audk/MdePkg/Include/IndustryStandard/WatchdogResourceTable.h

51 lines
1.5 KiB
C

/** @file
ACPI Watchdog Resource Table (WDRT) as defined at
Microsoft Windows Hardware Developer Central.
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#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