1 files changed, 39 insertions, 0 deletions
diff --git a/tools/binman/etype/blob_ext.py b/tools/binman/etype/blob_ext.py
new file mode 100644
index 0000000..8d64100
--- /dev/null
+++ b/tools/binman/etype/blob_ext.py
@@ -0,0 +1,39 @@
+# SPDX-License-Identifier: GPL-2.0+
+# Copyright (c) 2016 Google, Inc
+# Written by Simon Glass <sjg@chromium.org>
+#
+# Entry-type module for external blobs, not built by U-Boot
+#
+
+import os
+
+from binman.etype.blob import Entry_blob
+from dtoc import fdt_util
+from patman import tools
+from patman import tout
+
+class Entry_blob_ext(Entry_blob):
+    """Entry containing an externally built binary blob
+
+    Note: This should not be used by itself. It is normally used as a parent
+    class by other entry types.
+
+    If the file providing this blob is missing, binman can optionally ignore it
+    and produce a broken image with a warning.
+
+    See 'blob' for Properties / Entry arguments.
+    """
+    def __init__(self, section, etype, node):
+        Entry_blob.__init__(self, section, etype, node)
+        self.external = True
+
+    def ObtainContents(self):
+        self._filename = self.GetDefaultFilename()
+        self._pathname = tools.GetInputFilename(self._filename,
+                                                self.section.GetAllowMissing())
+        # Allow the file to be missing
+        if not self._pathname:
+            self.SetContents(b'')
+            self.missing = True
+            return True
+        return super().ObtainContents()