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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /include/acpi/actbl3.h
parentInitial commit. (diff)
downloadlinux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz
linux-430c2fc249ea5c0536abd21c23382884005c9093.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/acpi/actbl3.h')
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diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h
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+/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
+/******************************************************************************
+ *
+ * Name: actbl3.h - ACPI Table Definitions
+ *
+ * Copyright (C) 2000 - 2020, Intel Corp.
+ *
+ *****************************************************************************/
+
+#ifndef __ACTBL3_H__
+#define __ACTBL3_H__
+
+/*******************************************************************************
+ *
+ * Additional ACPI Tables
+ *
+ * These tables are not consumed directly by the ACPICA subsystem, but are
+ * included here to support device drivers and the AML disassembler.
+ *
+ ******************************************************************************/
+
+/*
+ * Values for description table header signatures for tables defined in this
+ * file. Useful because they make it more difficult to inadvertently type in
+ * the wrong signature.
+ */
+#define ACPI_SIG_SLIC "SLIC" /* Software Licensing Description Table */
+#define ACPI_SIG_SLIT "SLIT" /* System Locality Distance Information Table */
+#define ACPI_SIG_SPCR "SPCR" /* Serial Port Console Redirection table */
+#define ACPI_SIG_SPMI "SPMI" /* Server Platform Management Interface table */
+#define ACPI_SIG_SRAT "SRAT" /* System Resource Affinity Table */
+#define ACPI_SIG_STAO "STAO" /* Status Override table */
+#define ACPI_SIG_TCPA "TCPA" /* Trusted Computing Platform Alliance table */
+#define ACPI_SIG_TPM2 "TPM2" /* Trusted Platform Module 2.0 H/W interface table */
+#define ACPI_SIG_UEFI "UEFI" /* Uefi Boot Optimization Table */
+#define ACPI_SIG_VRTC "VRTC" /* Virtual Real Time Clock 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 */
+#define ACPI_SIG_WPBT "WPBT" /* Windows Platform Binary Table */
+#define ACPI_SIG_WSMT "WSMT" /* Windows SMM Security Mitigations Table */
+#define ACPI_SIG_XENV "XENV" /* Xen Environment table */
+#define ACPI_SIG_XXXX "XXXX" /* Intermediate AML header for ASL/ASL+ converter */
+
+/*
+ * All tables must be byte-packed to match the ACPI specification, since
+ * the tables are provided by the system BIOS.
+ */
+#pragma pack(1)
+
+/*
+ * Note: C bitfields are not used for this reason:
+ *
+ * "Bitfields are great and easy to read, but unfortunately the C language
+ * does not specify the layout of bitfields in memory, which means they are
+ * essentially useless for dealing with packed data in on-disk formats or
+ * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
+ * this decision was a design error in C. Ritchie could have picked an order
+ * and stuck with it." Norman Ramsey.
+ * See http://stackoverflow.com/a/1053662/41661
+ */
+
+/*******************************************************************************
+ *
+ * SLIC - Software Licensing Description Table
+ *
+ * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
+ * November 29, 2011. Copyright 2011 Microsoft
+ *
+ ******************************************************************************/
+
+/* Basic SLIC table is only the common ACPI header */
+
+struct acpi_table_slic {
+ struct acpi_table_header header; /* Common ACPI table header */
+};
+
+/*******************************************************************************
+ *
+ * SLIT - System Locality Distance Information Table
+ * Version 1
+ *
+ ******************************************************************************/
+
+struct acpi_table_slit {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u64 locality_count;
+ u8 entry[1]; /* Real size = localities^2 */
+};
+
+/*******************************************************************************
+ *
+ * SPCR - Serial Port Console Redirection table
+ * Version 2
+ *
+ * Conforms to "Serial Port Console Redirection Table",
+ * Version 1.03, August 10, 2015
+ *
+ ******************************************************************************/
+
+struct acpi_table_spcr {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u8 interface_type; /* 0=full 16550, 1=subset of 16550 */
+ u8 reserved[3];
+ struct acpi_generic_address serial_port;
+ u8 interrupt_type;
+ u8 pc_interrupt;
+ u32 interrupt;
+ u8 baud_rate;
+ u8 parity;
+ u8 stop_bits;
+ u8 flow_control;
+ u8 terminal_type;
+ u8 reserved1;
+ u16 pci_device_id;
+ u16 pci_vendor_id;
+ u8 pci_bus;
+ u8 pci_device;
+ u8 pci_function;
+ u32 pci_flags;
+ u8 pci_segment;
+ u32 reserved2;
+};
+
+/* Masks for pci_flags field above */
+
+#define ACPI_SPCR_DO_NOT_DISABLE (1)
+
+/* Values for Interface Type: See the definition of the DBG2 table */
+
+/*******************************************************************************
+ *
+ * SPMI - Server Platform Management Interface table
+ * Version 5
+ *
+ * Conforms to "Intelligent Platform Management Interface Specification
+ * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
+ * June 12, 2009 markup.
