ACPICA: ACPI 6.0: Add support for XENV table.

ACPICA commit 08c4197cf4ddd45f0c961078220b0fc19c10745c

Xen Environment table.

Link: https://github.com/acpica/acpica/commit/08c4197c
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h
index eb994e97fbb3..3eed4c870a8a 100644
--- a/include/acpi/actbl3.h
+++ b/include/acpi/actbl3.h
@@ -70,6 +70,7 @@
 #define ACPI_SIG_RASF           "RASF"  /* RAS Feature table */
 #define ACPI_SIG_STAO           "STAO"  /* Status Override table */
 #define ACPI_SIG_TPM2           "TPM2"  /* Trusted Platform Module 2.0 H/W interface table */
+#define ACPI_SIG_XENV           "XENV"  /* Xen Environment table */
 
 #define ACPI_SIG_S3PT           "S3PT"  /* S3 Performance (sub)Table */
 #define ACPI_SIG_PCCS           "PCC"   /* PCC Shared Memory Region */
@@ -729,6 +730,23 @@ struct acpi_tpm2_control {
         u64 response_address;
 };
 
+/*******************************************************************************
+ *
+ * XENV - Xen Environment Table (ACPI 6.0)
+ *        Version 1
+ *
+ * Conforms to "ACPI Specification for Xen Environment Table" 4 January 2015
+ *
+ ******************************************************************************/
+
+struct acpi_table_xenv {
+        struct acpi_table_header header;        /* Common ACPI table header */
+        u64 grant_table_address;
+        u64 grant_table_size;
+        u32 event_interrupt;
+        u8 event_flags;
+};
+
 /* Reset to default packing */
 
 #pragma pack()