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wirewinder/firmware/Marlin/src/HAL/STM32F1/HAL.h

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/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* 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
/**
* HAL for stm32duino.com based on Libmaple and compatible (STM32F1)
*/
#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 <stdint.h>
#include <util/atomic.h>
#include "../../inc/MarlinConfigPre.h"
#if HAS_SD_HOST_DRIVE
#include "msc_sd.h"
#endif
#include "MarlinSerial.h"
// ------------------------
// Defines
// ------------------------
//
// Default graphical display delays
//
#define CPU_ST7920_DELAY_1 300
#define CPU_ST7920_DELAY_2 40
#define CPU_ST7920_DELAY_3 340
#ifndef STM32_FLASH_SIZE
#if ANY(MCU_STM32F103RE, MCU_STM32F103VE, MCU_STM32F103ZE)
#define STM32_FLASH_SIZE 512
#else
#define STM32_FLASH_SIZE 256
#endif
#endif
// ------------------------
// Serial ports
// ------------------------
#ifdef SERIAL_USB
typedef ForwardSerial1Class< USBSerial > DefaultSerial1;
extern DefaultSerial1 MSerial0;
#if HAS_SD_HOST_DRIVE
#define UsbSerial MarlinCompositeSerial
#else
#define UsbSerial MSerial0
#endif
#endif
#define _MSERIAL(X) MSerial##X
#define MSERIAL(X) _MSERIAL(X)
#if ANY(STM32_HIGH_DENSITY, STM32_XL_DENSITY)
#define NUM_UARTS 5
#else
#define NUM_UARTS 3
#endif
#if SERIAL_PORT == -1
#define MYSERIAL1 UsbSerial
#elif WITHIN(SERIAL_PORT, 1, NUM_UARTS)
#define MYSERIAL1 MSERIAL(SERIAL_PORT)
#else
#define MYSERIAL1 MSERIAL(1) // dummy port
static_assert(false, "SERIAL_PORT must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
#endif
#ifdef SERIAL_PORT_2
#if SERIAL_PORT_2 == -1
#define MYSERIAL2 UsbSerial
#elif WITHIN(SERIAL_PORT_2, 1, NUM_UARTS)
#define MYSERIAL2 MSERIAL(SERIAL_PORT_2)
#else
#define MYSERIAL2 MSERIAL(1) // dummy port
static_assert(false, "SERIAL_PORT_2 must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
#endif
#endif
#ifdef SERIAL_PORT_3
#if SERIAL_PORT_3 == -1
#define MYSERIAL3 UsbSerial
#elif WITHIN(SERIAL_PORT_3, 1, NUM_UARTS)
#define MYSERIAL3 MSERIAL(SERIAL_PORT_3)
#else
#define MYSERIAL3 MSERIAL(1) // dummy port
static_assert(false, "SERIAL_PORT_3 must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
#endif
#endif
#ifdef MMU_SERIAL_PORT
#if MMU_SERIAL_PORT == -1
#define MMU_SERIAL UsbSerial
#elif WITHIN(MMU_SERIAL_PORT, 1, NUM_UARTS)
#define MMU_SERIAL MSERIAL(MMU_SERIAL_PORT)
#else
#define MMU_SERIAL MSERIAL(1) // dummy port
static_assert(false, "MMU_SERIAL_PORT must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
#endif
#endif
#ifdef LCD_SERIAL_PORT
#if LCD_SERIAL_PORT == -1
#define LCD_SERIAL UsbSerial
#elif WITHIN(LCD_SERIAL_PORT, 1, NUM_UARTS)
#define LCD_SERIAL MSERIAL(LCD_SERIAL_PORT)
#else
#define LCD_SERIAL MSERIAL(1) // dummy port
static_assert(false, "LCD_SERIAL_PORT must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
#endif
#if ANY(HAS_DGUS_LCD, EXTENSIBLE_UI)
#define LCD_SERIAL_TX_BUFFER_FREE() LCD_SERIAL.availableForWrite()
#endif
#endif
#ifdef RS485_SERIAL_PORT
#if RS485_SERIAL_PORT == -1
#define RS485_SERIAL UsbSerial
#elif WITHIN(RS485_SERIAL_PORT, 1, NUM_UARTS)
#define RS485_SERIAL MSERIAL(RS485_SERIAL_PORT)
#else
#define RS485_SERIAL MSERIAL(1) // dummy port
static_assert(false, "RS485_SERIAL_PORT must be from 1 to " STRINGIFY(NUM_UARTS) ".")
