diff options
Diffstat (limited to 'src/entropy')
-rw-r--r-- | src/entropy/stm32f4xx_hal_msp.c | 194 | ||||
-rw-r--r-- | src/entropy/stm32f4xx_it.c | 6 |
2 files changed, 100 insertions, 100 deletions
diff --git a/src/entropy/stm32f4xx_hal_msp.c b/src/entropy/stm32f4xx_hal_msp.c index cf59a07..fc27e04 100644 --- a/src/entropy/stm32f4xx_hal_msp.c +++ b/src/entropy/stm32f4xx_hal_msp.c @@ -1,97 +1,97 @@ -#include "stm_init.h"
-#include "stm32f4xx_hal.h"
-
-static void Error_Handler(void);
-extern void HAL_DMA_XferCpltCallback(DMA_HandleTypeDef *hdma);
-
-void HAL_TIM_IC_MspInit(TIM_HandleTypeDef* htim)
-{
- if (htim->Instance == TIM2) {
- /* Configure DMA input capturing.
- *
- * Amplified avalanche noise is present at pin PA1,
- * which has Alternate Function TIM2_CH2.
- *
- * TIM2_CH2 is DMA1 stream 6, channel 3 according to Table 28
- * (DMA1 request mapping) in the reference manual (RM0368).
- */
- __DMA1_CLK_ENABLE();
- __TIM2_CLK_ENABLE();
- __GPIOA_CLK_ENABLE();
-
- hdma_tim.Instance = DMA1_Stream6;
-
- hdma_tim.Init.Channel = DMA_CHANNEL_3;
- hdma_tim.Init.Direction = DMA_PERIPH_TO_MEMORY;
- hdma_tim.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_tim.Init.MemInc = DMA_MINC_ENABLE;
- hdma_tim.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
- hdma_tim.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
- hdma_tim.Init.Mode = DMA_NORMAL;
- hdma_tim.Init.Priority = DMA_PRIORITY_HIGH;
- hdma_tim.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
- hdma_tim.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
- hdma_tim.Init.MemBurst = DMA_MBURST_SINGLE;
- hdma_tim.Init.PeriphBurst = DMA_PBURST_SINGLE;
-
- /* Link hdma_tim to hdma[2] (channel3) */
- __HAL_LINKDMA(htim, hdma[TIM_DMA_ID_CC2], hdma_tim);
-
- /* Initialize TIMx DMA handle */
- if (HAL_DMA_Init(&hdma_tim) != HAL_OK) {
- Error_Handler();
- }
- }
-}
-
-void HAL_UART_MspInit(UART_HandleTypeDef* huart)
-{
- GPIO_InitTypeDef GPIO_InitStruct;
-
- if (huart->Instance == USART1) {
- /* Peripheral clock enable */
- __USART1_CLK_ENABLE();
-
- /**USART1 GPIO Configuration
- PA9 ------> USART1_TX
- PA10 ------> USART1_RX
- */
- GPIO_InitStruct.Pin = GPIO_PIN_9 | GPIO_PIN_10;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Pull = GPIO_PULLUP;
- GPIO_InitStruct.Speed = GPIO_SPEED_FAST;
- GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
-
- /* NVIC for interrupt mode */
- HAL_NVIC_SetPriority(USART1_IRQn, 0, 1);
- HAL_NVIC_EnableIRQ(USART1_IRQn);
- }
-}
-
-void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
-{
- if (huart->Instance == USART1) {
- /* Peripheral clock disable */
- __USART1_CLK_DISABLE();
-
- /**USART1 GPIO Configuration
- PA9 ------> USART1_TX
- PA10 ------> USART1_RX
- */
- HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9 | GPIO_PIN_10);
- }
-}
-
-/**
- * @brief This function is executed in case of error occurrence.
