pylibfdt: add Property.as_*int*_array()

Add new methods to handle decoding of int32, uint32, int64 and uint64
arrays.

Also add tests for the new methods.

Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Message-Id: <20211225132558.167123-3-luca@z3ntu.xyz>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/pylibfdt_tests.py b/tests/pylibfdt_tests.py
index 7e3cc4c..5479363 100644
--- a/tests/pylibfdt_tests.py
+++ b/tests/pylibfdt_tests.py
@@ -382,6 +382,17 @@ class PyLibfdtBasicTests(unittest.TestCase):
                           self.get_prop("prop-uint64").as_uint64())
         self.assertEqual(-2, self.get_prop("prop-int64").as_int64())
 
+    def testGetIntListProperties(self):
+        """Test that we can access properties as integer lists"""
+        self.assertEqual([128, -16, -2],
+                         self.get_prop("prop-int32-array").as_int32_list())
+        self.assertEqual([0x1, 0x98765432, 0xdeadbeef],
+                         self.get_prop("prop-uint32-array").as_uint32_list())
+        self.assertEqual([0x100000000, -2],
+                         self.get_prop("prop-int64-array").as_int64_list())
+        self.assertEqual([0x100000000, 0x1],
+                         self.get_prop("prop-uint64-array").as_uint64_list())
+
     def testGetStringlistProperties(self):
         """Test that we can access properties as string list"""
         node = self.fdt.path_offset('/subnode@1/subsubnode')