/**
******************************************************************************
* 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_HIGH;
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) {
extern void mbed_die(void);
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****/
