/proc/acpi/ibm
/proc/acpi/ibm/fan
status:		enabled
speed:		4919
level:		auto
commands:	level <level> (<level> is 0-7, auto, disengaged, full-speed)
commands:	enable, disable
commands:	watchdog <timeout> (<timeout> is 0 (off), 1-120 (seconds))
/proc/acpi/ibm/volume
level:		7
mute:		off
commands:	up, down, mute
commands:	level <level> (<level> is 0-15)
/proc/acpi/ibm/thermal
temperatures:	41 42 41 -128 31 30 28 29 35 -128 45 -128 -128 -128 -128 -128
/proc/acpi/ibm/beep
status:		supported
commands:	<cmd> (<cmd> is 0-17)
/proc/acpi/ibm/led
status:		supported
commands:	<led> on, <led> off, <led> blink (<led> is 0-7)
/proc/acpi/ibm/cmos
status:		supported
commands:	<cmd> (<cmd> is 0-21)
/proc/acpi/ibm/light
status:		off
commands:	on, off
/proc/acpi/ibm/video
status:		supported
lcd:		enabled
crt:		disabled
dvi:		disabled
auto:		enabled
commands:	lcd_enable, lcd_disable
commands:	crt_enable, crt_disable
commands:	dvi_enable, dvi_disable
commands:	auto_enable, auto_disable
commands:	video_switch, expand_toggle
/proc/acpi/ibm/wan
status:		enabled
commands:	enable, disable
/proc/acpi/ibm/bluetooth
status:		enabled
commands:	enable, disable
/proc/acpi/ibm/hotkey
status:		enabled
mask:		0x038c7fff
commands:	enable, disable, reset, <mask>
/proc/acpi/ibm/driver
driver:		ThinkPad ACPI Extras
version:	0.21