2f88bd3a12
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the MdePkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
31 lines
605 B
C
31 lines
605 B
C
/** @file
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AsmReadPmc function
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Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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/**
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Reads the current value of a Performance Counter (PMC).
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Reads and returns the current value of performance counter specified by
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Index. This function is only available on IA-32 and x64.
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@param Index The 32-bit Performance Counter index to read.
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@return The value of the PMC specified by Index.
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**/
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UINT64
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EFIAPI
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AsmReadPmc (
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IN UINT32 Index
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)
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{
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_asm {
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mov ecx, Index
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rdpmc
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}
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}
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