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klippy: Add ability to restart the host software

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Add a "restart" gcode command that will cause the host "klippy"
software to reload its config and restart.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2016-11-30 23:47:40 -05:00
parent a6055ce069
commit fbd7cc243b
2 changed files with 39 additions and 20 deletions
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16
klippy/gcode.py
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@ -47,7 +47,7 @@ class GCodeParser:
def build_handlers(self):
handlers = ['G1', 'G4', 'G20', 'G21', 'G28', 'G90', 'G91', 'G92',
'M18', 'M82', 'M83', 'M105', 'M110', 'M114', 'M206',
'HELP', 'QUERY_ENDSTOPS']
'HELP', 'QUERY_ENDSTOPS', 'RESTART']
if self.heater_nozzle is not None:
handlers.extend(['M104', 'M109', 'PID_TUNE'])
if self.heater_bed is not None:
@ -62,10 +62,6 @@ class GCodeParser:
for h, f in self.gcode_handlers.items():
aliases = getattr(self, 'cmd_'+h+'_aliases', [])
self.gcode_handlers.update(dict([(a, f) for a in aliases]))
def finish(self):
self.reactor.end()
self.toolhead.motor_off()
logging.debug('Completed translation by klippy')
def stats(self, eventtime):
return "gcodein=%d" % (self.bytes_read,)
def set_printer_ready(self, is_ready):
@ -75,7 +71,7 @@ class GCodeParser:
self.build_handlers()
if is_ready and self.is_fileinput and self.fd_handle is None:
self.fd_handle = self.reactor.register_fd(self.fd, self.process_data)
def note_mcu_error(self):
def motor_heater_off(self):
if self.toolhead is not None:
self.toolhead.motor_off()
if self.heater_nozzle is not None:
@ -140,7 +136,8 @@ class GCodeParser:
self.input_commands = lines
self.process_commands(eventtime)
if not data and self.is_fileinput:
self.finish()
self.motor_heater_off()
self.printer.request_exit_eof()
# Response handling
def ack(self, msg=None):
if not self.need_ack or self.is_fileinput:
@ -370,6 +367,11 @@ class GCodeParser:
temp = float(params.get('S', '60'))
heater.start_auto_tune(temp)
self.bg_temp(heater)
cmd_RESTART_when_not_ready = True
cmd_RESTART_help = "Reload config file and restart host software"
def cmd_RESTART(self, params):
self.printer.request_restart()
cmd_HELP_when_not_ready = True
def cmd_HELP(self, params):
cmdhelp = ["// Available extended commands:"]
for cmd in self.gcode_handlers: