Re: [Xen-devel] [PATCH 01/10] xen/pvh: Support ParaVirtualized Hardware extensions.

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Tue, 2012-10-23 at 19:12 +0100, Konrad Rzeszutek Wilk wrote:
> diff --git a/include/xen/interface/physdev.h b/include/xen/interface/physdev.h
> index 1844d31..83050d3 100644
> --- a/include/xen/interface/physdev.h
> +++ b/include/xen/interface/physdev.h
> @@ -274,6 +274,16 @@ struct physdev_dbgp_op {
>      } u;
>  };
>  
> +#define PHYSDEVOP_map_iomem        30
> +struct physdev_map_iomem {
> +    /* IN */
> +    uint64_t first_gfn;
> +    uint64_t first_mfn;
> +    uint32_t nr_mfns;
> +    uint32_t add_mapping; /* 1 == add mapping;  0 == unmap */

I think we would usually have map and unmap as separate ops.

> +
> +};
> +
>  /*
>   * Notify that some PIRQ-bound event channels have been unmasked.
>   * ** This command is obsolete since interface version 0x00030202 and is **



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