def SetInt(node, prop, value, for_repack=False):
"""Update an integer property in affected device trees with an integer value
This is not allowed to change the size of the FDT.
Args:
prop_name: Name of property
for_repack: True is this property is only needed for repacking
"""
for n in GetUpdateNodes(node, for_repack):
tout.detail("File %s: Update node '%s' prop '%s' to %#x" %
(n.GetFdt().name, n.path, prop, value))
n.SetInt(prop, value)
def run_cmd_result(self, *args, binary=False, raise_on_error=True):
"""Run the bintool using command-line arguments
Args:
args (list of str): Arguments to provide, in addition to the bintool
name
binary (bool): True to return output as bytes instead of str
raise_on_error (bool): True to raise a ValueError exception if the
tool returns a non-zero return code
Returns:
CommandResult: Resulting output from the bintool, or None if the
tool is not present
"""
if self.name in self.missing_list:
return None
name = os.path.expanduser(self.name) # Expand paths containing ~
all_args = (name, ) + args
env = tools.get_env_with_path()
tout.detail(f"bintool: {' '.join(all_args)}")
result = command.run_pipe([all_args],
capture=True,
capture_stderr=True,
env=env,
raise_on_error=False,
binary=binary)
if result.return_code:
# Return None if the tool was not found. In this case there is no
# output from the tool and it does not appear on the path. We still
# try to run it (as above) since RunPipe() allows faking the tool's
# output
if not any([result.stdout, result.stderr, tools.tool_find(name)]):
tout.info(f"bintool '{name}' not found")
return None
if raise_on_error:
tout.info(f"bintool '{name}' failed")
raise ValueError("Error %d running '%s': %s" %
(result.return_code, ' '.join(all_args),
result.stderr or result.stdout))
if result.stdout:
tout.debug(result.stdout)
if result.stderr:
tout.debug(result.stderr)
return result
def Detail(self, msg):
"""Convenience function to log detail referencing a node"""
tag = "Node '%s'" % self._node.path
tout.detail('%30s: %s' % (tag, msg))
def Info(self, msg):
"""Convenience function to log info referencing a node"""
tag = "Info '%s'" % self._node.path
tout.detail('%30s: %s' % (tag, msg))