audk/MdePkg/Include/IndustryStandard/WatchdogResourceTable.h

/** @file   
  ACPI Watchdog Resource Table (WDRT) as defined at
  Microsoft Windows Hardware Developer Central.

  Copyright (c) 2006 - 2008, 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.             
**/

#ifndef _WATCHDOG_RESOURCE_TABLE_H_
#define _WATCHDOG_RESOURCE_TABLE_H_

#include <IndustryStandard/Acpi.h>

//
// Ensure proper structure formats
//
#pragma pack(1)

///
/// Watchdog Resource Table definition.
///
typedef struct {
  EFI_ACPI_DESCRIPTION_HEADER             Header;
  EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE  ControlRegisterAddress;
  EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE  CountRegisterAddress;
  UINT16                                  PCIDeviceID;
  UINT16                                  PCIVendorID;
  UINT8                                   PCIBusNumber;
  UINT8                                   PCIDeviceNumber;
  UINT8                                   PCIFunctionNumber;
  UINT8                                   PCISegment;
  UINT16                                  MaxCount;
  UINT8                                   Units;
} EFI_ACPI_WATCHDOG_RESOURCE_1_0_TABLE;

#pragma pack()

//
// WDRT Revision (defined in spec)
//
#define EFI_ACPI_WATCHDOG_RESOURCE_1_0_TABLE_REVISION  0x01

//
// WDRT 1.0 Count Unit
//
#define EFI_ACPI_WDRT_1_0_COUNT_UNIT_1_SEC_PER_COUNT        1
#define EFI_ACPI_WDRT_1_0_COUNT_UNIT_100_MILLISEC_PER_COUNT 2
#define EFI_ACPI_WDRT_1_0_COUNT_UNIT_10_MILLISEC_PER_COUNT  3

#endif