binman: Move 'external' support into base class

At present we have an Entry_blob_ext which implement a blob which holds an
external binary. We need to support other entry types that hold external
binaries, e.g. Entry_blob_named_by_arg. Move the support into the base
Entry class to allow this.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 2 insertions, 12 deletions

diff --git a/tools/binman/etype/section.py b/tools/binman/etype/section.py
index 72600b1..515c97f 100644
--- a/tools/binman/etype/section.py
+++ b/tools/binman/etype/section.py
@@ -35,7 +35,7 @@ class Entry_section(Entry):
             when writing out the map
 
     Properties:
-        _allow_missing: True if this section permits external blobs to be
+        allow_missing: True if this section permits external blobs to be
             missing their contents. The second will produce an image but of
             course it will not work.
 
@@ -54,8 +54,6 @@ class Entry_section(Entry):
         self._sort = False
         self._skip_at_start = None
         self._end_4gb = False
-        self._allow_missing = False
-        self.missing = False
 
     def ReadNode(self):
         """Read properties from the image node"""
@@ -549,18 +547,10 @@ class Entry_section(Entry):
         Args:
             allow_missing: True if allowed, False if not allowed
         """
-        self._allow_missing = allow_missing
+        self.allow_missing = allow_missing
         for entry in self._entries.values():
             entry.SetAllowMissing(allow_missing)
 
-    def GetAllowMissing(self):
-        """Get whether a section allows missing external blobs
-
-        Returns:
-            True if allowed, False if not allowed
-        """
-        return self._allow_missing
-
     def CheckMissing(self, missing_list):
         """Check if any entries in this section have missing external blobs