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Useful because they make it more difficult to inadvertently type in * the wrong signature. */ #define ACPI_SIG_IORT "IORT" /* IO Remapping Table */ #define ACPI_SIG_IVRS "IVRS" /* I/O Virtualization Reporting Structure */ #define ACPI_SIG_LPIT "LPIT" /* Low Power Idle Table */ #define ACPI_SIG_MADT "APIC" /* Multiple APIC Description Table */ #define ACPI_SIG_MCFG "MCFG" /* PCI Memory Mapped Configuration table */ #define ACPI_SIG_MCHI "MCHI" /* Management Controller Host Interface table */ #define ACPI_SIG_MPST "MPST" /* Memory Power State Table */ #define ACPI_SIG_MSCT "MSCT" /* Maximum System Characteristics Table */ #define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */ #define ACPI_SIG_MTMR "MTMR" /* MID Timer table */ #define ACPI_SIG_NFIT "NFIT" /* NVDIMM Firmware Interface Table */ #define ACPI_SIG_PCCT "PCCT" /* Platform Communications Channel Table */ #define ACPI_SIG_PDTT "PDTT" /* Platform Debug Trigger Table */ #define ACPI_SIG_PMTT "PMTT" /* Platform Memory Topology Table */ #define ACPI_SIG_PPTT "PPTT" /* Processor Properties Topology Table */ #define ACPI_SIG_RASF "RASF" /* RAS Feature table */ #define ACPI_SIG_SBST "SBST" /* Smart Battery Specification Table */ #define ACPI_SIG_SDEI "SDEI" /* Software Delegated Exception Interface Table */ #define ACPI_SIG_SDEV "SDEV" /* Secure Devices table */ /* * 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 */ /******************************************************************************* * * IORT - IO Remapping Table * * Conforms to "IO Remapping Table System Software on ARM Platforms", * Document number: ARM DEN 0049D, March 2018 * ******************************************************************************/ struct acpi_table_iort { struct acpi_table_header header; u32 node_count; u32 node_offset; u32 reserved; }; /* * IORT subtables */ struct acpi_iort_node { u8 type; u16 length; u8 revision; u32 reserved; u32 mapping_count; u32 mapping_offset; char node_data[1]; }; /* Values for subtable Type above */ enum acpi_iort_node_type { ACPI_IORT_NODE_ITS_GROUP = 0x00, ACPI_IORT_NODE_NAMED_COMPONENT = 0x01, ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02, ACPI_IORT_NODE_SMMU = 0x03, ACPI_IORT_NODE_SMMU_V3 = 0x04, ACPI_IORT_NODE_PMCG = 0x05 }; struct acpi_iort_id_mapping { u32 input_base; /* Lowest value in input range */ u32 id_count; /* Number of IDs */ u32 output_base; /* Lowest value in output range */ u32 output_reference; /* A reference to the output node */ u32 flags; }; /* Masks for Flags field above for IORT subtable */ #define ACPI_IORT_ID_SINGLE_MAPPING (1) struct acpi_iort_memory_access { u32 cache_coherency; u8 hints; u16 reserved; u8 memory_flags; }; /* Values for cache_coherency field above */ #define ACPI_IORT_NODE_COHERENT 0x00000001 /* The device node is fully coherent */ #define ACPI_IORT_NODE_NOT_COHERENT 0x00000000 /* The device node is not coherent */ /* Masks for Hints field above */ #define ACPI_IORT_HT_TRANSIENT (1) #define ACPI_IORT_HT_WRITE (1<<1) #define ACPI_IORT_HT_READ (1<<2) #define ACPI_IORT_HT_OVERRIDE (1<<3) /* Masks for memory_flags field above */ #define ACPI_IORT_MF_COHERENCY (1) #define ACPI_IORT_MF_ATTRIBUTES (1<<1) /* * IORT node specific subtables */ struct acpi_iort_its_group { u32 its_count; u32 identifiers[1]; /* GIC ITS identifier array */ }; struct acpi_iort_named_component { u32 node_flags; u64 memory_properties; /* Memory access properties */ u8 memory_address_limit; /* Memory address size limit */ char device_name[1]; /* Path of namespace object */ }; /* Masks for Flags field above */ #define ACPI_IORT_NC_STALL_SUPPORTED (1) #define ACPI_IORT_NC_PASID_BITS (31<<1) struct acpi_iort_root_complex { u64 memory_properties; /* Memory access properties */ u32 ats_attribute; u32 pci_segment_number; u8 memory_address_limit; /* Memory address size limit */ u8 reserved[3]; /* Reserved, must be zero */ }; /* Values for ats_attribute field above */ #define ACPI_IORT_ATS_SUPPORTED 0x00000001 /* The root complex supports ATS */ #define ACPI_IORT_ATS_UNSUPPORTED 0x00000000 /* The root complex doesn't support ATS */ struct acpi_iort_smmu { u64 base_address; /* SMMU base address */ u64 span; /* Length of memory range */ u32 model; u32 flags; u32 global_interrupt_offset; u32 context_interrupt_count; u32 context_interrupt_offset; u32 pmu_interrupt_count; u32 pmu_interrupt_offset; u64 interrupts[1]; /* Interrupt array */ }; /* Values for Model field above */ #define ACPI_IORT_SMMU_V1 0x00000000 /* Generic SMMUv1 */ #define ACPI_IORT_SMMU_V2 0x00000001 /* Generic SMMUv2 */ #define ACPI_IORT_SMMU_CORELINK_MMU400 0x00000002 /* ARM Corelink MMU-400 */ #define ACPI_IORT_SMMU_CORELINK_MMU500 0x00000003 /* ARM Corelink MMU-500 */ #define ACPI_IORT_SMMU_CORELINK_MMU401 0x00000004 /* ARM Corelink MMU-401 */ #define ACPI_IORT_SMMU_CAVIUM_THUNDERX 0x00000005 /* Cavium thunder_x SMMUv2 */ /* Masks for Flags field above */ #define ACPI_IORT_SMMU_DVM_SUPPORTED (1) #define ACPI_IORT_SMMU_COHERENT_WALK (1<<1) /* Global interrupt format */ struct acpi_iort_smmu_gsi { u32 nsg_irpt; u32 nsg_irpt_flags; u32 nsg_cfg_irpt; u32 nsg_cfg_irpt_flags; }; struct acpi_iort_smmu_v3 { u64 base_address; /* SMMUv3 base address */ u32 flags; u32 reserved; u64 vatos_address; u32 model; u32 event_gsiv; u32 pri_gsiv; u32 gerr_gsiv; u32 sync_gsiv; u32 pxm; u32 id_mapping_index; }; /* Values for Model field above */ #define ACPI_IORT_SMMU_V3_GENERIC 0x00000000 /* Generic SMMUv3 */ #define ACPI_IORT_SMMU_V3_HISILICON_HI161X 0x00000001 /* hi_silicon Hi161x SMMUv3 */ #define ACPI_IORT_SMMU_V3_CAVIUM_CN99XX 0x00000002 /* Cavium CN99xx SMMUv3 */ /* Masks for Flags field above */ #define ACPI_IORT_SMMU_V3_COHACC_OVERRIDE (1) #define ACPI_IORT_SMMU_V3_HTTU_OVERRIDE (3<<1) #define ACPI_IORT_SMMU_V3_PXM_VALID (1<<3) struct acpi_iort_pmcg { u64 page0_base_address; u32 overflow_gsiv; u32 node_reference; u64 page1_base_address; }; /******************************************************************************* * * IVRS - I/O Virtualization Reporting Structure * Version 1 * * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification", * Revision 1.26, February 2009. * ******************************************************************************/ struct acpi_table_ivrs { struct acpi_table_header header; /* Common ACPI table header */ u32 info; /* Common virtualization info */ u64 reserved; }; /* Values for Info field above */ #define ACPI_IVRS_PHYSICAL_SIZE 0x00007F00 /* 7 bits, physical address size */ #define ACPI_IVRS_VIRTUAL_SIZE 0x003F8000 /* 7 bits, virtual address size */ #define ACPI_IVRS_ATS_RESERVED 0x00400000 /* ATS address translation range reserved */ /* IVRS subtable header */ struct acpi_ivrs_header { u8 type; /* Subtable type */ u8 flags; u16 length; /* Subtable length */ u16 device_id; /* ID of IOMMU */ }; /* Values for subtable Type above */ enum acpi_ivrs_type { ACPI_IVRS_TYPE_HARDWARE = 0x10, ACPI_IVRS_TYPE_MEMORY1 = 0x20, ACPI_IVRS_TYPE_MEMORY2 = 0x21, ACPI_IVRS_TYPE_MEMORY3 = 0x22 }; /* Masks for Flags field above for IVHD subtable */ #define ACPI_IVHD_TT_ENABLE (1) #define ACPI_IVHD_PASS_PW (1<<1) #define ACPI_IVHD_RES_PASS_PW (1<<2) #define ACPI_IVHD_ISOC (1<<3) #define ACPI_IVHD_IOTLB (1<<4) /* Masks for Flags field above for IVMD subtable */ #define ACPI_IVMD_UNITY (1) #define ACPI_IVMD_READ (1<<1) #define ACPI_IVMD_WRITE (1<<2) #define ACPI_IVMD_EXCLUSION_RANGE (1<<3) /* * IVRS subtables, correspond to Type in struct acpi_ivrs_header */ /* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */ struct acpi_ivrs_hardware { struct acpi_ivrs_header header; u16 capability_offset; /* Offset for IOMMU control fields */ u64 base_address; /* IOMMU control registers */ u16 pci_segment_group; u16 info; /* MSI number and unit ID */ u32 reserved; }; /* Masks for Info field above */ #define ACPI_IVHD_MSI_NUMBER_MASK 0x001F /* 5 bits, MSI message number */ #define ACPI_IVHD_UNIT_ID_MASK 0x1F00 /* 5 bits, unit_ID */ /* * Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure. * Upper two bits of the Type field are the (encoded) length of the structure. * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries * are reserved for future use but not defined. */ struct acpi_ivrs_de_header { u8 type; u16 id; u8 data_setting; }; /* Length of device entry is in the top two bits of Type field above */ #define ACPI_IVHD_ENTRY_LENGTH 0xC0 /* Values for device entry Type field above */ enum acpi_ivrs_device_entry_type { /* 4-byte device entries, all use struct acpi_ivrs_device4 */ ACPI_IVRS_TYPE_PAD4 = 0, ACPI_IVRS_TYPE_ALL = 1, ACPI_IVRS_TYPE_SELECT = 2, ACPI_IVRS_TYPE_START = 3, ACPI_IVRS_TYPE_END = 4, /* 8-byte device entries */ ACPI_IVRS_TYPE_PAD8 = 64, ACPI_IVRS_TYPE_NOT_USED = 65, ACPI_IVRS_TYPE_ALIAS_SELECT = 66, /* Uses struct acpi_ivrs_device8a */ ACPI_IVRS_TYPE_ALIAS_START = 67, /* Uses struct acpi_ivrs_device8a */ ACPI_IVRS_TYPE_EXT_SELECT = 70, /* Uses struct acpi_ivrs_device8b */ ACPI_IVRS_TYPE_EXT_START = 71, /* Uses struct acpi_ivrs_device8b */ ACPI_IVRS_TYPE_SPECIAL = 72 /* Uses struct acpi_ivrs_device8c */ }; /* Values for Data field above */ #define ACPI_IVHD_INIT_PASS (1) #define ACPI_IVHD_EINT_PASS (1<<1) #define ACPI_IVHD_NMI_PASS (1<<2) #define ACPI_IVHD_SYSTEM_MGMT (3<<4) #define ACPI_IVHD_LINT0_PASS (1<<6) #define ACPI_IVHD_LINT1_PASS (1<<7) /* Types 0-4: 4-byte device entry */ struct acpi_ivrs_device4 { struct acpi_ivrs_de_header header; }; /* Types 66-67: 8-byte device entry */ struct acpi_ivrs_device8a { struct acpi_ivrs_de_header header; u8 reserved1; u16 used_id; u8 reserved2; }; /* Types 70-71: 8-byte device entry */ struct acpi_ivrs_device8b { struct acpi_ivrs_de_header header; u32 extended_data; }; /* Values for extended_data above */ #define ACPI_IVHD_ATS_DISABLED (1<<31) /* Type 72: 8-byte device entry */ struct acpi_ivrs_device8c { struct acpi_ivrs_de_header header; u8 handle; u16 used_id; u8 variety; }; /* Values for Variety field above */ #define ACPI_IVHD_IOAPIC 1 #define ACPI_IVHD_HPET 2 /* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */ struct acpi_ivrs_memory { struct acpi_ivrs_header header; u16 aux_data; u64 reserved; u64 start_address; u64 memory_length; }; /******************************************************************************* * * LPIT - Low Power Idle Table * * Conforms to "ACPI Low Power Idle Table (LPIT)" July 2014. * ******************************************************************************/ struct acpi_table_lpit { struct acpi_table_header header; /* Common ACPI table header */ }; /* LPIT subtable header */ struct