MdePkg/Include/IndustryStandard/WatchdogResourceTable.h

   1 /** @file
   2   ACPI Watchdog Resource Table (WDRT) as defined at
   3   Microsoft Windows Hardware Developer Central.
   4
   5   Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
   6   This program and the accompanying materials
   7   are licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13 **/
  14
  15 #ifndef _WATCHDOG_RESOURCE_TABLE_H_
  16 #define _WATCHDOG_RESOURCE_TABLE_H_
  17
  18 #include <IndustryStandard/Acpi.h>
  19
  20 //
  21 // Ensure proper structure formats
  22 //
  23 #pragma pack(1)
  24
  25 ///
  26 /// Watchdog Resource Table definition.
  27 ///
  28 typedef struct {
  29   EFI_ACPI_DESCRIPTION_HEADER             Header;
  30   EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE  ControlRegisterAddress;
  31   EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE  CountRegisterAddress;
  32   UINT16                                  PCIDeviceID;
  33   UINT16                                  PCIVendorID;
  34   UINT8                                   PCIBusNumber;
  35   UINT8                                   PCIDeviceNumber;
  36   UINT8                                   PCIFunctionNumber;
  37   UINT8                                   PCISegment;
  38   UINT16                                  MaxCount;
  39   UINT8                                   Units;
  40 } EFI_ACPI_WATCHDOG_RESOURCE_1_0_TABLE;
  41
  42 #pragma pack()
  43
  44 //
  45 // WDRT Revision (defined in spec)
  46 //
  47 #define EFI_ACPI_WATCHDOG_RESOURCE_1_0_TABLE_REVISION  0x01
  48
  49 //
  50 // WDRT 1.0 Count Unit
  51 //
  52 #define EFI_ACPI_WDRT_1_0_COUNT_UNIT_1_SEC_PER_COUNT        1
  53 #define EFI_ACPI_WDRT_1_0_COUNT_UNIT_100_MILLISEC_PER_COUNT 2
  54 #define EFI_ACPI_WDRT_1_0_COUNT_UNIT_10_MILLISEC_PER_COUNT  3
  55
  56 #endif