Human Interface Device

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How can I figure out why an HID unikey device is not being recognized by the software needing it?

I have a custom built CentOS machine. For those of you who know Vagrant, the image is at https://atlas.hashicorp.com/puppetlabs/boxes/centos-7.2-64-puppet. When I connect an HID Unikey device to this ...
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28 views

Touchscreen unresponsive on 4.4-rc7, but works on 4.2. cat /dev/hidraw0 doesn't show anything

I'm testing out kernel 4.4-rc7 (same problem with rc5), but can't get laptop touchscreen to work. It's an Asus TP200SA. kernel4.4-rc7 $ dmesg | grep hid [ 2.741654] hidraw: raw HID events driver ...
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31 views

Map non-standard hid reports to scancodes for Logitech G105 Gaming Keyboard

So, I've recently purchased the named keyboard and have been doing some reverse engineering as to how the Logitech Gaming Software does things with it. In this process I've discovered that a few magic ...
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Kernel not recognizing new devices from DKMS module?

I've done some work backporting the kernel modules for hid-apple and bcm5974 (with lots of help from SicVolo) and writing DKMS scripts for them so I can maintain compatibility across kernel upgrades: ...
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27 views

Determine which module is bound by a HID device?

I'm having a weird problem. I've done some hacking based on another person's work to backport support for the internal keyboard on a MacBook Pro 11,5 into kernel 3.19. My GitHub source can be found ...
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169 views

How can I write to the Buzz controllers HID device created by hid-sony.c to work the LEDs?

I've been trying for a while but have not been able to find a way to control the lights on a set of controllers from the game Buzz (wired, from Playstation 2). You can see some of my failed attempts ...
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67 views

Route keyboard through only /dev/ttys000 on Mac OS X [closed]

I have a USB RFID reader which acts as a HID - pretending to be a keyboard. If a card/tag gets close it 'types' 01234567890\n (ie. the tag's code followed by a newline) straight into the active ...
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280 views

Virtual USB HID device

I'm developing an application that will communicate with attached USB HID device. The problem is that there is no real device yet (it is under development by another part of our team), so, I'd really ...
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34 views

Optimizing initramfs : Enter dm-crypt password with targeted initramfs?

All my Linux partitions except /boot lie on an encrypted LVM volume, like a typical modern Debian installation. In theory, I could shrink my initrd file by replacing the line MODULES=most in ...
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253 views

Debian wheezy, 3.19, problem keyboard and mouse on dekstop environment

I am running Debian Wheezy on a BananaPi. I just compiled the kernel and the keyboard was working in terminal(if it's called that way). However, after I installed a dekstop interface using "apt-get ...
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458 views

Why does a device show up as hidraw instead of hiddev?

I read the kernel documentation for hidraw and hiddev, and I understand the differences, but I am wondering how the kernel decides whether or not a device should show up as /dev/hidraw* or ...
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513 views

How does an emulated keyboard work?

I have read that some USB devices emulate a keyboard and the information these devices send will be as if the information was typed on a keyboard. For example: a magnetic card reader can use an ...
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1answer
772 views

USB keypad (HID) not responding in linux but in grub

An external USB keypad I'd like to use gets recognised as a USB HID device, but it is not functional when Linux is booted. It does work when plugged into a Windows desktop and it does work while in ...
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223 views

How to configure graphics tablet to use just one monitor with XFCE?

The graphics tablet I use, works as expected with Gnome 3. I can use absolute positioning on my multi monitor setup. I've set one of my two monitors to be used with the graphics tables. This way, if ...