acpi_lpit_header { u32 type; /* Subtable type */ u32 length; /* Subtable length */ u16 unique_id; u16 reserved; u32 flags; }; /* Values for subtable Type above */ enum acpi_lpit_type { ACPI_LPIT_TYPE_NATIVE_CSTATE = 0x00, ACPI_LPIT_TYPE_RESERVED = 0x01 /* 1 and above are reserved */ }; /* Masks for Flags field above */ #define ACPI_LPIT_STATE_DISABLED (1) #define ACPI_LPIT_NO_COUNTER (1<<1) /* * LPIT subtables, correspond to Type in struct acpi_lpit_header */ /* 0x00: Native C-state instruction based LPI structure */ struct acpi_lpit_native { struct acpi_lpit_header header; struct acpi_generic_address entry_trigger; u32 residency; u32 latency; struct acpi_generic_address residency_counter; u64 counter_frequency; }; /******************************************************************************* * * MADT - Multiple APIC Description Table * Version 3 * ******************************************************************************/ struct acpi_table_madt { struct acpi_table_header header; /* Common ACPI table header */ u32 address; /* Physical address of local APIC */ u32 flags; }; /* Masks for Flags field above */ #define ACPI_MADT_PCAT_COMPAT (1) /* 00: System also has dual 8259s */ /* Values for PCATCompat flag */ #define ACPI_MADT_DUAL_PIC 1 #define ACPI_MADT_MULTIPLE_APIC 0 /* Values for MADT subtable type in struct acpi_subtable_header */ enum acpi_madt_type { ACPI_MADT_TYPE_LOCAL_APIC = 0, ACPI_MADT_TYPE_IO_APIC = 1, ACPI_MADT_TYPE_INTERRUPT_OVERRIDE = 2, ACPI_MADT_TYPE_NMI_SOURCE = 3, ACPI_MADT_TYPE_LOCAL_APIC_NMI = 4, ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE = 5, ACPI_MADT_TYPE_IO_SAPIC = 6, ACPI_MADT_TYPE_LOCAL_SAPIC = 7, ACPI_MADT_TYPE_INTERRUPT_SOURCE = 8, ACPI_MADT_TYPE_LOCAL_X2APIC = 9, ACPI_MADT_TYPE_LOCAL_X2APIC_NMI = 10, ACPI_MADT_TYPE_GENERIC_INTERRUPT = 11, ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR = 12, ACPI_MADT_TYPE_GENERIC_MSI_FRAME = 13, ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR = 14, ACPI_MADT_TYPE_GENERIC_TRANSLATOR = 15, ACPI_MADT_TYPE_RESERVED = 16 /* 16 and greater are reserved */ }; /* * MADT Subtables, correspond to Type in struct acpi_subtable_header */ /* 0: Processor Local APIC */ struct acpi_madt_local_apic { struct acpi_subtable_header header; u8 processor_id; /* ACPI processor id */ u8 id; /* Processor's local APIC id */ u32 lapic_flags; }; /* 1: IO APIC */ struct acpi_madt_io_apic { struct acpi_subtable_header header; u8 id; /* I/O APIC ID */ u8 reserved; /* reserved - must be zero */ u32 address; /* APIC physical address */ u32 global_irq_base; /* Global system interrupt where INTI lines start */ }; /* 2: Interrupt Override */ struct acpi_madt_interrupt_override { struct acpi_subtable_header header; u8 bus; /* 0 - ISA */ u8 source_irq; /* Interrupt source (IRQ) */ u32 global_irq; /* Global system interrupt */ u16 inti_flags; }; /* 3: NMI Source */ struct acpi_madt_nmi_source { struct acpi_subtable_header header; u16 inti_flags; u32 global_irq; /* Global system interrupt */ }; /* 4: Local APIC NMI */ struct acpi_madt_local_apic_nmi { struct acpi_subtable_header header; u8 processor_id; /* ACPI processor id */ u16 inti_flags; u8 lint; /* LINTn to which NMI is connected */ }; /* 5: Address Override */ struct acpi_madt_local_apic_override { struct acpi_subtable_header header; u16 reserved; /* Reserved, must be zero */ u64 address; /* APIC physical address */ }; /* 6: I/O Sapic */ struct acpi_madt_io_sapic { struct acpi_subtable_header header; u8 id; /* I/O SAPIC ID */ u8 reserved; /* Reserved, must be zero */ u32 global_irq_base; /* Global interrupt for SAPIC start */ u64 address; /* SAPIC physical address */ }; /* 7: Local Sapic */ struct acpi_madt_local_sapic { struct acpi_subtable_header header; u8 processor_id; /* ACPI processor id */ u8 id; /* SAPIC ID */ u8 eid; /* SAPIC EID */ u8 reserved[3]; /* Reserved, must be zero */ u32 lapic_flags; u32 uid; /* Numeric UID - ACPI 3.0 */ char uid_string[1]; /* String UID - ACPI 3.0 */ }; /* 8: Platform Interrupt Source */ struct acpi_madt_interrupt_source { struct acpi_subtable_header header; u16 inti_flags; u8 type; /* 1=PMI, 2=INIT, 3=corrected */ u8 id; /* Processor ID */ u8 eid; /* Processor EID */ u8 io_sapic_vector; /* Vector value for PMI interrupts */ u32 global_irq; /* Global system interrupt */ u32 flags; /* Interrupt Source Flags */ }; /* Masks for Flags field above */ #define ACPI_MADT_CPEI_OVERRIDE (1) /* 9: Processor Local X2APIC (ACPI 4.0) */ struct acpi_madt_local_x2apic { struct acpi_subtable_header header; u16 reserved; /* reserved - must be zero */ u32 local_apic_id; /* Processor x2APIC ID */ u32 lapic_flags; u32 uid; /* ACPI processor UID */ }; /* 10: Local X2APIC NMI (ACPI 4.0) */ struct acpi_madt_local_x2apic_nmi { struct acpi_subtable_header header; u16 inti_flags; u32 uid; /* ACPI processor UID */ u8 lint; /* LINTn to which NMI is connected */ u8 reserved[3]; /* reserved - must be zero */ }; /* 11: Generic interrupt - GICC (ACPI 5.0 + ACPI 6.0 + ACPI 6.3 changes) */ struct acpi_madt_generic_interrupt { struct acpi_subtable_header header; u16 reserved; /* reserved - must be zero */ u32 cpu_interface_number; u32 uid; u32 flags; u32 parking_version; u32 performance_interrupt; u64 parked_address; u64 base_address; u64 gicv_base_address; u64 gich_base_address; u32 vgic_interrupt; u64 gicr_base_address; u64 arm_mpidr; u8 efficiency_class; u8 reserved2[1]; u16 spe_interrupt; /* ACPI 6.3 */ }; /* Masks for Flags field above */ /* ACPI_MADT_ENABLED (1) Processor is usable if set */ #define ACPI_MADT_PERFORMANCE_IRQ_MODE (1<<1) /* 01: Performance Interrupt Mode */ #define ACPI_MADT_VGIC_IRQ_MODE (1<<2) /* 02: VGIC Maintenance Interrupt mode */ /* 12: Generic Distributor (ACPI 5.0 + ACPI 6.0 changes) */ struct acpi_madt_generic_distributor { struct acpi_subtable_header header; u16 reserved; /* reserved - must be zero */ u32 gic_id; u64 base_address; u32 global_irq_base; u8 version; u8 reserved2[3]; /* reserved - must be zero */ }; /* Values for Version field above */ enum acpi_madt_gic_version { ACPI_MADT_GIC_VERSION_NONE = 0, ACPI_MADT_GIC_VERSION_V1 = 1, ACPI_MADT_GIC_VERSION_V2 = 2, ACPI_MADT_GIC_VERSION_V3 = 3, ACPI_MADT_GIC_VERSION_V4 = 4, ACPI_MADT_GIC_VERSION_RESERVED = 5 /* 5 and greater are reserved */ }; /* 13: Generic MSI Frame (ACPI 5.1) */ struct acpi_madt_generic_msi_frame { struct acpi_subtable_header header; u16 reserved; /* reserved - must be zero */ u32 msi_frame_id; u64 base_address; u32 flags; u16 spi_count; u16 spi_base; }; /* Masks for Flags field above */ #define ACPI_MADT_OVERRIDE_SPI_VALUES (1) /* 14: Generic Redistributor (ACPI 5.1) */ struct acpi_madt_generic_redistributor { struct acpi_subtable_header header; u16 reserved; /* reserved - must be zero */ u64 base_address; u32 length; }; /* 15: Generic Translator (ACPI 6.0) */ struct acpi_madt_generic_translator { struct acpi_subtable_header header; u16 reserved; /* reserved - must be zero */ u32 translation_id; u64 base_address; u32 reserved2; }; /* * Common flags fields for MADT subtables */ /* MADT Local APIC flags */ #define ACPI_MADT_ENABLED (1) /* 00: Processor is usable if set */ /* MADT MPS INTI flags (inti_flags) */ #define ACPI_MADT_POLARITY_MASK (3) /* 00-01: Polarity of APIC I/O input signals */ #define ACPI_MADT_TRIGGER_MASK (3<<2) /* 02-03: Trigger mode of APIC input signals */ /* Values for MPS INTI flags */ #define ACPI_MADT_POLARITY_CONFORMS 0 #define ACPI_MADT_POLARITY_ACTIVE_HIGH 1 #define ACPI_MADT_POLARITY_RESERVED 2 #define ACPI_MADT_POLARITY_ACTIVE_LOW 3 #define ACPI_MADT_TRIGGER_CONFORMS (0) #define ACPI_MADT_TRIGGER_EDGE (1<<2) #define ACPI_MADT_TRIGGER_RESERVED (2<<2) #define ACPI_MADT_TRIGGER_LEVEL (3<<2) /******************************************************************************* * * MCFG - PCI Memory Mapped Configuration table and subtable * Version 1 * * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005 * ******************************************************************************/ struct acpi_table_mcfg { struct acpi_table_header header; /* Common ACPI table header */ u8 reserved[8]; }; /* Subtable */ struct acpi_mcfg_allocation { u64 address; /* Base address, processor-relative */ u16 pci_segment; /* PCI segment group number */ u8 start_bus_number; /* Starting PCI Bus number */ u8 end_bus_number; /* Final PCI Bus number */ u32 reserved; }; /******************************************************************************* * * MCHI - Management Controller Host Interface Table * Version 1 * * Conforms to "Management Component Transport Protocol (MCTP) Host * Interface Specification", Revision 1.0.0a, October 13, 2009 * ******************************************************************************/ struct acpi_table_mchi { struct acpi_table_header header; /* Common ACPI table header */ u8 interface_type; u8 protocol; u64 protocol_data; u8 interrupt_type; u8 gpe; u8 pci_device_flag; u32 global_interrupt; struct acpi_generic_address control_register; u8 pci_segment; u8 pci_bus; u8 pci_device; u8 pci_function; }; /******************************************************************************* * * MPST - Memory Power State Table (ACPI 5.0) * Version 1 * ******************************************************************************/ #define ACPI_MPST_CHANNEL_INFO \ u8 channel_id; \ u8 reserved1[3]; \ u16 power_node_count; \ u16 reserved2; /* Main table */ struct acpi_table_mpst { struct acpi_table_header header; /* Common ACPI table header */ ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */ }; /* Memory Platform Communication Channel Info */ struct acpi_mpst_channel { ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */ }; /* Memory Power Node Structure */ struct acpi_mpst_power_node { u8 flags; u8 reserved1; u16 node_id; u32 length; u64 range_address; u64 range_length; u32 num_power_states; u32 num_physical_components; }; /* Values for Flags field above */ #define ACPI_MPST_ENABLED 1 #define ACPI_MPST_POWER_MANAGED 2 #define ACPI_MPST_HOT_PLUG_CAPABLE 4 /* Memory Power State Structure (follows POWER_NODE above) */ struct acpi_mpst_power_state { u8 power_state; u8 info_index; }; /* Physical Component ID Structure (follows POWER_STATE above) */ struct acpi_mpst_component { u16 component_id; }; /* Memory Power State Characteristics Structure (follows all POWER_NODEs) */ struct acpi_mpst_data_hdr { u16 characteristics_count; u16 reserved; }; struct acpi_mpst_power_data { u8 structure_id; u8 flags; u16 reserved1; u32 average_power; u32 power_saving; u64 exit_latency; u64 reserved2; }; /* Values for Flags field above */ #define ACPI_MPST_PRESERVE 1 #define