Reviewed-by: Jiewen Yao <Jiewen.yao@intel.com>
> -----Original Message-----
> From: Xu, Min M <min.m.xu@intel.com>
> Sent: Monday, June 6, 2022 11:00 AM
> To: devel@edk2.groups.io
> Cc: Xu, Min M <min.m.xu@intel.com>; Kinney, Michael D
> <michael.d.kinney@intel.com>; Gao, Liming <gaoliming@byosoft.com.cn>; Liu,
> Zhiguang <zhiguang.liu@intel.com>; Aktas, Erdem <erdemaktas@google.com>;
> Gerd Hoffmann <kraxel@redhat.com>; James Bottomley <jejb@linux.ibm.com>;
> Yao, Jiewen <jiewen.yao@intel.com>; Tom Lendacky
> <thomas.lendacky@amd.com>
> Subject: [PATCH 04/14] MdePkg: Add UEFI Unaccepted memory definition
>
> From: Min M Xu <min.m.xu@intel.com>
>
> RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3937
>
> Plase refer to:
> UEFI Spec v2.9 Table 7-5 Memory Type Usage before ExitBootServices()
>
> Cc: Michael D Kinney <michael.d.kinney@intel.com>
> Cc: Liming Gao <gaoliming@byosoft.com.cn>
> Cc: Zhiguang Liu <zhiguang.liu@intel.com>
> Cc: Erdem Aktas <erdemaktas@google.com>
> Cc: Gerd Hoffmann <kraxel@redhat.com>
> Cc: James Bottomley <jejb@linux.ibm.com>
> Cc: Jiewen Yao <jiewen.yao@intel.com>
> Cc: Tom Lendacky <thomas.lendacky@amd.com>
> Signed-off-by: Min Xu <min.m.xu@intel.com>
> ---
> MdePkg/Include/Pi/PiDxeCis.h | 5 +++++
> MdePkg/Include/Uefi/UefiMultiPhase.h | 5 +++++
> 2 files changed, 10 insertions(+)
>
> diff --git a/MdePkg/Include/Pi/PiDxeCis.h b/MdePkg/Include/Pi/PiDxeCis.h
> index d0f2ed0e58df..67c99801b00d 100644
> --- a/MdePkg/Include/Pi/PiDxeCis.h
> +++ b/MdePkg/Include/Pi/PiDxeCis.h
> @@ -56,6 +56,11 @@ typedef enum {
> /// system. If all memory has the same reliability, then this bit is not used.
> ///
> EfiGcdMemoryTypeMoreReliable,
> + ///
> + /// A memory region that describes system memory that has not been
> accepted
> + /// by a corresponding call to the underlying isolation architecture.
> + ///
> + EfiGcdMemoryTypeUnaccepted,
> EfiGcdMemoryTypeMaximum
> } EFI_GCD_MEMORY_TYPE;
>
> diff --git a/MdePkg/Include/Uefi/UefiMultiPhase.h
> b/MdePkg/Include/Uefi/UefiMultiPhase.h
> index 22bae43e36e8..29aabab5948e 100644
> --- a/MdePkg/Include/Uefi/UefiMultiPhase.h
> +++ b/MdePkg/Include/Uefi/UefiMultiPhase.h
> @@ -103,6 +103,11 @@ typedef enum {
> /// however it happens to also support byte-addressable non-volatility.
> ///
> EfiPersistentMemory,
> + ///
> + /// A memory region that describes system memory that has not been
> accepted
> + /// by a corresponding call to the underlying isolation architecture.
> + ///
> + EfiUnacceptedMemory,
> EfiMaxMemoryType
> } EFI_MEMORY_TYPE;
>
> --
> 2.29.2.windows.2
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