binman: Add support for outputing a map file

It is useful to be able to see a list of regions in each image produced by
binman. Add a -m option to output this information in a '.map' file
alongside the image file.

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

1 files changed, 9 insertions, 0 deletions

diff --git a/tools/binman/etype/section.py b/tools/binman/etype/section.py
index 4e2f686eea..139fcad51a 100644
--- a/tools/binman/etype/section.py
+++ b/tools/binman/etype/section.py
@@ -48,3 +48,12 @@ class Entry_section(Entry):
 
     def CheckPosition(self):
         self._section.CheckEntries()
+
+    def WriteMap(self, fd, indent):
+        """Write a map of the section to a .map file
+
+        Args:
+            fd: File to write the map to
+        """
+        super(Entry_section, self).WriteMap(fd, indent)
+        self._section.WriteMap(fd, indent + 1)