My server has 4 PCI slots, their addresses are
0000:04:00.0, 0000:05:00.0, 0000:41:00.0, 0000:42:00.0.
I want to pass 4 gpus to vms via vfio, each of vms has one
gpu.
Vms worked fine when I passed 0000:04:00.0 and 0000:05:00.0
to vms or passed 0000:41:00.0 and 0000:42:00.0 to vms.
But vms which used 0000:41:00.0 and 0000:42:00.0 had no
output to the screen and I could not ping vm's ip when I
passed 0000:04:00, 0000:41:00.0 and 0000:42:00.0 to vms, but
vm which used 0000:04:00 worked fine.
I got the same result when I passed 0000:05:00,
0000:41:00.0 and 0000:42:00.0 to vms : vm with 0000:05:00
worked fine and vms which used 0000:41:00.0 and 0000:42:00.0
hanged.
When I define 0000:04:00.0 and 0000:05:00.0 as group A,
0000:41:00.0 and 0000:42:00.0 as group B, the result is :
1. Vms work fine When I just pass group A or group B to
vms.
2. Just group A works fine when the gpus that I pass to vms
contain group A and B.
In case 2, vms work fine when I used '-vga cirrus' instead
of '-vga none'. But I get code 12 from graphics card in Device
Manager of windows 7. And this is not what I want, I just want
to use the graphics card in the host, so I should use '-vga
none'.
It also worked fine when I remove vga passthrough or just
pass 0000:41:00.1(the hdmi audio of graphics card) to vm.
I got no error output in qemu monitor.
How can I solve this probem ?
Version of qemu:
QEMU emulator version 2.5.1.1, Copyright (c) 2003-2008
Fabrice Bellard
Qemu command:
/root/qemu25/qemu-system-x86_64 \
-name gputest_41 \
-machine q35,accel=kvm,usb=off,smm=off \
-cpu host \
-m 4096 \
-realtime mlock=off \
-smp 4,sockets=1,cores=4,threads=1 \
-no-user-config \
-nodefaults \
-rtc base=localtime \
-no-shutdown \
-boot strict=on \
-device i82801b11-bridge,id=pci.1,bus=pcie.0,addr=0x1e \
-device pci-bridge,chassis_nr=2,id=pci.2,bus=pci.1,addr=0x1
\
-drive
file=/root/gpu/gputest_41/win7.qcow2,if=none,id=drive-virtio-disk0,format=qcow2
\
-device
virtio-blk-pci,scsi=off,bus=pci.2,addr=0x2,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1
\
-k en-us \
-device virtio-balloon-pci,id=balloon0,bus=pci.2,addr=0x4 \
-device
ioh3420,bus=pcie.0,addr=1c.0,multifunction=on,port=1,chassis=1,id=root.1
\
-device
vfio-pci,host=41:00.0,bus=root.1,addr=00.0,multifunction=on,romfile=/root/nvidia/gt710.rom,x-vga=on
\
-msg timestamp=on \
-vga none \
-cpu host,hv_vendor_id=1234567890ab,kvm=off \
-net nic,model=virtio \
-net
tap,ifname=tap1,script=/root/qemu/qemu-ifup.sh,downscript=/root/qemu/qemu-ifdown.sh
\
-monitor stdio
System info:
Linux
ns.mqcache.net
4.2.0-1.el7.elrepo.x86_64 #1 SMP Sun Aug 30 21:25:29 EDT 2015
x86_64 x86_64 x86_64 GNU/Linux
Output of lspci -vvv:
05:00.0 VGA compatible controller: NVIDIA Corporation GK208
[GeForce GT 710] (rev a1) (prog-if 00 [VGA controller])
Subsystem:
Micro-Star International Co., Ltd. [MSI] Device 2929
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 15
NUMA
node: 0
Region
0: Memory at d8000000 (32-bit, non-prefetchable) [size=16M]
Region
1: Memory at c0000000 (64-bit, prefetchable) [size=128M]
Region
3: Memory at ce000000 (64-bit, prefetchable) [size=32M]
Region
5: I/O ports at ec80 [size=128]
Expansion
ROM at d9000000 [disabled] [size=512K]
Capabilities:
[60] Power Management version 3
Flags:
PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status:
D3 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
Capabilities:
[68] MSI: Enable- Count=1/1 Maskable- 64bit+
Address:
0000000000000000 Data: 0000
Capabilities:
[78] Express (v2) Legacy Endpoint, MSI 00
DevCap: MaxPayload
256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
ExtTag+
AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report
errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
RlxdOrd+
ExtTag+ PhantFunc- AuxPwr- NoSnoop+
MaxPayload
256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr-
UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port
