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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Enabling GPIO in kernel not working

I have tried to enable the GPIO pins for my system through the Kernel but I am not able to get them to work. When I try this: echo 1 > /sys/class/gpio/export The terminal window just closes. ...
0
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2answers
403 views

Realtek drivers prevent detection of eth1 interface?

Here's the situation: I had a working network setup on my Debian box, with two Ethernet interfaces being reported by ifconfig - eth0, and eth1. eth0 is an onboard Realtek NIC, and eth1 is a D-Link ...
2
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1answer
75 views

Change a driver's source code and compile

I have made some little change to if_igb in /usr/src/sys/dev/e1000/if_igb.c. How can I compile only this file and load it to kernel dynamically? I'm using FreeBSD 8.2 Release.
21
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4answers
600 views

How to find the driver (module) associated with a device on Linux?

On Linux, given: a device, for example /dev/sda, and its major and minor numbers, for example 8, 0, how can I know which module / driver is "driving" it? Can I dig into /sys or /proc to ...
1
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0answers
95 views

Writing a USB driver from scratch [closed]

I have an FPGA that I'm going to be connecting to a Raspberry Pi running Raspbian 3.6.11+. I've been reading up on how to write a USB2.0 HS driver for linux and how to reverse engineer USB ...
1
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1answer
714 views

buildroot compiling driver

I'm using Buildroot for compiling embedded linux. It works well because I have target Makefile configurations, but now I need driver for my usb devices. I manage to compile Qt appilactions(c++) on my ...
0
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2answers
2k views

How to make the printer Canon Laser Shot LBP-1120 work in Elementary OS Luna (Ubuntu 12.04 TLS) - 32-bit version?

I had previously created this question + answer, but that would not work for me after a while. I am looking for an alternative.
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0answers
354 views

Linux driver for MSI z87 MPOWER motherboard NIC?

I am using Linux with the following hardware configuration: 1) Intel Core i7 3.4GHhz 4770k 2) MSI Z87 MPower motherboard 3) MSI GeForce GTX760 2GB DDR5 graphics card 4) 1TB hard drive 5) 16GB RAM ...
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0answers
153 views

How can I check which radeon driver are installed?

I am currently installing fglrx on my machine by following this tutorial https://fedoraproject.org/wiki/Fglrx In the finishing touches section, it mentions that I need to blacklist any current radeon ...
3
votes
1answer
742 views

Compilation of my wifi driver (RTL8192CE) fails

I'm kind of desperately trying to make my wifi work on my newly-installed Debian Sid (amd64, kernel 3.10.11-1). The relevant line of the output of lspci is : 06:00.0 Network controller: Realtek ...
0
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2answers
136 views

How do I find new drivers for my laptop in RHEL WS 6.4?

I recently installed Redhat workstation 6.4 on my laptop as some of the stuff we're doing in class uses Linux (we have an RPi that we're learning the C language on). I figured, since the school has ...
0
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1answer
117 views

Error installing ns83820 driver in linux 3.2.0 (invalid physical address)

In Debian Wheezy I am getting the following error on loading the ns83820 module. Anyone have a idea how to fix this? Oct 6 13:15:00 soter kernel: [ 1.566727] ns83820.c: National Semiconductor ...
2
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0answers
1k views

Resolution problems with external monitor in ElementaryOS

The specifications are: sudo lshw -C video [sudo] password for cipricus: *-display description: VGA compatible controller product: RV380/M24 [Mobility Radeon X600] ...
4
votes
2answers
242 views

Problem when trying to cross-compile an ethernet driver on an old Linux kernel

I'm currently trying to cross-compile a network driver against an old Linux kernel, in version 2.6.27.7 but the compilation fails and prints: make[1]: entering directory « ...
0
votes
2answers
989 views

FATAL: Module p80211 not found. RTL8192CUS WLAN regression under antiX 13.1 (Debian Wheezy)

The problem concerns a driver support regression for the RTL8192CUS WLAN chip under antiX 13.1, a Debian Wheezy (stable) based distribution. The chip actually resides in a Edimax EW-7811Un 802.11n ...
2
votes
3answers
217 views

Linux USB Driver Compilation

I'm using Linux Mint 15. When I try to compile the EXAR UART driver file version for kernel v3.5.0 and later provided here: ...
3
votes
0answers
2k views

Cannot use dual monitors in Elementary OS Luna - radeon driver

Once I attach the external monitor, the image on both monitors is activated but is messed up, just chaotic lines and colors, so that i cannot access the 'Displays' settings. This never happened with ...
1
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1answer
42 views

Why have a fake LR-WPAN driver?

