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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] RE: [RFC][QEMU] ATI graphics VBIOS passthru support
Hi Pasi,
Users can do it in setup_vga_pt() in pt-graphics.c with something like:
+ int fd;
+ fd = open("/tmp/downloaded_vbios.bin", O_RDONLY);
+ bios_size = read(fd, bios, bios_size);
+ close(fd);
Then we can pass bios_size and bios to cpu_physical_memory_rw()
function.
-Wei
On Thu, 2010-12-16 at 12:29 -0600, Pasi KÃrkkÃinen wrote:
> On Mon, Dec 13, 2010 at 02:33:02PM -0600, Huang2, Wei wrote:
> > Hi Sander,
> >
> > I answer your questions (including the one from last email) below:
> >
> > 1. Your gfx is a bit old. Some of the tricks (such as MMINDEX values
> > 0x4010) aren't quite consistent across different generations of ATI gfx. I
> > need to look at the log myself. I will locate an HD3000 card to debug.
> > 2. The goal of this patch is to passthru the primary gfx as THE ONLY GFX
> > inside guest VM (namely: my patch + set gfx_passthru=1 in guest config
> > file). Since you are passthru the on-board secondary gfx, I am not sure
> > qemu-dm is copying the correct VBIOS from address 0xc0000. One solution is
> > to force VBIOS been read from a file, which can be downloaded from
> > http://www.techpowerup.com/vgabios/.
> >
>
> Do you happen to have a patch that allows specifying the file to load the vga
> bios
> from in the xen /etc/xen/<guest> cfgfile ?
>
> That'd be helpful for the time being..
>
> -- Pasi
>
> > 3. Note that current Xen support passthru ATI gfx as a secondary gfx, even
> > without my patch. So if you don't care about primary/secondary, you
> > probably don't need this patch. Have you tried: existing Xen + passthru ATI
> > without gfx_passthru=1? As for as I have seen, it worked for many ATI gfx.
> >
> > Thanks,
> > -Wei
> >
> > -----Original Message-----
> > From: Sander Eikelenboom [mailto:linux@xxxxxxxxxxxxxx]
> > Sent: Monday, December 13, 2010 2:18 PM
> > To: Huang2, Wei
> > Cc: Keir Fraser; Xen-devel; Ian Jackson; Kay, Allen M; Wang2, Wei;
> > djmagee@xxxxxxxxxxxx
> > Subject: Re: [Xen-devel] RE: [RFC][QEMU] ATI graphics VBIOS passthru support
> >
> > Hello Wei,
> >
> > It just occured to me, this is probably only working when trying to
> > passthrough the primary graphics card ?
> > I'm trying to passthrough a secondary card, so the primary(boot) card still
> > has the xen/dom0 console.
> >
> > It could end up giving problems by loading the wrong/no bios in the
> > hvmloader ?
> >
> > Should passing though a secondary graphics card also be possible with this
> > patch ?
> >
> > --
> > Sander
> >
> > Sunday, December 12, 2010, 7:19:08 AM, you 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.
> >
> > > 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 KÃrkkÃinen 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
> > >>>>
> > >>
> > >>
> > >>
> >
> >
> >
> >
> >
> >
> >
> > --
> > Best regards,
> > Sander mailto:linux@xxxxxxxxxxxxxx
> >
> >
> >
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-devel
>
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