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- /**
- * Marlin 3D Printer Firmware
- *
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
- * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
- * Copyright (c) 2015-2016 Nico Tonnhofer wurstnase.reprap@gmail.com
- * Copyright (c) 2017 Victor Perez
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <https://www.gnu.org/licenses/>.
- *
- */
- #pragma once
-
- #define CPU_32_BIT
-
- #include "../../core/macros.h"
- #include "../shared/Marduino.h"
- #include "../shared/math_32bit.h"
- #include "../shared/HAL_SPI.h"
- #include "fastio.h"
- #include "Servo.h"
- #include "MarlinSerial.h"
-
- #include "../../inc/MarlinConfigPre.h"
-
- #include <stdint.h>
-
- //
- // Default graphical display delays
- //
- #define CPU_ST7920_DELAY_1 300
- #define CPU_ST7920_DELAY_2 40
- #define CPU_ST7920_DELAY_3 340
-
- // ------------------------
- // Serial ports
- // ------------------------
- #ifdef USBCON
- #include <USBSerial.h>
- #include "../../core/serial_hook.h"
- typedef ForwardSerial1Class< decltype(SerialUSB) > DefaultSerial1;
- extern DefaultSerial1 MSerialUSB;
- #endif
-
- #define _MSERIAL(X) MSerial##X
- #define MSERIAL(X) _MSERIAL(X)
-
- #if WITHIN(SERIAL_PORT, 1, 6)
- #define MYSERIAL1 MSERIAL(SERIAL_PORT)
- #elif !defined(USBCON)
- #error "SERIAL_PORT must be from 1 to 6."
- #elif SERIAL_PORT == -1
- #define MYSERIAL1 MSerialUSB
- #else
- #error "SERIAL_PORT must be from 1 to 6, or -1 for Native USB."
- #endif
-
- #ifdef SERIAL_PORT_2
- #if WITHIN(SERIAL_PORT_2, 1, 6)
- #define MYSERIAL2 MSERIAL(SERIAL_PORT_2)
- #elif !defined(USBCON)
- #error "SERIAL_PORT must be from 1 to 6."
- #elif SERIAL_PORT_2 == -1
- #define MYSERIAL2 MSerialUSB
- #else
- #error "SERIAL_PORT_2 must be from 1 to 6, or -1 for Native USB."
- #endif
- #endif
-
- #ifdef SERIAL_PORT_3
- #if WITHIN(SERIAL_PORT_3, 1, 6)
- #define MYSERIAL3 MSERIAL(SERIAL_PORT_3)
- #elif !defined(USBCON)
- #error "SERIAL_PORT must be from 1 to 6."
- #elif SERIAL_PORT_3 == -1
- #define MYSERIAL3 MSerialUSB
- #else
- #error "SERIAL_PORT_3 must be from 1 to 6, or -1 for Native USB."
- #endif
- #endif
-
- #ifdef MMU2_SERIAL_PORT
- #if WITHIN(MMU2_SERIAL_PORT, 1, 6)
- #define MMU2_SERIAL MSERIAL(MMU2_SERIAL_PORT)
- #elif !defined(USBCON)
- #error "SERIAL_PORT must be from 1 to 6."
- #elif MMU2_SERIAL_PORT == -1
- #define MMU2_SERIAL MSerialUSB
- #else
- #error "MMU2_SERIAL_PORT must be from 1 to 6, or -1 for Native USB."
- #endif
- #endif
-
- #ifdef LCD_SERIAL_PORT
- #if WITHIN(LCD_SERIAL_PORT, 1, 6)
- #define LCD_SERIAL MSERIAL(LCD_SERIAL_PORT)
- #elif !defined(USBCON)
- #error "SERIAL_PORT must be from 1 to 6."
- #elif LCD_SERIAL_PORT == -1
- #define LCD_SERIAL MSerialUSB
- #else
- #error "LCD_SERIAL_PORT must be from 1 to 6, or -1 for Native USB."
- #endif
- #if HAS_DGUS_LCD
- #define SERIAL_GET_TX_BUFFER_FREE() LCD_SERIAL.availableForWrite()
- #endif
- #endif
-
- /**
- * TODO: review this to return 1 for pins that are not analog input
- */
- #ifndef analogInputToDigitalPin
- #define analogInputToDigitalPin(p) (p)
- #endif
-
- //
- // Interrupts
- //
- #define CRITICAL_SECTION_START() const bool irqon = !__get_PRIMASK(); __disable_irq()
- #define CRITICAL_SECTION_END() if (irqon) __enable_irq()
- #define cli() __disable_irq()
- #define sei() __enable_irq()
-
- // ------------------------
- // Types
- // ------------------------
-
- typedef double isr_float_t; // FPU ops are used for single-precision, so use double for ISRs.
