131 lines
2.8 KiB
C
131 lines
2.8 KiB
C
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/*
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* Copyright (c) 2006-2019, 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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* 2021-05-24 the first version
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include "main.h"
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#if defined(RT_USING_USER_MAIN) && defined(RT_USING_HEAP)
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/*
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* Please modify RT_HEAP_SIZE if you enable RT_USING_HEAP
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* the RT_HEAP_SIZE max value = (sram size - ZI size), 1024 means 1024 bytes
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*/
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#define RT_HEAP_SIZE (15*1024)
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static rt_uint8_t rt_heap[RT_HEAP_SIZE];
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RT_WEAK void *rt_heap_begin_get(void)
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{
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return rt_heap;
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}
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RT_WEAK void *rt_heap_end_get(void)
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{
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return rt_heap + RT_HEAP_SIZE;
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}
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#endif
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void SysTick_Handler(void)
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{
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rt_interrupt_enter();
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rt_tick_increase();
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rt_interrupt_leave();
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}
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/**
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* This function will initial your board.
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*/
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void rt_hw_board_init(void)
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{
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extern void SystemClock_Config(void);
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HAL_Init();
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SystemClock_Config();
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SystemCoreClockUpdate();
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/*
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* 1: OS Tick Configuration
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* Enable the hardware timer and call the rt_os_tick_callback function
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* periodically with the frequency RT_TICK_PER_SECOND.
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*/
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HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/RT_TICK_PER_SECOND);
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/* Call components board initial (use INIT_BOARD_EXPORT()) */
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#ifdef RT_USING_COMPONENTS_INIT
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rt_components_board_init();
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#endif
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#if defined(RT_USING_USER_MAIN) && defined(RT_USING_HEAP)
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rt_system_heap_init(rt_heap_begin_get(), rt_heap_end_get());
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#endif
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}
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#ifdef RT_USING_CONSOLE
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static UART_HandleTypeDef UartHandle;
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static int uart_init(void)
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{
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/* TODO: Please modify the UART port number according to your needs */
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UartHandle.Instance = USART2;
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UartHandle.Init.BaudRate = 115200;
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UartHandle.Init.WordLength = UART_WORDLENGTH_8B;
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UartHandle.Init.StopBits = UART_STOPBITS_1;
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UartHandle.Init.Parity = UART_PARITY_NONE;
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UartHandle.Init.Mode = UART_MODE_TX_RX;
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UartHandle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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UartHandle.Init.OverSampling = UART_OVERSAMPLING_16;
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if (HAL_UART_Init(&UartHandle) != HAL_OK)
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{
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while (1);
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}
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return 0;
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}
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INIT_BOARD_EXPORT(uart_init);
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void rt_hw_console_output(const char *str)
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{
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rt_size_t i = 0, size = 0;
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char a = '\r';
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__HAL_UNLOCK(&UartHandle);
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size = rt_strlen(str);
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for (i = 0; i < size; i++)
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{
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if (*(str + i) == '\n')
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{
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HAL_UART_Transmit(&UartHandle, (uint8_t *)&a, 1, 1);
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}
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HAL_UART_Transmit(&UartHandle, (uint8_t *)(str + i), 1, 1);
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}
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}
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#endif
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#ifdef RT_USING_FINSH
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char rt_hw_console_getchar(void)
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{
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/* Note: the initial value of ch must < 0 */
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int ch = -1;
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if (__HAL_UART_GET_FLAG(&UartHandle, UART_FLAG_RXNE) != RESET)
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{
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ch = UartHandle.Instance->DR & 0xff;
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}
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else
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{
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rt_thread_mdelay(10);
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}
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return ch;
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}
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#endif
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