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/**
******************************************************************************
* File Name : main.c
* Date : 08/07/2015 17:46:00
* Description : Main program body
******************************************************************************
*
* 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"
#include "stm-init.h"
#ifdef HAL_GPIO_MODULE_ENABLED
#include "stm-led.h"
#endif
#ifdef HAL_UART_MODULE_ENABLED
#include "stm-uart.h"
#endif
#ifdef HAL_I2C_MODULE_ENABLED
#include "stm-rtc.h"
#endif
#ifdef HAL_SPI_MODULE_ENABLED
#include "stm-fpgacfg.h"
#include "stm-keystore.h"
#endif
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
#ifdef HAL_GPIO_MODULE_ENABLED
static void MX_GPIO_Init(void);
#endif
#ifdef HAL_UART_MODULE_ENABLED
static void MX_USART1_UART_Init(void);
static void MX_USART2_UART_Init(void);
#endif
#ifdef HAL_DMA_MODULE_ENABLED
static void MX_DMA_Init(void);
#endif
#ifdef HAL_I2C_MODULE_ENABLED
static void MX_I2C2_Init(void);
#endif
#ifdef HAL_SPI_MODULE_ENABLED
static void MX_SPI1_Init(void);
static void MX_SPI2_Init(void);
#endif
void stm_init(void)
{
/* MCU Configuration----------------------------------------------------------*/
/* System interrupt init*/
/* Sets the priority grouping field */
HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_0);
HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
/* Initialize all configured peripherals */
#ifdef HAL_GPIO_MODULE_ENABLED
MX_GPIO_Init();
#ifdef HAL_SPI_MODULE_ENABLED
/* Give the FPGA access to it's bitstream ASAP (maybe this should actually
* be done in the application, before calling stm_init()).
*/
fpgacfg_access_control(ALLOW_FPGA);
#endif
#endif
#ifdef HAL_DMA_MODULE_ENABLED
MX_DMA_Init();
#endif
#ifdef HAL_UART_MODULE_ENABLED
MX_USART1_UART_Init();
MX_USART2_UART_Init();
#endif
#ifdef HAL_I2C_MODULE_ENABLED
MX_I2C2_Init();
#endif
#ifdef HAL_SPI_MODULE_ENABLED
MX_SPI1_Init();
MX_SPI2_Init();
#endif
}
#ifdef HAL_UART_MODULE_ENABLED
/* USART1 init function */
static void MX_USART1_UART_Init(void)
{
huart_mgmt.Instance = USART1;
huart_mgmt.Init.BaudRate = USART_MGMT_BAUD_RATE;
huart_mgmt.Init.WordLength = UART_WORDLENGTH_8B;
huart_mgmt.Init.StopBits = UART_STOPBITS_1;
huart_mgmt.Init.Parity = UART_PARITY_NONE;
huart_mgmt.Init.Mode = UART_MODE_TX_RX;
huart_mgmt.Init.HwFlowCtl = UART_HWCONTROL_RTS_CTS;
huart_mgmt.Init.OverSampling = UART_OVERSAMPLING_16;
#ifdef HAL_DMA_MODULE_ENABLED
__HAL_LINKDMA(&huart_mgmt, hdmarx, hdma_usart_mgmt_rx);
#endif
if (HAL_UART_Init(&huart_mgmt) != HAL_OK) {
/* Initialization Error */
Error_Handler();
}
}
/* USART2 init function */
static void MX_USART2_UART_Init(void)
{
huart_user.Instance = USART2;
huart_user.Init.BaudRate = USART_USER_BAUD_RATE;
huart_user.Init.WordLength = UART_WORDLENGTH_8B;
huart_user.Init.StopBits = UART_STOPBITS_1;
huart_user.Init.Parity = UART_PARITY_NONE;
huart_user.Init.Mode = UART_MODE_TX_RX;
huart_user.Init.HwFlowCtl = UART_HWCONTROL_RTS_CTS;
huart_user.Init.OverSampling = UART_OVERSAMPLING_16;
#ifdef HAL_DMA_MODULE_ENABLED
__HAL_LINKDMA(&huart_user, hdmarx, hdma_usart_user_rx);
#endif
if (HAL_UART_Init(&huart_user) != HAL_OK) {
/* Initialization Error */
Error_Handler();
}
}
#endif
#ifdef HAL_GPIO_MODULE_ENABLED
/* Configure General Purpose Input/Output pins */
static void MX_GPIO_Init(void)
{
/* GPIO Ports Clock Enable */
LED_CLK_ENABLE();
/* Configure LED GPIO pins */
gpio_output(LED_PORT, LED_RED | LED_YELLOW | LED_GREEN | LED_BLUE, GPIO_PIN_RESET);
#ifdef HAL_SPI_MODULE_ENABLED
/* Set up GPIOs to manage access to the FPGA config memory.
