diff options
Diffstat (limited to 'Project')
| -rw-r--r-- | Project/inc/main.h | 41 | ||||
| -rw-r--r-- | Project/inc/stm32f0xx_conf.h | 84 | ||||
| -rw-r--r-- | Project/inc/stm32f0xx_it.h | 53 | ||||
| -rw-r--r-- | Project/ld/_flash.ld | 33 | ||||
| -rw-r--r-- | Project/ld/_sram.ld | 26 | ||||
| -rw-r--r-- | Project/ld/stm32f072x8.ld | 4 | ||||
| -rw-r--r-- | Project/src/main.c | 289 | ||||
| -rw-r--r-- | Project/src/platform/stm32f0-gcc/freertos/FreeRTOSConfig.h | 157 | ||||
| -rw-r--r-- | Project/src/platform/stm32f0-gcc/freertos/port.c | 368 | ||||
| -rw-r--r-- | Project/src/platform/stm32f0-gcc/freertos/portmacro.h | 157 | ||||
| -rw-r--r-- | Project/src/platform/stm32f0-gcc/startup/handlers_cm.c | 113 | ||||
| -rw-r--r-- | Project/src/platform/stm32f0-gcc/startup/stack.cpp | 7 | ||||
| -rw-r--r-- | Project/src/platform/stm32f0-gcc/startup/startup.cpp | 96 | ||||
| -rw-r--r-- | Project/src/stm32f0xx_it.c | 249 | ||||
| -rw-r--r-- | Project/src/system_stm32f0xx.c | 402 |
15 files changed, 0 insertions, 2079 deletions
diff --git a/Project/inc/main.h b/Project/inc/main.h deleted file mode 100644 index ce89a06..0000000 --- a/Project/inc/main.h +++ /dev/null @@ -1,41 +0,0 @@ -/** - ****************************************************************************** - * @file STM32L152_Ex01_3TKeys_EVAL\inc\main.h - * @author MCD Application Team - * @version V1.1.0 - * @date 24-February-2014 - * @brief Header for main.c module - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> - * - * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); - * You may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.st.com/software_license_agreement_liberty_v2 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - ****************************************************************************** - */ - -/* Define to prevent recursive inclusion -------------------------------------*/ -#ifndef __MAIN_H -#define __MAIN_H - - -/* Exported types ------------------------------------------------------------*/ -/* Exported variables --------------------------------------------------------*/ -/* Exported macros -----------------------------------------------------------*/ -/* Exported functions ------------------------------------------------------- */ - - -#endif /* __MAIN_H */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/Project/inc/stm32f0xx_conf.h b/Project/inc/stm32f0xx_conf.h deleted file mode 100644 index adbf30b..0000000 --- a/Project/inc/stm32f0xx_conf.h +++ /dev/null @@ -1,84 +0,0 @@ -/** - ****************************************************************************** - * @file Projects\Demonstration\stm32f0xx_conf.h - * @author MCD Application Team - * @version V1.0.0 - * @date 17-January-2014 - * @brief Library configuration file. - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> - * - * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); - * You may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.st.com/software_license_agreement_liberty_v2 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - ****************************************************************************** - */ - -/* Define to prevent recursive inclusion -------------------------------------*/ -#ifndef __STM32F0XX_CONF_H -#define __STM32F0XX_CONF_H - - -/* Includes ------------------------------------------------------------------*/ -/* Comment the line below to disable peripheral header file inclusion */ -#include "stm32f0xx_adc.h" -//#include "stm32f0xx_can.h" -//#include "stm32f0xx_cec.h" -//#include "stm32f0xx_crc.h" -//#include "stm32f0xx_crs.h" -//#include "stm32f0xx_comp.h" -//#include "stm32f0xx_dac.h" -//#include "stm32f0xx_dbgmcu.h" -#include "stm32f0xx_dma.h" -//#include "stm32f0xx_exti.h" -//#include "stm32f0xx_flash.h" -#include "stm32f0xx_gpio.h" -#include "stm32f0xx_syscfg.h" -//#include "stm32f0xx_i2c.h" -//#include "stm32f0xx_iwdg.h" -#include "stm32f0xx_pwr.h" -#include "stm32f0xx_rcc.h" -#include "stm32f0xx_rtc.h" -#include "stm32f0xx_spi.h" -#include "stm32f0xx_tim.h" -//#include "stm32f0xx_usart.h" -//#include "stm32f0xx_wwdg.h" -#include "stm32f0xx_misc.h" /* High level functions for NVIC and SysTick (add-on to CMSIS functions) */ - -/* Exported types ------------------------------------------------------------*/ -/* Exported constants --------------------------------------------------------*/ -/* Uncomment the line below to expanse the "assert_param" macro in the - Standard Peripheral Library drivers code */ -/*#define USE_FULL_ASSERT 1*/ - -/* Exported macro ------------------------------------------------------------*/ -#ifdef USE_FULL_ASSERT - -/** - * @brief The assert_param macro is used for function's parameters check. - * @param expr: If expr is false, it calls assert_failed function which reports - * the name of the source file and the source line number of the call - * that failed. If expr is true, it returns no value. - * @retval None - */ - #define assert_param(expr) ((expr) ? (void)0 : assert_failed((uint8_t *)__FILE__, __LINE__)) -/* Exported functions ------------------------------------------------------- */ - void assert_failed(uint8_t* file, uint32_t line); -#else - #define assert_param(expr) ((void)0) -#endif /* USE_FULL_ASSERT */ - -#endif /* __STM32F0XX_CONF_H */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/Project/inc/stm32f0xx_it.h b/Project/inc/stm32f0xx_it.h deleted file mode 100644 index 4abda02..0000000 --- a/Project/inc/stm32f0xx_it.h +++ /dev/null @@ -1,53 +0,0 @@ -/** - ****************************************************************************** - * @file Projects\Demonstration\stm32f0xx_it.h - * @author MCD Application Team - * @version V1.0.0 - * @date 17-January-2014 - * @brief This file contains the headers of the interrupt handlers. - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> - * - * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); - * You may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.st.com/software_license_agreement_liberty_v2 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - ****************************************************************************** - */ - -/* Define to prevent recursive inclusion -------------------------------------*/ -#ifndef __STM32F0XX_IT_H -#define __STM32F0XX_IT_H - -#ifdef __cplusplus - extern "C" { -#endif - -/* Includes ------------------------------------------------------------------*/ -#include "main.h" - -/* Exported types ------------------------------------------------------------*/ -/* Exported constants --------------------------------------------------------*/ -/* Exported macro ------------------------------------------------------------*/ -/* Exported functions ------------------------------------------------------- */ - -void NMI_Handler(void); -void HardFault_Handler(void); - -#ifdef __cplusplus -} -#endif - -#endif /* __STM32F0XX_IT_H */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/Project/ld/_flash.ld b/Project/ld/_flash.ld deleted file mode 100644 index ec94ea7..0000000 --- a/Project/ld/_flash.ld +++ /dev/null @@ -1,33 +0,0 @@ -SECTIONS { - . = ORIGIN(FLASH); - .text : { - KEEP(*(.stack)) - KEEP(*(.vectors)) - KEEP(*(.vectors*)) - KEEP(*(.text)) - . = ALIGN(4); - *(.text*) - . = ALIGN(4); - KEEP(*(.rodata)) - *(.rodata*) - . = ALIGN(4); - } >FLASH - - .preinit_array ALIGN(4): { - __preinit_array_start = .; - KEEP(*(.preinit_array)) - __preinit_array_end = .; - } >FLASH - - .init_array ALIGN(4): { - __init_array_start = .; - KEEP(*(.init_array)) - __init_array_end = .; - } >FLASH - - .fini_array ALIGN(4): { - __fini_array_start = .; - KEEP(*(.fini_array)) - __fini_array_end = .; - } >FLASH -} diff --git a/Project/ld/_sram.ld b/Project/ld/_sram.ld deleted file mode 100644 index 4993c63..0000000 --- a/Project/ld/_sram.ld +++ /dev/null @@ -1,26 +0,0 @@ -SECTIONS { - __stacktop = ORIGIN(SRAM) + LENGTH(SRAM); - __data_load = LOADADDR(.data); - . = ORIGIN(SRAM); - - .data ALIGN(4) : { - __data_start = .; - *(.data) - *(.data*) - . = ALIGN(4); - __data_end = .; - } >SRAM AT >FLASH - - .bss ALIGN(4) (NOLOAD) : { - __bss_start = .; - *(.bss) - *(.bss*) - . = ALIGN(4); - __bss_end = .; - *(.noinit) - *(.noinit*) - } >SRAM - - . = ALIGN(4); - __heap_start = .; -} diff --git a/Project/ld/stm32f072x8.ld b/Project/ld/stm32f072x8.ld deleted file mode 100644 index 7600040..0000000 --- a/Project/ld/stm32f072x8.ld +++ /dev/null @@ -1,4 +0,0 @@ -MEMORY { - FLASH(rx) : ORIGIN = 0x08000000, LENGTH = 64K - SRAM(rwx) : ORIGIN = 0x20000000, LENGTH = 16K -} diff --git a/Project/src/main.c b/Project/src/main.c deleted file mode 100644 index aa8c111..0000000 --- a/Project/src/main.c +++ /dev/null @@ -1,289 +0,0 @@ -/** - ****************************************************************************** - * @file STM32L152_Ex01_3TKeys_EVAL\src\main.c - * @author MCD Application Team - * @version V1.1.0 - * @date 24-February-2014 - * @brief Basic example of how to use the STMTouch Driver. - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> - * - * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); - * You may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.st.com/software_license_agreement_liberty_v2 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - ****************************************************************************** - */ - -/* - Здесь необходимо создать большой комментарий о характеристиках железа МК. Или -же лучше создать отдельный файл и сделать на него ссылку. Кстати, такой файл -создает программа STM32CubeMX. - -И вообще, нужно создать глобальную папку проекта, где будет лежать все по -полочкам ( схема, программа, текстовые файлы, документация и тд ) -*/ - -// Это программа для версии NixieClock_v2, которая является модифицированной версией предыдущей -// NixieLUT - -/* Includes ------------------------------------------------------------------*/ -#include "time.h" -#include "main.h" - -// FreeRTOS includes -#include "FreeRTOS.h" -#include "task.h" -#include "queue.h" -#include "semphr.h" - -#include "ltimers.h" -#include "head_task.h" -#include "button_task.h" -#include "button_handler.h" -#include "nixie_driver_task.h" -#include "light_sensor_task.h" - -#ifdef LED_DRIVER -#include "led_driver_task.h" -#endif - -#include "indicate_modes_task.h" -#include "tsl_user.h" -#include "time.h" -#include "stm32f0xx_usart.h" - - -/* Private typedefs ----------------------------------------------------------*/ -/* Private defines -----------------------------------------------------------*/ -/* Private macros ------------------------------------------------------------*/ - -// Задаем размеры кучи для каждой задачи отдельно -// - как правильно определить необходимый минимум для кучи задачи? - -#define STACK_SIZE_HEAD ((unsigned short) 230) -#define STACK_SIZE_NIXIE_DRIVER ((unsigned short) 80) -#define STACK_SIZE_BUTTON ((unsigned short) 200) -#define STACK_SIZE_LIGHT_SENSOR ((unsigned short) 70) -#ifdef LED_DRIVER -#define STACK_SIZE_LED_DRIVER ((unsigned short) 70) -#endif -#define STACK_SIZE_INDICATE_MODES ((unsigned short) 250) - -/* Private functions prototype ---------------------------------------------- */ - -static void USART1Init(void) -{ - RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1, ENABLE); - RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, ENABLE); - GPIO_PinAFConfig(GPIOA, GPIO_PinSource9, GPIO_AF_1); - GPIO_PinAFConfig(GPIOA, GPIO_PinSource10, GPIO_AF_1); - GPIO_InitTypeDef GPIO_InitStructure; - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_Level_3; - GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; - GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_DOWN; - GPIO_Init(GPIOA, &GPIO_InitStructure); - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10; - GPIO_Init(GPIOA, &GPIO_InitStructure); - USART_InitTypeDef usart_init = {0}; - usart_init.USART_BaudRate = 115200; - usart_init.USART_WordLength = USART_WordLength_8b; - usart_init.USART_StopBits = USART_StopBits_1; - usart_init.USART_Parity = USART_Parity_No; - usart_init.