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9095d37b | 1 | /** @file\r |
4135253b | 2 | ACPI Watchdog Action Table (WADT) as defined at\r |
427987f5 | 3 | Microsoft Hardware Watchdog Timers Design Specification.\r |
c8c92c8d | 4 | \r |
9095d37b | 5 | Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved.<BR>\r |
9344f092 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
c8c92c8d | 7 | **/\r |
8 | \r | |
9 | \r | |
10 | #ifndef _WATCHDOG_ACTION_TABLE_H_\r | |
11 | #define _WATCHDOG_ACTION_TABLE_H_\r | |
12 | \r | |
13 | #include <IndustryStandard/Acpi.h>\r | |
14 | \r | |
766f4bc1 | 15 | //\r |
16 | // Ensure proper structure formats\r | |
17 | //\r | |
18 | #pragma pack(1)\r | |
1bc5d021 | 19 | ///\r |
20 | /// Watchdog Action Table definition.\r | |
21 | ///\r | |
c8c92c8d | 22 | typedef struct {\r |
23 | EFI_ACPI_DESCRIPTION_HEADER Header;\r | |
24 | UINT32 WatchdogHeaderLength;\r | |
25 | UINT16 PCISegment;\r | |
26 | UINT8 PCIBusNumber;\r | |
27 | UINT8 PCIDeviceNumber;\r | |
28 | UINT8 PCIFunctionNumber;\r | |
29 | UINT8 Reserved_45[3];\r | |
30 | UINT32 TimerPeriod;\r | |
31 | UINT32 MaxCount;\r | |
32 | UINT32 MinCount;\r | |
9095d37b LG |
33 | UINT8 WatchdogFlags;\r |
34 | UINT8 Reserved_61[3];\r | |
c8c92c8d | 35 | UINT32 NumberWatchdogInstructionEntries;\r |
36 | } EFI_ACPI_WATCHDOG_ACTION_1_0_TABLE;\r | |
37 | \r | |
4135253b | 38 | ///\r |
39 | /// Watchdog Instruction Entries\r | |
40 | ///\r | |
c8c92c8d | 41 | typedef struct {\r |
42 | UINT8 WatchdogAction;\r | |
43 | UINT8 InstructionFlags;\r | |
44 | UINT8 Reserved_2[2];\r | |
45 | EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE RegisterRegion;\r | |
46 | UINT32 Value;\r | |
47 | UINT32 Mask;\r | |
48 | } EFI_ACPI_WATCHDOG_ACTION_1_0_WATCHDOG_ACTION_INSTRUCTION_ENTRY;\r | |
49 | \r | |
766f4bc1 | 50 | #pragma pack()\r |
51 | \r | |
1bc5d021 | 52 | ///\r |
53 | /// WDAT Revision (defined in spec)\r | |
54 | ///\r | |
373b5cf9 | 55 | #define EFI_ACPI_WATCHDOG_ACTION_1_0_TABLE_REVISION 0x01\r |
c8c92c8d | 56 | \r |
4135253b | 57 | //\r |
58 | // WDAT 1.0 Flags\r | |
59 | //\r | |
c8c92c8d | 60 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ENABLED 0x1\r |
61 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_STOPPED_IN_SLEEP_STATE 0x80\r | |
62 | \r | |
63 | //\r | |
64 | // WDAT 1.0 Watchdog Actions\r | |
65 | //\r | |
66 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_RESET 0x1\r | |
67 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_CURRENT_COUNTDOWN_PERIOD 0x4\r | |
68 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_COUNTDOWN_PERIOD 0x5\r | |
69 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_COUNTDOWN_PERIOD 0x6\r | |
70 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_RUNNING_STATE 0x8\r | |
71 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_RUNNING_STATE 0x9\r | |
72 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_STOPPED_STATE 0xA\r | |
73 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_STOPPED_STATE 0xB\r | |
74 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_REBOOT 0x10\r | |
75 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_REBOOT 0x11\r | |
76 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_SHUTDOWN 0x12\r | |
77 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_SHUTDOWN 0x13\r | |
78 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_QUERY_WATCHDOG_STATUS 0x20\r | |
79 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_ACTION_SET_WATCHDOG_STATUS 0x21\r | |
80 | \r | |
81 | //\r | |
82 | // WDAT 1.0 Watchdog Action Entry Instruction Flags\r | |
83 | //\r | |
84 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_READ_VALUE 0x0\r | |
85 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_READ_COUNTDOWN 0x1\r | |
86 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_WRITE_VALUE 0x2\r | |
87 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_WRITE_COUNTDOWN 0x3\r | |
88 | #define EFI_ACPI_WDAT_1_0_WATCHDOG_INSTRUCTION_PRESERVE_REGISTER 0x80\r | |
89 | \r | |
90 | #endif\r |