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+/** @file
+ This file describes the contents of the ACPI High Precision Event Timer Description Table
+ (HPET). All changes to the HPET contents should be done in this file.
+
+Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials are licensed and made available under
+the terms and conditions of the BSD License that accompanies this distribution.
+The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php.
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _HPET_H_
+#define _HPET_H_
+
+//
+// Statements that include other files
+//
+
+#include <IndustryStandard/Acpi30.h>
+#include <IndustryStandard/HighPrecisionEventTimerTable.h>
+
+//
+// HPET Definitions
+//
+
+#define EFI_ACPI_OEM_HPET_REVISION 0x00000001
+
+#define EFI_ACPI_EVENT_TIMER_BLOCK_ID 0x8086A201
+
+//
+// Event Timer Block Base Address Information
+//
+#define EFI_ACPI_EVENT_TIMER_BLOCK_ADDRESS_SPACE_ID EFI_ACPI_3_0_SYSTEM_MEMORY
+#define EFI_ACPI_EVENT_TIMER_BLOCK_BIT_WIDTH 0x40
+#define EFI_ACPI_EVENT_TIMER_BLOCK_BIT_OFFSET 0x00
+#define EFI_ACPI_EVENT_TIMER_ACCESS_SIZE 0x00
+#define EFI_ACPI_EVENT_TIMER_BLOCK_ADDRESS 0x00000000FED00000
+
+#define EFI_ACPI_HPET_NUMBER 0x00
+
+#define EFI_ACPI_MIN_CLOCK_TICK 0x0080
+
+#define EFI_ACPI_HPET_ATTRIBUTES 0x00
+
+extern EFI_ACPI_HIGH_PRECISION_EVENT_TIMER_TABLE_HEADER Hpet;
+
+#endif