Questions tagged [acpi]

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

77 questions with no upvoted or accepted answers
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10
votes
1answer
873 views

ACPI group/action undefined: processor / LNXCPU

If I unplug my laptop from the AC adapter, I will get ACPI errors like these: May 07 21:45:04 veritas root[7067]: ACPI group/action undefined: processor / LNXCPU:00 May 07 21:45:04 veritas root[7076]:...
8
votes
3answers
1k views

Automatically switch display on lenovo docking and linux

I have a lenovo thinkpad with nvidia optimus and a mini docking station series 3. I want that while docked, it should automatically switch to an external monitor if possible and if I undock it, it ...
6
votes
1answer
1k views

System does not poweroff - how to diagnose

After upgrading to debian jessie my dated desktop system no longer powers off reliably (/sbin/poweroff - via systemctl on tty1). Instead, it shuts down, pauses and reboots and only powers off if I ...
4
votes
0answers
376 views

How can I put a PCIe device into the D3 cold power state?

How do I transition an arbitrary PCIe device from the D0 state (powered on) to the D3 cold state (no current to the device) using common utilities on a Linux system? Presumably this involves writing ...
3
votes
1answer
243 views

Void Linux hangs on poweroff

I just got a Oryx Pro, model Oryp4, from System76 and installed Void Linux on it. When I try to power it off or reboot I just get these messages and this dmesg. I have tried adding acpi=off to /etc/...
3
votes
1answer
62 views

Transfer Virtualbox Linux distro to physical machine - Shutdown / reboot problems

Maybe it serves to describe my current situation first: installed ubuntu on virtualbox (btrfs) created btrfs partition on my laptop booted on a live distro, used btrfs send/receive to transfer the ...
3
votes
0answers
522 views

Only one of the two processor cores is recognized by Linux Mint on my laptop

My computer seems to have only one of the two processor cores operating. inxi CPU~Single core Intel Core2 Duo T6400 (-UP-) speed~2000 MHz (max) Kernel~4.4.0-53-generic x86_64 Up~2:40 Mem~1180.8/...
3
votes
0answers
360 views

Is it normal that a modalias matches various devices?

Recently another user asked why they were loading the fjes module. While I was trying to understand that question, I realized that Linux is also loading the same module for me. Now, this is the ...
3
votes
0answers
431 views

Second battery either not charging or charge not detected

I have installed Linux on my laptop and running it as the only system. It displays both batteries on the desktop UI, with the first one on 100% and second 0%. When it is discharged it just discharge ...
3
votes
0answers
1k views

How to debug ACPI/poweroff problems?

I recently replaced my hard drive with a Sandisk SSD and did a fresh install of Fedora 21 (previously using F20). Now my laptop won't power off, and I'm not sure which of the two is causing the ...
3
votes
1answer
530 views

USB keyboard is disconecting automatically (without being unplugged)

In my log, I see following message: kernel: usb 1-1.6: USB disconnect, device number 5 acpid: input device has been disconnected, fd 7 acpid: input device has been disconnected, fd 8 I have not ...
3
votes
2answers
10k views

CentOS 7 cpupower not setting the CPU's to maximum

On my machine, i have power savings disable on the BIOS. When I run Ubuntu on this machine, the CPU's are running maximum at 2100 MHz. However, when I'm running CentOS 7, even with the scaling ...
3
votes
2answers
1k views

ACPId suspend-to-ram: can you specify waking up using keyboard events?

This is Gentoo Linux with OpenRC (updated to systemd later on), and ACPI + some power management features in the kernel for Intel. ACPId is up and running. I can suspend to ram using: echo -n "mem" &...
3
votes
0answers
3k views

How to set up control for case fans in Debian Wheezy?

We'll for some days now I've been trying to get the fancontrol for my Debian Wheezy up and running. Actually (after some problems with pwmconfig not accepting my chipset, which is a AMD 770 one) now ...
3
votes
0answers
773 views

How to use Sony VAIO buttons to lock the screen?

I have a Sony Vaio VPCEG laptop, like this. I'm using Lubuntu 11.10. I'd like to use those 3 buttons (Assist, WEB and VAIO). They work with Windows 7, to recover the system and to open the browser. ...
2
votes
0answers
72 views

My laptop AC adapter is not found when plugged in

Three different Linux OS installed on my Acer Predator Helios 500 PH517-61-R0GX say the AC adapter is "off-line". Unplugging and re-plugging does not change the status. My laptop thinks it is on ...
2
votes
0answers
48 views

Suspend delayed after lid close

For some reason, when I close my laptop lid, it takes my system 25 seconds to sleep. This is without any autolock prorams (xss-lock, xautolock, etc.) running. In my journalctl I can see exactly a 25 ...
2
votes
0answers
871 views

ACPI Errors: What do they mean and how to handle them?

