Reviewed-by: Michael D Kinney
> -Original Message-
> From: Ni, Ray
> Sent: Tuesday, March 21, 2023 4:57 PM
> To: devel@edk2.groups.io
> Cc: Dong, Eric ; Kumar, Rahul R
> ; Gerd Hoffmann ; Kinney,
> Michael D ; Anadani, Ahmad
>
> Subject: [PATCH 2/6] UefiCpuPkg/MtrrTest: Only claim CPUID max leaf as 1
>
> MtrrLib code queries the CPUID leaf 7h result if support.
> Update Test code temporary to claim the CPUID only
> supports max leaf as 1 so MtrrLib skips to query CPUID leaf 7h.
>
> Signed-off-by: Ray Ni
> Cc: Eric Dong
> Cc: Rahul Kumar
> Cc: Gerd Hoffmann
> Cc: Michael D Kinney
> Cc: Ahmad Anadani
> ---
> UefiCpuPkg/Library/MtrrLib/UnitTest/Support.c | 9 -
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/UefiCpuPkg/Library/MtrrLib/UnitTest/Support.c
> b/UefiCpuPkg/Library/MtrrLib/UnitTest/Support.c
> index 748c403281..260966e7b6 100644
> --- a/UefiCpuPkg/Library/MtrrLib/UnitTest/Support.c
> +++ b/UefiCpuPkg/Library/MtrrLib/UnitTest/Support.c
> @@ -1,7 +1,7 @@
> /** @file
>
>Unit tests of the MtrrLib instance of the MtrrLib class
>
>
>
> - Copyright (c) 2018 - 2020, Intel Corporation. All rights reserved.
>
> + Copyright (c) 2018 - 2023, Intel Corporation. All rights reserved.
>
>SPDX-License-Identifier: BSD-2-Clause-Patent
>
>
>
> **/
>
> @@ -122,6 +122,13 @@ UnitTestMtrrLibAsmCpuid (
>)
>
> {
>
>switch (Index) {
>
> +case CPUID_SIGNATURE:
>
> + if (Eax != NULL) {
>
> +*Eax = CPUID_VERSION_INFO;
>
> + }
>
> +
>
> + return Index;
>
> + break;
>
> case CPUID_VERSION_INFO:
>
>if (Edx != NULL) {
>
> *Edx = mCpuidVersionInfoEdx.Uint32;
>
> --
> 2.39.1.windows.1
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