diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/stm-fmc.c | 325 | ||||
| -rw-r--r-- | src/stm-init.c | 189 | ||||
| -rw-r--r-- | src/stm-uart.c | 76 | ||||
| -rw-r--r-- | src/stm32f4xx_hal_msp.c | 143 | ||||
| -rw-r--r-- | src/stm32f4xx_it.c | 73 |
5 files changed, 0 insertions, 806 deletions
diff --git a/src/stm-fmc.c b/src/stm-fmc.c deleted file mode 100644 index 19b7fdc..0000000 --- a/src/stm-fmc.c +++ /dev/null @@ -1,325 +0,0 @@ -//------------------------------------------------------------------------------ -// stm-fmc.c -//------------------------------------------------------------------------------ - - -//------------------------------------------------------------------------------ -// Headers -//------------------------------------------------------------------------------ -#include "stm-fmc.h" -#include "stm32f4xx_hal.h" - - -//------------------------------------------------------------------------------ -// Defined Values -//------------------------------------------------------------------------------ -#define FMC_FPGA_BASE_ADDR 0x60000000 -#define FMC_FPGA_ADDR_MASK 0x00FFFFFC -#define FMC_FPGA_NWAIT_MAX_POLL_TICKS 10 - -#define FMC_GPIO_PORT_NWAIT GPIOD -#define FMC_GPIO_PIN_NWAIT GPIO_PIN_6 - -#define FMC_NWAIT_IDLE GPIO_PIN_SET - - -//------------------------------------------------------------------------------ -// Variables -//------------------------------------------------------------------------------ -static SRAM_HandleTypeDef _fmc_fpga_inst; - - -//------------------------------------------------------------------------------ -// Prototypes -//------------------------------------------------------------------------------ -static void _fmc_init_gpio(void); -static void _fmc_init_params(void); -static int _fmc_nwait_idle(void); - - -//------------------------------------------------------------------------------ -void fmc_init(void) -//------------------------------------------------------------------------------ -{ - // configure fmc pins - _fmc_init_gpio(); - - // configure fmc registers - _fmc_init_params(); -} - - -//------------------------------------------------------------------------------ -int fmc_write_32(uint32_t addr, uint32_t *data) -//------------------------------------------------------------------------------ -{ - // calculate target fpga address - uint32_t ptr = FMC_FPGA_BASE_ADDR + (addr & FMC_FPGA_ADDR_MASK); - - // write data to fpga - HAL_StatusTypeDef ok = HAL_SRAM_Write_32b(&_fmc_fpga_inst, (uint32_t *)ptr, data, 1); - - // check for error - if (ok != HAL_OK) return -1; - - // wait for transaction to complete - int wait = _fmc_nwait_idle(); - - // check for timeout - if (wait != 0) return -1; - - // everything went ok - return 0; -} - - -//------------------------------------------------------------------------------ -int fmc_read_32(uint32_t addr, uint32_t *data) -//------------------------------------------------------------------------------ -{ - // calculate target fpga address - uint32_t ptr = FMC_FPGA_BASE_ADDR + (addr & FMC_FPGA_ADDR_MASK); - - // perform dummy read transaction - HAL_StatusTypeDef ok = HAL_SRAM_Read_32b(&_fmc_fpga_inst, (uint32_t *)ptr, data, 1); - - // check for error - if (ok != HAL_OK) return -1; - - // wait for dummy transaction to complete - int wait = _fmc_nwait_idle(); - - // check for timeout - if (wait != 0) return -1; - - // read data from fpga - ok = HAL_SRAM_Read_32b(&_fmc_fpga_inst, (uint32_t *)ptr, data, 1); - - // check for error - if (ok != HAL_OK) return -1; - - // wait for read transaction to complete - wait = _fmc_nwait_idle(); - - // check for timeout - if (wait != 0) return -1; - - // everything went ok - return 0; -} - - -//------------------------------------------------------------------------------ -static int _fmc_nwait_idle() -//------------------------------------------------------------------------------ -{ - int cnt; // counter - - // poll NWAIT (number of iterations is limited) - for (cnt=0; cnt<FMC_FPGA_NWAIT_MAX_POLL_TICKS; cnt++) - { - // read pin state - GPIO_PinState nwait = HAL_GPIO_ReadPin(FMC_GPIO_PORT_NWAIT, FMC_GPIO_PIN_NWAIT); - - // stop waiting if fpga is ready - if (nwait == FMC_NWAIT_IDLE) break; - } - - // check for timeout - if (cnt >= FMC_FPGA_NWAIT_MAX_POLL_TICKS) return -1; - - // ok - return 0; -} - -//------------------------------------------------------------------------------ -static void _fmc_init_gpio(void) -//------------------------------------------------------------------------------ -{ - // enable gpio clocks - __GPIOA_CLK_ENABLE(); - __GPIOB_CLK_ENABLE(); - __GPIOD_CLK_ENABLE(); - __GPIOE_CLK_ENABLE(); - __GPIOF_CLK_ENABLE(); - __GPIOG_CLK_ENABLE(); - __GPIOH_CLK_ENABLE(); - __GPIOI_CLK_ENABLE(); - - // enable fmc clock - __FMC_CLK_ENABLE(); - - // structure - GPIO_InitTypeDef GPIO_InitStruct; - - // Port B - GPIO_InitStruct.Pin = GPIO_PIN_7; - GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; - GPIO_InitStruct.Pull = GPIO_NOPULL; - GPIO_InitStruct.Speed = GPIO_SPEED_HIGH; - GPIO_InitStruct.Alternate = GPIO_AF12_FMC; - HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); - - // Port D - GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11 - |GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15 - |GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_3|GPIO_PIN_4 - |GPIO_PIN_5|GPIO_PIN_7; - GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; - GPIO_InitStruct.Pull = GPIO_NOPULL; - GPIO_InitStruct.Speed = GPIO_SPEED_HIGH; - GPIO_InitStruct.Alternate = GPIO_AF12_FMC; - HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); - - /* - * When FMC is working with fixed latency, NWAIT pin must not be - * configured in AF mode, according to STM32F429 errata. - */ - - // Port D (GPIO!) - GPIO_InitStruct.Pin = GPIO_PIN_6; - GPIO_InitStruct.Mode = GPIO_MODE_INPUT; - GPIO_InitStruct.Pull = GPIO_PULLUP; - HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); - - // Port E - GPIO_InitStruct.Pin = GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_7 - |GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11 - |GPIO_PIN_12|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_HIGH; - GPIO_InitStruct.Alternate = GPIO_AF12_FMC; - HAL_GPIO_Init(GPIOE, &GPIO_InitStruct); - - // Port F - GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3 - |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_12|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_HIGH; - GPIO_InitStruct.Alternate = GPIO_AF12_FMC; - HAL_GPIO_Init(GPIOF, &GPIO_InitStruct); - - // Port G - GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3 - |GPIO_PIN_4|GPIO_PIN_5; - GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; - GPIO_InitStruct.Pull = GPIO_NOPULL; - GPIO_InitStruct.Speed = GPIO_SPEED_HIGH; - GPIO_InitStruct.Alternate = GPIO_AF12_FMC; - HAL_GPIO_Init(GPIOG, &GPIO_InitStruct); - - // Port H - GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11 - |GPIO_PIN_12|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_HIGH; - GPIO_InitStruct.Alternate = GPIO_AF12_FMC; - HAL_GPIO_Init(GPIOH, &GPIO_InitStruct); - - // Port I - GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_0|GPIO_PIN_1 - |GPIO_PIN_2|GPIO_PIN_3|GPIO_PIN_6|GPIO_PIN_7; - GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; - GPIO_InitStruct.Pull = GPIO_NOPULL; - GPIO_InitStruct.Speed = GPIO_SPEED_HIGH; - GPIO_InitStruct.Alternate = GPIO_AF12_FMC; - HAL_GPIO_Init(GPIOI, &GPIO_InitStruct); -} - - -//------------------------------------------------------------------------------ -static void _fmc_init_params(void) -//------------------------------------------------------------------------------ -{ - /* - * fill internal fields - */ - _fmc_fpga_inst.Instance = FMC_NORSRAM_DEVICE; - _fmc_fpga_inst.Extended = FMC_NORSRAM_EXTENDED_DEVICE; - - - /* - * configure fmc interface settings - */ - - // use the first bank and corresponding chip select - _fmc_fpga_inst.Init.NSBank = FMC_NORSRAM_BANK1; - - // data and address buses are separate - _fmc_fpga_inst.Init.DataAddressMux = FMC_DATA_ADDRESS_MUX_DISABLE; - - // fpga mimics psram-type memory - _fmc_fpga_inst.Init.MemoryType = FMC_MEMORY_TYPE_PSRAM; - - // data bus is 32-bit - _fmc_fpga_inst.Init.MemoryDataWidth = FMC_NORSRAM_MEM_BUS_WIDTH_32; - - // read transaction is sync - _fmc_fpga_inst.Init.BurstAccessMode = FMC_BURST_ACCESS_MODE_ENABLE; - - // this _must_ be configured to high, according to errata, otherwise - // the processor may hang after trying to access fpga via fmc - _fmc_fpga_inst.Init.WaitSignalPolarity = FMC_WAIT_SIGNAL_POLARITY_HIGH; - - // wrap mode is not supported - _fmc_fpga_inst.Init.WrapMode = FMC_WRAP_MODE_DISABLE; - - // don't care in fixed latency mode - _fmc_fpga_inst.Init.WaitSignalActive = FMC_WAIT_TIMING_DURING_WS; - - // allow write access to fpga - _fmc_fpga_inst.Init.WriteOperation = FMC_WRITE_OPERATION_ENABLE; - - // use fixed latency mode (ignore wait signal) - _fmc_fpga_inst.Init.WaitSignal = FMC_WAIT_SIGNAL_DISABLE; - - // write and read have same timing - _fmc_fpga_inst.Init.ExtendedMode = FMC_EXTENDED_MODE_DISABLE; - - // don't care in sync mode - _fmc_fpga_inst.Init.AsynchronousWait = FMC_ASYNCHRONOUS_WAIT_DISABLE; - - // write transaction is sync - _fmc_fpga_inst.Init.WriteBurst = FMC_WRITE_BURST_ENABLE; - - // keep clock always active - _fmc_fpga_inst.Init.ContinuousClock = FMC_CONTINUOUS_CLOCK_SYNC_ASYNC; - - /* - * configure fmc timing parameters - */ - FMC_NORSRAM_TimingTypeDef fmc_timing; - - // don't care in sync mode - fmc_timing.AddressSetupTime = 15; - - // don't care in sync mode - fmc_timing.AddressHoldTime = 15; - - // don't care in sync mode - fmc_timing.DataSetupTime = 255; - - // not needed, since nwait will be polled manually - fmc_timing.BusTurnAroundDuration = 0; - - // use smallest allowed divisor for best performance - fmc_timing.CLKDivision = 2; - - // stm is too slow to work with min allowed 2-cycle latency - fmc_timing.DataLatency = 3; - - // don't care in sync mode - fmc_timing.AccessMode = FMC_ACCESS_MODE_A; - - // initialize fmc - HAL_SRAM_Init(&_fmc_fpga_inst, &fmc_timing, NULL); -} - - -//------------------------------------------------------------------------------ -// EOF -//------------------------------------------------------------------------------ diff --git a/src/stm-init.c b/src/stm-init.c deleted file mode 100644 index f8610cd..0000000 --- a/src/stm-init.c +++ /dev/null @@ -1,189 +0,0 @@ -/** - ****************************************************************************** - * 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" -#include "stm-led.h" -#include "stm-fmc.h" -#include "stm-uart.h" - -/* Private variables ---------------------------------------------------------*/ -static GPIO_InitTypeDef GPIO_InitStruct; - -/* Private function prototypes -----------------------------------------------*/ -static void SystemClock_Config(void); -static void MX_GPIO_Init(void); - -void stm_init(void) -{ - - /* MCU Configuration----------------------------------------------------------*/ - - /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ - HAL_Init(); - - /* Configure the system clock */ - SystemClock_Config(); - - /* 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 */ - MX_GPIO_Init(); - MX_USART2_UART_Init(); -} - -/** System Clock