Re: [Qemu-devel] [PATCH 2/2] fbdev: add monitor command to enable/disable

[Eric Blake]

On 06/06/2013 04:37 PM, Gerd Hoffmann wrote:
> This patch adds a fbdev monitor command to enable/disable
> the fbdev display at runtime to both qmp and hmp.
> 
> qmp: framebuffer-display enable=on|off scale=on|off device=/dev/fb<n>
> hmp: framebuffer-display on|off
> 
> Signed-off-by: Gerd Hoffmann <address@hidden>
> ---

> +++ b/qapi-schema.json
> @@ -3618,3 +3618,23 @@
>              '*cpuid-input-ecx': 'int',
>              'cpuid-register': 'X86CPURegister32',
>              'features': 'int' } }
> +
> +##
> +# @framebuffer-display:
> +#
> +# Enable/disable linux console framebuffer display.
> +#
> +# @enable: whenever the framebuffer display should be enabled or disabled.

s/whenever/whether/

> +#
> +# @scale: #optional enables display scaling, default: off
> +#
> +# @device: #optional specifies framebuffer device, default: /dev/fb0
> +#
> +# Returns: Nothing.
> +#
> +# Since: 1.6
> +#
> +##
> +{ 'command': 'framebuffer-display', 'data': {'enable'  : 'bool',
> +                                             '*scale'  : 'bool',
> +                                             '*device' : 'str' } }

I'm not a fan of write-only interfaces.  Where is the corresponding
query- command that tells me the current settings?

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

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