+ *
+ ******************************************************************************/
+
+struct acpi_table_spmi {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u8 interface_type;
+ u8 reserved; /* Must be 1 */
+ u16 spec_revision; /* Version of IPMI */
+ u8 interrupt_type;
+ u8 gpe_number; /* GPE assigned */
+ u8 reserved1;
+ u8 pci_device_flag;
+ u32 interrupt;
+ struct acpi_generic_address ipmi_register;
+ u8 pci_segment;
+ u8 pci_bus;
+ u8 pci_device;
+ u8 pci_function;
+ u8 reserved2;
+};
+
+/* Values for interface_type above */
+
+enum acpi_spmi_interface_types {
+ ACPI_SPMI_NOT_USED = 0,
+ ACPI_SPMI_KEYBOARD = 1,
+ ACPI_SPMI_SMI = 2,
+ ACPI_SPMI_BLOCK_TRANSFER = 3,
+ ACPI_SPMI_SMBUS = 4,
+ ACPI_SPMI_RESERVED = 5 /* 5 and above are reserved */
+};
+
+/*******************************************************************************
+ *
+ * SRAT - System Resource Affinity Table
+ * Version 3
+ *
+ ******************************************************************************/
+
+struct acpi_table_srat {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u32 table_revision; /* Must be value '1' */
+ u64 reserved; /* Reserved, must be zero */
+};
+
+/* Values for subtable type in struct acpi_subtable_header */
+
+enum acpi_srat_type {
+ ACPI_SRAT_TYPE_CPU_AFFINITY = 0,
+ ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1,
+ ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY = 2,
+ ACPI_SRAT_TYPE_GICC_AFFINITY = 3,
+ ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4, /* ACPI 6.2 */
+ ACPI_SRAT_TYPE_GENERIC_AFFINITY = 5, /* ACPI 6.3 */
+ ACPI_SRAT_TYPE_RESERVED = 6 /* 5 and greater are reserved */
+};
+
+/*
+ * SRAT Subtables, correspond to Type in struct acpi_subtable_header
+ */
+
+/* 0: Processor Local APIC/SAPIC Affinity */
+
+struct acpi_srat_cpu_affinity {
+ struct acpi_subtable_header header;
+ u8 proximity_domain_lo;
+ u8 apic_id;
+ u32 flags;
+ u8 local_sapic_eid;
+ u8 proximity_domain_hi[3];
+ u32 clock_domain;
+};
+
+/* Flags */
+
+#define ACPI_SRAT_CPU_USE_AFFINITY (1) /* 00: Use affinity structure */
+
+/* 1: Memory Affinity */
+
+struct acpi_srat_mem_affinity {
+ struct acpi_subtable_header header;
+ u32 proximity_domain;
+ u16 reserved; /* Reserved, must be zero */
+ u64 base_address;
+ u64 length;
+ u32 reserved1;
+ u32 flags;
+ u64 reserved2; /* Reserved, must be zero */
+};
+
+/* Flags */
+
+#define ACPI_SRAT_MEM_ENABLED (1) /* 00: Use affinity structure */
+#define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1) /* 01: Memory region is hot pluggable */
+#define ACPI_SRAT_MEM_NON_VOLATILE (1<<2) /* 02: Memory region is non-volatile */
+
+/* 2: Processor Local X2_APIC Affinity (ACPI 4.0) */
+
+struct acpi_srat_x2apic_cpu_affinity {
+ struct acpi_subtable_header header;
+ u16 reserved; /* Reserved, must be zero */
+ u32 proximity_domain;
+ u32 apic_id;
+ u32 flags;
+ u32 clock_domain;
+ u32 reserved2;
+};
+
+/* Flags for struct acpi_srat_cpu_affinity and struct acpi_srat_x2apic_cpu_affinity */
+
+#define ACPI_SRAT_CPU_ENABLED (1) /* 00: Use affinity structure */
+
+/* 3: GICC Affinity (ACPI 5.1) */
+
+struct acpi_srat_gicc_affinity {
+ struct acpi_subtable_header header;
+ u32 proximity_domain;
+ u32 acpi_processor_uid;
+ u32 flags;
+ u32 clock_domain;
+};
+
+/* Flags for struct acpi_srat_gicc_affinity */
+
+#define ACPI_SRAT_GICC_ENABLED (1) /* 00: Use affinity structure */
+
+/* 4: GCC ITS Affinity (ACPI 6.2) */
+
+struct acpi_srat_gic_its_affinity {
+ struct acpi_subtable_header header;
+ u32 proximity_domain;
+ u16 reserved;
+ u32 its_id;
+};
+
