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Last change
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Devices/EFI/FirmwareNew: Start upgrade process to edk2-stable201908 (compiles on Windows and works to some extent), bugref:4643
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| 1 | /** @file
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| 2 | Stall Services that perform stalls and also enable the Stall operatation
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| 3 | to be replayed during an S3 resume. This library class maps directly on top
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| 4 | of the Timer class.
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| 5 |
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| 6 | Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
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| 7 |
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| 8 | SPDX-License-Identifier: BSD-2-Clause-Patent
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| 9 |
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| 10 | **/
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| 11 |
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| 12 | #ifndef __S3_STALL_LIB_H__
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| 13 | #define __S3_STALL_LIB_H__
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| 14 |
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| 15 | /**
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| 16 | Stalls the CPU for at least the given number of microseconds and saves
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| 17 | the value in the S3 script to be replayed on S3 resume.
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| 18 |
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| 19 | Stalls the CPU for the number of microseconds specified by MicroSeconds.
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| 20 |
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| 21 | @param[in] MicroSeconds The minimum number of microseconds to delay.
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| 22 |
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| 23 | @return MicroSeconds.
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| 24 |
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| 25 | **/
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| 26 | UINTN
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| 27 | EFIAPI
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| 28 | S3Stall (
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| 29 | IN UINTN MicroSeconds
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| 30 | );
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| 31 |
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| 32 | #endif
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