From: Jiang Liu <liuj97@gmail.com>
To: lei yang <yanglei.fage@gmail.com>
Cc: linux-pci@vger.kernel.org
Subject: Re: Question: why my 82599 nic doesn't show Virutal function or SR-IOV
Date: Wed, 26 Dec 2012 23:58:24 +0800 [thread overview]
Message-ID: <50DB1EA0.1060501@gmail.com> (raw)
In-Reply-To: <CAHsH0E_WaqDhZ44a8S=E-h8vY=uJXrbBZogwNYB-4e4DoMjJ=Q@mail.gmail.com>
Hi Lei,
Have you passed the module parameter to enable SR-IOV functions
when loading the ixgbe module?
max_vfs:Maximum number of virtual functions to allocate per physical function (uint)
On 12/26/2012 10:26 PM, lei yang wrote:
> I don't know if I'm wrong to ask this question here,if I'm wrong,
> please route me to other list.
>
>
> Lei
>
> root@intel_5500_server:~# lspci --version
> lspci version 3.1.9
> root@intel_5500_server:~# lspci -vv -s "03:00.0"
> 03:00.0 Ethernet controller: Intel Corporation 82599EB 10-Gigabit
> SFI/SFP+ Network Connection (rev 01)
> Subsystem: Intel Corporation Ethernet Server Adapter X520-1
> 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, Cache Line Size: 64 bytes
> Interrupt: pin A routed to IRQ 26
> Region 0: Memory at b1900000 (64-bit, prefetchable) [size=512K]
> Region 2: I/O ports at 2000 [size=32]
> Region 4: Memory at b1980000 (64-bit, prefetchable) [size=16K]
> Capabilities: [40] Power Management version 3
> Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold-)
> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=1 PME-
> Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+
> Address: 0000000000000000 Data: 0000
> Masking: 00000000 Pending: 00000000
> Capabilities: [70] MSI-X: Enable+ Count=64 Masked-
> Vector table: BAR=4 offset=00000000
> PBA: BAR=4 offset=00002000
> Capabilities: [a0] Express (v2) Endpoint, MSI 00
> DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s <512ns, L1 <64us
> ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+
> DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
> RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ FLReset-
> MaxPayload 256 bytes, MaxReadReq 512 bytes
> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
> LnkCap: Port #2, Speed 5GT/s, Width x8, ASPM L0s, Latency L0 <1us, L1 <8us
> ClockPM- Surprise- LLActRep- BwNot-
> LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk+
> ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
> LnkSta: Speed 5GT/s, Width x8, TrErr- Train- SlotClk+ DLActive-
> BWMgmt- ABWMgmt-
> DevCap2: Completion Timeout: Range ABCD, TimeoutDis+
> DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
> LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance- SpeedDis-,
> Selectable De-emphasis: -6dB
> Transmit Margin: Normal Operating Range, EnterModifiedCompliance-
> ComplianceSOS-
> Compliance De-emphasis: -6dB
> LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-,
> EqualizationPhase1-
> EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
> Kernel driver in use: ixgbe
> Kernel modules: ixgbe
> --
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>
next prev parent reply other threads:[~2012-12-26 15:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-26 14:26 Question: why my 82599 nic doesn't show Virutal function or SR-IOV lei yang
2012-12-26 15:58 ` Jiang Liu [this message]
2012-12-26 19:00 ` Bjorn Helgaas
2012-12-27 9:22 ` lei yang
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