| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| /* |
| * coreboot ACPI support - headers and defines. |
| */ |
| |
| #ifndef __ACPI_ACPI_H__ |
| #define __ACPI_ACPI_H__ |
| |
| /* |
| * The type and enable fields are common in ACPI, but the |
| * values themselves are hardware implementation defined. |
| */ |
| #if CONFIG(ACPI_INTEL_HARDWARE_SLEEP_VALUES) |
| #define SLP_EN (1 << 13) |
| #define SLP_TYP_SHIFT 10 |
| #define SLP_TYP (7 << SLP_TYP_SHIFT) |
| #define SLP_TYP_S0 0 |
| #define SLP_TYP_S1 1 |
| #define SLP_TYP_S3 5 |
| #define SLP_TYP_S4 6 |
| #define SLP_TYP_S5 7 |
| #elif CONFIG(ACPI_AMD_HARDWARE_SLEEP_VALUES) |
| #define SLP_EN (1 << 13) |
| #define SLP_TYP_SHIFT 10 |
| #define SLP_TYP (7 << SLP_TYP_SHIFT) |
| #define SLP_TYP_S0 0 |
| #define SLP_TYP_S1 1 |
| #define SLP_TYP_S3 3 |
| #define SLP_TYP_S4 4 |
| #define SLP_TYP_S5 5 |
| #endif |
| |
| #define ACPI_TABLE_CREATOR "COREBOOT" /* Must be exactly 8 bytes long! */ |
| #define OEM_ID "COREv4" /* Must be exactly 6 bytes long! */ |
| #define ACPI_DSDT_REV_1 0x01 /* DSDT revision: ACPI v1 */ |
| #define ACPI_DSDT_REV_2 0x02 /* DSDT revision: ACPI v2.0 and greater */ |
| |
| #if !defined(__ASSEMBLER__) && !defined(__ACPI__) |
| #include <commonlib/helpers.h> |
| #include <device/device.h> |
| #include <uuid.h> |
| #include <cper.h> |
| #include <romstage_handoff.h> |
| #include <types.h> |
| |
| enum acpi_device_sleep_states { |
| ACPI_DEVICE_SLEEP_D0 = 0, |
| ACPI_DEVICE_SLEEP_D1 = 1, |
| ACPI_DEVICE_SLEEP_D2 = 2, |
| ACPI_DEVICE_SLEEP_D3 = 3, |
| ACPI_DEVICE_SLEEP_D3_HOT = ACPI_DEVICE_SLEEP_D3, |
| ACPI_DEVICE_SLEEP_D3_COLD = 4, |
| ACPI_DEVICE_SLEEP_NONE = 5, |
| }; |
| |
| #define RSDP_SIG "RSD PTR " /* RSDT pointer signature */ |
| #define ASLC "CORE" /* Must be exactly 4 bytes long! */ |
| |
| #define ACPI_NAME_BUFFER_SIZE 5 /* 4 chars + 1 NUL */ |
| |
| /* |
| * The assigned ACPI ID for the coreboot project is 'BOOT' |
| * http://www.uefi.org/acpi_id_list |
| */ |
| #define COREBOOT_ACPI_ID "BOOT" /* ACPI ID for coreboot HIDs */ |
| |
| /* List of ACPI HID that use the coreboot ACPI ID */ |
| enum coreboot_acpi_ids { |
| COREBOOT_ACPI_ID_CBTABLE = 0x0000, /* BOOT0000 */ |
| COREBOOT_ACPI_ID_MAX = 0xFFFF, /* BOOTFFFF */ |
| }; |
| |
| enum acpi_tables { |
| /* Tables defined by ACPI and used by coreboot */ |
| BERT, CEDT, DBG2, DMAR, DSDT, EINJ, FACS, FADT, HEST, HMAT, HPET, IVRS, |
| MADT, MCFG, RSDP, RSDT, SLIT, SRAT, SSDT, TCPA, TPM2, XSDT, ECDT, LPIT, |
| /* Additional proprietary tables used by coreboot */ |
| VFCT, NHLT, SPMI, CRAT |
| }; |
| |
| /* RSDP (Root System Description Pointer) */ |
| typedef struct acpi_rsdp { |
| char signature[8]; /* RSDP signature */ |
| u8 checksum; /* Checksum of the first 20 bytes */ |
| char oem_id[6]; /* OEM ID */ |
| u8 revision; /* RSDP revision */ |
| u32 rsdt_address; /* Physical address of RSDT (32 bits) */ |
| u32 length; /* Total RSDP length (incl. extended part) */ |
| u64 xsdt_address; /* Physical address of XSDT (64 bits) */ |
| u8 ext_checksum; /* Checksum of the whole table */ |
| u8 reserved[3]; |
| } __packed acpi_rsdp_t; |
| |
| /* GAS (Generic Address Structure) */ |
| typedef struct acpi_gen_regaddr { |
| u8 space_id; /* Address space ID */ |
| u8 bit_width; /* Register size in bits */ |
| u8 bit_offset; /* Register bit offset */ |
| u8 access_size; /* Access size since ACPI 2.0c */ |
| u32 addrl; /* Register address, low 32 bits */ |
| u32 addrh; /* Register address, high 32 bits */ |
| } __packed acpi_addr_t; |
| |
| #define ACPI_ADDRESS_SPACE_MEMORY 0 /* System memory */ |
| #define ACPI_ADDRESS_SPACE_IO 1 /* System I/O */ |
| #define ACPI_ADDRESS_SPACE_PCI 2 /* PCI config space */ |
| #define ACPI_ADDRESS_SPACE_EC 3 /* Embedded controller */ |
| #define ACPI_ADDRESS_SPACE_SMBUS 4 /* SMBus */ |
| #define ACPI_ADDRESS_SPACE_CMOS 5 /* SystemCMOS */ |
| #define ACPI_ADDRESS_SPACE_PCI_BAR_TARGET 6 /* PciBarTarget */ |
| #define ACPI_ADDRESS_SPACE_IPMI 7 /* IPMI */ |
| #define ACPI_ADDRESS_SPACE_GENERAL_PURPOSE_IO 8 /* GeneralPurposeIO */ |
| #define ACPI_ADDRESS_SPACE_GENERIC_SERIAL_BUS 9 /* GenericSerialBus */ |
| #define ACPI_ADDRESS_SPACE_PCC 0x0A /* Platform Comm. Channel */ |
| #define ACPI_ADDRESS_SPACE_FIXED 0x7f /* Functional fixed hardware */ |
| #define ACPI_FFIXEDHW_VENDOR_INTEL 1 /* Intel */ |
| #define ACPI_FFIXEDHW_CLASS_HLT 0 /* C1 Halt */ |
| #define ACPI_FFIXEDHW_CLASS_IO_HLT 1 /* C1 I/O then Halt */ |
| #define ACPI_FFIXEDHW_CLASS_MWAIT 2 /* MWAIT Native C-state */ |
| #define ACPI_FFIXEDHW_FLAG_HW_COORD 1 /* Hardware Coordination bit */ |
| #define ACPI_FFIXEDHW_FLAG_BM_STS 2 /* BM_STS avoidance bit */ |
| /* 0x80-0xbf: Reserved */ |
| /* 0xc0-0xff: OEM defined */ |
| |
| /* Access size definitions for Generic address structure */ |
| #define ACPI_ACCESS_SIZE_UNDEFINED 0 /* Undefined (legacy reasons) */ |
| #define ACPI_ACCESS_SIZE_BYTE_ACCESS 1 |
| #define ACPI_ACCESS_SIZE_WORD_ACCESS 2 |
| #define ACPI_ACCESS_SIZE_DWORD_ACCESS 3 |
| #define ACPI_ACCESS_SIZE_QWORD_ACCESS 4 |
| |
| /* Macros for common resource types */ |
| #define ACPI_REG_MSR(address, offset, width) \ |
| (acpi_addr_t){ \ |
| .space_id = ACPI_ADDRESS_SPACE_FIXED, \ |
| .access_size = ACPI_ACCESS_SIZE_QWORD_ACCESS, \ |
| .addrl = address, \ |
| .bit_offset = offset, \ |
| .bit_width = width, \ |
| } |
| |
| #define ACPI_REG_UNSUPPORTED (acpi_addr_t){0} |
| |
| /* Common ACPI HIDs */ |
| #define ACPI_HID_FDC "PNP0700" |
| #define ACPI_HID_KEYBOARD "PNP0303" |
| #define ACPI_HID_MOUSE "PNP0F03" |
| #define ACPI_HID_COM "PNP0501" |
| #define ACPI_HID_LPT "PNP0400" |
| #define ACPI_HID_PNP "PNP0C02" |
| #define ACPI_HID_CONTAINER "PNP0A05" |
| |
| /* Generic ACPI header, provided by (almost) all tables */ |
| typedef struct acpi_table_header { |
| char signature[4]; /* ACPI signature (4 ASCII characters) */ |
| u32 length; /* Table length in bytes (incl. header) */ |
| u8 revision; /* Table version (not ACPI version!) */ |
| u8 checksum; /* To make sum of entire table == 0 */ |
| char oem_id[6]; /* OEM identification */ |
| char oem_table_id[8]; /* OEM table identification */ |
| u32 oem_revision; /* OEM revision number */ |
