diff options
Diffstat (limited to 'tools/dtoc')
| -rw-r--r-- | tools/dtoc/fdt_util.py | 21 | ||||
| -rwxr-xr-x | tools/dtoc/test_fdt.py | 8 |
2 files changed, 29 insertions, 0 deletions
diff --git a/tools/dtoc/fdt_util.py b/tools/dtoc/fdt_util.py index 05cb9c0775..b229038569 100644 --- a/tools/dtoc/fdt_util.py +++ b/tools/dtoc/fdt_util.py @@ -147,3 +147,24 @@ def GetBool(node, propname, default=False): if propname in node.props: return True return default + +def GetDatatype(node, propname, datatype): + """Get a value of a given type from a property + + Args: + node: Node object to read from + propname: property name to read + datatype: Type to read (str or int) + + Returns: + value read, or None if none + + Raises: + ValueError if datatype is not str or int + """ + if datatype == str: + return GetString(node, propname) + elif datatype == int: + return GetInt(node, propname) + raise ValueError("fdt_util internal error: Unknown data type '%s'" % + datatype) diff --git a/tools/dtoc/test_fdt.py b/tools/dtoc/test_fdt.py index f085b1dd1a..03cf4b4f7c 100755 --- a/tools/dtoc/test_fdt.py +++ b/tools/dtoc/test_fdt.py @@ -380,6 +380,14 @@ class TestFdtUtil(unittest.TestCase): self.assertEqual(True, fdt_util.GetBool(self.node, 'missing', True)) self.assertEqual(False, fdt_util.GetBool(self.node, 'missing', False)) + def testGetDataType(self): + self.assertEqual(1, fdt_util.GetDatatype(self.node, 'intval', int)) + self.assertEqual('message', fdt_util.GetDatatype(self.node, 'stringval', + str)) + with self.assertRaises(ValueError) as e: + self.assertEqual(3, fdt_util.GetDatatype(self.node, 'boolval', + bool)) + def testFdtCellsToCpu(self): val = self.node.props['intarray'].value self.assertEqual(0, fdt_util.fdt_cells_to_cpu(val, 0)) |