Vlv2TbltDevicePkg/Library/I2CLibPei/I2CDelayPei.h

   1 /** @file
   2   MicroSecondDelay implementation of ACPI Timer.
   3
   4   Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
   5   This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php.
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #ifndef __I2C_DELAY_PEI__
  16
  17 #define __I2C_DELAY_PEI__
  18 #include "PiPei.h"
  19
  20 /**
  21   Stalls the CPU for at least the given number of microseconds.
  22
  23   Stalls the CPU for the number of microseconds specified by MicroSeconds.
  24
  25   @param  MicroSeconds  The minimum number of microseconds to delay.
  26
  27   @return MicroSeconds
  28
  29 **/
  30 EFI_STATUS
  31 EFIAPI
  32 MicroSecondDelay (
  33   IN      UINTN                     MicroSeconds
  34   );
  35
  36 #endif