| char asl_compiler_id[4]; /* ASL compiler vendor ID */ |
| u32 asl_compiler_revision; /* ASL compiler revision number */ |
| } __packed acpi_header_t; |
| |
| /* A maximum number of 32 ACPI tables ought to be enough for now. */ |
| #define MAX_ACPI_TABLES 32 |
| |
| /* RSDT (Root System Description Table) */ |
| typedef struct acpi_rsdt { |
| acpi_header_t header; |
| u32 entry[MAX_ACPI_TABLES]; |
| } __packed acpi_rsdt_t; |
| |
| /* XSDT (Extended System Description Table) */ |
| typedef struct acpi_xsdt { |
| acpi_header_t header; |
| u64 entry[MAX_ACPI_TABLES]; |
| } __packed acpi_xsdt_t; |
| |
| /* HPET timers */ |
| typedef struct acpi_hpet { |
| acpi_header_t header; |
| u32 id; |
| acpi_addr_t addr; |
| u8 number; |
| u16 min_tick; |
| u8 attributes; |
| } __packed acpi_hpet_t; |
| |
| /* MCFG (PCI Express MMIO config space BAR description table) */ |
| typedef struct acpi_mcfg { |
| acpi_header_t header; |
| u8 reserved[8]; |
| } __packed acpi_mcfg_t; |
| |
| typedef struct acpi_tcpa { |
| acpi_header_t header; |
| u16 platform_class; |
| u32 laml; |
| u64 lasa; |
| } __packed acpi_tcpa_t; |
| |
| typedef struct acpi_tpm2 { |
| acpi_header_t header; |
| u16 platform_class; |
| u8 reserved[2]; |
| u64 control_area; |
| u32 start_method; |
| u8 msp[12]; |
| u32 laml; |
| u64 lasa; |
| } __packed acpi_tpm2_t; |
| |
| typedef struct acpi_mcfg_mmconfig { |
| u32 base_address; |
| u32 base_reserved; |
| u16 pci_segment_group_number; |
| u8 start_bus_number; |
| u8 end_bus_number; |
| u8 reserved[4]; |
| } __packed acpi_mcfg_mmconfig_t; |
| |
| /* |
| * CEDT (CXL Early Discovery Table) |
| * CXL spec 2.0 section 9.14.1 |
| */ |
| typedef struct acpi_cedt { |
| acpi_header_t header; |
| /* Followed by CEDT structures[n] */ |
| } __packed acpi_cedt_t; |
| |
| #define ACPI_CEDT_STRUCTURE_CHBS 0 |
| #define ACPI_CEDT_STRUCTURE_CFMWS 1 |
| |
| #define ACPI_CEDT_CHBS_CXL_VER_1_1 0x00 |
| #define ACPI_CEDT_CHBS_CXL_VER_2_0 0x01 |
| |
| /* CHBS: CXL Host Bridge Structure */ |
| typedef struct acpi_cedt_chbs { |
| u8 type; /* Always 0, other values reserved */ |
| u8 resv1; |
| u16 length; /* Length in bytes (32) */ |
| u32 uid; /* CXL Host Bridge Unique ID */ |
| u32 cxl_ver; |
| u32 resv2; |
| /* |
| * For CXL 1.1, the base is Downstream Port Root Complex Resource Block; |
| * For CXL 2.0, the base is CXL Host Bridge Component Registers. |
| */ |
| u64 base; |
| u64 len; |
| } __packed acpi_cedt_chbs_t; |
| |
| #define ACPI_CEDT_CFMWS_RESTRICTION_TYPE_2_MEM (1 << 0) |
| #define ACPI_CEDT_CFMWS_RESTRICTION_TYPE_3_MEM (1 << 1) |
| #define ACPI_CEDT_CFMWS_RESTRICTION_VOLATIL (1 << 2) |
| #define ACPI_CEDT_CFMWS_RESTRICTION_PERSISTENT (1 << 3) |
| #define ACPI_CEDT_CFMWS_RESTRICTION_FIXED (1 << 4) |
| |
| /* CFMWS: CXL Fixed Memory Window Structure */ |
| typedef struct acpi_cedt_cfmws { |
| u8 type; /* Type (0) */ |
| u8 resv1; |
| u16 length; /* Length in bytes (32) */ |
| u32 resv2; |
| u64 base_hpa; /* Base of the HPA range, 256MB aligned */ |
| u64 window_size; /* Number of bytes this window represents */ |
| u8 eniw; /* Encoded Number of Interleave Ways */ |
| u8 interleave_arithmetic; /* Standard Modulo arithmetic (0) */ |
| u16 resv3; |
| u32 hbig; /* Host Bridge Interleave Granularity */ |
| u16 restriction; |
| u16 qtg_id; |
| u32 interleave_target[]; /* Interleave Target List */ |
| } __packed acpi_cedt_cfmws_t; |
| |
| /* |
| * HMAT (Heterogeneous Memory Attribute Table) |
| * ACPI spec 6.4 section 5.2.27 |
| */ |
| typedef struct acpi_hmat { |
| acpi_header_t header; |
| u32 resv; |
| /* Followed by HMAT table structure[n] */ |
| } __packed acpi_hmat_t; |
| |
| /* HMAT: Memory Proximity Domain Attributes structure */ |
| typedef struct acpi_hmat_mpda { |
| u16 type; /* Type (0) */ |
| u16 resv; |
| u32 length; /* Length in bytes (40) */ |
| u16 flags; |
| u16 resv1; |
| u32 proximity_domain_initiator; |
| u32 proximity_domain_memory; |
| u32 resv2; |
| u64 resv3; |
| u64 resv4; |
| } __packed acpi_hmat_mpda_t; |
| |
| /* HMAT: System Locality Latency and Bandwidth Information structure */ |
| typedef struct acpi_hmat_sllbi { |
| u16 type; /* Type (1) */ |
| u16 resv; |
| u32 length; /* Length in bytes */ |
| u8 flags; |
| u8 data_type; |
| /* |
| * Transfer size defined as a 5-biased power of 2 exponent, |
| * when the bandwidth/latency value is achieved. |
| */ |
| u8 min_transfer_size; |
| u8 resv1; |
| u32 num_initiator_domains; |
| u32 num_target_domains; |
| u32 resv2; |
| u64 entry_base_unit; |
| /* Followed by initiator proximity domain list */ |
| /* Followed by target proximity domain list */ |
| /* Followed by latency / bandwidth values */ |
| } __packed acpi_hmat_sllbi_t; |
| |
| /* HMAT: Memory Side Cache Information structure */ |
| typedef struct acpi_hmat_msci { |
| u16 type; /* Type (2) */ |
| u16 resv; |
| u32 length; /* Length in bytes */ |
| u32 domain; /* Proximity domain for the memory */ |
| u32 resv1; |
| u64 cache_size; |
| /* Describes level, associativity, write policy, cache line size */ |
| u32 cache_attributes; |
| u16 resv2; |
| /* |
| * Number of SMBIOS handlers that contribute to the |
| * memory side cache physical devices |
| */ |
| u16 num_handlers; |
| /* Followed by SMBIOS handlers*/ |
| } __packed acpi_hmat_msci_t; |
| |
| /* SRAT (System Resource Affinity Table) */ |
| typedef struct acpi_srat { |
| acpi_header_t header; |
| u32 resv; |
| u64 resv1; |
| /* Followed by static resource allocation structure[n] */ |
| } __packed acpi_srat_t; |
| |
| #define ACPI_SRAT_STRUCTURE_LAPIC 0 |
| #define ACPI_SRAT_STRUCTURE_MEM 1 |
| #define ACPI_SRAT_STRUCTURE_GIA 5 |
| |
| /* SRAT: Processor x2APIC Structure */ |
| typedef struct acpi_srat_x2apic { |
| u8 type; /* Type (0) */ |
| u8 length; /* Length in bytes (16) */ |
| u16 reserved; /* Reserved - Must be zero */ |
| u32 proximity_domain; /* Proximity domain */ |
| u32 x2apic_id; /* x2APIC ID */ |
| u32 flags; /* Enable bit 0 = 1, other bits reserved to 0 */ |
| u32 clock_domain; /* _CDM Clock Domain */ |
| u32 reserved1; /* Reserved */ |
| } __packed acpi_srat_x2apic_t; |
| |
| /* SRAT: Processor Local APIC/SAPIC Affinity Structure */ |
