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authorGerd Hoffmann <kraxel@redhat.com>2015-06-24 11:59:16 +0200
committerGerd Hoffmann <kraxel@redhat.com>2015-07-03 12:21:11 +0200
commit5cce173323cfe1bb22f7a10f9b73ac7796909cef (patch)
tree7772ee3b4259e6476a1d9f34b9144c485bf2dc76 /docs
parent6686ce3f1628f045035d58db8890d20705fd5c34 (diff)
virtio-input: add input routing support
Add display and head properties for input routing to virtio-input devices, update multiseat documentation. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'docs')
-rw-r--r--docs/multiseat.txt17
1 files changed, 15 insertions, 2 deletions
diff --git a/docs/multiseat.txt b/docs/multiseat.txt
index 814496e94c..d57d174a38 100644
--- a/docs/multiseat.txt
+++ b/docs/multiseat.txt
@@ -2,8 +2,8 @@
multiseat howto (with some multihead coverage)
==============================================
-host side
----------
+host devices
+------------
First you must compile qemu with a user interface supporting
multihead/multiseat and input event routing. Right now this
@@ -41,6 +41,19 @@ The "display=video2" sets up the input routing. Any input coming from
the window which belongs to the video.2 display adapter will be routed
to these input devices.
+Starting with qemu 2.4 and linux kernel 4.1 you can also use virtio
+for the input devices, using this ...
+
+ -device pci-bridge,addr=12.0,chassis_nr=2,id=head.2 \
+ -device secondary-vga,bus=head.2,addr=02.0,id=video.2 \
+ -device virtio-keyboard-pci,bus=head.2,addr=03.0,display=video.2 \
+ -device virtio-tablet-pci,bus=head.2,addr=03.0,display=video.2
+
+... instead of xhci and usb hid devices.
+
+host ui
+-------
+
The sdl2 ui will start up with two windows, one for each display
device. The gtk ui will start with a single window and each display
in a separate tab. You can either simply switch tabs to switch heads,