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Commit 9d8b5e7b authored by Bob Moore's avatar Bob Moore Committed by Len Brown
Browse files

ACPICA: Add support for WDDT - Watchdog Descriptor Table 



Header file support.

Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarLin Ming <ming.m.lin@intel.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 546eb576

include/acpi/actbl2.h

+39 −0
Original line number Diff line number Diff line
@@ -77,6 +77,7 @@ 
#define ACPI_SIG_UEFI           "UEFI"	/* Uefi Boot Optimization Table */

#define ACPI_SIG_WAET           "WAET"	/* Windows ACPI Emulated devices Table */

#define ACPI_SIG_WDAT           "WDAT"	/* Watchdog Action Table */

#define ACPI_SIG_WDDT           "WDDT"	/* Watchdog Timer Description Table */

#define ACPI_SIG_WDRT           "WDRT"	/* Watchdog Resource Table */



#ifdef ACPI_UNDEFINED_TABLES
@@ -916,6 +917,44 @@ enum acpi_wdat_instructions { 
	ACPI_WDAT_PRESERVE_REGISTER = 0x80	/* Except for this value */

};



/*******************************************************************************

 *

 * WDDT - Watchdog Descriptor Table

 *        Version 1

 *

 * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)",

 * Version 001, September 2002

 *

 ******************************************************************************/



struct acpi_table_wddt {

	struct acpi_table_header header;	/* Common ACPI table header */

	u16 spec_version;

	u16 table_version;

	u16 pci_vendor_id;

	struct acpi_generic_address address;

	u16 max_count;		/* Maximum counter value supported */

	u16 min_count;		/* Minimum counter value supported */

	u16 period;

	u16 status;

	u16 capability;

};



/* Flags for Status field above */



#define ACPI_WDDT_AVAILABLE     (1)

#define ACPI_WDDT_ACTIVE        (1<<1)

#define ACPI_WDDT_TCO_OS_OWNED  (1<<2)

#define ACPI_WDDT_USER_RESET    (1<<11)

#define ACPI_WDDT_WDT_RESET     (1<<12)

#define ACPI_WDDT_POWER_FAIL    (1<<13)

#define ACPI_WDDT_UNKNOWN_RESET (1<<14)



/* Flags for Capability field above */



#define ACPI_WDDT_AUTO_RESET    (1)

#define ACPI_WDDT_ALERT_SUPPORT (1<<1)



/*******************************************************************************

 *

 * WDRT - Watchdog Resource Table