citrix.com > 5. mailto:pasik@iki.fi > 6. http://wiki.xensource.com/xenwiki/XenPVOPSDRM > 7. mailto:sanjay.kushwaha@gmail.com > 8. mailto:konrad.wilk@oracle.com > 9. mailto:sanjay.kushwaha@gmail.com > 10. mailto:jeremy@goop.org > 11. mailto:Xen-devel@lists.xensource.com > 12. http://lists.xensource.com/xen-devel > 13. mailto:Xen-devel@lists.xensource.com > 14. http://lists.xensource.com/xen-devel > 15. mailto:sanjay.kushwaha@gmail.com > 16. mailto:konrad.wilk@oracle.com > 17. mailto:sanjay.kushwaha@gmail.com > 18. mailto:jeremy@goop.org > 19. mailto:Xen-devel@lists.xensource.com > 20. http://lists.xensource.com/xen-devel > 21. mailto:Xen-devel@lists.xensource.com > 22. http://lists.xensource.com/xen-devel > 23. mailto:Xen-devel@lists.xensource.com > 24. http://lists.xensource.com/xen-devel > 25. mailto:Xen-devel@lists.xensource.com > 26. http://lists.xensource.com/xen-devel > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel