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Message-ID: <20120926184325.68e61717@brain.lan>
Date: Wed, 26 Sep 2012 18:43:25 +0200
From: Florian Dazinger <florian@...inger.net>
To: "Roedel, Joerg" <Joerg.Roedel@....com>
Cc: Alex Williamson <alex.williamson@...hat.com>,
<linux-kernel@...r.kernel.org>,
iommu <iommu@...ts.linux-foundation.org>
Subject: Re: 3.6-rc7 boot crash + bisection
Am Wed, 26 Sep 2012 17:04:07 +0200
schrieb "Roedel, Joerg" <Joerg.Roedel@....com>:
> On Wed, Sep 26, 2012 at 08:52:01AM -0600, Alex Williamson wrote:
> > Assuming this works, it may be ok as a 3.7 fix, but if there was
> > actually more than one device behind the alias we'd expose them as
> > separate iommu groups. I don't think that's what we want. Maybe it
> > should at least get a pr_warn. Thanks,
>
> True, we need something more generic as the real fix. When Florian
> reports success I'll try to get this still into 3.6, otherwise to
> -stable.
>
>
> Joerg
>
it still fails with the card in a *different* slot.
But with the patch applied, everything works, so this fixes it for me! Thanks a lot. Output of the relevant parts of dmesg and lspci see below. I'll still try the newest BIOS rev. and report back.
thx, Florian
dmesg (kernel-3.5.4):
[ 0.448252] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 1.471021] pci 0000:01:00.0: Boot video device
[ 1.471118] PCI: CLS 64 bytes, default 64
[ 1.473864] AMD-Vi: device: 00:00.2 cap: 0040 seg: 0 flags: 3e info 1300
[ 1.473902] AMD-Vi: mmio-addr: 00000000feb20000
[ 1.474119] AMD-Vi: DEV_SELECT_RANGE_START devid: 00:00.0 flags: 00
[ 1.474153] AMD-Vi: DEV_RANGE_END devid: 00:00.2
[ 1.474187] AMD-Vi: DEV_SELECT devid: 00:02.0 flags: 00
[ 1.474220] AMD-Vi: DEV_SELECT_RANGE_START devid: 01:00.0 flags: 00
[ 1.474254] AMD-Vi: DEV_RANGE_END devid: 01:00.1
[ 1.474287] AMD-Vi: DEV_SELECT devid: 00:04.0 flags: 00
[ 1.474321] AMD-Vi: DEV_SELECT devid: 02:00.0 flags: 00
[ 1.474354] AMD-Vi: DEV_SELECT devid: 00:05.0 flags: 00
[ 1.474388] AMD-Vi: DEV_SELECT devid: 03:00.0 flags: 00
[ 1.474421] AMD-Vi: DEV_SELECT devid: 00:06.0 flags: 00
[ 1.474455] AMD-Vi: DEV_SELECT devid: 04:00.0 flags: 00
[ 1.474488] AMD-Vi: DEV_SELECT devid: 00:07.0 flags: 00
[ 1.474522] AMD-Vi: DEV_SELECT devid: 05:00.0 flags: 00
[ 1.474555] AMD-Vi: DEV_SELECT devid: 00:09.0 flags: 00
[ 1.474589] AMD-Vi: DEV_SELECT devid: 06:00.0 flags: 00
[ 1.474622] AMD-Vi: DEV_SELECT devid: 00:0d.0 flags: 00
[ 1.474656] AMD-Vi: DEV_SELECT devid: 07:00.0 flags: 00
[ 1.474689] AMD-Vi: DEV_ALIAS_RANGE devid: 08:01.0 flags: 00 devid_to: 08:00.0
[ 1.474726] AMD-Vi: DEV_RANGE_END devid: 08:1f.7
[ 1.474764] AMD-Vi: DEV_SELECT devid: 00:11.0 flags: 00
[ 1.474798] AMD-Vi: DEV_SELECT_RANGE_START devid: 00:12.0 flags: 00
[ 1.474836] AMD-Vi: DEV_RANGE_END devid: 00:12.2
[ 1.474870] AMD-Vi: DEV_SELECT_RANGE_START devid: 00:13.0 flags: 00
[ 1.474903] AMD-Vi: DEV_RANGE_END devid: 00:13.2
[ 1.474937] AMD-Vi: DEV_SELECT devid: 00:14.0 flags: d7
[ 1.474970] AMD-Vi: DEV_SELECT devid: 00:14.3 flags: 00
[ 1.475004] AMD-Vi: DEV_SELECT devid: 00:14.4 flags: 00
[ 1.475038] AMD-Vi: DEV_ALIAS_RANGE devid: 09:00.0 flags: 00 devid_to: 00:14.4
[ 1.475074] AMD-Vi: DEV_RANGE_END devid: 09:1f.7
[ 1.475112] AMD-Vi: DEV_SELECT devid: 00:14.5 flags: 00
[ 1.475146] AMD-Vi: DEV_SELECT_RANGE_START devid: 00:16.0 flags: 00
[ 1.475180] AMD-Vi: DEV_RANGE_END devid: 00:16.2
[ 1.475271] AMD-Vi: Enabling IOMMU at 0000:00:00.2 cap 0x40
[ 1.529007] pci 0000:00:00.2: irq 72 for MSI/MSI-X
