556 lines
13 KiB
C
556 lines
13 KiB
C
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/*
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* Copyright (c) 2006-2018, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2018-12-10 zylx first version
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*/
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#include <board.h>
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#include<rtthread.h>
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#include<rtdevice.h>
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#ifdef BSP_USING_TIM
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#include "drv_config.h"
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//#define DRV_DEBUG
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#define LOG_TAG "drv.hwtimer"
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#include <drv_log.h>
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#ifdef RT_USING_HWTIMER
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enum
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{
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#ifdef BSP_USING_TIM1
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TIM1_INDEX,
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#endif
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#ifdef BSP_USING_TIM2
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TIM2_INDEX,
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#endif
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#ifdef BSP_USING_TIM3
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TIM3_INDEX,
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#endif
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#ifdef BSP_USING_TIM4
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TIM4_INDEX,
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#endif
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#ifdef BSP_USING_TIM5
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TIM5_INDEX,
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#endif
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#ifdef BSP_USING_TIM6
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TIM6_INDEX,
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#endif
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#ifdef BSP_USING_TIM7
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TIM7_INDEX,
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#endif
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#ifdef BSP_USING_TIM8
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TIM8_INDEX,
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#endif
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#ifdef BSP_USING_TIM9
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TIM9_INDEX,
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#endif
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#ifdef BSP_USING_TIM10
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TIM10_INDEX,
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#endif
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#ifdef BSP_USING_TIM11
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TIM11_INDEX,
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#endif
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#ifdef BSP_USING_TIM12
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TIM12_INDEX,
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#endif
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#ifdef BSP_USING_TIM13
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TIM13_INDEX,
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#endif
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#ifdef BSP_USING_TIM14
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TIM14_INDEX,
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#endif
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#ifdef BSP_USING_TIM15
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TIM15_INDEX,
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#endif
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#ifdef BSP_USING_TIM16
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TIM16_INDEX,
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#endif
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#ifdef BSP_USING_TIM17
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TIM17_INDEX,
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#endif
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};
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struct stm32_hwtimer
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{
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rt_hwtimer_t time_device;
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TIM_HandleTypeDef tim_handle;
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IRQn_Type tim_irqn;
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char *name;
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};
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static struct stm32_hwtimer stm32_hwtimer_obj[] =
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{
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#ifdef BSP_USING_TIM1
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TIM1_CONFIG,
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#endif
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#ifdef BSP_USING_TIM2
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TIM2_CONFIG,
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#endif
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#ifdef BSP_USING_TIM3
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TIM3_CONFIG,
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#endif
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#ifdef BSP_USING_TIM4
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TIM4_CONFIG,
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#endif
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#ifdef BSP_USING_TIM5
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TIM5_CONFIG,
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#endif
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#ifdef BSP_USING_TIM6
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TIM6_CONFIG,
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#endif
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#ifdef BSP_USING_TIM7
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TIM7_CONFIG,
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#endif
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#ifdef BSP_USING_TIM8
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TIM8_CONFIG,
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#endif
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#ifdef BSP_USING_TIM9
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TIM9_CONFIG,
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#endif
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#ifdef BSP_USING_TIM10
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TIM10_CONFIG,
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#endif
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#ifdef BSP_USING_TIM11
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TIM11_CONFIG,
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#endif
