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Clean up fastIO ahead of PWM patch

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This commit is contained in:
Scott Lahteine
2019-03-12 20:39:55 -05:00
parent 388babbcea
commit 51ff5b68fa
9 changed files with 89 additions and 92 deletions
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60
Marlin/src/HAL/HAL_LINUX/fastio.h
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@ -30,16 +30,16 @@
#define USEABLE_HARDWARE_PWM(pin) false
#define SET_DIR_INPUT(IO) Gpio::setDir(IO, 1)
#define SET_DIR_OUTPUT(IO) Gpio::setDir(IO, 0)
#define SET_DIR_INPUT(IO) Gpio::setDir(IO, 1)
#define SET_DIR_OUTPUT(IO) Gpio::setDir(IO, 0)
#define SET_MODE(IO, mode) Gpio::setMode(IO, mode)
#define SET_MODE(IO, mode) Gpio::setMode(IO, mode)
#define WRITE_PIN_SET(IO) Gpio::set(IO)
#define WRITE_PIN_CLR(IO) Gpio::clear(IO)
#define WRITE_PIN_SET(IO) Gpio::set(IO)
#define WRITE_PIN_CLR(IO) Gpio::clear(IO)
#define READ_PIN(IO) Gpio::get(IO)
#define WRITE_PIN(IO,V) Gpio::set(IO, V)
#define READ_PIN(IO) Gpio::get(IO)
#define WRITE_PIN(IO,V) Gpio::set(IO, V)
/**
* Magic I/O routines
@ -50,77 +50,77 @@
*/
/// Read a pin
#define _READ(IO) READ_PIN(IO)
#define _READ(IO) READ_PIN(IO)
/// Write to a pin
#define _WRITE_VAR(IO,V) digitalWrite(IO,V)
#define _WRITE_VAR(IO,V) digitalWrite(IO,V)
#define _WRITE(IO,V) WRITE_PIN(IO,V)
#define _WRITE(IO,V) WRITE_PIN(IO,V)
/// toggle a pin
#define _TOGGLE(IO) _WRITE(IO, !READ(IO))
#define _TOGGLE(IO) _WRITE(IO, !READ(IO))
/// set pin as input
#define _SET_INPUT(IO) SET_DIR_INPUT(IO)
#define _SET_INPUT(IO) SET_DIR_INPUT(IO)
/// set pin as output
#define _SET_OUTPUT(IO) SET_DIR_OUTPUT(IO)
#define _SET_OUTPUT(IO) SET_DIR_OUTPUT(IO)
/// set pin as input with pullup mode
#define _PULLUP(IO,V) pinMode(IO, (V) ? INPUT_PULLUP : INPUT)
#define _PULLUP(IO,V) pinMode(IO, (V) ? INPUT_PULLUP : INPUT)
/// set pin as input with pulldown mode
#define _PULLDOWN(IO,V) pinMode(IO, (V) ? INPUT_PULLDOWN : INPUT)
#define _PULLDOWN(IO,V) pinMode(IO, (V) ? INPUT_PULLDOWN : INPUT)
// hg42: all pins can be input or output (I hope)
// hg42: undefined pins create compile error (IO, is no pin)
// hg42: currently not used, but was used by pinsDebug
/// check if pin is an input
#define _GET_INPUT(IO) (LPC1768_PIN_PIN(IO) >= 0)
#define _GET_INPUT(IO) (LPC1768_PIN_PIN(IO) >= 0)
/// check if pin is an output
#define _GET_OUTPUT(IO) (LPC1768_PIN_PIN(IO) >= 0)
#define _GET_OUTPUT(IO) (LPC1768_PIN_PIN(IO) >= 0)
// hg42: GET_TIMER is used only to check if it's a PWM pin
// hg42: we cannot use USEABLE_HARDWARE_PWM because it uses a function that cannot be used statically
// hg42: instead use PWM bit from the #define
/// check if pin is a timer
#define _GET_TIMER(IO) TRUE // could be LPC1768_PIN_PWM(IO), but there
#define _GET_TIMER(IO) true // could be LPC1768_PIN_PWM(IO), but there
// hg42: could be this:
// #define _GET_TIMER(IO) LPC1768_PIN_PWM(IO)
// but this is an incomplete check (12 pins are PWMable, but only 6 can be used at the same time)
/// Read a pin wrapper
#define READ(IO) _READ(IO)
#define READ(IO) _READ(IO)
/// Write to a pin wrapper
#define WRITE_VAR(IO,V) _WRITE_VAR(IO,V)
#define WRITE(IO,V) _WRITE(IO,V)
#define WRITE_VAR(IO,V) _WRITE_VAR(IO,V)
#define WRITE(IO,V) _WRITE(IO,V)
/// toggle a pin wrapper
#define TOGGLE(IO) _TOGGLE(IO)
#define TOGGLE(IO) _TOGGLE(IO)
/// set pin as input wrapper
#define SET_INPUT(IO) _SET_INPUT(IO)
#define SET_INPUT(IO) _SET_INPUT(IO)
/// set pin as input with pullup wrapper
#define SET_INPUT_PULLUP(IO) do{ _SET_INPUT(IO); _PULLUP(IO, HIGH); }while(0)
#define SET_INPUT_PULLUP(IO) do{ _SET_INPUT(IO); _PULLUP(IO, HIGH); }while(0)
/// set pin as input with pulldown wrapper
#define SET_INPUT_PULLDOWN(IO) do{ _SET_INPUT(IO); _PULLDOWN(IO, HIGH); }while(0)
#define SET_INPUT_PULLDOWN(IO) do{ _SET_INPUT(IO); _PULLDOWN(IO, HIGH); }while(0)
/// set pin as output wrapper - reads the pin and sets the output to that value
#define SET_OUTPUT(IO) do{ _WRITE(IO, _READ(IO)); _SET_OUTPUT(IO); }while(0)
#define SET_OUTPUT(IO) do{ _WRITE(IO, _READ(IO)); _SET_OUTPUT(IO); }while(0)
/// check if pin is an input wrapper
#define GET_INPUT(IO) _GET_INPUT(IO)
#define GET_INPUT(IO) _GET_INPUT(IO)
/// check if pin is an output wrapper
#define GET_OUTPUT(IO) _GET_OUTPUT(IO)
#define GET_OUTPUT(IO) _GET_OUTPUT(IO)
/// check if pin is a timer (wrapper)
#define GET_TIMER(IO) _GET_TIMER(IO)
#define GET_TIMER(IO) _GET_TIMER(IO)
// Shorthand
#define OUT_WRITE(IO,V) do{ SET_OUTPUT(IO); WRITE(IO,V); }while(0)
#define OUT_WRITE(IO,V) do{ SET_OUTPUT(IO); WRITE(IO,V); }while(0)
// digitalRead/Write wrappers
#define extDigitalRead(IO) digitalRead(IO)