binman: Support FDT update for CBFS

[oweals/u-boot.git] / tools / binman / ftest.py

diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py
index 1c917345f2a343f0ba057cc737ea2023ff1a7d2c..999d8884acacc3ecdafe4a161c61815f46009c6e 100644 (file)
--- a/tools/binman/ftest.py
+++ b/tools/binman/ftest.py
@@ -1220,10 +1220,14 @@ class TestFunctional(unittest.TestCase):
 
     def testBadChangeSize(self):
         """Test that trying to change the size of an entry fails"""
-        with self.assertRaises(ValueError) as e:
-            self._DoReadFile('059_change_size.dts', True)
-        self.assertIn("Node '/binman/_testing': Cannot update entry size from "
-                      '1 to 2', str(e.exception))
+        try:
+            state.SetAllowEntryExpansion(False)
+            with self.assertRaises(ValueError) as e:
+                self._DoReadFile('059_change_size.dts', True)
+            self.assertIn("Node '/binman/_testing': Cannot update entry size from 1 to 2",
+                          str(e.exception))
+        finally:
+            state.SetAllowEntryExpansion(True)
 
     def testUpdateFdt(self):
         """Test that we can update the device tree with offset/size info"""
@@ -2117,6 +2121,70 @@ class TestFunctional(unittest.TestCase):
         self.assertIn("Invalid location 'None', expected 'start' or 'end'",
                       str(e.exception))
 
+    def testEntryExpand(self):
+        """Test expanding an entry after it is packed"""
+        data = self._DoReadFile('121_entry_expand.dts')
+        self.assertEqual(b'aa', data[:2])
+        self.assertEqual(U_BOOT_DATA, data[2:2 + len(U_BOOT_DATA)])
+        self.assertEqual(b'aa', data[-2:])
+
+    def testEntryExpandBad(self):
+        """Test expanding an entry after it is packed, twice"""
+        with self.assertRaises(ValueError) as e:
+            self._DoReadFile('122_entry_expand_twice.dts')
+        self.assertIn("Image '/binman': Entries expanded after packing",
+                      str(e.exception))
+
+    def testEntryExpandSection(self):
+        """Test expanding an entry within a section after it is packed"""
+        data = self._DoReadFile('123_entry_expand_section.dts')
+        self.assertEqual(b'aa', data[:2])
+        self.assertEqual(U_BOOT_DATA, data[2:2 + len(U_BOOT_DATA)])
+        self.assertEqual(b'aa', data[-2:])
+
+    def testCompressDtb(self):
+        """Test that compress of device-tree files is supported"""
+        self._CheckLz4()
+        data = self.data = self._DoReadFileRealDtb('124_compress_dtb.dts')
+        self.assertEqual(U_BOOT_DATA, data[:len(U_BOOT_DATA)])
+        comp_data = data[len(U_BOOT_DATA):]
+        orig = self._decompress(comp_data)
+        dtb = fdt.Fdt.FromData(orig)
+        dtb.Scan()
+        props = self._GetPropTree(dtb, ['size', 'uncomp-size'])
+        expected = {
+            'u-boot:size': len(U_BOOT_DATA),
+            'u-boot-dtb:uncomp-size': len(orig),
+            'u-boot-dtb:size': len(comp_data),
+            'size': len(data),
+            }
+        self.assertEqual(expected, props)
+
+    def testCbfsUpdateFdt(self):
+        """Test that we can update the device tree with CBFS offset/size info"""
+        self._CheckLz4()
+        data, _, _, out_dtb_fname = self._DoReadFileDtb('125_cbfs_update.dts',
+                                                        update_dtb=True)
+        dtb = fdt.Fdt(out_dtb_fname)
+        dtb.Scan()
+        props = self._GetPropTree(dtb, ['offset', 'size', 'image-pos',
+                                        'uncomp-size'])
+        del props['cbfs/u-boot:size']
+        self.assertEqual({
+            'offset': 0,
+            'size': len(data),
+            'image-pos': 0,
+            'cbfs:offset': 0,
+            'cbfs:size': len(data),
+            'cbfs:image-pos': 0,
+            'cbfs/u-boot:offset': 0x38,
+            'cbfs/u-boot:uncomp-size': len(U_BOOT_DATA),
+            'cbfs/u-boot:image-pos': 0x38,
+            'cbfs/u-boot-dtb:offset': 0xb8,
+            'cbfs/u-boot-dtb:size': len(U_BOOT_DATA),
+            'cbfs/u-boot-dtb:image-pos': 0xb8,
+            }, props)
+
 
 if __name__ == "__main__":
     unittest.main()