mirror of
https://github.com/zephyrproject-rtos/zephyr
synced 2025-09-18 11:11:57 +00:00
3134bc1ea0
As of today we check for gdb presence in 'do_create' method and raise an exception in case of gdb is missing. That makes nsim runner unusable without gdb even for the commands which don't use it (like 'flash' command). Fix that. Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
99 lines
3.0 KiB
Python
99 lines
3.0 KiB
Python
# Copyright (c) 2018 Synopsys Inc.
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# Copyright (c) 2017 Open Source Foundries Limited.
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#
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# SPDX-License-Identifier: Apache-2.0
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'''ARC architecture-specific runners.'''
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from os import path
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from runners.core import ZephyrBinaryRunner
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DEFAULT_ARC_GDB_PORT = 3333
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DEFAULT_PROPS_FILE = 'nsim_em.props'
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class NsimBinaryRunner(ZephyrBinaryRunner):
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'''Runner front-end for the ARC nSIM.'''
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# This unusual 'flash' implementation matches the original shell script.
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#
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# It works by starting a GDB server in a separate session, connecting a
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# client to it to load the program, and running 'continue' within the
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# client to execute the application.
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#
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def __init__(self, cfg,
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tui=False,
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gdb_port=DEFAULT_ARC_GDB_PORT,
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props=DEFAULT_PROPS_FILE):
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super().__init__(cfg)
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if cfg.gdb is None:
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self.gdb_cmd = None
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else:
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self.gdb_cmd = [cfg.gdb] + (['-tui'] if tui else [])
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self.nsim_cmd = ['nsimdrv']
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self.gdb_port = gdb_port
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self.props = props
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@classmethod
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def name(cls):
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return 'arc-nsim'
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@classmethod
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def do_add_parser(cls, parser):
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parser.add_argument('--gdb-port', default=DEFAULT_ARC_GDB_PORT,
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help='nsim gdb port, defaults to 3333')
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parser.add_argument('--props', default=DEFAULT_PROPS_FILE,
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help='nsim props file, defaults to nsim.props')
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@classmethod
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def do_create(cls, cfg, args):
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return NsimBinaryRunner(
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cfg,
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gdb_port=args.gdb_port,
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props=args.props)
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def do_run(self, command, **kwargs):
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self.require(self.nsim_cmd[0])
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kwargs['nsim-cfg'] = path.join(self.cfg.board_dir, 'support',
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self.props)
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if command == 'flash':
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self.do_flash(**kwargs)
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elif command == 'debug':
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self.do_debug(**kwargs)
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else:
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self.debugserver(**kwargs)
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def do_flash(self, **kwargs):
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config = kwargs['nsim-cfg']
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cmd = (self.nsim_cmd + ['-propsfile', config, self.cfg.elf_file])
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self.check_call(cmd)
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def do_debug(self, **kwargs):
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if self.gdb_cmd is None:
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raise ValueError('Cannot debug; gdb is missing')
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config = kwargs['nsim-cfg']
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server_cmd = (self.nsim_cmd + ['-gdb',
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'-port={}'.format(self.gdb_port),
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'-propsfile', config])
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gdb_cmd = (self.gdb_cmd +
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['-ex', 'target remote :{}'.format(self.gdb_port),
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'-ex', 'load', self.cfg.elf_file])
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self.require(gdb_cmd[0])
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self.run_server_and_client(server_cmd, gdb_cmd)
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def debugserver(self, **kwargs):
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config = kwargs['nsim-cfg']
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cmd = (self.nsim_cmd +
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['-gdb', '-port={}'.format(self.gdb_port),
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'-propsfile', config])
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self.check_call(cmd)
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