Questions that relate to the Advanced Configuration and Power Interface (ACPI) specification which provides an open standard for device configuration and power management by the operating system.

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132 views

Updated Nvidia Drivers, Now Get ACPI Error

So, I followed this guide and got my Nvidia driver issue fixed: install nvidia driver instead nouveau Everything seemed fine until after I rebooted, then I got: [0.834825] ACPI: [Package] has zero ...
0
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0answers
14 views

How to permit laptop resume with lid closed

I have a Lenovo T520 that suspends and resumes perfectly on lid open/close. But I would like to be able to have rtcwake wake up the laptop during the night to perform a backup but the laptop goes back ...
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0answers
9 views

IRQ9 blocked at Bootup

Why does the message come up saying it is blocking IRQ9 at boot up. It does not seem to alter the performance. Can you help?
2
votes
2answers
62 views

Can't get the right CPUcore temperature (Acpi chip)

After replacing my motherboard I try to get Psensor working correctly but still I cannot get the right temperature for my CPUcore temp, it's always -127C degrees. I installed lm-sensors and everything ...
1
vote
1answer
440 views

Ubuntu 14.04 does not recognize my battery

For the last 3 years I've been using a Samsung notebook. I was using Ubuntu 13.10 until 2 weeks ago. Then I decided to format and install Ubuntu 14.04 LTS. Everything was working great, until the ...
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0answers
45 views

Ubuntu machine waking up immediately after suspend, need help solving it!

So I've Googled a bit and it seems this is a well known issue. I just need some assistance with my particular setup. I have Ubuntu 14.04 loaded onto a machine that I use as a Plex Server. I've ...
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0answers
45 views

How to fix resume issue: usbhid 2-4:1.0: can't add hid device: -110

Since I installed an Ericsson H5321gw 3G/GPS/HSPA+ WWAN module into a ThinkPad X1 Carbon running on 14.04.02 I'm seeing issues when resuming from suspend. More specifically, login both graphical as ...
-1
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1answer
75 views

Ubuntu 14.04 won't shut down, reboots instead

I've researched on this topic and did all of the recommendations such as editing kernel options acpi=off, acpi=noirq, acpi=force, then sudo update-grub. i also edit the bios to disable wake on lan ...
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0answers
25 views

My Sony Vaio VGN-N31M/W will not boot without the power cable plugged in

My Sony Vaio VGN-N31M/W only boots with the power cable plugged in. The screen simply hangs on the Grub screen, it loads when acpi is disabled but the laptop is then very slow and can not recognise ...
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0answers
36 views

''Radio device: ideapad_acpi' is a huge battery drain on my Lenovo Ideapad U410. Running Ubuntu 14.04

So just a few days ago I installed Ubuntu for the first time ever on my laptop - Lenovo Ideapad U410. I am dual-booting Ubuntu 14.04 and Windows 8.1. Although since the beginning I've been fixing many ...
2
votes
1answer
2k views

Boot Error - ACPI PCC Probe Failed

ACPI PCC Probe Failed is the error that pops up instead of the default GRUB loader after I updated my kernel to 3.19. I searched around and couldn't find much information except that it is a known ...
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0answers
21 views

power button on fluxbox: how to “intercept”

When I press the power button, my computer shuts off. No warning. It is a software shutoff (A "ubuntu screen" apears for a time). This is inconvenient for me, because the power button is the only ...
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0answers
96 views

ACPI tables/DSDT tables not available in Ubuntu 14.04. How to restore?

I am working now for 3 weeks at following problem. I wanted to install Ubuntu 14.04 on a new ASUS UEFI PC. Here was my first problem description with a question, but nobody answered: Has the ...
3
votes
1answer
64 views

Configuring hotkeys for Fn combinations not recognised by acpi_listen

Some of the Fn combinations of my laptop work, some do not. I tried to manually configure the missing key bindings, but acpi_listen has no output when I hit the keys. Is there any possibility to ...
0
votes
1answer
51 views

Brighness controls on Toshiba Tecra

The brightness controls do not have any visible effect on my Toshiba Tecra W50. I tried every combination of acpi_brightness=vendor and acpi_osi=Linux to no avail. How can I change my screen's ...
0
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0answers
108 views

Power Management

I'm running Ubuntu on an Acer Aspire V Nitro - VN7-571G laptop. The battery should last for 8.5 hours with Windows 8.1, but with Ubunt the battery drains in about 3 hours. Acer has no drivers for ...
1
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0answers
73 views

Has the bootoption “acpi=noirq” any disadvantages in permanent use? Help me with debugging acpi pls

I am using Ubuntu for a while now and I have an average knowledge of it, I thought so ;), but have a problem I cant solve alone. I did a lot of research, but now I cant find an other solution and I ...
13
votes
2answers
27k views

What do the different Boot Options mean? (i.e. acpi=off, noapic, nolapic, etc)

I've been having issues installing 11.04 on my new laptop, the solution was to enable any of these boot options: acpi=off noapic nolapic But, what do these options actually do? What sort of ...
4
votes
1answer
91 views

Does Ubuntu Phone support RTC Alarm?

