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Re: [Qemu-devel] [PATCH 1/2] xenfb: Add comment documentation
From: |
Stefano Stabellini |
Subject: |
Re: [Qemu-devel] [PATCH 1/2] xenfb: Add comment documentation |
Date: |
Wed, 8 Oct 2014 14:28:55 +0100 |
User-agent: |
Alpine 2.02 (DEB 1266 2009-07-14) |
On Mon, 22 Sep 2014, Owen smith wrote:
> Add documentation for feature-abs-pointer, feature-no-abs-rescale,
> feature-no-console, page-ref, page-gref and event-channel
>
> Signed-off-by: Owen smith <address@hidden>
I would suggest resending this patch series removing the new options you
are introducing with
address@hidden
This series should be a precursor and could go in the 4.5 release.
> xen/include/public/io/kbdif.h | 74
> +++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 74 insertions(+)
>
> diff --git a/xen/include/public/io/kbdif.h b/xen/include/public/io/kbdif.h
> index 2d2aebd..b29bc12 100644
> --- a/xen/include/public/io/kbdif.h
> +++ b/xen/include/public/io/kbdif.h
> @@ -26,6 +26,80 @@
> #ifndef __XEN_PUBLIC_IO_KBDIF_H__
> #define __XEN_PUBLIC_IO_KBDIF_H__
>
> +/*
> + * Backend Xenstore Nodes
> + * ----------------------
> + *
> + * feature-abs-pointer
> + * Values: 0/1 (boolean)
> + * Default: 0
> + *
> + * When set to "1", backend supports supplying absolute coordinates via
> + * XENKBD_TYPE_POS messages. When set to "0", backend can only supply
> + * relative movements via XENKBD_TYPE_MOTION messages.
> + *
> + * feature-no-abs-rescale
> + * Values: 0/1 (boolean)
> + * Default: 0
> + *
> + * When set to "1", backend supports unscaled absolute coordinates.
> Unscaled
> + * coordinates are in the range [0, 0x7fff]. When set to "0", backend can
> + * only supply scaled coordinates. Scaled coordinates are scaled to the
> + * 'screen size' of the console. If "feature-abs-pointer" is "0", this
> value
> + * has no effect.
> + *
> + * feature-no-console
> + * Values: 0/1 (boolean)
> + * Default: 0
> + *
> + * When set to "1", backend supports connection without a console. When
> + * running without a console, scaled values maximum is undefined. When
> + * set to "0", backend will wait for a console before connecting.
> + *
> + * Frontend XenStore Nodes
> + * -----------------------
> + *
> + * request-abs-pointer
> + * Values: 0/1 (boolean)
> + * Default: 0
> + *
> + * When set to "1", frontend wants absolute coordinates delivered with the
> + * XENKBD_TYPE_POS message.
> + *
> + * request-no-abs-rescale
> + * Values: 0/1 (boolean)
> + * Default: 0
> + *
> + * When set to "1", frontend wants unscaled absolute coordinates. If
> + * "request-abs-pointer" is "0", this value has no effect.
> + *
> + * request-no-console
> + * Values: 0/1 (boolean)
> + * Default: 0
> + *
> + * When set to "1", frontend does not require a console for connection.
> + *
> + * page-ref
> + * Values: <uint64_t>
> + * Optional, "page-gref" is used if "page-ref" is not set.
> + *
> + * The MFN of a page of memory for the shared ring structures. If not
> + * present, "page-gref" must be set. "page-ref" overrides "page-gref".
> + *
> + * page-gref
> + * Values: <uint32_t>
> + * Only required if "page-ref" is NOT set.
> + *
> + * A grant reference to the memory page to be mapped for the shared ring
> + * structures. Must be present if "page-ref" is not present.
> + *
> + * event-channel
> + * Values: <uint32_t>
> + *
> + * An event channel identifier, which is triggered when the shared page
> + * is updated.
> + */
> +
> /* In events (backend -> frontend) */
>
> /*
> --
> 2.1.0
>
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