A device driver or software driver is a computer program allowing higher-level computer programs to interact with a hardware device.

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Compiling a simple character device driver as a module

I wrote a simple character device driver & wanted to cross-compile it for craneboard (ARM architecture). My file name is gDev.c. I copied the file to kernel/drivers/char directory in craneboard ...
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1answer
2k views

Offline install wi-fi drivers on old PC using Linux Mint 15

I want to use wi-fi connection on my old notebook on which the Linux Mint 15 is installed, but I can't because it doesn't see any available installed drivers on it. I have searched many website and ...
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1answer
2k views

Ideas how to get my usb audio interface to work with Linux?

PulseAudio does not appear to recognize the Focusrite Scarlett 6i6 USB audio interface. The 2i2, however, is properly recognized and it works as expected. I can't seem to get the 6i6 to work on the ...
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0answers
1k views

Getting my Smart Card reader to work on Linux

I got a Smart Card reader, that I ripped from a Laptop the other day. It is an internal Smart Card reader, though it uses USB, so making a cable for it, was no problem. It seems it's recognized by ...
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1answer
5k views

What is difference between User space and Kernel space?

Is Kernel space used when Kernel is executing on the behalf of the user program i.e. System Call? Or is it the address space for all the Kernel threads (for example scheduler)? If it is the first ...
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0answers
895 views

Installing proprietary ethernet drivers in Fedora

I have an HP HDX16-1354CA Laptop that I've installed Fedora 19 on, and my ethernet port is not being detected. I am sure that it is because I have not installed the drivers for it, but I can't seem to ...
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334 views

Ambient Light Sensor Samsung Series 9

Have Fedora 19 running on my Samsung series 9. Got everything working with the exception of the ambient light sensor controlling keyboard backlight and screen brightness. Forums around the net show ...
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1answer
760 views

Installing developer libraries for Fedora 19 without internet connection

I am trying to use Fedora 19 on my Lenovo yoga 13. A common issue with this setup is that the laptop's wifi does not work out of the box on any linux distribution yet. This question and also this ...
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1answer
197 views

RTL8180 kernel module freezing with Realtek RTL8185L chipset

I've recently purchased a PEAK wireless PCI board. I needed a card with removable antenna capability to test a high gain antenna that I had laying around. Went to my local hardware store and I got ...
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1answer
635 views

Connection error for linux webcam driver for matlab

This might seem like a duplicate post, well yes it is, but I have a different problem compared with the duplicate version of it. My value for imaqhwinfo gives me: InstalledAdaptors: {'dcam' ...
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3answers
2k views

Does the kernel have a main() function? [closed]

I am learning device drivers and Kernel programming. According to Jonathan Corbet's book, there is no main() function in device drivers. So I two questions: Why don't we need a main() function in ...
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1answer
8k views

Cinnamon crashed after nvidia drivers installation

I have installed Linux Mint 15 Cinnamon and I have installed Nvidia drivers using this question. After rebooting the system this message appeared: Cinnamon just crashed. You are currently running ...
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1answer
2k views

Driver for Canon i-SENSYS MF3010

In the specifications for Canon i-SENSYS MF3010 http://www.canon-europe.com/For_Home/Product_Finder/Multifunctionals/Laser/i-SENSYS_MF3010/ it is mentioned the printer is compatible with GNU/Linux. ...
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1answer
210 views

How do I apply this revert commit patch from git?

I have found a patch applicable to my system to fix a problem but I have no idea how to get this patch and then apply it. Can anybody help me please? Patch: ...
2
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0answers
253 views

After installing VirtualBox to Fedora 17 the system won't boot (NVidia drivers)

My luck I had couple of older kernels, which work. The new kernel, probably somehow patched by VirtualBox fails to load. What fails is X-server, when it tries to start, here's the log: [ 14.284] ...
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0answers
103 views

EVIOCGKEY ioctl on a Polled Input Device

Is there something that might prevent the EVIOCGKEY ioctl from behaving as expected if called against a polled input device (a device registered using input_register_polled_device())? I have a ...
2
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2answers
1k views

What is a device controller, and where does it fit in between the kernel and the device?

