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authorKevin O'Connor <kevin@koconnor.net>2017-03-22 22:26:23 -0400
committerKevin O'Connor <kevin@koconnor.net>2017-03-24 11:13:55 -0400
commit1fbb36fa87e30298f858f96dd41ed7a147745acd (patch)
tree444de79571eb5f5d850e49ff3d3adc8840ea4109 /klippy
parent3cafcc2bc73f945760db6b2cf7feec00e63fc6a5 (diff)
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serialhdl: Make sure to calculate est_clock before connect() finishes
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
Diffstat (limited to 'klippy')
-rw-r--r--klippy/serialhdl.py14
1 files changed, 10 insertions, 4 deletions
diff --git a/klippy/serialhdl.py b/klippy/serialhdl.py
index ae7df4ee..ef344381 100644
--- a/klippy/serialhdl.py
+++ b/klippy/serialhdl.py
@@ -96,15 +96,21 @@ class SerialReader:
baud_adjust = self.BITS_PER_BYTE / mcu_baud
self.ffi_lib.serialqueue_set_baud_adjust(
self.serialqueue, baud_adjust)
+ # Enable periodic get_status timer
+ get_status = msgparser.lookup_command('get_status')
+ self.status_cmd = get_status.encode()
+ self.reactor.update_timer(self.status_timer, self.reactor.NOW)
# Load initial last_ack_clock/last_ack_time
uptime_msg = msgparser.create_command('get_uptime')
params = self.send_with_response(uptime_msg, 'uptime')
self.last_ack_clock = (params['high'] << 32) | params['clock']
self.last_ack_time = params['#receive_time']
- # Enable periodic get_status timer
- get_status = msgparser.lookup_command('get_status')
- self.status_cmd = get_status.encode()
- self.reactor.update_timer(self.status_timer, self.reactor.NOW)
+ # Make sure est_clock is calculated
+ starttime = eventtime = self.reactor.monotonic()
+ while not self.est_clock:
+ if eventtime > starttime + 5.:
+ raise error("timeout on est_clock calculation")
+ eventtime = self.reactor.pause(eventtime + 0.010)
def connect_file(self, debugoutput, dictionary, pace=False):
self.ser = debugoutput
self.msgparser.process_identify(dictionary, decompress=False)