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#ifdef BSP_USING_TIM12
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TIM12_CONFIG,
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#endif
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#ifdef BSP_USING_TIM13
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TIM13_CONFIG,
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#endif
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#ifdef BSP_USING_TIM14
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TIM14_CONFIG,
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#endif
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#ifdef BSP_USING_TIM15
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TIM15_CONFIG,
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#endif
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#ifdef BSP_USING_TIM16
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TIM16_CONFIG,
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#endif
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#ifdef BSP_USING_TIM17
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TIM17_CONFIG,
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#endif
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};
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static void timer_init(struct rt_hwtimer_device *timer, rt_uint32_t state)
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{
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uint32_t prescaler_value = 0;
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TIM_HandleTypeDef *tim = RT_NULL;
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struct stm32_hwtimer *tim_device = RT_NULL;
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RT_ASSERT(timer != RT_NULL);
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if (state)
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{
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tim = (TIM_HandleTypeDef *)timer->parent.user_data;
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tim_device = (struct stm32_hwtimer *)timer;
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/* time init */
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#if defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
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if (tim->Instance == TIM9 || tim->Instance == TIM10 || tim->Instance == TIM11)
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#elif defined(SOC_SERIES_STM32L4)
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if (tim->Instance == TIM15 || tim->Instance == TIM16 || tim->Instance == TIM17)
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#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
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if (0)
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#endif
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{
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#if !defined(SOC_SERIES_STM32F0) && !defined(SOC_SERIES_STM32G0)
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prescaler_value = (uint32_t)(HAL_RCC_GetPCLK2Freq() * 2 / 10000) - 1;
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#endif
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}
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else
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{
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prescaler_value = (uint32_t)(HAL_RCC_GetPCLK1Freq() * 2 / 10000) - 1;
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}
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tim->Init.Period = 10000 - 1;
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tim->Init.Prescaler = prescaler_value;
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tim->Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
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if (timer->info->cntmode == HWTIMER_CNTMODE_UP)
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{
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tim->Init.CounterMode = TIM_COUNTERMODE_UP;
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}
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else
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{
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tim->Init.CounterMode = TIM_COUNTERMODE_DOWN;
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}
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tim->Init.RepetitionCounter = 0;
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#if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
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tim->Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
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#endif
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if (HAL_TIM_Base_Init(tim) != HAL_OK)
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{
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LOG_E("%s init failed", tim_device->name);
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return;
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}
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else
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{
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/* set the TIMx priority */
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HAL_NVIC_SetPriority(tim_device->tim_irqn, 3, 0);
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/* enable the TIMx global Interrupt */
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HAL_NVIC_EnableIRQ(tim_device->tim_irqn);
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/* clear update flag */
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__HAL_TIM_CLEAR_FLAG(tim, TIM_FLAG_UPDATE);
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/* enable update request source */
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__HAL_TIM_URS_ENABLE(tim);
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LOG_D("%s init success", tim_device->name);
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}
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}
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}
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static rt_err_t timer_start(rt_hwtimer_t *timer, rt_uint32_t t, rt_hwtimer_mode_t opmode)
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{
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rt_err_t result = RT_EOK;
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TIM_HandleTypeDef *tim = RT_NULL;
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RT_ASSERT(timer != RT_NULL);
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tim = (TIM_HandleTypeDef *)timer->parent.user_data;
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/* set tim cnt */
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__HAL_TIM_SET_COUNTER(tim, 0);
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/* set tim arr */
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__HAL_TIM_SET_AUTORELOAD(tim, t - 1);
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if (opmode == HWTIMER_MODE_ONESHOT)
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{
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/* set timer to single mode */
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tim->Instance->CR1 |= TIM_OPMODE_SINGLE;
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}
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else
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{
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tim->Instance->CR1 &= (~TIM_OPMODE_SINGLE);
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}
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/* start timer */
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if (HAL_TIM_Base_Start_IT(tim) != HAL_OK)
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{
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LOG_E("TIM start failed");
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result = -RT_ERROR;
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}
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return result;
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}
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static void timer_stop(rt_hwtimer_t *timer)
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{
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TIM_HandleTypeDef *tim = RT_NULL;
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RT_ASSERT(timer != RT_NULL);
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tim = (TIM_HandleTypeDef *)timer->parent.user_data;
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/* stop timer */
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HAL_TIM_Base_Stop_IT(tim);
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/* set tim cnt */
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__HAL_TIM_SET_COUNTER(tim, 0);
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}
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static rt_err_t timer_ctrl(rt_hwtimer_t *timer, rt_uint32_t cmd, void *arg)
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{
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TIM_HandleTypeDef *tim = RT_NULL;
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rt_err_t result = RT_EOK;
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RT_ASSERT(timer != RT_NULL);
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RT_ASSERT(arg != RT_NULL);
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tim = (TIM_HandleTypeDef *)timer->parent.user_data;
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switch (cmd)
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{
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case HWTIMER_CTRL_FREQ_SET:
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{
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rt_uint32_t freq;
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rt_uint16_t val;
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/* set timer frequence */
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freq = *((rt_uint32_t *)arg);
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#if defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
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if (tim->Instance == TIM9 || tim->Instance == TIM10 || tim->Instance == TIM11)
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#elif defined(SOC_SERIES_STM32L4)
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if (tim->Instance == TIM15 || tim->Instance == TIM16 || tim->Instance == TIM17)
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#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
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if (0)
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#endif
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{
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#if defined(SOC_SERIES_STM32L4)
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val = HAL_RCC_GetPCLK2Freq() / freq;
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#elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
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val = HAL_RCC_GetPCLK2Freq() * 2 / freq;
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#endif
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}
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else
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{
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#if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
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val = HAL_RCC_GetPCLK1Freq() * 2 / freq;
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#elif defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
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val = HAL_RCC_GetPCLK1Freq() / freq;
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#endif
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}
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__HAL_TIM_SET_PRESCALER(tim, val - 1);
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/* Update frequency value */
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tim->Instance->EGR |= TIM_EVENTSOURCE_UPDATE;
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}
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break;
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default:
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{
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result = -RT_ENOSYS;
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}
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break;
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}
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return result;
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}
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static rt_uint32_t timer_counter_get(rt_hwtimer_t *timer)
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{
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TIM_HandleTypeDef *tim = RT_NULL;
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RT_ASSERT(timer != RT_NULL);
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tim = (TIM_HandleTypeDef *)timer->parent.user_data;
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return tim->Instance->CNT;
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}
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static const struct rt_hwtimer_info _info = TIM_DEV_INFO_CONFIG;
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static const struct rt_hwtimer_ops _ops =
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{
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.init = timer_init,
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.start = timer_start,
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.stop = timer_stop,
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.count_get = timer_counter_get,
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.control = timer_ctrl,
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};
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#ifdef BSP_USING_TIM2
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void TIM2_IRQHandler(void)
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{
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/* enter interrupt */
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rt_interrupt_enter();
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HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM2_INDEX].tim_handle);
