diff options
Diffstat (limited to 'MdePkg/Library/BaseLib/X64/ReadTsc.S')
-rw-r--r-- | MdePkg/Library/BaseLib/X64/ReadTsc.S | 76 |
1 files changed, 38 insertions, 38 deletions
diff --git a/MdePkg/Library/BaseLib/X64/ReadTsc.S b/MdePkg/Library/BaseLib/X64/ReadTsc.S index 2f47083674..65be5504ce 100644 --- a/MdePkg/Library/BaseLib/X64/ReadTsc.S +++ b/MdePkg/Library/BaseLib/X64/ReadTsc.S @@ -1,38 +1,38 @@ -#------------------------------------------------------------------------------ -# -# Copyright (c) 2006, Intel Corporation -# All rights reserved. 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: -# -# ReadTsc.S -# -# Abstract: -# -# AsmReadTsc function -# -# Notes: -# -#------------------------------------------------------------------------------ - - -#------------------------------------------------------------------------------ -# UINT64 -# EFIAPI -# AsmReadTsc ( -# VOID -# ); -#------------------------------------------------------------------------------ -.global ASM_PFX(AsmReadTsc) -.align 16 -ASM_PFX(AsmReadTsc): - rdtsc - shl $0x20, %rdx - or %rdx, %rax - ret +#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, Intel Corporation
+# All rights reserved. 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:
+#
+# ReadTsc.S
+#
+# Abstract:
+#
+# AsmReadTsc function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+
+#------------------------------------------------------------------------------
+# UINT64
+# EFIAPI
+# AsmReadTsc (
+# VOID
+# );
+#------------------------------------------------------------------------------
+.global ASM_PFX(AsmReadTsc)
+.align 16
+ASM_PFX(AsmReadTsc):
+ rdtsc
+ shl $0x20, %rdx
+ or %rdx, %rax
+ ret
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