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-rw-r--r--MdePkg/Library/BaseLib/BaseLib.inf1
-rw-r--r--MdePkg/Library/BaseLib/Ia32/CpuPause.nasm36
2 files changed, 37 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/BaseLib.inf b/MdePkg/Library/BaseLib/BaseLib.inf
index 41584b05a6..b44c49380d 100644
--- a/MdePkg/Library/BaseLib/BaseLib.inf
+++ b/MdePkg/Library/BaseLib/BaseLib.inf
@@ -330,6 +330,7 @@
Ia32/DisablePaging32.asm | INTEL
Ia32/DisableInterrupts.nasm| INTEL
Ia32/DisableInterrupts.asm | INTEL
+ Ia32/CpuPause.nasm| INTEL
Ia32/CpuPause.asm | INTEL
Ia32/CpuIdEx.asm | INTEL
Ia32/CpuId.asm | INTEL
diff --git a/MdePkg/Library/BaseLib/Ia32/CpuPause.nasm b/MdePkg/Library/BaseLib/Ia32/CpuPause.nasm
new file mode 100644
index 0000000000..19c4fbbf77
--- /dev/null
+++ b/MdePkg/Library/BaseLib/Ia32/CpuPause.nasm
@@ -0,0 +1,36 @@
+;------------------------------------------------------------------------------ ;
+; Copyright (c) 2006, 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
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; CpuPause.Asm
+;
+; Abstract:
+;
+; CpuPause function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; CpuPause (
+; VOID
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(CpuPause)
+ASM_PFX(CpuPause):
+ pause
+ ret
+