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doc: virtio-gpu parameters of acrn-dm

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Update parameters of virtio-gpu in acrn-dm-parameters.rst

Tracked-On: #7210
Signed-off-by: Sun Peng <peng.p.sun@linux.intel.com>
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Sun Peng 2022-04-01 13:32:47 +08:00 committed by David Kinder
parent 5d938e751b
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doc/user-guides/acrn-dm-parameters.rst
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@ -474,6 +474,17 @@ arguments used for configuration. Here is a table describing these emulated dev
latter is ignored and the MAC address is set to the ``mac`` value. latter is ignored and the MAC address is set to the ``mac`` value.
``mac_seed`` will only be used when ``mac`` is not set. ``mac_seed`` will only be used when ``mac`` is not set.
* - ``virtio-gpu``
- Virtio GPU type device, parameters format is:
``virtio-gpu[,geometry=<width>x<height>+<x_off>+<y_off> | fullscreen]``
* ``<geometry>`` specifies the mode of virtual display, windowed or fullscreen.
If it is not set, the virtual display will use 1280x720 resolution in windowed mode.
* ``width`` specifies the width of the virtual display window in pixels.
* ``height`` specifies the height of the virtual display window in pixels.
* ``x_off`` specifies the x offfset of the virtual display window from the upper-left corner of screen.
* ``y_off`` specifies the y offfset of the virtual display window from the upper-left corner of screen.
* - ``passthru`` * - ``passthru``
- Indicates a passthrough device. Use the parameter with the format - Indicates a passthrough device. Use the parameter with the format
``passthru,<bus>/<device>/<function>,<optional parameter>`` ``passthru,<bus>/<device>/<function>,<optional parameter>``