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700 lines
20 KiB
700 lines
20 KiB
/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ |
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/****************************************************************************** |
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* |
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* Name: actbl3.h - ACPI Table Definitions |
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* |
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* Copyright (C) 2000 - 2021, Intel Corp. |
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* |
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*****************************************************************************/ |
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#ifndef __ACTBL3_H__ |
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#define __ACTBL3_H__ |
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/******************************************************************************* |
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* |
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* Additional ACPI Tables |
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* |
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* These tables are not consumed directly by the ACPICA subsystem, but are |
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* included here to support device drivers and the AML disassembler. |
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* |
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******************************************************************************/ |
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/* |
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* Values for description table header signatures for tables defined in this |
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* file. Useful because they make it more difficult to inadvertently type in |
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* the wrong signature. |
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*/ |
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#define ACPI_SIG_SLIC "SLIC" /* Software Licensing Description Table */ |
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#define ACPI_SIG_SLIT "SLIT" /* System Locality Distance Information Table */ |
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#define ACPI_SIG_SPCR "SPCR" /* Serial Port Console Redirection table */ |
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#define ACPI_SIG_SPMI "SPMI" /* Server Platform Management Interface table */ |
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#define ACPI_SIG_SRAT "SRAT" /* System Resource Affinity Table */ |
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#define ACPI_SIG_STAO "STAO" /* Status Override table */ |
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#define ACPI_SIG_TCPA "TCPA" /* Trusted Computing Platform Alliance table */ |
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#define ACPI_SIG_TPM2 "TPM2" /* Trusted Platform Module 2.0 H/W interface table */ |
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#define ACPI_SIG_UEFI "UEFI" /* Uefi Boot Optimization Table */ |
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#define ACPI_SIG_WAET "WAET" /* Windows ACPI Emulated devices Table */ |
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#define ACPI_SIG_WDAT "WDAT" /* Watchdog Action Table */ |
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#define ACPI_SIG_WDDT "WDDT" /* Watchdog Timer Description Table */ |
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#define ACPI_SIG_WDRT "WDRT" /* Watchdog Resource Table */ |
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#define ACPI_SIG_WPBT "WPBT" /* Windows Platform Binary Table */ |
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#define ACPI_SIG_WSMT "WSMT" /* Windows SMM Security Mitigations Table */ |
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#define ACPI_SIG_XENV "XENV" /* Xen Environment table */ |
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#define ACPI_SIG_XXXX "XXXX" /* Intermediate AML header for ASL/ASL+ converter */ |
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/* |
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* All tables must be byte-packed to match the ACPI specification, since |
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* the tables are provided by the system BIOS. |
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*/ |
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#pragma pack(1) |
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/* |
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* Note: C bitfields are not used for this reason: |
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* |
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* "Bitfields are great and easy to read, but unfortunately the C language |
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* does not specify the layout of bitfields in memory, which means they are |
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* essentially useless for dealing with packed data in on-disk formats or |
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* binary wire protocols." (Or ACPI tables and buffers.) "If you ask me, |
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* this decision was a design error in C. Ritchie could have picked an order |
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* and stuck with it." Norman Ramsey. |
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* See http://stackoverflow.com/a/1053662/41661 |
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*/ |
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/******************************************************************************* |
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* |
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* SLIC - Software Licensing Description Table |
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* |
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* Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)", |
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* November 29, 2011. Copyright 2011 Microsoft |
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* |
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******************************************************************************/ |
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/* Basic SLIC table is only the common ACPI header */ |
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struct acpi_table_slic { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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}; |
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/******************************************************************************* |
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* |
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* SLIT - System Locality Distance Information Table |
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* Version 1 |
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* |
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******************************************************************************/ |
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struct acpi_table_slit { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u64 locality_count; |
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u8 entry[1]; /* Real size = localities^2 */ |
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}; |
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/******************************************************************************* |
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* |
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* SPCR - Serial Port Console Redirection table |
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* Version 2 |
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* |
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* Conforms to "Serial Port Console Redirection Table", |
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* Version 1.03, August 10, 2015 |
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* |
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******************************************************************************/ |
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struct acpi_table_spcr { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u8 interface_type; /* 0=full 16550, 1=subset of 16550 */ |
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u8 reserved[3]; |
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struct acpi_generic_address serial_port; |
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u8 interrupt_type; |
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u8 pc_interrupt; |
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u32 interrupt; |
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u8 baud_rate; |
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u8 parity; |
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u8 stop_bits; |
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u8 flow_control; |
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u8 terminal_type; |
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u8 reserved1; |
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u16 pci_device_id; |
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u16 pci_vendor_id; |
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u8 pci_bus; |
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u8 pci_device; |
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u8 pci_function; |
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u32 pci_flags; |
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u8 pci_segment; |
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u32 reserved2; |
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}; |
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/* Masks for pci_flags field above */ |
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#define ACPI_SPCR_DO_NOT_DISABLE (1) |
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/* Values for Interface Type: See the definition of the DBG2 table */ |
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/******************************************************************************* |
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* |
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* SPMI - Server Platform Management Interface table |
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* Version 5 |
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* |
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* Conforms to "Intelligent Platform Management Interface Specification |
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* Second Generation v2.0", Document Revision 1.0, February 12, 2004 with |
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* June 12, 2009 markup. |
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* |
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******************************************************************************/ |
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struct acpi_table_spmi { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u8 interface_type; |
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u8 reserved; /* Must be 1 */ |
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u16 spec_revision; /* Version of IPMI */ |
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u8 interrupt_type; |
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u8 gpe_number; /* GPE assigned */ |
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u8 reserved1; |
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u8 pci_device_flag; |
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u32 interrupt; |
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struct acpi_generic_address ipmi_register; |
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u8 pci_segment; |
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u8 pci_bus; |
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u8 pci_device; |
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u8 pci_function; |
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u8 reserved2; |
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}; |
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/* Values for interface_type above */ |
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enum acpi_spmi_interface_types { |
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ACPI_SPMI_NOT_USED = 0, |
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ACPI_SPMI_KEYBOARD = 1, |
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ACPI_SPMI_SMI = 2, |
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ACPI_SPMI_BLOCK_TRANSFER = 3, |
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ACPI_SPMI_SMBUS = 4, |
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ACPI_SPMI_RESERVED = 5 /* 5 and above are reserved */ |
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}; |
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/******************************************************************************* |
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* |
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* SRAT - System Resource Affinity Table |
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* Version 3 |
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* |
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******************************************************************************/ |
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struct acpi_table_srat { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u32 table_revision; /* Must be value '1' */ |
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u64 reserved; /* Reserved, must be zero */ |
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}; |
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/* Values for subtable type in struct acpi_subtable_header */ |
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enum acpi_srat_type { |
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ACPI_SRAT_TYPE_CPU_AFFINITY = 0, |
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ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1, |
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ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY = 2, |
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ACPI_SRAT_TYPE_GICC_AFFINITY = 3, |
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ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4, /* ACPI 6.2 */ |
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ACPI_SRAT_TYPE_GENERIC_AFFINITY = 5, /* ACPI 6.3 */ |
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ACPI_SRAT_TYPE_RESERVED = 6 /* 5 and greater are reserved */ |
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}; |
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/* |
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* SRAT Subtables, correspond to Type in struct acpi_subtable_header |
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*/ |
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/* 0: Processor Local APIC/SAPIC Affinity */ |
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struct acpi_srat_cpu_affinity { |
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struct acpi_subtable_header header; |
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u8 proximity_domain_lo; |
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u8 apic_id; |
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u32 flags; |
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u8 local_sapic_eid; |
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u8 proximity_domain_hi[3]; |
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u32 clock_domain; |
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}; |
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/* Flags */ |
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#define ACPI_SRAT_CPU_USE_AFFINITY (1) /* 00: Use affinity structure */ |
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/* 1: Memory Affinity */ |
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struct acpi_srat_mem_affinity { |
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struct acpi_subtable_header header; |
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u32 proximity_domain; |
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u16 reserved; /* Reserved, must be zero */ |
