diff options
Diffstat (limited to 'src/include/acpi/acpi.h')
| -rw-r--r-- | src/include/acpi/acpi.h | 130 |
1 files changed, 129 insertions, 1 deletions
diff --git a/src/include/acpi/acpi.h b/src/include/acpi/acpi.h index f2d2ad93cf..b266acf1e2 100644 --- a/src/include/acpi/acpi.h +++ b/src/include/acpi/acpi.h @@ -71,7 +71,7 @@ enum coreboot_acpi_ids { enum acpi_tables { /* Tables defined by ACPI and used by coreboot */ - BERT, DBG2, DMAR, DSDT, FACS, FADT, HEST, HPET, IVRS, MADT, MCFG, + BERT, DBG2, DMAR, DSDT, EINJ, FACS, FADT, HEST, HPET, IVRS, MADT, MCFG, RSDP, RSDT, SLIT, SRAT, SSDT, TCPA, TPM2, XSDT, ECDT, LPIT, /* Additional proprietary tables used by coreboot */ VFCT, NHLT, SPMI, CRAT @@ -980,6 +980,134 @@ struct acpi_spmi { 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; + + +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. */ |