Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [linux-device-driver]

The tag has no usage guidance.

1
vote
0answers
14 views

Converting Linux driver for SPI device to run on USB-to-SPI bridge

I have a Holt HI-3110 chip that implements a CAN bus interface that is run over an SPI host interface. A driver for the chip is in the Linux mainline (in /drivers/net/can/spi). I'm targeting a host ...
0
votes
1answer
31 views

Is the Microtek 5950 scanner supported on Linux?

Is the Microtek 5950 scanner supported on Linux? That is, Is there a vendor-released/supported driver for it? Is there a FOSS driver for it? Or a driver which it works with? Is there any specific ...
0
votes
1answer
200 views

dkms for ixgbe fails with *** No targets

I'm trying to setup DKMS for the Intel ixgbe driver. Below are the steps that seemed most correct, however I am not successful with this or other variations. I'm using CentOS 7. I'm using the ...
0
votes
0answers
8k views

Unable to install TP Link TL-WN823N wireless adapter in Kali Linux

I have been trying to install TP Link TL-WN823N wireless adapter in Kali Linux VM for the last couple of days and still I'm nowhere. I have done: apt-get update, apt-get upgrade. Installed all ...
1
vote
0answers
404 views

PCIe driver error for enabling device and allocating memory

I'm using PCIe bus on Freescale MPC8308 (as root complex) and the endpoint device is an ASIC with just one 256 MB memory region and just one BAR register. The device configuration space registers are ...
7
votes
1answer
1k views

Many USB 3.0 devices on a single Ubuntu via a powered HUB

I tried connecting multiple usb 3.0 enabled devices to my ubuntu 12.04 machine. But found out that at a time not more than 9 devices could be seen connected. I tried monitoring the kernel logs at /var/...
0
votes
0answers
774 views

ethernet interface on Linux drops packets

I'm trying to capture some Ethernet frames with Linux. Some of these packets/frames are invalid and contain corrupted data. For example an Ethernet frame contains the type 0x0800 which is IPv4, but ...
0
votes
0answers
42 views

Fine-grained WiFi Tx Signal Strength control on a accesspoint

I'm trying to reduce TX power on an AP in order to minimize area in which devices can connect to the AP. I've tried to do this by iwconfig command such as iwconfig wlan0 txpower 1mw but it didn't work ...
0
votes
0answers
2k views

Dongle stopped working in Ubuntu 15.10

I have a Lava 720G 3G dongle which worked on 14.04 without any external drivers or anything but it itsn't working in 15.10. lsusb output (15.10) Bus 002 Device 005: ID 1c9e:f000 OMEGA TECHNOLOGY ...
1
vote
1answer
420 views

My keyboard doesn't have a Linux driver, can someone tell me what these error messages mean?

This question may be better asked on unix.stackexchange.com, but I'm asking it here because I'm quite sure someone will have an answer. My keybaord doesn't have a driver for Linux, and I'm thinking ...
0
votes
1answer
1k views

%T specifier in printf option of `stat` command

I want to know what is %T specifier in stat printf option and how it gets the file descriptor value ie., fd,1 is printed by using the below command. command is $> echo `stat -L /dev/mapper/...
0
votes
1answer
640 views

udev - change event from udev_device_get_action

I am monitoring the events of all devices connected to the host. Linux has udev daemon , which listens to all the device specific events such as online, offline, add, remove and change. I use a ...
0
votes
0answers
94 views

PCMCIA card under linux

Is it possible to use STLAB 10/100 PCMCIA LAN card under linux? From linux live CD?
0
votes
1answer
908 views

what __exit does in kernel module unloading in linux? [closed]

static void __exit hello_exit(void) { printk(KERN_ALERT "Goodbye\n"); } module_exit(hello_exit); The __exit modifier marks the code as being for module unload only (by causing the compiler to ...
22
votes
5answers
10k views

Is there really a “USB communication protocol”?

According to Wikipedia, USB: defines the cables, connectors and communications protocols used in a bus for connection, communication, and power supply between computers and electronic devices But ...
1
vote
1answer
138 views

How to run linux binary video drivers in a sandbox/isolated environment?

I don't trust any binary, but i have to use nvidia video card driver. Since xorg/video drivers runs as root and needs to access my hardware, is it possible to block internet connection to these ...
0
votes
1answer
394 views

Upgrading Linux kernel module without reboot

Is there any way to upgrade linux driver module without rebooting the system ?
2
votes
1answer
790 views

How Fake raid communicates with Operating system(Linux)?

