Vlv2TbltDevicePkg/Include/Hpet.h

   1 /*++
   2
   3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
   4
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7
   8
   9
  10 Module Name:
  11
  12   Mseg.h
  13
  14 Abstract:
  15
  16   This file describes the contents of the ACPI HEPT Table.
  17
  18 --*/
  19
  20 #ifndef _HPET_H
  21 #define _HPET_H
  22
  23 //
  24 // Statements that include other files
  25 //
  26 #include <IndustryStandard/Acpi10.h>
  27 #include <IndustryStandard/Acpi20.h>
  28 #include <IndustryStandard/Acpi30.h>
  29 #include <IndustryStandard/HighPrecisionEventTimerTable.h>
  30
  31 //
  32 // HPET Definitions
  33 //
  34 #define EFI_ACPI_HPET_TABLE_REVISION            0x1
  35 #define MAIN_COUNTER_MIN_PERIODIC_CLOCK_TICKS   0x80        //approx 1ms
  36
  37 #define HPET_BASE_ADDRESS                       0xFED00000
  38 #define EFI_ACPI_EVENT_TIMER_BLOCK_ID           0x8086A001
  39
  40 #endif