/** ****************************************************************************** * File Name : stm32f4xx_hal_msp.c * Description : This file provides code for the MSP Initialization * and de-Initialization codes. ****************************************************************************** * * COPYRIGHT(c) 2015 STMicroelectronics * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ /* Includes ------------------------------------------------------------------*/ #include "stm32f4xx_hal.h" /** * Initializes the Global MSP. */ void HAL_MspInit(void) { /* USER CODE BEGIN MspInit 0 */ /* USER CODE END MspInit 0 */ /* XXX * Fredrik's HAL_MspInit sets this to NVIC_PRIORITYGROUP_4 (as just * happened in HAL_Init), but then he resets it to NVIC_PRIORITYGROUP_0 * in stm_init. */ HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_0); /* System interrupt init*/ /* SysTick_IRQn interrupt configuration */ HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); /* USER CODE BEGIN MspInit 1 */ /* USER CODE END MspInit 1 */ } void HAL_RNG_MspInit(RNG_HandleTypeDef* hrng) { if(hrng->Instance==RNG) { /* USER CODE BEGIN RNG_MspInit 0 */ /* USER CODE END RNG_MspInit 0 */ /* Peripheral clock enable */ __RNG_CLK_ENABLE(); /* USER CODE BEGIN RNG_MspInit 1 */ /* USER CODE END RNG_MspInit 1 */ } } void HAL_RNG_MspDeInit(RNG_HandleTypeDef* hrng) { if(hrng->Instance==RNG) { /* USER CODE BEGIN RNG_MspDeInit 0 */ /* USER CODE END RNG_MspDeInit 0 */ /* Peripheral clock disable */ __RNG_CLK_DISABLE(); } /* USER CODE BEGIN RNG_MspDeInit 1 */ /* USER CODE END RNG_MspDeInit 1 */ } void HAL_SRAM_MspInit(SRAM_HandleTypeDef* hsram) { } void HAL_SRAM_MspDeInit(SRAM_HandleTypeDef* hsram) { } void HAL_SDRAM_MspInit(SDRAM_HandleTypeDef* hsdram) { } void HAL_SDRAM_MspDeInit(SDRAM_HandleTypeDef* hsdram) { } void HAL_UART_MspInit(UART_HandleTypeDef* huart) { GPIO_InitTypeDef GPIO_InitStruct; IRQn_Type IRQn; DMA_Stream_TypeDef *hdma_instance; if (huart->Instance == USART1) { /* This is huart_mgmt (MGMT UART) */ /* Peripheral clock enable */ __USART1_CLK_ENABLE(); __GPIOA_CLK_ENABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ GPIO_InitStruct.Pin = GPIO_PIN_9 | GPIO_PIN_10; GPIO_InitStruct.Alternate = GPIO_AF7_USART1; IRQn = USART1_IRQn; /* Peripheral DMA init*/ hdma_instance = DMA2_Stream2; } else if (huart->Instance == USART2) { /* This is huart_user (USER UART) */ /* Peripheral clock enable */ __USART2_CLK_ENABLE(); __GPIOA_CLK_ENABLE(); /**USART2 GPIO Configuration PA2 ------> USART2_TX PA3 ------> USART2_RX */ GPIO_InitStruct.Pin = GPIO_PIN_2 | GPIO_PIN_3; GPIO_InitStruct.Alternate = GPIO_AF7_USART2; IRQn = USART2_IRQn; /* Peripheral DMA init*/ hdma_instance = DMA1_Stream5; } else { return; } /* common setup */ GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_LOW; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); HAL_NVIC_SetPriority(IRQn, 0, 1); HAL_NVIC_EnableIRQ(IRQn); /* Peripheral DMA init*/ DMA_HandleTypeDef *hdma = huart->hdmarx; if (hdma != NULL) { hdma->Instance = hdma_instance; hdma->Init.Channel = DMA_CHANNEL_4; hdma->Init.Direction = DMA_PERIPH_TO_MEMORY; hdma->Init.PeriphInc = DMA_PINC_DISABLE; hdma->Init.MemInc = DMA_MINC_ENABLE; hdma->Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE; hdma->Init.MemDataAlignment = DMA_MDATAALIGN_BYTE; hdma->Init.Mode = DMA_CIRCULAR; hdma->Init.Priority = DMA_PRIORITY_LOW; hdma->Init.FIFOMode = DMA_FIFOMODE_DISABLE; /* hdma->Init.FIFOThreshold = DMA_FIFO_THRESHOLD_HALFFULL; hdma->Init.MemBurst = DMA_MBURST_SINGLE; hdma->Init.PeriphBurst = DMA_PBURST_SINGLE; */ if (HAL_DMA_Init(hdma) != HAL_OK) { mbed_die(); } } } void HAL_UART_MspDeInit(UART_HandleTypeDef* huart) { if (huart->Instance == USART1) { /* Peripheral clock disable */ __USART1_CLK_DISABLE(); /**USART2 GPIO Configuration PA2 ------> USART2_TX PA3 ------> USART2_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2 | GPIO_PIN_3); HAL_NVIC_DisableIRQ(USART1_IRQn); /* Peripheral DMA DeInit*/ HAL_DMA_DeInit(huart->hdmarx); } else if (huart->Instance == USART2) { /* Peripheral clock disable */ __USART2_CLK_DISABLE(); /**USART2 GPIO Configuration PA2 ------> USART2_TX PA3 ------> USART2_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9 | GPIO_PIN_10); HAL_NVIC_DisableIRQ(USART2_IRQn); /* Peripheral DMA DeInit*/ HAL_DMA_DeInit(huart->hdmarx); } } void HAL_I2C_MspInit(I2C_HandleTypeDef* hi2c) { GPIO_InitTypeDef GPIO_InitStruct; if (hi2c->Instance == I2C2) { /* * External RTC chip. * * I2C2 GPIO Configuration * PH5 ------> I2C2_SDA * PH4 ------> I2C2_SCL */ __GPIOH_CLK_ENABLE(); GPIO_InitStruct.Pin = GPIO_PIN_4 | GPIO_PIN_5; GPIO_InitStruct.Mode = GPIO_MODE_AF_OD; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_HIGH; GPIO_InitStruct.Alternate = GPIO_AF4_I2C2; HAL_GPIO_Init(GPIOH, &GPIO_InitStruct); /* Peripheral clock enable */ __I2C2_CLK_ENABLE(); } } void HAL_I2C_MspDeInit(I2C_HandleTypeDef* hi2c) { if (hi2c->Instance == I2C2) { __I2C2_CLK_DISABLE(); HAL_GPIO_DeInit(GPIOH, GPIO_PIN_4 | GPIO_PIN_5); } } void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi) { GPIO_InitTypeDef GPIO_InitStruct; if (hspi->Instance == SPI1) { /* SPI1 is the keystore memory. * * SPI1 GPIO Configuration * PA5 ------> SPI2_SCK * PA6 ------> SPI2_MISO * PA7 ------> SPI2_MOSI */ __GPIOA_CLK_ENABLE(); GPIO_InitStruct.Pin = GPIO_PIN_5 | GPIO_PIN_6 | GPIO_PIN_7; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF5_SPI1; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* Peripheral clock enable */ __SPI1_CLK_ENABLE(); } else if (hspi->Instance == SPI2) { /* SPI2 is the FPGA config memory. * * SPI2 GPIO Configuration * PB13 ------> SPI2_SCK * PB14 ------> SPI2_MISO * PB15 ------> SPI2_MOSI */ __GPIOB_CLK_ENABLE(); GPIO_InitStruct.Pin = GPIO_PIN_13 | GPIO_PIN_14 | GPIO_PIN_15; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF5_SPI2; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* Peripheral clock enable */ __SPI2_CLK_ENABLE(); } } void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi) { if (hspi->Instance == SPI1) { /* Peripheral clock disable */ __HAL_RCC_SPI1_CLK_DISABLE(); HAL_GPIO_DeInit(GPIOB, GPIO_PIN_5 | GPIO_PIN_6 | GPIO_PIN_7); } else if (hspi->Instance == SPI2) { /* Peripheral clock disable */ __HAL_RCC_SPI2_CLK_DISABLE(); HAL_GPIO_DeInit(GPIOB, GPIO_PIN_13 | GPIO_PIN_14 | GPIO_PIN_15); } } /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/