Is /sys/class/rtc/rtc0/wakealarm present? Does phone wake up after setting it when it's completely switched off? What does it do when the phone is locked? Will it be supported in hardware by all ...
1
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3answers
804 views

Lenovo X1 Carbon with Ubuntu 14.04 wakes from suspend by itself after 3 hours

My machine seems to wake up from suspend by itself, at irregular intervals. Causing the power to die out, and machine turn off. It is quite the annoyance, when the machine is in my case and it wakes ...
2
votes
1answer
373 views

Why does “echo EHC1 > /proc/acpi/wakeup” change Enabled to Disabled

I have a very basic question. I understand what echo does, and how it directs a string to the file /proc/acpi/wakeup. My question is what is actually happening when I direct the word EHC1 to ...
1
vote
1answer
833 views

Ubuntu won't shutdown (system halted)

I have an Acer Aspire E1 (ES1-311-P1D5) and I installed Ubuntu 14.10 on it. SecureBoot is enabled. When I try to shutdown the system, it will stop but won't shutdown the computer itself. I've read ...
3
votes
3answers
409 views

Remap keyboard Ubuntu 12.04; Asus Q500A

I have an Asus Q500A with win8 and Ubuntu 12.04 64 bit with linux kernel 3.8.0-32-generic. I am using gnome-panel, and xserver-xorg-lts-raring. I have been experiencing problems with the keyboard ...
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0answers
13 views

DVD noise on resume & power

I've got a Sony notebook with a slot DVD drive and everytime I boot or resume from suspend the DVD drive makes a noise. Is there a way to tell the DVD drive to not make a noise or just not wake up? ...
1
vote
0answers
261 views

Ubuntu 14.10 does not shut down on Acer Extensa 2509 notebook

Hello fellow Ubuntuers, I am currently running into a problem with my new Acer Extensa 2509 notebook. After installing Ubuntu 14.10 onto the hard drive, I was not able to shut down my live USB drive. ...
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0answers
33 views

If docked during sleep, how can I execute my docked script on wakeup?

Setup: Thinkpad x230 + docking station; Ubuntu 14.04 I use ACPI events to detect if when I dock into my dockingstation and undock. This triggers some xrandr command to setup my external monitors and ...
0
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0answers
39 views

acpid does not trigger Events after booting; manually starting acpid works

I have a Thinkpad X230 with docking station and Ubuntu 14.04 and would like to execute a xrandr script to configure my external 2 monitors when changing from standalone to dockung mode and the other ...
0
votes
0answers
100 views

ACPI Events not triggered after booting

I purchased a Convertible (Laptop and Tablet, Ubuntu 14.04 installed) and would like to execute a script when changing from laptop to tablet mode and the other way around. So I created two new files ...
4
votes
2answers
4k views

What is the impact of the nolapic parameter on a multiprocessor laptop?

I have an Asus X71SL with an Intel Dual Core T3200 processor. Any kernel version after 2.6.35-rc2 won't boot up on my machine without the nolapic kernel parameter at bootup. I have already reported ...
2
votes
2answers
203 views

acpi_listen is not working the way it should

I want to get keymaps of the keys using acpi_listen for some keyboard layout issues. But when i run acpi_listen and press any alphabetical key, it will only display that letter(Suppose I press a it ...
0
votes
2answers
595 views

Ubuntu 14.04 live disk only starts up with acpi=off

I recently tried to run ubuntu 14.04 on a USB drive as I wanted to decide whether it is worth upgrading to(my netbook now has 12.04 on it). However, when I tried to start ubuntu up from the USB ...
2
votes
1answer
717 views

Suspend on power button when session is locked

Is it possible to configure Ubuntu so that the power button causes suspend regardless of whether the session is locked or not? See here, for example. That configuration does not work, however, if the ...
0
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1answer
77 views

Worrying messages in syslog

I recently installed Ubuntu 14.04. Today, I found some scary looking messages in syslog. I wanted to know if they are a cause for worry. ACPI: Deprecated procfs I/F for battery is loaded, please ...
2
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0answers
129 views

Strange behavior when closing lid Gateway NE56R

I have a Gateway NE56R laptop running the latest Kubuntu 14.10 x64 beta, although I had this same problem on Trusty. This problem may also affect some Acer Aspire laptops if that helps you fix my ...
0
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1answer
45 views

How to change drain order of laptop batteries?

