diff options
Diffstat (limited to 'UefiCpuPkg')
| -rw-r--r-- | UefiCpuPkg/Library/MtrrLib/MtrrLib.c | 18 | ||||
| -rw-r--r-- | UefiCpuPkg/Library/MtrrLib/MtrrLib.inf | 3 |
2 files changed, 11 insertions, 10 deletions
diff --git a/UefiCpuPkg/Library/MtrrLib/MtrrLib.c b/UefiCpuPkg/Library/MtrrLib/MtrrLib.c index 586c620bd1..d9449bcca5 100644 --- a/UefiCpuPkg/Library/MtrrLib/MtrrLib.c +++ b/UefiCpuPkg/Library/MtrrLib/MtrrLib.c @@ -1,7 +1,7 @@ /** @file
MTRR setting library
- Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2008 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -808,7 +808,7 @@ GetMemoryCacheTypeFromMtrrType ( // MtrrType is MTRR_CACHE_INVALID_TYPE, that means
// no mtrr covers the range
//
- return CacheUncacheable;
+ return MtrrGetDefaultMemoryType ();
}
}
@@ -1609,6 +1609,12 @@ MtrrDebugPrintAllMtrrs ( VariableMtrrCount = GetVariableMtrrCount ();
+ Limit = BIT36 - 1;
+ AsmCpuid (0x80000000, &RegEax, NULL, NULL, NULL);
+ if (RegEax >= 0x80000008) {
+ AsmCpuid (0x80000008, &RegEax, NULL, NULL, NULL);
+ Limit = LShiftU64 (1, RegEax & 0xff) - 1;
+ }
Base = BASE_1MB;
PreviousMemoryType = MTRR_CACHE_INVALID_TYPE;
do {
@@ -1627,12 +1633,6 @@ MtrrDebugPrintAllMtrrs ( RangeBase = BASE_1MB;
NoRangeBase = BASE_1MB;
- Limit = BIT36 - 1;
- AsmCpuid (0x80000000, &RegEax, NULL, NULL, NULL);
- if (RegEax >= 0x80000008) {
- AsmCpuid (0x80000008, &RegEax, NULL, NULL, NULL);
- Limit = LShiftU64 (1, RegEax & 0xff) - 1;
- }
RangeLimit = Limit;
NoRangeLimit = Limit;
@@ -1676,7 +1676,7 @@ MtrrDebugPrintAllMtrrs ( } else {
Base = NoRangeLimit + 1;
}
- } while (Found);
+ } while (Base < Limit);
DEBUG((DEBUG_CACHE, "%016lx\n\n", Base - 1));
);
}
diff --git a/UefiCpuPkg/Library/MtrrLib/MtrrLib.inf b/UefiCpuPkg/Library/MtrrLib/MtrrLib.inf index f46d6cb793..e635752e89 100644 --- a/UefiCpuPkg/Library/MtrrLib/MtrrLib.inf +++ b/UefiCpuPkg/Library/MtrrLib/MtrrLib.inf @@ -1,7 +1,7 @@ ## @file
# MTRR library provides API for MTRR operation
#
-# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
# This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
@@ -38,4 +38,5 @@ BaseMemoryLib
BaseLib
CpuLib
+ DebugLib
|