[PATCH 13/15] binman: Unwind the end-at-4gb special-case a little

[Simon Glass]

Move the check for this further out, so that base_addr is computed in
Entry.WriteSymbols() rather than at lower levels.

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

 tools/binman/entry.py         | 11 +++++++++--
 tools/binman/etype/section.py | 15 +++++----------
 tools/binman/image.py         | 10 ++++------
 3 files changed, 18 insertions(+), 18 deletions(-)

diff --git a/tools/binman/entry.py b/tools/binman/entry.py
index 8ad9fe89e0c..68f8d62bba9 100644
--- a/tools/binman/entry.py
+++ b/tools/binman/entry.py
@@ -711,15 +711,22 @@ class Entry(object):
     def WriteSymbols(self, section):
         """Write symbol values into binary files for access at run time
 
+        As a special case, if symbols_base is not specified and this is an
+        end-at-4gb image, a symbols_base of 0 is used
+
         Args:
           section: Section containing the entry
         """
         if self.auto_write_symbols and not self.no_write_symbols:
             # Check if we are writing symbols into an ELF file
             is_elf = self.GetDefaultFilename() == self.elf_fname
+
+            symbols_base = self.symbols_base
+            if symbols_base is None and self.GetImage()._end_4gb:
+                symbols_base = 0
+
             elf.LookupAndWriteSymbols(self.elf_fname, self, section.GetImage(),
-                                      is_elf, self.elf_base_sym,
-                                      self.symbols_base)
+                                      is_elf, self.elf_base_sym, symbols_base)
 
     def CheckEntries(self):
         """Check that the entry offsets are correct
diff --git a/tools/binman/etype/section.py b/tools/binman/etype/section.py
index 6c181531b8b..7d2eb42627d 100644
--- a/tools/binman/etype/section.py
+++ b/tools/binman/etype/section.py
@@ -627,12 +627,10 @@ class Entry_section(Entry):
             optional: True if the symbol is optional. If False this function
                 will raise if the symbol is not found
             msg: Message to display if an error occurs
-            base_addr: Base address of image. This is added to the returned
-                image_pos in most cases so that the returned position indicates
-                where the targetted entry/binary has actually been loaded. But
-                if end-at-4gb is used, this is not done, since the binary is
-                already assumed to be linked to the ROM position and using
-                execute-in-place (XIP).
+            base_addr (int): Base address of image. This is added to the
+                returned value of image-pos so that the returned position
+                indicates where the targeted entry/binary has actually been
+                loaded
 
         Returns:
             Value that should be assigned to that symbol, or None if it was
@@ -655,10 +653,7 @@ class Entry_section(Entry):
         if prop_name == 'offset':
             return entry.offset
         elif prop_name == 'image_pos':
-            value = entry.image_pos
-            if not self.GetImage()._end_4gb:
-                value += base_addr
-            return value
+            return base_addr + entry.image_pos
         if prop_name == 'size':
             return entry.size
         else:
diff --git a/tools/binman/image.py b/tools/binman/image.py
index c667f583db6..24ce0af7c72 100644
--- a/tools/binman/image.py
+++ b/tools/binman/image.py
@@ -404,12 +404,10 @@ class Image(section.Entry_section):
             optional: True if the symbol is optional. If False this function
                 will raise if the symbol is not found
             msg: Message to display if an error occurs
-            base_addr: Base address of image. This is added to the returned
-                image_pos in most cases so that the returned position indicates
-                where the targeted entry/binary has actually been loaded. But
-                if end-at-4gb is used, this is not done, since the binary is
-                already assumed to be linked to the ROM position and using
-                execute-in-place (XIP).
+            base_addr (int): Base address of image. This is added to the
+                returned value of image-pos so that the returned position
+                indicates where the targeted entry/binary has actually been
+                loaded
 
         Returns:
             Value that should be assigned to that symbol, or None if it was
-- 
2.34.1