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authorBob Moore <robert.moore@intel.com>2021-04-07 00:30:21 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-04-07 20:09:01 +0300
commitcca97d421a01731d3ee3c0ac10f356c877e08e84 (patch)
tree6bbbf962bd24c0e6b2ea9db41406d3b890689829 /include/acpi
parent7c5eab72f5a4dffec61f8c0cd99736178f95a50a (diff)
downloadlinux-cca97d421a01731d3ee3c0ac10f356c877e08e84.tar.xz
ACPICA: ACPI 6.4: PMTT: add new fields/structures
ACPICA commit 036290735ad8020f762c4d94bcbc0e84b2e307b6 Link: https://github.com/acpica/acpica/commit/03629073 Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Erik Kaneda <erik.kaneda@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/acpi')
-rw-r--r--include/acpi/actbl2.h53
1 files changed, 35 insertions, 18 deletions
diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 2ae925fb7728..d8e1db5d5e55 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -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)