+/* 5: Generic Initiator Affinity Structure (ACPI 6.3) */
+
+struct acpi_srat_generic_affinity {
+ struct acpi_subtable_header header;
+ u8 reserved;
+ u8 device_handle_type;
+ u32 proximity_domain;
+ u8 device_handle[16];
+ u32 flags;
+ u32 reserved1;
+};
+
+/* Flags for struct acpi_srat_generic_affinity */
+
+#define ACPI_SRAT_GENERIC_AFFINITY_ENABLED (1) /* 00: Use affinity structure */
+
+/*******************************************************************************
+ *
+ * STAO - Status Override Table (_STA override) - ACPI 6.0
+ * Version 1
+ *
+ * Conforms to "ACPI Specification for Status Override Table"
+ * 6 January 2015
+ *
+ ******************************************************************************/
+
+struct acpi_table_stao {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u8 ignore_uart;
+};
+
+/*******************************************************************************
+ *
+ * TCPA - Trusted Computing Platform Alliance table
+ * Version 2
+ *
+ * TCG Hardware Interface Table for TPM 1.2 Clients and Servers
+ *
+ * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
+ * Version 1.2, Revision 8
+ * February 27, 2017
+ *
+ * NOTE: There are two versions of the table with the same signature --
+ * the client version and the server version. The common platform_class
+ * field is used to differentiate the two types of tables.
+ *
+ ******************************************************************************/
+
+struct acpi_table_tcpa_hdr {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u16 platform_class;
+};
+
+/*
+ * Values for platform_class above.
+ * This is how the client and server subtables are differentiated
+ */
+#define ACPI_TCPA_CLIENT_TABLE 0
+#define ACPI_TCPA_SERVER_TABLE 1
+
+struct acpi_table_tcpa_client {
+ u32 minimum_log_length; /* Minimum length for the event log area */
+ u64 log_address; /* Address of the event log area */
+};
+
+struct acpi_table_tcpa_server {
+ u16 reserved;
+ u64 minimum_log_length; /* Minimum length for the event log area */
+ u64 log_address; /* Address of the event log area */
+ u16 spec_revision;
+ u8 device_flags;
+ u8 interrupt_flags;
+ u8 gpe_number;
+ u8 reserved2[3];
+ u32 global_interrupt;
+ struct acpi_generic_address address;
+ u32 reserved3;
+ struct acpi_generic_address config_address;
+ u8 group;
+ u8 bus; /* PCI Bus/Segment/Function numbers */
+ u8 device;
+ u8 function;
+};
+
+/* Values for device_flags above */
+
+#define ACPI_TCPA_PCI_DEVICE (1)
+#define ACPI_TCPA_BUS_PNP (1<<1)
+#define ACPI_TCPA_ADDRESS_VALID (1<<2)
+
+/* Values for interrupt_flags above */
+
+#define ACPI_TCPA_INTERRUPT_MODE (1)
+#define ACPI_TCPA_INTERRUPT_POLARITY (1<<1)
+#define ACPI_TCPA_SCI_VIA_GPE (1<<2)
+#define ACPI_TCPA_GLOBAL_INTERRUPT (1<<3)
+
+/*******************************************************************************
+ *
+ * TPM2 - Trusted Platform Module (TPM) 2.0 Hardware Interface Table
+ * Version 4
+ *
+ * TCG Hardware Interface Table for TPM 2.0 Clients and Servers
+ *
+ * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
+ * Version 1.2, Revision 8
+ * February 27, 2017
+ *
+ ******************************************************************************/
+
+/* Revision 3 */
+
+struct acpi_table_tpm23 {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u32 reserved;
+ u64 control_address;
+ u32 start_method;
+};
+
+/* Value for start_method above */
+
+#define ACPI_TPM23_ACPI_START_METHOD 2
+
+/*
+ * Optional trailer for revision 3. If start method is 2, there is a 4 byte
+ * reserved area of all zeros.