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; - usart_init.USART_HardwareFlowControl = USART_HardwareFlowControl_None; - USART_Init(USART1, &usart_init); - USART_Cmd(USART1, ENABLE); -} - -static void USART4Init(void) -{ - RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART4, ENABLE); - RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, ENABLE); - GPIO_PinAFConfig(GPIOA, GPIO_PinSource0, GPIO_AF_4); - GPIO_PinAFConfig(GPIOA, GPIO_PinSource1, GPIO_AF_4); - GPIO_InitTypeDef GPIO_InitStructure; - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_Level_3; - GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; - GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_DOWN; - GPIO_Init(GPIOA, &GPIO_InitStructure); - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1; - GPIO_Init(GPIOA, &GPIO_InitStructure); - USART_InitTypeDef usart_init = {0}; - usart_init.USART_BaudRate = 9600; - usart_init.USART_WordLength = USART_WordLength_8b; - usart_init.USART_StopBits = USART_StopBits_1; - usart_init.USART_Parity = USART_Parity_No; - usart_init.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; - usart_init.USART_HardwareFlowControl = USART_HardwareFlowControl_None; - USART_Init(USART4, &usart_init); - USART_Cmd(USART4, ENABLE); -} - -static void WIFI_IO_GPIOInit(void) -{ - RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, ENABLE); - RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOB, ENABLE); - GPIO_InitTypeDef GPIO_InitStructure; - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_Level_3; - GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; - GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_DOWN; - GPIO_Init(GPIOA, &GPIO_InitStructure); - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0; - GPIO_Init(GPIOB, &GPIO_InitStructure); - GPIO_SetBits(GPIOB, GPIO_Pin_0); // WIFI_EN - GPIO_ResetBits(GPIOA, GPIO_Pin_15); // WIFI_IO0 -} - -static void USART3Init(void) -{ - RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART3, ENABLE); - RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOB, ENABLE); - GPIO_PinAFConfig(GPIOB, GPIO_PinSource1, GPIO_AF_4); - GPIO_PinAFConfig(GPIOB, GPIO_PinSource10, GPIO_AF_4); - GPIO_PinAFConfig(GPIOB, GPIO_PinSource11, GPIO_AF_4); - GPIO_PinAFConfig(GPIOB, GPIO_PinSource13, GPIO_AF_4); - GPIO_InitTypeDef GPIO_InitStructure; - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_Level_3; - GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; - GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_DOWN; - GPIO_Init(GPIOB, &GPIO_InitStructure); - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10; - GPIO_Init(GPIOB, &GPIO_InitStructure); - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11; - GPIO_Init(GPIOB, &GPIO_InitStructure); - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13; - GPIO_Init(GPIOB, &GPIO_InitStructure); - USART_InitTypeDef usart_init = {0}; - usart_init.USART_BaudRate = 115200; - usart_init.USART_WordLength = USART_WordLength_8b; - usart_init.USART_StopBits = USART_StopBits_1; - usart_init.USART_Parity = USART_Parity_No; - usart_init.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; - usart_init.USART_HardwareFlowControl = USART_HardwareFlowControl_RTS_CTS; - USART_Init(USART3, &usart_init); - USART_Cmd(USART3, ENABLE); -} - -// ---------------------------------------------------------------------------- -// Инициализация до создания задач -// ---------------------------------------------------------------------------- -void InitAll ( void ) -{ - SystemInit(); - WIFI_IO_GPIOInit(); - USART1Init(); - USART3Init(); - USART4Init(); - InitLTimers(); - LightSensorInit(); -#if 0 - NixieDriverInit(); - HeadTaskInit(); - IndicateModesInit(); -#endif -#ifdef LED_DRIVER - LED_DriverInit(); -#endif - TSL_user_Init(); - TimeInit(); - ButtonInit(); -} - -static void TestUart(void *arg) -{ - (void) arg; - while (1) { - if (USART3->ISR & USART_ISR_RXNE) { - const uint16_t data = USART_ReceiveData(USART3); - USART_SendData(USART1, data); - } - if (USART1->ISR & USART_ISR_RXNE) { - const uint16_t data = USART_ReceiveData(USART1); - USART_SendData(USART3, data); - } - } -} - -BaseType_t TaskSuccess; - -// Главный цикл ------------------------------------------------------------- // -int main () -{ - InitAll (); - // Создаем задачи FreeRTOS ----------------------------------------------- // - - // ВНИМАНИЕ !!! - // Необходимо проверять кучу при создании задачи! ( и очереди ) - - // Если в программе используется подключаемая библиотека, которая использует - // ОСРВ, то задача должна там и создаватья. То есть это нужно оформить в - // в виде специальной функции - TaskSuccess = xTaskCreate(Button_Task, "Button_Task", STACK_SIZE_BUTTON, NULL, tskIDLE_PRIORITY + 2, NULL); - configASSERT(TaskSuccess); - TaskSuccess = xTaskCreate(LightSensor_Task, "LightSensor_Task", STACK_SIZE_LIGHT_SENSOR, NULL, tskIDLE_PRIORITY + 2, NULL); - configASSERT(TaskSuccess); -#if 0 - TaskSuccess = xTaskCreate(Head_Task, "Head_Task", STACK_SIZE_HEAD, NULL, tskIDLE_PRIORITY + 2, NULL); - configASSERT(TaskSuccess); - TaskSuccess = xTaskCreate(IndicateModes_Task, "IndicateModes_Task", STACK_SIZE_INDICATE_MODES, NULL, tskIDLE_PRIORITY + 2, NULL); - configASSERT(TaskSuccess); - TaskSuccess = xTaskCreate(NixieDriver_Task, "NixieDriver_Task", STACK_SIZE_NIXIE_DRIVER, NULL, tskIDLE_PRIORITY + 2, NULL); - configASSERT(TaskSuccess); -#endif -#ifdef LED_DRIVER - TaskSuccess = xTaskCreate(LED_Driver_Task, "LED_Driver_Task", STACK_SIZE_LED_DRIVER, NULL, tskIDLE_PRIORITY + 2, NULL); - configASSERT(TaskSuccess); -#endif - TaskSuccess = xTaskCreate(TestUart, "TestUart", 200, NULL, tskIDLE_PRIORITY + 2, NULL); - configASSERT(TaskSuccess); - vTaskStartScheduler(); // И запускаем диспетчер задач ( он же планировщик ) -} // end of main - - - -#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 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) */ - - /* Infinite loop */ - for (;;) - { - } -} -#endif - - -// Специальные ф-ии FreeRTOS ------------------------------------------------ // -void vApplicationMallocFailedHook ( void ) { for( ;; ); } -void vApplicationStackOverflowHook ( TaskHandle_t pxTask, char *pcTaskName ) { for( ;; ); } -void vApplicationIdleHook ( void ) { } - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/Project/src/platform/stm32f0-gcc/freertos/FreeRTOSConfig.h b/Project/src/platform/stm32f0-gcc/freertos/FreeRTOSConfig.h deleted file mode 100644 index 031cb01..0000000 --- a/Project/src/platform/stm32f0-gcc/freertos/FreeRTOSConfig.h +++ /dev/null @@ -1,157 +0,0 @@ -/* - FreeRTOS V8.0.0 - Copyright (C) 2014 Real Time Engineers Ltd. - All rights reserved - - VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION. - - *************************************************************************** - * * - * FreeRTOS