| typedef struct acpi_srat_lapic { |
| u8 type; /* Type (0) */ |
| u8 length; /* Length in bytes (16) */ |
| u8 proximity_domain_7_0; /* Proximity domain bits[7:0] */ |
| u8 apic_id; /* Local APIC ID */ |
| u32 flags; /* Enable bit 0 = 1, other bits reserved to 0 */ |
| u8 local_sapic_eid; /* Local SAPIC EID */ |
| u8 proximity_domain_31_8[3]; /* Proximity domain bits[31:8] */ |
| u32 clock_domain; /* _CDM Clock Domain */ |
| } __packed acpi_srat_lapic_t; |
| |
| /* SRAT: Memory Affinity Structure */ |
| typedef struct acpi_srat_mem { |
| u8 type; /* Type (1) */ |
| u8 length; /* Length in bytes (40) */ |
| u32 proximity_domain; /* Proximity domain */ |
| u16 resv; |
| u32 base_address_low; /* Mem range base address, low */ |
| u32 base_address_high; /* Mem range base address, high */ |
| u32 length_low; /* Mem range length, low */ |
| u32 length_high; /* Mem range length, high */ |
| u32 resv1; |
| u32 flags; /* Enable bit 0, hot pluggable bit 1; Non Volatile bit 2, |
| * other bits reserved to 0 |
| */ |
| u32 resv2[2]; |
| } __packed acpi_srat_mem_t; |
| |
| /* SRAT: Generic Initiator Affinity Structure (ACPI spec 6.4 section 5.2.16.6) */ |
| typedef struct acpi_srat_gia { |
| u8 type; /* Type (5) */ |
| u8 length; /* Length in bytes (32) */ |
| u8 resv; |
| u8 dev_handle_type; /* Device handle type */ |
| u32 proximity_domain; /*Proximity domain */ |
| u8 dev_handle[16]; /* Device handle */ |
| u32 flags; |
| u32 resv1; |
| } __packed acpi_srat_gia_t; |
| |
| #define ACPI_SRAT_GIA_DEV_HANDLE_ACPI 0 |
| #define ACPI_SRAT_GIA_DEV_HANDLE_PCI 1 |
| |
| /* SLIT (System Locality Distance Information Table) */ |
| typedef struct acpi_slit { |
| acpi_header_t header; |
| /* Followed by static resource allocation 8+byte[num*num] */ |
| } __packed acpi_slit_t; |
| |
| /* MADT (Multiple APIC Description Table) */ |
| typedef struct acpi_madt { |
| acpi_header_t header; |
| u32 lapic_addr; /* Local APIC address */ |
| u32 flags; /* Multiple APIC flags */ |
| } __packed acpi_madt_t; |
| |
| /* |
| * LPIT (Low Power Idle Table) |
| * Conforms to "Intel Low Power S0 Idle" specification, rev 002 from July 2017. |
| */ |
| typedef struct acpi_lpit { |
| acpi_header_t header; |
| } __packed acpi_lpit_t; |
| |
| /* LPIT: LPI descriptor flags */ |
| typedef struct acpi_lpi_flags { |
| uint32_t disabled : 1; |
| uint32_t counter_not_available : 1; |
| uint32_t reserved : 30; |
| } __packed acpi_lpi_desc_flags_t; |
| |
| /* LPIT: LPI descriptor types */ |
| enum acpi_lpi_desc_type { |
| ACPI_LPI_DESC_TYPE_NATIVE_CSTATE = 0x00, |
| /* type >= 1 reserved */ |
| }; |
| |
| /* LPIT: LPI descriptor header */ |
| typedef struct acpi_lpi_desc_hdr { |
| uint32_t type; |
| uint32_t length; |
| uint16_t uid; |
| uint16_t reserved; |
| } __packed acpi_lpi_desc_hdr_t; |
| |
| #define ACPI_LPIT_CTR_FREQ_TSC 0 |
| |
| /* LPIT: Native C-state instruction based LPI structure */ |
| typedef struct acpi_lpi_desc_ncst { |
| acpi_lpi_desc_hdr_t header; |
| acpi_lpi_desc_flags_t flags; |
| acpi_addr_t entry_trigger; /* Entry trigger C-state */ |
| uint32_t min_residency; /* Minimum residency or "break-even" in microseconds */ |
| uint32_t max_latency; /* Worst case exit latency in microseconds */ |
| acpi_addr_t residency_counter; |
| uint64_t counter_frequency; /* Frequency in cycles per second - 0 means TSC freq */ |
| } __packed acpi_lpi_desc_ncst_t; |
| |
| /* VFCT image header */ |
| typedef struct acpi_vfct_image_hdr { |
| u32 PCIBus; |
| u32 PCIDevice; |
| u32 PCIFunction; |
| u16 VendorID; |
| u16 DeviceID; |
| u16 SSVID; |
| u16 SSID; |
| u32 Revision; |
| u32 ImageLength; |
| u8 VbiosContent; // dummy - copy VBIOS here |
| } __packed acpi_vfct_image_hdr_t; |
| |
| /* VFCT (VBIOS Fetch Table) */ |
| typedef struct acpi_vfct { |
| acpi_header_t header; |
| u8 TableUUID[16]; |
| u32 VBIOSImageOffset; |
| u32 Lib1ImageOffset; |
| u32 Reserved[4]; |
| acpi_vfct_image_hdr_t image_hdr; |
| } __packed acpi_vfct_t; |
| |
| typedef struct acpi_ivrs_info { |
| } __packed acpi_ivrs_info_t; |
| |
| /* IVRS IVHD (I/O Virtualization Hardware Definition Block) Type 10h */ |
| typedef struct acpi_ivrs_ivhd { |
| uint8_t type; |
| uint8_t flags; |
| uint16_t length; |
| uint16_t device_id; |
| uint16_t capability_offset; |
| uint32_t iommu_base_low; |
| uint32_t iommu_base_high; |
| uint16_t pci_segment_group; |
| uint16_t iommu_info; |
| uint32_t iommu_feature_info; |
| uint8_t entry[0]; |
| } __packed acpi_ivrs_ivhd_t; |
| |
| /* IVRS (I/O Virtualization Reporting Structure) Type 10h */ |
| typedef struct acpi_ivrs { |
| acpi_header_t header; |
| uint32_t iv_info; |
| uint32_t reserved[2]; |
| struct acpi_ivrs_ivhd ivhd; |
| } __packed acpi_ivrs_t; |
| |
| /* CRAT (Component Resource Affinity Table Structure) */ |
| struct acpi_crat_header { |
| acpi_header_t header; |
| uint32_t total_entries; |
| uint16_t num_nodes; |
| uint8_t reserved[6]; |
| } __packed; |
| |
| /* IVHD Type 11h IOMMU Attributes */ |
| typedef struct ivhd11_iommu_attr { |
| uint32_t reserved1 : 13; |
| uint32_t perf_counters : 4; |
| uint32_t perf_counter_banks : 6; |
| uint32_t msi_num_ppr : 5; |
| uint32_t reserved2 : 4; |
| } __packed ivhd11_iommu_attr_t; |
| |
| /* IVRS IVHD (I/O Virtualization Hardware Definition Block) Type 11h */ |
| typedef struct acpi_ivrs_ivhd_11 { |
| uint8_t type; |
| uint8_t flags; |
| uint16_t length; |
| uint16_t device_id; |
| uint16_t capability_offset; |
| uint32_t iommu_base_low; |
| uint32_t iommu_base_high; |
| uint16_t pci_segment_group; |
| uint16_t iommu_info; |
| struct ivhd11_iommu_attr iommu_attributes; |
| uint32_t efr_reg_image_low; |
| uint32_t efr_reg_image_high; |
| uint32_t reserved[2]; |
| uint8_t entry[0]; |
| } __packed acpi_ivrs_ivhd11_t; |
| |
| enum dev_scope_type { |
| SCOPE_PCI_ENDPOINT = 1, |
| SCOPE_PCI_SUB = 2, |
| SCOPE_IOAPIC = 3, |
| SCOPE_MSI_HPET = 4, |
| SCOPE_ACPI_NAMESPACE_DEVICE = 5 |
| }; |
| |
| typedef struct dev_scope { |
| u8 type; |
| u8 length; |
| u8 reserved[2]; |
| u8 enumeration; |
| u8 start_bus; |
| struct { |
| u8 dev; |
| u8 fn; |
| } __packed path[0]; |
| } __packed dev_scope_t; |
| |
| enum dmar_type { |
| DMAR_DRHD = 0, |
