From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755699AbZFCUAJ (ORCPT ); Wed, 3 Jun 2009 16:00:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753728AbZFCT75 (ORCPT ); Wed, 3 Jun 2009 15:59:57 -0400 Received: from mta-2.ms.rz.RWTH-Aachen.DE ([134.130.7.73]:48969 "EHLO mta-2.ms.rz.rwth-aachen.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753238AbZFCT7z (ORCPT ); Wed, 3 Jun 2009 15:59:55 -0400 MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; charset=us-ascii X-IronPort-AV: E=Sophos;i="4.41,299,1241388000"; d="scan'208";a="14155696" From: stefan verse To: linux-kernel@vger.kernel.org Subject: possible Bug in IOAPIC concerning serial 8250 Date: Wed, 03 Jun 2009 21:59:55 +0200 Message-id: <2CE90141F99649C08429B52D22C5066A@pepe> X-Priority: 3 (Normal) X-MSMail-priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.2627 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 Importance: Normal Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, i know, no good place to start, but my problem is a little bit unspecific concerning Problems with IOAPIC concerning serrial driver 8250 : 1. serial driver 8250 is loaded, but /dev/ttyS0 is unusable 2. hardware is a d945gclf2 mini-itx board from intel, distribution is easyvdr 0.6.06., Kernel Version is 2.6.29.3, serial port is activated in BIOS, BIOS rev LF94510J.86A.0171.2009.0403.0118 dmesg reports : [ 21.682611] Serial: 8250/16550 driver, 1 ports, IRQ sharing disabled [ 21.682789] serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A [ 21.711689] 00:09: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A and lsmod : 8250_pci 27412 0 8250_pnp 14036 0 8250 20516 2 8250_pci,8250_pnp serial_core 18708 1 8250 so driver is loaded ls -lpr /dev/ttyS0 crw-rw-rw- 1 root tty 4, 64 2009-06-03 07:55 /dev/ttyS0 seems ok to me but cat < /dev/ttyS0 gives : cat: -: Eingabe-/Ausgabefehler (I/O Error) /proc/interrupts is missing driver for irq4 : CPU0 CPU1 CPU2 CPU3 0: 283 0 0 0 IO-APIC-edge timer 1: 2 0 0 0 IO-APIC-edge i8042 4: 2 0 0 0 IO-APIC-edge 7: 0 0 0 0 IO-APIC-edge parport0 8: 1 0 0 0 IO-APIC-edge rtc0 9: 1 0 0 0 IO-APIC-fasteoi acpi 12: 4 0 0 0 IO-APIC-edge i8042 14: 55469 1 0 0 IO-APIC-edge ide0 16: 0 0 0 0 IO-APIC-fasteoi uhci_hcd:usb5 18: 0 0 0 0 IO-APIC-fasteoi uhci_hcd:usb4 19: 718 0 0 0 IO-APIC-fasteoi ata_piix, uhci_hcd:usb3 21: 3868819 0 0 0 IO-APIC-fasteoi saa7146 (0) 22: 138 0 0 0 IO-APIC-fasteoi HDA Intel 23: 51554438 0 0 0 IO-APIC-fasteoi ehci_hcd:usb1, uhci_hcd:usb2 27: 10078 0 0 0 PCI-MSI-edge eth0 NMI: 0 0 0 0 Non-maskable interrupts LOC: 7244673 7074229 1338468 2729063 Local timer interrupts RES: 3747 1475 2984 633 Rescheduling interrupts CAL: 9 135 135 126 Function call interrupts TLB: 48253 11978 30761 25010 TLB shootdowns TRM: 0 0 0 0 Thermal event interrupts SPU: 0 0 0 0 Spurious interrupts ERR: 0 MIS: 0 /proc/iomem : 00000000-0008efff : System RAM 0008f000-0009ffff : reserved 000a0000-000bffff : Video RAM area 000c0000-000c7fff : Video ROM 000e0000-000fffff : reserved 000f0000-000fffff : System ROM 00100000-3f534fff : System RAM 00100000-00637fb9 : Kernel code 00637fba-0082b4d7 : Kernel data 00899000-00900bb3 : Kernel bss 3f535000-3f53cfff : reserved 3f53d000-3f5ccfff : System RAM 3f5cd000-3f5d0fff : reserved 3f5d1000-3f65ffff : System RAM 3f660000-3f6effff : ACPI Non-volatile Storage 3f6f0000-3f6f2fff : System RAM 3f6f3000-3f6fefff : ACPI Tables 3f6ff000-3f6fffff : System RAM 3f700000-3fffffff : reserved 40000000-4fffffff : 0000:00:02.0 40000000-407affff : vesafb 50000000-500fffff : PCI Bus 0000:01 50000000-5000ffff : 0000:01:00.0 50000000-5000ffff : r8169 50020000-5003ffff : 0000:01:00.0 50100000-501fffff : PCI Bus 0000:04 50100000-501001ff : 0000:04:00.0 50100000-501001ff : saa7146 50200000-502fffff : PCI Bus 0000:01 50200000-50200fff : 0000:01:00.0 50200000-50200fff : r8169 50300000-5037ffff : 0000:00:02.0 50380000-503bffff : 0000:00:02.0 503c0000-503c3fff : 0000:00:1b.0 503c0000-503c3fff : ICH HD audio 503c4000-503c43ff : 0000:00:1d.7 503c4000-503c43ff : ehci_hcd f0000000-ffffffff : reserved f0000000-f3ffffff : pnp 00:01 fec00000-fec00fff : IOAPIC 0 fed13000-fed13fff : pnp 00:01 fed14000-fed17fff : pnp 00:01 fed18000-fed18fff : pnp 00:01 fed19000-fed19fff : pnp 00:01 fed1c000-fed1ffff : pnp 00:01 fed20000-fed3ffff : pnp 00:01 fed45000-fed99fff : pnp 00:01 fee00000-fee00fff : Local APIC /proc/ioports shows no serial on 3f8 : 0000-001f : dma1 0020-0021 : pic1 0040-0043 : timer0 0050-0053 : timer1 0060-0060 : keyboard 0064-0064 : keyboard 0070-0071 : rtc0 0080-008f : dma page reg 00a0-00a1 : pic2 00c0-00df : dma2 00f0-00ff : fpu 0170-0177 : 0000:00:1f.1 0170-0177 : piix 01f0-01f7 : 0000:00:1f.1 01f0-01f7 : piix 0376-0376 : 0000:00:1f.1 0376-0376 : piix 0378-037a : parport0 03c0-03df : vesafb 03f6-03f6 : 0000:00:1f.1 03f6-03f6 : piix 0400-047f : 0000:00:1f.0 0400-047f : pnp 00:06 0400-0403 : ACPI PM1a_EVT_BLK 0404-0405 : ACPI PM1a_CNT_BLK 0408-040b : ACPI PM_TMR 0410-0415 : ACPI CPU throttle 0420-0420 : ACPI PM2_CNT_BLK 0428-042f : ACPI GPE0_BLK 0430-0433 : iTCO_wdt 0460-047f : iTCO_wdt 0500-053f : 0000:00:1f.0 0500-053f : pnp 00:06 0680-06ff : pnp 00:06 0778-077a : parport0 0cf8-0cff : PCI conf1 1000-1fff : PCI Bus 0000:01 1000-10ff : 0000:01:00.0 1000-10ff : r8169 2000-201f : 0000:00:1f.3 2000-201f : i801_smbus 2020-203f : 0000:00:1d.3 2020-203f : uhci_hcd 2040-205f : 0000:00:1d.2 2040-205f : uhci_hcd 2060-207f : 0000:00:1d.1 2060-207f : uhci_hcd 2080-209f : 0000:00:1d.0 2080-209f : uhci_hcd 20a0-20af : 0000:00:1f.2 20a0-20af : ata_piix 20b0-20bf : 0000:00:1f.1 20b0-20bf : piix 20c0-20c7 : 0000:00:1f.2 20c0-20c7 : ata_piix 20c8-20cf : 0000:00:1f.2 20c8-20cf : ata_piix 3. module, IOAPIC, D945GCLF2, 8250, ACPI, serial 4. Linux version 2.6.29.3 (root@VDR) (gcc version 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)) #13 SMP PREEMPT Sun May 31$ 5. 6. 7. D945GCLF2 7.1 Gnu C 4.1.2 Gnu make 3.81 binutils 2.17 util-linux 2.12r mount 2.12r module-init-tools 3.3-pre2 e2fsprogs 1.40-WIP Linux C Library 2.3.6 Dynamic linker (ldd) 2.3.6 Procps 3.2.7 Net-tools 1.60 Console-tools 0.2.3 Sh-utils 5.97 udev 105 Modules Loaded ipv6 8250_pci 8250_pnp 8250 serial_core kbtab raid1 i2c_viapro dm_snapshot dm_mirror dm_region_hash dm_log md_mod dm_mod dvb_usb_opera dvb_pll dvb_usb dvb_ttpci lnbp21 l64781 saa7146_vv saa7146 videobuf_dma_sg videobuf_core videodev v4l1_compat ves1820 tda8083 sp8870 stv0297 ves1x93 ttpci_eeprom stv0299 dvb_core snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_pcm snd_mixer_oss snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq rtc_cmos snd_timer snd_seq_device rtc_core parport_pc iTCO_wdt parport pcspkr rtc_lib i2c_i801 iTCO_vendor_support r8169 snd mii soundcore snd_page_alloc evdev 7.2 processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 28 model name : Intel(R) Atom(TM) CPU 330 @ 1.60GHz stepping : 2 cpu MHz : 1596.070 cache size : 512 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 s$ bogomips : 3192.14 clflush size : 64 power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 28 model name : Intel(R) Atom(TM) CPU 330 @ 1.60GHz stepping : 2 cpu MHz : 1596.070 cache size : 512 KB physical id : 0 siblings : 4 core id : 1 cpu cores : 2 apicid : 2 initial apicid : 2 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 s$ bogomips : 3191.48 clflush size : 64 power management: processor : 2 vendor_id : GenuineIntel cpu family : 6 7.3 ipv6 241364 22 - Live 0xf95db000 8250_pci 27412 0 - Live 0xf9421000 8250_pnp 14036 0 - Live 0xf940a000 8250 20516 2 8250_pci,8250_pnp, Live 0xf93f7000 serial_core 18708 1 8250, Live 0xf93e6000 kbtab 3892 0 - Live 0xf93d7000 raid1 21620 1 - Live 0xf93c8000 i2c_viapro 7624 0 - Live 0xf911d000 dm_snapshot 18904 0 - Live 0xf9110000 dm_mirror 14296 0 - Live 0xf9101000 dm_region_hash 10964 1 dm_mirror, Live 0xf9013000 dm_log 9752 2 dm_mirror,dm_region_hash, Live 0xf8fb8000 md_mod 86128 2 raid1, Live 0xf90e9000 dm_mod 52676 3 dm_snapshot,dm_mirror,dm_log, Live 0xf90a3000 dvb_usb_opera 8700 10 - Live 0xf8f0b000 dvb_pll 8744 1 dvb_usb_opera, Live 0xf8e6d000 dvb_usb 16032 1 dvb_usb_opera, Live 0xf8e51000 dvb_ttpci 337760 18 - Live 0xf9127000 lnbp21 1780 1 dvb_ttpci, Live 0xf8f40000 l64781 6424 1 dvb_ttpci, Live 0xf8f29000 saa7146_vv 45780 1 dvb_ttpci, Live 0xf90bc000 saa7146 17436 2 dvb_ttpci,saa7146_vv, Live 0xf8fff000 videobuf_dma_sg 11832 1 saa7146_vv, Live 0xf8f71000 videobuf_core 17496 2 saa7146_vv,videobuf_dma_sg, Live 0xf8f6a000 videodev 41600 1 saa7146_vv, Live 0xf8fab000 v4l1_compat 13240 2 saa7146_vv,videodev, Live 0xf8f3a000 ves1820 6008 1 dvb_ttpci, Live 0xf8f07000 tda8083 5400 1 dvb_ttpci, Live 0xf8e71000 sp8870 6528 1 dvb_ttpci, Live 0xf8e5b000 stv0297 6900 1 dvb_ttpci, Live 0xf8df9000 ves1x93 6072 1 dvb_ttpci, Live 0xf8df3000 ttpci_eeprom 2036 1 dvb_ttpci, Live 0xf8be4000 stv0299 9468 2 dvb_usb_opera,dvb_ttpci, Live 0xf8bd2000 dvb_core 85184 3 dvb_usb,dvb_ttpci,stv0299, Live 0xf8fd4000 snd_hda_codec_realtek 188344 1 - Live 0xf905e000 snd_hda_intel 24232 0 - Live 0xf900b000 snd_hda_codec 64212 2 snd_hda_codec_realtek,snd_hda_intel, Live 0xf8fed000 snd_hwdep 6872 1 snd_hda_codec, Live 0xf8fd0000 snd_pcm_oss 36544 0 - Live 0xf8fbc000 snd_pcm 72568 3 snd_hda_intel,snd_hda_codec,snd_pcm_oss, Live 0xf8f97000 snd_mixer_oss 13940 1 snd_pcm_oss, Live 0xf8f75000 snd_seq_dummy 2552 0 - Live 0xf8f67000 snd_seq_oss 29056 0 - Live 0xf8f56000 snd_seq_midi_event 6836 1 snd_seq_oss, Live 0xf8f42000 snd_seq 47824 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi_event, Live 0xf8f2c000 rtc_cmos 10156 0 - Live 0xf8f12000 snd_timer 20380 2 snd_pcm,snd_seq, Live 0xf8e77000 snd_seq_device 6912 3 snd_seq_dummy,snd_seq_oss,snd_seq, Live 0xf8bdd000 rtc_core 16272 1 rtc_cmos, Live 0xf8bbc000 parport_pc 36932 0 - Live 0xf8e61000 iTCO_wdt 10904 0 - Live 0xf8dfc000 parport 34188 1 parport_pc, Live 0xf8be7000 pcspkr 2356 0 - Live 0xf8be1000 rtc_lib 2900 1 rtc_core, Live 0xf8bd6000 i2c_i801 8708 0 - Live 0xf8bc6000 iTCO_vendor_support 3640 1 iTCO_wdt, Live 0xf8bb1000 r8169 32888 0 - Live 0xf8de8000 7.4 /proc/ioports 0000-001f : dma1 0020-0021 : pic1 0040-0043 : timer0 0050-0053 : timer1 0060-0060 : keyboard 0064-0064 : keyboard 0070-0071 : rtc0 0080-008f : dma page reg 00a0-00a1 : pic2 00c0-00df : dma2 00f0-00ff : fpu 0170-0177 : 0000:00:1f.1 0170-0177 : piix 01f0-01f7 : 0000:00:1f.1 01f0-01f7 : piix 0376-0376 : 0000:00:1f.1 0376-0376 : piix 0378-037a : parport0 03c0-03df : vesafb 03f6-03f6 : 0000:00:1f.1 03f6-03f6 : piix 0400-047f : 0000:00:1f.0 0400-047f : pnp 00:06 0400-0403 : ACPI PM1a_EVT_BLK 0404-0405 : ACPI PM1a_CNT_BLK 0408-040b : ACPI PM_TMR 0410-0415 : ACPI CPU throttle 0420-0420 : ACPI PM2_CNT_BLK 0428-042f : ACPI GPE0_BLK 0430-0433 : iTCO_wdt 0460-047f : iTCO_wdt 0500-053f : 0000:00:1f.0 0500-053f : pnp 00:06 0680-06ff : pnp 00:06 0778-077a : parport0 0cf8-0cff : PCI conf1 1000-1fff : PCI Bus 0000:01 1000-10ff : 0000:01:00.0 1000-10ff : r8169 2000-201f : 0000:00:1f.3 2000-201f : i801_smbus 2020-203f : 0000:00:1d.3 2020-203f : uhci_hcd 2040-205f : 0000:00:1d.2 2040-205f : uhci_hcd 2060-207f : 0000:00:1d.1 2060-207f : uhci_hcd 2080-209f : 0000:00:1d.0 2080-209f : uhci_hcd 20a0-20af : 0000:00:1f.2 20a0-20af : ata_piix 20b0-20bf : 0000:00:1f.1 20b0-20bf : piix 20c0-20c7 : 0000:00:1f.2 20c0-20c7 : ata_piix 20c8-20cf : 0000:00:1f.2 20c8-20cf : ata_piix /proc/iomem : 00000000-0008efff : System RAM 0008f000-0009ffff : reserved 000a0000-000bffff : Video RAM area 000c0000-000c7fff : Video ROM 000e0000-000fffff : reserved 000f0000-000fffff : System ROM 00100000-3f534fff : System RAM 00100000-00637fb9 : Kernel code 00637fba-0082b4d7 : Kernel data 00899000-00900bb3 : Kernel bss 3f535000-3f53cfff : reserved 3f53d000-3f5ccfff : System RAM 3f5cd000-3f5d0fff : reserved 3f5d1000-3f65ffff : System RAM 3f660000-3f6effff : ACPI Non-volatile Storage 3f6f0000-3f6f2fff : System RAM 3f6f3000-3f6fefff : ACPI Tables 3f6ff000-3f6fffff : System RAM 3f700000-3fffffff : reserved 40000000-4fffffff : 0000:00:02.0 40000000-407affff : vesafb 50000000-500fffff : PCI Bus 0000:01 50000000-5000ffff : 0000:01:00.0 50000000-5000ffff : r8169 50020000-5003ffff : 0000:01:00.0 50100000-501fffff : PCI Bus 0000:04 50100000-501001ff : 0000:04:00.0 50100000-501001ff : saa7146 50200000-502fffff : PCI Bus 0000:01 50200000-50200fff : 0000:01:00.0 50200000-50200fff : r8169 50300000-5037ffff : 0000:00:02.0 50380000-503bffff : 0000:00:02.0 503c0000-503c3fff : 0000:00:1b.0 503c0000-503c3fff : ICH HD audio 503c4000-503c43ff : 0000:00:1d.7 503c4000-503c43ff : ehci_hcd f0000000-ffffffff : reserved f0000000-f3ffffff : pnp 00:01 fec00000-fec00fff : IOAPIC 0 fed13000-fed13fff : pnp 00:01 fed14000-fed17fff : pnp 00:01 fed18000-fed18fff : pnp 00:01 fed19000-fed19fff : pnp 00:01 fed1c000-fed1ffff : pnp 00:01 fed20000-fed3ffff : pnp 00:01 fed45000-fed99fff : pnp 00:01 fee00000-fee00fff : Local APIC 7.5 lspci -vvv 00:00.0 Host bridge: Intel Corporation 945G/GZ/P/PL Express Memory Controller Hub (rev 02) Subsystem: Intel Corporation Unknown device 464c Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- Reset- FastB2B- Capabilities: [40] Express Root Port (Slot+) IRQ 0 Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag- Device: Latency L0s unlimited, L1 unlimited Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported- Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- Device: MaxPayload 128 bytes, MaxReadReq 128 bytes Link: Supported Speed 2.5Gb/s, Width x1, ASPM L0s L1, Port 1 Link: Latency L0s <1us, L1 <4us Link: ASPM Disabled RCB 64 bytes CommClk- ExtSynch- Link: Speed 2.5Gb/s, Width x1 Slot: AtnBtn- PwrCtrl- MRL- AtnInd- PwrInd- HotPlug+ Surpise+ Slot: Number 1, PowerLimit 10.000000 Slot: Enabled AtnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- Slot: AttnInd Unknown, PwrInd Unknown, Power- Root: Correctable- Non-Fatal- Fatal- PME- Capabilities: [80] Message Signalled Interrupts: Mask- 64bit- Queue=0/0 Enable+ Address: fee0f00c Data: 4181 Capabilities: [90] Subsystem: Gammagraphx, Inc. Unknown device 0000 Capabilities: [a0] Power Management version 2 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+) Status: D0 PME-Enable- DSel=0 DScale=0 PME- 00:1c.2 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 3 (rev 01) (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- Capabilities: [40] Express Root Port (Slot+) IRQ 0 Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag- Device: Latency L0s unlimited, L1 unlimited Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported- Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- Device: MaxPayload 128 bytes, MaxReadReq 128 bytes Link: Supported Speed 2.5Gb/s, Width x1, ASPM L0s L1, Port 3 Link: Latency L0s <1us, L1 <4us Link: ASPM Disabled RCB 64 bytes CommClk- ExtSynch- Link: Speed 2.5Gb/s, Width x0 Slot: AtnBtn- PwrCtrl- MRL- AtnInd- PwrInd- HotPlug+ Surpise+ Slot: Number 3, PowerLimit 10.000000 Slot: Enabled AtnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- Slot: AttnInd Unknown, PwrInd Unknown, Power- Root: Correctable- Non-Fatal- Fatal- PME- Capabilities: [80] Message Signalled Interrupts: Mask- 64bit- Queue=0/0 Enable+ Address: fee0f00c Data: 4189 Capabilities: [90] Subsystem: Gammagraphx, Inc. Unknown device 0000 Capabilities: [a0] Power Management version 2 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+) Status: D0 PME-Enable- DSel=0 DScale=0 PME- 00:1c.3 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 4 (rev 01) (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- Capabilities: [40] Express Root Port (Slot+) IRQ 0 Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag- Device: Latency L0s unlimited, L1 unlimited Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported- Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- Device: MaxPayload 128 bytes, MaxReadReq 128 bytes Link: Supported Speed 2.5Gb/s, Width x1, ASPM L0s L1, Port 4 Link: Latency L0s <1us, L1 <4us Link: ASPM Disabled RCB 64 bytes CommClk- ExtSynch- Link: Speed 2.5Gb/s, Width x0 Slot: AtnBtn- PwrCtrl- MRL- AtnInd- PwrInd- HotPlug+ Surpise+ Slot: Number 4, PowerLimit 10.000000 Slot: Enabled AtnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- Slot: AttnInd Unknown, PwrInd Unknown, Power- Root: Correctable- Non-Fatal- Fatal- PME- Capabilities: [80] Message Signalled Interrupts: Mask- 64bit- Queue=0/0 Enable+ Address: fee0f00c Data: 4191 Capabilities: [90] Subsystem: Gammagraphx, Inc. Unknown device 0000 Capabilities: [a0] Power Management version 2 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+) Status: D0 PME-Enable- DSel=0 DScale=0 PME- 00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI #1 (rev 01) (prog-if 00 [UHCI]) Subsystem: Intel Corporation Unknown device 464c Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- Reset- FastB2B- Capabilities: [50] Subsystem: Intel Corporation Unknown device 464c 00:1f.0 ISA bridge: Intel Corporation 82801GB/GR (ICH7 Family) LPC Interface Bridge (rev 01) Subsystem: Intel Corporation Unknown device 464c Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR-