diff options
| -rw-r--r-- | include/acpi/actbl2.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h index a3008bae6f48..4fd5e8b2e199 100644 --- a/include/acpi/actbl2.h +++ b/include/acpi/actbl2.h @@ -37,6 +37,7 @@ #define ACPI_SIG_MCHI "MCHI" /* Management Controller Host Interface table */ #define ACPI_SIG_MPAM "MPAM" /* Memory System Resource Partitioning and Monitoring Table */ #define ACPI_SIG_MPST "MPST" /* Memory Power State Table */ +#define ACPI_SIG_MRRM "MRRM" /* Memory Range and Region Mapping table */ #define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */ #define ACPI_SIG_NFIT "NFIT" /* NVDIMM Firmware Interface Table */ #define ACPI_SIG_NHLT "NHLT" /* Non HD Audio Link Table */ @@ -1738,6 +1739,45 @@ struct acpi_msct_proximity { /******************************************************************************* * + * MRRM - Memory Range and Region Mapping (MRRM) table + * + ******************************************************************************/ + +struct acpi_table_mrrm { + struct acpi_table_header header; /* Common ACPI table header */ + u8 max_mem_region; /* Max Memory Regions supported */ + u8 flags; /* Region assignment type */ + u8 reserved[26]; + u8 memory_range_entry[]; +}; + +/* Flags */ +#define ACPI_MRRM_FLAGS_REGION_ASSIGNMENT_OS (1<<0) + +/******************************************************************************* + * + * Memory Range entry - Memory Range entry in MRRM table + * + ******************************************************************************/ + +struct acpi_table_mrrm_mem_range_entry { + ACPI_SUBTABLE_HEADER_16 header; + u32 reserved0; /* Reserved */ + u64 addr_base; /* Base addr of the mem range */ + u64 addr_len; /* Length of the mem range */ + u16 region_id_flags; /* Valid local or remote Region-ID */ + u8 local_region_id; /* Platform-assigned static local Region-ID */ + u8 remote_region_id; /* Platform-assigned static remote Region-ID */ + u32 reserved1; /* Reserved */ + /* Region-ID Programming Registers[] */ +}; + +/* Values for region_id_flags above */ +#define ACPI_MRRM_VALID_REGION_ID_FLAGS_LOCAL (1<<0) +#define ACPI_MRRM_VALID_REGION_ID_FLAGS_REMOTE (1<<1) + +/******************************************************************************* + * * MSDM - Microsoft Data Management table * * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)", |