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/* leave interrupt */
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rt_interrupt_leave();
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}
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#endif
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#ifdef BSP_USING_TIM3
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void TIM3_IRQHandler(void)
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{
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/* enter interrupt */
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rt_interrupt_enter();
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HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM3_INDEX].tim_handle);
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/* leave interrupt */
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rt_interrupt_leave();
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}
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#endif
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#ifdef BSP_USING_TIM4
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void TIM4_IRQHandler(void)
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{
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/* enter interrupt */
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rt_interrupt_enter();
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HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM4_INDEX].tim_handle);
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/* leave interrupt */
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rt_interrupt_leave();
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}
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#endif
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#ifdef BSP_USING_TIM5
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void TIM5_IRQHandler(void)
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{
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/* enter interrupt */
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rt_interrupt_enter();
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HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM5_INDEX].tim_handle);
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/* leave interrupt */
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rt_interrupt_leave();
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}
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|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM11
|
||
|
|
void TIM1_TRG_COM_TIM11_IRQHandler(void)
|
||
|
|
{
|
||
|
|
/* enter interrupt */
|
||
|
|
rt_interrupt_enter();
|
||
|
|
HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM11_INDEX].tim_handle);
|
||
|
|
/* leave interrupt */
|
||
|
|
rt_interrupt_leave();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM13
|
||
|
|
void TIM8_UP_TIM13_IRQHandler(void)
|
||
|
|
{
|
||
|
|
/* enter interrupt */
|
||
|
|
rt_interrupt_enter();
|
||
|
|
HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM13_INDEX].tim_handle);
|
||
|
|
/* leave interrupt */
|
||
|
|
rt_interrupt_leave();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM14
|
||
|
|
#if defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
|
||
|
|
void TIM8_TRG_COM_TIM14_IRQHandler(void)
|
||
|
|
#elif defined(SOC_SERIES_STM32F0)
|
||
|
|
void TIM14_IRQHandler(void)
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
/* enter interrupt */
|
||
|
|
rt_interrupt_enter();
|
||
|
|
HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM14_INDEX].tim_handle);
|
||
|
|
/* leave interrupt */
|
||
|
|
rt_interrupt_leave();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM15
|
||
|
|
void TIM1_BRK_TIM15_IRQHandler(void)
|
||
|
|
{
|
||
|
|
/* enter interrupt */
|
||
|
|
rt_interrupt_enter();
|
||
|
|
HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM15_INDEX].tim_handle);
|
||
|
|
/* leave interrupt */
|
||
|
|
rt_interrupt_leave();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM16
|
||
|
|
#if defined(SOC_SERIES_STM32L4)
|
||
|
|
void TIM1_UP_TIM16_IRQHandler(void)
|
||
|
|
#elif defined(SOC_SERIES_STM32F0)
|
||
|
|
void TIM16_IRQHandler(void)
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
/* enter interrupt */
|
||
|
|
rt_interrupt_enter();
|
||
|
|
HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM16_INDEX].tim_handle);
|
||
|
|
/* leave interrupt */
|
||
|
|
rt_interrupt_leave();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM17
|
||
|
|
#if defined(SOC_SERIES_STM32L4)
|
||
|
|
void TIM1_TRG_COM_TIM17_IRQHandler(void)
|
||
|
|
#elif defined(SOC_SERIES_STM32F0)
|
||
|
|
void TIM17_IRQHandler(void)
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
/* enter interrupt */
|
||
|
|
rt_interrupt_enter();
|
||
|
|
HAL_TIM_IRQHandler(&stm32_hwtimer_obj[TIM17_INDEX].tim_handle);
|
||
|
|
/* leave interrupt */
|
||
|
|
rt_interrupt_leave();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
|
||
|
|
{
|
||
|
|
#ifdef BSP_USING_TIM2
|
||
|
|
if (htim->Instance == TIM2)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM2_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM3
|
||
|
|
if (htim->Instance == TIM3)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM3_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM4
|
||
|
|
if (htim->Instance == TIM4)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM4_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM5
|
||
|
|
if (htim->Instance == TIM5)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM5_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM11
|
||
|
|
if (htim->Instance == TIM11)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM11_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM13
|
||
|
|
if (htim->Instance == TIM13)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM13_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM14
|
||
|
|
if (htim->Instance == TIM14)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM14_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM15
|
||
|
|
if (htim->Instance == TIM15)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM15_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM16
|
||
|
|
if (htim->Instance == TIM16)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM16_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#ifdef BSP_USING_TIM17
|
||
|
|
if (htim->Instance == TIM17)
|
||
|
|
{
|
||
|
|
rt_device_hwtimer_isr(&stm32_hwtimer_obj[TIM17_INDEX].time_device);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
static int stm32_hwtimer_init(void)
|
||
|
|
{
|
||
|
|
int i = 0;
|
||
|
|
int result = RT_EOK;
|
||
|
|
|
||
|
|
for (i = 0; i < sizeof(stm32_hwtimer_obj) / sizeof(stm32_hwtimer_obj[0]); i++)
|
||
|
|
{
|
||
|
|
stm32_hwtimer_obj[i].time_device.info = &_info;
|
||
|
|
stm32_hwtimer_obj[i].time_device.ops = &_ops;
|
||
|
|
if (rt_device_hwtimer_register(&stm32_hwtimer_obj[i].time_device, stm32_hwtimer_obj[i].name, &stm32_hwtimer_obj[i].tim_handle) == RT_EOK)
|
||
|
|
{
|
||
|
|
LOG_D("%s register success", stm32_hwtimer_obj[i].name);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
LOG_E("%s register failed", stm32_hwtimer_obj[i].name);
|
||
|
|
result = -RT_ERROR;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
INIT_BOARD_EXPORT(stm32_hwtimer_init);
|
||
|
|
|
||
|
|
#endif /* RT_USING_HWTIMER */
|
||
|
|
#endif /* BSP_USING_TIM */
|