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Questions tagged [acpi]

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

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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 ...
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30 views

Kernel panics only with ACPI enabled

I have ubuntu 16.04 on my laptop. It was working good until few days ago. The system won't boot. It logs ACPI errors and then kernel panics: ACPI Error: No handler for Region [RAM_] ( (ptrval)...
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2answers
49 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-...
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1answer
35 views

How to add a delay to the power button for accidental bumps

I have a miniature PC here with a large and prominent power button on the front which is easy to bump accidentally. The system is running CentOS 7 with systemd. I already know that I can set ...
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1answer
47 views

How to remove acpi warnings [duplicate]

These are the warnings when I run dmesg. ACPI: Deleted _OSI(Windows 2012) ACPI: Deleted _OSI(Windows 2013) ACPI: RSDP 00000000000f0410 00024 (v02 INTEL ) ACPI: XSDT 00000000bdfaad98 000B4 (v01 INTEL ...
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11 views

ACPI Shutdown works but not Reboot

I had originally thought that ACPI was not working on my system at all, but discovered that while a Shutdown operation successfully powers down the system, a Reboot operation will reach the Restarting ...
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0answers
27 views

Laptop without X/GUI: Make screen go blank when lid closes [duplicate]

I have a rather uncommon setup. I use laptops internally as some kind of server. The laptops are stacked in a rack and hence should not create an unnecessary amount of heat. So I'd like to shutdown ...
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1answer
105 views

Display `/proc/acpi/battery/BAT0/info` from the command line

On a fresh Debian/stable 9.5 installation on a MacBookPro10,1, I am trying to display acpi info from the command line. Here is what I see: $ find /proc/acpi/ /proc/acpi/ /proc/acpi/button /proc/acpi/...
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0answers
40 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 ...
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1answer
630 views

Change the cpufreq driver from intel pstate to acpi

I am trying to disable the intel pstate cpufreq driver and replace it with acpi to get maximum cpu control. I tried this. vim /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT="intel_pstate=disable quiet ...
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165 views

Linux Mint 19 Cinnamon random shut down

While gaming, sometimes the menu to shut down my computer pops up. I click cancel, but it proceeds to shut down. It brings up the Mint loading screen and eventually, I then have to force shut it down ...
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1answer
26 views

puppylinux: acpitool -s in .sh file

I am using puppylinux (xenialpup 64 bit). In order to put it to sleep mode, I run "acpitool -s" in cli. It works fine. But if I put it in a file, save it as .sh file, then mark it as executable, and ...
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574 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 ...
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0answers
15 views

Grub2 + Qemu does not use new acpi

I am developing an x86_64, multiboot2 compliant OS (with grub2) and testing it on Qemu. When I run it, the multiboot2 only contains tag 14 (old acpi e.g. v1) not 15 (new acpi e.g. 2.0+). The host ...
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1answer
233 views

The asus-laptop module cannot be loaded (No such device) on Asus FX503 laptop

I am tracing the asus-laptop driver from 4.17.1 because my keyboard backlight control keys not working. And, I found the driver cannot be loaded, it always reported "No such device". Then I found it's ...
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0answers
947 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 ...
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189 views

`acpi=off` results in `BUG: unable to handle kernel NULL pointer dereference`

Background I have been getting spontaneous crashes on my newly built NixOS machine. I am trying out different configuration options to see if I can avoid them. Here is my journalctl -b -1 -p 3: Jun ...
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0answers
166 views

How to set up USB mouse to wake up closed laptop

I have Dell XPS 13 9360, screen Dell UltraSharp U2715H - LED monitor 27" and a cheap USB mouse. The mouse is plugged in the screen USB hub which is plugged in my main USB hub which is plugged in my ...
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1answer
170 views

Find correct ACPI drivers without trial-and-error

My system is running on a minimal kernel config (based on make defconfig). Now I'm trying to figure out which extra acpi device drivers I have to enable to get everything on my system working. To ...
2
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1answer
64 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 ...
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0answers
6 views

QBEX Atlas mobile 5000 turns-off after resuming suspend

I've got a install of Linux Mint 18 Cinnamon on a QBEX Atlas mobile 5000, using the kernel 4.4.0-53-generic. I haven't changed any default options. Whenever I suspend the machine, either by closing ...
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1answer
79 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 ...
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1answer
5k views

ACPI BIOS Error / AE_NOT_FOUND

I'm getting these error messages every single time I reboot my desktop (and a couple of more I don't know how to retain when it's shutting down, but those are not relevant to this question so far): [...
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1answer
655 views

How to fix ACPI / thermal errors on Dell Inspiron 5770 running Debian sid?

I have a Dell Inspiron 5770 that is running Debian unstable (sid). I get the following errors upon boot: [ 0.048160] ACPI Error: [_SB_.PCI0.RP05.PXSX] Namespace lookup failure, AE_NOT_FOUND (...
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1answer
277 views

Command to get details on charge and time remaining for two batteries

I have a laptop with two batteries. I would like to get combined details on the two batteries. In particular, I'd like the time remaining before both batteries run out of charge and the percentage ...
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0answers
52 views

How to hot remove CPU from Linux completely

I am trying to figure out the whole process of CPU hot removal in Linux. I found that echo 0 > /sys/devices/system/cpu/cpu3/online can do some kind of CPU removal from kernel, cpu3 could not be ...
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2answers
241 views

Turn off, not stand-by, console tty1 video

I want the opposite of what seemingly everybody else wants: on my plain old character mode tty1 console directly served by the video card of my bare metal Debian 8.10 Jessie box, I want the screen ...
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1answer
4k views

How to force all CPU cores to run at maximum turbo boost frequency? [duplicate]

My goal is to force all CPU cores to run at maximum turbo frequency (4 x 3.9 GHz) using CentOS 7. Here is the output of cpupower frequency-info: analyzing CPU 0: driver: acpi-cpufreq CPUs which ...
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0answers
361 views

ACPI Error on ThinkPad T470p

I installed Manjaro i3-WM Community Edition and everything is working great. But I get some ACPI Errors after Grub: ACPI Error. [\_SB_.PCI0.XHC_.RHUB.HS11] Namespace lookup failure, AE_NOT_FOUND (...
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1answer
312 views

Do we need acpid service to be running for soft shutdown if acpi module is enabled in kernel?

