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Re: [Qemu-devel] [PATCH 0/1] Add virtio-input driver.
From: |
Gerd Hoffmann |
Subject: |
Re: [Qemu-devel] [PATCH 0/1] Add virtio-input driver. |
Date: |
Thu, 19 Mar 2015 15:46:44 +0100 |
On Do, 2015-03-19 at 14:35 +0100, Michael S. Tsirkin wrote:
> On Thu, Mar 19, 2015 at 10:13:10AM +0100, Gerd Hoffmann wrote:
> > Hi,
> >
> > This patch adds a virtio driver for input devices.
> >
> > Specification:
> > https://www.kraxel.org/cgit/virtio-spec/log/?h=virtio-input
> >
> > https://www.kraxel.org/virtio/virtio-v1.0-csprd03-virtio-input.html#x1-2640007
>
>
> OK, I don't know which thread should I use for spec discussions.
> Referring to that:
>
> "See file:///usr/include/linux/input.h."
>
> Is likely not present on many systems, or might not include
> the info you refer to.
Dunno what the best way to deal with it is. Link to the version online
@ kernel.org instead maybe?
> "type, code and value are filled according to the linux input layer
> (evdev) interface"
>
> Which version?
Latest. As far I know there never ever have been incompatible changes
to the interface, and given this is userspace/kernel abi I don't expect
that to happen in the future.
> How will non-linux guests know what to implement?
There are some docs on the linux input layer and evdev events in
Documentation/input/ in the kernel tree.
cheers,
Gerd