diff options
Diffstat (limited to 'tools/dtoc')
| -rw-r--r-- | tools/dtoc/fdt.py | 12 | ||||
| -rwxr-xr-x | tools/dtoc/test_fdt.py | 6 |
2 files changed, 18 insertions, 0 deletions
diff --git a/tools/dtoc/fdt.py b/tools/dtoc/fdt.py index 965106a..25ce513 100644 --- a/tools/dtoc/fdt.py +++ b/tools/dtoc/fdt.py @@ -463,6 +463,18 @@ class Node: val = bytes(val, 'utf-8') self.AddData(prop_name, val + b'\0') + def AddInt(self, prop_name, val): + """Add a new integer property to a node + + The device tree is marked dirty so that the value will be written to + the blob on the next sync. + + Args: + prop_name: Name of property to add + val: Integer value of property + """ + self.AddData(prop_name, struct.pack('>I', val)) + def AddSubnode(self, name): """Add a new subnode to the node diff --git a/tools/dtoc/test_fdt.py b/tools/dtoc/test_fdt.py index dc6943f..e8fbbd5 100755 --- a/tools/dtoc/test_fdt.py +++ b/tools/dtoc/test_fdt.py @@ -397,6 +397,12 @@ class TestProp(unittest.TestCase): data = self.fdt.getprop(self.node.Offset(), 'one') self.assertEqual(1, fdt32_to_cpu(data)) + val = 1234 + self.node.AddInt('integer', val) + self.dtb.Sync(auto_resize=True) + data = self.fdt.getprop(self.node.Offset(), 'integer') + self.assertEqual(val, fdt32_to_cpu(data)) + val = '123' + chr(0) + '456' self.node.AddString('string', val) self.dtb.Sync(auto_resize=True) |