-1
votes
0answers
46 views

Linux crashes when i attach usb dongle

I have a D-Link Usb dongle the description about it is: $ lsusb | grep D-Link Bus 002 Device 003: ID 07d1:3303 D-Link System DWA-131 802.11n Wireless N Nano Adapter(rev.A1) [Realtek RTL8192SU] My ...
0
votes
0answers
12 views

Module load map

How can I obtain a module load map? I've tried with the -m flag in insmod but it seems that since 2.6 there is no support for it. Thanks
3
votes
1answer
61 views

Open Character Device without creating a Device Node

I'm having an issue where a 3rd party application is opening a device node it shouldn't. I wrote a SPI Slave device driver that does some processing of messages. When the driver loads its in ...
0
votes
0answers
105 views

ftdi_sio not pre-installed

I have recently recompiled my Ubuntu's kernel to Linus' most recent one. After rebooting, I tried to connect my computer to a development board via an FTDI FT232 USB-to-Serial converter. It used to ...
3
votes
2answers
71 views

what is the difference between Device driver and kernel module

i know that driver is a software that can communicate with the hardware in order to control the device that attached to the computer.whereas kernel module is a small piece of code that can inserted ...
0
votes
1answer
54 views

How to use a built in driver in the kernel?

I am building the 3.14 kernel for a board that requires the intel e1000e driver. I would like this kernel to have the driver built in so that I can remove loadable module support. I have chosen the ...
3
votes
2answers
168 views

Using multiple layer of kernel modules for interfacing a hardware device?

I am trying to get a conceptual understanding of the purposes the kernel modules can have. The motivation for this question was a realization that interface to an actual hardware goes through multiple ...
1
vote
3answers
89 views

How to create a kernel source tree?

I am reading a book on creating drivers on Linux, I do not have too much experience with Linux, I have installed a quite a few distros before but I have always used windows as my main operating ...
1
vote
1answer
854 views

Driver install, kernel source not found

I am trying to install a NVidia Cuda driver on a Amazon EC2. GPU instance (Amazon Linux AMI (HVM) 2013.09.2 - ami-e9a18d80) following the instructions laid out in a blog. It worked for the last two ...
0
votes
0answers
70 views

Updating a driver quirk in kernel

Os : Debian 6 Kernel Version : 2.6.32 I have been recently working with Linux application and now we have some little hard-disk issues where my motherboard doesn't support AHCI through bios. On ...
1
vote
1answer
642 views

Setting up Intel Giga PHY I217V on Debian 2.6.32 kernel

Trying to getting the Intel integrated network card driver (Giga PHY Intel I217V) working on Debian (kernel 2.6.32) but I'm having issues. I've downloaded the driver from the Intel website and ...
-2
votes
1answer
72 views

Loading a kernel driver to a specific memory address

How can I load a kernel driver at a specific memory address? How could it be done with the following methods? commands/scripts like insmod or modprobe using C code (not sure if there may exist ...
4
votes
2answers
963 views

Capturing key input from events device and mapping it (toggle TouchPad key is unmapped)

I have a Lenovo IdeaPad Yoga 13 with Ubuntu 13.10 Installed. The device has a "Toggle TouchPad" button on the keyboard (F5). The keyboard's F* buttons are reversed (so to get F5, I need to press Fn + ...
3
votes
0answers
418 views

Debian driver needed for Intel ICH7M SouthBridge I/O controller

I am using a motherboard based on this architecture. http://www.intel.com/content/www/us/en/intelligent-systems/navy-pier/embedded-intel-atom-n270-with-mobile-intel-945gse-express-chipset.html I ...
0
votes
0answers
181 views

Doubt when compiling USB/IP drivers

I need to install a USB 3G modem to a Windows virtual machine (running on OVM). The modem will be plugged on a Linux host. (Would Windows be easier?) I don't understand what the following README file ...
0
votes
1answer
1k views

bnx2: Can't load firmware file “bnx2/bnx2-mips-09-6.2.1b.fw”

I just compile the kernel 3.10.19 from kernel.org Support for bnx2 is enable. On my server when I try to start the eth0 interface I got the following error : bnx2: Can't load firmware file ...
0
votes
0answers
129 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 ...
3
votes
0answers
231 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. ...
1
vote
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, ...
1
vote
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 ...
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 ...
4
votes
1answer
168 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 ...
4
votes
1answer
333 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 ...
1
vote
1answer
3k 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
vote
1answer
162 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 ...
2
votes
3answers
128 views

What considerations need to be made when choosing the version of kernel for an embedded device?

I have used buildroot to successfully create a kernel, root file system and cross-compilers to enable me to write application code to run on an embedded device. Currently I have no need to write ...
1
vote
2answers
244 views

Does linux modules/drivers belong to kernal space or user space

Some articles say that modules/drivers belong to kernel space as it take part in forming the kernel; (reference: http://www.freesoftwaremagazine.com/articles/drivers_linux) While others say that ...
6
votes
1answer
384 views

Would someone please explain lspci -vv output?