-
- #ifdef STM32G0B1xx
- typedef int32_t pin_t;
- #else
- typedef int16_t pin_t;
- #endif
-
- class libServo;
- typedef libServo hal_servo_t;
- #define PAUSE_SERVO_OUTPUT() libServo::pause_all_servos()
- #define RESUME_SERVO_OUTPUT() libServo::resume_all_servos()
-
- // ------------------------
- // ADC
- // ------------------------
-
- #ifdef ADC_RESOLUTION
- #define HAL_ADC_RESOLUTION ADC_RESOLUTION
- #else
- #define HAL_ADC_RESOLUTION 12
- #endif
-
- #define HAL_ADC_VREF 3.3
-
- //
- // Pin Mapping for M42, M43, M226
- //
- #define GET_PIN_MAP_PIN(index) index
- #define GET_PIN_MAP_INDEX(pin) pin
- #define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)
-
- #ifdef STM32F1xx
- #define JTAG_DISABLE() AFIO_DBGAFR_CONFIG(AFIO_MAPR_SWJ_CFG_JTAGDISABLE)
- #define JTAGSWD_DISABLE() AFIO_DBGAFR_CONFIG(AFIO_MAPR_SWJ_CFG_DISABLE)
- #define JTAGSWD_RESET() AFIO_DBGAFR_CONFIG(AFIO_MAPR_SWJ_CFG_RESET); // Reset: FULL SWD+JTAG
- #endif
-
- #define PLATFORM_M997_SUPPORT
- void flashFirmware(const int16_t);
-
- // Maple Compatibility
- typedef void (*systickCallback_t)(void);
- void systick_attach_callback(systickCallback_t cb);
- void HAL_SYSTICK_Callback();
-
- extern volatile uint32_t systick_uptime_millis;
-
- #define HAL_CAN_SET_PWM_FREQ // This HAL supports PWM Frequency adjustment
-
- // ------------------------
- // Class Utilities
- // ------------------------
-
- // Memory related
- #define __bss_end __bss_end__
-
- extern "C" char* _sbrk(int incr);
-
- #pragma GCC diagnostic push
- #if GCC_VERSION <= 50000
- #pragma GCC diagnostic ignored "-Wunused-function"
- #endif
-
- static inline int freeMemory() {
- volatile char top;
- return &top - reinterpret_cast<char*>(_sbrk(0));
- }
-
- #pragma GCC diagnostic pop
-
- // ------------------------
- // MarlinHAL Class
- // ------------------------
-
- class MarlinHAL {
- public:
-
- // Earliest possible init, before setup()
- MarlinHAL() {}
-
- // Watchdog
- static void watchdog_init() IF_DISABLED(USE_WATCHDOG, {});
- static void watchdog_refresh() IF_DISABLED(USE_WATCHDOG, {});
-
- static void init(); // Called early in setup()
- static void init_board() {} // Called less early in setup()
- static void reboot(); // Restart the firmware from 0x0
-
- // Interrupts
- static bool isr_state() { return !__get_PRIMASK(); }
- static void isr_on() { sei(); }
- static void isr_off() { cli(); }
-
- static void delay_ms(const int ms) { delay(ms); }
-
- // Tasks, called from idle()
- static void idletask();
-
- // Reset
- static uint8_t get_reset_source();
- static void clear_reset_source();
-
- // Free SRAM
- static int freeMemory() { return ::freeMemory(); }
-
- //
- // ADC Methods
- //
-
- static uint16_t adc_result;
-
- // Called by Temperature::init once at startup
- static void adc_init() {
- analogReadResolution(HAL_ADC_RESOLUTION);
- }
-
- // Called by Temperature::init for each sensor at startup
- static void adc_enable(const pin_t pin) { pinMode(pin, INPUT); }
-
- // Begin ADC sampling on the given pin. Called from Temperature::isr!
- static void adc_start(const pin_t pin) { adc_result = analogRead(pin); }
-
- // Is the ADC ready for reading?
- static bool adc_ready() { return true; }
-
- // The current value of the ADC register
- static uint16_t adc_value() { return adc_result; }
-
- /**
- * Set the PWM duty cycle for the pin to the given value.
- * Optionally invert the duty cycle [default = false]
- * Optionally change the maximum size of the provided value to enable finer PWM duty control [default = 255]
- */
- static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size=255, const bool invert=false);
-
- /**
- * Set the frequency of the timer for the given pin.
- * All Timer PWM pins run at the same frequency.
- */
- static void set_pwm_frequency(const pin_t pin, const uint16_t f_desired);
-
- };
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