[edk2-devel] [PATCH RFC v3 22/22] MdePkg/GHCB: increase the GHCB protocol max version

[Laszlo Ersek]

Copying the MdePkg reviewers.

Thanks
Laszlo

On 05/27/21 01:11, Brijesh Singh wrote:
> BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3275
> 
> Now that OvmfPkg supports version 2 of the GHCB specification, bump the
> protocol version.
> 
> Cc: James Bottomley <jejb at linux.ibm.com>
> Cc: Min Xu <min.m.xu at intel.com>
> Cc: Jiewen Yao <jiewen.yao at intel.com>
> Cc: Tom Lendacky <thomas.lendacky at amd.com>
> Cc: Jordan Justen <jordan.l.justen at intel.com>
> Cc: Ard Biesheuvel <ardb+tianocore at kernel.org>
> Cc: Laszlo Ersek <lersek at redhat.com>
> Cc: Erdem Aktas <erdemaktas at google.com>
> Signed-off-by: Brijesh Singh <brijesh.singh at amd.com>
> ---
>  MdePkg/Include/Register/Amd/Ghcb.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/MdePkg/Include/Register/Amd/Ghcb.h b/MdePkg/Include/Register/Amd/Ghcb.h
> index 4d1ee29e0a5e..191fd0876060 100644
> --- a/MdePkg/Include/Register/Amd/Ghcb.h
> +++ b/MdePkg/Include/Register/Amd/Ghcb.h
> @@ -24,7 +24,7 @@
>  #define VC_EXCEPTION 29
>  
>  #define GHCB_VERSION_MIN     1
> -#define GHCB_VERSION_MAX     1
> +#define GHCB_VERSION_MAX     2
>  
>  #define GHCB_STANDARD_USAGE  0
>  
> 



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