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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Difference between Device file and device drivers

I am beginner in device driver programming. I don't get the difference between device drivers and device files in Linux. Can anyone explain the difference?
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1answer
231 views

Wake on LAN through PHY and unicast only works in the first ~30 seconds after pm-suspend

I'm having some trouble with Wake on LAN through PHY and unicast. I'm able to wake the system by pinging or sshing the shut down machine, but only within the first ~30 seconds. Why's that, what could ...
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2answers
726 views

How to enable Broadcom wireless BCM 4313 on OpenBSD?

Is there any hack/tip/trick to make this specific Broadcom Wireless work with OpenBSD? After digging some FreeBSD-wireless threads and OpenBSD-tech/OpenBSD-misc, I noticed that adding the PCI vendor ...
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1answer
540 views

Mint Linux 13 will not boot to splash screen after graphics driver enabling in hp dx2450:

I was trying to play some games on my computer and had graphics problems. I only have the on-board graphics (no graphics card added yet) but some of the games were extremely basic and still wouldn't ...
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217 views

Mint 15 - Black Screen after GRUB w/ NVIDIA

Recently I bought a new PC(with Haswell i5, GTX 660). First I installed Windows on it (for dual booting) - everything works fine, then I installed Mint 15, which worked when I used it from LiveUSB, ...
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3answers
2k views

GNOME 3 fails to load (old ATI graphic card driver problem)

I'm delighted to find this version of StackExchange as I normally lurk in the GIS board. I would greatly appreciate help with the following problem (which seems to be quite common - but I am just ...
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122 views

Drivers for HP ScanJet 2400 on Linux

I'm trying to install my scanner "HP ScanJet 2400". I followed the recipe from here: http://www.elcot.in/linuxdrivers_download.php, However, it was not possible at all to detect it, when working in ...
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234 views

What are high level and low level device drivers

Recently I read that there are two types of drivers (at least for disk), one that are called high level drivers and another called low level device drivers. Can some one tell me what these are, and ...
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2answers
145 views

Testing which modules are unloaded with modprobe

I'm currently searching for the right driver for my Broadcom BCM4313 network/wifi device. At first no network was recognized at all, now I managed to connect, but the connection is really slow. I ...
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1answer
727 views

Debian: Unable to activate wifi on HP Pavilion Dm1-4055sg (with Broadcom BCM4313)

I just installed Debian Wheezy stable. I am now facing the problem, that I am not able to activate the WiFi. I use a HP-Pavilion DM1 notebook with a button (F12 and wlan button) to activate the WiFi. ...
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179 views

openSUSE catalyst driver

I recently installed openSUSE and I'm trying to get my radeon HD 7xxx running ok with drivers but I haven't been unable to do that. This is my output after trying to install the driver I downloaded ...
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2answers
3k views

Can't get Intel I210 ethernet working on Debian wheezy

I have a server with an Asus P9D-I mainboard. It has two onboard Intel NICs: # lspci -nn | grep Eth 01:00.0 Ethernet controller [0200]: Intel Corporation I210 Gigabit Network Connection [8086:1533] ...
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455 views

Linux Mint not detecting microSD card

I have a microSD card in my Android device and I would like to plug it into my computer to change the music and collected photos. However, I'm not able to do this. The OS does not seem to even notice ...
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1answer
527 views

Please help me understand what's wrong with this udev rule

I'm reading through this link in trying to make the appropriate rule to make the BSG device nodes have group ownership of wheel and permissions of 0660. This is the rule that I have: [user@mylinux ...
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118 views

Suse nVidia Driver Problems on 650M + Intel i915

Has anyone succesfully gotten the proprietary nVidia drivers to work on a system with a GT650M and an integrated Intel GPU? I don't need graphics switching, just the discrete GPU. (This is on a ...
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197 views

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. ...
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2answers
346 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 ...
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1answer
70 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.
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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 ...
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81 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 ...
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1answer
531 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 ...
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2answers
1k 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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344 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
143 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 ...
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1answer
664 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 ...
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127 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 ...
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1answer
103 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 ...
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970 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] ...
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2answers
214 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 « ...
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2answers
839 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 ...
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3answers
180 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: ...
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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 ...
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1answer
38 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, ...
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4answers
456 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 ...
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1answer
43 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 ...
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215 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 ...
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2answers
704 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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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 ...
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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 ...
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1answer
277 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
289 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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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 ...
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1answer
468 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
1k 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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128 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 ...
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2answers
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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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38 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 ...
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1answer
695 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 ...
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2answers
77 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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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 ...