provides completely free yet professionally developed, * - * robust, strictly quality controlled, supported, and cross * - * platform software that has become a de facto standard. * - * * - * Help yourself get started quickly and support the FreeRTOS * - * project by purchasing a FreeRTOS tutorial book, reference * - * manual, or both from: http://www.FreeRTOS.org/Documentation * - * * - * Thank you! * - * * - *************************************************************************** - - This file is part of the FreeRTOS distribution. - - FreeRTOS is free software; you can redistribute it and/or modify it under - the terms of the GNU General Public License (version 2) as published by the - Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception. - - >>! NOTE: The modification to the GPL is included to allow you to distribute - >>! a combined work that includes FreeRTOS without being obliged to provide - >>! the source code for proprietary components outside of the FreeRTOS - >>! kernel. - - FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS - FOR A PARTICULAR PURPOSE. Full license text is available from the following - link: http://www.freertos.org/a00114.html - - 1 tab == 4 spaces! - - *************************************************************************** - * * - * Having a problem? Start by reading the FAQ "My application does * - * not run, what could be wrong?" * - * * - * http://www.FreeRTOS.org/FAQHelp.html * - * * - *************************************************************************** - - http://www.FreeRTOS.org - Documentation, books, training, latest versions, - license and Real Time Engineers Ltd. contact details. - - http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, - including FreeRTOS+Trace - an indispensable productivity tool, a DOS - compatible FAT file system, and our tiny thread aware UDP/IP stack. - - http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High - Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS - licenses offer ticketed support, indemnification and middleware. - - http://www.SafeRTOS.com - High Integrity Systems also provide a safety - engineered and independently SIL3 certified version for use in safety and - mission critical applications that require provable dependability. - - 1 tab == 4 spaces! -*/ - - -/* The following #error directive is to remind users that a batch file must be - * executed prior to this project being built. The batch file *cannot* be - * executed from within CCS4! Once it has been executed, re-open or refresh - * the CCS4 project and remove the #error line below. - */ -//#error Ensure CreateProjectDirectoryStructure.bat has been executed before building. See comment immediately above. - - -#ifndef FREERTOS_CONFIG_H -#define FREERTOS_CONFIG_H - -/*----------------------------------------------------------- - * Application specific definitions. - * - * These definitions should be adjusted for your particular hardware and - * application requirements. - * - * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE - * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE. - * - * See http://www.freertos.org/a00110.html. - *----------------------------------------------------------*/ - -#define configUSE_PREEMPTION 1 // 1 - Вытесняющаяя многозадачность, 0 - Кооперативная -#define configUSE_IDLE_HOOK 1 -#define configUSE_TICK_HOOK 0 -#define configCPU_CLOCK_HZ ( 48000000UL ) // tros было 24000000UL -#define configTICK_RATE_HZ ( ( TickType_t ) 1000 ) -#define configMAX_PRIORITIES ( 5 ) - -#define configMINIMAL_STACK_SIZE ( ( unsigned short ) 70 ) // trots, was 70 -#define configTOTAL_HEAP_SIZE ( ( size_t ) ( 10 * 1024 ) ) // trots, was 10 // Уменьшил MEM_SIZE в файле lwipopts.h - -#define configMAX_TASK_NAME_LEN ( 10 ) -#define configUSE_TRACE_FACILITY 0 -#define configUSE_16_BIT_TICKS 0 -#define configIDLE_SHOULD_YIELD 1 -#define configUSE_MUTEXES 1 -#define configQUEUE_REGISTRY_SIZE 0 -#define configGENERATE_RUN_TIME_STATS 0 -#define configCHECK_FOR_STACK_OVERFLOW 2 // trots was 2 -#define configUSE_RECURSIVE_MUTEXES 0 -#define configUSE_MALLOC_FAILED_HOOK 1 -#define configUSE_APPLICATION_TASK_TAG 0 -#define configUSE_COUNTING_SEMAPHORES 0 - -/* Co-routine definitions. */ -#define configUSE_CO_ROUTINES 0 // Чтобы использовать программные таймеры, нужно единичку (там прототипы содержатся) -#define configMAX_CO_ROUTINE_PRIORITIES ( 2 ) - -/* Software timer definitions. */ -#define configUSE_TIMERS 1 -#define configTIMER_TASK_PRIORITY ( 3 ) -#define configTIMER_QUEUE_LENGTH 5 -#define configTIMER_TASK_STACK_DEPTH ( configMINIMAL_STACK_SIZE ) - -/* Set the following definitions to 1 to include the API function, or zero -to exclude the API function. */ -#define INCLUDE_vTaskPrioritySet 1 -#define INCLUDE_uxTaskPriorityGet 1 -#define INCLUDE_vTaskDelete 1 -#define INCLUDE_vTaskCleanUpResources 1 -#define INCLUDE_vTaskSuspend 1 -#define INCLUDE_vTaskDelayUntil 1 -#define INCLUDE_vTaskDelay 1 - -/* Use the system definition, if there is one */ -#ifdef __NVIC_PRIO_BITS - #define configPRIO_BITS __NVIC_PRIO_BITS -#else - #define configPRIO_BITS 4 /* 15 priority levels */ -#endif - -#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY 15 -#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY 11 - -/* The lowest priority. */ -#define configKERNEL_INTERRUPT_PRIORITY ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) ) -/* Priority 5, or 95 as only the top four bits are implemented. */ -/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!! -See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */ -#define configMAX_SYSCALL_INTERRUPT_PRIORITY ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) ) - -#define configASSERT( x ) if( ( x ) == 0 ) { taskDISABLE_INTERRUPTS(); for( ;; ); } - -#define vPortSVCHandler SVCALL_handler -#define xPortPendSVHandler PENDSV_handler -#define xPortSysTickHandler SYSTICK_handler - -#endif /* FREERTOS_CONFIG_H */ - diff --git a/Project/src/platform/stm32f0-gcc/freertos/port.c b/Project/src/platform/stm32f0-gcc/freertos/port.c deleted file mode 100644 index 423ae1e..0000000 --- a/Project/src/platform/stm32f0-gcc/freertos/port.c +++ /dev/null @@ -1,368 +0,0 @@ -/*
- FreeRTOS V8.2.1 - Copyright (C) 2015 Real Time Engineers Ltd.