#0, Speed 8GT/s, Width x8, ASPM L0s L1, Exit Latency L0s
<512ns, L1 <4us
ClockPM+
Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM
Disabled; RCB 64 bytes Disabled- CommClk+
ExtSynch-
ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed
2.5GT/s, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
DevCap2:
Completion Timeout: Range AB, TimeoutDis+, LTR-, OBFF Not
Supported
DevCtl2:
Completion Timeout: 65ms to 210ms, TimeoutDis-, LTR-, OBFF
Disabled
LnkCtl2:
Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
Transmit Margin: Normal Operating Range,
EnterModifiedCompliance- ComplianceSOS-
Compliance De-emphasis: -6dB
LnkSta2:
Current De-emphasis Level: -6dB, EqualizationComplete+,
EqualizationPhase1+
EqualizationPhase2+, EqualizationPhase3+,
LinkEqualizationRequest-
Capabilities:
[100 v1] Virtual Channel
Caps: LPEVC=0
RefClk=100ns PATEntryBits=1
Arb: Fixed-
WRR32- WRR64- WRR128-
Ctrl: ArbSelect=Fixed
Status: InProgress-
VC0: Caps: PATOffset=00
MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed-
WRR32- WRR64- WRR128- TWRR128- WRR256-
Ctrl: Enable+
ID=0 ArbSelect=Fixed TC/VC=ff
Status: NegoPending-
InProgress-
Capabilities:
[128 v1] Power Budgeting <?>
Capabilities:
[600 v1] Vendor Specific Information: ID=0001 Rev=1 Len=024
<?>
Capabilities:
[900 v1] #19
Kernel
driver in use: vfio-pci
Kernel
modules: nouveau
05:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP
Audio Controller (rev a1)
Subsystem:
Micro-Star International Co., Ltd. [MSI] Device 2929
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 B routed to IRQ 14
NUMA
node: 0
Region
0: Memory at d9ffc000 (32-bit, non-prefetchable) [size=16K]
Capabilities:
[60] Power Management version 3
Flags:
PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status:
D3 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
Capabilities:
[68] MSI: Enable- Count=1/1 Maskable- 64bit+
Address:
0000000000000000 Data: 0000
Capabilities:
[78] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload
256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
ExtTag+
AttnBtn- AttnInd- PwrInd- RBE+ FLReset- SlotPowerLimit 25.000W
DevCtl: Report
errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
RlxdOrd+
ExtTag+ PhantFunc- AuxPwr- NoSnoop+
MaxPayload
256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr-
UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port
#0, Speed 8GT/s, Width x8, ASPM L0s L1, Exit Latency L0s
<512ns, L1 <4us
ClockPM+
Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM
L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
ExtSynch-
ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed
2.5GT/s, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
DevCap2:
Completion Timeout: Range AB, TimeoutDis+, LTR-, OBFF Not
Supported
DevCtl2:
Completion Timeout: 65ms to 210ms, TimeoutDis-, LTR-, OBFF
Disabled
LnkSta2:
Current De-emphasis Level: -6dB, EqualizationComplete-,
EqualizationPhase1-
EqualizationPhase2-, EqualizationPhase3-,
LinkEqualizationRequest-
Kernel
driver in use: vfio-pci
Kernel
modules: snd_hda_intel
41:00.0 VGA compatible controller: NVIDIA Corporation GK208
[GeForce GT 710] (rev a1) (prog-if 00 [VGA controller])
Subsystem:
Micro-Star International Co., Ltd. [MSI] Device 2929
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 15
NUMA
node: 1
Region
0: Memory at b8000000 (32-bit, non-prefetchable) [disabled]
[size=16M]
Region
1: Memory at 98000000 (64-bit, prefetchable) [disabled]
[size=128M]
Region
3: Memory at a6000000 (64-bit, prefetchable) [disabled]
[size=32M]
Region
5: I/O ports at bc80 [disabled] [size=128]
Expansion
ROM at b9000000 [disabled] [size=512K]
Capabilities:
[60] Power Management version 3
Flags:
PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status:
D3 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
Capabilities:
[68] MSI: Enable- Count=1/1 Maskable- 64bit+
Address:
0000000000000000 Data: 0000