There are some ACPI errors on my system journal, I feel a need to find what causes them to occur. Here are the errors, which appear before NetworkManager and sddm start: Aug 05 11:50:26 mymachine ...
2
votes
1answer
245 views

Checking battery level when ACPI has problems

I am running Debian Buster (testing) / Sid on an Iball Excelance laptop (an Indian company). I initially had problems with the laptop trying to suspend and then freezing immediately after finishing ...
2
votes
1answer
2k views

How to ignore lid switch action?

When I close the lid of my laptop, the computer shuts down immediately and won't power on again. I need to take a screwdriver and disconnect-reconnect the battery in order to make it power on. I ...
2
votes
0answers
1k views

dmar: Failed to find handle for ACPI object

I'm using a Lenovo B50-50 with this specs: Intel Core i3-5005U CPU @ 2.00GHz × 4 Intel HD Graphics 5500 (Broadwell GT2) hard disk 500 GB Ram 4 GB I'm currently running Debian(Linux debian 3.16.0-4-...
2
votes
0answers
616 views

Brightness control keys not working in linux

I recently bought the Lenovo 500s-14isk and it came with windows 10 installed. Yesterday, I installed in dual boot mode Elementary OS. Didn't notice anything wrong during the installation, but the ...
2
votes
0answers
131 views

acpi rtc wakeup on battery (Debian testing)

Setting an rtc alarm via /sys/class/rtc/rtc0/wakealarm leads to successful resume from hibernate when this Asus laptop is plugged in, but when on battery it stays powered off (but resuming from ...
2
votes
1answer
62 views

Console keymapping

I have installed Arch Linux on my Thinkpad W530, and none of the Fn-Fx keys or the volume buttons work. However, they do work before I have booted into Arch at the Grub menu. (I can change the ...
2
votes
0answers
446 views

Linux Mint 17.3 and Ubuntu 15.10 Both freeze after USB live boot

After booting into live USB after several seconds everything freezes I can't even open the terminal (CTR+ALT+F1), Looked for a solution and found out that putting acpi=off on the boot menu should make ...
2
votes
0answers
113 views

Unable to prevent keypresses from unsuspending laptop

It appears that due to the poor build of my laptop, keys sometimes get pressed in my backpack, even though the lid is closed. This causes it to silently resume from sleep, then overheat and drain the ...
2
votes
0answers
313 views

Acpitool no information

When I run as root acpitool I recieved Battery is not present, bailing out. AC adapter : <info not available> Thermal info : <not available> I can understand why all the ...
2
votes
0answers
478 views

Old HP nc4400 laptop on Debian, fan turns on for 10 secs, then off for 20 secs

I run Debian 7 on an HP nc4400 laptop. This is an old laptop with an Intel Centrino chipset. It runs fine except that the fan turns on for 10 seconds, then off for 20 seconds and then on for 10 ...
2
votes
0answers
556 views

acpi_listen returns different result in Ubuntu than Arch Linux

Ubuntu is able to detect my Lenovo "Mic Mute" button with acpi_listen, but when I try it on Arch Linux, there is no output available. Model: Thinkpad X220 4290LY9 Tried to add acpi_osi=Linux in ...
1
vote
0answers
19 views

ACPI error preventing boot after kernel update

not certain if this is a generic Linux query or an Ubuntu query, but here goes. I have a Z800 workstation, which was running Xubuntu 18.04, with kernel 4.15 . It's a dual processor machine. It has ...
1
vote
0answers
33 views

Can I control the ThinkLight through /proc/?

Inside of /proc/acpi/ibm, I see multiple devices provided by kernel module thinkpad_acpi, x230:/proc/acpi/ibm$ ls beep bluetooth cmos driver fan hotkey kbdlight led light video volume Is ...
1
vote
1answer
54 views

Can't resume from suspend. What can I do to fix it?