ACPI_MPST_AUTOENTRY 2 #define ACPI_MPST_AUTOEXIT 4 /* Shared Memory Region (not part of an ACPI table) */ struct acpi_mpst_shared { u32 signature; u16 pcc_command; u16 pcc_status; u32 command_register; u32 status_register; u32 power_state_id; u32 power_node_id; u64 energy_consumed; u64 average_power; }; /******************************************************************************* * * MSCT - Maximum System Characteristics Table (ACPI 4.0) * Version 1 * ******************************************************************************/ struct acpi_table_msct { struct acpi_table_header header; /* Common ACPI table header */ u32 proximity_offset; /* Location of proximity info struct(s) */ u32 max_proximity_domains; /* Max number of proximity domains */ u32 max_clock_domains; /* Max number of clock domains */ u64 max_address; /* Max physical address in system */ }; /* subtable - Maximum Proximity Domain Information. Version 1 */ struct acpi_msct_proximity { u8 revision; u8 length; u32 range_start; /* Start of domain range */ u32 range_end; /* End of domain range */ u32 processor_capacity; u64 memory_capacity; /* In bytes */ }; /******************************************************************************* * * MSDM - Microsoft Data Management table * * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)", * November 29, 2011. Copyright 2011 Microsoft * ******************************************************************************/ /* Basic MSDM table is only the common ACPI header */ struct acpi_table_msdm { struct acpi_table_header header; /* Common ACPI table header */ }; /******************************************************************************* * * MTMR - MID Timer Table * Version 1 * * Conforms to "Simple Firmware Interface Specification", * Draft 0.8.2, Oct 19, 2010 * NOTE: The ACPI MTMR is equivalent to the SFI MTMR table. * ******************************************************************************/ struct acpi_table_mtmr { struct acpi_table_header header; /* Common ACPI table header */ }; /* MTMR entry */ struct acpi_mtmr_entry { struct acpi_generic_address physical_address; u32 frequency; u32 irq; }; /******************************************************************************* * * NFIT - NVDIMM Interface Table (ACPI 6.0+) * Version 1 * ******************************************************************************/ struct acpi_table_nfit { struct acpi_table_header header; /* Common ACPI table header */ u32 reserved; /* Reserved, must be zero */ }; /* Subtable header for NFIT */ struct acpi_nfit_header { u16 type; u16 length; }; /* Values for subtable type in struct acpi_nfit_header */ enum acpi_nfit_type { ACPI_NFIT_TYPE_SYSTEM_ADDRESS = 0, ACPI_NFIT_TYPE_MEMORY_MAP = 1, ACPI_NFIT_TYPE_INTERLEAVE = 2, ACPI_NFIT_TYPE_SMBIOS = 3, ACPI_NFIT_TYPE_CONTROL_REGION = 4, ACPI_NFIT_TYPE_DATA_REGION = 5, ACPI_NFIT_TYPE_FLUSH_ADDRESS = 6, ACPI_NFIT_TYPE_CAPABILITIES = 7, ACPI_NFIT_TYPE_RESERVED = 8 /* 8 and greater are reserved */ }; /* * NFIT Subtables */ /* 0: System Physical Address Range Structure */ struct acpi_nfit_system_address { struct acpi_nfit_header header; u16 range_index; u16 flags; u32 reserved; /* Reserved, must be zero */ u32 proximity_domain; u8 range_guid[16]; u64 address; u64 length; u64 memory_mapping; }; /* Flags */ #define ACPI_NFIT_ADD_ONLINE_ONLY (1) /* 00: Add/Online Operation Only */ #define ACPI_NFIT_PROXIMITY_VALID (1<<1) /* 01: Proximity Domain Valid */ /* Range Type GUIDs appear in the include/acuuid.h file */ /* 1: Memory Device to System Address Range Map Structure */ struct acpi_nfit_memory_map { struct acpi_nfit_header header; u32 device_handle; u16 physical_id; u16 region_id; u16 range_index; u16 region_index; u64 region_size; u64 region_offset; u64 address; u16 interleave_index; u16 interleave_ways; u16 flags; u16 reserved; /* Reserved, must be zero */ }; /* Flags */ #define ACPI_NFIT_MEM_SAVE_FAILED (1) /* 00: Last SAVE to Memory Device failed */ #define ACPI_NFIT_MEM_RESTORE_FAILED (1<<1) /* 01: Last RESTORE from Memory Device failed */ #define ACPI_NFIT_MEM_FLUSH_FAILED (1<<2) /* 02: Platform flush failed */ #define ACPI_NFIT_MEM_NOT_ARMED (1<<3) /* 03: Memory Device is not armed */ #define ACPI_NFIT_MEM_HEALTH_OBSERVED (1<<4) /* 04: Memory Device observed SMART/health events */ #define ACPI_NFIT_MEM_HEALTH_ENABLED (1<<5) /* 05: SMART/health events enabled */ #define ACPI_NFIT_MEM_MAP_FAILED (1<<6) /* 06: Mapping to SPA failed */ /* 2: Interleave Structure */ struct acpi_nfit_interleave { struct acpi_nfit_header header; u16 interleave_index; u16 reserved; /* Reserved, must be zero */ u32 line_count; u32 line_size; u32 line_offset[1]; /* Variable length */ }; /* 3: SMBIOS Management Information Structure */ struct acpi_nfit_smbios { struct acpi_nfit_header header; u32 reserved; /* Reserved, must be zero */ u8 data[1]; /* Variable length */ }; /* 4: NVDIMM Control Region Structure */ struct acpi_nfit_control_region { struct acpi_nfit_header header; u16 region_index; u16 vendor_id; u16 device_id; u16 revision_id; u16 subsystem_vendor_id; u16 subsystem_device_id; u16 subsystem_revision_id; u8 valid_fields; u8 manufacturing_location; u16 manufacturing_date; u8 reserved[2]; /* Reserved, must be zero */ u32 serial_number; u16 code; u16 windows; u64 window_size; u64 command_offset; u64 command_size; u64 status_offset; u64 status_size; u16 flags; u8 reserved1[6]; /* Reserved, must be zero */ }; /* Flags */ #define ACPI_NFIT_CONTROL_BUFFERED (1) /* Block Data Windows implementation is buffered */ /* valid_fields bits */ #define ACPI_NFIT_CONTROL_MFG_INFO_VALID (1) /* Manufacturing fields are valid */ /* 5: NVDIMM Block Data Window Region Structure */ struct acpi_nfit_data_region { struct acpi_nfit_header header; u16 region_index; u16 windows; u64 offset; u64 size; u64 capacity; u64 start_address; }; /* 6: Flush Hint Address Structure */ struct acpi_nfit_flush_address { struct acpi_nfit_header header; u32 device_handle; u16 hint_count; u8 reserved[6]; /* Reserved, must be zero */ u64 hint_address[1]; /* Variable length */ }; /* 7: Platform Capabilities Structure */ struct acpi_nfit_capabilities { struct acpi_nfit_header header; u8 highest_capability; u8 reserved[3]; /* Reserved, must be zero */ u32 capabilities; u32 reserved2; }; /* Capabilities Flags */ #define ACPI_NFIT_CAPABILITY_CACHE_FLUSH (1) /* 00: Cache Flush to NVDIMM capable */ #define ACPI_NFIT_CAPABILITY_MEM_FLUSH (1<<1) /* 01: Memory Flush to NVDIMM capable */ #define ACPI_NFIT_CAPABILITY_MEM_MIRRORING (1<<2) /* 02: Memory Mirroring capable */ /* * NFIT/DVDIMM device handle support - used as the _ADR for each NVDIMM */ struct nfit_device_handle { u32 handle; }; /* Device handle construction and extraction macros */ #define ACPI_NFIT_DIMM_NUMBER_MASK 0x0000000F #define ACPI_NFIT_CHANNEL_NUMBER_MASK 0x000000F0 #define ACPI_NFIT_MEMORY_ID_MASK 0x00000F00 #define ACPI_NFIT_SOCKET_ID_MASK 0x0000F000 #define ACPI_NFIT_NODE_ID_MASK 0x0FFF0000 #define ACPI_NFIT_DIMM_NUMBER_OFFSET 0 #define ACPI_NFIT_CHANNEL_NUMBER_OFFSET 4 #define ACPI_NFIT_MEMORY_ID_OFFSET 8 #define ACPI_NFIT_SOCKET_ID_OFFSET 12 #define ACPI_NFIT_NODE_ID_OFFSET 16 /* Macro to construct a NFIT/NVDIMM device handle */ #define ACPI_NFIT_BUILD_DEVICE_HANDLE(dimm, channel, memory, socket, node) \ ((dimm) | \ ((channel) << ACPI_NFIT_CHANNEL_NUMBER_OFFSET) | \ ((memory) << ACPI_NFIT_MEMORY_ID_OFFSET) | \ ((socket) << ACPI_NFIT_SOCKET_ID_OFFSET) | \ ((node) << ACPI_NFIT_NODE_ID_OFFSET)) /* Macros to extract individual fields from a NFIT/NVDIMM device handle */ #define ACPI_NFIT_GET_DIMM_NUMBER(handle) \ ((handle) & ACPI_NFIT_DIMM_NUMBER_MASK) #define ACPI_NFIT_GET_CHANNEL_NUMBER(handle) \ (((handle) & ACPI_NFIT_CHANNEL_NUMBER_MASK) >> ACPI_NFIT_CHANNEL_NUMBER_OFFSET) #define ACPI_NFIT_GET_MEMORY_ID(handle) \ (((handle) & ACPI_NFIT_MEMORY_ID_MASK) >> ACPI_NFIT_MEMORY_ID_OFFSET) #define ACPI_NFIT_GET_SOCKET_ID(handle) \ (((handle) & ACPI_NFIT_SOCKET_ID_MASK) >> ACPI_NFIT_SOCKET_ID_OFFSET) #define ACPI_NFIT_GET_NODE_ID(handle) \ (((handle) & ACPI_NFIT_NODE_ID_MASK) >> ACPI_NFIT_NODE_ID_OFFSET) /******************************************************************************* * * PCCT - Platform Communications Channel Table (ACPI 5.0) * Version 2 (ACPI 6.2) * ******************************************************************************/ struct acpi_table_pcct { struct acpi_table_header header; /* Common ACPI table header */ u32 flags; u64 reserved; }; /* Values for Flags field above */ #define ACPI_PCCT_DOORBELL 1 /* Values for subtable type in struct acpi_subtable_header */ enum acpi_pcct_type { ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0, ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1, ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE_TYPE2 = 2, /* ACPI 6.1 */ ACPI_PCCT_TYPE_EXT_PCC_MASTER_SUBSPACE = 3, /* ACPI 6.2 */ ACPI_PCCT_TYPE_EXT_PCC_SLAVE_SUBSPACE = 4, /* ACPI 6.2 */ ACPI_PCCT_TYPE_RESERVED = 5 /* 5 and greater are reserved */ }; /* * PCCT Subtables, correspond to Type in struct acpi_subtable_header */ /* 0: Generic Communications Subspace */ struct acpi_pcct_subspace { struct acpi_subtable_header header; u8 reserved[6]; u64 base_address; u64 length; struct acpi_generic_address doorbell_register; u64 preserve_mask; u64 write_mask; u32 latency; u32 max_access_rate; u16 min_turnaround_time; }; /* 1: HW-reduced Communications Subspace (ACPI 5.1) */ struct acpi_pcct_hw_reduced { struct acpi_subtable_header header; u32 platform_interrupt; u8 flags; u8 reserved; u64 base_address; u64 length; struct acpi_generic_address doorbell_register; u64 preserve_mask; u64 write_mask; u32 latency; u32 max_access_rate; u16 min_turnaround_time; }; /* 2: HW-reduced Communications Subspace Type 2 (ACPI 6.1) */ struct acpi_pcct_hw_reduced_type2 { struct acpi_subtable_header header; u32 platform_interrupt; u8 flags; u8 reserved; u64 base_address; u64 length; struct acpi_generic_address doorbell_register; u64 preserve_mask; u64 write_mask; u32 latency; u32 max_access_rate; u16 min_turnaround_time; struct acpi_generic_address platform_ack_register; u64 ack_preserve_mask; u64 ack_write_mask; }; /* 3: Extended PCC Master Subspace Type 3 (ACPI 6.2) */ struct acpi_pcct_ext_pcc_master { struct acpi_subtable_header header; u32 platform_interrupt; u8 flags; u8 reserved1; u64 base_address; u32 length; struct acpi_generic_address doorbell_register; u64 preserve_mask; u64 write_mask; u32 latency; u32 max_access_rate; u32 min_turnaround_time; struct acpi_generic_address platform_ack_register; u64 ack_preserve_mask; u64 ack_set_mask; u64 reserved2; struct acpi_generic_address