Commit cca97d42 authored by Bob Moore's avatar Bob Moore Committed by Rafael J. Wysocki
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ACPICA: ACPI 6.4: PMTT: add new fields/structures 

ACPICA commit 036290735ad8020f762c4d94bcbc0e84b2e307b6

Link: https://github.com/acpica/acpica/commit/03629073


Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarErik Kaneda <erik.kaneda@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 7c5eab72

include/acpi/actbl2.h

+35 −18
Original line number Diff line number Diff line
@@ -1410,7 +1410,11 @@ struct acpi_pdtt_channel { 


struct acpi_table_pmtt {

	struct acpi_table_header header;	/* Common ACPI table header */

	u32 reserved;

	u32 memory_device_count;

	/*

	 * Immediately followed by:

	 * MEMORY_DEVICE memory_device_struct[memory_device_count];

	 */

};



/* Common header for PMTT subtables that follow main table */
@@ -1421,6 +1425,12 @@ struct acpi_pmtt_header { 
	u16 length;

	u16 flags;

	u16 reserved2;

	u32 memory_device_count;	/* Zero means no memory device structs follow */

	/*

	 * Immediately followed by:

	 * u8 type_specific_data[]

	 * MEMORY_DEVICE memory_device_struct[memory_device_count];

	 */

};



/* Values for Type field above */
@@ -1428,7 +1438,8 @@ struct acpi_pmtt_header { 
#define ACPI_PMTT_TYPE_SOCKET           0

#define ACPI_PMTT_TYPE_CONTROLLER       1

#define ACPI_PMTT_TYPE_DIMM             2

#define ACPI_PMTT_TYPE_RESERVED         3	/* 0x03-0xFF are reserved */

#define ACPI_PMTT_TYPE_RESERVED         3	/* 0x03-0xFE are reserved */

#define ACPI_PMTT_TYPE_VENDOR           0xFF



/* Values for Flags field above */
@@ -1447,37 +1458,43 @@ struct acpi_pmtt_socket { 
	u16 socket_id;

	u16 reserved;

};

	/*

	 * Immediately followed by:

	 * MEMORY_DEVICE memory_device_struct[memory_device_count];

	 */



/* 1: Memory Controller subtable */



struct acpi_pmtt_controller {

	struct acpi_pmtt_header header;

	u32 read_latency;

	u32 write_latency;

	u32 read_bandwidth;

	u32 write_bandwidth;

	u16 access_width;

	u16 alignment;

	u16 controller_id;

	u16 reserved;

	u16 domain_count;

};



/* 1a: Proximity Domain substructure */



struct acpi_pmtt_domain {

	u32 proximity_domain;

};

	/*

	 * Immediately followed by:

	 * MEMORY_DEVICE memory_device_struct[memory_device_count];

	 */



/* 2: Physical Component Identifier (DIMM) */



struct acpi_pmtt_physical_component {

	struct acpi_pmtt_header header;

	u16 component_id;

	u16 reserved;

	u32 memory_size;

	u32 bios_handle;

};



/* 0xFF: Vendor Specific Data */



struct acpi_pmtt_vendor_specific {

	struct acpi_pmtt_header header;

	u8 type_uuid[16];

	u8 specific[];

	/*

	 * Immediately followed by:

	 * u8 vendor_specific_data[];

	 * MEMORY_DEVICE memory_device_struct[memory_device_count];

	 */

};



/*******************************************************************************

 *

 * PPTT - Processor Properties Topology Table (ACPI 6.2)