Questions tagged [hardware]
General questions about hardware under Linux/Unix. Use a more specific tag if applicable.
0
votes
1answer
55 views
Firewall-like software for udev usb devices?
O.MG Cable is here and the way technology is going, more of those devices will be available to the common user.
This kind of USB attack isn't new and there is plenty of devices out there ready to do ...
0
votes
0answers
13 views
Error booting after installing kde?
My arch linux was working fine. Then I tried to install a desktop environment. I installed X related packages, sddm, and plasma. Then I ran systemctl enable sddm. Now when I try to boot into arch, the ...
0
votes
0answers
10 views
How can I fix garbled sound on a Creative X-Fi card on Mint 19?
I just updated from Linux Mint (Mate, 64 bit) 18.3 to 19.1. It was a clean install from the DVD, formatted drive.
The sound, both in Firefox (youtube videos, etc) and from mp3 and flac files in the ...
0
votes
0answers
7 views
Issue with mouse being locked on the left left inside a single application
I experience a strange issue with my mouse control in the bzflag game:
Whatever I try my tank is always stuck in a left circle. The rest of the controls work, no issues, and the left turn varies ...
0
votes
1answer
54 views
Touchscreen virtual for Linux
I have this Website , I want my Website to work on Tablets too, I don't have a tablet... Therefore I am searching for a Virtual Touchscreen or Emulator for Desktops.
Because i have my website to ...
1
vote
0answers
21 views
How can you add an USB OTG port to the average mainboard?
OTG ports are mostly used on ARM devices like smartphones or single board computers.
Is there some way to add this functionality to the average desktop or laptop mainboard? There are addon cards like ...
0
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0answers
15 views
Possible bad install of alsamixer utility
Kernel version: 2.6.35.14 running (embedded) on an ARM MCIMX51. The system is rather outdated and old (ASoC). I am getting odd behavior with sound. I already defaulted asound config file (asound.play) ...
1
vote
1answer
38 views
How does the operating system read the page size from hardware?
Books on operating systems usually mentions that the page size is decided by the processor architecture, for example Intel x86 supports 4KB page size. I have a perception that when we were installing ...
1
vote
1answer
47 views
Is there a Linux Equivalent of Macrium Reflect?
I am using dell precision 3520 running ubuntu 18.04 lts. I am trying to replace my HDD with SSD. I would like to have all my data transferred to the new disk. On Windows there is Macrium Reflect to do ...
1
vote
0answers
17 views
JTAG'ing firmware into imx28
My goal here is to load a custom kernel and initramfs into the memory of the wink hub 1 based on imx28 dev board and boot it using the bootm command from u-boot shell.
So, I downloaded the u-boot ...
3
votes
1answer
49 views
PulseAudio: How to determine native sample rates and bit depths, supported by hardware?
I want to set maximum sampling rate and bit depth supported by my hardware (Intel HDA).
How to know the values?
I need this information because I want to avoid unnecessary resampling.
1
vote
1answer
65 views
Is it worth to keep using a hard disk with these errors?
I was trying to re-use a hard disk that shows errors, I don't remember if the device was hit or it starts making misreads on his own. The fs is ext3.
There are files recovered using the testdisk ...
0
votes
0answers
25 views
monitoring hardware
I have a laptop with a fingerprint reader that is currently doesn't seem to be supported by linux (integrated in lenovo yoga 920).
But I am quite curious if it is at all possible for me to listen to ...
1
vote
0answers
30 views
Why does hdparm return 2 differing results when AHCI is enabled and disabled?
When invoking the hdparm command to securely erase devices e.g. ATA SECURE ERASE, the output hdparm -I /dev/sda and hdparm -I /dev/sdb differ with AHCI enabled and disabled.
Both devices are SATA ...
1
vote
0answers
91 views
Bluetooth not working on Dell laptop
I'm using a Dell Inspiron N5030 laptop and want to connect my Bluetooth speakers (Ultimate Ears). Here some outputs:
$ uname -a
Linux sandy-pc 4.19.8-2-MANJARO #1 SMP PREEMPT Sat Dec 8 14:45:36 UTC ...
0
votes
1answer
1k views
HDMI port not detected in Ubuntu 18.04
I have recently bought an hp Zbook 15 G5 where I have installed an Ubuntu 18.04 partition. I want to connect it to a monitor, but if does not work. The HDMI port is not detected at all.
This is the ...
0
votes
1answer
61 views
CUPS - Add a parallel printer connected to serial port?
