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-rw-r--r--include/acpi/actbl.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h
index 13a3d9ad92d..813e4b6c2c0 100644
--- a/include/acpi/actbl.h
+++ b/include/acpi/actbl.h
@@ -288,6 +288,31 @@ enum acpi_prefered_pm_profiles {
#define ACPI_FADT_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_fadt, f)
+union acpi_name_union {
+ u32 integer;
+ char ascii[4];
+};
+
+/*
+ * Internal ACPI Table Descriptor. One per ACPI table
+ */
+struct acpi_table_desc {
+ acpi_physical_address address;
+ struct acpi_table_header *pointer;
+ u32 length; /* Length fixed at 32 bits */
+ union acpi_name_union signature;
+ acpi_owner_id owner_id;
+ u8 flags;
+};
+
+/* Flags for above */
+
+#define ACPI_TABLE_ORIGIN_UNKNOWN (0)
+#define ACPI_TABLE_ORIGIN_MAPPED (1)
+#define ACPI_TABLE_ORIGIN_ALLOCATED (2)
+#define ACPI_TABLE_ORIGIN_MASK (3)
+#define ACPI_TABLE_IS_LOADED (4)
+
/*
* Get the remaining ACPI tables
*/