- * @param None
- * @retval None
- */
-static void Error_Handler(void)
-{
- /* Turn on RED LED and then loop indefinitely */
- HAL_GPIO_WritePin(LED_PORT, LED_RED, GPIO_PIN_SET);
-
- while (1) { ; }
-}
+#include "stm_init.h" +#include "stm32f4xx_hal.h" + +static void Error_Handler(void); +extern void HAL_DMA_XferCpltCallback(DMA_HandleTypeDef *hdma); + +void HAL_TIM_IC_MspInit(TIM_HandleTypeDef* htim) +{ + if (htim->Instance == TIM2) { + /* Configure DMA input capturing. + * + * Amplified avalanche noise is present at pin PA1, + * which has Alternate Function TIM2_CH2. + * + * TIM2_CH2 is DMA1 stream 6, channel 3 according to Table 28 + * (DMA1 request mapping) in the reference manual (RM0368). + */ + __DMA1_CLK_ENABLE(); + __TIM2_CLK_ENABLE(); + __GPIOA_CLK_ENABLE(); + + hdma_tim.Instance = DMA1_Stream6; + + hdma_tim.Init.Channel = DMA_CHANNEL_3; + hdma_tim.Init.Direction = DMA_PERIPH_TO_MEMORY; + hdma_tim.Init.PeriphInc = DMA_PINC_DISABLE; + hdma_tim.Init.MemInc = DMA_MINC_ENABLE; + hdma_tim.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD; + hdma_tim.Init.MemDataAlignment = DMA_MDATAALIGN_WORD; + hdma_tim.Init.Mode = DMA_NORMAL; + hdma_tim.Init.Priority = DMA_PRIORITY_HIGH; + hdma_tim.Init.FIFOMode = DMA_FIFOMODE_DISABLE; + hdma_tim.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL; + hdma_tim.Init.MemBurst = DMA_MBURST_SINGLE; + hdma_tim.Init.PeriphBurst = DMA_PBURST_SINGLE; + + /* Link hdma_tim to hdma[2] (channel3) */ + __HAL_LINKDMA(htim, hdma[TIM_DMA_ID_CC2], hdma_tim); + + /* Initialize TIMx DMA handle */ + if (HAL_DMA_Init(&hdma_tim) != HAL_OK) { + Error_Handler(); + } + } +} + +void HAL_UART_MspInit(UART_HandleTypeDef* huart) +{ + GPIO_InitTypeDef GPIO_InitStruct; + + if (huart->Instance == USART1) { + /* Peripheral clock enable */ + __USART1_CLK_ENABLE(); + + /**USART1 GPIO Configuration + PA9 ------> USART1_TX + PA10 ------> USART1_RX + */ + GPIO_InitStruct.Pin = GPIO_PIN_9 | GPIO_PIN_10; + GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; + GPIO_InitStruct.Pull = GPIO_PULLUP; + GPIO_InitStruct.Speed = GPIO_SPEED_FAST; + GPIO_InitStruct.Alternate = GPIO_AF7_USART1; + HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); + + /* NVIC for interrupt mode */ + HAL_NVIC_SetPriority(USART1_IRQn, 0, 1); + HAL_NVIC_EnableIRQ(USART1_IRQn); + } +} + +void HAL_UART_MspDeInit(UART_HandleTypeDef* huart) +{ + if (huart->Instance == USART1) { + /* Peripheral clock disable */ + __USART1_CLK_DISABLE(); + + /**USART1 GPIO Configuration + PA9 ------> USART1_TX + PA10 ------> USART1_RX + */ + HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9 | GPIO_PIN_10); + } +} + +/** + * @brief This function is executed in case of error occurrence. + * @param None + * @retval None + */ +static void Error_Handler(void) +{ + /* Turn on RED LED and then loop indefinitely */ + HAL_GPIO_WritePin(LED_PORT, LED_RED, GPIO_PIN_SET); + + while (1) { ; } +} diff --git a/src/entropy/stm32f4xx_it.c b/src/entropy/stm32f4xx_it.c index 17a7cf9..231b4fc 100644 --- a/src/entropy/stm32f4xx_it.c +++ b/src/entropy/stm32f4xx_it.c @@ -1,11 +1,11 @@ /** ****************************************************************************** - * @file GPIO/GPIO_IOToggle/Src/stm32f4xx_it.c + * @file GPIO/GPIO_IOToggle/Src/stm32f4xx_it.c * @author MCD Application Team * @version V1.0.1 * @date 26-February-2014 * @brief Main Interrupt Service Routines. - * This file provides template for all exceptions handler and + * This file provides template for all exceptions handler and * peripherals interrupt service routine. ****************************************************************************** * @attention @@ -191,7 +191,7 @@ void DMA1_Stream6_IRQHandler(void) /** * @} - */ + */ /** * @} |