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tmc: Remove virtual_enable support and replace with automatic support

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Automatically detect if the stepper has a dedicated enable line.  If
it does not, then automatically enable virtual enable support.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2019-11-12 18:18:32 -05:00
parent a4995c61c9
commit 77dff35fae
9 changed files with 72 additions and 76 deletions
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13
klippy/extras/stepper_enable.py
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@ -12,6 +12,7 @@ class StepperEnablePin:
def __init__(self, mcu_enable, enable_count=0):
self.mcu_enable = mcu_enable
self.enable_count = enable_count
self.is_dedicated = enable_count == 0
def set_enable(self, print_time):
if not self.enable_count:
self.mcu_enable.set_digital(print_time, 1)
@ -25,6 +26,7 @@ class StepperEnablePin:
class StepperMultiEnablePin:
def __init__(self, enable_list):
self.enable_list = enable_list
self.is_dedicated = False
def set_enable(self, print_time):
for en in self.enable_list:
en.set_enable(print_time)
@ -45,6 +47,8 @@ def lookup_enable_pin(ppins, pin_list):
mcu_enable = pin_params['chip'].setup_pin('digital_out', pin_params)
mcu_enable.setup_max_duration(0.)
pin_params['class'] = enable = StepperEnablePin(mcu_enable)
else:
enable.is_dedicated = False
enable_list.append(enable)
if len(enable_list) == 1:
return enable_list[0]
@ -54,21 +58,30 @@ def lookup_enable_pin(ppins, pin_list):
class EnableTracking:
def __init__(self, printer, stepper, pin):
self.stepper = stepper
self.callbacks = []
self.is_enabled = False
self.stepper.add_active_callback(self.motor_enable)
self.enable = lookup_enable_pin(printer.lookup_object('pins'), pin)
def register_state_callback(self, callback):
self.callbacks.append(callback)
def motor_enable(self, print_time):
if not self.is_enabled:
for cb in self.callbacks:
cb(print_time, True)
self.enable.set_enable(print_time)
self.is_enabled = True
def motor_disable(self, print_time):
if self.is_enabled:
# Enable stepper on future stepper movement
for cb in self.callbacks:
cb(print_time, False)
self.enable.set_disable(print_time)
self.is_enabled = False
self.stepper.add_active_callback(self.motor_enable)
def is_motor_enabled(self):
return self.is_enabled
def has_dedicated_enable(self):
return self.enable.is_dedicated
class PrinterStepperEnable:
def __init__(self, config):