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Re: [Xen-devel] RE: [RFC][QEMU] ATI graphics VBIOS passthru support



On Sun, Dec 12, 2010 at 12:19:08AM -0600, Huang2, Wei wrote:
> This patch isn't meant to be final version. The stubdom issue was known to 
> me. Users can just compile qemu-dm and copy it to overwrite existing Xen 
> installation for a quick testing.
> 

Any plans for the "final version" ?

-- Pasi

> Thanks,
> -Wei
> ________________________________________
> From: Keir Fraser [keir.xen@xxxxxxxxx] On Behalf Of Keir Fraser [keir@xxxxxxx]
> Sent: Saturday, December 11, 2010 9:38 AM
> To: Sander Eikelenboom; Huang2, Wei
> Cc: Xen-devel; Ian Jackson; Kay, Allen M; Wang2, Wei; djmagee@xxxxxxxxxxxx
> Subject: Re: [Xen-devel] RE: [RFC][QEMU] ATI graphics VBIOS passthru support
> 
> The patch would need some work to make it suitable for check in and get it
> working for stubdom. At the very least the ioperm() calls would need
> removing completely, or stubbing out for the stubdom build.
> 
>  -- Keir
> 
> On 11/12/2010 14:06, "Sander Eikelenboom" <linux@xxxxxxxxxxxxxx> wrote:
> 
> > Do i need any previous patches for this to work ?
> >
> > After applying it to xen-unstable, compiling xen results in:
> >
> > make[2]: Entering directory `/usr/src/new/xen-unstable.hg/extras/mini-os'
> > [ -e include/xen ] || ln -sf ../../../xen/include/public include/xen
> > [ -e include/mini-os ] || ln -sf . include/mini-os
> > [ -e include/x86/mini-os ] || ln -sf . include/x86/mini-os
> > make --directory=arch/x86
> > OBJ_DIR=/usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/arch/x86 
> > ||
> > exit 1;
> > make[3]: Entering directory
> > `/usr/src/new/xen-unstable.hg/extras/mini-os/arch/x86'
> > make[3]: Nothing to be done for `all'.
> > make[3]: Leaving directory
> > `/usr/src/new/xen-unstable.hg/extras/mini-os/arch/x86'
> > ld -r -nostdlib
> > -L/usr/src/new/xen-unstable.hg/stubdom/cross-root-x86_64/x86_64-xen-elf/lib
> > -m elf_x86_64
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/arch/x86/x86_64.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mini-os_app.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/blkfront.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/events.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/fbfront.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/fs-front.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/gntmap.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/gnttab.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/hypervisor.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/kernel.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lock.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/main.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mm.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/netfront.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/pcifront.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/sched.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lib/ctype.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lib/math.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lib/printf.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lib/stack_chk_fail.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lib/string.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lib/sys.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lib/xmalloc.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lib/xs.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/xenbus/xenbus.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/console/console.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/console/xencons_ring
> > .o /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/lwip.a
> > -L/usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/arch/x86 
> > -lx86_64
> > -lc -o /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mini-os.o
> > objcopy -w -G xenos_* -G _start
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mini-os.o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mini-os.o
> > ld -nostdlib
> > -L/usr/src/new/xen-unstable.hg/stubdom/cross-root-x86_64/x86_64-xen-elf/lib
> > -m elf_x86_64 -T arch/x86/minios-x86_64.lds
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mini-os.o  -o
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mini-os
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mini-os.o: In
> > function `ati_hw_out':
> > /usr/src/new/xen-unstable.hg/stubdom/ioemu/hw/pt-graphics.c:82: undefined
> > reference to `ioperm'
> > /usr/src/new/xen-unstable.hg/stubdom/ioemu/hw/pt-graphics.c:84: undefined
> > reference to `ioperm'
> > /usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mini-os.o: In
> > function `ati_hw_in':
> > /usr/src/new/xen-unstable.hg/stubdom/ioemu/hw/pt-graphics.c:72: undefined
> > reference to `ioperm'
> > /usr/src/new/xen-unstable.hg/stubdom/ioemu/hw/pt-graphics.c:74: undefined
> > reference to `ioperm'
> > make[2]: ***
> > [/usr/src/new/xen-unstable.hg/stubdom/mini-os-x86_64-ioemu/mini-os] Error 1
> > make[2]: Leaving directory `/usr/src/new/xen-unstable.hg/extras/mini-os'
> > make[1]: *** [ioemu-stubdom] Error 2
> > make[1]: Leaving directory `/usr/src/new/xen-unstable.hg/stubdom'
> > make: *** [install-stubdom] Error 2
> >
> > Don't know why the include of sys/io.h doesn't seem to work
> > --
> >
> > Sander
> >
> > Saturday, December 11, 2010, 12:40:19 AM, you wrote:
> >
> >> Hi,
> >
> >> The attached patch supports dynamic detection of BARs (both MMIO and
> >> PIO). Hopefully it can alleviate some of the issues you saw with ATI gfx
> >> passthru. Please let me know whether it works better for you.
