diff options
Diffstat (limited to 'MdePkg/Library/BaseLib/X64/Thunk16.S')
| -rw-r--r-- | MdePkg/Library/BaseLib/X64/Thunk16.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/MdePkg/Library/BaseLib/X64/Thunk16.S b/MdePkg/Library/BaseLib/X64/Thunk16.S index d037a71043..a521aff31b 100644 --- a/MdePkg/Library/BaseLib/X64/Thunk16.S +++ b/MdePkg/Library/BaseLib/X64/Thunk16.S @@ -1,6 +1,6 @@ #------------------------------------------------------------------------------
#
-# Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2006 - 2013, 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
@@ -295,7 +295,7 @@ ASM_PFX(InternalAsmThunk16): andl $0x7ffffffe,%eax # clear PE, PG bits
movq %cr4, %rbp
movl %ebp, (%rcx) # save CR4 in SavedCr4
- andl $0x300,%ebp # clear all but PCE and OSFXSR bits
+ andl $0xffffffcf,%ebp # clear PAE, PSE bits
movl %r8d, %esi # esi <- 16-bit stack segment
.byte 0x6a, DATA32
popq %rdx
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