Can someone please explain the concept of a device controller (hard disc controller, NEC PD765 compatible controller etc.). Here are some definition of key terms which might be needed for the ...
2
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1answer
434 views

Find driver (which is not automatically installed) for a specific hardware

Is there some general way to find out the name of the driver which I have to install on my linux system given only the hardware name? Maybe some centralized webpage or application which gatters all ...
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3answers
145 views

How to know driver names?

Is there any general way to know the name of the driver of all the devices on a linux machine? For example, I want to know the name of my network interface driver and the name of my webcam driver. How ...
3
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1answer
790 views

VDPAU library not found

I want to try this VAAPI backend for VDPAU. I have compiled mplayer with vdpau in Gentoo Linux (amd64) but I get this error: Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object ...
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2answers
600 views

Why is my keyboard typing the wrong letters?

While surfing with Iceweasel, I tried typing in a Web address, but I found, that every few keys, it started typing other letters instead of the ones I typed. For example, if I typed ...
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0answers
714 views

Linux Mint 15 Ethernet Problems

I have a problem with my ethernet connection on my mint 15 (my WiFi works fine). Right after install, it didn't work at all, I followed some solutions I found (including this one) and no luck. I had ...
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1answer
154 views

How are drivers for peripheral hardware installed in Linux?

I have acquired a new wireless keyboard, and I've tested it out on both a Windows and a Linux box. It worked on both, but with an initial difference - Windows took a minute or two, to look up the ...
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1answer
1k views

How to enable WebGL in Chrome or Firefox?

I want to try out WebGL as I'm learning OpenGL currently and, well yeah, kind of interested in how WebGL looks like. I tried some demo sites like this or that. But unfortunately they don't work. I ...
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2answers
4k views

How can I install the Atheros AR8161 drivers without an internet connection?

How can I install the Atheros AR8161 drivers without an internet connection for fedora19?
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1answer
218 views

Instability of debian graphics [closed]

I have done some googling but am unable to find the cause of this problem. I'm using a fresh copy of Debian 7.1 and shortly after, using the machine will start rendering graphics improperly and spit ...
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0answers
564 views

Install BCM 4365 drivers in Backtrack 5R3

I have recently installed Backtrack 5 R3. When I try to run: sudo apt-get install bcmwl-kernel-source I get the following error: Error! Bad return status for module build on kernel: 3.2.6 (x86_64) ...
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1answer
271 views

Synaptics Touchpad Tap Lag (FastTaps Option Gone)

I own an Asus Zenbook Prime UX31A with a clickpad. Under the Synaptics driver, I'm trying to use tap-to-click. With the default settings, there is a very noticeable lag between when I tap and the tap ...
3
votes
1answer
644 views

How can I access GPIO pins from CentOS 6.4?

I have a single board computer with 8 GPIO pins that I would like to access from user space on my CentOS 6.4 installation. I see the GPIO pins mentioned in the 'dmesg' output, but the /sys/class/gpio ...
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3answers
401 views

How compatible is Centos in respect to hardware for desktop systems?

I have been tasked with creating a promotional/sales tool for our clients and sales people . (about 8400 users) It is expected that the tool will be used on office and home systems. The tool will ...
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2answers
202 views

Why the linux driver file is much smaller than that in windows?

Recently I install a graphic device driver in Linux, I found that is only dozens of KB. But that is dozens of MB in windows. I wonder why?
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1answer
136 views

Find used drivers for printer

My printer CANON PIXMA MP170 (usb) doesn't work on Debian 7 amd64 but does work on my Ubuntu 12.04 i386. I've tried a lot of tutorial about this but no success. So for now I'd like to to know more ...
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1answer
357 views

opengl/glx core dumps - generic intel linux drivers, RHEL6

Recently, I switched from using a dedicated ATI video card and proprietary drivers to the onboard Intel video card and default/generic Intel drivers because the ATI video card was damaged and I ...
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2answers
1k views

Enabling 1366x768 resolution in Debian Wheezy on Atom D525 Board

For some reason, when I try to update to a modern version of Linux from Debian 6.0.7 or Ubuntu 10.0.4, I lose most of the resolutions that were available, including the native resolution of the panel ...
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0answers
441 views

Linux Mint 15 no audio with NVidia MCP51

I updated from Linux Mint 14 to 15 recently, and since then my audio driver seems to be gone or nonfunctional. I don't have a ton of experience with drivers under Linux (grew up a Windows guy), but ...
1
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1answer
78 views

How to find out which devices require manually installing a specific driver?

