binman: Convert to using the mkimage bintool

Update the fit and mkimage entry types to use this bintool, instead of
running mkimage directly. This simplifies the code and provides more
consistency as well as supporting missing bintools.

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

1 files changed, 16 insertions, 4 deletions

diff --git a/tools/binman/etype/fit.py b/tools/binman/etype/fit.py
index b41187df80..6e5f020c50 100644
--- a/tools/binman/etype/fit.py
+++ b/tools/binman/etype/fit.py
@@ -134,6 +134,7 @@ class Entry_fit(Entry):
                 self._fdts = fdts.split()
         self._fit_default_dt = self.GetEntryArgsOrProps([EntryArg('default-dt',
                                                                   str)])[0]
+        self.mkimage = None
 
     def ReadNode(self):
         self.ReadEntries()
@@ -250,13 +251,21 @@ class Entry_fit(Entry):
         tools.WriteFile(input_fname, data)
         tools.WriteFile(output_fname, data)
 
-        args = []
+        args = {}
         ext_offset = self._fit_props.get('fit,external-offset')
         if ext_offset is not None:
-            args += ['-E', '-p', '%x' % fdt_util.fdt32_to_cpu(ext_offset.value)]
-        tools.Run('mkimage', '-t', '-F', output_fname, *args)
+            args = {
+                'external': True,
+                'pad': fdt_util.fdt32_to_cpu(ext_offset.value)
+                }
+        if self.mkimage.run(reset_timestamp=True, output_fname=output_fname,
+                            **args) is not None:
+            self.SetContents(tools.ReadFile(output_fname))
+        else:
+            # Bintool is missing; just use empty data as the output
+            self.record_missing_bintool(self.mkimage)
+            self.SetContents(tools.GetBytes(0, 1024))
 
-        self.SetContents(tools.ReadFile(output_fname))
         return True
 
     def _BuildInput(self, fdt):
@@ -295,3 +304,6 @@ class Entry_fit(Entry):
     def SetAllowMissing(self, allow_missing):
         for section in self._fit_sections.values():
             section.SetAllowMissing(allow_missing)
+
+    def AddBintools(self, tools):
+        self.mkimage = self.AddBintool(tools, 'mkimage')