#endif
#endif
/**
* TODO: review this to return 1 for pins that are not analog input
*/
#ifndef analogInputToDigitalPin
#define analogInputToDigitalPin(p) pin_t(p)
#endif
#ifndef digitalPinHasPWM
#define digitalPinHasPWM(P) !!PIN_MAP[P].timer_device
#define NO_COMPILE_TIME_PWM
#endif
// Reset Reason
#define RST_POWER_ON 1
#define RST_EXTERNAL 2
#define RST_BROWN_OUT 4
#define RST_WATCHDOG 8
#define RST_JTAG 16
#define RST_SOFTWARE 32
#define RST_BACKUP 64
// ------------------------
// Types
// ------------------------
typedef int8_t pin_t;
// ------------------------
// Interrupts
// ------------------------
#define CRITICAL_SECTION_START() const bool irqon = !__get_primask(); (void)__iCliRetVal()
#define CRITICAL_SECTION_END() if (!irqon) (void)__iSeiRetVal()
#define cli() noInterrupts()
#define sei() interrupts()
// ------------------------
// ADC
// ------------------------
#ifdef ADC_RESOLUTION
#define HAL_ADC_RESOLUTION ADC_RESOLUTION
#else
#define HAL_ADC_RESOLUTION 12
#endif
#define HAL_ADC_VREF_MV 3300
uint16_t analogRead(const pin_t pin); // need hal.adc_enable() first
void analogWrite(const pin_t pin, int pwm_val8); // PWM only! mul by 257 in maple!?
//
// 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)
#define JTAG_DISABLE() afio_cfg_debug_ports(AFIO_DEBUG_SW_ONLY)
#define JTAGSWD_DISABLE() afio_cfg_debug_ports(AFIO_DEBUG_NONE)
#ifndef PLATFORM_M997_SUPPORT
#define PLATFORM_M997_SUPPORT
#endif
void flashFirmware(const int16_t);
#define HAL_CAN_SET_PWM_FREQ // This HAL supports PWM Frequency adjustment
#ifndef PWM_FREQUENCY
#define PWM_FREQUENCY 1000 // Default PWM Frequency
#endif
// ------------------------
// Class Utilities
// ------------------------
// Memory related
#define __bss_end __bss_end__
extern "C" char* _sbrk(int incr);
void NVIC_SetPriorityGrouping(uint32_t PriorityGroup);
#pragma GCC diagnostic push
#if GCC_VERSION <= 50000
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
static inline int freeMemory() {
volatile char top;
return &top - _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() { ((void)__iSeiRetVal()); }
static void isr_off() { ((void)__iCliRetVal()); }
static void delay_ms(const int ms) { delay(ms); }
// Tasks, called from idle()
static void idletask();
// Reset
static uint8_t get_reset_source() { return RST_POWER_ON; }
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();
// Called by Temperature::init for each sensor at startup
static void adc_enable(const pin_t pin) { pinMode(pin, INPUT_ANALOG); }
// Begin ADC sampling on the given pin. Called from Temperature::isr!
static void adc_start(const pin_t 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]
* The timer must be pre-configured with set_pwm_frequency() if the default frequency is not desired.
*/
static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t=255, const bool=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);
};
// ------------------------
// Types
// ------------------------
#define __I
#define __IO volatile
typedef struct {
__I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */
__IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */
__IO uint32_t VTOR; /*!< Offset: 0x008 (R/W) Vector Table Offset Register */
__IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */
__IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */
__IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */
__IO uint8_t SHP[12]; /*!< Offset: 0x018 (R/W) System Handlers Priority Registers (4-7, 8-11, 12-15) */
__IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */
__IO uint32_t CFSR; /*!< Offset: 0x028 (R/W) Configurable Fault Status Register */
__IO uint32_t HFSR; /*!< Offset: 0x02C (R/W) HardFault Status Register */
__IO uint32_t DFSR; /*!< Offset: 0x030 (R/W) Debug Fault Status Register */
__IO uint32_t MMFAR; /*!< Offset: 0x034 (R/W) MemManage Fault Address Register */
__IO uint32_t BFAR; /*!< Offset: 0x038 (R/W) BusFault Address Register */
__IO uint32_t AFSR; /*!< Offset: 0x03C (R/W) Auxiliary Fault Status Register */
__I uint32_t PFR[2]; /*!< Offset: 0x040 (R/ ) Processor Feature Register */
__I uint32_t DFR; /*!< Offset: 0x048 (R/ ) Debug Feature Register */
__I uint32_t ADR; /*!< Offset: 0x04C (R/ ) Auxiliary Feature Register */
__I uint32_t MMFR[4]; /*!< Offset: 0x050 (R/ ) Memory Model Feature Register */
__I uint32_t ISAR[5]; /*!< Offset: 0x060 (R/ ) Instruction Set Attributes Register */
uint32_t RESERVED0[5];
__IO uint32_t CPACR; /*!< Offset: 0x088 (R/W) Coprocessor Access Control Register */
} SCB_Type;
// ------------------------
// System Control Space
// ------------------------
#define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */
#define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */
#define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */
/* SCB Application Interrupt and Reset Control Register Definitions */
#define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */
#define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */
#define SCB_AIRCR_PRIGROUP_Pos 8 /*!< SCB AIRCR: PRIGROUP Position */
#define SCB_AIRCR_PRIGROUP_Msk (7UL << SCB_AIRCR_PRIGROUP_Pos) /*!< SCB AIRCR: PRIGROUP Mask */
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