107 lines
4.6 KiB
Python
107 lines
4.6 KiB
Python
# Copyright 2020 Espressif Systems (Shanghai) PTE LTD
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
from __future__ import unicode_literals
|
|
from io import open
|
|
from tiny_test_fw import Utility
|
|
import debug_backend
|
|
import logging
|
|
import pexpect
|
|
import pygdbmi.gdbcontroller
|
|
|
|
|
|
class CustomProcess(object):
|
|
def __init__(self, cmd, logfile, verbose=True):
|
|
self.verbose = verbose
|
|
self.f = open(logfile, 'w')
|
|
if self.verbose:
|
|
Utility.console_log('Starting {} > {}'.format(cmd, self.f.name))
|
|
self.pexpect_proc = pexpect.spawn(cmd, timeout=60, logfile=self.f, encoding='utf-8')
|
|
|
|
def __enter__(self):
|
|
return self
|
|
|
|
def close(self):
|
|
self.pexpect_proc.terminate(force=True)
|
|
|
|
def __exit__(self, type, value, traceback):
|
|
self.close()
|
|
self.f.close()
|
|
|
|
|
|
class OCDBackend(object):
|
|
def __init__(self, logfile_path, target, cfg_cmds=[], extra_args=[]):
|
|
# TODO Use configuration file implied by the test environment (board)
|
|
self.oocd = debug_backend.create_oocd(chip_name=target,
|
|
oocd_exec='openocd',
|
|
oocd_scripts=None,
|
|
oocd_cfg_files=['board/esp32-wrover-kit-3.3v.cfg'],
|
|
oocd_cfg_cmds=cfg_cmds,
|
|
oocd_debug=2,
|
|
oocd_args=extra_args,
|
|
host='localhost',
|
|
log_level=logging.DEBUG,
|
|
log_stream_handler=None,
|
|
log_file_handler=logging.FileHandler(logfile_path, 'w'),
|
|
scope=None)
|
|
self.oocd.start()
|
|
|
|
def __enter__(self):
|
|
return self
|
|
|
|
def __exit__(self, type, value, traceback):
|
|
self.oocd.stop()
|
|
|
|
def cmd_exec(self, cmd):
|
|
return self.oocd.cmd_exec(cmd)
|
|
|
|
|
|
class GDBBackend(object):
|
|
def __init__(self, logfile_path, elffile_path, target, gdbinit_path=None, working_dir=None):
|
|
self.gdb = debug_backend.create_gdb(chip_name=target,
|
|
gdb_path='xtensa-{}-elf-gdb'.format(target),
|
|
remote_target=None,
|
|
extended_remote_mode=False,
|
|
gdb_log_file=logfile_path,
|
|
log_level=None,
|
|
log_stream_handler=None,
|
|
log_file_handler=None,
|
|
scope=None)
|
|
if working_dir:
|
|
self.gdb.console_cmd_run('directory {}'.format(working_dir))
|
|
self.gdb.exec_file_set(elffile_path)
|
|
if gdbinit_path:
|
|
try:
|
|
self.gdb.console_cmd_run('source {}'.format(gdbinit_path))
|
|
except debug_backend.defs.DebuggerTargetStateTimeoutError:
|
|
# The internal timeout is not enough on RPI for more time consuming operations, e.g. "load".
|
|
# So lets try to apply the commands one-by-one:
|
|
with open(gdbinit_path, 'r') as f:
|
|
for line in f:
|
|
line = line.strip()
|
|
if len(line) > 0 and not line.startswith('#'):
|
|
self.gdb.console_cmd_run(line)
|
|
# Note that some commands cannot be applied with console_cmd_run, e.g. "commands"
|
|
|
|
def __enter__(self):
|
|
return self
|
|
|
|
def __exit__(self, type, value, traceback):
|
|
try:
|
|
self.gdb.gdb_exit()
|
|
except pygdbmi.gdbcontroller.NoGdbProcessError as e:
|
|
# the debug backend can fail on gdb exit when it tries to read the response after issuing the exit command.
|
|
Utility.console_log('Ignoring exception: {}'.format(e), 'O')
|
|
except debug_backend.defs.DebuggerTargetStateTimeoutError:
|
|
Utility.console_log('Ignoring timeout exception for GDB exit', 'O')
|