+ */
+struct acpi_tmp23_trailer {
+ u32 reserved;
+};
+
+/* Revision 4 */
+
+struct acpi_table_tpm2 {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u16 platform_class;
+ u16 reserved;
+ u64 control_address;
+ u32 start_method;
+
+ /* Platform-specific data follows */
+};
+
+/* Optional trailer for revision 4 holding platform-specific data */
+struct acpi_tpm2_phy {
+ u8 start_method_specific[12];
+ u32 log_area_minimum_length;
+ u64 log_area_start_address;
+};
+
+/* Values for start_method above */
+
+#define ACPI_TPM2_NOT_ALLOWED 0
+#define ACPI_TPM2_RESERVED1 1
+#define ACPI_TPM2_START_METHOD 2
+#define ACPI_TPM2_RESERVED3 3
+#define ACPI_TPM2_RESERVED4 4
+#define ACPI_TPM2_RESERVED5 5
+#define ACPI_TPM2_MEMORY_MAPPED 6
+#define ACPI_TPM2_COMMAND_BUFFER 7
+#define ACPI_TPM2_COMMAND_BUFFER_WITH_START_METHOD 8
+#define ACPI_TPM2_RESERVED9 9
+#define ACPI_TPM2_RESERVED10 10
+#define ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC 11 /* V1.2 Rev 8 */
+#define ACPI_TPM2_RESERVED 12
+
+/* Optional trailer appears after any start_method subtables */
+
+struct acpi_tpm2_trailer {
+ u8 method_parameters[12];
+ u32 minimum_log_length; /* Minimum length for the event log area */
+ u64 log_address; /* Address of the event log area */
+};
+
+/*
+ * Subtables (start_method-specific)
+ */
+
+/* 11: Start Method for ARM SMC (V1.2 Rev 8) */
+
+struct acpi_tpm2_arm_smc {
+ u32 global_interrupt;
+ u8 interrupt_flags;
+ u8 operation_flags;
+ u16 reserved;
+ u32 function_id;
+};
+
+/* Values for interrupt_flags above */
+
+#define ACPI_TPM2_INTERRUPT_SUPPORT (1)
+
+/* Values for operation_flags above */
+
+#define ACPI_TPM2_IDLE_SUPPORT (1)
+
+/*******************************************************************************
+ *
+ * UEFI - UEFI Boot optimization Table
+ * Version 1
+ *
+ * Conforms to "Unified Extensible Firmware Interface Specification",
+ * Version 2.3, May 8, 2009
+ *
+ ******************************************************************************/
+
+struct acpi_table_uefi {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u8 identifier[16]; /* UUID identifier */
+ u16 data_offset; /* Offset of remaining data in table */
+};
+
+/*******************************************************************************
+ *
+ * VRTC - Virtual Real Time Clock Table
+ * Version 1
+ *
+ * Conforms to "Simple Firmware Interface Specification",
+ * Draft 0.8.2, Oct 19, 2010
+ * NOTE: The ACPI VRTC is equivalent to The SFI MRTC table.
+ *
+ ******************************************************************************/
+
+struct acpi_table_vrtc {
+ struct acpi_table_header header; /* Common ACPI table header */
+};
+
+/* VRTC entry */
+
+struct acpi_vrtc_entry {
+ struct acpi_generic_address physical_address;
+ u32 irq;
+};
+
+/*******************************************************************************
+ *
+ * WAET - Windows ACPI Emulated devices Table
+ * Version 1
+ *
+ * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
+ *
+ ******************************************************************************/
+
+struct acpi_table_waet {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u32 flags;
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_WAET_RTC_NO_ACK (1) /* RTC requires no int acknowledge */
+#define ACPI_WAET_TIMER_ONE_READ (1<<1) /* PM timer requires only one read */
+
+/*******************************************************************************
+ *
+ * WDAT - Watchdog Action Table
+ * Version 1
+ *
+ * Conforms to "Hardware Watchdog Timers Design Specification",
+ * Copyright 2006 Microsoft Corporation.
