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112 lines
4.2 KiB
112 lines
4.2 KiB
/**
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* Marlin 3D Printer Firmware
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*
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* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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* Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
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* Copyright (c) 2017 Victor Perez
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef _HAL_TIMERS_STM32F7_H
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#define _HAL_TIMERS_STM32F7_H
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// --------------------------------------------------------------------------
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// Includes
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// --------------------------------------------------------------------------
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#include <stdint.h>
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// --------------------------------------------------------------------------
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// Defines
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// --------------------------------------------------------------------------
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#define FORCE_INLINE __attribute__((always_inline)) inline
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#define hal_timer_t uint32_t //hal_timer_t uint32_t //TODO: One is 16-bit, one 32-bit - does this need to be checked?
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#define HAL_TIMER_TYPE_MAX 0xFFFF
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#define STEP_TIMER_NUM 0 // index of timer to use for stepper
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#define TEMP_TIMER_NUM 1 // index of timer to use for temperature
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#define HAL_TIMER_RATE (HAL_RCC_GetSysClockFreq()/2) // frequency of timer peripherals
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#define STEPPER_TIMER_PRESCALE 54 // was 40,prescaler for setting stepper timer, 2Mhz
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#define HAL_STEPPER_TIMER_RATE (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE) // frequency of stepper timer (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE)
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#define HAL_TICKS_PER_US ((HAL_STEPPER_TIMER_RATE) / 1000000) // stepper timer ticks per us
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#define PULSE_TIMER_NUM STEP_TIMER_NUM
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#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
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#define TEMP_TIMER_PRESCALE 1000 // prescaler for setting Temp timer, 72Khz
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#define TEMP_TIMER_FREQUENCY 1000 // temperature interrupt frequency
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#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt (STEP_TIMER_NUM)
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#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt (STEP_TIMER_NUM)
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#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt (TEMP_TIMER_NUM)
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#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt (TEMP_TIMER_NUM)
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#define HAL_ENABLE_ISRs() do { if (thermalManager.in_temp_isr)DISABLE_TEMPERATURE_INTERRUPT(); else ENABLE_TEMPERATURE_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT(); } while(0)
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// TODO change this
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extern void TC5_Handler();
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extern void TC7_Handler();
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#define HAL_STEP_TIMER_ISR void TC5_Handler()
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#define HAL_TEMP_TIMER_ISR void TC7_Handler()
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// --------------------------------------------------------------------------
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// Types
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// --------------------------------------------------------------------------
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typedef struct {
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TIM_HandleTypeDef timerdef;
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IRQn_Type IRQ_Id;
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uint32_t callback;
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} tTimerConfig;
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// --------------------------------------------------------------------------
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// Public Variables
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// --------------------------------------------------------------------------
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//extern const tTimerConfig timerConfig[];
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// --------------------------------------------------------------------------
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// Public functions
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// --------------------------------------------------------------------------
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void HAL_timer_start (uint8_t timer_num, uint32_t frequency);
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void HAL_timer_enable_interrupt(uint8_t timer_num);
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void HAL_timer_disable_interrupt(uint8_t timer_num);
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void HAL_timer_set_count (uint8_t timer_num, uint32_t count);
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hal_timer_t HAL_timer_get_count (uint8_t timer_num);
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uint32_t HAL_timer_get_current_count(uint8_t timer_num);
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void HAL_timer_set_current_count (uint8_t timer_num, uint32_t count); //New
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/*FORCE_INLINE static void HAL_timer_set_current_count(const uint8_t timer_num, const hal_timer_t count) {
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// To do ??
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}*/
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void HAL_timer_isr_prologue (uint8_t timer_num);
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#endif // _HAL_TIMERS_STM32F7_H
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