The kernel's device manager, responsible for the contents of /dev.

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4
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245 views

Get keyboard scancodes in Ubuntu 13.10

I'm trying to find out the scancodes for a set of foot pedals so that I can rebind them to more useful keys. In older versions of Ubuntu I was able to do this using /lib/udev/keymap as discussed here, ...
3
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336 views

Define a Policykit action for Upstart

I'm trying to get some user to start, stop and reload services by using the udev Upstart interface. I'm using Ubuntu 10.04. I created the file ...
2
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0answers
26 views

How to allow software access to any USB devices?

I have a libusb-based program that can't open USB devices on a freshly installed Ubuntu because it lacks permissions. This solution will probably work for me, but it requires manually specifying ...
2
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0answers
72 views

Device not identified as removable

I have an ebook reader (Kobo Aura) that used to appear as a removable device when connected (in KDE's device notifier). Some time in the last month or so (I haven't upgraded the device), it has ...
2
votes
0answers
272 views

Why can't my udev rules rename kernel device nodes after upgrading from 12.04 to 14.04

In Ubuntu 12.04 I wrote the following udev rules to fix the /dev name of a USB RF remote control. These were: KERNEL=="event[0-9]*", ATTRS{name}=="BTC USB Multimedia Cordless Keyboard", ...
2
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0answers
167 views

How to distinguish between identical USB's

I have this system where I have 8 USB RFID readers which I would like to distinguish from one another. Here's a snippet from lsusb Bus 002 Device 011: ID 05fe:1010 Chic Technology Corp. Optical ...
2
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0answers
319 views

Trying to create UDEV rule to mount removable drive exfat partition

So I am trying to create a udev rule to automatically mount a drives exfat partition to /media/offsite. My goal is to automatically mount a drive to /media/offsite and then kick off a .sh script to ...
2
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0answers
191 views

Assigning ehci-pci to an Epson V33 scanner instead of xhci_hcd

I have recently installed Xubuntu 14.04 on two computers. Computer A is a DELL Aptitude E5430 laptop, whereas Computer B is a home-mounted desktop, with an ASUS H87-Plus motherboard. I have been ...
2
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323 views

Ubuntu Server 12.04: Boot hangs with error "udevd[538] inotify_add_watch(…) failed: invalid argument

I'm currently faced with the following situation: when rebooting a Ubuntu 12.04 LTS server after updating (it ran perfectly for a year or so, I updated it around two months ago and rebooted with no ...
2
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0answers
254 views

LVM logical volumes do not activate on boot on 13.10

I am running an UbuntuGNOME 13.10 and I set it up without an LVM during the installation process. I am now running it with to encrypted partitions, one is containing a LVM. This all works fine, ...
2
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0answers
144 views

How to manually power-on the webcam?

I have a Clevo laptop with a built in webcam, on the keyboard there's a helpful Fn+F10 hotkey that seems to power the device on and off. I'd like to have some control over the webcam without needing ...
1
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0answers
13 views

Bluetooth controller connects/disconnects spamming system logs

I'm running one of the new Broadwell NUCs under 15.04. Bluetooth has been "fine" for the last few weeks (didn't use it beyong testing it with a BT mouse). Yesterday I started seeing continuous spam ...
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0answers
42 views

Change permissions inside USB drive to execute shell script

I have read multiple other answers on here to no avail. Clearly chmod and chown are not applicable here. Here's the problem: I have a USB drive for school in which I have a folder for my programming ...
1
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0answers
58 views

bash script to cd into an USB device

i am creating a simple updater for a program which will be ran on an Odroid C1 with Ubuntu 14.04 Server.. Preamble 1) i want the updater.run downloaded from my server and placed into an USB; then ...
1
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0answers
351 views

udev and eMMC rpbm partitions

I'm running into this bug: Fix udev rules to consider mmc rpmb partitions and trying to solve it using a udev rule. I haven't needed to learn anything about udev in the past, so have been reading up ...
1
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0answers
52 views

Where can I find the static udev libraries for Ubuntu 14.04?

I am trying to build an executable using the USB static library which in turn needs the UDEV static library. I have the libusb-1.0.a file but cannot locate the libudev.a file for linking. I have ...
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0answers
98 views

Why has 14.04 LTS no static libraries in some packages?

