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#!/usr/bin/env python2
from __future__ import absolute_import, division, print_function
import sys
import os
import argparse
import binascii
import logging
from Queue import Queue
from .ratp import RatpError
try:
import serial
except:
print("error: No python-serial package found", file=sys.stderr)
exit(2)
def versiontuple(v):
return tuple(map(int, (v.split("."))))
if versiontuple(serial.VERSION) < (2, 7):
print("warning: python-serial package is buggy in RFC2217 mode,",
"consider updating to at least 2.7", file=sys.stderr)
from .ratp import SerialRatpConnection
from .controller import Controller
from .threadstdio import ConsoleInput
def get_controller(args):
port = serial.serial_for_url(args.port, args.baudrate)
conn = SerialRatpConnection(port)
while True:
try:
ctrl = Controller(conn)
break
except (RatpError):
if args.wait == True:
pass
else:
raise
return ctrl
def handle_run(args):
ctrl = get_controller(args)
ctrl.export(args.export)
res = ctrl.command(' '.join(args.arg))
if res:
res = 1
ctrl.close()
return res
def handle_ping(args):
ctrl = get_controller(args)
res = ctrl.ping()
if res:
res = 1
ctrl.close()
return res
def handle_getenv(args):
ctrl = get_controller(args)
value = ctrl.getenv(' '.join(args.arg))
if not value:
res = 1
else:
print(value)
res = 0
ctrl.close()
return res
def handle_md(args):
ctrl = get_controller(args)
(res,data) = ctrl.md(args.path, args.address, args.size)
if res == 0:
print(binascii.hexlify(data))
ctrl.close()
return res
def handle_mw(args):
ctrl = get_controller(args)
data=args.data
if ((len(data) % 2) != 0):
data="0"+data
(res,written) = ctrl.mw(args.path, args.address, binascii.unhexlify(data))
if res == 0:
print("%i bytes written" % written)
ctrl.close()
return res
def handle_reset(args):
ctrl = get_controller(args)
ctrl.reset(args.force)
ctrl.close()
return 0
def handle_listen(args):
port = serial.serial_for_url(args.port, args.baudrate)
conn = SerialRatpConnection(port)
conn.listen()
while True:
conn.wait(None)
conn.close()
def handle_console(args):
queue = Queue()
ctrl = get_controller(args)
ctrl.export(args.export)
ctrl.start(queue)
ctrl.send_async_console('\r')
cons = ConsoleInput(queue, exit='\x14') # CTRL-T
cons.start()
try:
while True:
src, data = queue.get(block=True)
if src == cons:
if data is None: # shutdown
cons.join()
break
elif data == '\x10': # CTRL-P
ctrl.send_async_ping()
else:
ctrl.send_async_console(data)
elif src == ctrl:
if data is None: # shutdown
sys.exit(1)
break
else:
os.write(sys.stdout.fileno(), data)
ctrl.stop()
ctrl.close()
finally:
print()
print("total retransmits=%i crc-errors=%i" % (
ctrl.conn.total_retransmits,
ctrl.conn.total_crc_errors))
# Support base 10 or base 16 numbers automatically
def auto_int(x):
return int(x, 0)
VERBOSITY = {
0: logging.WARN,
1: logging.INFO,
2: logging.DEBUG,
}
parser = argparse.ArgumentParser(prog='bbremote')
parser.add_argument('-v', '--verbose', action='count', default=0)
parser.add_argument('--port', type=str, default=os.environ.get('BBREMOTE_PORT', None))
parser.add_argument('--baudrate', type=int, default=os.environ.get('BBREMOTE_BAUDRATE', 115200))
parser.add_argument('--export', type=str, default=os.environ.get('BBREMOTE_EXPORT', None))
parser.add_argument('-w', '--wait', action='count', default=0)
subparsers = parser.add_subparsers(help='sub-command help')
parser_run = subparsers.add_parser('run', help="run a barebox command")
parser_run.add_argument('arg', nargs='+', help="barebox command to run")
parser_run.set_defaults(func=handle_run)
parser_ping = subparsers.add_parser('ping', help="test connection")
parser_ping.set_defaults(func=handle_ping)
parser_getenv = subparsers.add_parser('getenv', help="get a barebox environment variable")
parser_getenv.add_argument('arg', nargs='+', help="variable name")
parser_getenv.set_defaults(func=handle_getenv)
parser_md = subparsers.add_parser('md', help="run md command")
parser_md.add_argument('path', help="path")
parser_md.add_argument('address', type=auto_int, help="address")
parser_md.add_argument('size', type=auto_int, help="size")
parser_md.set_defaults(func=handle_md)
parser_mw = subparsers.add_parser('mw', help="run mw command")
parser_mw.add_argument('path', help="path")
parser_mw.add_argument('address', type=auto_int, help="address")
parser_mw.add_argument('data', help="data")
parser_mw.set_defaults(func=handle_mw)
parser_reset = subparsers.add_parser('reset', help="run reset command")
parser_reset_force = parser_reset.add_mutually_exclusive_group(required=False)
parser_reset_force.add_argument('--force', dest='force', action='store_true')
parser_reset_force.add_argument('--no-force', dest='force', action='store_false')
parser_reset.set_defaults(func=handle_reset,force=False)
parser_listen = subparsers.add_parser('listen', help="listen for an incoming connection")
parser_listen.set_defaults(func=handle_listen)
parser_console = subparsers.add_parser('console', help="connect to the console")
parser_console.set_defaults(func=handle_console)
args = parser.parse_args()
logging.basicConfig(level=VERBOSITY[args.verbose],
format='%(levelname)-8s %(module)-8s %(funcName)-16s %(message)s')
try:
res = args.func(args)
exit(res)
except RatpError as detail:
print("Ratp error:", detail, file=sys.stderr);
exit(127)
except KeyboardInterrupt:
print("\nInterrupted", file=sys.stderr);
exit(1)
#try:
# res = args.func(args)
#except Exception as e:
# print("error: failed to establish connection: %s" % e, file=sys.stderr)
# exit(2)
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