| /** @file |
| ACPI Watchdog Action Table (WADT) as defined at |
| Microsoft Hardware Watchdog Timers Design Specification. |
| |
| Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved.<BR> |
| SPDX-License-Identifier: BSD-2-Clause-Patent |
| **/ |
| |
| |
| #ifndef _WATCHDOG_ACTION_TABLE_H_ |
| #define _WATCHDOG_ACTION_TABLE_H_ |
| |
| #include <IndustryStandard/Acpi.h> |
| |
| // |
| // Ensure proper structure formats |
| // |
| #pragma pack(1) |
| /// |
| /// Watchdog Action Table definition. |
| /// |
| typedef struct { |
| EFI_ACPI_DESCRIPTION_HEADER Header; |
| UINT32 WatchdogHeaderLength; |
| UINT16 PCISegment; |
| UINT8 PCIBusNumber; |
| UINT8 PCIDeviceNumber; |
| UINT8 PCIFunctionNumber; |
| UINT8 Reserved_45[3]; |
| UINT32 TimerPeriod; |
| UINT32 MaxCount; |
| UINT32 MinCount; |
| UINT8 WatchdogFlags; |
| UINT8 Reserved_61[3]; |
| UINT32 NumberWatchdogInstructionEntries; |
| } EFI_ACPI_WATCHDOG_ACTION_1_0_TABLE; |
| |
| /// |
| /// Watchdog Instruction Entries |
| /// |
| typedef struct { |
| UINT8 WatchdogAction; |
| UINT8 InstructionFlags; |
| UINT8 Reserved_2[2]; |
| EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE RegisterRegion; |
| UINT32 Value; |
| UINT32 Mask; |
| } EFI_ACPI_WATCHDOG_ACTION_1_0_WATCHDOG_ACTION_INSTRUCTION_ENTRY; |
| |
| #pragma pack() |
| |
| /// |
| /// WDAT Revision (defined in spec) |
| /// |
| #define EFI_ACPI_WATCHDOG_ACTION_1_0_TABLE_REVISION 0x01 |
| |
| // |
| // WDAT 1.0 Flags |
| // |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ENABLED 0x1 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_STOPPED_IN_SLEEP_STATE 0x80 |
| |
| // |
| // WDAT 1.0 Watchdog Actions |
| // |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_RESET 0x1 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_CURRENT_COUNTDOWN_PERIOD 0x4 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_COUNTDOWN_PERIOD 0x5 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_COUNTDOWN_PERIOD 0x6 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_RUNNING_STATE 0x8 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_RUNNING_STATE 0x9 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_STOPPED_STATE 0xA |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_STOPPED_STATE 0xB |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_REBOOT 0x10 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_REBOOT 0x11 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_SHUTDOWN 0x12 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_SHUTDOWN 0x13 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_WATCHDOG_STATUS 0x20 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_WATCHDOG_STATUS 0x21 |
| |
| // |
| // WDAT 1.0 Watchdog Action Entry Instruction Flags |
| // |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_READ_VALUE 0x0 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_READ_COUNTDOWN 0x1 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_WRITE_VALUE 0x2 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_WRITE_COUNTDOWN 0x3 |
| #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_PRESERVE_REGISTER 0x80 |
| |
| #endif |