+ *
+ ******************************************************************************/
+
+struct acpi_table_wdat {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u32 header_length; /* Watchdog Header Length */
+ u16 pci_segment; /* PCI Segment number */
+ u8 pci_bus; /* PCI Bus number */
+ u8 pci_device; /* PCI Device number */
+ u8 pci_function; /* PCI Function number */
+ u8 reserved[3];
+ u32 timer_period; /* Period of one timer count (msec) */
+ u32 max_count; /* Maximum counter value supported */
+ u32 min_count; /* Minimum counter value */
+ u8 flags;
+ u8 reserved2[3];
+ u32 entries; /* Number of watchdog entries that follow */
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_WDAT_ENABLED (1)
+#define ACPI_WDAT_STOPPED 0x80
+
+/* WDAT Instruction Entries (actions) */
+
+struct acpi_wdat_entry {
+ u8 action;
+ u8 instruction;
+ u16 reserved;
+ struct acpi_generic_address register_region;
+ u32 value; /* Value used with Read/Write register */
+ u32 mask; /* Bitmask required for this register instruction */
+};
+
+/* Values for Action field above */
+
+enum acpi_wdat_actions {
+ ACPI_WDAT_RESET = 1,
+ ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
+ ACPI_WDAT_GET_COUNTDOWN = 5,
+ ACPI_WDAT_SET_COUNTDOWN = 6,
+ ACPI_WDAT_GET_RUNNING_STATE = 8,
+ ACPI_WDAT_SET_RUNNING_STATE = 9,
+ ACPI_WDAT_GET_STOPPED_STATE = 10,
+ ACPI_WDAT_SET_STOPPED_STATE = 11,
+ ACPI_WDAT_GET_REBOOT = 16,
+ ACPI_WDAT_SET_REBOOT = 17,
+ ACPI_WDAT_GET_SHUTDOWN = 18,
+ ACPI_WDAT_SET_SHUTDOWN = 19,
+ ACPI_WDAT_GET_STATUS = 32,
+ ACPI_WDAT_SET_STATUS = 33,
+ ACPI_WDAT_ACTION_RESERVED = 34 /* 34 and greater are reserved */
+};
+
+/* Values for Instruction field above */
+
+enum acpi_wdat_instructions {
+ ACPI_WDAT_READ_VALUE = 0,
+ ACPI_WDAT_READ_COUNTDOWN = 1,
+ ACPI_WDAT_WRITE_VALUE = 2,
+ ACPI_WDAT_WRITE_COUNTDOWN = 3,
+ ACPI_WDAT_INSTRUCTION_RESERVED = 4, /* 4 and greater are reserved */
+ 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
+ * Version 1
+ *
+ * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
+ * Version 1.01, August 28, 2006
+ *
+ ******************************************************************************/
+
+struct acpi_table_wdrt {
+ struct acpi_table_header header; /* Common ACPI table header */
+ struct acpi_generic_address control_register;
+ struct acpi_generic_address count_register;
+ u16 pci_device_id;
+ u16 pci_vendor_id;
+ u8 pci_bus; /* PCI Bus number */
+ u8 pci_device; /* PCI Device number */
+ u8 pci_function; /* PCI Function number */
+ u8 pci_segment; /* PCI Segment number */
+ u16 max_count; /* Maximum counter value supported */
+ u8 units;
+};
+
+/*******************************************************************************
+ *
+ * WPBT - Windows Platform Environment Table (ACPI 6.0)
+ * Version 1
+ *
+ * Conforms to "Windows Platform Binary Table (WPBT)" 29 November 2011
+ *
+ ******************************************************************************/
+
+struct acpi_table_wpbt {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u32 handoff_size;
+ u64 handoff_address;
+ u8 layout;
+ u8 type;
+ u16 arguments_length;
+};
+
+/*******************************************************************************
+ *
+ * WSMT - Windows SMM Security Mitigations Table
+ * Version 1
+ *
+ * Conforms to "Windows SMM Security Mitigations Table",
+ * Version 1.0, April 18, 2016
+ *
+ ******************************************************************************/
+
+struct acpi_table_wsmt {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u32 protection_flags;
+};
+
+/* Flags for protection_flags field above */
+
+#define ACPI_WSMT_FIXED_COMM_BUFFERS (1)
+#define ACPI_WSMT_COMM_BUFFER_NESTED_PTR_PROTECTION (2)
+#define ACPI_WSMT_SYSTEM_RESOURCE_PROTECTION (4)
+
+/*******************************************************************************
+ *
+ * XENV - Xen Environment Table (ACPI 6.0)
+ * Version 1
+ *
+ * Conforms to "ACPI Specification for Xen Environment Table" 4 January 2015
+ *
+ ******************************************************************************/
+
+struct acpi_table_xenv {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u64 grant_table_address;
+ u64 grant_table_size;
+ u32 event_interrupt;
+ u8 event_flags;
+};
+
+/* Reset to default packing */
+
+#pragma pack()
+
+#endif /* __ACTBL3_H__ */