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u64 base_address; |
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u64 length; |
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u32 reserved1; |
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u32 flags; |
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u64 reserved2; /* Reserved, must be zero */ |
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}; |
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/* Flags */ |
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#define ACPI_SRAT_MEM_ENABLED (1) /* 00: Use affinity structure */ |
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#define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1) /* 01: Memory region is hot pluggable */ |
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#define ACPI_SRAT_MEM_NON_VOLATILE (1<<2) /* 02: Memory region is non-volatile */ |
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/* 2: Processor Local X2_APIC Affinity (ACPI 4.0) */ |
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struct acpi_srat_x2apic_cpu_affinity { |
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struct acpi_subtable_header header; |
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u16 reserved; /* Reserved, must be zero */ |
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u32 proximity_domain; |
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u32 apic_id; |
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u32 flags; |
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u32 clock_domain; |
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u32 reserved2; |
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}; |
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/* Flags for struct acpi_srat_cpu_affinity and struct acpi_srat_x2apic_cpu_affinity */ |
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#define ACPI_SRAT_CPU_ENABLED (1) /* 00: Use affinity structure */ |
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/* 3: GICC Affinity (ACPI 5.1) */ |
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struct acpi_srat_gicc_affinity { |
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struct acpi_subtable_header header; |
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u32 proximity_domain; |
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u32 acpi_processor_uid; |
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u32 flags; |
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u32 clock_domain; |
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}; |
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/* Flags for struct acpi_srat_gicc_affinity */ |
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#define ACPI_SRAT_GICC_ENABLED (1) /* 00: Use affinity structure */ |
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/* 4: GCC ITS Affinity (ACPI 6.2) */ |
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struct acpi_srat_gic_its_affinity { |
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struct acpi_subtable_header header; |
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u32 proximity_domain; |
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u16 reserved; |
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u32 its_id; |
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}; |
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/* 5: Generic Initiator Affinity Structure (ACPI 6.3) */ |
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struct acpi_srat_generic_affinity { |
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struct acpi_subtable_header header; |
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u8 reserved; |
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u8 device_handle_type; |
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u32 proximity_domain; |
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u8 device_handle[16]; |
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u32 flags; |
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u32 reserved1; |
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}; |
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/* Flags for struct acpi_srat_generic_affinity */ |
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#define ACPI_SRAT_GENERIC_AFFINITY_ENABLED (1) /* 00: Use affinity structure */ |
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/******************************************************************************* |
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* |
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* STAO - Status Override Table (_STA override) - ACPI 6.0 |
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* Version 1 |
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* |
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* Conforms to "ACPI Specification for Status Override Table" |
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* 6 January 2015 |
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* |
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******************************************************************************/ |
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struct acpi_table_stao { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u8 ignore_uart; |
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}; |
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/******************************************************************************* |
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* |
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* TCPA - Trusted Computing Platform Alliance table |
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* Version 2 |
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* |
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* TCG Hardware Interface Table for TPM 1.2 Clients and Servers |
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* |
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* Conforms to "TCG ACPI Specification, Family 1.2 and 2.0", |
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* Version 1.2, Revision 8 |
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* February 27, 2017 |
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* |
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* NOTE: There are two versions of the table with the same signature -- |
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* the client version and the server version. The common platform_class |
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* field is used to differentiate the two types of tables. |
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* |
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******************************************************************************/ |
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struct acpi_table_tcpa_hdr { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u16 platform_class; |
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}; |
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/* |
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* Values for platform_class above. |
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* This is how the client and server subtables are differentiated |
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*/ |
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#define ACPI_TCPA_CLIENT_TABLE 0 |
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#define ACPI_TCPA_SERVER_TABLE 1 |
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struct acpi_table_tcpa_client { |
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u32 minimum_log_length; /* Minimum length for the event log area */ |
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u64 log_address; /* Address of the event log area */ |
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}; |
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struct acpi_table_tcpa_server { |
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u16 reserved; |
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u64 minimum_log_length; /* Minimum length for the event log area */ |
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u64 log_address; /* Address of the event log area */ |
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u16 spec_revision; |
