Re: [Qemu-devel] [PATCH v2 02/12] qapi-schema: add 'device_add'

[Eric Blake <eblake@redhat.com>]

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On 07/21/2016 08:00 AM, marcandre.lureau@redhat.com wrote:
> From: Marc-André Lureau <marcandre.lureau@redhat.com>
> 
> Even though device_add is not fully qapi'fied, we may add it to the json
> schema with 'gen': false, so registration and documentation can be
> generated.
> 
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
> ---
>  qapi-schema.json | 29 +++++++++++++++++++++++++++++
>  1 file changed, 29 insertions(+)


> +++ b/qapi-schema.json
> @@ -2200,6 +2200,35 @@
>  ##
>  { 'command': 'xen-set-global-dirty-log', 'data': { 'enable': 'bool' } }
>  
> +##
> +# @device_add:
> +#
> +# @driver: the name of the new device's driver
> +# @bus: #optional the device's parent bus (device tree path)
> +# @id: the device's ID, must be unique
> +# @props: #optional a dictionary of properties to be passed to the backend
> +#
> +# Add a device.
> +#
> +# Notes:
> +# 1. For detailed information about this command, please refer to the
> +#    'docs/qdev-device-use.txt' file.
> +#
> +# 2. It's possible to list device properties by running QEMU with the
> +#    "-device DEVICE,help" command-line argument, where DEVICE is the
> +#    device's name
> +#
> +# Example:
> +#
> +# -> { "execute": "device_add",
> +#      "arguments": { "driver": "e1000", "id": "net1" } }

Is it worth an example that includes 'bus' and/or 'props'?

> +# <- { "return": {} }
> +#
> +# Since: 0.13
> +##
> +{ 'command': 'device_add',
> +  'data': {'driver': 'str', 'id': 'str'}, 'gen': false }

The documentation mentions fields not listed here, but the 'gen':false
explains why. We may yet get device_add QAPIfied for 2.8, but there's
nothing wrong with documenting things now.

Reviewed-by: Eric Blake <eblake@redhat.com>


-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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