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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-users] Xen 4.0.1 PCI passthrough help
Ok, so I've been working on this - The domU won't even boot at all with
the pci part included in the config, it just sits at p on 0.0 and the
xen log streams the following endlessly, until I restart xend.
<--snip
[2010-08-05 16:02:24 3593] DEBUG (XendDomainInfo:2790) _freeDMAmemory (5) Need
57064KiB DMA memory. Asking for 4142836KiB
[2010-08-05 16:02:24 3593] DEBUG (XendDomainInfo:2790) _freeDMAmemory (4) Need
57064KiB DMA memory. Asking for 4144884KiB
[2010-08-05 16:02:24 3593] DEBUG (XendDomainInfo:2790) _freeDMAmemory (3) Need
57064KiB DMA memory. Asking for 4146932KiB
[2010-08-05 16:02:24 3593] DEBUG (XendDomainInfo:2790) _freeDMAmemory (2) Need
57064KiB DMA memory. Asking for 4148980KiB
[2010-08-05 16:02:24 3593] DEBUG (XendDomainInfo:2790) _freeDMAmemory (1) Need
57064KiB DMA memory. Asking for 4151028KiB
[2010-08-05 16:02:24 3593] WARNING (XendDomainInfo:2806) We tried our best to
balloon down DMA memory to accomodate your PV guest. We need 57064KiB extra
memory.
<--snip
then the following is shown (after some info about disks etc..):
[2010-08-05 16:02:24 3593] INFO (XendDomainInfo:2367) createDevice: pci :
{'devs': [{'slot': '0x00', 'domain': '0x0000', 'key': '0a:00.0', 'bus': '0x0a',
'vdevfn': '0x100', 'func': '0x0', 'uuid':
'af2849a8-fd68-a178-b3dd-dd1a7f43147c'}], 'uuid':
'432a09e2-bb8d-0c78-821f-df8310261b66'}
[2010-08-05 16:02:24 3593] INFO (pciquirk:92) NO quirks found for PCI device
[8086:10c9:8086:0000]
[2010-08-05 16:02:24 3593] DEBUG (pciquirk:132) Permissive mode enabled for PCI
device [8086:10c9:8086:0000]
[2010-08-05 16:02:24 3593] DEBUG (pciquirk:141) Unconstrained device:
0000:0a:00.0
[2010-08-05 16:02:24 3593] ERROR (XendDomainInfo:2904)
XendDomainInfo.initDomain: exception occurred
Traceback (most recent call last):
File "/usr/lib/xen-4.0/lib/python/xen/xend/XendDomainInfo.py", line 2896, in
_initDomain
self._createDevices()
File "/usr/lib/xen-4.0/lib/python/xen/xend/XendDomainInfo.py", line 2374, in
_createDevices
devid = self._createDevice(devclass, config)
File "/usr/lib/xen-4.0/lib/python/xen/xend/XendDomainInfo.py", line 2336, in
_createDevice
return self.getDeviceController(deviceClass).createDevice(devConfig)
File "/usr/lib/xen-4.0/lib/python/xen/xend/server/DevController.py", line 67,
in createDevice
self.setupDevice(config)
File "/usr/lib/xen-4.0/lib/python/xen/xend/server/pciif.py", line 453, in
setupDevice
self.setupOneDevice(d)
File "/usr/lib/xen-4.0/lib/python/xen/xend/server/pciif.py", line 316, in
setupOneDevice
raise VmError("Failed to assign device to IOMMU (%s)" % pci_str)
VmError: Failed to assign device to IOMMU (0000:0a:00.0)
[2010-08-05 16:02:24 3593] ERROR (XendDomainInfo:483) VM start failed
Traceback (most recent call last):
File "/usr/lib/xen-4.0/lib/python/xen/xend/XendDomainInfo.py", line 469, in
start
XendTask.log_progress(31, 60, self._initDomain)
File "/usr/lib/xen-4.0/lib/python/xen/xend/XendTask.py", line 209, in
log_progress
retval = func(*args, **kwds)
File "/usr/lib/xen-4.0/lib/python/xen/xend/XendDomainInfo.py", line 2907, in
_initDomain
raise exn
VmError: Failed to assign device to IOMMU (0000:0a:00.0)
Anyone have any idea where I'm going wrong here? I have iommu=soft and
swiotlb=force in my extras.
Regards,
Mark
On Thu, Aug 05, 2010 at 01:33:54PM +0100, Mark Adams wrote:
> Hi all,
>
> Debian squeeze 2.6.32-5 with Xen 4.0
>
> I'm having some issues getting PCI passthrough to work for a quad port
> Gigabit NIC card. I've added the devices and they are not visible in
> dom0, however when the domU boots up all I get is the following:
>
> [ 0.644428] Intel(R) Gigabit Ethernet Network Driver - version 1.0.8-k2
> [ 0.644433] Copyright (c) 2008 Intel Corporation.
> [ 0.644838] PCI: Setting latency timer of device 0000:00:00.0 to 64
> [ 0.655956] igb: probe of 0000:00:00.0 failed with error -2
>
> lspci shows the following in the domU:
>
> 00:00.0 Ethernet controller: Intel Corporation Device 10c9 (rev 01)
> Subsystem: Intel Corporation Device 0000
> 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-
> Interrupt: pin A routed to IRQ 26
> Region 0: Memory at fae60000 (32-bit, non-prefetchable) [size=128K]
> Region 2: I/O ports at d880 [size=32]
> Region 3: Memory at fae5c000 (32-bit, non-prefetchable) [size=16K]
> Capabilities: [40] Power Management version 3
> Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
> PME(D0-,D1-,D2-,D3hot-,D3cold-)
> Status: D0 PME-Enable- DSel=0 DScale=1 PME-
> Capabilities: [50] Message Signalled Interrupts: Mask+ 64bit+
> Queue=0/0 Enable-
> Address: 0000000000000000 Data: 0000
> Masking: 00000000 Pending: 00000000
> Capabilities: [70] MSI-X: Enable- Mask- TabSize=10
> Vector table: BAR=3 offset=00000000
> PBA: BAR=3 offset=00002000
> Capabilities: [a0] Express (v2) Endpoint, MSI 00
> DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s <4us,
> L1 <64us
> ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+
> DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
> Unsupported-
> RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ FLReset-
> MaxPayload 128 bytes, MaxReadReq 512 bytes
> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr-
> TransPend-
> LnkCap: Port #4, Speed 2.5GT/s, Width x4, ASPM L0s L1,
> Latency L0 <2us, L1 <64us
> ClockPM- Suprise- LLActRep- BwNot-
> LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain-
> CommClk+
> ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
> LnkSta: Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+
> DLActive- BWMgmt- ABWMgmt-
> Capabilities: [100] Advanced Error Reporting <?>
> Capabilities: [150] #0e
> Capabilities: [160] #10
> Kernel modules: igb
>
>
> Does anyone have any ideas what I might be doing wrong or how I can debug
> this further?
>
> Best Regards,
> Mark
>
> _______________________________________________
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> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
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