I'm trying to add an HP LaserJet 6L printer to CUPS, that is connected to linux printing server via a homemade serial - parallel adapter based on this diagram:
Adding a printer as a serial printer ...
1
vote
1answer
410 views
Ryzen/Threadripper temperature sensors: Which senors are related to which kernel modules and how to enable them
What sensors I can monitor on my AMD Threadripper 1950x on an ASRock x399 Taichi mobo under Linux. It was announced last year that temperature monitoring was working for Ryzen processors and that was ...
0
votes
1answer
283 views
How to identify GPIO pin numbers? Is GPIO driver loaded?
I am trying to get the GPIO pins on my mainboard working but I don't know the numbers/descriptions of the pins and if a driver is loaded or not.
I found this guide where it says that I should echo ...
-2
votes
1answer
58 views
What distro of Linux would work best on a Dell Vostro 200? [closed]
I recently acquired an old computer (Dell Vostro 200) from my friend and want to see if I can make it run well in 2018. I figured Linux would be the best bet since it’s older hardware.
These are the ...
1
vote
3answers
69 views
How to check for hardware faults?
I've seen some worrying messages in dmesg lately.
Specifically bunch of:
[ 19.367114] pcieport 0000:00:1c.5: PCIe Bus Error: severity=Corrected, type=Physical Layer, (Receiver ID)
[ 19.367148] ...
1
vote
0answers
36 views
Why my computer goes to sleep when I connect any USB device?
I have a Linux Mint 19 laptop model Gateway NV51M.
It happens when I connect ANY device, from USB Pen drives to USB Printers, in any USB port.
The problem started a few months ago, I didn't touch ...
-1
votes
2answers
43 views
Instaling device drivers on Fedora 28
Below are my PC specs:
Gigabyte motherboard
Intel Core i5
16GB RAM
1TB HDD
Previously I had Windows 10 installed on my PC. When I installed Windows 10 on my PC, I had to install drivers like: -
Intel ...
1
vote
0answers
77 views
CPU thermal throttle counters
In each CPU device directory (/sys/devices/system/cpu/cpu*) there is a directory called thermal_throttle that contains two counters called:
core_throttle_count
package_throttle_count
What are the ...
0
votes
1answer
82 views
Accessing UEFI hardware info from Linux
I want to get info about hardware through UEFI. I know, I can get the efi variables and make dump using fwts tool in Linux. Also, I know about "device" command for EFI shell, which will show me all ...
2
votes
0answers
147 views
Overheating while running Linux in Laptop
I've been running into issues while running Linux Mint MATE 19 64-bit in my laptop (Toshiba L750). It's installed in a SSD drive and there are 16GB of RAM installed.
I purchased a SSD to move to ...
1
vote
1answer
39 views
Kernel module shows me 8 processors instead of 4 for Intel i5-2500K
My question mostly about hardware, specifically the Intel i5-2500K CPU which Intel describes as having
# of Cores 4
# of Threads 4
Linux shows me 4 processors:
$ cat /proc/cpuinfo | grep ^...
0
votes
0answers
21 views
How do I rescan for available devices?
I have a dying hard drive. I have been booting to a LiveCD, mounting the hard drive as read-only, and copying some files off of the hard drive. This works for a while, and then the hard drive abruptly ...
1
vote
2answers
161 views
smartd only send email on attribute change
I setup smartd to send me mail reports in case my disks fail. Unfortunately I am being spammed each day by the same attribute with the same (not changing) value:
The following warning/error was ...
0
votes
1answer
943 views
NVMe: missing or invalid SUBNQN field
I cannot figure out how to get my NVMe disks recognized in a brand new system.
No matter which distro I use, the dmesg output is the same: (Live CD)
xubuntu@xubuntu:~$ dmesg | grep -i nvme
[ 5....
1
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0answers
68 views
External DVD drive in enclosure does not play DVD movies, but does work with 'data DVDs'
UPDATE: The hardware in question was replaced by another SATA (DVD-driove) to USB adapter. I believe the VANTEC hardware in the end wasn't fully compatible.
I am trying to get an external USB DVD ...
1
vote
0answers
38 views
DT bindings for ADT7516 sensor
I have a BeagleBone green and ADT7516's evaluation board connected with SDA and SCL pins.
When I do i2cdetect -y -r 2, I can see the i2c address as 0x4b and I am able to probe the adt7316 driver ...