> >
> >> Thanks,
> >> -Wei
> >
> >> On 12/07/2010 04:00 AM, Pasi Kärkkäinen wrote:
> >>> On Wed, Oct 13, 2010 at 04:37:10PM -0500, Huang2, Wei wrote:
> >>>>     Sorry, hold on a second. This fix seems corrupt my pci config space
> >>>> after
> >>>>     several runs.
> >>>>
> >>> Hello,
> >>>
> >>> Any updates to these patches? Many users have been asking about amd/ati 
> >>> vga
> >>> passthru stuff..
> >>>
> >>> -- Pasi
> >>>
> >>>>
> >>>>     -Wei
> >>>>
> >>>>
> >>>>
> >>>>     From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
> >>>>     [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Huang2, 
> >>>> Wei
> >>>>     Sent: Wednesday, October 13, 2010 3:47 PM
> >>>>     To: djmagee@xxxxxxxxxxxx; Kay, Allen M; Ian Jackson
> >>>>     Cc: Wang2, Wei; Xen-devel
> >>>>     Subject: RE: [Xen-devel] RE: [RFC][QEMU] ATI graphics VBIOS passthru
> >>>>     support
> >>>>
> >>>>
> >>>>
> >>>>     Hi Allen and Doug,
> >>>>
> >>>>
> >>>>
> >>>>     Could you fix the following line in save_pci_conf_space() of
> >>>>     tools/python/xen/util/pci.py?
> >>>>
> >>>>
> >>>>
> >>>>             "for i in range(0, 256, 4):" to "for i in range(0, 512, 4):"
> >>>>
> >>>>
> >>>>
> >>>>     This solves my black screen issue. Please let me know the results.
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>     Thanks,
> >>>>
> >>>>     -Wei
> >>>>
> >>>>
> >>>>
> >>>>     From: djmagee@xxxxxxxxxxxx [mailto:djmagee@xxxxxxxxxxxx]
> >>>>     Sent: Friday, October 08, 2010 10:53 AM
> >>>>     To: Huang2, Wei; Kay, Allen M; Ian Jackson
> >>>>     Cc: Xen-devel; Wang2, Wei
> >>>>     Subject: RE: [Xen-devel] RE: [RFC][QEMU] ATI graphics VBIOS passthru
> >>>>     support
> >>>>
> >>>>
> >>>>
> >>>>     Wei,
> >>>>
> >>>>                     These were guests that had never seen the catalyst
> >>>> driver
> >>>>     before.  I booted each three with the graphics device and usb devices
> >>>>     assigned, they worked fine using the basic VGA driver, then installed
> >>>>     fresh Catalyst 10.9, rebooted, and each one crashed.
> >>>>
> >>>>
> >>>>
> >>>>                     Let me know if there's any other info I can provide
> >>>> that
> >>>>     will help you debug.  The motherboard is a DQ45CB, running 
> >>>> xen-unstable
> >>>>     c/s 22155 using `dom0_mem=768M iommu=1' on the grub line, and using
> >>>> pvops
> >>>>     Dom0 from stable-2.6.32.x commit 179eca50.
> >>>>
> >>>>
> >>>>
> >>>>     Doug Magee
> >>>>
> >>>>
> >>>>
> >>>>     From: Huang2, Wei [mailto:Wei.Huang2@xxxxxxx]
> >>>>     Sent: Friday, October 08, 2010 11:41 AM
> >>>>     To: djmagee@xxxxxxxxxxxx; Kay, Allen M; Ian Jackson
> >>>>     Cc: Xen-devel; Wang2, Wei
> >>>>     Subject: RE: [Xen-devel] RE: [RFC][QEMU] ATI graphics VBIOS passthru
> >>>>     support
> >>>>
> >>>>
> >>>>
> >>>>     Hi Doug,
> >>>>
> >>>>
> >>>>
> >>>>     Regarding Catalyst driver, we never saw guest crashing. Was it a 
> >>>> fresh
> >>>>     Catalyst installation or an existing guest image? We felt this VBIOS
> >>>> patch
> >>>>     might not provide all necessary resources to driver, which got upset.