These are the udev development packages for the last three Ubuntu LTS releases. File list of package libudev-dev in lucid File list of package libudev-dev in precise File list of package libudev-dev ...
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194 views

Ubuntu 14.04 HDMI UDev Rule

I have tried multiple variations to this script but I cannot get it to work. The UDEV Rule fires the script and the script exectutes but simply does not change the audio profile. If I run the script ...
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0answers
39 views

Unknown Floppy Drive detected

After a reboot, Ubuntu (and Windows) detect an external floppy drive that isn't even there!It's not a big problem to find a new floppy drive that I can't access, but it really looks strange in the ...
1
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0answers
292 views

How can I remap the keys/keycodes of a usb foot switch on SystemD?

I was using the old udev rules to remap my usb foot switch key(the default is the keycode 36 -b :S) to Alt_L. Previosly I created a udev rule and a xmodmap file. But i'm trying the systemd now, and ...
1
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0answers
185 views

What is the Purpose of /etc/init/udev-fallback-graphics.conf in Ubuntu 14.04?

What is the purpose of the upstart configuration /etc/init/udev-fallback-graphics.conf (shown below) in Ubuntu 14.04 LTS? # fallback-graphics - take actions to initiate fallback graphics # # if we ...
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0answers
176 views

How to mount USB drive as user writable

I want to mount my USB hard drive as myself, or in my group, whatever it takes to be able to move stuff onto the disk without sudo. I have tried setting up a rule in ...
1
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0answers
362 views

Preventing pop-up dialogs when connecting an MTP device

I'm using Lubuntu 14.04 with a Samsung Galaxy S3 running Android 4.3. Each time I connect my phone via USB, I get the following dialog: Unable to open MTP device '[usb:002,023]' A few moments ...
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202 views

3 Modems HUAWEI E220 - Finding diferent data to make permanent USB Ports

I Have 3 Modems Huawei E220 USB connected on the same hub in the back USB Motherboard Ports. After they are connected they work very well - no conflicts. When I restart the system, all USB ports ...
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160 views

udev is creating wrong disk id symlinks

I have lots of HDD's on my system, all but one are on USB. Here's my output from ls -la /dev/disk/by-id/: ata-INTEL_SSDSC2CW060A3_CVCV2041010Y060AGN -> ../../sdc ...
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0answers
52 views

Change automatically keyboard layout

I use custom keyboard layout. I have this script for setting it: #!/bin/bash setxkbmap -verbose us -variant altgr-intl xmodmap -verbose ~/.myxmodmap The problem is, that plugging the keyboard will ...
1
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0answers
93 views

Keyboard is not configured properly

I have a problem with my USB keyboard not being correctly configured in Ubuntu 14.10. lsusb shows the device as Bus 005 Device 010: ID 0db5:0119 dmesg | tail gives the following: [ 726.852025] usb ...
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293 views

What is the difference between /dev/tty* and /dev/bus/usb/001/002?

When I plug in a device that uses the LUFA USB framework (or any USB<->serial peripheral), Ubuntu creates a /dev/ttyACM* device file. It also creates a /dev/bus/usb/001/002 file and a ...
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507 views

How to store LXC container's files in another folder

Well the answer seems to be given on https://help.ubuntu.com/13.04/serverguide/lxc.html#lxc-hostsetup page under Using a separate filesystem for the container store title but it doesn't work for me. ...
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0answers
2k views

USB drives not recognized all of a sudden (module usb_storage not loading)

I am very close to the solution, just need to know how to get usb-storage to load I have tried most of the advice on askubuntu and other sites, usb_storage enable to fdisk -l. But I am unable to ...
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442 views

Problems booting in recovery mode with Ubuntu 12.10

This is what I get when I boot into recoverymode: udevd[369]: timeout: killing '/sbin/modprobe/ -bv pci:v00001002d00006738sv0000174 Bsd0000174Bbc03sc00i00' [374] It shows multiple times.
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441 views

How do I mount a USB hard drive to an arbitrary mount point?

I just upgraded my system with an SSD from a hard drive. Loads faster. But, I left all of my large media files on my hard drive. Currently, I have a SATA optical bay caddy on order, but in the ...
0
votes
0answers
14 views

How to make devices files in /dev available in initramfs shell?

