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dtoc: Use GetBytes() to obtain repeating bytes

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Use this helper function which works on both Python 2 and Python 3.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2019-05-17 22:00:33 -06:00
parent 1953ce7531
commit 194b8d5e71
2 changed files with 5 additions and 3 deletions
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6
tools/dtoc/fdt.py
View file

@ -11,6 +11,7 @@ import sys
import fdt_util import fdt_util
import libfdt import libfdt
from libfdt import QUIET_NOTFOUND from libfdt import QUIET_NOTFOUND
import tools
# This deals with a device tree, presenting it as an assortment of Node and # This deals with a device tree, presenting it as an assortment of Node and
# Prop objects, representing nodes and properties, respectively. This file # Prop objects, representing nodes and properties, respectively. This file
@ -334,7 +335,8 @@ class Node:
Args: Args:
prop_name: Name of property prop_name: Name of property
""" """
self.props[prop_name] = Prop(self, None, prop_name, '\0' * 4) self.props[prop_name] = Prop(self, None, prop_name,
tools.GetBytes(0, 4))
def AddEmptyProp(self, prop_name, len): def AddEmptyProp(self, prop_name, len):
"""Add a property with a fixed data size, for filling in later """Add a property with a fixed data size, for filling in later
@ -346,7 +348,7 @@ class Node:
prop_name: Name of property prop_name: Name of property
len: Length of data in property len: Length of data in property
""" """
value = chr(0) * len value = tools.GetBytes(0, len)
self.props[prop_name] = Prop(self, None, prop_name, value) self.props[prop_name] = Prop(self, None, prop_name, value)
def SetInt(self, prop_name, val): def SetInt(self, prop_name, val):

2
tools/dtoc/test_fdt.py
View file

@ -279,7 +279,7 @@ class TestProp(unittest.TestCase):
"""Tests the GetEmpty() function for the various supported types""" """Tests the GetEmpty() function for the various supported types"""
self.assertEqual(True, fdt.Prop.GetEmpty(fdt.TYPE_BOOL)) self.assertEqual(True, fdt.Prop.GetEmpty(fdt.TYPE_BOOL))
self.assertEqual(chr(0), fdt.Prop.GetEmpty(fdt.TYPE_BYTE)) self.assertEqual(chr(0), fdt.Prop.GetEmpty(fdt.TYPE_BYTE))
self.assertEqual(chr(0) * 4, fdt.Prop.GetEmpty(fdt.TYPE_INT)) self.assertEqual(tools.GetBytes(0, 4), fdt.Prop.GetEmpty(fdt.TYPE_INT))
self.assertEqual('', fdt.Prop.GetEmpty(fdt.TYPE_STRING)) self.assertEqual('', fdt.Prop.GetEmpty(fdt.TYPE_STRING))
def testGetOffset(self): def testGetOffset(self):