diff options
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Include/IndustryStandard/WatchdogDescriptionTable.h')
-rw-r--r-- | EdkCompatibilityPkg/Foundation/Include/IndustryStandard/WatchdogDescriptionTable.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Include/IndustryStandard/WatchdogDescriptionTable.h b/EdkCompatibilityPkg/Foundation/Include/IndustryStandard/WatchdogDescriptionTable.h new file mode 100644 index 0000000000..8a23e7e07e --- /dev/null +++ b/EdkCompatibilityPkg/Foundation/Include/IndustryStandard/WatchdogDescriptionTable.h @@ -0,0 +1,94 @@ +/*++
+
+Copyright (c) 2007, 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.
+
+Module Name:
+
+ WatchdogDescriptionTable.h
+
+Abstract:
+
+ ACPI Watchdog Description Table as defined in Intel
+ ICH Family Watchdog Timer (WDT) Application Note (AP-725)
+
+--*/
+
+#ifndef _WATCH_DOG_DESCRIPTION_TABLE_H_
+#define _WATCH_DOG_DESCRIPTION_TABLE_H_
+
+//
+// Include files
+//
+#include "Acpi2_0.h"
+
+//
+// Ensure proper structure formats
+//
+#pragma pack(1)
+//
+// WDDT structure
+//
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT16 SpecVersion;
+ UINT16 TableVersion;
+ UINT16 Vid;
+ EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE BaseAddress;
+ UINT16 TimerMaxCount;
+ UINT16 TimerMinCount;
+ UINT16 TimerCountPeriod;
+ UINT16 Status;
+ UINT16 Capability;
+} EFI_ACPI_1_0_WATCH_DOG_DESCRIPTION_TABLE;
+
+//
+// "WDDT" Watchdog Description Table signatures
+//
+#define EFI_ACPI_1_0_WDDT_SIGNATURE 0x54444457
+
+#pragma pack()
+
+//
+// WDDT Revision
+//
+#define EFI_ACPI_WATCHDOG_DESCRIPTION_1_0_TABLE_REVISION 0x01
+
+//
+// WDDT Spec Version
+//
+#define EFI_ACPI_WDDT_SPEC_1_0_VERSION 0x01
+
+//
+// WDDT Description Table Version
+//
+#define EFI_ACPI_WDDT_TABLE_1_0_VERSION 0x01
+
+//
+// WDT Status
+//
+#define EFI_ACPI_WDDT_STATUS_AVAILABLE 0x0001
+#define EFI_ACPI_WDDT_STATUS_ACTIVE 0x0002
+#define EFI_ACPI_WDDT_STATUS_OWNED_BY_BIOS 0x0000
+#define EFI_ACPI_WDDT_STATUS_OWNED_BY_OS 0x0004
+#define EFI_ACPI_WDDT_STATUS_USER_RESET_EVENT 0x0800
+#define EFI_ACPI_WDDT_STATUS_WDT_EVENT 0x1000
+#define EFI_ACPI_WDDT_STATUS_POWER_FAIL_EVENT 0x2000
+#define EFI_ACPI_WDDT_STATUS_UNKNOWN_RESET_EVENT 0x4000
+
+//
+// WDT Capability
+//
+#define EFI_ACPI_WDDT_CAPABILITY_AUTO_RESET 0x0001
+#define EFI_ACPI_WDDT_CAPABILITY_ALERT_SUPPORT 0x0002
+#define EFI_ACPI_WDDT_CAPABILITY_PLATFORM_SHUTDOWN 0x0004
+#define EFI_ACPI_WDDT_CAPABILITY_IMMEDIATE_SHUTDOWN 0x0008
+#define EFI_ACPI_WDDT_CAPABILITY_BIOS_HANDOFF_SUPPORT 0x0010
+
+#endif
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