I have a laptop with an extra battery. Currently the smaller one in the bay normally reserved for a CD/DVD drive drains first, leaving the main one untouched until the smaller one is totally ...
0
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0answers
52 views

Power off stuck acer 5560

Hi I have a laptop acer 5560G. apu a6-3400 which works very well with windows. I am making migration to kubuntu 14.04 which I really liked. Congratulations !!. The problem I have is that when you turn ...
1
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0answers
88 views

Disable keyboard input wake up

I want to disable making my laptop wakes up from suspend on keyboard input. I searched a lot and I disabled all devices in /proc/acpi/wakeup but it still wakes up when clicking any button. I checked ...
1
vote
1answer
165 views

High ACPI interrupts counts in brand-new laptop

EDIT: It almost seems like the issue is resolved now(I get 22 interrupts in a 10 seconds interval with video playing in the background). The only difference is that I re-installed Ubuntu, but this ...
1
vote
1answer
726 views

Catch lid close and open events

I tried to write a script like this suggestion: How do I configure the screen to lock when I close the lid? I created a directory and a new script file: mkdir /etc/acpi/local gksudo gedit ...
1
vote
2answers
2k views

Do I need to add a boot parameter to work around this kernel power bug on a Sony Vaio VPC-EH1S0E?

If i with dmesg | grep -i aspm have this: [ 0.503709] ACPI FADT declares the system doesn't support PCIe ASPM, so disable it [ 0.673564] ACPI _OSC control for PCIe not granted, disabling ...
0
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0answers
104 views

All network connections close when laptop lid is closed 14.04

First of all, I'm not the most proficient beaver when it comes to linux in general but I catch on very fast. I'm using the x86 version of Ubuntu 14.04 LTS. I have a Toshiba Satellite L40-14F laptop, ...
0
votes
1answer
1k views

Error: Cannot find backlight controller for radeon acpi graphics card

I get the following message every time I reboot Ubuntu 14.04 LTS: drm: radeon_acpi_init Error: Cannot find a backlight controller What does this mean, and how can I fix it? Many thanks for your ...
0
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0answers
118 views

peripherals switch off, caused by overheating: ACPI problem

I have an HP Pavilion dm1-4125sa Laptop, 64 Bit with 1.7 GHz AMD Dual-Core E-450 CPU, dual-booted with Windows 7 and Ubuntu 14.04. Often when I am in Ubuntu (only Ubuntu, Windows is fine), when it ...
29
votes
3answers
49k views

What does the kernel boot parameter “set acpi_osi=Linux” do?

I am facing an issue with brightness control in my laptop which has Intel HD graphics and Ubuntu 10.10 64-bit. So when I searched for a fix I found that a common suggestion is to edit the GRUB file ...
1
vote
1answer
1k views

Trying to run Ubuntu 12.04 or 14.04 with old ATI cards

First, I've tried Ubuntu 12.04, Ubuntu 11.04, Ubuntu 10.04, Xubuntu 11.04, Xubuntu 12.04. Video card is ATI Radeon 9600/9550/X1050 Series. I've done some digging before I decided to ask question ...
2
votes
0answers
556 views

14.04 BIOS, ACPI Errors in dmesg

I recently upgrade from 12.04 x64 to 14.04.1 x64 Dell Latitude Laptop I am seeing messages in dmesg that are causing me concern. The 2 excerpts below are the ones I am most concerned with: [ ...
4
votes
3answers
4k views

How to enable hard-blocked bluetooth in Thinkpad Edge 320

I'm trying to use the built-in bluetooth device of my Lenovo Thinkpad E320. It seems to be hard blocked, but i can't find any possibility to unblock it. rfkill list returns: 0: tpacpi_bluetooth_sw: ...
1
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0answers
78 views

Gateway ML3109 only boots with “acpi=off”

I have a Gateway ML3109 that I have installed Lubuntu 14.04.1 LTS 64 bit on. I used the alternate installer, and the acpi=off option during the install. My system will only boot with the parameter ...
1
vote
1answer
366 views

Thinkpad W520 brightness modification requires suspend

I have a Lenovo Thinkpad W520 with 12.10 installed on it. The specifics are: Linux corellia 3.5.0-19-generic #30-Ubuntu SMP Tue Nov 13 17:48:01 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux It works ...
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0answers
153 views

Ubuntu wakes immediately after suspend with Nouveau on GeForce GT 525M [closed]

I've seen a couple similar questions (1, 2, 3, 4, 5), but neither seems to address my case. When I suspend, after a second, I see a terminal with the word "Nouveau" (implying Nvidia problems?), and ...