Skip to content

Commit

Permalink
Skip unnecessary (costly) SW Stepper Enable (MarlinFirmware#20218)
Browse files Browse the repository at this point in the history
Co-authored-by: Jason Smith <jason.inet@gmail.com>
Co-authored-by: Scott Lahteine <github@thinkyhead.com>
  • Loading branch information
3 people authored and dpreed committed Feb 5, 2021
1 parent 6c97adb commit cece597
Show file tree
Hide file tree
Showing 4 changed files with 25 additions and 10 deletions.
5 changes: 5 additions & 0 deletions Marlin/src/module/stepper/indirection.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -43,3 +43,8 @@ void reset_stepper_drivers() {
TERN_(HAS_L64XX, L64xxManager.init_to_defaults());
TERN_(HAS_TRINAMIC_CONFIG, reset_trinamic_drivers());
}

#if ENABLED(SOFTWARE_DRIVER_ENABLE)
// Flags to optimize XYZ Enabled state
xyz_bool_t axis_sw_enabled; // = { false, false, false }
#endif
26 changes: 18 additions & 8 deletions Marlin/src/module/stepper/indirection.h
Original file line number Diff line number Diff line change
Expand Up @@ -843,22 +843,32 @@ void reset_stepper_drivers(); // Called by settings.load / settings.reset
//
// Axis steppers enable / disable macros
//
#define FORGET_AXIS(A) TERN(HOME_AFTER_DEACTIVATE, set_axis_never_homed(A), CBI(axis_known_position, A))

#define ENABLE_AXIS_X() do{ ENABLE_STEPPER_X(); ENABLE_STEPPER_X2(); }while(0)
#define DISABLE_AXIS_X() do{ DISABLE_STEPPER_X(); DISABLE_STEPPER_X2(); FORGET_AXIS(X_AXIS); }while(0)
#if ENABLED(SOFTWARE_DRIVER_ENABLE)
// Avoid expensive calls to enable / disable steppers
extern xyz_bool_t axis_sw_enabled;
#define SHOULD_ENABLE(N) !axis_sw_enabled.N
#define SHOULD_DISABLE(N) axis_sw_enabled.N
#define AFTER_CHANGE(N,TF) axis_sw_enabled.N = TF
#else
#define SHOULD_ENABLE(N) true
#define SHOULD_DISABLE(N) true
#define AFTER_CHANGE(N,TF) NOOP
#endif

#define ENABLE_AXIS_Y() do{ ENABLE_STEPPER_Y(); ENABLE_STEPPER_Y2(); }while(0)
#define DISABLE_AXIS_Y() do{ DISABLE_STEPPER_Y(); DISABLE_STEPPER_Y2(); FORGET_AXIS(Y_AXIS); }while(0)
#define ENABLE_AXIS_X() if (SHOULD_ENABLE(x)) { ENABLE_STEPPER_X(); ENABLE_STEPPER_X2(); AFTER_CHANGE(x, true); }
#define DISABLE_AXIS_X() if (SHOULD_DISABLE(x)) { DISABLE_STEPPER_X(); DISABLE_STEPPER_X2(); AFTER_CHANGE(x, false); FORGET_AXIS(X_AXIS); }
#define ENABLE_AXIS_Y() if (SHOULD_ENABLE(y)) { ENABLE_STEPPER_Y(); ENABLE_STEPPER_Y2(); AFTER_CHANGE(y, true); }
#define DISABLE_AXIS_Y() if (SHOULD_DISABLE(y)) { DISABLE_STEPPER_Y(); DISABLE_STEPPER_Y2(); AFTER_CHANGE(y, false); FORGET_AXIS(Y_AXIS); }
#define ENABLE_AXIS_Z() if (SHOULD_ENABLE(z)) { ENABLE_STEPPER_Z(); ENABLE_STEPPER_Z2(); ENABLE_STEPPER_Z3(); AFTER_CHANGE(z, true); }
#define DISABLE_AXIS_Z() if (SHOULD_DISABLE(z)) { DISABLE_STEPPER_Z(); DISABLE_STEPPER_Z2(); DISABLE_STEPPER_Z3(); AFTER_CHANGE(z, false); FORGET_AXIS(Z_AXIS); Z_RESET(); }

#define ENABLE_AXIS_Z() do{ ENABLE_STEPPER_Z(); ENABLE_STEPPER_Z2(); ENABLE_STEPPER_Z3(); ENABLE_STEPPER_Z4(); }while(0)
#define FORGET_AXIS(A) TERN(HOME_AFTER_DEACTIVATE, set_axis_never_homed(A), CBI(axis_known_position, A))

#ifdef Z_AFTER_DEACTIVATE
#define Z_RESET() do{ current_position.z = Z_AFTER_DEACTIVATE; sync_plan_position(); }while(0)
#else
#define Z_RESET()
#endif
#define DISABLE_AXIS_Z() do{ DISABLE_STEPPER_Z(); DISABLE_STEPPER_Z2(); DISABLE_STEPPER_Z3(); DISABLE_STEPPER_Z4(); FORGET_AXIS(Z_AXIS); Z_RESET(); }while(0)

//
// Extruder steppers enable / disable macros
Expand Down
2 changes: 1 addition & 1 deletion buildroot/tests/NUCLEO_F767ZI-tests
Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@ set -e
restore_configs
opt_set MOTHERBOARD BOARD_NUCLEO_F767ZI
opt_set SERIAL_PORT -1
opt_enable BLTOUCH Z_SAFE_HOMING SPEAKER
opt_enable BLTOUCH Z_SAFE_HOMING SPEAKER SOFTWARE_DRIVER_ENABLE
opt_set X_DRIVER_TYPE TMC2209
opt_set Y_DRIVER_TYPE TMC2208
exec_test $1 $2 "Mixed timer usage" "$3"
Expand Down
2 changes: 1 addition & 1 deletion buildroot/tests/esp32-tests
Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,7 @@ opt_set X_SLAVE_ADDRESS 0
opt_set Y_SLAVE_ADDRESS 1
opt_set Z_SLAVE_ADDRESS 2
opt_set E0_SLAVE_ADDRESS 3
opt_enable HOTEND_IDLE_TIMEOUT
opt_enable HOTEND_IDLE_TIMEOUT SOFTWARE_DRIVER_ENABLE
exec_test $1 $2 "ESP32, TMC HW Serial, Hotend Idle" "$3"

# cleanup
Expand Down

0 comments on commit cece597

Please sign in to comment.