From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bruce Link Subject: System fails to connect to iHOS-104 DVD drive with nvidia MCP61 chipset. Date: Tue, 13 Aug 2013 17:36:08 -0500 Message-ID: <520AB4D8.1000208@1045.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from idcmail-mo2no.shaw.ca ([64.59.134.9]:5208 "EHLO idcmail-mo2no.shaw.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757741Ab3HMWqP (ORCPT ); Tue, 13 Aug 2013 18:46:15 -0400 Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org Cc: 1063474@bugs.launchpad.net On bootup, when trying to attach to a Lite-on iHOS-104 DVD drive, the kernel attempts to establish a connection to the CD drive at a variety of speeds. Ultimately it fails with a "TEST_UNIT_READY failed (err_mask=0x4)" message **************************************************************** https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1063474 **************************************************************** The relevant DMESG output is listed below: watchtv@teevee:~$ dmesg|grep ata5 [ 1.088342] ata5: SATA max UDMA/133 cmd 0x9e0 ctl 0xbe0 bmdma 0xc400 irq 23 [ 1.556031] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 1.564134] ata5.00: ATAPI: ATAPI iHOS104, WL0F, max UDMA/100 [ 1.580115] ata5.00: configured for UDMA/100 [ 6.580029] ata5.00: qc timeout (cmd 0xa0) [ 6.580036] ata5.00: TEST_UNIT_READY failed (err_mask=0x4) [ 7.048044] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 7.072129] ata5.00: configured for UDMA/100 [ 29.856040] ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen [ 29.856063] ata5.00: cmd a0/01:00:00:60:00/00:00:00:00:00/a0 tag 0 dma 96 in [ 29.856065] ata5.00: status: { DRDY } [ 29.856071] ata5: hard resetting link [ 29.856073] ata5: nv: skipping hardreset on occupied port [ 30.324070] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 30.348152] ata5.00: configured for UDMA/100 [ 35.348125] ata5.00: qc timeout (cmd 0xa0) [ 35.348132] ata5.00: TEST_UNIT_READY failed (err_mask=0x4) [ 35.348139] ata5: hard resetting link [ 35.348141] ata5: nv: skipping hardreset on occupied port [ 35.816115] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 35.840125] ata5.00: configured for UDMA/100 [ 36.835824] ata5: EH complete [ 67.840151] ata5: limiting SATA link speed to 1.5 Gbps [ 67.840159] ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen [ 67.840178] ata5.00: cmd a0/01:00:00:80:00/00:00:00:00:00/a0 tag 0 dma 16512 in [ 67.840181] ata5.00: status: { DRDY } [ 67.840187] ata5: hard resetting link [ 67.840188] ata5: nv: skipping hardreset on occupied port [ 68.308056] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 68.332176] ata5.00: configured for UDMA/100 [ 68.343497] ata5: EH complete [ 75.808054] ata5.00: limiting speed to UDMA/66:PIO4 [ 75.808061] ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen [ 75.808081] ata5.00: cmd a0/01:00:00:20:00/00:00:00:00:00/a0 tag 0 dma 16416 in [ 75.808084] ata5.00: status: { DRDY } [ 75.808089] ata5: hard resetting link [ 75.808091] ata5: nv: skipping hardreset on occupied port [ 76.276050] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 76.300125] ata5.00: configured for UDMA/66 [ 76.307490] ata5: EH complete [ 136.868049] ata5.00: limiting speed to UDMA/33:PIO4 [ 136.868058] ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen [ 136.868078] ata5.00: cmd a0/01:00:00:20:00/00:00:00:00:00/a0 tag 0 dma 16416 in [ 136.868081] ata5.00: status: { DRDY } [ 136.868087] ata5: hard resetting link [ 136.868089] ata5: nv: skipping hardreset on occupied port [ 137.332073] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 137.356170] ata5.00: configured for UDMA/33 [ 137.866272] ata5: EH complete watchtv@teevee:~$ **************************************************************** Keywords: device drivers, hardware **************************************************************** watchtv@teevee:~$ cat /proc/version Linux version 3.11.0-031100rc5-generic (apw@gomeisa) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #201308112135 SMP Mon Aug 12 01:35:49 UTC 2013 watchtv@teevee:~$ **************************************************************** watchtv@teevee:~$ lsb_release -rd Description: Ubuntu Saucy Salamander (development branch) Release: 13.10 watchtv@teevee:~$ **************************************************************** watchtv@teevee:/usr/src/linux-headers-3.11.0-031100rc5/scripts$ ./ver_linux If some fields are empty or look unusual you may have an old version. Compare to the current minimal requirements in Documentation/Changes. Linux teevee 3.11.0-031100rc5-generic #201308112135 SMP Mon Aug 12 01:35:49 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux Gnu C 4.8 Gnu make 3.81 binutils 2.23.52.20130727 util-linux 2.20.1 mount support module-init-tools 9 e2fsprogs 1.42.8 pcmciautils 018 PPP 2.4.5 Linux C Library 2.17 Dynamic linker (ldd) 2.17 Procps 3.3.3 Net-tools 1.60 Kbd 1.15.5 Sh-utils 8.20 wireless-tools 30 Modules Loaded bnep rfcomm bluetooth snd_hda_codec_hdmi nvidia hid_generic usbhid hid joydev xpad snd_hda_codec_realtek ff_memless snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc snd_seq_midi kvm snd_seq_midi_event ppdev snd_rawmidi snd_seq snd_seq_device snd_timer edac_core snd k8temp serio_raw edac_mce_amd soundcore ohci_pci i2c_nforce2 parport_pc mac_hid lp parport sata_nv pata_acpi forcedeth pata_amd **************************************************************** watchtv@teevee:/usr/src/linux-headers-3.11.0-031100rc5/scripts$ cat /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 15 model : 107 model name : AMD Athlon(tm) 64 X2 Dual Core Processor 5200+ stepping : 2 microcode : 0x83 cpu MHz : 2700.000 cache size : 512 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow rep_good nopl extd_apicid pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy 3dnowprefetch lbrv bogomips : 5424.74 TLB size : 1024 4K pages clflush size : 64 cache_alignment : 64 address sizes : 40 bits physical, 48 bits virtual power management: ts fid vid ttp tm stc 100mhzsteps processor : 1 vendor_id : AuthenticAMD cpu family : 15 model : 107 model name : AMD Athlon(tm) 64 X2 Dual Core Processor 5200+ stepping : 2 microcode : 0x83 cpu MHz : 2700.000 cache size : 512 KB physical id : 0 siblings : 2 core id : 1 cpu cores : 2 apicid : 1 initial apicid : 1 fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow rep_good nopl extd_apicid pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy 3dnowprefetch lbrv bogomips : 5424.74 TLB size : 1024 4K pages clflush size : 64 cache_alignment : 64 address sizes : 40 bits physical, 48 bits virtual power management: ts fid vid ttp tm stc 100mhzsteps watchtv@teevee:/usr/src/linux-headers-3.11.0-031100rc5/scripts$ **************************************************************** watchtv@teevee:/usr/src/linux-headers-3.11.0-031100rc5/scripts$ cat /proc/modules bnep 23966 2 - Live 0x0000000000000000 rfcomm 74589 6 - Live 0x0000000000000000 bluetooth 391564 10 bnep,rfcomm, Live 0x0000000000000000 snd_hda_codec_hdmi 41688 4 - Live 0x0000000000000000 nvidia 11309674 40 - Live 0x0000000000000000 (POF) hid_generic 12548 0 - Live 0x0000000000000000 usbhid 53329 0 - Live 0x0000000000000000 hid 105557 2 hid_generic,usbhid, Live 0x0000000000000000 joydev 17613 0 - Live 0x0000000000000000 xpad 18546 0 - Live 0x0000000000000000 snd_hda_codec_realtek 56259 1 - Live 0x0000000000000000 ff_memless 13704 1 xpad, Live 0x0000000000000000 snd_hda_intel 53038 7 - Live 0x0000000000000000 snd_hda_codec 194727 3 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_intel, Live 0x0000000000000000 snd_hwdep 13613 1 snd_hda_codec, Live 0x0000000000000000 snd_pcm 107140 