[mirror_edk2.git] / ShellPkg / Library / UefiShellNetwork1CommandsLib / Ia32 / Tsc.c

/** @file\r
  The implement to read TSC in IA32 platform.\r
\r
  Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>\r
\r
  This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php.\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
#include <Library/BaseLib.h>\r
\r
/**\r
  Reads and returns the current value of the Time Stamp Counter (TSC).\r
\r
  @return The current value of TSC.\r
\r
**/\r
UINT64\r
ReadTime ()\r
{\r
  return AsmReadTsc ();\r
}\r
Commit	Line	Data
68fb0527	1	/** @file\r
	2	The implement to read TSC in IA32 platform.\r
	3	\r
	4	Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>\r
	5	\r
	6	This program and the accompanying materials\r
	7	are licensed and made available under the terms and conditions of the BSD License\r
	8	which accompanies this distribution. The full text of the license may be found at\r
	9	http://opensource.org/licenses/bsd-license.php.\r
	10	\r
	11	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	12	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	13	\r
	14	**/\r
	15	\r
	16	#include <Library/BaseLib.h>\r
	17	\r
	18	/**\r
	19	Reads and returns the current value of the Time Stamp Counter (TSC).\r
	20	\r
	21	@return The current value of TSC.\r
	22	\r
	23	**/\r
	24	UINT64\r
	25	ReadTime ()\r
	26	{\r
	27	return AsmReadTsc ();\r
	28	}\r