I am a programmer, I studied about software, hardware and Fake raid's and I am unable to understand how fake raid communicates with operating system (Linux)? I mean which software layer or driver ...
0
votes
1answer
902 views

How to detect cdma modem connected to USB in linux

I am writing device driver and i am completely new to this concept. My Driver functionality is when i connect modem to usb my driver should detect Connected modem and get display the signal strength. ...
1
vote
0answers
219 views

My own linux corded keyboard driver and interface to my embedded application

I want to develop my own keyboard driver to my own keypad. I have to use GPIO to identify Key Events and use I2c to get scan code. I am going to develop the driver like this. #include <linux/gpio....
1
vote
1answer
1k views

configuring huawei e303e dongle on arm9 embedded board

i have been trying to connect 3g modem on arm9 board. bot modem is not getting detected. here is my lsusb: Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID ...
0
votes
1answer
857 views

Intel Wifi card module not visible in linux menuconfig

I've gotten myself into a pickle it seems. I just got the latest gentoo kernel (3.7.10), and it seems that they didn't include my wireless lan driver in the menuconfig (or it depends on another option ...
1
vote
2answers
99 views

Making the keyboard eject switch work

I am using Linux.My keyboard switch for ejecting the CDROM does not work though it displays an eject button on the screen. I need to make it work. I know ejecting a cdrom using system call is as ...
1
vote
0answers
405 views

Right click not working in Redhat enterprise Linux

I have recently installed Red hat enterprise Linux on my Hp laptop. Earlier both the mouse clicks were not working, but I managed to get the left click working by tapping by some help from Google. But ...
0
votes
2answers
183 views

Serial Communication vs Device Drivers

My understanding is that serial communication is for direct CPU-to-CPU (or microcontroller-to-microcontroller) communication along a serial bus. My understanding is that a device driver is for device-...
0
votes
2answers
2k views

Grub installer has been deleted in ubuntu

I was installing an operating system (Fedora) in Virtual box which was installed in the Ubuntu Natty Narhwal. it asked me to format the disk (which should format inside virtual machine), which I did ...
2
votes
1answer
2k views

How to use a handycam as a Web Cam in linux

Can I use a camcorder as V4L2src in gstreamer? Simply can I use a camcorder as a webcam in Linux? If so what models are sported? Thanks in advance.
1
vote
4answers
11k views

Can't see my wireless internal card on BackTrack 5

I have BackTrack 5 R3 installed on VMware and it's on bridged connection so it gets its own IP on my network and it works. I get internet connection but there is no ethernet cable connected yet ...
0
votes
2answers
1k views

Wifi not working in ubuntu

I m trying to work wifi in ubuntu 10.04 lts on HP pavilion dv6 laptop. I m new to Ubuntu I tried many thing , that were present online with Broadcom. I feel Broadmcom is not present. Please find ...
1
vote
1answer
2k views

How to Find Out What Version of Display Driver is Installed

One of my favorite games, "Wolfenstein Enemy Territory", has stopped working lately. It throws a segfault during the initialization phase. I suspect that the reason is a recent update to the video ...
1
vote
1answer
831 views

How do I run amddriverdownloader.exe on Ubuntu?

I downloaded amddriverdownloader.exe to update my Radeon HD 5450 on Ubuntu 11.10. When I run it it returns with this: jack@myComputer:~/Downloads$ amddriverdownloader amddriverdownloader: command ...
1
vote
0answers
156 views

How to make ^T work for the status char under Linux?

I’ve grown really accustomed to the BSD status char, ^T, since I first started using it back at university during the 80s. It didn’t originate with BSD, but came from even older operating systems. It ...
4
votes
1answer
1k views

Fedora Linux: Way to use stty (or equivalent) to bind key to raise SIGUSR1 for application?

I'm using FC 14, but this is probably a fairly generic Linux question. I want to be able to bind a key in the Linux terminal driver that will cause a signal other than SIGINT or SIGQUIT to be raised ...
0
votes
0answers
1k views

Atheros LAN card driver, Linux compiling problem

I have installed openSUSE 11.4 to my new workstation. It says that there is Attansic ETHERNET controller on board. But no devices seen. I typed: lspci and it returned: atheros communications device ...
1
vote
1answer
2k views

Ubuntu sound card driver

Where can I search for a sound card driver in Ubuntu? Should I use sudo apt-cache search ??? I don't know which command can I use to find my exactly sound card version in linux?
0
votes
2answers
1k views

Compiling and installing a new kernel on ubuntu 10.04

I have ubuntu 10.04 running on VMware on a windows host. I am learning linux device drivers programming. So in the process, I was trying to set up a linux source tree and build and load a custom ...
0
votes
1answer
188 views

Unauthorized mount hd ubuntu 10.04

Hey, I am trying to mount my hd on ubuntu by I receive this message "No possible mount location - Not Authorized". It happened after some upgrades on system, and the sound stoped too. here is my ...
7
votes
5answers
17k views

Linux equivalent of Windows Device Manager / DevCon utility?

I was wondering if there is any Linux equivalent to Windows Device Manager, or the Windows DevCon utility (a command line utility with hardware management functionality). Do drivers even work the ...
0
votes
1answer
2k views

Linux Device Drivers possibly missing?

I have just installed Xubuntu. My box runs quite a lot slower than before with Windows 7. I am wondering if I am missing some device drivers. I can use gnome-device-manager to list my devices. In ...