diff --git a/drivers/acpi/acpica/utdecode.c b/drivers/acpi/acpica/utdecode.c
index ce91e59..136a814 100644
--- a/drivers/acpi/acpica/utdecode.c
+++ b/drivers/acpi/acpica/utdecode.c
@@ -179,6 +179,8 @@
 
 	if (space_id >= ACPI_USER_REGION_BEGIN) {
 		return ("UserDefinedRegion");
+	} else if (space_id == ACPI_ADR_SPACE_FIXED_HARDWARE) {
+		return ("FunctionalFixedHW");
 	} else if (space_id >= ACPI_NUM_PREDEFINED_REGIONS) {
 		return ("InvalidSpaceId");
 	}