Capabilities:
[78] Express (v2) Legacy Endpoint, MSI 00
DevCap: MaxPayload
256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
ExtTag+
AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report
errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
RlxdOrd+
ExtTag+ PhantFunc- AuxPwr- NoSnoop+
MaxPayload
256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr-
UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port
#0, Speed 8GT/s, Width x8, ASPM L0s L1, Exit Latency L0s
<512ns, L1 <4us
ClockPM+
Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM
Disabled; RCB 64 bytes Disabled- CommClk+
ExtSynch-
ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed
2.5GT/s, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
DevCap2:
Completion Timeout: Range AB, TimeoutDis+, LTR-, OBFF Not
Supported
DevCtl2:
Completion Timeout: 65ms to 210ms, TimeoutDis-, LTR-, OBFF
Disabled
LnkCtl2:
Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
Transmit Margin: Normal Operating Range,
EnterModifiedCompliance- ComplianceSOS-
Compliance De-emphasis: -6dB
LnkSta2:
Current De-emphasis Level: -6dB, EqualizationComplete+,
EqualizationPhase1+
EqualizationPhase2+, EqualizationPhase3+,
LinkEqualizationRequest-
Capabilities:
[100 v1] Virtual Channel
Caps: LPEVC=0
RefClk=100ns PATEntryBits=1
Arb: Fixed-
WRR32- WRR64- WRR128-
Ctrl: ArbSelect=Fixed
Status: InProgress-
VC0: Caps: PATOffset=00
MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed-
WRR32- WRR64- WRR128- TWRR128- WRR256-
Ctrl: Enable+
ID=0 ArbSelect=Fixed TC/VC=ff
Status: NegoPending-
InProgress-
Capabilities:
[128 v1] Power Budgeting <?>
Capabilities:
[600 v1] Vendor Specific Information: ID=0001 Rev=1 Len=024
<?>
Capabilities:
[900 v1] #19
Kernel
driver in use: vfio-pci
Kernel
modules: nouveau
41:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP
Audio Controller (rev a1)
Subsystem:
Micro-Star International Co., Ltd. [MSI] Device 2929
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 B routed to IRQ 14
NUMA
node: 1
Region
0: Memory at b9ffc000 (32-bit, non-prefetchable) [size=16K]
Capabilities:
[60] Power Management version 3
Flags:
PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status:
D3 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
Capabilities:
[68] MSI: Enable- Count=1/1 Maskable- 64bit+
Address:
0000000000000000 Data: 0000
Capabilities:
[78] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload
256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
ExtTag+
AttnBtn- AttnInd- PwrInd- RBE+ FLReset- SlotPowerLimit 25.000W
DevCtl: Report
errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
RlxdOrd+
ExtTag+ PhantFunc- AuxPwr- NoSnoop+
MaxPayload
256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr-
UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port
#0, Speed 8GT/s, Width x8, ASPM L0s L1, Exit Latency L0s
<512ns, L1 <4us
ClockPM+
Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM
Disabled; RCB 64 bytes Disabled- CommClk+
ExtSynch-
ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed
2.5GT/s, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
DevCap2:
Completion Timeout: Range AB, TimeoutDis+, LTR-, OBFF Not
Supported
DevCtl2:
Completion Timeout: 65ms to 210ms, TimeoutDis-, LTR-, OBFF
Disabled
LnkSta2:
Current De-emphasis Level: -6dB, EqualizationComplete-,
EqualizationPhase1-
EqualizationPhase2-, EqualizationPhase3-,
LinkEqualizationRequest-
Kernel
driver in use: vfio-pci
Kernel
modules: snd_hda_intel
After starting vm:
lspci
-vvv
05:00.0
VGA compatible controller: NVIDIA Corporation GK208 [GeForce
GT 710] (rev a1) (prog-if 00 [VGA controller])
Subsystem:
Micro-Star International Co., Ltd. [MSI] Device 2929
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 102
NUMA
node: 0
Region
0: Memory at d8000000 (32-bit, non-prefetchable) [size=16M]
Region
1: Memory at c0000000 (64-bit, prefetchable) [size=128M]