* FPGACFG_GPIO_INIT is defined in stm-fpgacfg.h.
*/
FPGACFG_GPIO_INIT();
/* Set up GPIOs for the keystore memory.
* KEYSTORE_GPIO_INIT is defined in stm-keystore.h.
*/
KEYSTORE_GPIO_INIT();
#endif /* HAL_SPI_MODULE_ENABLED */
}
#undef gpio_output
#endif
#ifdef HAL_DMA_MODULE_ENABLED
/**
* Enable DMA controller clock
*/
static void MX_DMA_Init(void)
{
/* DMA controller clock enable */
__HAL_RCC_DMA2_CLK_ENABLE();
__HAL_RCC_DMA1_CLK_ENABLE();
/* DMA interrupt init */
/* USER UART RX */
HAL_NVIC_SetPriority(DMA1_Stream5_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream5_IRQn);
/* MGMT UART RX */
HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream2_IRQn);
}
#endif /* HAL_DMA_MODULE_ENABLED */
#ifdef HAL_I2C_MODULE_ENABLED
/* I2C2 init function (external RTC chip) */
void MX_I2C2_Init(void)
{
hi2c_rtc.Instance = I2C2;
hi2c_rtc.Init.ClockSpeed = 10000;
hi2c_rtc.Init.DutyCycle = I2C_DUTYCYCLE_2;
hi2c_rtc.Init.OwnAddress1 = 0; /* Will operate as Master */
hi2c_rtc.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
hi2c_rtc.Init.DualAddressMode = I2C_DUALADDRESS_DISABLED;
hi2c_rtc.Init.OwnAddress2 = 0;
hi2c_rtc.Init.GeneralCallMode = I2C_GENERALCALL_DISABLED;
hi2c_rtc.Init.NoStretchMode = I2C_NOSTRETCH_DISABLED;
if (HAL_I2C_Init(&hi2c_rtc) != HAL_OK) {
Error_Handler();
}
}
#endif
#ifdef HAL_SPI_MODULE_ENABLED
/* SPI1 (keystore memory) init function */
void MX_SPI1_Init(void)
{
hspi_keystore.Instance = SPI1;
hspi_keystore.Init.Mode = SPI_MODE_MASTER;
hspi_keystore.Init.Direction = SPI_DIRECTION_2LINES;
hspi_keystore.Init.DataSize = SPI_DATASIZE_8BIT;
hspi_keystore.Init.CLKPolarity = SPI_POLARITY_LOW;
hspi_keystore.Init.CLKPhase = SPI_PHASE_1EDGE;
hspi_keystore.Init.NSS = SPI_NSS_SOFT;
hspi_keystore.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
hspi_keystore.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi_keystore.Init.TIMode = SPI_TIMODE_DISABLE;
hspi_keystore.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi_keystore.Init.CRCPolynomial = 10;
HAL_SPI_Init(&hspi_keystore);
}
/* SPI2 (FPGA config memory) init function */
void MX_SPI2_Init(void)
{
hspi_fpgacfg.Instance = SPI2;
hspi_fpgacfg.Init.Mode = SPI_MODE_MASTER;
hspi_fpgacfg.Init.Direction = SPI_DIRECTION_2LINES;
hspi_fpgacfg.Init.DataSize = SPI_DATASIZE_8BIT;
hspi_fpgacfg.Init.CLKPolarity = SPI_POLARITY_LOW;
hspi_fpgacfg.Init.CLKPhase = SPI_PHASE_1EDGE;
hspi_fpgacfg.Init.NSS = SPI_NSS_SOFT;
hspi_fpgacfg.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
hspi_fpgacfg.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi_fpgacfg.Init.TIMode = SPI_TIMODE_DISABLE;
hspi_fpgacfg.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi_fpgacfg.Init.CRCPolynomial = 10;
HAL_SPI_Init(&hspi_fpgacfg);
}
#endif /* HAL_SPI_MODULE_ENABLED */
/**
* @brief This function is executed in case of error occurrence.
* @param None
* @retval None
*/
void Error_Handler(void)
{
#ifdef HAL_GPIO_MODULE_ENABLED
HAL_GPIO_WritePin(LED_PORT, LED_RED, GPIO_PIN_SET);
#endif
while (1) { ; }
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t* file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* USER CODE END 6 */
}
#endif
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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