On Wed, Jul 03, 2019 at 10:38:07AM +0530, Appana Durga Kedareswara rao wrote:
> Add this into the class to simplify use of this function.
>
> Signed-off-by: Appana Durga Kedareswara rao
> <appana.durga.rao@xxxxxxxxxx>
Applied, thanks.
> ---
> Changes for v2:
> --> Corrected return value as suggested by Simon.
>
> pylibfdt/libfdt.i | 12 ++++++++++++
> tests/pylibfdt_tests.py | 7 +++++++
> 2 files changed, 19 insertions(+)
>
> diff --git a/pylibfdt/libfdt.i b/pylibfdt/libfdt.i
> index 643f95d..3003600 100644
> --- a/pylibfdt/libfdt.i
> +++ b/pylibfdt/libfdt.i
> @@ -431,6 +431,18 @@ class FdtRo(object):
> """
> return fdt_get_phandle(self._fdt, nodeoffset)
>
> + def get_alias(self, name):
> + """Get the full path referenced by a given alias
> +
> + Args:
> + name: name of the alias to lookup
> +
> + Returns:
> + Full path to the node for the alias named 'name', if it exists
> + None, if the given alias or the /aliases node does not exist
> + """
> + return fdt_get_alias(self._fdt, name)
> +
> def parent_offset(self, nodeoffset, quiet=()):
> """Get the offset of a node's parent
>
> diff --git a/tests/pylibfdt_tests.py b/tests/pylibfdt_tests.py
> index c055f01..42f31ba 100644
> --- a/tests/pylibfdt_tests.py
> +++ b/tests/pylibfdt_tests.py
> @@ -77,6 +77,7 @@ class PyLibfdtBasicTests(unittest.TestCase):
> """Read in the device tree we use for testing"""
> self.fdt = _ReadFdt('test_tree1.dtb')
> self.fdt2 = _ReadFdt('test_props.dtb')
> + self.fdt3 = _ReadFdt('aliases.dtb')
>
> def GetPropList(self, node_path):
> """Read a list of properties from a node
> @@ -340,6 +341,12 @@ class PyLibfdtBasicTests(unittest.TestCase):
> node2 = self.fdt.path_offset('/subnode@2')
> self.assertEquals(0x2000, self.fdt.get_phandle(node2))
>
> + def testGetAlias(self):
> + """Test for the get_alias() method"""
> + self.assertEquals("/subnode@1", self.fdt3.get_alias('s1'))
> + self.assertEquals("/subnode@1/subsubnode", self.fdt3.get_alias('ss1'))
> + self.assertEquals("/subnode@1/subsubnode/subsubsubnode", self.fdt3.get_alias('sss1'))
> +
> def testParentOffset(self):
> """Test for the parent_offset() method"""
> self.assertEquals(-libfdt.NOTFOUND,
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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