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ACPICA: ACPI 6.0A: Changes to the NFIT ACPI table 

ACPICA commit a42a086b8d682ab8dfbc4666cf6b9c8a5ee23a77

Adds a new subtable.

Link: https://github.com/acpica/acpica/commit/a42a086b
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2017-11-17 15:42:24 -08:00 committed by Rafael J. Wysocki
parent dea4e83358
commit 5ed4e5ca51
1 changed files with 65 additions and 1 deletions
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66
include/acpi/actbl1.h
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@ -1150,7 +1150,8 @@ enum acpi_nfit_type {
ACPI_NFIT_TYPE_CONTROL_REGION = 4,
ACPI_NFIT_TYPE_DATA_REGION = 5,
ACPI_NFIT_TYPE_FLUSH_ADDRESS = 6,
ACPI_NFIT_TYPE_RESERVED = 7 /* 7 and greater are reserved */
ACPI_NFIT_TYPE_CAPABILITIES = 7,
ACPI_NFIT_TYPE_RESERVED = 8 /* 8 and greater are reserved */
};
/*
@ -1282,6 +1283,69 @@ struct acpi_nfit_flush_address {
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)
/*******************************************************************************
*
* PDTT - Platform Debug Trigger Table (ACPI 6.2)