ACPI (Advanced Configuration and Power Interface) is a standard for power management.

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3
votes
1answer
1k views

script does not behave properly when called by acpi and udev events

I have the following files in /etc/acpi/events and /etc/udev/rules.d /etc/acpi/events/lidclose # Pass all events to our one handler script event=button/lid action=/etc/acpi/monitors.sh ...
30
votes
5answers
5k views

How can I detect when a monitor is plugged in or unplugged?

Is there any event that is triggered when I plug in or out an external monitor into the DisplayPort of my laptop? ACPID and UDEV don't react at all. I'm using onboard graphics on an intel chip. Here ...
2
votes
3answers
6k views

How do I start the fan manually in Linux?

My fan doesn't run in Linux. I'm worried that the laptop might turn off if the temperature gets critically high. I ran the following command: dmesg | grep -I fan This gave me: ACPI: Fan [FAN0] ...
6
votes
2answers
584 views

Information about a laptop fan

Can you help me with finding all the hardware information (parameters) and configuration files about the fan in my laptop? I'm interested of the fan's parameters and configuration files that I can ...
3
votes
1answer
206 views

Why ACPI Namespace keeps changing

Does anyone know why the ACPI namespace keeps changing? I had a script a while back on a Red Hat system which read the CPU temperature from '/proc/acpi/thermal_zone/THRM'. Now I have a new (but ...
4
votes
2answers
2k views

How to deliberately activate cooling fan of laptop?

Hi I have a laptop (Fujitsu Siemens Amilo 4000), I'd like to control the cooling fan manually. How do I do that? /proc/acpi/fan/ is empty, the fan is otherwise working well. Distro is Fedora 14.
2
votes
1answer
971 views

eth0 r8169 down on wake up from standby

On waking up after standby the network (eth0) remains down. The eth0 card is r8169. I have tried : ifconfig eth0 up Doesn't work ifconfig eth0 up; dhcpcd eht0 Worked but how do I configure my ...
6
votes
1answer
374 views

What controls turning off during overheating on Linux

I started experience overheating (I have a few possible troublemakers for it and the cause is separate question) but I wondered what controls handling of overheating? Sometimes my computer: Halts ...
3
votes
1answer
275 views

Migrating from tp_smapi to 'normal' ACPI support in 2.6.36

I used zen kernel patchset for a long time which included tp_smapi patch. Recently in zen-stable tp_smapi was removed as "We no longer need tp_smapi as of 2.6.36 - the in-kernel thinkpad acpi support ...