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u8 device_flags; |
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u8 interrupt_flags; |
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u8 gpe_number; |
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u8 reserved2[3]; |
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u32 global_interrupt; |
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struct acpi_generic_address address; |
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u32 reserved3; |
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struct acpi_generic_address config_address; |
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u8 group; |
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u8 bus; /* PCI Bus/Segment/Function numbers */ |
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u8 device; |
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u8 function; |
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}; |
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/* Values for device_flags above */ |
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#define ACPI_TCPA_PCI_DEVICE (1) |
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#define ACPI_TCPA_BUS_PNP (1<<1) |
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#define ACPI_TCPA_ADDRESS_VALID (1<<2) |
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/* Values for interrupt_flags above */ |
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#define ACPI_TCPA_INTERRUPT_MODE (1) |
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#define ACPI_TCPA_INTERRUPT_POLARITY (1<<1) |
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#define ACPI_TCPA_SCI_VIA_GPE (1<<2) |
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#define ACPI_TCPA_GLOBAL_INTERRUPT (1<<3) |
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/******************************************************************************* |
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* |
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* TPM2 - Trusted Platform Module (TPM) 2.0 Hardware Interface Table |
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* Version 4 |
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* |
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* TCG Hardware Interface Table for TPM 2.0 Clients and Servers |
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* |
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* Conforms to "TCG ACPI Specification, Family 1.2 and 2.0", |
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* Version 1.2, Revision 8 |
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* February 27, 2017 |
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* |
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******************************************************************************/ |
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/* Revision 3 */ |
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struct acpi_table_tpm23 { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u32 reserved; |
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u64 control_address; |
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u32 start_method; |
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}; |
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/* Value for start_method above */ |
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#define ACPI_TPM23_ACPI_START_METHOD 2 |
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/* |
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* Optional trailer for revision 3. If start method is 2, there is a 4 byte |
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* reserved area of all zeros. |
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*/ |
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struct acpi_tmp23_trailer { |
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u32 reserved; |
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}; |
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/* Revision 4 */ |
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struct acpi_table_tpm2 { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u16 platform_class; |
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u16 reserved; |
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u64 control_address; |
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u32 start_method; |
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/* Platform-specific data follows */ |
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}; |
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/* Optional trailer for revision 4 holding platform-specific data */ |
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struct acpi_tpm2_phy { |
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u8 start_method_specific[12]; |
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u32 log_area_minimum_length; |
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u64 log_area_start_address; |
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}; |
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/* Values for start_method above */ |
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#define ACPI_TPM2_NOT_ALLOWED 0 |
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#define ACPI_TPM2_RESERVED1 1 |
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#define ACPI_TPM2_START_METHOD 2 |
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#define ACPI_TPM2_RESERVED3 3 |
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#define ACPI_TPM2_RESERVED4 4 |
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#define ACPI_TPM2_RESERVED5 5 |
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#define ACPI_TPM2_MEMORY_MAPPED 6 |
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#define ACPI_TPM2_COMMAND_BUFFER 7 |
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#define ACPI_TPM2_COMMAND_BUFFER_WITH_START_METHOD 8 |
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#define ACPI_TPM2_RESERVED9 9 |
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#define ACPI_TPM2_RESERVED10 10 |
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#define ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC 11 /* V1.2 Rev 8 */ |
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#define ACPI_TPM2_RESERVED 12 |
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/* Optional trailer appears after any start_method subtables */ |
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struct acpi_tpm2_trailer { |
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u8 method_parameters[12]; |
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u32 minimum_log_length; /* Minimum length for the event log area */ |
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u64 log_address; /* Address of the event log area */ |
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}; |
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/* |
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* Subtables (start_method-specific) |
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*/ |
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/* 11: Start Method for ARM SMC (V1.2 Rev 8) */ |
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struct acpi_tpm2_arm_smc { |
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u32 global_interrupt; |
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u8 interrupt_flags; |
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u8 operation_flags; |
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u16 reserved; |
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u32 function_id; |
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}; |
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/* Values for interrupt_flags above */ |
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#define ACPI_TPM2_INTERRUPT_SUPPORT (1) |
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/* Values for operation_flags above */ |
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#define ACPI_TPM2_IDLE_SUPPORT (1) |
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/******************************************************************************* |
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* |