Region
3: Memory at ce000000 (64-bit, prefetchable) [size=32M]
Region
5: I/O ports at ec80 [size=128]
Expansion
ROM at d9000000 [disabled] [size=512K]
Capabilities:
[60] 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=0 PME-
Capabilities:
[68] MSI: Enable- Count=1/1 Maskable- 64bit+
Address:
0000000000000000 Data: 0000
Capabilities:
[78] Express (v2) Legacy Endpoint, MSI 00
DevCap: MaxPayload
256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
ExtTag+
AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report
errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
RlxdOrd+
ExtTag+ PhantFunc- AuxPwr- NoSnoop+
MaxPayload
128 bytes, MaxReadReq 512 bytes
DevSta: CorrErr-
UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port
#0, Speed 8GT/s, Width x8, ASPM L0s L1, Exit Latency L0s
<1us, L1 <4us
ClockPM+
Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM
Disabled; RCB 64 bytes Disabled- CommClk+
ExtSynch-
ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed
8GT/s, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
DevCap2:
Completion Timeout: Range AB, TimeoutDis+, LTR-, OBFF Not
Supported
DevCtl2:
Completion Timeout: 65ms to 210ms, TimeoutDis-, LTR-, OBFF
Disabled
LnkCtl2:
Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
Transmit Margin: Normal Operating Range,
EnterModifiedCompliance- ComplianceSOS-
Compliance De-emphasis: -6dB
LnkSta2:
Current De-emphasis Level: -6dB, EqualizationComplete+,
EqualizationPhase1+
EqualizationPhase2+, EqualizationPhase3+,
LinkEqualizationRequest-
Capabilities:
[100 v1] Virtual Channel
Caps: LPEVC=0
RefClk=100ns PATEntryBits=1
Arb: Fixed-
WRR32- WRR64- WRR128-
Ctrl: ArbSelect=Fixed
Status: InProgress-
VC0: Caps: PATOffset=00
MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed-
WRR32- WRR64- WRR128- TWRR128- WRR256-
Ctrl: Enable+
ID=0 ArbSelect=Fixed TC/VC=ff
Status: NegoPending-
InProgress-
Capabilities:
[128 v1] Power Budgeting <?>
Capabilities:
[600 v1] Vendor Specific Information: ID=0001 Rev=1 Len=024
<?>
Capabilities:
[900 v1] #19
Kernel
driver in use: vfio-pci
Kernel
modules: nouveau
05:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP
Audio Controller (rev a1)
Subsystem:
Micro-Star International Co., Ltd. [MSI] Device 2929
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 B routed to IRQ 101
NUMA
node: 0
Region
0: Memory at d9ffc000 (32-bit, non-prefetchable) [size=16K]
Capabilities:
[60] 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=0 PME-
Capabilities:
[68] MSI: Enable- Count=1/1 Maskable- 64bit+
Address:
0000000000000000 Data: 0000
Capabilities:
[78] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload
256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
ExtTag+
AttnBtn- AttnInd- PwrInd- RBE+ FLReset- SlotPowerLimit 25.000W
DevCtl: Report
errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
RlxdOrd+
ExtTag+ PhantFunc- AuxPwr- NoSnoop+
MaxPayload
256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr-
UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port
#0, Speed 8GT/s, Width x8, ASPM L0s L1, Exit Latency L0s
<1us, L1 <4us
ClockPM+
Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM
L0s L1 Enabled; RCB 64 bytes Disabled- CommClk-
ExtSynch-
ClockPM+ AutWidDis- BWInt- AutBWInt-
LnkSta: Speed
8GT/s, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
DevCap2:
Completion Timeout: Range AB, TimeoutDis+, LTR-, OBFF Not
Supported
DevCtl2:
Completion Timeout: 65ms to 210ms, TimeoutDis-, LTR-, OBFF
Disabled
LnkSta2:
Current De-emphasis Level: -6dB, EqualizationComplete-,
EqualizationPhase1-
EqualizationPhase2-, EqualizationPhase3-,
LinkEqualizationRequest-
Kernel
driver in use: vfio-pci
Kernel
modules: snd_hda_intel
41:00.0
VGA compatible controller: NVIDIA Corporation GK208 [GeForce
GT 710] (rev a1) (prog-if 00 [VGA controller])
Subsystem:
Micro-Star International Co., Ltd. [MSI] Device 2929