I have the following output from running lspci -vv -s 00:00 on my single board computer running Linux. 07:05.0 RAID bus controller: Adaptec AAC-RAID (Rocket) (rev 03) Subsystem: Adaptec ASR-2230S + ...
4
votes
3answers
444 views

How to list all hardware supported by kernel

I want to see all hardware supported by the kernel in use. For example, if I have the 3.8.x.x version of the Linux kernel, how will I know what hardware is supported there. Tools like lspci, lshw, ...
0
votes
1answer
43 views

USB_HID is not working

How do I get a usb keyboard to work? I have already selected and compiled the USB HID transport layer and I don't know what else to do.
1
vote
1answer
486 views

Compile Linux Kernel w/ Dynamically (Un)loadable usbserial Module

I've attempted to install drivers for an FPGA device, but require that I remove the usbserial module. This happens to be impossible because usbserial is a built-in module. It was suggested that I ...
1
vote
1answer
952 views

Removing builtin modules in Linux

I'm currently attempting to remove the usbserial module in order to install a new driver module. When I attempt to remove the module I get the following issue: [root@localhost xr21v141x-lnx-3.0-pak]# ...
21
votes
5answers
8k views

What is the difference between kernel drivers and kernel modules?

When I do a lspci -k on my Kubuntu with a 3.2.0-29-generic kernel I can see something like this: 01:00.0 VGA compatible controller: NVIDIA Corporation G86 [Quadro NVS 290] (rev a1) Subsystem: ...
1
vote
1answer
185 views

Can't install driver in Arch

I'm using Arch Linux, kernel 3.5.3 on a MacBook. I'm trying to get the keyboard backlight working. I found the driver in the AUR: http://aur.archlinux.org/packages.php?ID=25467, but I'm having trouble ...
4
votes
1answer
209 views

Writing a driver to fool *nix systems about having a GPU

I'm into something about writing a "Mock GPU driver" for *nix based systems. What I mean is that, simply I want to write a driver (Behind X-server obviously) to answer X's API calls with some ...
4
votes
4answers
180 views

Why are Linux installs bigger than I've read? Some beginner questions

I've read in different textbooks that say Linux is light-weight(e.g. It could fit on a 1.4MB floppy). So why is the download from the Ubuntu or Fedora CD sized or larger? Do the device drivers extend ...
4
votes
4answers
3k views

Cannot create “Hello World” module (and NVIDIA, and VirtualBox)

First off, the details. BEFORE: kernel: 3.2.0-2-amd64, nvidia driver: 295.59 AFTER: kernel: 3.2.0-3-amd64, nvidia driver: 302.17-3 My Debian wheezy is kept recent at all times. Actually, doing ...
1
vote
0answers
469 views

Linux thin station

I have this pc that I just installed and set it up as Linux thin station. I did all the formatting procedures and copying of image to the HD. When I boot it up, I get these, which I think are driver ...
1
vote
1answer
139 views

Choose kernel for specific hardware

I have old system with an AMD Athlon 1,2 GHz processor and [SiS] 65x/M650/740 graphics (output from lspci). Recently I discovered on a german ubuntu page that since version 10.10 some older ...
4
votes
1answer
1k views

How to know whether the Linux driver for the real-time network device was built into the kernel?

From here: http://www.xenomai.org/index.php/RTnet:Installation_%26_Testing#Debugging_RTnet The Linux driver for the real-time network device was built into the kernel and blocks the hardware. ...
1
vote
1answer
159 views

how to enable sound support in linux kernel without recompile?

I have recently compiled linux kernel 3.2. But at time of compiling in make menuconfig, I had disabled sound support. Now, I want to enable it without recompile it. I don't want to use stock kernel ...
13
votes
3answers
2k views

Why don't you need to update drivers? (Or do you?)

In my life I've not once updated drivers on any of my Linux systems, though they have all been desktops. A friend was asking me why one does not need to update Linux drivers and I found myself unable ...
2
votes
1answer
6k views

/lib/modules/2.6.37.6/build missing in linux puppy? what should I do?

I am new to linux as of yesterday. I'm using linux puppy to try to get the most out of a 10 year old, slow laptop. I installed it fine, no problems there, but as soon as I try to use my usb dongle's ...
2
votes
1answer
270 views

360 degree scrolling with Apple Magic Mouse in Linux?

I read that there is out of the box support for the Apple Magic Mouse in recent Linux kernels, but does that include full functionality such as multiple mouse buttons and multitouch?? For me the two ...
2
votes
2answers
617 views

Linux I/O shared memory access

I'm pretty confused on how linux manages I/O shared memory to communicate with devices that use it. If I understood it correctly linux kernel starts mapped at 0x100000 (to avoid the first megabyte ...
3
votes
1answer
644 views

NVidia driver for the 3.2.9 kernel

I upgraded the kernel on my OpenSUSE 12.1 64bit from 3.1.9 to 3.2.9, and when I rebooted, X-windows refused to start, and I got into shell. I tried to run it manually with startx, but still no good. ...
1
vote
1answer
517 views

Wireless not showing a network in the scan results

I have a weird problem of connecting to a wireless network. I am connecting to a network named "C-202" with WPA-Personal. This network shows up in the scan results some time and won't show some time. ...
-2
votes
1answer
595 views

Best method for testing android kernel

I would like to test some of the features of android kernel like inserting a module and collecting certain parameters for research purpose. What would you think the best method for that?
17
votes
1answer
10k views

How to assign USB driver to device

This question is two-fold: First, how do you manually detach a driver from a USB device and attach a different one? For example, I have a device that when connected automatically uses the ...
3
votes
1answer
1k views

How to capture from instensive pro in Ubuntu, Fedora, CentOS using HDMI interface?

I am trying to use PCI-X1 capture card (intensiy pro) using Ubuntu 10.04 (now) / 11.04 (failed) or Fedora (failed). None of them is yet capturing. I did my best but now i need some backup on this. ...