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-rw-r--r--include/acpi/actbl2.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 14b207cbc820..a2e386e94095 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -27,6 +27,7 @@
#define ACPI_SIG_AGDI "AGDI" /* Arm Generic Diagnostic Dump and Reset Device Interface */
#define ACPI_SIG_APMT "APMT" /* Arm Performance Monitoring Unit table */
#define ACPI_SIG_BDAT "BDAT" /* BIOS Data ACPI Table */
+#define ACPI_SIG_CCEL "CCEL" /* CC Event Log Table */
#define ACPI_SIG_IORT "IORT" /* IO Remapping Table */
#define ACPI_SIG_IVRS "IVRS" /* I/O Virtualization Reporting Structure */
#define ACPI_SIG_LPIT "LPIT" /* Low Power Idle Table */
@@ -354,6 +355,23 @@ struct acpi_table_bdat {
/*******************************************************************************
*
+ * CCEL - CC-Event Log
+ * From: "Guest-Host-Communication Interface (GHCI) for Intel
+ * Trust Domain Extensions (Intel TDX)". Feb 2022
+ *
+ ******************************************************************************/
+
+struct acpi_table_ccel {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u8 CCtype;
+ u8 Ccsub_type;
+ u16 reserved;
+ u64 log_area_minimum_length;
+ u64 log_area_start_address;
+};
+
+/*******************************************************************************
+ *
* IORT - IO Remapping Table
*
* Conforms to "IO Remapping Table System Software on ARM Platforms",