Most of time, you don't need to install drivers in Linux manually, since it already has it installed. But there must be some times when Linux does not have the right driver for a device. How can I ...
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1answer
6k views

How do you install/upgrade Intel graphics drivers on Mint?

I have only recently begun using Linux as my primary OS on my laptop. I previously ran Windows 7 on it, which generally had decent performance in 3D applications. However, I've noticed a considerable ...
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3answers
575 views

Wireless on Slackware

Ok, so I finally got my wireless working on Slackware. Trouble is, I don't really understand what I'm doing. I'm currently root and in order to get wireless, I first have to: wpa_supplicant ...
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1answer
187 views

what type of device drivers are available in linux [closed]

The different types of device drivers used in linux are character device and block device. Is there another classification?
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1answer
295 views

How can I prevent drivers from binding USB devices on a certain bus?

I have a setup with two Logitech Unifying receivers, each receiver has a keyboard bound to it. One of the receiver is to be used by the physical machine to which the devices are connected, the other ...
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1answer
1k views

Installing video driver on Arch Linux

I have Arch Linux installed in console mode on an Intel-PC machine. My task is to write and run an OpenGL display program on the machine to check whether it meets the following conditions: It would ...
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1answer
403 views

Installing a platform driver

I have recently acquired a device driver for an integrated watchdog timer on a x86 board on which I am running a minimal Linux system. The kernel is 3.6.11 and it has been built using buildroot. My ...
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0answers
426 views

linux mint cinnamon - AR9485 Wireless Network Adapter keeps disconnecting

Lately I got a DELL inspiron 15-3521, I installed the latest Linux mint cinnamon. I have been having some problems with my Ethernet card, when i start my pc everything works perfectly for about 10 to ...
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1answer
2k views

Problem compiling a driver : “No rule to make target”

First of all I am running a CentOS 6.4 installation. My computer is a laptop and I am trying to install the drivers for my ethernet card, because this week end I lost my ability to connect to the ...
1
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1answer
146 views

Virtual mouse driver, possible X11 problems

I created virtual mouse driver according to Essential Linux Device Drivers book. After I wrote coordinates echo x y > /sys/ ... /coordinates into sysfs node, my program generates event packets ...
0
votes
1answer
199 views

How to use better driver (nouveau) instead of generic VESA with NVIDIA Quadro NVS 140M?

I've got laptop with NVIDIA Quadro NVS 140M and have no Gnome-shell which I like very well. I use: Debian GNU/Linux jessie /sid \n \l When I run Debian as live USB everything works fine. How to ...
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1answer
2k views

I need a step by step guide to build kernel modules in ChrUbuntu

I don't have experience building kernel modules. And worse, I'm trying to do it on ChrUbuntu, so it seems that I cannot follow the existing Ubuntu guides. For example, this command fails: # apt-get ...
0
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1answer
4k views

Which is has higher performance? Nvidia proprietary or Nouveau open source? [closed]

System: Manjaro 0.8.5.2 x64 Core 2 Duo P8700 @ 2.53Ghz Nvidia GT 240M
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votes
2answers
5k views

Ubuntu make fails with No such file or directory /lib/modules/3.4.0/build

I am trying to build the CP210x driver for the 3.x.x kernel on ChrUbuntu. Build instructions: Ubuntu: make ( your cp210x driver ) cp cp210x.ko ...
3
votes
1answer
4k views

USB to Serial in Chrubuntu - /dev/ttyUSB0 missing

The usbserial stuff has been working so well for me in Ubuntu for a number of years that I have almost forgotten how to troubleshoot it. I just installed Chrubuntu, however, and now my usbserial is ...