ACPICA commit c27465d07fd008ba71c1f687b2715267701bc8ad This patch adds PPTT (Processor Properties Topology Table, defined in ACPI spec 6.2) support in ACPICA core, including table definitions expressed in C structures and macros. Lv Zheng. Link: https://github.com/acpica/acpica/commit/c27465d0 Signed-off-by: Lv Zheng <lv.zheng@xxxxxxxxx> Signed-off-by: Bob Moore <robert.moore@xxxxxxxxx> --- include/acpi/actbl1.h | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index 87a12e1..f57e94c 100644 --- a/include/acpi/actbl1.h +++ b/include/acpi/actbl1.h @@ -69,6 +69,7 @@ #define ACPI_SIG_HEST "HEST" /* Hardware Error Source Table */ #define ACPI_SIG_MADT "APIC" /* Multiple APIC Description Table */ #define ACPI_SIG_MSCT "MSCT" /* Maximum System Characteristics Table */ +#define ACPI_SIG_PPTT "PPTT" /* Processor Properties Topology Table */ #define ACPI_SIG_SBST "SBST" /* Smart Battery Specification Table */ #define ACPI_SIG_SLIT "SLIT" /* System Locality Distance Information Table */ #define ACPI_SIG_SRAT "SRAT" /* System Resource Affinity Table */ @@ -1265,6 +1266,85 @@ struct acpi_nfit_flush_address { /******************************************************************************* * + * 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) /* Physical package */ +#define ACPI_PPTT_ACPI_PROCESSOR_ID_VALID (2) /* ACPI Processor ID valid */ + +/* 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 */ + +/* 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; +}; + +/******************************************************************************* + * * SBST - Smart Battery Specification Table * Version 1 * -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
