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Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 180 |
1 files changed, 180 insertions, 0 deletions
@@ -0,0 +1,180 @@ +/**
+ ******************************************************************************
+ * File Name : main.c
+ * Description : Main program body
+ ******************************************************************************
+ *
+ * COPYRIGHT(c) 2016 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 "spi.h"
+#include "gpio.h"
+#include "alpha_n25q128.h"
+
+void SystemClock_Config(void);
+
+int main(void)
+{
+ HAL_Init();
+
+ SystemClock_Config();
+
+ MX_GPIO_Init();
+ MX_SPI2_Init();
+
+ // fpga disable = 1
+ HAL_GPIO_WritePin(GPIOI, GPIO_PIN_14, GPIO_PIN_SET);
+
+ // arm enable = 0
+ HAL_GPIO_WritePin(GPIOF, GPIO_PIN_6, GPIO_PIN_RESET);
+
+ int wip;
+ int ok = n25q128_check_id();
+
+ uint8_t page[N25Q128_PAGE_SIZE];
+ int num_wait_cycles = 0;
+
+ while (ok)
+ {
+ ok = n25q128_read_page(256, page);
+ if (!ok)
+ break;
+
+ num_wait_cycles = 0;
+ ok = n25q128_erase_sector(1);
+ if (!ok)
+ break;
+
+ do
+ { num_wait_cycles++;
+ wip = n25q128_get_wip_flag();
+ }
+ while (wip == 1);
+ if (wip == -1)
+ break;
+
+
+ if (num_wait_cycles == 0)
+ break;
+
+
+ num_wait_cycles = 0;
+ ok = n25q128_write_page(256, page);
+ if (!ok)
+ break;
+
+ do
+ { num_wait_cycles++;
+ wip = n25q128_get_wip_flag();
+ }
+ while (wip == 1);
+ if (wip == -1)
+ break;
+
+
+ if (num_wait_cycles == 0)
+ break;
+ }
+
+ for (;;);
+}
+
+/** System Clock Configuration
+*/
+void SystemClock_Config(void)
+{
+
+ RCC_OscInitTypeDef RCC_OscInitStruct;
+ RCC_ClkInitTypeDef RCC_ClkInitStruct;
+
+ __HAL_RCC_PWR_CLK_ENABLE();
+
+ __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
+
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
+ RCC_OscInitStruct.HSIState = RCC_HSI_ON;
+ RCC_OscInitStruct.HSICalibrationValue = 16;
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+ RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
+ RCC_OscInitStruct.PLL.PLLM = 16;
+ RCC_OscInitStruct.PLL.PLLN = 360;
+ RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
+ RCC_OscInitStruct.PLL.PLLQ = 4;
+ HAL_RCC_OscConfig(&RCC_OscInitStruct);
+
+ HAL_PWREx_EnableOverDrive();
+
+ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|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);
+
+ HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
+
+ HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
+
+ /* SysTick_IRQn interrupt configuration */
+ HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
+}
+
+/* USER CODE BEGIN 4 */
+
+/* USER CODE END 4 */
+
+#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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