| DMAR_RMRR = 1, |
| DMAR_ATSR = 2, |
| DMAR_RHSA = 3, |
| DMAR_ANDD = 4, |
| DMAR_SATC = 5 |
| }; |
| |
| enum { |
| DRHD_INCLUDE_PCI_ALL = 1 |
| }; |
| |
| enum { |
| ATC_REQUIRED = 1 |
| }; |
| |
| enum dmar_flags { |
| DMAR_INTR_REMAP = 1 << 0, |
| DMAR_X2APIC_OPT_OUT = 1 << 1, |
| DMA_CTRL_PLATFORM_OPT_IN_FLAG = 1 << 2, |
| }; |
| |
| typedef struct dmar_entry { |
| u16 type; |
| u16 length; |
| u8 flags; |
| u8 reserved; |
| u16 segment; |
| u64 bar; |
| } __packed dmar_entry_t; |
| |
| typedef struct dmar_rmrr_entry { |
| u16 type; |
| u16 length; |
| u16 reserved; |
| u16 segment; |
| u64 bar; |
| u64 limit; |
| } __packed dmar_rmrr_entry_t; |
| |
| typedef struct dmar_atsr_entry { |
| u16 type; |
| u16 length; |
| u8 flags; |
| u8 reserved; |
| u16 segment; |
| } __packed dmar_atsr_entry_t; |
| |
| typedef struct dmar_rhsa_entry { |
| u16 type; |
| u16 length; |
| u32 reserved; |
| u64 base_address; |
| u32 proximity_domain; |
| } __packed dmar_rhsa_entry_t; |
| |
| typedef struct dmar_andd_entry { |
| u16 type; |
| u16 length; |
| u8 reserved[3]; |
| u8 device_number; |
| u8 device_name[]; |
| } __packed dmar_andd_entry_t; |
| |
| typedef struct dmar_satc_entry { |
| u16 type; |
| u16 length; |
| u8 flags; |
| u8 reserved; |
| u16 segment_number; |
| } __packed dmar_satc_entry_t; |
| |
| /* DMAR (DMA Remapping Reporting Structure) */ |
| typedef struct acpi_dmar { |
| acpi_header_t header; |
| u8 host_address_width; |
| u8 flags; |
| u8 reserved[10]; |
| dmar_entry_t structure[0]; |
| } __packed acpi_dmar_t; |
| |
| /* MADT: APIC Structure Types */ |
| enum acpi_apic_types { |
| LOCAL_APIC, /* Processor local APIC */ |
| IO_APIC, /* I/O APIC */ |
| IRQ_SOURCE_OVERRIDE, /* Interrupt source override */ |
| NMI_TYPE, /* NMI source */ |
| LOCAL_APIC_NMI, /* Local APIC NMI */ |
| LAPIC_ADDRESS_OVERRIDE, /* Local APIC address override */ |
| IO_SAPIC, /* I/O SAPIC */ |
| LOCAL_SAPIC, /* Local SAPIC */ |
| PLATFORM_IRQ_SOURCES, /* Platform interrupt sources */ |
| LOCAL_X2APIC, /* Processor local x2APIC */ |
| LOCAL_X2APIC_NMI, /* Local x2APIC NMI */ |
| GICC, /* GIC CPU Interface */ |
| GICD, /* GIC Distributor */ |
| GIC_MSI_FRAME, /* GIC MSI Frame */ |
| GICR, /* GIC Redistributor */ |
| GIC_ITS, /* Interrupt Translation Service */ |
| /* 0x10-0x7f: Reserved */ |
| /* 0x80-0xff: Reserved for OEM use */ |
| }; |
| |
| /* MADT: Processor Local APIC Structure */ |
| typedef struct acpi_madt_lapic { |
| u8 type; /* Type (0) */ |
| u8 length; /* Length in bytes (8) */ |
| u8 processor_id; /* ACPI processor ID */ |
| u8 apic_id; /* Local APIC ID */ |
| u32 flags; /* Local APIC flags */ |
| } __packed acpi_madt_lapic_t; |
| |
| #define ACPI_MADT_MAX_LAPIC_ID 0xfe |
| |
| /* MADT: Local APIC NMI Structure */ |
| typedef struct acpi_madt_lapic_nmi { |
| u8 type; /* Type (4) */ |
| u8 length; /* Length in bytes (6) */ |
| u8 processor_id; /* ACPI processor ID */ |
| u16 flags; /* MPS INTI flags */ |
| u8 lint; /* Local APIC LINT# */ |
| } __packed acpi_madt_lapic_nmi_t; |
| |
| #define ACPI_MADT_LAPIC_NMI_ALL_PROCESSORS 0xff |
| #define ACPI_MADT_LX2APIC_NMI_ALL_PROCESSORS ((u32)-1) |
| |
| /* MADT: I/O APIC Structure */ |
| typedef struct acpi_madt_ioapic { |
| u8 type; /* Type (1) */ |
| u8 length; /* Length in bytes (12) */ |
| u8 ioapic_id; /* I/O APIC ID */ |
| u8 reserved; |
| u32 ioapic_addr; /* I/O APIC address */ |
| u32 gsi_base; /* Global system interrupt base */ |
| } __packed acpi_madt_ioapic_t; |
| |
| #define MP_IRQ_POLARITY_DEFAULT 0x0 |
| #define MP_IRQ_POLARITY_HIGH 0x1 |
| #define MP_IRQ_POLARITY_LOW 0x3 |
| #define MP_IRQ_POLARITY_MASK 0x3 |
| #define MP_IRQ_TRIGGER_DEFAULT 0x0 |
| #define MP_IRQ_TRIGGER_EDGE 0x4 |
| #define MP_IRQ_TRIGGER_LEVEL 0xc |
| #define MP_IRQ_TRIGGER_MASK 0xc |
| |
| /* MADT: Interrupt Source Override Structure */ |
| typedef struct acpi_madt_irqoverride { |
| u8 type; /* Type (2) */ |
| u8 length; /* Length in bytes (10) */ |
| u8 bus; /* ISA (0) */ |
| u8 source; /* Bus-relative int. source (IRQ) */ |
| u32 gsirq; /* Global system interrupt */ |
| u16 flags; /* MPS INTI flags */ |
| } __packed acpi_madt_irqoverride_t; |
| |
| /* MADT: Processor Local x2APIC Structure */ |
| typedef struct acpi_madt_lx2apic { |
| u8 type; /* Type (9) */ |
| u8 length; /* Length in bytes (16) */ |
| u16 reserved; |
| u32 x2apic_id; /* Local x2APIC ID */ |
| u32 flags; /* Same as Local APIC flags */ |
| u32 processor_id; /* ACPI processor ID */ |
| } __packed acpi_madt_lx2apic_t; |
| |
| /* MADT: Processor Local x2APIC NMI Structure */ |
| typedef struct acpi_madt_lx2apic_nmi { |
| u8 type; /* Type (10) */ |
| u8 length; /* Length in bytes (12) */ |
| u16 flags; /* Same as MPS INTI flags */ |
| u32 processor_id; /* ACPI processor ID */ |
| u8 lint; /* Local APIC LINT# */ |
| u8 reserved[3]; |
| } __packed acpi_madt_lx2apic_nmi_t; |
| |
| #define ACPI_DBG2_PORT_SERIAL 0x8000 |
| #define ACPI_DBG2_PORT_SERIAL_16550 0x0000 |
| #define ACPI_DBG2_PORT_SERIAL_16550_DBGP 0x0001 |
| #define ACPI_DBG2_PORT_SERIAL_ARM_PL011 0x0003 |
| #define ACPI_DBG2_PORT_SERIAL_ARM_SBSA 0x000e |
| #define ACPI_DBG2_PORT_SERIAL_ARM_DDC 0x000f |
| #define ACPI_DBG2_PORT_SERIAL_BCM2835 0x0010 |
| #define ACPI_DBG2_PORT_IEEE1394 0x8001 |
| #define ACPI_DBG2_PORT_IEEE1394_STANDARD 0x0000 |
| #define ACPI_DBG2_PORT_USB 0x8002 |
| #define ACPI_DBG2_PORT_USB_XHCI 0x0000 |
| #define ACPI_DBG2_PORT_USB_EHCI 0x0001 |
| #define ACPI_DBG2_PORT_NET 0x8003 |
| |
| /* DBG2: Microsoft Debug Port Table 2 header */ |
| typedef struct acpi_dbg2_header { |
| acpi_header_t header; |
| uint32_t devices_offset; |
| uint32_t devices_count; |
| } __attribute__((packed)) acpi_dbg2_header_t; |
| |
| /* DBG2: Microsoft Debug Port Table 2 device entry */ |
| typedef struct acpi_dbg2_device { |
| uint8_t revision; |
| uint16_t length; |
| uint8_t address_count; |
| uint16_t namespace_string_length; |
| uint16_t namespace_string_offset; |
| uint16_t oem_data_length; |
| uint16_t oem_data_offset; |
| uint16_t port_type; |
| uint16_t port_subtype; |
| uint8_t reserved[2]; |
| uint16_t base_address_offset; |
| uint16_t address_size_offset; |
| } __attribute__((packed)) acpi_dbg2_device_t; |
| |
| /* FADT (Fixed ACPI Description Table) */ |
| typedef struct acpi_fadt { |
| acpi_header_t header; |
| u32 firmware_ctrl; |
| u32 dsdt; |
| u8 reserved; /* Should be 0 */ |
| u8 preferred_pm_profile; |
| u16 sci_int; |
| u32 smi_cmd; |
| u8 acpi_enable; |
| u8 acpi_disable; |
| u8 s4bios_req; |
| u8 pstate_cnt; |
| u32 pm1a_evt_blk; |
| u32 pm1b_evt_blk; |
| u32 pm1a_cnt_blk; |
| u32 pm1b_cnt_blk; |
| u32 pm2_cnt_blk; |
| u32 pm_tmr_blk; |
| u32 gpe0_blk; |
| u32 gpe1_blk; |
| u8 pm1_evt_len; |
| u8 pm1_cnt_len; |
| u8 pm2_cnt_len; |
| u8 pm_tmr_len; |
| u8 gpe0_blk_len; |
| u8 gpe1_blk_len; |
| u8 gpe1_base; |
| u8 cst_cnt; |
| u16 p_lvl2_lat; |
| u16 p_lvl3_lat; |
| u16 flush_size; |
| u16 flush_stride; |
| u8 duty_offset; |
| u8 duty_width; |
| u8 day_alrm; |
| u8 mon_alrm; |
| u8 century; |
| u16 iapc_boot_arch; |
| u8 res2; |
| u32 flags; |
| acpi_addr_t reset_reg; |
| u8 reset_value; |
| u16 ARM_boot_arch; /* Must be zero if ACPI Revision <= 5.0 */ |
| u8 FADT_MinorVersion; /* Must be zero if ACPI Revision <= 5.0 */ |
| u32 x_firmware_ctl_l; |
| u32 x_firmware_ctl_h; |
| u32 x_dsdt_l; |
| u32 x_dsdt_h; |
| acpi_addr_t x_pm1a_evt_blk; |
| acpi_addr_t x_pm1b_evt_blk; |
| acpi_addr_t x_pm1a_cnt_blk; |
| acpi_addr_t x_pm1b_cnt_blk; |
| acpi_addr_t x_pm2_cnt_blk; |
| acpi_addr_t x_pm_tmr_blk; |
| acpi_addr_t x_gpe0_blk; |
| acpi_addr_t x_gpe1_blk; |
| /* Revision 5 */ |
| acpi_addr_t sleep_control_reg; |
| acpi_addr_t sleep_status_reg; |
| /* Revision 6 */ |
| u64 hypervisor_vendor_identity; |
| } __packed acpi_fadt_t; |
| |
| /* FADT TABLE Revision values */ |
| #define ACPI_FADT_REV_ACPI_1 1 |
| #define ACPI_FADT_REV_ACPI_2 3 |
| #define ACPI_FADT_REV_ACPI_3 4 |
| #define ACPI_FADT_REV_ACPI_4 4 |
| #define ACPI_FADT_REV_ACPI_5 5 |
| #define ACPI_FADT_REV_ACPI_6 6 |
| |
| /* FADT Minor Version value: |
| * Bits 0-3: minor version |
| * Bits 4-7: Errata |
| * value of 1 means this is compatible with Errata A, |
| * value of 2 would be compatible with Errata B, and so on |
| * Version 6.3 Errata A would be: (1 << 4) | 3 |
| */ |
| #define ACPI_FADT_MINOR_VERSION_0 0 /* coreboot currently use this version */ |
| |
| /* Flags for p_lvl2_lat and p_lvl3_lat */ |
| #define ACPI_FADT_C2_NOT_SUPPORTED 101 |
| #define ACPI_FADT_C3_NOT_SUPPORTED 1001 |
| |
| /* FADT Feature Flags */ |
| #define ACPI_FADT_WBINVD (1 << 0) |
| #define ACPI_FADT_WBINVD_FLUSH (1 << 1) |
| #define ACPI_FADT_C1_SUPPORTED (1 << 2) |
| #define ACPI_FADT_C2_MP_SUPPORTED (1 << 3) |
| #define ACPI_FADT_POWER_BUTTON (1 << 4) |
| #define ACPI_FADT_SLEEP_BUTTON (1 << 5) |
| #define ACPI_FADT_FIXED_RTC (1 << 6) |
| #define ACPI_FADT_S4_RTC_WAKE (1 << 7) |
| #define ACPI_FADT_32BIT_TIMER (1 << 8) |
| #define ACPI_FADT_DOCKING_SUPPORTED (1 << 9) |
| #define ACPI_FADT_RESET_REGISTER (1 << 10) |
| #define ACPI_FADT_SEALED_CASE (1 << 11) |
| #define ACPI_FADT_HEADLESS (1 << 12) |
| #define ACPI_FADT_SLEEP_TYPE (1 << 13) |
| #define ACPI_FADT_PCI_EXPRESS_WAKE (1 << 14) |
| #define ACPI_FADT_PLATFORM_CLOCK (1 << 15) |
| #define ACPI_FADT_S4_RTC_VALID (1 << 16) |
| #define ACPI_FADT_REMOTE_POWER_ON (1 << 17) |
| #define ACPI_FADT_APIC_CLUSTER (1 << 18) |
| #define ACPI_FADT_APIC_PHYSICAL (1 << 19) |
| /* Bits 20-31: reserved ACPI 3.0 & 4.0 */ |
| #define ACPI_FADT_HW_REDUCED_ACPI (1 << 20) |
| #define ACPI_FADT_LOW_PWR_IDLE_S0 (1 << 21) |
| /* bits 22-31: reserved since ACPI 5.0 */ |
| |
| /* FADT Boot Architecture Flags */ |
| #define ACPI_FADT_LEGACY_DEVICES (1 << 0) |
| #define ACPI_FADT_8042 (1 << 1) |
| #define ACPI_FADT_VGA_NOT_PRESENT (1 << 2) |
| #define ACPI_FADT_MSI_NOT_SUPPORTED (1 << 3) |
| #define ACPI_FADT_NO_PCIE_ASPM_CONTROL (1 << 4) |
| #define ACPI_FADT_NO_CMOS_RTC (1 << 5) |
| #define ACPI_FADT_LEGACY_FREE 0x00 /* No legacy devices (including 8042) */ |
| |
| /* FADT ARM Boot Architecture Flags */ |
| #define ACPI_FADT_ARM_PSCI_COMPLIANT (1 << 0) |
| #define ACPI_FADT_ARM_PSCI_USE_HVC (1 << 1) |
| /* bits 2-16: reserved since ACPI 5.1 */ |
| |
| /* FADT Preferred Power Management Profile */ |
| enum acpi_preferred_pm_profiles { |
| PM_UNSPECIFIED = 0, |
| PM_DESKTOP = 1, |
| PM_MOBILE = 2, |
| PM_WORKSTATION = 3, |
| PM_ENTERPRISE_SERVER = 4, |
| PM_SOHO_SERVER = 5, |
| PM_APPLIANCE_PC = 6, |
| PM_PERFORMANCE_SERVER = 7, |
| PM_TABLET = 8, /* ACPI 5.0 & greater */ |
| }; |
| |
| /* FACS (Firmware ACPI Control Structure) */ |
| typedef struct acpi_facs { |
| char signature[4]; /* "FACS" */ |
| u32 length; /* Length in bytes (>= 64) */ |
| u32 hardware_signature; /* Hardware signature */ |
| u32 firmware_waking_vector; /* Firmware waking vector */ |
| u32 global_lock; /* Global lock */ |
| u32 flags; /* FACS flags */ |
| u32 x_firmware_waking_vector_l; /* X FW waking vector, low */ |
| u32 x_firmware_waking_vector_h; /* X FW waking vector, high */ |
| u8 version; /* FACS version */ |
| u8 resv1[3]; /* This value is 0 */ |
| u32 ospm_flags; /* 64BIT_WAKE_F */ |
| u8 resv2[24]; /* This value is 0 */ |
| } __packed acpi_facs_t; |
| |
| /* FACS flags */ |
| #define ACPI_FACS_S4BIOS_F (1 << 0) |
| #define ACPI_FACS_64BIT_WAKE_F (1 << 1) |
| /* Bits 31..2: reserved */ |
| |
| /* ECDT (Embedded Controller Boot Resources Table) */ |
| typedef struct acpi_ecdt { |
| acpi_header_t header; |
| acpi_addr_t ec_control; /* EC control register */ |
| acpi_addr_t ec_data; /* EC data register */ |
| u32 uid; /* UID */ |
| u8 gpe_bit; /* GPE bit */ |
| u8 ec_id[]; /* EC ID */ |
| } __packed acpi_ecdt_t; |
| |
| /* HEST (Hardware Error Source Table) */ |
| typedef struct acpi_hest { |
| acpi_header_t header; |
| u32 error_source_count; |
| /* error_source_struct(s) */ |
| } __packed acpi_hest_t; |
| |
| /* Error Source Descriptors */ |
| typedef struct acpi_hest_esd { |
| u16 type; |
| u16 source_id; |
| u16 resv; |
| u8 flags; |
| u8 enabled; |
| u32 prealloc_erecords; /* The number of error records to |
| * pre-allocate for this error source. |
| */ |
| u32 max_section_per_record; |
| } __packed acpi_hest_esd_t; |
| |
| /* Hardware Error Notification */ |
| typedef struct acpi_hest_hen { |
| u8 type; |
| u8 length; |
| u16 conf_we; /* Configuration Write Enable */ |
| u32 poll_interval; |
| u32 vector; |
| u32 sw2poll_threshold_val; |
| u32 sw2poll_threshold_win; |
| u32 error_threshold_val; |
| u32 error_threshold_win; |
| } __packed acpi_hest_hen_t; |
| |
| /* BERT (Boot Error Record Table) */ |
| typedef struct acpi_bert { |
| acpi_header_t header; |
| u32 region_length; |
| u64 error_region; |
| } __packed acpi_bert_t; |
| |
| /* Generic Error Data Entry */ |
| typedef struct acpi_hest_generic_data { |
| guid_t section_type; |
| u32 error_severity; |
| u16 revision; |
| u8 validation_bits; |
| u8 flags; |
| u32 data_length; |
| guid_t fru_id; |
| u8 fru_text[20]; |
| /* error data */ |
| } __packed acpi_hest_generic_data_t; |
| |
| /* Generic Error Data Entry v300 */ |
| typedef struct acpi_hest_generic_data_v300 { |
| guid_t section_type; |
| u32 error_severity; |
| u16 revision; |
| u8 validation_bits; |
| u8 flags; /* see CPER Section Descriptor, Flags field */ |
| u32 data_length; |
| guid_t fru_id; |
| u8 fru_text[20]; |
| cper_timestamp_t timestamp; |
| /* error data */ |
| } __packed acpi_hest_generic_data_v300_t; |
| #define HEST_GENERIC_ENTRY_V300 0x300 |
| |
| /* Both Generic Error Status & Generic Error Data Entry, Error Severity field */ |
| #define ACPI_GENERROR_SEV_RECOVERABLE 0 |
| #define ACPI_GENERROR_SEV_FATAL 1 |
| #define ACPI_GENERROR_SEV_CORRECTED 2 |
| #define ACPI_GENERROR_SEV_NONE 3 |
| |
| /* Generic Error Data Entry, Validation Bits field */ |
| #define ACPI_GENERROR_VALID_FRUID BIT(0) |
| #define ACPI_GENERROR_VALID_FRUID_TEXT BIT(1) |
| #define ACPI_GENERROR_VALID_TIMESTAMP BIT(2) |
| |
| /* |
| * Generic Error Status Block |
| * |
| * If there is a raw data section at the end of the generic error status block after the |
| * zero or more generic error data entries, raw_data_length indicates the length of the raw |
| * section and raw_data_offset is the offset of the beginning of the raw data section from |
| * the start of the acpi_generic_error_status block it is contained in. So if raw_data_length |
| * is non-zero, raw_data_offset must be at least sizeof(acpi_generic_error_status_t). |
| */ |
| typedef struct acpi_generic_error_status { |
| u32 block_status; |
| u32 raw_data_offset; /* must follow any generic entries */ |
| u32 raw_data_length; |
| u32 data_length; /* generic data */ |
| u32 error_severity; |
| /* Generic Error Data structures, zero or more entries */ |
| } __packed acpi_generic_error_status_t; |
| |
| /* Generic Status Block, Block Status values */ |
| #define GENERIC_ERR_STS_UNCORRECTABLE_VALID BIT(0) |
| #define GENERIC_ERR_STS_CORRECTABLE_VALID BIT(1) |
| #define GENERIC_ERR_STS_MULT_UNCORRECTABLE BIT(2) |
| #define GENERIC_ERR_STS_MULT_CORRECTABLE BIT(3) |
| #define GENERIC_ERR_STS_ENTRY_COUNT_SHIFT 4 |
| #define GENERIC_ERR_STS_ENTRY_COUNT_MAX 0x3ff |
| #define GENERIC_ERR_STS_ENTRY_COUNT_MASK \ |
| (GENERIC_ERR_STS_ENTRY_COUNT_MAX \ |
| << GENERIC_ERR_STS_ENTRY_COUNT_SHIFT) |
| |
| typedef struct acpi_cstate { |
| u8 ctype; |
| u16 latency; |
| u32 power; |
| acpi_addr_t resource; |
| } __packed acpi_cstate_t; |
| |
| struct acpi_sw_pstate { |
| u32 core_freq; |
| u32 power; |
| u32 transition_latency; |
| u32 bus_master_latency; |
| u32 control_value; |
| u32 status_value; |
| } __packed; |
| |
| struct acpi_xpss_sw_pstate { |
| u64 core_freq; |
| u64 power; |
| u64 transition_latency; |
| u64 bus_master_latency; |
| u64 control_value; |
| u64 status_value; |
| u64 control_mask; |
| u64 status_mask; |
| } __packed; |
| |
| typedef struct acpi_tstate { |
| u32 percent; |
| u32 power; |
| u32 latency; |
| u32 control; |
| u32 status; |
| } __packed acpi_tstate_t; |
| |
| enum acpi_lpi_state_flags { |
| ACPI_LPI_STATE_DISABLED = 0, |
| ACPI_LPI_STATE_ENABLED |
| }; |
| |
| /* Low Power Idle State */ |
| struct acpi_lpi_state { |
| u32 min_residency_us; |
| u32 worst_case_wakeup_latency_us; |
| u32 flags; |
| u32 arch_context_lost_flags; |
| u32 residency_counter_frequency_hz; |
| u32 enabled_parent_state; |
| acpi_addr_t entry_method; |
| acpi_addr_t residency_counter_register; |
| acpi_addr_t usage_counter_register; |
| const char *state_name; |
| }; |
| |
| /* Port types for ACPI _UPC object */ |
| enum acpi_upc_type { |
| UPC_TYPE_A, |
| UPC_TYPE_MINI_AB, |
| UPC_TYPE_EXPRESSCARD, |
| UPC_TYPE_USB3_A, |
| UPC_TYPE_USB3_B, |
| UPC_TYPE_USB3_MICRO_B, |
| UPC_TYPE_USB3_MICRO_AB, |
| UPC_TYPE_USB3_POWER_B, |
| UPC_TYPE_C_USB2_ONLY, |
| UPC_TYPE_C_USB2_SS_SWITCH, |
| UPC_TYPE_C_USB2_SS, |
| UPC_TYPE_PROPRIETARY = 0xff, |
| /* |
| * The following types are not directly defined in the ACPI |
| * spec but are used by coreboot to identify a USB device type. |
| */ |
| UPC_TYPE_INTERNAL = 0xff, |
| UPC_TYPE_UNUSED, |
| UPC_TYPE_HUB |
| }; |
| |
| enum acpi_ipmi_interface_type { |
| IPMI_INTERFACE_RESERVED = 0, |
| IPMI_INTERFACE_KCS, |
| IPMI_INTERFACE_SMIC, |
| IPMI_INTERFACE_BT, |
| IPMI_INTERFACE_SSIF, |
| }; |
| |
| #define ACPI_IPMI_PCI_DEVICE_FLAG (1 << 0) |
| #define ACPI_IPMI_INT_TYPE_SCI (1 << 0) |
| #define ACPI_IPMI_INT_TYPE_APIC (1 << 1) |
| |
| /* ACPI IPMI 2.0 */ |
| struct acpi_spmi { |
| acpi_header_t header; |
| u8 interface_type; |
| u8 reserved; |
| u16 specification_revision; |
| u8 interrupt_type; |
| u8 gpe; |
| u8 reserved2; |
| u8 pci_device_flag; |
| |
| u32 global_system_interrupt; |
| acpi_addr_t base_address; |
| union { |
| struct { |
| u8 pci_segment_group; |
| u8 pci_bus; |
| u8 pci_device; |
| u8 pci_function; |
| }; |
| u8 uid[4]; |
| }; |
| u8 reserved3; |
| } __packed; |
| |
| /* EINJ APEI Standard Definitions */ |
| /* EINJ Error Types |
| Refer to the ACPI spec, EINJ section, for more info on bit definitions |
| */ |
| #define ACPI_EINJ_CPU_CE (1 << 0) |
| #define ACPI_EINJ_CPU_UCE (1 << 1) |
| #define ACPI_EINJ_CPU_UCE_FATAL (1 << 2) |
| #define ACPI_EINJ_MEM_CE (1 << 3) |
| #define ACPI_EINJ_MEM_UCE (1 << 4) |
| #define ACPI_EINJ_MEM_UCE_FATAL (1 << 5) |
| #define ACPI_EINJ_PCIE_CE (1 << 6) |
| #define ACPI_EINJ_PCIE_UCE_NON_FATAL (1 << 7) |
| #define ACPI_EINJ_PCIE_UCE_FATAL (1 << 8) |
| #define ACPI_EINJ_PLATFORM_CE (1 << 9) |
| #define ACPI_EINJ_PLATFORM_UCE (1 << 10) |