Configuration - * - * HSE crystal at 25 MHz, end result is 180 MHz clock. - */ -static void SystemClock_Config(void) -{ - RCC_ClkInitTypeDef RCC_ClkInitStruct; - RCC_OscInitTypeDef RCC_OscInitStruct; - - __PWR_CLK_ENABLE(); - - __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); - - RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; - RCC_OscInitStruct.HSEState = RCC_HSE_ON; - RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; - RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; - RCC_OscInitStruct.PLL.PLLM = 25; - RCC_OscInitStruct.PLL.PLLN = 360; - RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2; - RCC_OscInitStruct.PLL.PLLQ = 4; - HAL_RCC_OscConfig(&RCC_OscInitStruct); - - HAL_PWREx_ActivateOverDrive(); - - RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2; - RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; - RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; - RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4; - RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2; - HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5); -} - -#if 0 -/** System Clock Configuration - * - * HSI source, end result is 16 MHz SYSCLK - * -*/ -static void old_SystemClock_Config(void) -{ - - RCC_OscInitTypeDef RCC_OscInitStruct; - - __PWR_CLK_ENABLE(); - - __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE3); - - RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; - RCC_OscInitStruct.HSIState = RCC_HSI_ON; - RCC_OscInitStruct.HSICalibrationValue = 6; - RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; - HAL_RCC_OscConfig(&RCC_OscInitStruct); - - /* XXX Does this need HAL_PWREx_ActivateOverDrive() and - * HAL_RCC_ClockConfig() to function properly?? - */ -} -#endif - -/** Configure pins as - * Analog - * Input - * Output - * EVENT_OUT - * EXTI -*/ -static void MX_GPIO_Init(void) -{ - /* GPIO Ports Clock Enable */ - __GPIOJ_CLK_ENABLE(); - - /* Configure LED GPIO pins PJ1==red, PJ2==yellow, PJ3==green, PJ4==blue */ - GPIO_InitStruct.Pin = LED_RED | LED_YELLOW | LED_GREEN | LED_BLUE; - GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; - GPIO_InitStruct.Pull = GPIO_NOPULL; - GPIO_InitStruct.Speed = GPIO_SPEED_LOW; - HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct); -} - -/** - * @brief This function is executed in case of error occurrence. - * @param None - * @retval None - */ -void Error_Handler(void) -{ - HAL_GPIO_WritePin(LED_PORT, LED_RED, GPIO_PIN_SET); - 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****/ diff --git a/src/stm-uart.c b/src/stm-uart.c deleted file mode 100644 index 7676645..0000000 --- a/src/stm-uart.c +++ /dev/null @@ -1,76 +0,0 @@ -/* Includes ------------------------------------------------------------------*/ -#include "stm32f4xx_hal.h" -#include "stm-uart.h" - -#include <string.h> - -static UART_HandleTypeDef huart2; - -extern void Error_Handler(); - - -/* Private variables ---------------------------------------------------------*/ - -/* Private function prototypes -----------------------------------------------*/ - -/* USART2 init function */ -void MX_USART2_UART_Init(void) -{ - huart2.Instance = USART2; - huart2.Init.BaudRate = USART2_BAUD_RATE; - huart2.Init.WordLength = UART_WORDLENGTH_8B; - huart2.Init.StopBits = UART_STOPBITS_1; - huart2.Init.Parity = UART_PARITY_NONE; - huart2.Init.Mode = UART_MODE_TX_RX; - huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; - huart2.Init.OverSampling = UART_OVERSAMPLING_16; - - if (HAL_UART_Init(&huart2) != HAL_OK) { - /* Initialization Error */ - Error_Handler(); - } -} - -void uart_send_char(uint8_t ch) -{ - HAL_UART_Transmit(&huart2, &ch, 1, 0x1); -} - -void uart_send_string(char *s) -{ - HAL_UART_Transmit(&huart2, (uint8_t *) s, strlen(s), 