150 lines
4.6 KiB
C
150 lines
4.6 KiB
C
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/**
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Some stuff common to all config.h files. Put it here to allow files like
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board.*.config.h or printer.*.h to be moved to about everywhere in the
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file system. Else we'd have to enforce the Configtool user to put these
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files where we need them.
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*/
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#include "arduino.h"
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#ifndef DEFINE_HEATER_ACTUAL
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#define DEFINE_HEATER_ACTUAL(...)
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#endif
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// Heater definition helpers. This collection of macros turns any DEFINE_HEATER(...) macro
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// expansion into a DEFINE_HEATER_ACTUAL(a,b,c,d), i.e. a macro with four arguments. Currently
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// we expand 3 to 6 arguments, but we ignore the 6th arg in this code. This allows
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// us to use this "old" code with some "newer" configs which come at us from the future, so long
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// as the newer configs add parameters at the end of the list rather than in the middle.
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// From http://stackoverflow.com/questions/11761703/overloading-macro-on-number-of-arguments
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#define GET_MACRO(_1, _2, _3, _4, _5, _6, NAME, ...) NAME
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#define DEFINE_HEATER(...) GET_MACRO(__VA_ARGS__, DHTR_6, DHTR_5, DHTR_4, DHTR_3)(__VA_ARGS__)
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#define DHTR_3(name, pin, pwm) DEFINE_HEATER_ACTUAL(name, pin, 0, pwm, 100)
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#define DHTR_4(name, pin, invert, pwm) DEFINE_HEATER_ACTUAL(name, pin, invert, pwm, 100)
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#define DHTR_5(name, pin, invert, pwm, max_pwm) DEFINE_HEATER_ACTUAL(name, pin, invert, pwm, max_pwm)
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#define DHTR_6(name, pin, invert, pwm, max_pwm, arg6) DEFINE_HEATER_ACTUAL(name, pin, invert, pwm, max_pwm)
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/**
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This wrapper config header is used to allow makefiles and test scripts to
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replace or augment the user's 'config.h' file in a controlled manner. A
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makefile may add CFLAGS+=-DUSER_CONFIG=alternate_config.h to cause Teacup
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to build with a different config header.
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*/
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#ifndef USER_CONFIG
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#define USER_CONFIG "config.h"
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#endif
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#include USER_CONFIG
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#include "simulator.h"
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/**
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Give users a hint in case they obviously forgot to read instructions.
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*/
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#ifndef STEPS_PER_M_X
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#error config.h missing. Please follow instructions at \
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reprap.org/wiki/Teacup_Firmware#Simple_Installation
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#endif
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/**
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Additional tests to protect against misconfiguration.
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*/
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#ifdef USB_SERIAL
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#undef BAUD
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#endif
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/**
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Check wether we need SPI.
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*/
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#if (defined SD_CARD_SELECT_PIN || defined TEMP_MAX6675 || \
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defined TEMP_MC3008) && ! defined SIMULATOR
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#define SPI
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#endif
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/**
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Check wether we need I2C.
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*/
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#ifdef DISPLAY_BUS_I2C
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#define I2C
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#endif
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/**
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ACCELERATION_TEMPORAL doesn't support lookahead, yet.
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*/
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#if defined ACCELERATION_TEMPORAL && defined LOOKAHEAD
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#warning Acceleration temporal doesnt support lookahead, yet. \
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Lookahead disabled.
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#undef LOOKAHEAD
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#endif
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/**
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For ACCELERATION_REPRAP or no acceleration at all, lookahead makes no sense.
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Explicitely disable it to deal with misconfigurations.
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*/
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#if ! defined ACCELERATION_RAMPING && ! defined ACCELERATION_TEMPORAL
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#undef LOOKAHEAD
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#endif
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/**
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LOOKAHEAD won't work if Z-jerk is zero and bed leveling is active
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because most moves will have Z-steps and lookahead will be skipped.
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*/
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#if defined BED_LEVELING && defined LOOKAHEAD && MAX_JERK_Z==0
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#warning When bed-leveling is activated, lookahead will be ineffective \
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because MAX_JERK_Z is zero.
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#endif
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/**
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Silently discard EECONFIG on ARM. Silently to not disturb regression tests.
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TODO:
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- EECONFIG is currently misplaced as a printer property. Move EECONFIG to
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the board configuration or drop it entirely in favour of PID settings in
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Configtool.
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- Remove this silent discard in favour of the #error in heater-arm.c.
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*/
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#if defined __ARMEL__ && defined EECONFIG
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#undef EECONFIG
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#endif
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/**
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Silently discard BANG_BANG on ARM. Silently to not disturb regression tests.
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TODO:
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- BANG_BANG is currently misplaced as a printer property. Move BANG_BANG to
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the board configuration.
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- Remove this silent discard in favour of the #error in heater-arm.c.
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*/
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#if defined __ARMEL__ && defined BANG_BANG
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#undef BANG_BANG
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#endif
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/**
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* TEMP_EWMA changed from float 0.0 - 1.0 to integer 1000
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* Some people could accidentally change the 1.0 to 1 which will have effect
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* in very slow temperature readings. Let's force any value <= 1.0 to 1000
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* and give them a warning.
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*/
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#if TEMP_EWMA < 2
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#undef TEMP_EWMA
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#define TEMP_EWMA 1000
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#warning TEMP_EWMA scaling changed! Take a look in your printer.xxx.h.
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#endif
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/**
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* With GCC major >= 5 we can calculate constant sqrt expressions
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* lower versions, e.g. in the Arduino IDE, need for this a
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* __builtin_ function.
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*
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* "warning: initializer element is not a constant expression"
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*
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* Someone may extend this later also for sin/cos.
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*/
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#if (__GNUC__ <= 4)
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#define sqrt __builtin_sqrt
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#endif
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