Chapter 9 Advanced Linux commands!

Fabian — Sat, 16 May 2009 09:43:43 +0000

Let’s go advanced ! Here are some advanced linux commands to list the hardware details..

Device Identification commands:-

/usr/src/linux/Documentation/devices.txt

hardinfo

hwinfo – Shows detailed information about any hardware.

Usage –> hwinfo –help

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O/p of hwinfo –mouse command ran on a laptop with touchpad and a ps/2 optical mouse connected to a USB port using a PS/2-USB converter

hwinfo –mouse
38: USB 00.1: 10503 USB Mouse
[Created at usb.122]
UDI: /org/freedesktop/Hal/devices/usb_device_a81_205_noserial_if1
Unique ID: iVWJ.8QOQCbci8S5
Parent ID: pBe4.vfMN5defVA1
SysFS ID: /devices/pci0000:00/0000:00:1d.1/usb2/2-1/2-1:1.1
SysFS BusID: 2-1:1.1
Hardware Class: mouse
Model: “CHESEN PS2 to USB Converter”
Hotplug: USB
Vendor: usb 0x0a81 “CHESEN”
Device: usb 0×0205 “PS2 to USB Converter”
Revision: “0.10″
Compatible to: int 0×0210 0×0015
Driver: “usbhid”
Driver Modules: “usbhid”
Device File: /dev/input/mice (/dev/input/mouse1)
Device Files: /dev/input/mice, /dev/input/mouse1, /dev/input/event3, /dev/input/by-id/usb-CHESEN_PS2_to_USB_Converter-event-mouse, /dev/input/by-path/pci-0000:00:1d.1-usb-0:1:1.1-event-mouse, /dev/input/by-id/usb-CHESEN_PS2_to_USB_Converter-mouse, /dev/input/by-path/pci-0000:00:1d.1-usb-0:1:1.1-mouse
Device Number: char 13:63 (char 13:33)
Speed: 1.5 Mbps
Module Alias: “usb:v0A81p0205d0010dc00dsc00dp00ic03isc01ip02″
Driver Info #0:
Buttons: 5
Wheels: 1
XFree86 Protocol: explorerps/2
GPM Protocol: exps2
Config Status: cfg=new, avail=yes, need=no, active=unknown
Attached to: #33 (Hub)

42: ADB 00.0: 10502 Bus Mouse
[Created at input.159]
UDI: /org/freedesktop/Hal/devices/computer_logicaldev_input
Unique ID: kZYT.9XB1QYZ8Aa7
Hardware Class: mouse
Model: “Apple Macintosh mouse button emulation”
Vendor: int 0×0100 “Apple”
Device: int 0×0300 “Macintosh mouse button emulation”
Compatible to: int 0×0210 0×0003
Device File: /dev/input/mice (/dev/input/mouse0)
Device Files: /dev/input/mice, /dev/input/mouse0, /dev/input/event0
Device Number: char 13:63 (char 13:32)
Driver Info #0:
Buttons: 3
Wheels: 0
XFree86 Protocol: explorerps/2
GPM Protocol: exps2
Config Status: cfg=new, avail=yes, need=no, active=unknown

44: PS/2 00.0: 10500 PS/2 Mouse
[Created at input.159]
UDI: /org/freedesktop/Hal/devices/platform_i8042_i8042_AUX3_port_logicaldev_input
Unique ID: AH6Q.845qvaQafo3
Hardware Class: mouse
Model: “SynPS/2 Synaptics TouchPad”
Vendor: int 0×0212
Device: int 0×0001 “SynPS/2 Synaptics TouchPad”
Compatible to: int 0×0210 0×0003
Device File: /dev/input/mice (/dev/input/mouse2)
Device Files: /dev/input/mice, /dev/input/mouse2, /dev/input/event4, /dev/input/by-path/platform-i8042-serio-4-event-mouse, /dev/input/by-path/platform-i8042-serio-4-mouse
Device Number: char 13:63 (char 13:34)
Driver Info #0:
Buttons: 3
Wheels: 0
XFree86 Protocol: explorerps/2
GPM Protocol: exps2
Config Status: cfg=new, avail=yes, need=no, active=unknown

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MAKEDEV and mknod – mentioned earlier

lspci – list devices using Peripheral Component Interconnect bus. Options to check out is lspci -t and -v
lsdev – options to check are -P, -H, -C
lsusb – lsusb is a utility for displaying information about USB buses in the system and the devices connected to them.
lssci – lists your scsi devices
hdparm – display drive geometry
dmidecode – Reports information about your system’s hardware as described in your system BIOS, overriding the information kernel gives you inside /proc

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Chapter 9 Advanced Linux commands!