I'm using Arch linux. If I execute systemctl suspend from any tty I can resume without any issue. While using i3, systemctl suspend is causing problem while resuming. I get a message saying do_IRQ: 0....
1
vote
0answers
19 views

confusions on xinput query-state outputs

When I run xinput query-state on something such as a power button, it returns 247 keys. Shouldn't it just be a single button? I read something online about acpi that explains this, but I am not sure I ...
1
vote
0answers
335 views

Limit an MSI laptop battery charging to 80%

How can I limit battery charging to 80% capacity? Above thread provides several solutions for ThinkPad laptops. Mine is an MSI GF72 8RE-032. The Windows 10 drivers&utility pack seems to provide ...
1
vote
2answers
507 views

Ubuntu 18.04 doesn't lock when I close the lid

Here's what I did: I created a file /etc/acpi/events/lm_lid and wrote into it: event=button/lid.* action=/etc/acpi/lid.sh I created a file /etc/acpi/lid.sh and wrote into it: #!/bin/sh gnome-...
1
vote
0answers
77 views

ACPI: Lid button driver not loaded/bound

I would like to react to the lid open/close events on my custom device, but it seems that the driver for the lid button is not loaded/bound correctly. The system I use is a custom hardware with a ...
1
vote
0answers
1k views

Fedora 28 ACPI BIOS error

I have fedora 28 and windows as dual boot but after updating some packages in fedora my machine now won't boot. I also can't boot into recovery mode as the same problem persists. These are the error ...
1
vote
1answer
140 views

asix driver becomes unresponsive after a while

My ethernet adapter goes dead every once in a while, and I am trying to debug. I am using factory drivers with kernel 4.4.126-48-default on OpenSUSE Leap 42.3 . Here are the symptomps, The USB ...
1
vote
0answers
953 views

Hardware Frequency Steps - Intel P-State vs ACPI CPUFREQ

I have Intel Xeon Phi 7210 running CentOS 7 with kernel 3.10.0-514.el7.x86_64. I am comparing what frequency steps are available when I boot system into intel p-state vs when the system uses acpi ...
1
vote
1answer
2k views

ASUS ZenBook - Battery is never fully charged

I have installed Linux Mint 18.2 Cinnamon (kernel: 4.10.0-32-generic) on my new ASUS UX430UA notebook. However, described behavioral was also found on other ZenBooks and other used OSes like Linux ...
1
vote
0answers
127 views

ACPI Warnings in Debian 8 on ASUS EEEPC 1018P power crashes

running mesg appears the following warnings: ACPI Warning: SystemIO range 0x0000000000000828-0x000000000000082F conflicts with OpRegion 0x0000000000000800-0x000000000000087F (\PMIO) (20140424/...
1
vote
0answers
320 views

Map ACPI events to X keys (or to custom commands)

Some of the multimedia keys on my Lenovo X1 Carbon aren't recognized by xev. Each time I press the "volume down" key, for example, I get an output that looks like: FocusOut event, serial 34, ...
1
vote
0answers
294 views

Fans on 100% after Bumblebee Install on Fedora 25

Fresh install of F25. Updated everything. I installed bumblebee following the instructions here: https://fedoraproject.org/wiki/Bumblebee . Closed source managed drivers w/ multilib support. Optirun ...
1
vote
0answers
80 views

How to extract ACPI tables from .ISO file?

I am in need of ACPI tables (DSDT) that comes with Linux ISOs. Why? Because i am compiling a custom kernel which includes modules that require certain things to be enabled in the ACPI, and the ...
1
vote
1answer
644 views

Backlight slider no longer works in Linux Mint

I'm running Linux Mint 18 Cinnamon on my Asus X555LA, which also has Windows 10 installed on another partition (the backlight works perfectly in Windows). However in Linux Mint: there's already an ...
1
vote
0answers
822 views

USB devices missing from /proc/acpi/wakeup

I'm currently running Ubuntu 14.04 (specifically the Kodibuntu port) on a Gibabyte NUC like mini pc. My kernel version is 3.13.0-55-generic. I'm having trouble enabling wake-up from suspend via my ...
1
vote
0answers
431 views

Linux detects sata ssd only with ACPI=off, but windows always does

I'm trying to install Linux on my new Intel 525 SSD (240gb), however none of the linux installers detect it. I've tried Debian Testing, Gentoo, Gparted live, and Arch Linux live usbs - none of them ...
1
vote
2answers
858 views

acpi_video0 brightness no effect on the screen

Currently, I am trying to change the brightness of my Ubuntu system. This is my first time using Ubuntu. I couldn't change the brightness using the fn key. This is because my keyboard don't have the ...
1
vote
0answers
42 views

Grub shows Forcepae not found, OS hangs while booting

I just installed LXLE on a computer. In a previous post, I was told how to get Lubuntu to work using Forcepae and acpi_backlight=vendor. Usually those flags are copied when I install, but LXLE didn't ...
1
vote
1answer
421 views

How to find what causes my notebook to crash?

I have a new notebook and it crashes frequently. $ uname -a Linux bpgergo-notebook 4.2.0-27-generic #32-Ubuntu SMP Fri Jan 22 04:49:08 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux $ lsb_release -a No ...