1
vote
0answers
13 views
Issue All-In-One Inspiron 2310 Monitor Volume Keys
At the side panel from my all in one monitor, there are 2 keys for raising and lowering volume (see picture).
After installing Ubuntu 16.04.03, both keys working proper but after the first system ...
5
votes
1answer
253 views
AMD microcode not updating
I have recently installed Gentoo Linux on my AMD Ryzen 7 1700X.
Now I face segmentation faults during heavy compilation loads and also random restarts in an idle state.
As a very first step I ...
1
vote
2answers
70 views
How to find the hexadecimal address of temperature sensor?
I'm trying to utilize a script (acerfand I believe) to my version of Acer Aspire One laptop to control fan on/off at certain temperatures. To work properly it needs values from temperature sensor. How ...
0
votes
1answer
55 views
fs error or hardware?
TL;DR - is this error due to file system issue or hardware issue (card or laptop)
So my Raspberry Pi wasn't responding when I got home from work just now. Bad news, since it is DHCP, DNS, etc. for ...
2
votes
1answer
500 views
How do I permanently sync the system clock with the hardware clock?
I have a cronjob running that checks for server updates, installs them one by one, and then checks if a reboot is needed. If a reboot is needed, the script will reboot the server.
The hardware clock ...
0
votes
0answers
33 views
Debian: Setting up an Old Printer
I'm trying to resuscitate an old Lexmark 1100 printer on Debian. However, CUPS doesn't have this specific model available in its drivers list. Therefore, I've tried the closest one (Lexmark 1020 ...
0
votes
1answer
381 views
Udev Rules Not Running
I'm playing with Udev Rules on OpenSuse Leap, and I'm trying to run a simple and small script once a USB device is plugged into my system.
However, my script which I added in my keyword "RUN+=" does ...
1
vote
0answers
86 views
HWMon interface for I2C thermal device (TMP102, 3.10) - missing sysfs files
I am trying to get the TMP102 kernel module functioning on an x86_64 machine running CentOS 7.6 (kernel 3.10). The system has 3 TMP102 sensors attached to an I2C bus (Designware I2C adapter).
When I ...
3
votes
0answers
232 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
2answers
284 views
command to identify a specific physical disk in a server with many disks
I have a server containing 10 hard disks. Device /dev/sdh is reporting uncorrectable read errors on btrfs scrub. How can I determine which physical disk corresponds to /dev/sdh?
I know I can get the ...
1
vote
1answer
184 views
A fast question about GVT-g Intel?
I read this howto and have the following questions:
Is this like the GPU passthrough VFIO (you need two monitors and two different graphic cards, and a motherboard which supports IOMMU feature)?
Or ...
0
votes
0answers
145 views
Turning off monitor as root, without xset
I have a script in /etc/acpi that runs when I close my laptop's lid.
It turns off the internal monitor. It does this by
export DISPLAY=:0
sudo -u toothrot xset dpms ...
0
votes
0answers
52 views
Strange noise from PC because of kernel
When I boot my PC I hear strange noise for ~5 second, it sounds like some cables are not connected okay with each other, but all is okay. I have this problem only with Linux and using kernel 4.17, ...
1
vote
1answer
606 views
Sound device not detected
I was using Linux Mint 18.3 Cinnamon, and now I have a fresh Linux Mint 19 Cinnamon. My / and /home directories were separate, so I left my /home from previous OS.
My problem is that my Sound ...
4
votes
0answers
52 views
Linux - Why are my core IDs not consistent? [duplicate]
I'm currently looking at a system where I don't understand how the core IDs are assigned by the Linux kernel.
Some info on the system -
@mySystem~]$ lscpu
Architecture: x86_64
CPU op-mode(s): 32-...
2
votes
1answer
71 views
Writing CPU Temperature to Port 0x80 Bios Debug Card with Bash Script
I have a port 0x80 BIOS post debug card installed in a PCI slot. I want to use it purposefully after booting by having the CPU temperature displayed on the card. The address takes one byte and is ...
1
vote
1answer
790 views
Can't read serial data from /dev/ttyUSB0
I am using an RS485 to USB adapter in order to communicate with hardware, whose parameters can be changed by sending data strings in hex. I set:
sudo chmod o+rw /dev/ttyUSB0
stty -F /dev/ttyUSB0 ...
1
vote
2answers
61 views
Can boot Windows but unable to boot any linux
My laptop (Thinkpad W520) suddenly shut down without warning... I tried to reboot, passed grub without issue but, again, shut down during the boot process... I tried recovery mode: same. Live cd and ...