In the Linux kernel configuration, a fake LR-WPAN driver can be enabled and added to the kernel that will be compiled. Why would someone want a fake LR-WPAN driver? I assume it would be for debugging, ...
2
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4answers
511 views

Do I need graphics card driver for Linux?

I am using Linux with the following hardware configuration: Intel Core i7 3.4GHhz 4770k MSI Z87 MPower motherboard MSI GeForce GTX760 2GB DDR5 graphics card 1TB hard drive 16GB RAM Do I need a ...
0
votes
1answer
44 views

How driver is specified for any device? [duplicate]

First of all sorry for this basic question but I am really confused here..... So my question is : When any device is attached how kernel will know which driver need to be loaded ? I think its based ...
2
votes
0answers
259 views

USB mouse not working

Every time I plug in any wired mouse recently, I get similar to the below on VCS1: [1443270.286164] usb 6-1: new low-speed USB device number 15 using uhci_hcd [1443270.454270] usb 6-1: New USB ...
2
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2answers
930 views

No ethernet/wireless connection after dist upgrade - “network UNCLAIMED”

I did an upgrade from Xubuntu 12.04 to 12.10, and I can't connect to the internet now. When I press the network button on the panel, I see "No network devices available" on top (greyed out), then ...
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2answers
85 views

Easiest way to upgrade my onboard NIC drivers on a machine without connectivity?

I was assigned a workstation where I work and I needed to install Debian on it. I chose Wheezy because the other machines I use also have it, but I ran into a problem. The workstation is a Dell ...
0
votes
1answer
2k views

How to install D-Link DWA-160 revision B2 with Ralink chipset on Debian Linux?

I just bought a D-Link DWA-160 revision B2. Little did I know that this revision comes with a Ralink chipset. The main reason why I got DWA-160 is because I already have one and I'm pretty happy with ...
1
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1answer
301 views

Unable to make touchpad work

I'm trying to find here a solution for my long-time touchpad problem. I tried one year ago at ...
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0answers
379 views

Installing graphics drivers on ubuntu

I have an Nvidia GTX260 video card and I'm using Ubuntu 12.04 x64 bit. I've been trying for hours to get StarCraft II to work with wine and PlayOnLinux. I have tried nearly everything under the sun to ...
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votes
3answers
2k views

How can I tell if my wifi dongle has access-point capabilities?

I have a Realtek 8191SU USB wifi dongle for use on my Raspberry Pi. I'm trying to set up a wifi access point using this tutorial. However, I'm running into a few errors, and I suspect it might be ...
1
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1answer
627 views

How to configure linux to output to monitor

I'm currently running a lightweight Debian distro on a development board from Compulab. I have to login to the system via serial port everytime. The system has graphical card and the driver is ...
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1answer
2k views

How to fix unreliable Realtek Wireless card on Ubuntu 13.04

I have a Realtek RTL8188CE wireless card and it works fine when I have a strong signal, but if I get even slightly away from the wifi I lose connectivity even though there is a strong Rx signal. I ...
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0answers
150 views

application requires 32bit libs be installed on my 64 bit system — having trouble installing them

I want to install SimpleScreenRecorder (SSR) from git as recommended by the developer. The binary version crashes while the git version fixes my crash problem. Unfortunately, to build the git version ...
0
votes
2answers
55 views

Poor text editing performance from the radeon open source driver; should I install proprietary driver or try to fix this?

I followed the steps at the link below to remove the proprietary driver and install the Radeon open source driver. RadeonDriver - Community Ubuntu Documentation ...
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1answer
39 views

Linux Kernel Firewire Feature: Use Unclear

In the Linux kernel, there is a setting "FireWire SBP-2 fabric module". I do not understand the documentation: Say Y or M here to enable SCSI target functionality over FireWire. This enables you ...
3
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1answer
889 views

How to disable the 2.4Ghz band wireless adapter

For debugging purposes, is it possible to disable the 2.4Ghz for wireless connections on Linux (Linux Mint 13 LTS, Cinnamon). I.e. to enforce the network driver to establish connections using the 5Ghz ...
4
votes
2answers
81 views

Why do some drivers still require firmware?

There are a ton of reverse-engineered drivers in the Linux kernel tree. Yet some drivers, especially wireless drivers, require firmware binary blobs to run properly. What prevents someone from ...
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votes
0answers
123 views

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 ...
2
votes
1answer
3k 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 ...
3
votes
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 ...
3
votes
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 ...
16
votes
1answer
7k 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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vote
0answers
1k 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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0answers
366 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 ...
1
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1answer
831 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 ...
2
votes
1answer
224 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 ...
2
votes
1answer
708 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' ...
32
votes
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 ...
0
votes
1answer
9k 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 ...
1
vote
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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vote
1answer
265 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
votes
0answers
267 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] ...
2
votes
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 ...