0x1); -} - -/* Generalized routine to send binary, decimal, and hex integers. - * This code is adapted from Chris Giese's printf.c - */ -void uart_send_number(uint32_t num, uint8_t digits, uint8_t radix) -{ - #define BUFSIZE 32 - char buf[BUFSIZE]; - char *where = buf + BUFSIZE; - - /* initialize buf so we can add leading 0 by adjusting the pointer */ - memset(buf, '0', BUFSIZE); - - /* build the string backwards, starting with the least significant digit */ - do { - uint32_t temp; - temp = num % radix; - where--; - if (temp < 10) - *where = temp + '0'; - else - *where = temp - 10 + 'A'; - num = num / radix; - } while (num != 0); - - if (where > buf + BUFSIZE - digits) - /* pad with leading 0 */ - where = buf + BUFSIZE - digits; - else - /* number is larger than the specified number of digits */ - digits = buf + BUFSIZE - where; - - HAL_UART_Transmit(&huart2, (uint8_t *) where, digits, 0x1); -} diff --git a/src/stm32f4xx_hal_msp.c b/src/stm32f4xx_hal_msp.c deleted file mode 100644 index ee2cb7e..0000000 --- a/src/stm32f4xx_hal_msp.c +++ /dev/null @@ -1,143 +0,0 @@ -/** -****************************************************************************** -* 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" - -/* USER CODE BEGIN 0 */ - -/* USER CODE END 0 */ - -/** - * Initializes the Global MSP. - */ -void HAL_MspInit(void) -{ - /* USER CODE BEGIN MspInit 0 */ - - /* USER CODE END MspInit 0 */ - - HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4); - - /* 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_UART_MspInit(UART_HandleTypeDef* huart) -{ - GPIO_InitTypeDef GPIO_InitStruct; - - if (huart->Instance == USART2) { - /* 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.Mode = GPIO_MODE_AF_PP; - GPIO_InitStruct.Pull = GPIO_PULLUP; - GPIO_InitStruct.Speed = GPIO_SPEED_LOW; - GPIO_InitStruct.Alternate = GPIO_AF7_USART2; - HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); - } - -} - -void HAL_UART_MspDeInit(UART_HandleTypeDef* huart) -{ - 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_2 | GPIO_PIN_3); - } -} - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/src/stm32f4xx_it.c b/src/stm32f4xx_it.c deleted file mode 100644 index b2b64bf..0000000 --- a/src/stm32f4xx_it.c +++ /dev/null @@ -1,73 +0,0 @@ -/** -****************************************************************************** -* @file stm32f4xx_it.c -* @brief Interrupt Service Routines. -****************************************************************************** -* -* 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 "stm32f4xx.h" -#include "stm32f4xx_it.h" - -/* USER CODE BEGIN 0 */ - -/* USER CODE END 0 */ - -/* External variables --------------------------------------------------------*/ - -/******************************************************************************/ -/* Cortex-M4 Processor Interruption and Exception Handlers */ -/******************************************************************************/ - -/** - * @brief This function handles System tick timer. - */ -void SysTick_Handler(void) -{ - /* USER CODE BEGIN SysTick_IRQn 0 */ - - /* USER CODE END SysTick_IRQn 0 */ - HAL_IncTick(); - HAL_SYSTICK_IRQHandler(); - /* USER CODE BEGIN SysTick_IRQn 1 */ - - /* USER CODE END SysTick_IRQn 1 */ -} - -/******************************************************************************/ -/* STM32F4xx Peripheral Interrupt Handlers */ -/* Add here the Interrupt Handlers for the used peripherals. */ -/* For the available peripheral interrupt handler names, */ -/* please refer to the startup file (startup_stm32f4xx.s). */ -/******************************************************************************/ - -/* USER CODE BEGIN 1 */ - -/* USER CODE END 1 */ -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |