Re: [Xen-devel] [edk2-devel] [PATCH v2 20/31] OvmfPkg: Import XENMEM_memory_map hypercall to Xen/memory.h

[Laszlo Ersek <lersek@xxxxxxxxxx>]

On 04/09/19 13:08, Anthony PERARD wrote:
> This is copied over from the public header of the Xen Project, with the

(1) Please expand "This".

with that,

Acked-by: Laszlo Ersek <lersek@xxxxxxxxxx>

Thanks
Laszlo

> type name modified to build on OVMF.
> 
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
> ---
>  OvmfPkg/Include/IndustryStandard/Xen/memory.h | 23 ++++++++++++++++++++
>  1 file changed, 23 insertions(+)
> 
> diff --git a/OvmfPkg/Include/IndustryStandard/Xen/memory.h 
> b/OvmfPkg/Include/IndustryStandard/Xen/memory.h
> index 020155962c..b00a87097d 100644
> --- a/OvmfPkg/Include/IndustryStandard/Xen/memory.h
> +++ b/OvmfPkg/Include/IndustryStandard/Xen/memory.h
> @@ -81,6 +81,29 @@ struct xen_remove_from_physmap {
>  typedef struct xen_remove_from_physmap xen_remove_from_physmap_t;
>  DEFINE_XEN_GUEST_HANDLE(xen_remove_from_physmap_t);
>  
> +/*
> + * Returns the pseudo-physical memory map as it was when the domain
> + * was started (specified by XENMEM_set_memory_map).
> + * arg == addr of xen_memory_map_t.
> + */
> +#define XENMEM_memory_map           9
> +struct xen_memory_map {
> +    /*
> +     * On call the number of entries which can be stored in buffer. On
> +     * return the number of entries which have been stored in
> +     * buffer.
> +     */
> +    UINT32 nr_entries;
> +
> +    /*
> +     * Entries in the buffer are in the same format as returned by the
> +     * BIOS INT 0x15 EAX=0xE820 call.
> +     */
> +    XEN_GUEST_HANDLE(void) buffer;
> +};
> +typedef struct xen_memory_map xen_memory_map_t;
> +DEFINE_XEN_GUEST_HANDLE(xen_memory_map_t);
> +
>  #endif /* __XEN_PUBLIC_MEMORY_H__ */
>  
>  /*
> 


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