| #define ACPI_EINJ_PLATFORM_UCE_FATAL (1 << 11) |
| #define ACPI_EINJ_VENDOR_DEFINED (1 << 31) |
| #define ACPI_EINJ_DEFAULT_CAP (ACPI_EINJ_MEM_CE | ACPI_EINJ_MEM_UCE | \ |
| ACPI_EINJ_PCIE_CE | ACPI_EINJ_PCIE_UCE_FATAL) |
| |
| /* EINJ actions */ |
| #define ACTION_COUNT 9 |
| #define BEGIN_INJECT_OP 0x00 |
| #define GET_TRIGGER_ACTION_TABLE 0x01 |
| #define SET_ERROR_TYPE 0x02 |
| #define GET_ERROR_TYPE 0x03 |
| #define END_INJECT_OP 0x04 |
| #define EXECUTE_INJECT_OP 0x05 |
| #define CHECK_BUSY_STATUS 0x06 |
| #define GET_CMD_STATUS 0x07 |
| #define SET_ERROR_TYPE_WITH_ADDRESS 0x08 |
| #define TRIGGER_ERROR 0xFF |
| |
| /* EINJ Instructions */ |
| #define READ_REGISTER 0x00 |
| #define READ_REGISTER_VALUE 0x01 |
| #define WRITE_REGISTER 0x02 |
| #define WRITE_REGISTER_VALUE 0x03 |
| #define NO_OP 0x04 |
| |
| /* EINJ (Error Injection Table) */ |
| typedef struct acpi_gen_regaddr1 { |
| u8 space_id; /* Address space ID */ |
| u8 bit_width; /* Register size in bits */ |
| u8 bit_offset; /* Register bit offset */ |
| u8 access_size; /* Access size since ACPI 2.0c */ |
| u64 addr; /* Register address */ |
| } __packed acpi_addr64_t; |
| |
| /* Instruction entry */ |
| typedef struct acpi_einj_action_table { |
| u8 action; |
| u8 instruction; |
| u16 flags; |
| acpi_addr64_t reg; |
| u64 value; |
| u64 mask; |
| } __packed acpi_einj_action_table_t; |
| |
| typedef struct acpi_injection_header { |
| u32 einj_header_size; |
| u32 flags; |
| u32 entry_count; |
| } __packed acpi_injection_header_t; |
| |
| typedef struct acpi_einj_trigger_table { |
| u32 header_size; |
| u32 revision; |
| u32 table_size; |
| u32 entry_count; |
| acpi_einj_action_table_t trigger_action[1]; |
| } __packed acpi_einj_trigger_table_t; |
| |
| typedef struct set_error_type { |
| u32 errtype; |
| u32 vendorerrortype; |
| u32 flags; |
| u32 apicid; |
| u64 memaddr; |
| u64 memrange; |
| u32 pciesbdf; |
| } __packed set_error_type_t; |
| |
| #define EINJ_PARAM_NUM 6 |
| typedef struct acpi_einj_smi { |
| u64 op_state; |
| u64 err_inject[EINJ_PARAM_NUM]; |
| u64 trigger_action_table; |
| u64 err_inj_cap; |
| u64 op_status; |
| u64 cmd_sts; |
| u64 einj_addr; |
| u64 einj_addr_msk; |
| set_error_type_t setaddrtable; |
| u64 reserved[50]; |
| } __packed acpi_einj_smi_t; |
| |
| /* EINJ Flags */ |
| #define EINJ_DEF_TRIGGER_PORT 0xb2 |
| #define FLAG_PRESERVE 0x01 |
| #define FLAG_IGNORE 0x00 |
| |
| /* EINJ Registers */ |
| #define EINJ_REG_MEMORY(address) \ |
| { \ |
| .space_id = ACPI_ADDRESS_SPACE_MEMORY, \ |
| .bit_width = 64, \ |
| .bit_offset = 0, \ |
| .access_size = ACPI_ACCESS_SIZE_QWORD_ACCESS, \ |
| .addr = address} |
| |
| #define EINJ_REG_IO() \ |
| { \ |
| .space_id = ACPI_ADDRESS_SPACE_IO, \ |
| .bit_width = 0x10, \ |
| .bit_offset = 0, \ |
| .access_size = ACPI_ACCESS_SIZE_WORD_ACCESS, \ |
| .addr = EINJ_DEF_TRIGGER_PORT} /* HW dependent code can override this also */ |
| |
| typedef struct acpi_einj { |
| acpi_header_t header; |
| acpi_injection_header_t inj_header; |
| acpi_einj_action_table_t action_table[ACTION_COUNT]; |
| } __packed acpi_einj_t; |
| |
| /* SPCR (Serial Port Console Redirection Table) */ |
| typedef struct acpi_spcr { |
| acpi_header_t header; |
| uint8_t interface_type; |
| uint8_t reserved[3]; |
| acpi_addr_t base_address; |
| uint8_t interrupt_type; |
| uint8_t irq; |
| uint32_t global_system_interrupt; |
| uint8_t configured_baudrate; |
| uint8_t parity; |
| uint8_t stop_bits; |
| uint8_t flow_control; |
| uint8_t terminal_type; |
| uint8_t language; |
| uint16_t pci_did; |
| uint16_t pci_vid; |
| uint8_t pci_bus; |
| uint8_t pci_dev; |
| uint8_t pci_fun; |
| uint32_t pci_flags; |
| uint8_t pci_segment; |
| uint32_t uart_clock; |
| uint32_t precise_baud_rate; |
| uint16_t namespace_string_length; |
| uint16_t namespace_string_offset; |
| char namespacestring[]; |
| } __packed acpi_spcr_t; |
| _Static_assert(sizeof(acpi_spcr_t) == 88, "acpi_spcr_t must have an 88 byte size\n"); |
| |
| uintptr_t get_coreboot_rsdp(void); |
| void acpi_create_einj(acpi_einj_t *einj, uintptr_t addr, u8 actions); |
| |
| unsigned long fw_cfg_acpi_tables(unsigned long start); |
| |
| /* These are implemented by the target port or north/southbridge. */ |
| void preload_acpi_dsdt(void); |
| unsigned long write_acpi_tables(const unsigned long addr); |
| unsigned long acpi_fill_madt(unsigned long current); |
| |
| void acpi_fill_fadt(acpi_fadt_t *fadt); |
| void arch_fill_fadt(acpi_fadt_t *fadt); |
| void soc_fill_fadt(acpi_fadt_t *fadt); |
| void mainboard_fill_fadt(acpi_fadt_t *fadt); |
| |
| void acpi_fill_gnvs(void); |
| void acpi_fill_cnvs(void); |
| |
| unsigned long acpi_fill_lpit(unsigned long current); |
| |
| /* These can be used by the target port. */ |
| u8 acpi_checksum(u8 *table, u32 length); |
| |
| void acpi_add_table(acpi_rsdp_t *rsdp, void *table); |
| |
| /* Create CXL Early Discovery Table */ |
| void acpi_create_cedt(acpi_cedt_t *cedt, |
| unsigned long (*acpi_fill_cedt)(unsigned long current)); |
| /* Create a CXL Host Bridge Structure for CEDT */ |
| int acpi_create_cedt_chbs(acpi_cedt_chbs_t *chbs, u32 uid, u32 cxl_ver, u64 base); |
| /* Create a CXL Fixed Memory Window Structure for CEDT */ |
| int acpi_create_cedt_cfmws(acpi_cedt_cfmws_t *cfmws, u64 base_hpa, u64 window_size, |
| u8 eniw, u32 hbig, u16 restriction, u16 qtg_id, const u32 *interleave_target); |
| |
| int acpi_create_madt_ioapic_from_hw(acpi_madt_ioapic_t *ioapic, u32 addr); |
| |
| unsigned long acpi_create_madt_one_lapic(unsigned long current, u32 cpu, u32 apic); |
| |
| unsigned long acpi_create_madt_lapic_nmis(unsigned long current); |
| |
| int acpi_create_srat_lapic(acpi_srat_lapic_t *lapic, u8 node, u8 apic); |
| int acpi_create_srat_x2apic(acpi_srat_x2apic_t *x2apic, u32 node, u32 apic); |
| int acpi_create_srat_mem(acpi_srat_mem_t *mem, u8 node, u32 basek, u32 sizek, |
| u32 flags); |
| /* |
| * Given the Generic Initiator device's BDF, the proximity domain's ID |
| * and flag, create Generic Initiator Affinity structure in SRAT. |
| */ |
| int acpi_create_srat_gia_pci(acpi_srat_gia_t *gia, u32 proximity_domain, |
| u16 seg, u8 bus, u8 dev, u8 func, u32 flags); |