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec, Live 0x0000000000000000 snd_page_alloc 18798 2 snd_hda_intel,snd_pcm, Live 0x0000000000000000 snd_seq_midi 13324 0 - Live 0x0000000000000000 kvm 447883 0 - Live 0x0000000000000000 snd_seq_midi_event 14899 1 snd_seq_midi, Live 0x0000000000000000 ppdev 17711 0 - Live 0x0000000000000000 snd_rawmidi 30416 1 snd_seq_midi, Live 0x0000000000000000 snd_seq 66061 2 snd_seq_midi,snd_seq_midi_event, Live 0x0000000000000000 snd_seq_device 14497 3 snd_seq_midi,snd_rawmidi,snd_seq, Live 0x0000000000000000 snd_timer 29989 2 snd_pcm,snd_seq, Live 0x0000000000000000 edac_core 62914 0 - Live 0x0000000000000000 snd 69657 24 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_seq_midi,snd_rawmidi,snd_seq,snd_seq_device,snd_timer, Live 0x0000000000000000 k8temp 13064 0 - Live 0x0000000000000000 serio_raw 13413 0 - Live 0x0000000000000000 edac_mce_amd 22792 0 - Live 0x0000000000000000 soundcore 12680 1 snd, Live 0x0000000000000000 ohci_pci 13561 0 - Live 0x0000000000000000 i2c_nforce2 13304 0 - Live 0x0000000000000000 parport_pc 32866 1 - Live 0x0000000000000000 mac_hid 13253 0 - Live 0x0000000000000000 lp 17799 0 - Live 0x0000000000000000 parport 42466 3 ppdev,parport_pc,lp, Live 0x0000000000000000 sata_nv 32267 3 - Live 0x0000000000000000 pata_acpi 13038 0 - Live 0x0000000000000000 forcedeth 72212 0 - Live 0x0000000000000000 pata_amd 18225 0 - Live 0x0000000000000000 watchtv@teevee:/usr/src/linux-headers-3.11.0-031100rc5/scripts$ **************************************************************** watchtv@teevee:/usr/src/linux-headers-3.11.0-031100rc5/scripts$ cat /proc/ioports 0000-0cf7 : PCI Bus 0000:00 0000-001f : dma1 0020-0021 : pic1 0040-0043 : timer0 0050-0053 : timer1 0060-0060 : keyboard 0064-0064 : keyboard 0070-0073 : rtc0 0080-008f : dma page reg 00a0-00a1 : pic2 00c0-00df : dma2 00f0-00ff : fpu 0170-0177 : 0000:00:06.0 0170-0177 : pata_amd 01f0-01f7 : 0000:00:06.0 01f0-01f7 : pata_amd 0290-0294 : pnp 00:01 0295-0296 : pnp 00:01 0376-0376 : 0000:00:06.0 0376-0376 : pata_amd 0378-037a : parport0 03c0-03df : vga+ 03f6-03f6 : 0000:00:06.0 03f6-03f6 : pata_amd 03f8-03ff : serial 04d0-04d1 : pnp 00:01 0800-087f : pnp 00:01 0960-0967 : 0000:00:08.1 0960-0967 : sata_nv 0970-0977 : 0000:00:08.0 0970-0977 : sata_nv 09e0-09e7 : 0000:00:08.1 09e0-09e7 : sata_nv 09f0-09f7 : 0000:00:08.0 09f0-09f7 : sata_nv 0b60-0b63 : 0000:00:08.1 0b60-0b63 : sata_nv 0b70-0b73 : 0000:00:08.0 0b70-0b73 : sata_nv 0be0-0be3 : 0000:00:08.1 0be0-0be3 : sata_nv 0bf0-0bf3 : 0000:00:08.0 0bf0-0bf3 : sata_nv 0cf8-0cff : PCI conf1 0d00-ffff : PCI Bus 0000:00 1000-1003 : ACPI PM1a_EVT_BLK 1004-1005 : ACPI PM1a_CNT_BLK 1008-100b : ACPI PM_TMR 1010-1015 : ACPI CPU throttle 101c-101c : ACPI PM2_CNT_BLK 1020-1027 : ACPI GPE0_BLK 1080-10ff : pnp 00:00 1400-147f : pnp 00:00 1480-14ff : pnp 00:00 14a0-14af : ACPI GPE1_BLK 1800-187f : pnp 00:00 1880-18ff : pnp 00:00 1c00-1c3f : 0000:00:01.1 1c00-1c3f : nForce2_smbus 1c40-1c7f : 0000:00:01.1 1c40-1c7f : nForce2_smbus a000-afff : PCI Bus 0000:02 ac00-ac7f : 0000:02:00.0 b000-bfff : PCI Bus 0000:01 c400-c40f : 0000:00:08.1 c400-c40f : sata_nv d800-d80f : 0000:00:08.0 d800-d80f : sata_nv ec00-ec07 : 0000:00:07.0 ec00-ec07 : forcedeth f000-f00f : 0000:00:06.0 f000-f00f : pata_amd fc00-fc3f : 0000:00:01.1 watchtv@teevee:/usr/src/linux-headers-3.11.0-031100rc5/scripts$ **************************************************************** watchtv@teevee:~$ cat /proc/iomem 00000000-00000fff : reserved 00001000-0009f7ff : System RAM 0009f800-0009ffff : reserved 000a0000-000bffff : PCI Bus 0000:00 000c0000-000dffff : PCI Bus 0000:00 000c0000-000c7fff : Video ROM 000d0000-000d17ff : Adapter ROM 000d1800-000d3fff : pnp 00:0a 000f0000-000fffff : reserved 000f0000-000fffff : System ROM 00100000-bfedffff : System RAM 01000000-01738813 : Kernel code 01738814-01d0e73f : Kernel data 01e70000-01fe2fff : Kernel bss b4000000-b7ffffff : GART bfee0000-bfee2fff : ACPI Non-volatile Storage bfee3000-bfeeffff : ACPI Tables bfef0000-bfefffff : reserved bfef0000-bfefffff : pnp 00:0a bff00000-bfffffff : RAM buffer c0000000-dfffffff : PCI Bus 0000:00 c0000000-dfffffff : PCI Bus 0000:02 c0000000-cfffffff : 0000:02:00.0 d0000000-d007ffff : 0000:02:00.0 de000000-dfffffff : 0000:02:00.0 e0000000-febfffff : reserved e4000000-febfffff : PCI Bus 0000:00 fb000000-fcffffff : PCI Bus 0000:02 fb000000-fbffffff : 0000:02:00.0 fb000000-fbffffff : nvidia fcffc000-fcffffff : 0000:02:00.1 fcffc000-fcffffff : ICH HD audio fde00000-fdefffff : PCI Bus 0000:01 fdf00000-fdffffff : PCI Bus 0000:01 fe024000-fe027fff : 0000:00:05.0 fe024000-fe027fff : ICH HD audio fe02b000-fe02bfff : 0000:00:08.1 fe02b000-fe02bfff : sata_nv fe02c000-fe02cfff : 0000:00:08.0 fe02c000-fe02cfff : sata_nv fe02d000-fe02dfff : 0000:00:07.0 fe02d000-fe02dfff : forcedeth fe02e000-fe02e0ff : 0000:00:02.1 fe02e000-fe02e0ff : ehci_hcd fe02f000-fe02ffff : 0000:00:02.0 fe02f000-fe02ffff : ohci_hcd fec00000-ffffffff : reserved fec00000-fec003ff : IOAPIC 0 fee00000-fee00fff : Local APIC fee00000-fee00fff : pnp 00:0a fefe0000-fefe01ff : pnp 00:00 fefe1000-fefe10ff : pnp 00:00 feff0000-feff03ff : HPET 0 ffff0000-ffffffff : pnp 00:0a 100000000-13fffffff : System RAM watchtv@teevee:~$ **************************************************************** watchtv@teevee:~$ sudo lspci -vvv 00:00.0 RAM memory: NVIDIA Corporation MCP61 Host Bridge (rev a1) Subsystem: Gigabyte Technology Co., Ltd Device 5001 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr+ DiscTmrStat- DiscTmrSERREn- Capabilities: [b8] Subsystem: Gigabyte Technology Co., Ltd Device 026f Capabilities: [8c] HyperTransport: MSI Mapping Enable- Fixed- Mapping Address Base: 00000000fee00000 00:05.0 Audio device: NVIDIA Corporation MCP61 High Definition Audio (rev a2) Subsystem: Gigabyte Technology Co., Ltd Device a002 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- Capabilities: [40] Subsystem: NVIDIA Corporation Device 0000 Capabilities: [48] 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- Capabilities: [50] MSI: Enable+ Count=1/2 Maskable- 64bit+ Address: 00000000fee0300c Data: 4161 Capabilities: [60] HyperTransport: MSI Mapping Enable- Fixed- Mapping Address Base: 00000000fee00000 Capabilities: [80] Express (v1) Root Port (Slot+), MSI 00 DevCap: MaxPayload 256 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 512 bytes DevSta: CorrErr+ UncorrErr+ FatalErr- UnsuppReq- AuxPwr- TransPend- LnkCap: Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1, Latency L0 <512ns, L1 <4us ClockPM- Surprise- LLActRep+ BwNot- LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ DLActive+ BWMgmt- ABWMgmt- SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise- Slot #1, PowerLimit 75.000W; Interlock- NoCompl- SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Off, PwrInd On, 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- Capabilities: [100 v1] Virtual Channel Caps: LPEVC=0 RefClk=100ns PATEntryBits=1 Arb: Fixed- WRR32- WRR64- WRR128- Ctrl: ArbSelect=WRR32 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- Kernel driver in use: pcieport 00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- Kernel driver in use: k8temp 02:00.0 VGA compatible controller: NVIDIA Corporation GT218 [GeForce 210] (rev a2) (prog-if 00 [VGA controller]) Subsystem: ASUSTeK Computer Inc. EN210 SILENT Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- 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 Kernel driver in use: nvidia 02:00.1 Audio device: NVIDIA Corporation High Definition Audio Controller (rev a1) Subsystem: ASUSTeK Computer Inc. Device 8334 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR-