linux的pci文件是哪个,Linux系统查看PCI设备信息

Linux系统查看PCI设备信息，基本是使用lspci命令，如果找不到该命令，那么需要先安装pciutils软件包。列出系统的PCI设备： [root@os2 ~]# lspci00:00.0 Host bridge: Intel Corporation Xeon E5/Core i7 DMI2 (rev 07)00:01.0 PCI bridge: Intel Corporatio

Linux系统查看PCI设备信息，基本是使用lspci命令，如果找不到该命令，那么需要先安装pciutils软件包。

列出系统的PCI设备：

[root@os2 ~]# lspci

00:00.0 Host bridge: Intel Corporation Xeon E5/Core i7 DMI2 (rev 07)

00:01.0 PCI bridge: Intel Corporation Xeon E5/Core i7 IIO PCI Express Root Port 1a (rev 07)

00:03.0 PCI bridge: Intel Corporation Xeon E5/Core i7 IIO PCI Express Root Port 3a in PCI Express Mode (rev 07)

00:05.0 System peripheral: Intel Corporation Xeon E5/Core i7 Address Map, VTd_Misc, System Management (rev 07)

00:05.2 System peripheral: Intel Corporation Xeon E5/Core i7 Control Status and Global Errors (rev 07)

00:05.4 PIC: Intel Corporation Xeon E5/Core i7 I/O APIC (rev 07)

00:11.0 PCI bridge: Intel Corporation C600/X79 series chipset PCI Express Virtual Root Port (rev 06)

00:16.0 Communication controller: Intel Corporation C600/X79 series chipset MEI Controller #1 (rev 05)

00:16.1 Communication controller: Intel Corporation C600/X79 series chipset MEI Controller #2 (rev 05)

00:1a.0 USB controller: Intel Corporation C600/X79 series chipset USB2 Enhanced Host Controller #2 (rev 06)

00:1c.0 PCI bridge: Intel Corporation C600/X79 series chipset PCI Express Root Port 1 (rev b6)

00:1c.7 PCI bridge: Intel Corporation C600/X79 series chipset PCI Express Root Port 8 (rev b6)

00:1d.0 USB controller: Intel Corporation C600/X79 series chipset USB2 Enhanced Host Controller #1 (rev 06)

00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev a6)

00:1f.0 ISA bridge: Intel Corporation C600/X79 series chipset LPC Controller (rev 06)

00:1f.2 IDE interface: Intel Corporation C600/X79 series chipset 4-Port SATA IDE Controller (rev 06)

00:1f.3 SMBus: Intel Corporation C600/X79 series chipset SMBus Host Controller (rev 06)

00:1f.5 IDE interface: Intel Corporation C600/X79 series chipset 2-Port SATA IDE Controller (rev 06)

05:00.0 RAID bus controller: Adaptec Series 6 - 6G SAS/PCIe 2 (rev 01)

06:00.0 Serial Attached SCSI controller: Intel Corporation C602 chipset 4-Port SATA Storage Control Unit (rev 06)

06:00.3 SMBus: Intel Corporation C600/X79 series chipset SMBus Controller 0 (rev 06)

07:00.0 Ethernet controller: Intel Corporation 82576 Gigabit Network Connection (rev 01)

09:00.0 PCI bridge: ASPEED Technology, Inc. AST1150 PCI-to-PCI Bridge (rev 02)

0a:00.0 VGA compatible controller: ASPEED Technology, Inc. ASPEED Graphics Family (rev 21)

7f:08.0 System peripheral: Intel Corporation Xeon E5/Core i7 QPI Link 0 (rev 07)

7f:08.3 System peripheral: Intel Corporation Xeon E5/Core i7 QPI Link Reut 0 (rev 07)

注意：如果有显示unknown device，说明/usr/share/hwdata/pci.ids文件太旧，没有及时更新。

查看设备的vendor id和device id(同样可以在/usr/share/hwdata/pci.ids文件中查看)

[root@os2 ~]# lspci -n | grep 00:01.0

00:01.0 0604: 8086:3c02 (rev 07)

查看设备详细信息：

[root@os2 ~]# lspci -xxxxx -s 00:1f.5 #x越多，列出的信息越详细

00:1f.5 IDE interface: Intel Corporation C600/X79 series chipset 2-Port SATA IDE Controller (rev 06)

00: 86 80 08 1d 05 00 b0 02 06 85 01 01 00 00 00 00

10: 71 90 00 00 61 90 00 00 51 90 00 00 41 90 00 00

20: 31 90 00 00 21 90 00 00 00 00 00 00 86 80 08 1d

30: 00 00 00 00 70 00 00 00 00 00 00 00 0b 02 00 00

40: 00 80 00 80 00 00 00 00 00 00 00 00 00 00 00 00

50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

70: 01 b0 03 00 08 00 00 00 00 00 00 00 00 00 00 00

80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

90: 00 00 03 00 00 00 00 00 00 00 00 00 00 00 00 00

a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

b0: 13 00 06 03 00 00 00 00 00 00 00 00 00 00 00 00

c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

f0: 00 00 00 00 00 00 00 00 87 0f 07 08 00 00 00 00

[root@os2 ~]# lspci -vv -s 00:1f.5 #v越多，列出的信息越详细

00:1f.5 IDE interface: Intel Corporation C600/X79 series chipset 2-Port SATA IDE Controller (rev 06) (prog-if 85 [Master SecO PriO])

Subsystem: Intel Corporation C600/X79 series chipset 2-Port SATA IDE Controller

Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-

Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR-

Latency: 0

Interrupt: pin B routed to IRQ 19

Region 0: I/O ports at 9070 [size=8]

Region 1: I/O ports at 9060 [size=4]

Region 2: I/O ports at 9050 [size=8]

Region 3: I/O ports at 9040 [size=4]

Region 4: I/O ports at 9030 [size=16]

Region 5: I/O ports at 9020 [size=16]

Capabilities: [70] 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: [b0] PCI Advanced Features

AFCap: TP+ FLR+

AFCtrl: FLR-

AFStatus: TP-

Kernel driver in use: ata_piix

Kernel modules: ata_generic, pata_acpi, ata_piix

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