mirror of
https://gitee.com/Lyon1998/pikapython.git
synced 2025-02-05 17:28:23 +08:00
342 lines
12 KiB
C
342 lines
12 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : main.c
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* @brief : Main program body
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2021 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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#include "gpio.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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#include "pikaScript.h"
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN PTD */
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/* USER CODE END PTD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN PD */
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/* USER CODE END PD */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PM */
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/* USER CODE END PM */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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PikaObj *pikaMain;
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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void SystemClock_Config(void);
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volatile static char g_rx_char = 0;
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char CONSOLE_RxBuff[RX_BUFF_LENGTH] = {0};
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uint16_t CONSOLE_RxBuff_offset = 0;
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int64_t pika_platform_getTick(void){
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return HAL_GetTick();
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}
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void pika_platform_sleep_ms(uint32_t ms){
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HAL_Delay(ms);
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}
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void pika_platform_sleep_s(uint32_t s){
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for (int i = 0; i < s; i++) {
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HAL_Delay(1000);
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}
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}
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extern PikaObj *__pikaMain;
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// ѡ<><D1A1>ʹ<EFBFBD>õĴ<C3B5><C4B4><EFBFBD>
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#define USING_CONSOLE_USART1 1
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// #define USING_CONSOLE_USART3 1
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// #define USING_CONSOLE_USART4 1
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// <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD>Ĵ<EFBFBD><C4B4>ڣ<EFBFBD><DAA3><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>κ<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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#if !USING_CONSOLE_USART1 && !USING_CONSOLE_USART3 && !USING_CONSOLE_USART4
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#error "Please define a console USART (1, 3, or 4) to use by setting the USING_CONSOLE_USARTX to 1."
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#endif
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#if (USING_CONSOLE_USART1)
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#define USART_CONSOLE USART1
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#define USART_CONSOLE_IRQn USART1_IRQn
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#define USART_CONSOLE_GPIO GPIOA
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#define USART_CONSOLE_PIN_TX LL_GPIO_PIN_9
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#define USART_CONSOLE_PIN_RX LL_GPIO_PIN_10
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#define USART_CONSOLE_AF LL_GPIO_AF_1
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#define USART_CONSOLE_CLK_ENABLE() LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_USART1)
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#define USART_CONSOLE_GPIO_CLK_ENABLE() LL_IOP_GRP1_EnableClock(LL_IOP_GRP1_PERIPH_GPIOA)
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#define USART_CONSOLE_IRQHandler USART1_IRQHandler
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#elif (USING_CONSOLE_USART3)
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#define USART_CONSOLE USART3
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#define USART_CONSOLE_IRQn USART3_4_IRQn
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#define USART_CONSOLE_GPIO GPIOD
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#define USART_CONSOLE_PIN_TX LL_GPIO_PIN_8
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#define USART_CONSOLE_PIN_RX LL_GPIO_PIN_9
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#define USART_CONSOLE_AF LL_GPIO_AF_0
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#define USART_CONSOLE_CLK_ENABLE() LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_USART3)
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#define USART_CONSOLE_GPIO_CLK_ENABLE() LL_IOP_GRP1_EnableClock(LL_IOP_GRP1_PERIPH_GPIOD)
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#define USART_CONSOLE_IRQHandler USART3_4_IRQHandler
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#elif (USING_CONSOLE_USART4)
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#define USART_CONSOLE USART4
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#define USART_CONSOLE_IRQn USART3_4_IRQn
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#define USART_CONSOLE_GPIO GPIOC
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#define USART_CONSOLE_PIN_TX LL_GPIO_PIN_10
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#define USART_CONSOLE_PIN_RX LL_GPIO_PIN_11
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#define USART_CONSOLE_AF LL_GPIO_AF_0
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#define USART_CONSOLE_CLK_ENABLE() LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_USART4)
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#define USART_CONSOLE_GPIO_CLK_ENABLE() LL_IOP_GRP1_EnableClock(LL_IOP_GRP1_PERIPH_GPIOC)
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#define USART_CONSOLE_IRQHandler USART3_4_IRQHandler
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#endif
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__attribute__((weak)) void __PIKA_USART_IRQHandler(USART_TypeDef* USARTx, char rx_char) {};
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void USART_CONSOLE_IRQHandler(void) {
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if (LL_USART_IsActiveFlag_RXNE(USART_CONSOLE)) {
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g_rx_char = LL_USART_ReceiveData8(USART_CONSOLE);
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__PIKA_USART_IRQHandler(USART_CONSOLE, g_rx_char);
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/* clear buff when overflow */
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if (CONSOLE_RxBuff_offset >= RX_BUFF_LENGTH) {
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CONSOLE_RxBuff_offset = 0;
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memset(CONSOLE_RxBuff, 0, sizeof(CONSOLE_RxBuff));
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}
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/* recive char */
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CONSOLE_RxBuff[CONSOLE_RxBuff_offset] = g_rx_char;
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CONSOLE_RxBuff_offset++;
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if ('\n' == g_rx_char || '\r' == g_rx_char) {
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/* handle python script download */
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if (STM32_Code_reciveHandler(CONSOLE_RxBuff, CONSOLE_RxBuff_offset)) {
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goto line_exit;
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}
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line_exit:
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CONSOLE_RxBuff_offset = 0;
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memset(CONSOLE_RxBuff, 0, sizeof(CONSOLE_RxBuff));
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return;
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}
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}
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}
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/* support printf */
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void HARDWARE_PRINTF_Init(void) {
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LL_USART_InitTypeDef USART_InitStruct = {0};
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LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
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// Enable peripheral and GPIO clocks
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USART_CONSOLE_CLK_ENABLE();
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USART_CONSOLE_GPIO_CLK_ENABLE();
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// Configure USART GPIO
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GPIO_InitStruct.Pin = USART_CONSOLE_PIN_TX;
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GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE;
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GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
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GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
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GPIO_InitStruct.Alternate = USART_CONSOLE_AF;
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LL_GPIO_Init(USART_CONSOLE_GPIO, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = USART_CONSOLE_PIN_RX;
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LL_GPIO_Init(USART_CONSOLE_GPIO, &GPIO_InitStruct);
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// USART interrupt Init
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NVIC_SetPriority(USART_CONSOLE_IRQn, 0);
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NVIC_EnableIRQ(USART_CONSOLE_IRQn);
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USART_InitStruct.PrescalerValue = LL_USART_PRESCALER_DIV1;
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USART_InitStruct.BaudRate = 115200;
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USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
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USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
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USART_InitStruct.Parity = LL_USART_PARITY_NONE;
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USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX_RX;
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USART_InitStruct.HardwareFlowControl = LL_USART_HWCONTROL_NONE;
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USART_InitStruct.OverSampling = LL_USART_OVERSAMPLING_16;
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LL_USART_Init(USART_CONSOLE, &USART_InitStruct);
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LL_USART_SetTXFIFOThreshold(USART_CONSOLE, LL_USART_FIFOTHRESHOLD_1_8);
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LL_USART_SetRXFIFOThreshold(USART_CONSOLE, LL_USART_FIFOTHRESHOLD_1_8);
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LL_USART_DisableFIFO(USART_CONSOLE);
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LL_USART_ConfigAsyncMode(USART_CONSOLE);
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LL_USART_Enable(USART_CONSOLE);
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// Polling USART initialisation
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while ((!(LL_USART_IsActiveFlag_TEACK(USART_CONSOLE))) ||
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(!(LL_USART_IsActiveFlag_REACK(USART_CONSOLE)))) {
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}
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// Enable interrupt
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LL_USART_EnableIT_RXNE(USART_CONSOLE);
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LL_USART_EnableIT_PE(USART_CONSOLE);
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}
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int fputc(int ch, FILE* f) {
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LL_USART_TransmitData8(USART_CONSOLE, ch);
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while (LL_USART_IsActiveFlag_TC(USART_CONSOLE) != 1)
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;
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return ch;
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}
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/* support pikaScript Shell */
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char __platform_getchar(){
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char res = 0;
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while(g_rx_char == 0){
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};
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res = g_rx_char;
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g_rx_char = 0;
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return res;
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}
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int main(void){
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HAL_Init();
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SystemClock_Config();
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MX_GPIO_Init();
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HARDWARE_PRINTF_Init();
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printf("[info]: stm32g070 system init ok.\r\n");
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printf("------------------------------------------------------------------\r\n");
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printf("| |\r\n");
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printf("| ____ _ __ _____ _ __ |\r\n");
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printf("| / __ \\ (_) / /__ ____ _ / ___/ _____ _____ (_) ____ / /_ |\r\n");
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printf("| / /_/ // / / //_// __ `/ \\__ \\ / ___// ___// / / __ \\ / __/ |\r\n");
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printf("| / ____// / / ,< / /_/ / ___/ // /__ / / / / / /_/ // /_ |\r\n");
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printf("| /_/ /_/ /_/|_| \\__,_/ /____/ \\___//_/ /_/ / .___/ \\__/ |\r\n");
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printf("| /_/ |\r\n");
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printf("| PikaScript - An Ultra Lightweight Python Engine |\r\n");
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printf("| |\r\n");
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printf("| [ https://github.com/pikastech/pikascript ] |\r\n");
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printf("| [ https://gitee.com/lyon1998/pikascript ] |\r\n");
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printf("| |\r\n");
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printf("------------------------------------------------------------------\r\n");
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/* boot pikaScript */
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char* code = (char*)FLASH_SCRIPT_START_ADDR;
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if (code[0] != 0xFF) {
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/* boot from flash */
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pikaMain = newRootObj("pikaMain", New_PikaMain);
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extern unsigned char pikaModules_py_a[];
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obj_linkLibrary(pikaMain, pikaModules_py_a);
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if (code[0] == 'i') {
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printf("[info]: boot from Script.\r\n");
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obj_run(pikaMain, code);
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goto main_loop;
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}
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} else {
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/* boot from firmware */
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pikaMain = pikaScriptInit();
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goto main_loop;
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}
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pikaMain = pikaScriptInit();
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goto main_loop;
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main_loop:
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pikaScriptShell(pikaMain);
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/* after exit() from pika shell */
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NVIC_SystemReset();
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}
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/**
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* @brief System Clock Configuration
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* @retval None
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*/
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void SystemClock_Config(void)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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/** Configure the main internal regulator output voltage
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*/
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HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1);
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
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RCC_OscInitStruct.HSIState = RCC_HSI_ON;
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RCC_OscInitStruct.HSIDiv = RCC_HSI_DIV1;
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RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
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RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV1;
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RCC_OscInitStruct.PLL.PLLN = 16;
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RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
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RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV4;
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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/** Initializes the CPU, AHB and APB buses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
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{
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Error_Handler();
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}
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}
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/* USER CODE BEGIN 4 */
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/* USER CODE END 4 */
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/**
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* @brief This function is executed in case of error occurrence.
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* @retval None
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*/
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void Error_Handler(void)
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{
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/* USER CODE BEGIN Error_Handler_Debug */
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/* User can add his own implementation to report the HAL error return state */
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__disable_irq();
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while (1)
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{
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}
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/* USER CODE END Error_Handler_Debug */
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* USER CODE BEGIN 6 */
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* USER CODE END 6 */
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}
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#endif /* USE_FULL_ASSERT */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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