[ 1.539126] AMD-Vi: Lazy IO/TLB flushing enabled
[ 1.539750] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 1.539787] software IO TLB [mem 0xc9728000-0xcd727fff] (64MB) mapped at [ffff8800c9728000-ffff8800cd727fff]
[ 1.539957] kvm: Nested Virtualization enabled
lspci (kernel-3.5.4):
00:00.0 Host bridge: Advanced Micro Devices [AMD] nee ATI RD890 PCI to PCI bridge (external gfx0 port B) (rev 02)
Subsystem: Advanced Micro Devices [AMD] nee ATI RD890 PCI to PCI bridge (external gfx0 port B)
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-
Capabilities: [f0] HyperTransport: MSI Mapping Enable+ Fixed+
Capabilities: [c4] HyperTransport: Slave or Primary Interface
Command: BaseUnitID=0 UnitCnt=20 MastHost- DefDir- DUL-
Link Control 0: CFlE- CST- CFE- <LkFail- Init+ EOC- TXO- <CRCErr=0 IsocEn- LSEn- ExtCTL- 64b-
Link Config 0: MLWI=16bit DwFcIn- MLWO=16bit DwFcOut- LWI=16bit DwFcInEn- LWO=16bit DwFcOutEn-
Link Control 1: CFlE- CST- CFE- <LkFail+ Init- EOC+ TXO+ <CRCErr=0 IsocEn- LSEn- ExtCTL- 64b-
Link Config 1: MLWI=8bit DwFcIn- MLWO=8bit DwFcOut- LWI=8bit DwFcInEn- LWO=8bit DwFcOutEn-
Revision ID: 3.00
Link Frequency 0: [b]
Link Error 0: <Prot- <Ovfl- <EOC- CTLTm-
Link Frequency Capability 0: 200MHz+ 300MHz- 400MHz+ 500MHz- 600MHz+ 800MHz+ 1.0GHz+ 1.2GHz+ 1.4GHz- 1.6GHz- Vend-
Feature Capability: IsocFC+ LDTSTOP+ CRCTM- ECTLT- 64bA+ UIDRD-
Link Frequency 1: 200MHz
Link Error 1: <Prot- <Ovfl- <EOC- CTLTm-
Link Frequency Capability 1: 200MHz- 300MHz- 400MHz- 500MHz- 600MHz- 800MHz- 1.0GHz- 1.2GHz- 1.4GHz- 1.6GHz- Vend-
Error Handling: PFlE- OFlE- PFE- OFE- EOCFE- RFE- CRCFE- SERRFE- CF- RE- PNFE- ONFE- EOCNFE- RNFE- CRCNFE- SERRNFE-
Prefetchable memory behind bridge Upper: 00-00
Bus Number: 00
Capabilities: [40] HyperTransport: Retry Mode
Capabilities: [54] HyperTransport: UnitID Clumping
Capabilities: [9c] HyperTransport: #1a
Capabilities: [70] MSI: Enable- Count=1/4 Maskable- 64bit-
Address: 00000000 Data: 0000
00:00.2 IOMMU: Advanced Micro Devices [AMD] nee ATI RD990 I/O Memory Management Unit (IOMMU)
Subsystem: Advanced Micro Devices [AMD] nee ATI RD990 I/O Memory Management Unit (IOMMU)
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 72
Capabilities: [40] Secure device <?>
Capabilities: [54] MSI: Enable+ Count=1/1 Maskable- 64bit+
Address: 00000000fee0f00c Data: 41a9
Capabilities: [64] HyperTransport: MSI Mapping Enable+ Fixed+
00:02.0 PCI bridge: Advanced Micro Devices [AMD] nee ATI RD890 PCI to PCI bridge (PCI express gpp port B) (prog-if 00 [Normal decode])
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
Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
I/O behind bridge: 0000e000-0000efff
Memory behind bridge: fea00000-feafffff
Prefetchable memory behind bridge: 00000000d0000000-00000000dfffffff
Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
BridgeCtl: Parity- SERR- NoISA- VGA+ MAbort- >Reset- FastB2B-
PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
Capabilities: [50] 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: [58] Express (v2) Root Port (Slot+), MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
ExtTag+ 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 5GT/s, Width x16, ASPM L0s L1, 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 2.5GT/s, Width x8, TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt-
SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
Slot #2, PowerLimit 75.000W; Interlock- NoCompl+
SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg-
Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock-
SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ Interlock-
Changed: MRL- PresDet+ LinkState+
RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- CRSVisible-
RootCap: CRSVisible-
RootSta: PME ReqID 0000, PMEStatus- PMEPending-
DevCap2: Completion Timeout: Range ABCD, TimeoutDis+ ARIFwd+
DevCtl2: Completion Timeout: 65ms to 210ms, TimeoutDis- ARIFwd-
LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -3.5dB
Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
Compliance De-emphasis: -6dB
LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
Capabilities: [a0] MSI: Enable- Count=1/1 Maskable- 64bit-
Address: 00000000 Data: 0000
Capabilities: [b0] Subsystem: Advanced Micro Devices [AMD] nee ATI Device 5a14
Capabilities: [b8] HyperTransport: MSI Mapping Enable+ Fixed+
Capabilities: [100 v1] Vendor Specific Information: ID=0001 Rev=1 Len=010 <?>
Capabilities: [190 v1] Access Control Services
ACSCap: SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+ UpstreamFwd+ EgressCtrl- DirectTrans+
ACSCtl: SrcValid+ TransBlk- ReqRedir+ CmpltRedir+ UpstreamFwd+ EgressCtrl- DirectTrans-
Kernel driver in use: pcieport
00:04.0 PCI bridge: Advanced Micro Devices [AMD] nee ATI RD890 PCI to PCI bridge (PCI express gpp port D) (prog-if 00 [Normal decode])
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
Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
I/O behind bridge: 0000d000-0000dfff
Memory behind bridge: fe900000-fe9fffff
Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff
Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B-
PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
Capabilities: [50] 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: [58] Express (v2) Root Port (Slot+), MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
ExtTag+ 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 5GT/s, Width x2, ASPM L0s L1, 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 x1, TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt+
SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
Slot #4, PowerLimit 75.000W; Interlock- NoCompl+
SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg-
Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock-
SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ Interlock-
Changed: MRL- PresDet+ LinkState+
RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- CRSVisible-
RootCap: CRSVisible-
RootSta: PME ReqID 0000, PMEStatus- PMEPending-
DevCap2: Completion Timeout: Range ABCD, TimeoutDis+ ARIFwd+
DevCtl2: Completion Timeout: 65ms to 210ms, TimeoutDis- ARIFwd-
LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -3.5dB
Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
Compliance De-emphasis: -6dB
LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1-
EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
Capabilities: [a0] MSI: Enable- Count=1/1 Maskable- 64bit-
Address: 00000000 Data: 0000
Capabilities: [b0] Subsystem: Advanced Micro Devices [AMD] nee ATI Device 5a14
Capabilities: [b8] HyperTransport: MSI Mapping Enable+ Fixed+
Capabilities: [100 v1] Vendor Specific Information: ID=0001 Rev=1 Len=010 <?>
Capabilities: [190 v1] Access Control Services
ACSCap: SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+ UpstreamFwd+ EgressCtrl- DirectTrans+
ACSCtl: SrcValid+ TransBlk- ReqRedir+ CmpltRedir+ UpstreamFwd+ EgressCtrl- DirectTrans-
Kernel driver in use: pcieport
[...snip...]