| unsigned long acpi_create_srat_lapics(unsigned long current); |
| void acpi_create_srat(acpi_srat_t *srat, |
| unsigned long (*acpi_fill_srat)(unsigned long current)); |
| |
| void acpi_create_slit(acpi_slit_t *slit, |
| unsigned long (*acpi_fill_slit)(unsigned long current)); |
| |
| /* |
| * Create a Memory Proximity Domain Attributes structure for HMAT, |
| * given proximity domain for the attached initiaor, and |
| * proximimity domain for the memory. |
| */ |
| int acpi_create_hmat_mpda(acpi_hmat_mpda_t *mpda, u32 initiator, u32 memory); |
| /* Create Heterogeneous Memory Attribute Table */ |
| void acpi_create_hmat(acpi_hmat_t *hmat, |
| unsigned long (*acpi_fill_hmat)(unsigned long current)); |
| |
| void acpi_create_vfct(const struct device *device, |
| acpi_vfct_t *vfct, |
| unsigned long (*acpi_fill_vfct)(const struct device *device, |
| acpi_vfct_t *vfct_struct, |
| unsigned long current)); |
| |
| void acpi_create_ipmi(const struct device *device, |
| struct acpi_spmi *spmi, |
| const u16 ipmi_revision, |
| const acpi_addr_t *addr, |
| const enum acpi_ipmi_interface_type type, |
| const s8 gpe_interrupt, |
| const u32 apic_interrupt, |
| const u32 uid); |
| |
| void acpi_create_ivrs(acpi_ivrs_t *ivrs, |
| unsigned long (*acpi_fill_ivrs)(acpi_ivrs_t *ivrs_struct, |
| unsigned long current)); |
| |
| void acpi_create_crat(struct acpi_crat_header *crat, |
| unsigned long (*acpi_fill_crat)(struct acpi_crat_header *crat_struct, |
| unsigned long current)); |
| |
| unsigned long acpi_write_hpet(const struct device *device, unsigned long start, |
| acpi_rsdp_t *rsdp); |
| |
| /* cpu/intel/speedstep/acpi.c */ |
| void generate_cpu_entries(const struct device *device); |
| |
| unsigned long acpi_write_dbg2_pci_uart(acpi_rsdp_t *rsdp, unsigned long current, |
| const struct device *dev, uint8_t access_size); |
| void acpi_create_dmar(acpi_dmar_t *dmar, enum dmar_flags flags, |
| unsigned long (*acpi_fill_dmar)(unsigned long)); |
| unsigned long acpi_create_dmar_drhd(unsigned long current, u8 flags, |
| u16 segment, u64 bar); |
| unsigned long acpi_create_dmar_rmrr(unsigned long current, u16 segment, |
| u64 bar, u64 limit); |
| unsigned long acpi_create_dmar_atsr(unsigned long current, u8 flags, |
| u16 segment); |
| unsigned long acpi_create_dmar_rhsa(unsigned long current, u64 base_addr, |
| u32 proximity_domain); |
| unsigned long acpi_create_dmar_andd(unsigned long current, u8 device_number, |
| const char *device_name); |
| unsigned long acpi_create_dmar_satc(unsigned long current, u8 flags, |
| u16 segment); |
| void acpi_dmar_drhd_fixup(unsigned long base, unsigned long current); |
| void acpi_dmar_rmrr_fixup(unsigned long base, unsigned long current); |
| void acpi_dmar_atsr_fixup(unsigned long base, unsigned long current); |
| void acpi_dmar_satc_fixup(unsigned long base, unsigned long current); |
| unsigned long acpi_create_dmar_ds_pci_br(unsigned long current, |
| u8 bus, u8 dev, u8 fn); |
| unsigned long acpi_create_dmar_ds_pci(unsigned long current, |
| u8 bus, u8 dev, u8 fn); |
| unsigned long acpi_create_dmar_ds_ioapic(unsigned long current, |
| u8 enumeration_id, |
| u8 bus, u8 dev, u8 fn); |
| unsigned long acpi_create_dmar_ds_ioapic_from_hw(unsigned long current, |
| u32 addr, u8 bus, u8 dev, u8 fn); |
| unsigned long acpi_create_dmar_ds_msi_hpet(unsigned long current, |
| u8 enumeration_id, |
| u8 bus, u8 dev, u8 fn); |
| void acpi_write_hest(acpi_hest_t *hest, |
| unsigned long (*acpi_fill_hest)(acpi_hest_t *hest)); |
| |
| unsigned long acpi_create_hest_error_source(acpi_hest_t *hest, |
| acpi_hest_esd_t *esd, u16 type, void *data, u16 len); |
| |
| unsigned long acpi_create_lpi_desc_ncst(acpi_lpi_desc_ncst_t *lpi_desc, uint16_t uid); |
| |
| /* chipsets that select ACPI_BERT must implement this function */ |
| enum cb_err acpi_soc_get_bert_region(void **region, size_t *length); |
| |
| /* For ACPI S3 support. */ |
| void __noreturn acpi_resume(void *wake_vec); |
| void mainboard_suspend_resume(void); |
| void *acpi_find_wakeup_vector(void); |
| |
| /* ACPI_Sn assignments are defined to always equal the sleep state numbers */ |
| enum { |
| ACPI_S0 = 0, |
| ACPI_S1 = 1, |
| ACPI_S2 = 2, |
| ACPI_S3 = 3, |
| ACPI_S4 = 4, |
| ACPI_S5 = 5, |
| }; |
| |
| #if CONFIG(ACPI_INTEL_HARDWARE_SLEEP_VALUES) \ |
| || CONFIG(ACPI_AMD_HARDWARE_SLEEP_VALUES) |
| /* Given the provided PM1 control register return the ACPI sleep type. */ |
| static inline int acpi_sleep_from_pm1(uint32_t pm1_cnt) |
| { |
| switch (((pm1_cnt) & SLP_TYP) >> SLP_TYP_SHIFT) { |
| case SLP_TYP_S0: return ACPI_S0; |
| case SLP_TYP_S1: return ACPI_S1; |
| case SLP_TYP_S3: return ACPI_S3; |
| case SLP_TYP_S4: return ACPI_S4; |
| case SLP_TYP_S5: return ACPI_S5; |
| } |
| return -1; |
| } |
| #endif |
| |
| uint8_t acpi_get_preferred_pm_profile(void); |
| |
| /* Returns ACPI_Sx values. */ |
| int acpi_get_sleep_type(void); |
| |
| /* Read and clear GPE status */ |
| int acpi_get_gpe(int gpe); |
| |
| /* Once we enter payload, is SMI handler installed and capable of |
| responding to APM_CNT Advanced Power Management Control commands. */ |
| static inline int permanent_smi_handler(void) |
| { |
| return CONFIG(HAVE_SMI_HANDLER); |
| } |
| |
| static inline int acpi_s3_resume_allowed(void) |
| { |
| return CONFIG(HAVE_ACPI_RESUME); |
| } |
| |
| static inline int acpi_is_wakeup_s3(void) |
| { |
| if (!acpi_s3_resume_allowed()) |
| return 0; |
| |
| if (ENV_ROMSTAGE_OR_BEFORE) |
| return (acpi_get_sleep_type() == ACPI_S3); |
| |
| return romstage_handoff_is_resume(); |
| } |
| |
| static inline uintptr_t acpi_align_current(uintptr_t current) |
| { |
| return ALIGN_UP(current, 16); |
| } |
| |
| /* ACPI table revisions should match the revision of the ACPI spec |
| * supported. This function keeps the table versions synced. This could |
| * be made into a weak function if there is ever a need to override the |
| * coreboot default ACPI spec version supported. */ |
| int get_acpi_table_revision(enum acpi_tables table); |
| u8 get_acpi_fadt_minor_version(void); |
| |
| #endif // !defined(__ASSEMBLER__) && !defined(__ACPI__) |
| |
| #endif /* __ACPI_ACPI_H__ */ |