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* UEFI - UEFI Boot optimization Table |
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* Version 1 |
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* |
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* Conforms to "Unified Extensible Firmware Interface Specification", |
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* Version 2.3, May 8, 2009 |
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* |
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******************************************************************************/ |
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struct acpi_table_uefi { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u8 identifier[16]; /* UUID identifier */ |
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u16 data_offset; /* Offset of remaining data in table */ |
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}; |
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/******************************************************************************* |
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* |
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* WAET - Windows ACPI Emulated devices Table |
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* Version 1 |
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* |
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* Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009 |
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* |
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******************************************************************************/ |
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struct acpi_table_waet { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u32 flags; |
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}; |
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/* Masks for Flags field above */ |
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#define ACPI_WAET_RTC_NO_ACK (1) /* RTC requires no int acknowledge */ |
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#define ACPI_WAET_TIMER_ONE_READ (1<<1) /* PM timer requires only one read */ |
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/******************************************************************************* |
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* |
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* WDAT - Watchdog Action Table |
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* Version 1 |
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* |
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* Conforms to "Hardware Watchdog Timers Design Specification", |
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* Copyright 2006 Microsoft Corporation. |
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* |
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******************************************************************************/ |
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struct acpi_table_wdat { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u32 header_length; /* Watchdog Header Length */ |
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u16 pci_segment; /* PCI Segment number */ |
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u8 pci_bus; /* PCI Bus number */ |
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u8 pci_device; /* PCI Device number */ |
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u8 pci_function; /* PCI Function number */ |
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u8 reserved[3]; |
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u32 timer_period; /* Period of one timer count (msec) */ |
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u32 max_count; /* Maximum counter value supported */ |
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u32 min_count; /* Minimum counter value */ |
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u8 flags; |
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u8 reserved2[3]; |
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u32 entries; /* Number of watchdog entries that follow */ |
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}; |
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/* Masks for Flags field above */ |
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#define ACPI_WDAT_ENABLED (1) |
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#define ACPI_WDAT_STOPPED 0x80 |
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/* WDAT Instruction Entries (actions) */ |
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struct acpi_wdat_entry { |
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u8 action; |
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u8 instruction; |
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u16 reserved; |
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struct acpi_generic_address register_region; |
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u32 value; /* Value used with Read/Write register */ |
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u32 mask; /* Bitmask required for this register instruction */ |
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}; |
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/* Values for Action field above */ |
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enum acpi_wdat_actions { |
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ACPI_WDAT_RESET = 1, |
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ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4, |
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ACPI_WDAT_GET_COUNTDOWN = 5, |
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ACPI_WDAT_SET_COUNTDOWN = 6, |
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ACPI_WDAT_GET_RUNNING_STATE = 8, |
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ACPI_WDAT_SET_RUNNING_STATE = 9, |
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ACPI_WDAT_GET_STOPPED_STATE = 10, |
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ACPI_WDAT_SET_STOPPED_STATE = 11, |
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ACPI_WDAT_GET_REBOOT = 16, |
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ACPI_WDAT_SET_REBOOT = 17, |
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ACPI_WDAT_GET_SHUTDOWN = 18, |
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ACPI_WDAT_SET_SHUTDOWN = 19, |
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ACPI_WDAT_GET_STATUS = 32, |
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ACPI_WDAT_SET_STATUS = 33, |
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ACPI_WDAT_ACTION_RESERVED = 34 /* 34 and greater are reserved */ |
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}; |
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/* Values for Instruction field above */ |
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enum acpi_wdat_instructions { |
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ACPI_WDAT_READ_VALUE = 0, |
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ACPI_WDAT_READ_COUNTDOWN = 1, |
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ACPI_WDAT_WRITE_VALUE = 2, |
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ACPI_WDAT_WRITE_COUNTDOWN = 3, |
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ACPI_WDAT_INSTRUCTION_RESERVED = 4, /* 4 and greater are reserved */ |
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ACPI_WDAT_PRESERVE_REGISTER = 0x80 /* Except for this value */ |
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}; |
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/******************************************************************************* |
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* |
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* WDDT - Watchdog Descriptor Table |
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* Version 1 |
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* |
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* Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)", |
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* Version 001, September 2002 |
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* |
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******************************************************************************/ |
