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<div class="moz-cite-prefix">Hi, <br>
<br>
I'm still on pc-i440fx-2.1 for some reason (i.e. laziness to
change scripts), so that likely won't help.<br>
<br>
my full qemu line in case it might help someone spotting the
problem (sorry for it being over-verbose, it was originally a
libvirt host that I copied out and modified when making the vga
passthrough work):<br>
<br>
LC_ALL=C
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
QEMU_AUDIO_DRV=none /usr/bin/qemu-system-x86_64 \<br>
-name 10-debian \<br>
-machine pc-i440fx-2.1,accel=kvm,usb=off \<br>
-cpu
SandyBridge,+invtsc,+osxsave,+pcid,+pdcm,+xtpr,+tm2,+est,+smx,+vmx,+ds_cpl,+monitor,+dtes64,+pbe,+tm,+ht,+ss,+acpi,+ds,+vme,hv_time,hv_relaxed,hv_vapic,hv_spinlocks=0x1fff
\<br>
-m 4096 \<br>
-realtime mlock=off \<br>
-smp 2,sockets=1,cores=2,threads=1 \<br>
-uuid 2c6bdea9-af93-401a-42b8-57515e851553 \<br>
-nographic -no-user-config -nodefaults \<br>
-rtc base=utc,driftfix=slew \<br>
-global kvm-pit.lost_tick_policy=discard \<br>
-no-hpet -global PIIX4_PM.disable_s3=1 -global
PIIX4_PM.disable_s4=1 \<br>
-boot menu=off,strict=on \<br>
-device pci-bridge,chassis_nr=1,id=pci.1,bus=pci.0,addr=0x2 \<br>
-device pci-bridge,chassis_nr=2,id=pci.2,bus=pci.0,addr=0x3 \<br>
-device pci-bridge,chassis_nr=3,id=pci.3,bus=pci.0,addr=0x4 \<br>
-device pci-bridge,chassis_nr=4,id=pci.4,bus=pci.0,addr=0x5 \<br>
-device pci-bridge,chassis_nr=5,id=pci.5,bus=pci.0,addr=0x6 \<br>
-device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 \<br>
-drive
file=/dev/A-ssd/qemu/10-debian,if=none,id=drive-virtio-disk0,format=raw,cache=none,aio=native
\<br>
-device
virtio-blk-pci,scsi=off,bus=pci.2,addr=0x1,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1
\<br>
-netdev
tap,id=netdev0,ifname=br0vmtap10,script=no,downscript=no \<br>
-device
virtio-net-pci,netdev=netdev0,id=net0,mac=42:42:42:00:00:0a,bus=pci.2,addr=0x2
\<br>
-netdev
tap,id=netdev1,ifname=br1vmtap10,script=no,downscript=no \<br>
-device
virtio-net-pci,netdev=netdev1,id=net1,mac=42:42:42:00:01:0a,bus=pci.2,addr=0x3
\<br>
-chardev pty,id=charserial0 \<br>
-device isa-serial,chardev=charserial0,id=serial0 \<br>
-device vfio-pci,host=05:00.0,id=hostdev2,bus=pci.4,addr=0x1 \<br>
-device vfio-pci,host=00:1a.0,id=hostdev3,bus=pci.2,addr=0x4 \<br>
-device vfio-pci,host=00:1b.0,id=hostdev4,bus=pci.2,addr=0x5 \<br>
-device vfio-pci,host=00:1d.0,id=hostdev5,bus=pci.2,addr=0x6 \<br>
-device
vfio-pci,host=01:00.0,id=hostdev6,bus=pci.5,multifunction=on,addr=0x1,x-vga=on
\<br>
-device
vfio-pci,host=01:00.1,id=hostdev7,bus=pci.5,addr=0x1.0x1 \<br>
-device virtio-balloon-pci,id=balloon0,bus=pci.2,addr=0x7 \<br>
-vga none \<br>
-chardev stdio,id=seabios \<br>
-device isa-debugcon,iobase=0x402,chardev=seabios \<br>
-msg timestamp=on \<br>
-device
virtio-input-host-pci,evdev=/dev/input/by-path/platform-i8042-serio-1-event-mouse
\<br>
-object
input-linux,id=input0,evdev=/dev/input/by-path/platform-i8042-serio-0-event-kbd
\<br>
2>/dev/null >/dev/null &<br>
<br>
Gh.<br>
<br>
Nick Sarnie wrote:<br>
</div>
<blockquote
cite="mid:CAOcCaLbMoqb8JmtA6V8AgiKugb66tjKPrV0PKUBj0nyeJxUeZg@mail.gmail.com"
type="cite">
<div dir="ltr">
<div>
<div>
<div>Hi Jiri,<br>
<br>
</div>
I just wanted to add that a similar issue is effecting me.