My kernel initialization process fails at a point where it drops to a (initramfs) shell without any HDDs being available in /dev. Which script/sequence of scripts has to be executed to make them ...
0
votes
0answers
13 views

Creating js* udev input device as non-root

I'm trying to get the xboxdrv user-space Xbox 360 driver working without needing to run with root privileges. I have udev rules set to make any /dev/input/js* node be group-writeable by an "input" ...
0
votes
0answers
31 views

Arduino nano doesn't connect correctly on boot up

I have an Arduino Nano connected to my PC that does some basic home automation stuff, and it works nicely. Except that sometimes on bootup, the USB device isn't connected successfully. Unplugging and ...
0
votes
0answers
87 views

Udev and systemd are broken any help would be appreciated

I cannot configure udev or systemd cam@banowsky:~/rails/lo/db$ sudo dpkg --configure udevSetting up udev (219- 4ubuntu10) ... update-initramfs: deferring update (trigger activated) insserv: ...
0
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0answers
18 views

Changing owner of block device file

I have a disk that I'm connecting it via USB. In system it has /dev/sdb block device file. By default it is owned by root. I want to automatically change owner to my user. So I'm writing a udev rule ...
0
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0answers
18 views

boot “Starting save udev log and update rules [fail]”

Ubuntu server boot was successful. But I noticed that line on /var/log/boot.log I can't find much literature about it. What happened and how can I fix it? any additional logs I can provide? Thanks! ...
0
votes
0answers
91 views

ARGH udev won't stop renaming my interfaces!

I have the following in /etc/udev/rules.d/70-persistent-net.rules SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="d0:50:99:50:43:17", KERNEL=="eth*", NAME="eth0" SUBSYSTEM=="net", ...
0
votes
0answers
43 views

Cannot start Wireless HotSpot on USB adapter plug in (with udev rule)

I really need help on this matter. I have a PC with Lubuntu 14.10 and a Wireless USB stick TP-Link TL-WN722N and I want to create a wireless hotspot that automatically gets started upon wireless USB ...
0
votes
0answers
34 views

How do I use two USB printers?

I have two USB printers, both of which have different device and product ID's: Bus 001 Device 005: ID 222a:0037 Bus 002 Device 003: ID 0493:8760 MAG Technology Co., Ltd When I try map them in the ...
0
votes
0answers
37 views

Mounting media player for sync with gPodder

I have a Creative Zen media player which "mounts" with MTP over libmtp. In 12.04 I used gPodder to sync over this MTP connection but since upgrading to 14.04, gPodder seems to no longer works over ...
0
votes
0answers
106 views

USB drives `/dev/disk/by-id` changed after upgrade from 12.04 to 14.04

I have two Western Digital Red external drives attached over USB. These disks previously (under Ubuntu 12.04 LTS) showed up in /dev/disk/by-id as: ...
0
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0answers
37 views

Error to install svn on ubuntu 14.04

$ sudo apt-get install subversion apache2 libapache2-svn apache2-utils * udev requires hotplug support, not started ... fail! E: Sub-process /usr/bin/dpkg returned an error code (1) How to solve ...
0
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227 views

error in setting up android usb debugging in Ubuntu 14.10

I have a android phone from LG, and I want to use it for USB debugging. I followed the following steps: Enabled usb debugging in developers option on phone. After connecting to PC, phone shows as ...
0
votes
0answers
31 views

Mount USB device to portname instead of devicename

I am using an USB Device as a replacement for a floppy disk. I need to set up a fixed path to my USB device in order for it to work. So one option could be to always use the same USB device, I'll find ...
0
votes
0answers
9 views

mouse function is disabled

I have been aded this rule on /etc/udev/rules.d/70-plantronics.rules ACTION!="add|change", GOTO="xorg_plantronics_end" KERNEL!="event*", GOTO="xorg_plantronics_end" ENV{ID_VENDOR_ID}=="047f", ...
0
votes
0answers
59 views

Circumventing MacBook Pro's motion sensor using /dev/input/js0 as a joystick

I'm on a MacBook Pro 8,1 running 14.04 and I've never plugged in any device with a joystick to my laptop. When I was trying to fix an input problem I was having, I checked /dev/input/js0 thinking that ...
0
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0answers
166 views

kernel make zImage error - No rule to make target vmlinux

I've been searching for a couple of days and I can't find anything on google about an interesting error I get when compiling a linux kernel. I initially thought this problem had something to do with ...
0
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0answers
415 views

libusb couldn't open USB device /dev/bus/usb/002/006: Permission denied. libusb requires write access to USB device nodes

I am connecting my FTDI Device with Laptop USB. I was following all the steps given in the link How to build libftdi git under Linux But after installing.. When I was running ./eeprom it is throwing: ...