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edk2/SOURCES/edk2-UefiCpuPkg-MtrrLib.h-u...

70 lines
2.6 KiB

From 4d3ac0527ceb615a49214b0f7249d9198ddeb53a Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Tue, 30 Jan 2024 14:04:40 +0100
Subject: [PATCH 8/9] UefiCpuPkg/MtrrLib.h: 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: [3/4] 8b766c97b247a8665662697534455c19423ff23c (kraxel.rh/centos-src-edk2)
Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-ID: <20240130130441.772484-4-kraxel@redhat.com>
---
UefiCpuPkg/Include/Library/MtrrLib.h | 26 ++++++++++++++------------
1 file changed, 14 insertions(+), 12 deletions(-)
diff --git a/UefiCpuPkg/Include/Library/MtrrLib.h b/UefiCpuPkg/Include/Library/MtrrLib.h
index 86cc1aab3b..287d249a99 100644
--- a/UefiCpuPkg/Include/Library/MtrrLib.h
+++ b/UefiCpuPkg/Include/Library/MtrrLib.h
@@ -9,6 +9,8 @@
#ifndef _MTRR_LIB_H_
#define _MTRR_LIB_H_
+#include <Register/Intel/ArchitecturalMsr.h>
+
//
// According to IA32 SDM, MTRRs number and MSR offset are always consistent
// for IA32 processor family
@@ -82,20 +84,20 @@ typedef struct _MTRR_SETTINGS_ {
// Memory cache types
//
typedef enum {
- CacheUncacheable = 0,
- CacheWriteCombining = 1,
- CacheWriteThrough = 4,
- CacheWriteProtected = 5,
- CacheWriteBack = 6,
- CacheInvalid = 7
+ CacheUncacheable = MSR_IA32_MTRR_CACHE_UNCACHEABLE,
+ CacheWriteCombining = MSR_IA32_MTRR_CACHE_WRITE_COMBINING,
+ CacheWriteThrough = MSR_IA32_MTRR_CACHE_WRITE_THROUGH,
+ CacheWriteProtected = MSR_IA32_MTRR_CACHE_WRITE_PROTECTED,
+ CacheWriteBack = MSR_IA32_MTRR_CACHE_WRITE_BACK,
+ CacheInvalid = MSR_IA32_MTRR_CACHE_INVALID_TYPE,
} MTRR_MEMORY_CACHE_TYPE;
-#define MTRR_CACHE_UNCACHEABLE 0
-#define MTRR_CACHE_WRITE_COMBINING 1
-#define MTRR_CACHE_WRITE_THROUGH 4
-#define MTRR_CACHE_WRITE_PROTECTED 5
-#define MTRR_CACHE_WRITE_BACK 6
-#define MTRR_CACHE_INVALID_TYPE 7
+#define MTRR_CACHE_UNCACHEABLE MSR_IA32_MTRR_CACHE_UNCACHEABLE
+#define MTRR_CACHE_WRITE_COMBINING MSR_IA32_MTRR_CACHE_WRITE_COMBINING
+#define MTRR_CACHE_WRITE_THROUGH MSR_IA32_MTRR_CACHE_WRITE_THROUGH
+#define MTRR_CACHE_WRITE_PROTECTED MSR_IA32_MTRR_CACHE_WRITE_PROTECTED
+#define MTRR_CACHE_WRITE_BACK MSR_IA32_MTRR_CACHE_WRITE_BACK
+#define MTRR_CACHE_INVALID_TYPE MSR_IA32_MTRR_CACHE_INVALID_TYPE
typedef struct {
UINT64 BaseAddress;
--
2.39.3