zephyr/scripts/west_commands/runners/openocd.py

191 lines
7.3 KiB
Python

# Copyright (c) 2017 Linaro Limited.
#
# SPDX-License-Identifier: Apache-2.0
'''Runner for openocd.'''
from os import path
from runners.core import ZephyrBinaryRunner
DEFAULT_OPENOCD_TCL_PORT = 6333
DEFAULT_OPENOCD_TELNET_PORT = 4444
DEFAULT_OPENOCD_GDB_PORT = 3333
class OpenOcdBinaryRunner(ZephyrBinaryRunner):
'''Runner front-end for openocd.'''
def __init__(self, cfg, pre_init=None, pre_load=None,
load_cmd=None, verify_cmd=None, post_verify=None,
tui=None, config=None,
tcl_port=DEFAULT_OPENOCD_TCL_PORT,
telnet_port=DEFAULT_OPENOCD_TELNET_PORT,
gdb_port=DEFAULT_OPENOCD_GDB_PORT):
super(OpenOcdBinaryRunner, self).__init__(cfg)
if not config:
default = path.join(cfg.board_dir, 'support', 'openocd.cfg')
if path.exists(default):
config = default
self.openocd_config = config
if path.exists(self.openocd_config):
search_args = ['-s', path.dirname(self.openocd_config)]
else:
search_args = []
if cfg.openocd_search is not None:
search_args.extend(['-s', cfg.openocd_search])
self.openocd_cmd = [cfg.openocd] + search_args
self.hex_name = cfg.hex_file
self.elf_name = cfg.elf_file
self.pre_init = pre_init or []
self.pre_load = pre_load or []
self.load_cmd = load_cmd
self.verify_cmd = verify_cmd
self.post_verify = post_verify or []
self.tcl_port = tcl_port
self.telnet_port = telnet_port
self.gdb_port = gdb_port
self.gdb_cmd = [cfg.gdb] if cfg.gdb else None
self.tui_arg = ['-tui'] if tui else []
@classmethod
def name(cls):
return 'openocd'
@classmethod
def do_add_parser(cls, parser):
parser.add_argument('--config',
help='if given, override default config file')
# Options for flashing:
parser.add_argument('--cmd-pre-init', action='append',
help='''Command to run before calling init;
may be given multiple times''')
parser.add_argument('--cmd-pre-load', action='append',
help='''Command to run before flashing;
may be given multiple times''')
parser.add_argument('--cmd-load',
help='''Command to load/flash binary
(required when flashing)''')
parser.add_argument('--cmd-verify',
help='''Command to verify flashed binary''')
parser.add_argument('--cmd-post-verify', action='append',
help='''Command to run after verification;
may be given multiple times''')
# Options for debugging:
parser.add_argument('--tui', default=False, action='store_true',
help='if given, GDB uses -tui')
parser.add_argument('--tcl-port', default=DEFAULT_OPENOCD_TCL_PORT,
help='openocd TCL port, defaults to 6333')
parser.add_argument('--telnet-port',
default=DEFAULT_OPENOCD_TELNET_PORT,
help='openocd telnet port, defaults to 4444')
parser.add_argument('--gdb-port', default=DEFAULT_OPENOCD_GDB_PORT,
help='openocd gdb port, defaults to 3333')
@classmethod
def create(cls, cfg, args):
return OpenOcdBinaryRunner(
cfg,
pre_init=args.cmd_pre_init,
pre_load=args.cmd_pre_load, load_cmd=args.cmd_load,
verify_cmd=args.cmd_verify, post_verify=args.cmd_post_verify,
tui=args.tui, config=args.config,
tcl_port=args.tcl_port, telnet_port=args.telnet_port,
gdb_port=args.gdb_port)
def do_run(self, command, **kwargs):
self.require(self.openocd_cmd[0])
self.cfg_cmd = []
if self.openocd_config is not None:
self.cfg_cmd = ['-f', self.openocd_config]
if command == 'flash':
self.do_flash(**kwargs)
elif command == 'debug':
self.do_debug(**kwargs)
else:
self.do_debugserver(**kwargs)
def do_flash(self, **kwargs):
if not path.isfile(self.hex_name):
raise ValueError('Cannot flash; hex file ({}) does not exist. '.
format(self.hex_name) +
'Try enabling CONFIG_BUILD_OUTPUT_HEX.')
if self.load_cmd is None:
raise ValueError('Cannot flash; load command is missing')
if self.verify_cmd is None:
raise ValueError('Cannot flash; verify command is missing')
self.logger.info('Flashing file: {}'.format(self.hex_name))
pre_init_cmd = []
pre_load_cmd = []
post_verify_cmd = []
for i in self.pre_init:
pre_init_cmd.append("-c")
pre_init_cmd.append(i)
for i in self.pre_load:
pre_load_cmd.append("-c")
pre_load_cmd.append(i)
for i in self.post_verify:
post_verify_cmd.append("-c")
post_verify_cmd.append(i)
cmd = (self.openocd_cmd + self.cfg_cmd +
pre_init_cmd + ['-c', 'init',
'-c', 'targets'] +
pre_load_cmd + ['-c', 'reset halt',
'-c', self.load_cmd + ' ' + self.hex_name,
'-c', 'reset halt'] +
['-c', self.verify_cmd + ' ' + self.hex_name] +
post_verify_cmd +
['-c', 'reset run',
'-c', 'shutdown'])
self.check_call(cmd)
def do_debug(self, **kwargs):
if self.gdb_cmd is None:
raise ValueError('Cannot debug; no gdb specified')
if self.elf_name is None:
raise ValueError('Cannot debug; no .elf specified')
pre_init_cmd = []
for i in self.pre_init:
pre_init_cmd.append("-c")
pre_init_cmd.append(i)
server_cmd = (self.openocd_cmd + self.cfg_cmd +
['-c', 'tcl_port {}'.format(self.tcl_port),
'-c', 'telnet_port {}'.format(self.telnet_port),
'-c', 'gdb_port {}'.format(self.gdb_port)] +
pre_init_cmd + ['-c', 'init',
'-c', 'targets',
'-c', 'halt'])
gdb_cmd = (self.gdb_cmd + self.tui_arg +
['-ex', 'target remote :{}'.format(self.gdb_port),
self.elf_name])
self.require(gdb_cmd[0])
self.run_server_and_client(server_cmd, gdb_cmd)
def do_debugserver(self, **kwargs):
pre_init_cmd = []
for i in self.pre_init:
pre_init_cmd.append("-c")
pre_init_cmd.append(i)
cmd = (self.openocd_cmd + self.cfg_cmd +
['-c', 'tcl_port {}'.format(self.tcl_port),
'-c', 'telnet_port {}'.format(self.telnet_port),
'-c', 'gdb_port {}'.format(self.gdb_port)] +
pre_init_cmd + ['-c', 'init',
'-c', 'targets',
'-c', 'reset halt'])
self.check_call(cmd)