> >>>>     Currently we are debugging it with our driver team and will let you
> >>>> know
> >>>>     the update.
> >>>>
> >>>>
> >>>>
> >>>>     Thanks,
> >>>>
> >>>>     -Wei
> >>>>
> >>>>
> >>>>
> >>>>     From: djmagee@xxxxxxxxxxxx [mailto:djmagee@xxxxxxxxxxxx]
> >>>>     Sent: Friday, October 08, 2010 9:41 AM
> >>>>     To: Huang2, Wei; Kay, Allen M; Ian Jackson
> >>>>     Cc: Xen-devel
> >>>>     Subject: RE: [Xen-devel] RE: [RFC][QEMU] ATI graphics VBIOS passthru
> >>>>     support
> >>>>
> >>>>
> >>>>
> >>>>     Wei,
> >>>>
> >>>>                     I've tested with a Radeon 4770 and it the VBIOS works
> >>>>     without a problem, through many guest (re)boots, so it seems pretty
> >>>>     solid.  I tested a linux guest (fairly standard Fedora 12), Windows 
> >>>> XP,
> >>>>     and Windows 7 (without accelerated drivers).  The open radeon linux
> >>>> driver
> >>>>     works fine.
> >>>>
> >>>>
> >>>>
> >>>>     The Catalyst driver fails in Windows XP (STOP 0x000000EA, thread 
> >>>> stuck
> >>>> in
> >>>>     device driver), windows 7 (STOP 0x00000116, driver fails to properly
> >>>>     reset?), and linux (total system freeze).  This seems to be different
> >>>> than
> >>>>     the `Blank Screen' problem you report, as the driver is clearly not
> >>>>     functioning properly.
> >>>>
> >>>>
> >>>>
> >>>>     Doug Magee
> >>>>
> >>>>
> >>>>
> >>>>     From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
> >>>>     [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Huang2, 
> >>>> Wei
> >>>>     Sent: Friday, October 08, 2010 9:57 AM
> >>>>     To: Kay, Allen M; Ian Jackson
> >>>>     Cc: Xen-devel
> >>>>     Subject: [Xen-devel] RE: [RFC][QEMU] ATI graphics VBIOS passthru
> >>>> support
> >>>>
> >>>>
> >>>>
> >>>>     Hi Allen,
> >>>>
> >>>>
> >>>>
> >>>>     Yes, Catalyst driver is the one from public website. The driver still
> >>>> has
> >>>>     a  minor issue with this VBIOS patch. The purpose of submitting VBIOS
> >>>>     patch is to get community feedbacks. After we figure out the root 
> >>>> cause
> >>>> of
> >>>>     black screen, I will formally submit a patch for inclusion.
> >>>>
> >>>>
> >>>>
> >>>>     Thanks,
> >>>>
> >>>>     -Wei
> >>>>
> >>>>
> >>>>
> >>>>     From: Kay, Allen M [mailto:allen.m.kay@xxxxxxxxx]
> >>>>     Sent: Friday, October 08, 2010 2:21 AM
> >>>>     To: Huang2, Wei; Ian Jackson
> >>>>     Cc: Xen-devel
> >>>>     Subject: RE: [RFC][QEMU] ATI graphics VBIOS passthru support
> >>>>
> >>>>
> >>>>
> >>>>     Hi Wei,
> >>>>
> >>>>
> >>>>
> >>>>     Is Catalyst driver the one on AMD website?  I think that's what I 
> >>>> have
> >>>> in
> >>>>     my win7 guest and it matches the symptom you are describing.  "lspci"
> >>>>     reports my ATI card is a V5700 - although it says v3750 on the box.
> >>>> Where
> >>>>     can I get a working driver?
> >>>>
> >>>>
> >>>>
> >>>>     The patch looks reasonable to me in general.
