>>> On 18.08.11 at 23:14, Kaushik Kumar Ram <kaushik@xxxxxxxx> wrote:
> #> sudo lspci -vv -xxx -s 02:10.0 -n
>
> 02:10.0 0200: 8086:10ed (rev 01)
> Subsystem: 8086:0003
> 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-
> Region 0: [virtual] Memory at <unassigned> (64-bit, non-prefetchable)
> Region 3: [virtual] Memory at <unassigned> (64-bit, non-prefetchable)
This isn't meaningful for VFs. You'd need to also show the lspci output
on the PF...
> Capabilities: [70] MSI-X: Enable- Count=3 Masked-
> Vector table: BAR=3 offset=00000000
> PBA: BAR=3 offset=00002000
> Capabilities: [a0] Express (v0) Endpoint, MSI 00
> DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns,
> L1 <1us
> ExtTag- AttnBtn- AttnInd- PwrInd- RBE- FLReset-
> DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
> Unsupported-
> RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
> MaxPayload 128 bytes, MaxReadReq 128 bytes
> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr-
> TransPend-
> LnkCap: Port #0, Speed unknown, Width x0, ASPM unknown, Latency
> L0 <64ns, L1
> <1us
> ClockPM- Surprise- LLActRep- BwNot-
> LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
> ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
> LnkSta: Speed unknown, Width x0, TrErr- Train- SlotClk-
> DLActive- BWMgmt- ABWMgmt-
> Capabilities: [100 v1] Advanced Error Reporting
> UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt-
> RxOF- MalfTLP- ECRC- UnsupReq-
> ACSViol-
> UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt-
> RxOF- MalfTLP- ECRC- UnsupReq-
> ACSViol-
> UESvrt: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt-
> RxOF- MalfTLP- ECRC-
> UnsupReq- ACSViol-
> CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr-
> CEMsk: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr-
> AERCap: First Error Pointer: 00, GenCap- CGenEn- ChkCap- ChkEn-
> Capabilities: [150 v1] Alternative Routing-ID Interpretation (ARI)
> ARICap: MFVC- ACS-, Next Function: 0
> ARICtl: MFVC- ACS-, Function Group: 0
> Kernel driver in use: pciback
> 00: ff ff ff ff 00 00 10 00 01 00 00 02 00 00 00 00
> 10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 20: 00 00 00 00 00 00 00 00 00 00 00 00 86 80 03 00
> 30: 00 00 00 00 70 00 00 00 00 00 00 00 00 00 00 00
> 40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 70: 11 a0 02 00 03 00 00 00 03 20 00 00 00 00 00 00
> 80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> a0: 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>...
> lspci output in the guest after starting the guest.
>
> #> sudo lspci -vv -xxx -s 02:10.0 -n
>
> 02:10.0 0200: 8086:10ed (rev 01)
> Subsystem: 8086:0003
> Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
> Stepping- SERR-
> FastB2B-
> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
> <MAbort- >SERR-
> <PERR-
> Region 0: Memory at <unassigned> (64-bit, non-prefetchable) [disabled]
> Region 3: Memory at <unassigned> (64-bit, non-prefetchable) [disabled]
... to determine whether this is caused by a problem in pciback or
Dom0's PCI subsystem. For that, the Dom0 kernel messages would
be relevant (/var/log/boot.msg and/or the respective part of
/var/log/messages, assuming your distro uses the same file names as
mine).
Jan
> Capabilities: [70] MSI-X: Enable- Mask- TabSize=3
> Vector table: BAR=3 offset=00000000
> PBA: BAR=3 offset=00002000
> Capabilities: [a0] Express Endpoint IRQ 0
> Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag-
> Device: Latency L0s <64ns, L1 <1us
> Device: AtnBtn- AtnInd- PwrInd-
> Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported-
> Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
> Device: MaxPayload 128 bytes, MaxReadReq 128 bytes
> Link: Supported Speed unknown, Width x0, ASPM unknown, Port 0
> Link: Latency L0s <64ns, L1 <1us
> Link: ASPM Disabled RCB 64 bytes CommClk- ExtSynch-
> Link: Speed unknown, Width x0
> Capabilities: [100] Advanced Error Reporting
> Capabilities: [150] Unknown (14)
> 00: 86 80 ed 10 00 00 10 00 01 00 00 02 00 00 00 00
> 10: 04 00 00 00 00 00 00 00 00 00 00 00 04 00 00 00
> 20: 00 00 00 00 00 00 00 00 00 00 00 00 86 80 03 00
> 30: 00 00 00 00 70 00 00 00 00 00 00 00 00 00 00 00
> 40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 70: 11 a0 02 00 03 00 00 00 03 20 00 00 00 00 00 00
> 80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> a0: 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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