cmd_complete_register; u64 cmd_complete_mask; struct acpi_generic_address cmd_update_register; u64 cmd_update_preserve_mask; u64 cmd_update_set_mask; struct acpi_generic_address error_status_register; u64 error_status_mask; }; /* 4: Extended PCC Slave Subspace Type 4 (ACPI 6.2) */ struct acpi_pcct_ext_pcc_slave { struct acpi_subtable_header header; u32 platform_interrupt; u8 flags; u8 reserved1; u64 base_address; u32 length; struct acpi_generic_address doorbell_register; u64 preserve_mask; u64 write_mask; u32 latency; u32 max_access_rate; u32 min_turnaround_time; struct acpi_generic_address platform_ack_register; u64 ack_preserve_mask; u64 ack_set_mask; u64 reserved2; struct acpi_generic_address cmd_complete_register; u64 cmd_complete_mask; struct acpi_generic_address cmd_update_register; u64 cmd_update_preserve_mask; u64 cmd_update_set_mask; struct acpi_generic_address error_status_register; u64 error_status_mask; }; /* Values for doorbell flags above */ #define ACPI_PCCT_INTERRUPT_POLARITY (1) #define ACPI_PCCT_INTERRUPT_MODE (1<<1) /* * PCC memory structures (not part of the ACPI table) */ /* Shared Memory Region */ struct acpi_pcct_shared_memory { u32 signature; u16 command; u16 status; }; /* Extended PCC Subspace Shared Memory Region (ACPI 6.2) */ struct acpi_pcct_ext_pcc_shared_memory { u32 signature; u32 flags; u32 length; u32 command; }; /******************************************************************************* * * PDTT - Platform Debug Trigger Table (ACPI 6.2) * Version 0 * ******************************************************************************/ struct acpi_table_pdtt { struct acpi_table_header header; /* Common ACPI table header */ u8 trigger_count; u8 reserved[3]; u32 array_offset; }; /* * PDTT Communication Channel Identifier Structure. * The number of these structures is defined by trigger_count above, * starting at array_offset. */ struct acpi_pdtt_channel { u8 subchannel_id; u8 flags; }; /* Flags for above */ #define ACPI_PDTT_RUNTIME_TRIGGER (1) #define ACPI_PDTT_WAIT_COMPLETION (1<<1) #define ACPI_PDTT_TRIGGER_ORDER (1<<2) /******************************************************************************* * * PMTT - Platform Memory Topology Table (ACPI 5.0) * Version 1 * ******************************************************************************/ struct acpi_table_pmtt { struct acpi_table_header header; /* Common ACPI table header */ u32 reserved; }; /* Common header for PMTT subtables that follow main table */ struct acpi_pmtt_header { u8 type; u8 reserved1; u16 length; u16 flags; u16 reserved2; }; /* Values for Type field above */ #define ACPI_PMTT_TYPE_SOCKET 0 #define ACPI_PMTT_TYPE_CONTROLLER 1 #define ACPI_PMTT_TYPE_DIMM 2 #define ACPI_PMTT_TYPE_RESERVED 3 /* 0x03-0xFF are reserved */ /* Values for Flags field above */ #define ACPI_PMTT_TOP_LEVEL 0x0001 #define ACPI_PMTT_PHYSICAL 0x0002 #define ACPI_PMTT_MEMORY_TYPE 0x000C /* * PMTT subtables, correspond to Type in struct acpi_pmtt_header */ /* 0: Socket Structure */ struct acpi_pmtt_socket { struct acpi_pmtt_header header; u16 socket_id; u16 reserved; }; /* 1: Memory Controller subtable */ struct acpi_pmtt_controller { struct acpi_pmtt_header header; u32 read_latency; u32 write_latency; u32 read_bandwidth; u32 write_bandwidth; u16 access_width; u16 alignment; u16 reserved; u16 domain_count; }; /* 1a: Proximity Domain substructure */ struct acpi_pmtt_domain { u32 proximity_domain; }; /* 2: Physical Component Identifier (DIMM) */ struct acpi_pmtt_physical_component { struct acpi_pmtt_header header; u16 component_id; u16 reserved; u32 memory_size; u32 bios_handle; }; /******************************************************************************* * * PPTT - Processor Properties Topology Table (ACPI 6.2) * Version 1 * ******************************************************************************/ struct acpi_table_pptt { struct acpi_table_header header; /* Common ACPI table header */ }; /* Values for Type field above */ enum acpi_pptt_type { ACPI_PPTT_TYPE_PROCESSOR = 0, ACPI_PPTT_TYPE_CACHE = 1, ACPI_PPTT_TYPE_ID = 2, ACPI_PPTT_TYPE_RESERVED = 3 }; /* 0: Processor Hierarchy Node Structure */ struct acpi_pptt_processor { struct acpi_subtable_header header; u16 reserved; u32 flags; u32 parent; u32 acpi_processor_id; u32 number_of_priv_resources; }; /* Flags */ #define ACPI_PPTT_PHYSICAL_PACKAGE (1) #define ACPI_PPTT_ACPI_PROCESSOR_ID_VALID (1<<1) #define ACPI_PPTT_ACPI_PROCESSOR_IS_THREAD (1<<2) /* ACPI 6.3 */ #define ACPI_PPTT_ACPI_LEAF_NODE (1<<3) /* ACPI 6.3 */ #define ACPI_PPTT_ACPI_IDENTICAL (1<<4) /* ACPI 6.3 */ /* 1: Cache Type Structure */ struct acpi_pptt_cache { struct acpi_subtable_header header; u16 reserved; u32 flags; u32 next_level_of_cache; u32 size; u32 number_of_sets; u8 associativity; u8 attributes; u16 line_size; }; /* Flags */ #define ACPI_PPTT_SIZE_PROPERTY_VALID (1) /* Physical property valid */ #define ACPI_PPTT_NUMBER_OF_SETS_VALID (1<<1) /* Number of sets valid */ #define ACPI_PPTT_ASSOCIATIVITY_VALID (1<<2) /* Associativity valid */ #define ACPI_PPTT_ALLOCATION_TYPE_VALID (1<<3) /* Allocation type valid */ #define ACPI_PPTT_CACHE_TYPE_VALID (1<<4) /* Cache type valid */ #define ACPI_PPTT_WRITE_POLICY_VALID (1<<5) /* Write policy valid */ #define ACPI_PPTT_LINE_SIZE_VALID (1<<6) /* Line size valid */ /* Masks for Attributes */ #define ACPI_PPTT_MASK_ALLOCATION_TYPE (0x03) /* Allocation type */ #define ACPI_PPTT_MASK_CACHE_TYPE (0x0C) /* Cache type */ #define ACPI_PPTT_MASK_WRITE_POLICY (0x10) /* Write policy */ /* Attributes describing cache */ #define ACPI_PPTT_CACHE_READ_ALLOCATE (0x0) /* Cache line is allocated on read */ #define ACPI_PPTT_CACHE_WRITE_ALLOCATE (0x01) /* Cache line is allocated on write */ #define ACPI_PPTT_CACHE_RW_ALLOCATE (0x02) /* Cache line is allocated on read and write */ #define ACPI_PPTT_CACHE_RW_ALLOCATE_ALT (0x03) /* Alternate representation of above */ #define ACPI_PPTT_CACHE_TYPE_DATA (0x0) /* Data cache */ #define ACPI_PPTT_CACHE_TYPE_INSTR (1<<2) /* Instruction cache */ #define ACPI_PPTT_CACHE_TYPE_UNIFIED (2<<2) /* Unified I & D cache */ #define ACPI_PPTT_CACHE_TYPE_UNIFIED_ALT (3<<2) /* Alternate representation of above */ #define ACPI_PPTT_CACHE_POLICY_WB (0x0) /* Cache is write back */ #define ACPI_PPTT_CACHE_POLICY_WT (1<<4) /* Cache is write through */ /* 2: ID Structure */ struct acpi_pptt_id { struct acpi_subtable_header header; u16 reserved; u32 vendor_id; u64 level1_id; u64 level2_id; u16 major_rev; u16 minor_rev; u16 spin_rev; }; /******************************************************************************* * * RASF - RAS Feature Table (ACPI 5.0) * Version 1 * ******************************************************************************/ struct acpi_table_rasf { struct acpi_table_header header; /* Common ACPI table header */ u8 channel_id[12]; }; /* RASF Platform Communication Channel Shared Memory Region */ struct acpi_rasf_shared_memory { u32 signature; u16 command; u16 status; u16 version; u8 capabilities[16]; u8 set_capabilities[16]; u16 num_parameter_blocks; u32 set_capabilities_status; }; /* RASF Parameter Block Structure Header */ struct acpi_rasf_parameter_block { u16 type; u16 version; u16 length; }; /* RASF Parameter Block Structure for PATROL_SCRUB */ struct acpi_rasf_patrol_scrub_parameter { struct acpi_rasf_parameter_block header; u16 patrol_scrub_command; u64 requested_address_range[2]; u64 actual_address_range[2]; u16 flags; u8 requested_speed; }; /* Masks for Flags and Speed fields above */ #define ACPI_RASF_SCRUBBER_RUNNING 1 #define ACPI_RASF_SPEED (7<<1) #define ACPI_RASF_SPEED_SLOW (0<<1) #define ACPI_RASF_SPEED_MEDIUM (4<<1) #define ACPI_RASF_SPEED_FAST (7<<1) /* Channel Commands */ enum acpi_rasf_commands { ACPI_RASF_EXECUTE_RASF_COMMAND = 1 }; /* Platform RAS Capabilities */ enum acpi_rasf_capabiliities { ACPI_HW_PATROL_SCRUB_SUPPORTED = 0, ACPI_SW_PATROL_SCRUB_EXPOSED = 1 }; /* Patrol Scrub Commands */ enum acpi_rasf_patrol_scrub_commands { ACPI_RASF_GET_PATROL_PARAMETERS = 1, ACPI_RASF_START_PATROL_SCRUBBER = 2, ACPI_RASF_STOP_PATROL_SCRUBBER = 3 }; /* Channel Command flags */ #define ACPI_RASF_GENERATE_SCI (1<<15) /* Status values */ enum acpi_rasf_status { ACPI_RASF_SUCCESS = 0, ACPI_RASF_NOT_VALID = 1, ACPI_RASF_NOT_SUPPORTED = 2, ACPI_RASF_BUSY = 3, ACPI_RASF_FAILED = 4, ACPI_RASF_ABORTED = 5, ACPI_RASF_INVALID_DATA = 6 }; /* Status flags */ #define ACPI_RASF_COMMAND_COMPLETE (1) #define ACPI_RASF_SCI_DOORBELL (1<<1) #define ACPI_RASF_ERROR (1<<2) #define ACPI_RASF_STATUS (0x1F<<3) /******************************************************************************* * * SBST - Smart Battery Specification Table * Version 1 * ******************************************************************************/ struct acpi_table_sbst { struct acpi_table_header header; /* Common ACPI table header */ u32 warning_level; u32 low_level; u32 critical_level; }; /******************************************************************************* * * SDEI - Software Delegated Exception Interface Descriptor Table * * Conforms to "Software Delegated Exception Interface (SDEI)" ARM DEN0054A, * May 8th, 2017. Copyright 2017 ARM Ltd. * ******************************************************************************/ struct acpi_table_sdei { struct acpi_table_header header; /* Common ACPI table header */ }; /******************************************************************************* * * SDEV - Secure Devices Table (ACPI 6.2) * Version 1 * ******************************************************************************/ struct acpi_table_sdev { struct acpi_table_header header; /* Common ACPI table header */ }; struct acpi_sdev_header { u8 type; u8 flags; u16 length; }; /* Values for subtable type above */ enum acpi_sdev_type { ACPI_SDEV_TYPE_NAMESPACE_DEVICE = 0, ACPI_SDEV_TYPE_PCIE_ENDPOINT_DEVICE = 1, ACPI_SDEV_TYPE_RESERVED = 2 /* 2 and greater are reserved */ }; /* Values for flags above */ #define ACPI_SDEV_HANDOFF_TO_UNSECURE_OS (1) /* * SDEV subtables */ /* 0: Namespace Device Based Secure Device Structure */ struct acpi_sdev_namespace { struct acpi_sdev_header header; u16 device_id_offset; u16 device_id_length; u16 vendor_data_offset; u16 vendor_data_length; }; /* 1: PCIe Endpoint Device Based Device Structure */ struct acpi_sdev_pcie { struct acpi_sdev_header header; u16 segment; u16 start_bus; u16 path_offset; u16 path_length; u16 vendor_data_offset; u16 vendor_data_length; }; /* 1a: PCIe Endpoint path entry */ struct acpi_sdev_pcie_path { u8 device; u8 function; }; /* Reset to default packing */ #pragma pack() #endif /* __ACTBL2_H__ */