edk2/0033-OvmfPkg-Sec-use-cache-type-defines-from-Architectura.patch

From 77a0448486125a840a33e438e430d8e0844dab81 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Tue, 30 Jan 2024 14:04:41 +0100
Subject: [PATCH] OvmfPkg/Sec: use cache type #defines from ArchitecturalMsr.h

RH-Author: Gerd Hoffmann <None>
RH-MergeRequest: 55: OvmfPkg/Sec: Setup MTRR early in the boot process.
RH-Jira: RHEL-21704
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Commit: [4/4] 55f00e3e153ca945ca458e7abc26780a8d83ac85 (kraxel.rh/centos-src-edk2)

Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-ID: <20240130130441.772484-5-kraxel@redhat.com>

patch_name: edk2-OvmfPkg-Sec-use-cache-type-defines-from-Architectura.patch
present_in_specfile: true
location_in_specfile: 52
---
 OvmfPkg/IntelTdx/Sec/SecMain.c | 2 +-
 OvmfPkg/Sec/SecMain.c          | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/OvmfPkg/IntelTdx/Sec/SecMain.c b/OvmfPkg/IntelTdx/Sec/SecMain.c
index 0daddac0a0..c00b852f0e 100644
--- a/OvmfPkg/IntelTdx/Sec/SecMain.c
+++ b/OvmfPkg/IntelTdx/Sec/SecMain.c
@@ -70,7 +70,7 @@ SecMtrrSetup (
   }
 
   DefType.Uint64    = AsmReadMsr64 (MSR_IA32_MTRR_DEF_TYPE);
-  DefType.Bits.Type = 6; /* write back */
+  DefType.Bits.Type = MSR_IA32_MTRR_CACHE_WRITE_BACK;
   DefType.Bits.E    = 1; /* enable */
   AsmWriteMsr64 (MSR_IA32_MTRR_DEF_TYPE, DefType.Uint64);
 }
diff --git a/OvmfPkg/Sec/SecMain.c b/OvmfPkg/Sec/SecMain.c
index 3b7dc7205d..aa0fa1b1ec 100644
--- a/OvmfPkg/Sec/SecMain.c
+++ b/OvmfPkg/Sec/SecMain.c
@@ -766,7 +766,7 @@ SecMtrrSetup (
   }
 
   DefType.Uint64    = AsmReadMsr64 (MSR_IA32_MTRR_DEF_TYPE);
-  DefType.Bits.Type = 6; /* write back */
+  DefType.Bits.Type = MSR_IA32_MTRR_CACHE_WRITE_BACK;
   DefType.Bits.E    = 1; /* enable */
   AsmWriteMsr64 (MSR_IA32_MTRR_DEF_TYPE, DefType.Uint64);
 }