| # SPDX-License-Identifier: GPL-2.0+ |
| # Copyright (c) 2016 Google, Inc |
| # Written by Simon Glass <sjg@chromium.org> |
| # |
| # Test for the fdt modules |
| |
| import os |
| import sys |
| import tempfile |
| import unittest |
| |
| import fdt |
| from fdt import FdtScan |
| import fdt_util |
| import tools |
| |
| class TestFdt(unittest.TestCase): |
| @classmethod |
| def setUpClass(self): |
| self._binman_dir = os.path.dirname(os.path.realpath(sys.argv[0])) |
| self._indir = tempfile.mkdtemp(prefix='binmant.') |
| tools.PrepareOutputDir(self._indir, True) |
| |
| @classmethod |
| def tearDownClass(self): |
| tools._FinaliseForTest() |
| |
| def TestFile(self, fname): |
| return os.path.join(self._binman_dir, 'test', fname) |
| |
| def GetCompiled(self, fname): |
| return fdt_util.EnsureCompiled(self.TestFile(fname)) |
| |
| def _DeleteProp(self, dt): |
| node = dt.GetNode('/microcode/update@0') |
| node.DeleteProp('data') |
| |
| def testFdtNormal(self): |
| fname = self.GetCompiled('034_x86_ucode.dts') |
| dt = FdtScan(fname) |
| self._DeleteProp(dt) |
| |
| def testFdtNormalProp(self): |
| fname = self.GetCompiled('045_prop_test.dts') |
| dt = FdtScan(fname) |
| node = dt.GetNode('/binman/intel-me') |
| self.assertEquals('intel-me', node.name) |
| val = fdt_util.GetString(node, 'filename') |
| self.assertEquals(str, type(val)) |
| self.assertEquals('me.bin', val) |
| |
| prop = node.props['intval'] |
| self.assertEquals(fdt.TYPE_INT, prop.type) |
| self.assertEquals(3, fdt_util.GetInt(node, 'intval')) |
| |
| prop = node.props['intarray'] |
| self.assertEquals(fdt.TYPE_INT, prop.type) |
| self.assertEquals(list, type(prop.value)) |
| self.assertEquals(2, len(prop.value)) |
| self.assertEquals([5, 6], |
| [fdt_util.fdt32_to_cpu(val) for val in prop.value]) |
| |
| prop = node.props['byteval'] |
| self.assertEquals(fdt.TYPE_BYTE, prop.type) |
| self.assertEquals(chr(8), prop.value) |
| |
| prop = node.props['bytearray'] |
| self.assertEquals(fdt.TYPE_BYTE, prop.type) |
| self.assertEquals(list, type(prop.value)) |
| self.assertEquals(str, type(prop.value[0])) |
| self.assertEquals(3, len(prop.value)) |
| self.assertEquals([chr(1), '#', '4'], prop.value) |
| |
| prop = node.props['longbytearray'] |
| self.assertEquals(fdt.TYPE_INT, prop.type) |
| self.assertEquals(0x090a0b0c, fdt_util.GetInt(node, 'longbytearray')) |
| |
| prop = node.props['stringval'] |
| self.assertEquals(fdt.TYPE_STRING, prop.type) |
| self.assertEquals('message2', fdt_util.GetString(node, 'stringval')) |
| |
| prop = node.props['stringarray'] |
| self.assertEquals(fdt.TYPE_STRING, prop.type) |
| self.assertEquals(list, type(prop.value)) |
| self.assertEquals(3, len(prop.value)) |
| self.assertEquals(['another', 'multi-word', 'message'], prop.value) |