What I understood is acpid caputures power events like closing lid and according to defined rules, it triggers a activity like shutdown, sleep etc. So, can I say that acpid service is not required ...
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0answers
45 views

modify fan temperature zones

I just cleaned up my fan and heat sink and noticed that my CPU is still very hot, usually running around 70C. The fan only kicks in at max power around 80C but this worries me a bit, I think is a bit ...
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3answers
5k views

ACPI Error: AE_NOT_FOUND when installing/running any Linux OS

I have bought a Lenovo IdeaPad Y700 some time ago, I installed Ubuntu 16.04 on it and everything worked great. Problem started when I hibernated the laptop (battery level was low). Since then my ...
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0answers
160 views

Problem with NVIDIA Optimus after suspending in Debian 9

I bought an ASUS Laptop with Optimus technology. I installed Debian 9 and everything works fine except that, after suspending the system, I'm unable to start any application with optirun or primusrun.....
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2answers
7k views

ACPI region does not cover the entire command/response buffer

I'm experiencing system freezes and looking in the journal I see kernel (4.14.15-1-MANJARO) errors such as: kernel: tpm_crb MSFT0101:00: [Firmware Bug]: ACPI region does not cover the entire command/...
2
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1answer
2k views

SMBus/IPMI/GenericSerialBus write requires Buffer of length 66, found length 32

today my nas debian 9 based started to write out this error in the startup phase, the same is reported in red by calling journalctl -xe: ACPI Error: SMBus/IPMI/Generic write requires Buffer of length ...
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3answers
1k views

How to obtain/cat CPU Core Temp from ISA Adapter? - Debian

So im building a script in Linux to monitor my active core temps; Then manually enable the ACPI Fan on the event when the CORE 0 TEMP hits 40 Degrees. I have already built the fan script that works ...
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0answers
94 views

RHEL 7.4 - Laptop randomly wakes up from suspend mode

Laptop: ThinkPad P50 OS: RHEL 7.4 GUI: MATE I noticed that my computer randomly wakes up from suspend mode, either when I close the lid or when I manually suspend it from the system menu. It ...
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0answers
149 views

ACPI Volume Control (not brightness)

For some reason, upon upgrading to Ubuntu 16.04, my volume and brightness media controls are no longer registering as XF86 keys. I created an acpi event and action script for my screen brightness in /...
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0answers
200 views

Ubuntu 14.04 - Slow Boot [closed]

I have an ubuntu 14.04 server, the server will be in a parking to manage it with a software. When I turn ON ACPI, my server took more than 2minutes to boot, else it takes only 30-40secondes. I need ...
2
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1answer
707 views

How does the Linux kernel retrieve ACPI tables from the system firmware?

When the Linux kernel boots, it retrieves the ACPI tables from the system firmware. After the system has booted, I can retrieve the tables from the running kernel memory with utilities such as ...
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1answer
470 views

ACPI kernel parameter options for HP ProLiant DL380 G5

Heavily related to a question on the sister site (https://serverfault.com/questions/874943/debian-9-black-screen-during-install), I have recently picked up an HP ProLiant DL380 G5 and attempted to ...
3
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1answer
57 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 ...
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0answers
814 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 ...
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0answers
173 views

AMD issue requires acpi=off - restricting my distro options

So I've got this little HTPC running an AMD A4 APU on an MSI A88XI AC that I want to turn into a Kodi-based media box. I've had a really hard time installing Linux on this rig; most distros would ...
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3answers
2k views

kworker consumes high cpu for external hard drive

kworker process consumes 75% of one CPU. The offending kworker thread is related with ACPI stuff: sudo cat /proc/THE_PID_OF_KWORKER_PROCESS/stack [<ffffffff85c0c705>] acpi_ns_evaluate+0x1bc/...
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1answer
1k views

ACPI: power off vs shutdown

I'm running a virtual machine with CentOS 7 guest. ACPI daemon is started. When I shutdown the hypervisor, then guest operating system powers off. I can see in guest's syslog that it was notified ...
2
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0answers
332 views

Not able to boot to arch because of acpi bios error [closed]

As the topic says I am not been able to boot to my arch. It shows some acpi bios error. I am attaching the image of it. It may happen due to xf86-input-mtrack I installed from AUR package. After that ...
6
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2answers
1k views

Immediate wake-up after suspend

My Debian 9 system wakes up in 2-5 seconds after it enters into the sleep mode (suspend to RAM) manually or automatically. The problem always occurs no matter how the sleep mode is invoked: by lid ...
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0answers
1k views

Debugging an unresponsive touchpad on Lenovo Ideapad 320-15ABR

I have a Lenovo Ideapad 320-15ABR, (I found the exact model name with dmidecode). I'm having trouble getting the touchpad to work. It's not showing up in xinput --list or cat /proc/bus/input/devices. ...
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0answers
1k 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 ...