@@ -36,6 +36,7 @@
#define ACPI_SIG_NFIT "NFIT" /* NVDIMM Firmware Interface Table */
#define ACPI_SIG_PCCT "PCCT" /* Platform Communications Channel Table */
#define ACPI_SIG_PDTT "PDTT" /* Platform Debug Trigger Table */
+#define ACPI_SIG_PHAT "PHAT" /* Platform Health Assessment Table */
#define ACPI_SIG_PMTT "PMTT" /* Platform Memory Topology Table */
#define ACPI_SIG_PPTT "PPTT" /* Processor Properties Topology Table */
#define ACPI_SIG_RASF "RASF" /* RAS Feature table */
@@ -1401,6 +1402,66 @@ struct acpi_pdtt_channel {
#define ACPI_PDTT_WAIT_COMPLETION (1<<1)
#define ACPI_PDTT_TRIGGER_ORDER (1<<2)
+/*******************************************************************************
+ *
+ * PHAT - Platform Health Assessment Table (ACPI 6.4)
+ * Version 1
+ *
+ ******************************************************************************/
+
+struct acpi_table_phat {
+ struct acpi_table_header header; /* Common ACPI table header */
+};
+
+/* Common header for PHAT subtables that follow main table */
+
+struct acpi_phat_header {
+ u16 type;
+ u16 length;
+ u8 revision;
+};
+
+/* Values for Type field above */
+
+#define ACPI_PHAT_TYPE_FW_VERSION_DATA 0
+#define ACPI_PHAT_TYPE_FW_HEALTH_DATA 1
+#define ACPI_PHAT_TYPE_RESERVED 2 /* 0x02-0xFFFF are reserved */
+
+/*
+ * PHAT subtables, correspond to Type in struct acpi_phat_header
+ */
+
+/* 0: Firmware Version Data Record */
+
+struct acpi_phat_version_data {
+ struct acpi_phat_header header;
+ u8 reserved[3];
+ u32 element_count;
+};
+
+struct acpi_phat_version_element {
+ u8 guid[16];
+ u64 version_value;
+ u32 producer_id;
+};
+
+/* 1: Firmware Health Data Record */
+
+struct acpi_phat_health_data {
+ struct acpi_phat_header header;
+ u8 reserved[2];
+ u8 health;
+ u8 device_guid[16];
+ u32 device_specific_offset; /* Zero if no Device-specific data */
+};
+
+/* Values for Health field above */
+
+#define ACPI_PHAT_ERRORS_FOUND 0
+#define ACPI_PHAT_NO_ERRORS 1
+#define ACPI_PHAT_UNKNOWN_ERRORS 2
+#define ACPI_PHAT_ADVISORY 3
+
/*******************************************************************************
*
* PMTT - Platform Memory Topology Table (ACPI 5.0)