1 files changed, 55 insertions, 1 deletions
diff --git a/sys/contrib/dev/acpica/dmutils.c b/sys/contrib/dev/acpica/dmutils.c
index d65fded0574b..a8281810ed5e 100644
--- a/sys/contrib/dev/acpica/dmutils.c
+++ b/sys/contrib/dev/acpica/dmutils.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
  *
  * Module Name: dmutils - AML disassembler utilities
- *              $Revision: 9 $
+ *              $Revision: 10 $
  *
  ******************************************************************************/
 
@@ -118,6 +118,7 @@
 #include "acpi.h"
 #include "amlcode.h"
 #include "acdisasm.h"
+#include "acnamesp.h"
 
 
 #ifdef ACPI_DISASSEMBLER
@@ -126,6 +127,9 @@
         ACPI_MODULE_NAME    ("dmutils")
 
 
+ACPI_EXTERNAL_LIST              *AcpiGbl_ExternalList = NULL;
+
+
 /* Data used in keeping track of fields */
 #if 0
 const char                      *AcpiGbl_FENames[ACPI_NUM_FIELD_NAMES] =
@@ -289,6 +293,56 @@ const char                      *AcpiGbl_SIZDecode[4] =
 
 /*******************************************************************************
  *
+ * FUNCTION:    AcpiDmAddToExternalList
+ *
+ * PARAMETERS:  Path            - Internal (AML) path to the object
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Insert a new path into the list of Externals which will in
+ *              turn be emitted as an External() declaration in the disassembled
+ *              output.
+ *
+ ******************************************************************************/
+
+void
+AcpiDmAddToExternalList (
+    char                    *Path)
+{
+    char                    *ExternalPath;
+    ACPI_EXTERNAL_LIST      *NewExternal;
+    ACPI_STATUS             Status;
+
+
+    if (!Path)
+    {
+        return;
+    }
+
+    /* Externalize the ACPI path */
+
+    Status = AcpiNsExternalizeName (ACPI_UINT32_MAX, Path,
+                    NULL, &ExternalPath);
+    if (ACPI_SUCCESS (Status))
+    {
+        /* Allocate and init a new External() descriptor */
+
+        NewExternal = ACPI_MEM_CALLOCATE (sizeof (ACPI_EXTERNAL_LIST));
+        NewExternal->Path = ExternalPath;
+
+        /* Link the new descriptor into the global list */
+
+        if (AcpiGbl_ExternalList)
+        {
+            NewExternal->Next = AcpiGbl_ExternalList;
+        }
+        AcpiGbl_ExternalList = NewExternal;
+    }
+}
+
+
+/*******************************************************************************
+ *
  * FUNCTION:    AcpiDmDecodeAttribute
  *
  * PARAMETERS:  Attribute       - Attribute field of AccessAs keyword