1 files changed, 62 insertions, 0 deletions
diff --git a/EDK/Foundation/Include/IndustryStandard/HighPrecisionEventTimerTable.h b/EDK/Foundation/Include/IndustryStandard/HighPrecisionEventTimerTable.h
new file mode 100644
index 0000000..8c138c5
--- /dev/null
+++ b/EDK/Foundation/Include/IndustryStandard/HighPrecisionEventTimerTable.h
@@ -0,0 +1,62 @@
+/*++
+
+Copyright (c) 2007, Intel Corporation                                                         
+All rights reserved. This program and the accompanying materials                          
+are licensed and made available under the terms and conditions of the BSD License         
+which 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.             
+
+Module Name:
+
+  HighPrecisionEventTimerTable.h
+
+Abstract:
+
+  ACPI high precision event timer table definition, defined at 
+  Intel IA-PC HPET (High Precision Event Timers) Specification.
+
+--*/
+
+#ifndef _HIGH_PRECISION_EVENT_TIMER_TABLE_H_
+#define _HIGH_PRECISION_EVENT_TIMER_TABLE_H_
+
+//
+// Include files
+//
+#include "Acpi2_0.h"
+
+//
+// Ensure proper structure formats
+//
+#pragma pack(1)
+//
+// High Precision Event Timer Table header definition.
+//
+typedef struct {
+  EFI_ACPI_DESCRIPTION_HEADER             Header;
+  UINT32                                  EventTimerBlockId;
+  EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE  BaseAddressLower32Bit;
+  UINT8                                   HpetNumber;
+  UINT16                                  MainCounterMinimumClockTickInPeriodicMode;
+  UINT8                                   PageProtectionAndOemAttribute;
+} EFI_ACPI_HIGH_PRECISION_EVENT_TIMER_TABLE_HEADER;
+
+//
+// HPET Revision (defined in spec)
+//
+#define EFI_ACPI_HIGH_PRECISION_EVENT_TIMER_TABLE_REVISION  0x01
+
+//
+// Page protection setting
+// Values 3 through 15 are reserved for use by the specification
+//
+#define EFI_ACPI_NO_PAGE_PROTECTION   0
+#define EFI_ACPI_4KB_PAGE_PROTECTION  1
+#define EFI_ACPI_64KB_PAGE_PROTECTION 2
+
+#pragma pack()
+
+#endif