07:00.0 PCI bridge: PLX Technology, Inc. PEX8112 x1 Lane PCI Express-to-PCI Bridge (rev aa) (prog-if 00 [Normal decode])
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
Bus: primary=07, secondary=08, subordinate=08, sec-latency=32
I/O behind bridge: 0000b000-0000bfff
Memory behind bridge: fff00000-000fffff
Prefetchable memory behind bridge: fff00000-000fffff
Secondary status: 66MHz+ FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- <SERR- <PERR-
BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B-
PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
Capabilities: [50] MSI: Enable- Count=1/1 Maskable- 64bit+
Address: 0000000000000000 Data: 0000
Capabilities: [60] Express (v1) PCI/PCI-X Bridge, 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- BrConfRtry-
MaxPayload 128 bytes, MaxReadReq 512 bytes
DevSta: CorrErr- UncorrErr+ FatalErr- UnsuppReq+ AuxPwr- TransPend-
LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Latency L0 <1us, L1 <16us
ClockPM- Surprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk- DLActive- BWMgmt- ABWMgmt-
Capabilities: [100 v1] Power Budgeting <?>
08:04.0 Multimedia audio controller: C-Media Electronics Inc CMI8788 [Oxygen HD Audio]
Subsystem: ASUSTeK Computer Inc. Virtuoso 100 (Xonar Essence STX)
Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 32 (500ns min, 6000ns max)
Interrupt: pin A routed to IRQ 40
Region 0: I/O ports at b000 [size=256]
Capabilities: [c0] 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-
Kernel driver in use: snd_virtuoso
dmesg (rc7 + patch)
[ 1.473964] pci 0000:01:00.0: Boot video device
[ 1.474061] PCI: CLS 64 bytes, default 64
[ 1.476724] AMD-Vi: device: 00:00.2 cap: 0040 seg: 0 flags: 3e info 1300
[ 1.476762] AMD-Vi: mmio-addr: 00000000feb20000
[ 1.476840] AMD-Vi: DEV_SELECT_RANGE_START devid: 00:00.0 flags: 00
[ 1.476875] AMD-Vi: DEV_RANGE_END devid: 00:00.2
[ 1.476908] AMD-Vi: DEV_SELECT devid: 00:02.0 flags: 00
[ 1.476942] AMD-Vi: DEV_SELECT_RANGE_START devid: 01:00.0 flags: 00
[ 1.476976] AMD-Vi: DEV_RANGE_END devid: 01:00.1
[ 1.477009] AMD-Vi: DEV_SELECT devid: 00:04.0 flags: 00
[ 1.477043] AMD-Vi: DEV_SELECT devid: 02:00.0 flags: 00
[ 1.477076] AMD-Vi: DEV_SELECT devid: 00:05.0 flags: 00
[ 1.477110] AMD-Vi: DEV_SELECT devid: 03:00.0 flags: 00
[ 1.477143] AMD-Vi: DEV_SELECT devid: 00:06.0 flags: 00
[ 1.477176] AMD-Vi: DEV_SELECT devid: 04:00.0 flags: 00
[ 1.477210] AMD-Vi: DEV_SELECT devid: 00:07.0 flags: 00
[ 1.477244] AMD-Vi: DEV_SELECT devid: 05:00.0 flags: 00
[ 1.477277] AMD-Vi: DEV_SELECT devid: 00:09.0 flags: 00
[ 1.477311] AMD-Vi: DEV_SELECT devid: 06:00.0 flags: 00
[ 1.477344] AMD-Vi: DEV_SELECT devid: 00:0d.0 flags: 00
[ 1.477378] AMD-Vi: DEV_SELECT devid: 07:00.0 flags: 00
[ 1.477412] AMD-Vi: DEV_ALIAS_RANGE devid: 08:01.0 flags: 00 devid_to: 08:00.0