With qemu 2.6, I get a black screen after the seabios
screen. Downgrading to 2.5.1 fixes it for me. I tried 2.6
with the pc-i440fx-2.5 machine type, but that didn't work
either.<br>
<br>
</div>
If anyone has any ideas, let us know.<br>
<br>
</div>
Thanks<br>
</div>
<div class="gmail_extra"><br>
<div class="gmail_quote">On Fri, Jun 3, 2016 at 3:26 AM, Jiri
'Ghormoon' Novak <span dir="ltr"><<a
moz-do-not-send="true" href="mailto:ghormoon@gmail.com"
target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:ghormoon@gmail.com">ghormoon@gmail.com</a></a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex">Hello,<br>
<br>
yesterday I've upgraded to qemu 2.6 (I've just rebuilt
debian sid<br>
package for jessie, previously I did the same with 2.5 and
just added<br>
input-linux patches).<br>
<br>
I'm using vga passthrough on HP Elitebook 8560p laptop with
Radeon HD<br>
6470M, passing it in with x-vga=on (no ovmf, it doesn't have
ovmf firmware)<br>
<br>
After the upgrade, when booting linux, it shows bios screen,
then<br>
alternates black and garbage screen for few minutes, then
reboots (?),<br>
bios screen again, black screen, linux (only after driver
kicks in, no<br>
grub/boot screen, previously it worked). Rebooting from
guest makes it<br>
go through this all again including the few minutes of
garbage sreens.<br>
There's nothing in guest logs for that time, likely it
doesn't even pass<br>
grub.<br>
<br>
For windows it actually boots on first attempt, but also no
output until<br>
driver kicks in (previosly it shown boot screen or worked
without ati<br>
drivers installed)<br>
<br>
in the dmesg, there's quite a lot of rdmsr errors (on 2.5
there few a<br>
few too, but they appeared once, not in multiple batches
like now).<br>
<br>
I assume some graphic modes are now handled differently. Is
it only a<br>
change in defaults that I can override or is it a bug?<br>
<br>
dmesg:<br>
[ 136.888758] e1000e 0000:00:19.0: irq 46 for MSI/MSI-X<br>
[ 136.992866] e1000e 0000:00:19.0: irq 46 for MSI/MSI-X<br>
[ 136.993181] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not
ready<br>
[ 140.329803] e1000e: eth0 NIC Link is Up 1000 Mbps Full
Duplex, Flow<br>
Control: None<br>
[ 140.329858] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link
becomes ready<br>
[ 148.661906] VFIO - User Level meta-driver version: 0.3<br>
[ 148.667113] ehci-pci 0000:00:1a.0: remove, state 1<br>
[ 148.667123] usb usb3: USB disconnect, device number 1<br>
[ 148.667126] usb 3-1: USB disconnect, device number 2<br>
[ 148.667128] usb 3-1.1: USB disconnect, device number 3<br>
[ 148.667327] usb 3-1.2: USB disconnect, device number 4<br>
[ 148.667931] cdc_ncm 3-1.2:1.6 usb0: unregister 'cdc_ncm'<br>
usb-0000:00:1a.0-1.2, CDC NCM<br>
[ 148.701340] ehci-pci 0000:00:1a.0: USB bus 3 deregistered<br>
[ 148.876484] ehci-pci 0000:00:1d.0: remove, state 1<br>
[ 148.876505] usb usb4: USB disconnect, device number 1<br>
[ 148.876512] usb 4-1: USB disconnect, device number 2<br>
[ 148.876517] usb 4-1.1: USB disconnect, device number 3<br>
[ 148.986636] usb 4-1.4: USB disconnect, device number 4<br>
[ 149.045785] usb 4-1.6: USB disconnect, device number 5<br>
[ 149.055202] ehci-pci 0000:00:1d.0: USB bus 4 deregistered<br>
[ 149.099334] xhci_hcd 0000:05:00.0: remove, state 4<br>
[ 149.099348] usb usb2: USB disconnect, device number 1<br>
[ 149.116629] xhci_hcd 0000:05:00.0: USB bus 2 deregistered<br>
[ 149.116699] xhci_hcd 0000:05:00.0: remove, state 4<br>
[ 149.116710] usb usb1: USB disconnect, device number 1<br>
[ 149.118085] xhci_hcd 0000:05:00.0: USB bus 1 deregistered<br>
[ 149.408028] IPv6: ADDRCONF(NETDEV_CHANGE): br0vmtap10:
link becomes ready<br>
[ 149.408081] br0: port 1(br0vmtap10) entered forwarding
state<br>
[ 149.408092] br0: port 1(br0vmtap10) entered forwarding
state<br>
[ 149.408305] IPv6: ADDRCONF(NETDEV_CHANGE): br1vmtap10:
link becomes ready<br>
[ 149.408333] br1: port 1(br1vmtap10) entered forwarding
state<br>
[ 149.408343] br1: port 1(br1vmtap10) entered forwarding
state<br>
[ 151.128482] vfio_cap_init: 0000:00:1a.0 hiding cap 0xa<br>
[ 151.232527] vfio_ecap_init: 0000:00:1b.0 hiding ecap
0x5@0x130<br>
[ 151.340394] vfio_cap_init: 0000:00:1d.0 hiding cap 0xa<br>
[ 156.620596] dmar: DRHD: handling fault status reg 3<br>
[ 156.620662] dmar: DMAR:[DMA Read] Request device
[00:1d.0] fault addr<br>
ef000<br>
DMAR:[fault reason 06] PTE Read access is not set<br>
[ 157.585018] kvm: zapping shadow pages for mmio generation
wraparound<br>
[ 164.431957] br0: port 1(br0vmtap10) entered forwarding
state<br>
[ 164.431966] br1: port 1(br1vmtap10) entered forwarding
state<br>
[ 243.766285] kvm [4369]: vcpu0 unhandled rdmsr: 0x606<br>
[ 243.766358] kvm [4369]: vcpu0 unhandled rdmsr: 0x34<br>
[ 244.095770] vfio-pci 0000:05:00.0: irq 47 for MSI/MSI-X<br>
[ 244.149600] vfio-pci 0000:05:00.0: irq 47 for MSI/MSI-X<br>
[ 244.149606] vfio-pci 0000:05:00.0: irq 48 for MSI/MSI-X<br>
[ 244.149828] vfio-pci 0000:05:00.0: irq 47 for MSI/MSI-X<br>
[ 244.149832] vfio-pci 0000:05:00.0: irq 48 for MSI/MSI-X<br>
[ 244.149835] vfio-pci 0000:05:00.0: irq 49 for MSI/MSI-X<br>
[ 245.276448] kvm [4369]: vcpu0 unhandled rdmsr: 0x611<br>
[ 245.276518] kvm [4369]: vcpu0 unhandled rdmsr: 0x639<br>
[ 245.276582] kvm [4369]: vcpu0 unhandled rdmsr: 0x641<br>
[ 245.276644] kvm [4369]: vcpu0 unhandled rdmsr: 0x619<br>
[ 245.438562] vfio-pci 0000:00:1b.0: irq 50 for MSI/MSI-X<br>
[ 245.499553] vfio-pci 0000:01:00.1: irq 51 for MSI/MSI-X<br>
[ 245.608806] vfio-pci 0000:01:00.0: irq 54 for MSI/MSI-X<br>
[ 577.967787] kvm [4369]: vcpu0 unhandled rdmsr: 0x606<br>
[ 577.967861] kvm [4369]: vcpu0 unhandled rdmsr: 0x34<br>
[ 578.306848] vfio-pci 0000:05:00.0: irq 47 for MSI/MSI-X<br>
[ 578.357705] vfio-pci 0000:05:00.0: irq 47 for MSI/MSI-X<br>
[ 578.357712] vfio-pci 0000:05:00.0: irq 48 for MSI/MSI-X<br>
[ 578.357855] vfio-pci 0000:05:00.0: irq 47 for MSI/MSI-X<br>
[ 578.357859] vfio-pci 0000:05:00.0: irq 48 for MSI/MSI-X<br>
[ 578.357863] vfio-pci 0000:05:00.0: irq 49 for MSI/MSI-X<br>
[ 579.069686] kvm [4369]: vcpu0 unhandled rdmsr: 0x611<br>
[ 579.069757] kvm [4369]: vcpu0 unhandled rdmsr: 0x639<br>
[ 579.069822] kvm [4369]: vcpu0 unhandled rdmsr: 0x641<br>
[ 579.069885] kvm [4369]: vcpu0 unhandled rdmsr: 0x619<br>
[ 579.197944] vfio-pci 0000:00:1b.0: irq 50 for MSI/MSI-X<br>
[ 579.251914] vfio-pci 0000:01:00.0: irq 51 for MSI/MSI-X<br>
[ 581.257044] vfio-pci 0000:01:00.1: irq 54 for MSI/MSI-X<br>
<br>
Thanks,<br>
Gh.<br>
<br>
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</blockquote>
</div>
<br>
</div>
</blockquote>
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