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struct acpi_table_wddt { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u16 spec_version; |
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u16 table_version; |
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u16 pci_vendor_id; |
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struct acpi_generic_address address; |
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u16 max_count; /* Maximum counter value supported */ |
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u16 min_count; /* Minimum counter value supported */ |
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u16 period; |
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u16 status; |
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u16 capability; |
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}; |
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/* Flags for Status field above */ |
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#define ACPI_WDDT_AVAILABLE (1) |
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#define ACPI_WDDT_ACTIVE (1<<1) |
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#define ACPI_WDDT_TCO_OS_OWNED (1<<2) |
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#define ACPI_WDDT_USER_RESET (1<<11) |
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#define ACPI_WDDT_WDT_RESET (1<<12) |
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#define ACPI_WDDT_POWER_FAIL (1<<13) |
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#define ACPI_WDDT_UNKNOWN_RESET (1<<14) |
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/* Flags for Capability field above */ |
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#define ACPI_WDDT_AUTO_RESET (1) |
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#define ACPI_WDDT_ALERT_SUPPORT (1<<1) |
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/******************************************************************************* |
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* |
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* WDRT - Watchdog Resource Table |
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* Version 1 |
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* |
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* Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003", |
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* Version 1.01, August 28, 2006 |
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* |
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******************************************************************************/ |
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|
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struct acpi_table_wdrt { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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struct acpi_generic_address control_register; |
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struct acpi_generic_address count_register; |
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u16 pci_device_id; |
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u16 pci_vendor_id; |
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u8 pci_bus; /* PCI Bus number */ |
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u8 pci_device; /* PCI Device number */ |
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u8 pci_function; /* PCI Function number */ |
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u8 pci_segment; /* PCI Segment number */ |
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u16 max_count; /* Maximum counter value supported */ |
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u8 units; |
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}; |
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|
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/******************************************************************************* |
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* |
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* WPBT - Windows Platform Environment Table (ACPI 6.0) |
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* Version 1 |
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* |
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* Conforms to "Windows Platform Binary Table (WPBT)" 29 November 2011 |
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* |
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******************************************************************************/ |
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|
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struct acpi_table_wpbt { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u32 handoff_size; |
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u64 handoff_address; |
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u8 layout; |
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u8 type; |
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u16 arguments_length; |
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}; |
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|
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/******************************************************************************* |
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* |
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* WSMT - Windows SMM Security Mitigations Table |
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* Version 1 |
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* |
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* Conforms to "Windows SMM Security Mitigations Table", |
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* Version 1.0, April 18, 2016 |
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* |
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******************************************************************************/ |
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|
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struct acpi_table_wsmt { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u32 protection_flags; |
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}; |
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|
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/* Flags for protection_flags field above */ |
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#define ACPI_WSMT_FIXED_COMM_BUFFERS (1) |
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#define ACPI_WSMT_COMM_BUFFER_NESTED_PTR_PROTECTION (2) |
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#define ACPI_WSMT_SYSTEM_RESOURCE_PROTECTION (4) |
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|
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/******************************************************************************* |
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* |
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* XENV - Xen Environment Table (ACPI 6.0) |
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* Version 1 |
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* |
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* Conforms to "ACPI Specification for Xen Environment Table" 4 January 2015 |
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* |
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******************************************************************************/ |
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|
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struct acpi_table_xenv { |
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struct acpi_table_header header; /* Common ACPI table header */ |
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u64 grant_table_address; |
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u64 grant_table_size; |
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u32 event_interrupt; |
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u8 event_flags; |
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}; |
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/* Reset to default packing */ |
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#pragma pack() |
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#endif /* __ACTBL3_H__ */
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