* Re: Re: [Xen-users] (XEN) physdev.c:61: dom1: map invalid irq 1251
2011-01-05 9:54 ` (XEN) physdev.c:61: dom1: map invalid irq 1251 Pasi Kärkkäinen
@ 2011-01-06 16:42 ` Konrad Rzeszutek Wilk
0 siblings, 0 replies; 2+ messages in thread
From: Konrad Rzeszutek Wilk @ 2011-01-06 16:42 UTC (permalink / raw)
To: Pasi Kärkkäinen; +Cc: Rome Pierce, xen-devel, xen-users
On Wed, Jan 05, 2011 at 11:54:35AM +0200, Pasi Kärkkäinen wrote:
>
> Adding xen-devel to CC list..
>
> -- Pasi
>
> On Sat, Jan 01, 2011 at 04:59:39PM +0100, Rome Pierce wrote:
> > Hello,
> >
> > i'm using the latest Xen 4.0 testing from the mercurial repository and i want to passthrough my Intel Core gpu. But somehow it has a weird IRQ of 1251. So i cant start the vm if i set pci=['00:02.0']. The device is bound to the pciback driver correctly.
> >
Does this happen only with this device?
What does /proc/interrupts look like?
Is the Dom0 64-bit or 32-bit?
What does 'xm debug-keys <x>' where x is M, i, Q, z
tell you before and after you have tried to pass in the PCI device to the guest?
Oh, and what does 'xm dmesg' show?
> > The interesting part of xm dmesg (appears when i start the vm):
> >
> > (XEN) [VT-D]iommu.c:1484: d0:PCI: unmap bdf = 0:2.0
> > (XEN) [VT-D]iommu.c:1362: d1:PCI: map bdf = 0:2.0
> > (XEN) physdev.c:61: dom1: map invalid irq 1251
> > (XEN) [VT-D]io.c:300: d1: bind: m_gsi=55 g_gsi=36 device=5 intx=0
> > (XEN) [VT-D]iommu.c:1484: d1:PCI: unmap bdf = 0:2.0
> > (XEN) [VT-D]iommu.c:1362: d0:PCI: map bdf = 0:2.0
> >
> >
> > lspci -vvv:
> >
> > 00:02.0 VGA compatible controller: Intel Corporation Core Processor Integrated Graphics Controller (rev 12) (prog-if 00 [VGA controller])
> > Subsystem: Micro-Star International Co., Ltd. Device 7636
> > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
> > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
> > Latency: 0
> > Interrupt: pin A routed to IRQ 1251
> > Region 0: Memory at fb800000 (64-bit, non-prefetchable) [size=4M]
> > Region 2: Memory at d0000000 (64-bit, prefetchable) [size=256M]
> > Region 4: I/O ports at cc00 [size=8]
> > Expansion ROM at <unassigned> [disabled]
> > Capabilities: [90] MSI: Enable- Count=1/1 Maskable- 64bit-
> > Address: fee0800c Data: 4161
> > Capabilities: [d0] Power Management version 2
> > Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
> > Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
> > Capabilities: [a4] PCI Advanced Features
> > AFCap: TP+ FLR+
> > AFCtrl: FLR-
> > AFStatus: TP-
> > Kernel driver in use: pciback
> >
> > --
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>
>
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