muele-marlin/Marlin/src/HAL/HAL_STM32/HAL.h
2019-06-27 23:58:16 -05:00

211 lines
5.7 KiB
C

/**
* Marlin 3D Printer Firmware
*
* Copyright (c) 2019 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 <http://www.gnu.org/licenses/>.
*
*/
#pragma once
#define CPU_32_BIT
// --------------------------------------------------------------------------
// Includes
// --------------------------------------------------------------------------
#include "../../core/macros.h"
#include "../shared/Marduino.h"
#include "../shared/math_32bit.h"
#include "../shared/HAL_SPI.h"
#include "fastio_STM32.h"
#include "watchdog_STM32.h"
#include "../../inc/MarlinConfigPre.h"
#include <stdint.h>
#ifdef USBCON
#include <USBSerial.h>
#endif
// --------------------------------------------------------------------------
// Defines
// --------------------------------------------------------------------------
#if SERIAL_PORT == 0
#error "Serial port 0 does not exist"
#endif
#if !WITHIN(SERIAL_PORT, -1, 6)
#error "SERIAL_PORT must be from -1 to 6"
#endif
#if SERIAL_PORT == -1
#define MYSERIAL0 SerialUSB
#elif SERIAL_PORT == 1
#define MYSERIAL0 Serial1
#elif SERIAL_PORT == 2
#define MYSERIAL0 Serial2
#elif SERIAL_PORT == 3
#define MYSERIAL0 Serial3
#elif SERIAL_PORT == 4
#define MYSERIAL0 Serial4
#elif SERIAL_PORT == 5
#define MYSERIAL0 Serial5
#elif SERIAL_PORT == 6
#define MYSERIAL0 Serial6
#endif
#ifdef SERIAL_PORT_2
#if SERIAL_PORT_2 == 0
#error "Serial port 0 does not exist"
#endif
#if !WITHIN(SERIAL_PORT_2, -1, 6)
#error "SERIAL_PORT_2 must be from -1 to 6"
#elif SERIAL_PORT_2 == SERIAL_PORT
#error "SERIAL_PORT_2 must be different than SERIAL_PORT"
#endif
#define NUM_SERIAL 2
#if SERIAL_PORT_2 == -1
#define MYSERIAL1 SerialUSB
#elif SERIAL_PORT_2 == 1
#define MYSERIAL1 Serial1
#elif SERIAL_PORT_2 == 2
#define MYSERIAL1 Serial2
#elif SERIAL_PORT_2 == 3
#define MYSERIAL1 Serial3
#elif SERIAL_PORT_2 == 4
#define MYSERIAL1 Serial4
#elif SERIAL_PORT_2 == 5
#define MYSERIAL1 Serial5
#elif SERIAL_PORT_2 == 6
#define MYSERIAL1 Serial6
#endif
#else
#define NUM_SERIAL 1
#endif
#include "HAL_timers_STM32.h"
/**
* TODO: review this to return 1 for pins that are not analog input
*/
#ifndef analogInputToDigitalPin
#define analogInputToDigitalPin(p) (p)
#endif
#define CRITICAL_SECTION_START uint32_t primask = __get_PRIMASK(); __disable_irq()
#define CRITICAL_SECTION_END if (!primask) __enable_irq()
#define ISRS_ENABLED() (!__get_PRIMASK())
#define ENABLE_ISRS() __enable_irq()
#define DISABLE_ISRS() __disable_irq()
#define cli() __disable_irq()
#define sei() __enable_irq()
// On AVR this is in math.h?
#define square(x) ((x)*(x))
#ifndef strncpy_P
#define strncpy_P(dest, src, num) strncpy((dest), (src), (num))
#endif
// Fix bug in pgm_read_ptr
#undef pgm_read_ptr
#define pgm_read_ptr(addr) (*(addr))
// --------------------------------------------------------------------------
// Types
// --------------------------------------------------------------------------
typedef int8_t pin_t;
#define HAL_SERVO_LIB libServo
// --------------------------------------------------------------------------
// Public Variables
// --------------------------------------------------------------------------
/** result of last ADC conversion */
extern uint16_t HAL_adc_result;
// --------------------------------------------------------------------------
// Public functions
// --------------------------------------------------------------------------
// Memory related
#define __bss_end __bss_end__
// Enable hooks into setup for HAL
void HAL_init(void);
/** clear reset reason */
void HAL_clear_reset_source (void);
/** reset reason */
uint8_t HAL_get_reset_source(void);
void _delay_ms(const int delay);
extern "C" char* _sbrk(int incr);
static inline int freeMemory() {
volatile char top;
return &top - reinterpret_cast<char*>(_sbrk(0));
}
//
// SPI: Extended functions which take a channel number (hardware SPI only)
//
/** Write single byte to specified SPI channel */
void spiSend(uint32_t chan, byte b);
/** Write buffer to specified SPI channel */
void spiSend(uint32_t chan, const uint8_t* buf, size_t n);
/** Read single byte from specified SPI channel */
uint8_t spiRec(uint32_t chan);
//
// EEPROM
//
// Wire library should work for i2c EEPROMs
void eeprom_write_byte(uint8_t *pos, unsigned char value);
uint8_t eeprom_read_byte(uint8_t *pos);
void eeprom_read_block (void *__dst, const void *__src, size_t __n);
void eeprom_update_block (const void *__src, void *__dst, size_t __n);
//
// ADC
//
#define HAL_ANALOG_SELECT(pin) pinMode(pin, INPUT)
inline void HAL_adc_init(void) {}
#define HAL_START_ADC(pin) HAL_adc_start_conversion(pin)
#define HAL_READ_ADC() HAL_adc_result
#define HAL_ADC_READY() true
void HAL_adc_start_conversion(const uint8_t adc_pin);
uint16_t HAL_adc_get_result(void);
#define GET_PIN_MAP_PIN(index) index
#define GET_PIN_MAP_INDEX(pin) pin
#define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)