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Diffstat (limited to 'src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/S3StallLib.h')
-rw-r--r-- | src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/S3StallLib.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/S3StallLib.h b/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/S3StallLib.h new file mode 100644 index 0000000000..aab86679dc --- /dev/null +++ b/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/S3StallLib.h @@ -0,0 +1,32 @@ +/** @file + Stall Services that perform stalls and also enable the Stall operatation + to be replayed during an S3 resume. This library class maps directly on top + of the Timer class. + + Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR> + + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef __S3_STALL_LIB_H__ +#define __S3_STALL_LIB_H__ + +/** + Stalls the CPU for at least the given number of microseconds and saves + the value in the S3 script to be replayed on S3 resume. + + Stalls the CPU for the number of microseconds specified by MicroSeconds. + + @param[in] MicroSeconds The minimum number of microseconds to delay. + + @return MicroSeconds. + +**/ +UINTN +EFIAPI +S3Stall ( + IN UINTN MicroSeconds + ); + +#endif |