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40 lines
1.1 KiB
40 lines
1.1 KiB
4 years ago
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/** @file
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Stall Services that perform stalls and also enable the Stall operatation
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to be replayed during an S3 resume. This library class maps directly on top
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of the Timer class.
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Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions
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of the BSD License which accompanies this distribution. The
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full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef __S3_STALL_LIB_H__
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#define __S3_STALL_LIB_H__
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/**
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Stalls the CPU for at least the given number of microseconds and saves
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the value in the S3 script to be replayed on S3 resume.
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Stalls the CPU for the number of microseconds specified by MicroSeconds.
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@param[in] MicroSeconds The minimum number of microseconds to delay.
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@return MicroSeconds.
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**/
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UINTN
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EFIAPI
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S3Stall (
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IN UINTN MicroSeconds
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);
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#endif
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