[ 1.477449] AMD-Vi: DEV_RANGE_END devid: 08:1f.7
[ 1.477486] AMD-Vi: DEV_SELECT devid: 00:11.0 flags: 00
[ 1.477520] AMD-Vi: DEV_SELECT_RANGE_START devid: 00:12.0 flags: 00
[ 1.477553] AMD-Vi: DEV_RANGE_END devid: 00:12.2
[ 1.477587] AMD-Vi: DEV_SELECT_RANGE_START devid: 00:13.0 flags: 00
[ 1.477620] AMD-Vi: DEV_RANGE_END devid: 00:13.2
[ 1.477654] AMD-Vi: DEV_SELECT devid: 00:14.0 flags: d7
[ 1.477688] AMD-Vi: DEV_SELECT devid: 00:14.3 flags: 00
[ 1.477721] AMD-Vi: DEV_SELECT devid: 00:14.4 flags: 00
[ 1.477755] AMD-Vi: DEV_ALIAS_RANGE devid: 09:00.0 flags: 00 devid_to: 00:14.4
[ 1.477801] AMD-Vi: DEV_RANGE_END devid: 09:1f.7
[ 1.477840] AMD-Vi: DEV_SELECT devid: 00:14.5 flags: 00
[ 1.477874] AMD-Vi: DEV_SELECT_RANGE_START devid: 00:16.0 flags: 00
[ 1.477908] AMD-Vi: DEV_RANGE_END devid: 00:16.2
[ 1.532188] AMD-Vi: Found IOMMU at 0000:00:00.2 cap 0x40
[ 1.532224]
[ 1.532274] pci 0000:00:00.2: irq 72 for MSI/MSI-X
[ 1.542311] AMD-Vi: Lazy IO/TLB flushing enabled
[ 1.542349] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 1.542384] software IO TLB [mem 0xc9728000-0xcd727fff] (64MB) mapped at [ffff8800c9728000-ffff8800cd727fff]
lspci (rc7 + patch)
07:00.0 PCI bridge: PLX Technology, Inc. PEX8112 x1 Lane PCI Express-to-PCI Bridge (rev aa) (prog-if 00 [Normal decode])
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
Bus: primary=07, secondary=08, subordinate=08, sec-latency=32
I/O behind bridge: 0000b000-0000bfff
Memory behind bridge: fff00000-000fffff
Prefetchable memory behind bridge: fff00000-000fffff
Secondary status: 66MHz+ FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- <SERR- <PERR-
BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B-
PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
Capabilities: [50] MSI: Enable- Count=1/1 Maskable- 64bit+
Address: 0000000000000000 Data: 0000
Capabilities: [60] Express (v1) PCI/PCI-X Bridge, 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- BrConfRtry-
MaxPayload 128 bytes, MaxReadReq 512 bytes
DevSta: CorrErr- UncorrErr+ FatalErr- UnsuppReq+ AuxPwr- TransPend-
LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Latency L0 <1us, L1 <16us
ClockPM- Surprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk- DLActive- BWMgmt- ABWMgmt-
Capabilities: [100 v1] Power Budgeting <?>
08:04.0 Multimedia audio controller: C-Media Electronics Inc CMI8788 [Oxygen HD Audio]
Subsystem: ASUSTeK Computer Inc. Virtuoso 100 (Xonar Essence STX)
Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 32 (500ns min, 6000ns max)
Interrupt: pin A routed to IRQ 40
Region 0: I/O ports at b000 [size=256]
Capabilities: [c0] 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-
Kernel driver in use: snd_virtuoso
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