> >>>>
> >>>>
> >>>>
> >>>>     Allen
> >>>>
> >>>>
> >>>>
> >>>>     From: Huang2, Wei [mailto:Wei.Huang2@xxxxxxx]
> >>>>     Sent: Thursday, October 07, 2010 9:06 PM
> >>>>     To: Kay, Allen M; Ian Jackson
> >>>>     Cc: Xen-devel
> >>>>     Subject: RE: [RFC][QEMU] ATI graphics VBIOS passthru support
> >>>>
> >>>>
> >>>>
> >>>>     Hi Allen,
> >>>>
> >>>>
> >>>>
> >>>>     Thanks for testing it out. We have tested this patch with Radeon 
> >>>> 4850,
> >>>>     4870, FirePro V5700 and FirePro M5800. Unfortunately we don't have
> >>>> V3750
> >>>>     at hand. It is very possible this patch isn't compatible with V3750. 
> >>>> We
> >>>>     will try to get hold of one for debugging. For graphics which work 
> >>>> with
> >>>>     this path, users should be able to get rid of emulated gfx (such as
> >>>>     Cirrus). I have successfully installed a Windows guest VM using this
> >>>>     patch.
> >>>>
> >>>>
> >>>>
> >>>>     I also want to point out that there is still an issue. Users will 
> >>>> see a
> >>>>     black screen after installing Catalyst driver. Even though the screen
> >>>>     appears to be black, the driver is actually functioning correctly
> >>>> (3DMark
> >>>>     can be run with external monitor). Our driver team is currently
> >>>> debugging
> >>>>     it and they believe this is easy to fix.
> >>>>
> >>>>
> >>>>
> >>>>     What is your opinion on this patch (and the solution) in general?
> >>>>
> >>>>
> >>>>
> >>>>     -Wei
> >>>>
> >>>>
> >>>>
> >>>>     From: Kay, Allen M [mailto:allen.m.kay@xxxxxxxxx]
> >>>>     Sent: Thursday, October 07, 2010 6:58 PM
> >>>>     To: Huang2, Wei; Ian Jackson
> >>>>     Cc: Xen-devel
> >>>>     Subject: RE: [RFC][QEMU] ATI graphics VBIOS passthru support
> >>>>
> >>>>
> >>>>
> >>>>     Hi Wei,
> >>>>
> >>>>
> >>>>
> >>>>     This patch did not cause any problems with Intel IGD passthrough for
> >>>> me.
> >>>>     However, the monitor remained blank if I pass through ATI Firepro 
> >>>> V3750
> >>>>     either as the primary display device or the secondary device
> >>>>     (gfx_passthru=1/0).  Passing it through as the secondary device used 
> >>>> to
> >>>>     work.
> >>>>
> >>>>
> >>>>
> >>>>     Have you tested the patch with this graphics card?
> >>>>
> >>>>
> >>>>
> >>>>     Allen
> >>>>
> >>>>
> >>>>
> >>>>     From: Huang2, Wei [mailto:Wei.Huang2@xxxxxxx]
> >>>>     Sent: Thursday, October 07, 2010 9:57 AM
> >>>>     To: Ian Jackson
> >>>>     Cc: Xen-devel; Kay, Allen M
> >>>>     Subject: [RFC][QEMU] ATI graphics VBIOS passthru support
> >>>>
> >>>>
> >>>>
> >>>>     Hi Ian,
> >>>>
> >>>>
> >>>>
> >>>>     There have been a lot of interest on gfx passthru recently. This 
> >>>> patch
> >>>>     enables ATI VBIOS in passthru mode. The guest VM system BIOS 
> >>>> (including
> >>>>     Windows boot logo) can now show in passthru screen. We have tested 
> >>>> with
> >>>>     various Windows and Linux guest VMs. Please help review it. We are 
> >>>> also
> >>>>     looking forward to comments and suggestions from Xen community users.
> >>>>
> >>>>
> >>>>
> >>>>     Signed-off-by: Wei Huang<wei.huang2@xxxxxxx>
> >>>>
> >>>>     Signed-off-by: Wei Wang<wei.wang2@xxxxxxx>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>> _______________________________________________
> >>>> Xen-devel mailing list
> >>>> Xen-devel@xxxxxxxxxxxxxxxxxxx
> >>>> http://lists.xensource.com/xen-devel
> >>>
> >
> >
> >
> 
> 
> 
> 
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel

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