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 104
NUMA
node: 1
Region
0: Memory at b8000000 (32-bit, non-prefetchable) [size=16M]
Region
1: Memory at 98000000 (64-bit, prefetchable) [size=128M]
Region
3: Memory at a6000000 (64-bit, prefetchable) [size=32M]
Region
5: I/O ports at bc80 [size=128]
Expansion
ROM at b9000000 [disabled] [size=512K]
Capabilities:
[60] 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=0 PME-
Capabilities:
[68] MSI: Enable- Count=1/1 Maskable- 64bit+
Address:
0000000000000000 Data: 0000
Capabilities:
[78] Express (v2) Legacy Endpoint, MSI 00
DevCap: MaxPayload
256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
ExtTag+
AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report
errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
RlxdOrd+
ExtTag+ PhantFunc- AuxPwr- NoSnoop+
MaxPayload
256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr-
UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port
#0, Speed 8GT/s, Width x8, ASPM L0s L1, Exit Latency L0s
<512ns, L1 <4us
ClockPM+
Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM
Disabled; RCB 64 bytes Disabled- CommClk+
ExtSynch-
ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed
2.5GT/s, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
DevCap2:
Completion Timeout: Range AB, TimeoutDis+, LTR-, OBFF Not
Supported
DevCtl2:
Completion Timeout: 65ms to 210ms, TimeoutDis-, LTR-, OBFF
Disabled
LnkCtl2:
Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
Transmit Margin: Normal Operating Range,
EnterModifiedCompliance- ComplianceSOS-
Compliance De-emphasis: -6dB
LnkSta2:
Current De-emphasis Level: -6dB, EqualizationComplete+,
EqualizationPhase1+
EqualizationPhase2+, EqualizationPhase3+,
LinkEqualizationRequest-
Capabilities:
[100 v1] Virtual Channel
Caps: LPEVC=0
RefClk=100ns PATEntryBits=1
Arb: Fixed-
WRR32- WRR64- WRR128-
Ctrl: ArbSelect=Fixed
Status: InProgress-
VC0: Caps: PATOffset=00
MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed-
WRR32- WRR64- WRR128- TWRR128- WRR256-
Ctrl: Enable+
ID=0 ArbSelect=Fixed TC/VC=ff
Status: NegoPending-
InProgress-
Capabilities:
[128 v1] Power Budgeting <?>
Capabilities:
[600 v1] Vendor Specific Information: ID=0001 Rev=1 Len=024
<?>
Capabilities:
[900 v1] #19
Kernel
driver in use: vfio-pci
Kernel
modules: nouveau
41:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP
Audio Controller (rev a1)
Subsystem:
Micro-Star International Co., Ltd. [MSI] Device 2929
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 B routed to IRQ 103
NUMA
node: 1
Region
0: Memory at b9ffc000 (32-bit, non-prefetchable) [size=16K]
Capabilities:
[60] 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=0 PME-
Capabilities:
[68] MSI: Enable- Count=1/1 Maskable- 64bit+
Address:
0000000000000000 Data: 0000
Capabilities:
[78] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload
256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
ExtTag+
AttnBtn- AttnInd- PwrInd- RBE+ FLReset- SlotPowerLimit 25.000W
DevCtl: Report
errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
RlxdOrd+
ExtTag+ PhantFunc- AuxPwr- NoSnoop+
MaxPayload
256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr-
UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port
#0, Speed 8GT/s, Width x8, ASPM L0s L1, Exit Latency L0s
<512ns, L1 <4us
ClockPM+
Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM
Disabled; RCB 64 bytes Disabled- CommClk+
ExtSynch-
ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed
2.5GT/s, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
DevCap2:
Completion Timeout: Range AB, TimeoutDis+, LTR-, OBFF Not
Supported
DevCtl2:
Completion Timeout: 65ms to 210ms, TimeoutDis-, LTR-, OBFF
Disabled
LnkSta2:
Current De-emphasis Level: -6dB, EqualizationComplete-,
EqualizationPhase1-
EqualizationPhase2-, EqualizationPhase3-,
LinkEqualizationRequest-
Kernel
driver in use: vfio-pci
Kernel
modules: snd_hda_intel
Regards
John