- All rights reserved
-
- VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
-
- This file is part of the FreeRTOS distribution.
-
- FreeRTOS is free software; you can redistribute it and/or modify it under
- the terms of the GNU General Public License (version 2) as published by the
- Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.
-
- ***************************************************************************
- >>! NOTE: The modification to the GPL is included to allow you to !<<
- >>! distribute a combined work that includes FreeRTOS without being !<<
- >>! obliged to provide the source code for proprietary components !<<
- >>! outside of the FreeRTOS kernel. !<<
- ***************************************************************************
-
- FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- FOR A PARTICULAR PURPOSE. Full license text is available on the following
- link: http://www.freertos.org/a00114.html
-
- ***************************************************************************
- * *
- * FreeRTOS provides completely free yet professionally developed, *
- * robust, strictly quality controlled, supported, and cross *
- * platform software that is more than just the market leader, it *
- * is the industry's de facto standard. *
- * *
- * Help yourself get started quickly while simultaneously helping *
- * to support the FreeRTOS project by purchasing a FreeRTOS *
- * tutorial book, reference manual, or both: *
- * http://www.FreeRTOS.org/Documentation *
- * *
- ***************************************************************************
-
- http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
- the FAQ page "My application does not run, what could be wrong?". Have you
- defined configASSERT()?
-
- http://www.FreeRTOS.org/support - In return for receiving this top quality
- embedded software for free we request you assist our global community by
- participating in the support forum.
-
- http://www.FreeRTOS.org/training - Investing in training allows your team to
- be as productive as possible as early as possible. Now you can receive
- FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
- Ltd, and the world's leading authority on the world's leading RTOS.
-
- http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
- including FreeRTOS+Trace - an indispensable productivity tool, a DOS
- compatible FAT file system, and our tiny thread aware UDP/IP stack.
-
- http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
- Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
-
- http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
- Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
- licenses offer ticketed support, indemnification and commercial middleware.
-
- http://www.SafeRTOS.com - High Integrity Systems also provide a safety
- engineered and independently SIL3 certified version for use in safety and
- mission critical applications that require provable dependability.
-
- 1 tab == 4 spaces!
-*/
-
-/*-----------------------------------------------------------
- * Implementation of functions defined in portable.h for the ARM CM0 port.
- *----------------------------------------------------------*/
-
-/* Scheduler includes. */
-#include "FreeRTOS.h"
-#include "task.h"
-
-/* Constants required to manipulate the NVIC. */
-#define portNVIC_SYSTICK_CTRL ( ( volatile uint32_t *) 0xe000e010 )
-#define portNVIC_SYSTICK_LOAD ( ( volatile uint32_t *) 0xe000e014 )
-#define portNVIC_INT_CTRL ( ( volatile uint32_t *) 0xe000ed04 )
-#define portNVIC_SYSPRI2 ( ( volatile uint32_t *) 0xe000ed20 )
-#define portNVIC_SYSTICK_CLK 0x00000004
-#define portNVIC_SYSTICK_INT 0x00000002
-#define portNVIC_SYSTICK_ENABLE 0x00000001
-#define portNVIC_PENDSVSET 0x10000000
-#define portMIN_INTERRUPT_PRIORITY ( 255UL )
-#define portNVIC_PENDSV_PRI ( portMIN_INTERRUPT_PRIORITY << 16UL )
-#define portNVIC_SYSTICK_PRI ( portMIN_INTERRUPT_PRIORITY << 24UL )
-
-/* Constants required to set up the initial stack. */
-#define portINITIAL_XPSR ( 0x01000000 )
-
-/* Let the user override the pre-loading of the initial LR with the address of
-prvTaskExitError() in case is messes up unwinding of the stack in the
-debugger. */
-#ifdef configTASK_RETURN_ADDRESS
- #define portTASK_RETURN_ADDRESS configTASK_RETURN_ADDRESS
-#else
- #define portTASK_RETURN_ADDRESS prvTaskExitError
-#endif
-
-/* Each task maintains its own interrupt status in the critical nesting
-variable. */
-static UBaseType_t uxCriticalNesting = 0xaaaaaaaa;
-
-/*
- * Setup the timer to generate the tick interrupts.
- */
-static void prvSetupTimerInterrupt( void );
-
-/*
- * Exception handlers.
- */
-void PENDSV_handler( void ) __attribute__ (( naked ));
-void SYSTICK_handler( void );
-void SVCALL_handler( void );
-
-/*
- * Start first task is a separate function so it can be tested in isolation.
- */
-static void vPortStartFirstTask( void ) __attribute__ (( naked ));
-
-/*
- * Used to catch tasks that attempt to return from their implementing function.
- */
-static void prvTaskExitError( void );
-
-/*-----------------------------------------------------------*/
-
-/*
- * See header file for description.
- */
-StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
-{
- /* Simulate the stack frame as it would be created by a context switch
- interrupt. */
- pxTopOfStack--; /* Offset added to account for the way the MCU uses the stack on entry/exit of interrupts. */
- *pxTopOfStack = portINITIAL_XPSR; /* xPSR */
- pxTopOfStack--;
- *pxTopOfStack = ( StackType_t ) pxCode; /* PC */
- pxTopOfStack--;
- *pxTopOfStack = ( StackType_t ) portTASK_RETURN_ADDRESS; /* LR */
- pxTopOfStack -= 5; /* R12, R3, R2 and R1. */
- *pxTopOfStack = ( StackType_t ) pvParameters; /* R0 */
- pxTopOfStack -= 8; /* R11..R4. */
-
- return pxTopOfStack;
-}
-/*-----------------------------------------------------------*/
-
-static void prvTaskExitError( void )
-{
- /* A function that implements a task must not exit or attempt to return to
- its caller as there is nothing to return to. If a task wants to exit it
- should instead call vTaskDelete( NULL ).
-
- Artificially force an assert() to be triggered if configASSERT() is
- defined, then stop here so application writers can catch the error. */
- configASSERT( uxCriticalNesting == ~0UL );
- portDISABLE_INTERRUPTS();
- for( ;; );
-}
-/*-----------------------------------------------------------*/
-
-void SVCALL_handler( void )
-{
- /* This function is no longer used, but retained for backward
- compatibility. */
-}
-/*-----------------------------------------------------------*/
-
-void vPortStartFirstTask( void )
-{
- /* The MSP stack is not reset as, unlike on M3/4 parts, there is no vector
- table offset register that can be used to locate the initial stack value.
- Not all M0 parts have the application vector table at address 0. */
- __asm volatile(
- " ldr r2, pxCurrentTCBConst2 \n" /* Obtain location of pxCurrentTCB. */
- " ldr r3, [r2] \n"
- " ldr r0, [r3] \n" /* The first item in pxCurrentTCB is the task top of stack. */
- " add r0, #32 \n" /* Discard everything up to r0. */
- " msr psp, r0 \n" /* This is now the new top of stack to use in the task. */
- " movs r0, #2 \n" /* Switch to the psp stack. */
- " msr CONTROL, r0 \n"
- " pop {r0-r5} \n" /* Pop the registers that are saved automatically. */
- " mov lr, r5 \n" /* lr is now in r5. */
- " cpsie i \n" /* The first task has its context and interrupts can be enabled. */
- " pop {pc} \n" /* Finally, pop the PC to jump to the user defined task code. */
- " \n"
- " .align 2 \n"
- "pxCurrentTCBConst2: .word pxCurrentTCB "
- );
-}
-/*-----------------------------------------------------------*/
-
-/*
- * See header file for description.
- */
-BaseType_t xPortStartScheduler( void )
-{
- /* Make PendSV, CallSV and SysTick the same priroity as the kernel. */
- *(portNVIC_SYSPRI2) |= portNVIC_PENDSV_PRI;
- *(portNVIC_SYSPRI2) |= portNVIC_SYSTICK_PRI;
-
- /* Start the timer that generates the tick ISR. Interrupts are disabled
- here already. */
- prvSetupTimerInterrupt();
-
- /* Initialise the critical nesting count ready for the first task. */
- uxCriticalNesting = 0;
-
- /* Start the first task. */
- vPortStartFirstTask();
-
- /* Should never get here as the tasks will now be executing! Call the task
- exit error function to prevent compiler warnings about a static function
- not being called in the case that the application writer overrides this
- functionality by defining configTASK_RETURN_ADDRESS. */
- prvTaskExitError();
-
- /* Should not get here! */
- return 0;
-}
-/*-----------------------------------------------------------*/
-
-void vPortEndScheduler( void )
-{
- /* Not implemented in ports where there is nothing to return to.
- Artificially force an assert. */
- configASSERT( uxCriticalNesting == 1000UL );
-}
-/*-----------------------------------------------------------*/
-
-void vPortYield( void )
-{
- /* Set a PendSV to request a context switch. */
- *( portNVIC_INT_CTRL ) = portNVIC_PENDSVSET;
-
- /* Barriers are normally not required but do ensure the code is completely
- within the specified behaviour for the architecture. */
- __asm volatile( "dsb" );
- __asm volatile( "isb" );
-}
-/*-----------------------------------------------------------*/
-
-void vPortEnterCritical( void )
-{
- portDISABLE_INTERRUPTS();
- uxCriticalNesting++;
- __asm volatile( "dsb" );
- __asm volatile( "isb" );
-}
-/*-----------------------------------------------------------*/
-
-void vPortExitCritical( void )
-{
- configASSERT( uxCriticalNesting );
- uxCriticalNesting--;
- if( uxCriticalNesting == 0 )
- {
- portENABLE_INTERRUPTS();
- }
-}
-/*-----------------------------------------------------------*/
-
-uint32_t ulSetInterruptMaskFromISR( void )
-{
- __asm volatile(
- " mrs r0, PRIMASK \n"
- " cpsid i \n"
- " bx lr "
- );
-
- /* To avoid compiler warnings. This line will never be reached. */
- return 0;
-}
-/*-----------------------------------------------------------*/
-
-void vClearInterruptMaskFromISR( uint32_t ulMask )
-{
- __asm volatile(
- " msr PRIMASK, r0 \n"
- " bx lr "
- );
-
- /* Just to avoid compiler warning. */
- ( void ) ulMask;
-}
-/*-----------------------------------------------------------*/
-
-void PENDSV_handler( void )
-{
- /* This is a naked function. */
-
- __asm volatile
- (
- " mrs r0, psp \n"
- " \n"
- " ldr r3, pxCurrentTCBConst \n" /* Get the location of the current TCB. */
- " ldr r2, [r3] \n"
- " \n"
- " sub r0, r0, #32 \n" /* Make space for the remaining low registers. */
- " str r0, [r2] \n" /* Save the new top of stack. */
- " stmia r0!, {r4-r7} \n" /* Store the low registers that are not saved automatically. */
- " mov r4, r8 \n" /* Store the high registers. */
- " mov r5, r9 \n"
- " mov r6, r10 \n"
- " mov r7, r11 \n"
- " stmia r0!, {r4-r7} \n"
- " \n"
- " push {r3, r14} \n"
- " cpsid i \n"
- " bl vTaskSwitchContext \n"
- " cpsie i \n"
- " pop {r2, r3} \n" /* lr goes in r3. r2 now holds tcb pointer. */
- " \n"
- " ldr r1, [r2] \n"
- " ldr r0, [r1] \n" /* The first item in pxCurrentTCB is the task top of stack. */
- " add r0, r0, #16 \n" /* Move to the high registers. */
- " ldmia r0!, {r4-r7} \n" /* Pop the high registers. */
- " mov r8, r4 \n"
- " mov r9, r5 \n"
- " mov r10, r6 \n"
- " mov r11, r7 \n"
- " \n"
- " msr psp, r0 \n" /* Remember the new top of stack for the task. */
- " \n"
- " sub r0, r0, #32 \n" /* Go back for the low registers that are not automatically restored. */
- " ldmia r0!, {r4-r7} \n" /* Pop low registers. */
- " \n"
- " bx r3 \n"
- " \n"
- " .align 2 \n"
- "pxCurrentTCBConst: .word pxCurrentTCB "
- );
-}
-/*-----------------------------------------------------------*/
-
-void SYSTICK_handler( void )
-{
-uint32_t ulPreviousMask;
-
- ulPreviousMask = portSET_INTERRUPT_MASK_FROM_ISR();
- {
- /* Increment the RTOS tick. */
- if( xTaskIncrementTick() != pdFALSE )
- {
- /* Pend a context switch. */
- *(portNVIC_INT_CTRL) = portNVIC_PENDSVSET;
- }
- }
- portCLEAR_INTERRUPT_MASK_FROM_ISR( ulPreviousMask );
-}
-/*-----------------------------------------------------------*/
-
-/*
- * Setup the systick timer to generate the tick interrupts at the required
- * frequency.
- */
-void prvSetupTimerInterrupt( void )
-{
- /* Configure SysTick to interrupt at the requested rate. */
- *(portNVIC_SYSTICK_LOAD) = ( configCPU_CLOCK_HZ / configTICK_RATE_HZ ) - 1UL;
- *(portNVIC_SYSTICK_CTRL) = portNVIC_SYSTICK_CLK | portNVIC_SYSTICK_INT | portNVIC_SYSTICK_ENABLE;
-}
-/*-----------------------------------------------------------*/
-
diff --git a/Project/src/platform/stm32f0-gcc/freertos/portmacro.h b/Project/src/platform/stm32f0-gcc/freertos/portmacro.h deleted file mode 100644 index 54c219e..0000000 --- a/Project/src/platform/stm32f0-gcc/freertos/portmacro.h +++ /dev/null @@ -1,157 +0,0 @@ -/*
- FreeRTOS V8.2.1 - Copyright (C) 2015 Real Time Engineers Ltd.
- All rights reserved
-
- VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
-
- This file is part of the FreeRTOS distribution.
-
- FreeRTOS is free software; you can redistribute it and/or modify it under
- the terms of the GNU General Public License (version 2) as published by the
- Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.
-
- ***************************************************************************
- >>! NOTE: The modification to the GPL is included to allow you to !<<
- >>! distribute a combined work that includes FreeRTOS without being !<<
- >>! obliged to provide the source code for proprietary components !<<
- >>! outside of the FreeRTOS kernel. !<<
- ***************************************************************************
-
- FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- FOR A PARTICULAR PURPOSE. Full license text is available on the following
- link: http://www.freertos.org/a00114.html
-
- ***************************************************************************
- * *
- * FreeRTOS provides completely free yet professionally developed, *
- * robust, strictly quality controlled, supported, and cross *
- * platform software that is more than just the market leader, it *
- * is the industry's de facto standard. *
- * *
- * Help yourself get started quickly while simultaneously helping *
- * to support the FreeRTOS project by purchasing a FreeRTOS *
- * tutorial book, reference manual, or both: *
- * http://www.FreeRTOS.org/Documentation *
- * *
- ***************************************************************************
-
- http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
- the FAQ page "My application does not run, what could be wrong?". Have you
- defined configASSERT()?
-
- http://www.FreeRTOS.org/support - In return for receiving this top quality
- embedded software for free we request you assist our global community by
- participating in the support forum.
-
- http://www.FreeRTOS.org/training - Investing in training allows your team to
- be as productive as possible as early as possible. Now you can receive
- FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
- Ltd, and the world's leading authority on the world's leading RTOS.
-
- http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
- including FreeRTOS+Trace - an indispensable productivity tool, a DOS
- compatible FAT file system, and our tiny thread aware UDP/IP stack.
-
- http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
- Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
-
- http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
- Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
- licenses offer ticketed support, indemnification and commercial middleware.
-
- http://www.SafeRTOS.com - High Integrity Systems also provide a safety
- engineered and independently SIL3 certified version for use in safety and
- mission critical applications that require provable dependability.
-
- 1 tab == 4 spaces!
-*/
-
-
-#ifndef PORTMACRO_H
-#define PORTMACRO_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/*-----------------------------------------------------------
- * Port specific definitions.
- *
- * The settings in this file configure FreeRTOS correctly for the
- * given hardware and compiler.
- *
- * These settings should not be altered.
- *-----------------------------------------------------------
- */
-
-/* Type definitions. */
-#define portCHAR char
-#define portFLOAT float
-#define portDOUBLE double
-#define portLONG long
-#define portSHORT short
-#define portSTACK_TYPE uint32_t
-#define portBASE_TYPE long
-
-typedef portSTACK_TYPE StackType_t;
-typedef long BaseType_t;
-typedef unsigned long UBaseType_t;
-
-#if( configUSE_16_BIT_TICKS == 1 )
- typedef uint16_t TickType_t;
- #define portMAX_DELAY ( TickType_t ) 0xffff
-#else
- typedef uint32_t TickType_t;
- #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
-
- /* 32-bit tick type on a 32-bit architecture, so reads of the tick count do
- not need to be guarded with a critical section. */
- #define portTICK_TYPE_IS_ATOMIC 1
-#endif
-/*-----------------------------------------------------------*/
-
-/* Architecture specifics. */
-#define portSTACK_GROWTH ( -1 )
-#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
-#define portBYTE_ALIGNMENT 8
-/*-----------------------------------------------------------*/
-
-
-/* Scheduler utilities. */
-extern void vPortYield( void );
-#define portNVIC_INT_CTRL_REG ( * ( ( volatile uint32_t * ) 0xe000ed04 ) )
-#define portNVIC_PENDSVSET_BIT ( 1UL << 28UL )
-#define portYIELD() vPortYield()
-#define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired ) portNVIC_INT_CTRL_REG = portNVIC_PENDSVSET_BIT
-#define portYIELD_FROM_ISR( x ) portEND_SWITCHING_ISR( x )
-/*-----------------------------------------------------------*/
-
-
-/* Critical section management. */
-extern void vPortEnterCritical( void );
-extern void vPortExitCritical( void );
-extern uint32_t ulSetInterruptMaskFromISR( void ) __attribute__((naked));
-extern void vClearInterruptMaskFromISR( uint32_t ulMask ) __attribute__((naked));
-
-#define portSET_INTERRUPT_MASK_FROM_ISR() ulSetInterruptMaskFromISR()
-#define portCLEAR_INTERRUPT_MASK_FROM_ISR(x) vClearInterruptMaskFromISR( x )
-#define portDISABLE_INTERRUPTS() __asm volatile ( " cpsid i " )
-#define portENABLE_INTERRUPTS() __asm volatile ( " cpsie i " )
-#define portENTER_CRITICAL() vPortEnterCritical()
-#define portEXIT_CRITICAL() vPortExitCritical()
-
-/*-----------------------------------------------------------*/
-
-/* Task function macros as described on the FreeRTOS.org WEB site. */
-#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
-#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
-
-#define portNOP()
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* PORTMACRO_H */
-
diff --git a/Project/src/platform/stm32f0-gcc/startup/handlers_cm.c b/Project/src/platform/stm32f0-gcc/startup/handlers_cm.c deleted file mode 100644 index 95b59a9..0000000 --- a/Project/src/platform/stm32f0-gcc/startup/handlers_cm.c +++ /dev/null @@ -1,113 +0,0 @@ -/** - * Handlers setup code for Cortex-M. - */ - -typedef void (*ptr_func_t)(); - -// Undefined handler is pointing to this function, this stop MCU. -// This function name must by not mangled, so must be C, -// because alias("..") is working only with C code -void __stop() { while (1); } - -// Handlers for Cortex-M core. -// These handler are with attribute 'weak' and can be overwritten -// by non-weak function, default is __stop() function -__attribute__((weak, alias("__stop"))) void RESET_handler(); -__attribute__((weak, alias("__stop"))) void NMI_handler(); -__attribute__((weak, alias("__stop"))) void HARDFAULT_handler(); -__attribute__((weak, alias("__stop"))) void MEMMANAGE_handler(); -__attribute__((weak, alias("__stop"))) void BUSFAULT_handler(); -__attribute__((weak, alias("__stop"))) void USAGEFAULT_handler(); -__attribute__((weak, alias("__stop"))) void SVCALL_handler(); -__attribute__((weak, alias("__stop"))) void DEBUGMONITOR_handler(); -__attribute__((weak, alias("__stop"))) void PENDSV_handler(); -__attribute__((weak, alias("__stop"))) void SYSTICK_handler(); - -// Handlers for peripherals' interrupts -__attribute__((weak, alias("__stop"))) void WWDG_handler(); -__attribute__((weak, alias("__stop"))) void PVD_VDDIO2_handler(); -__attribute__((weak, alias("__stop"))) void RTC_handler(); -__attribute__((weak, alias("__stop"))) void FLASH_handler(); -__attribute__((weak, alias("__stop"))) void RCC_CRS_handler(); -__attribute__((weak, alias("__stop"))) void EXTI0_1_handler(); -__attribute__((weak, alias("__stop"))) void EXTI2_3_handler(); -__attribute__((weak, alias("__stop"))) void EXTI4_15_handler(); -__attribute__((weak, alias("__stop"))) void TSC_handler(); -__attribute__((weak, alias("__stop"))) void DMA_0064_handler(); -__attribute__((weak, alias("__stop"))) void DMA_DMA2_0068_handler(); -__attribute__((weak, alias("__stop"))) void DMA_DMA2_006C_handler(); -__attribute__((weak, alias("__stop"))) void ADC_COMP_handler(); -__attribute__((weak, alias("__stop"))) void TIM1_0074_handler(); -__attribute__((weak, alias("__stop"))) void TIM1_0078_handler(); -__attribute__((weak, alias("__stop"))) void TIM2_handler(); -__attribute__((weak, alias("__stop"))) void TIM3_handler(); -__attribute__((weak, alias("__stop"))) void TIM6_DAC_handler(); -__attribute__((weak, alias("__stop"))) void TIM7_handler(); -__attribute__((weak, alias("__stop"))) void TIM14_handler(); -__attribute__((weak, alias("__stop"))) void TIM15_handler(); -__attribute__((weak, alias("__stop"))) void TIM16_handler(); -__attribute__((weak, alias("__stop"))) void TIM17_handler(); -__attribute__((weak, alias("__stop"))) void I2C1_handler(); -__attribute__((weak, alias("__stop"))) void I2C2_handler(); -__attribute__((weak, alias("__stop"))) void SPI1_handler(); -__attribute__((weak, alias("__stop"))) void SPI2_handler(); -__attribute__((weak, alias("__stop"))) void USART1_handler(); -__attribute__((weak, alias("__stop"))) void USART2_handler(); -__attribute__((weak, alias("__stop"))) void USART_00B3_handler(); -__attribute__((weak, alias("__stop"))) void CEC_CAN_handler(); -__attribute__((weak, alias("__stop"))) void USB_handler(); - -// Dummy handler (for unused vectors) -__attribute__((weak, alias("__stop"))) void DUMMY_handler(); - -// Vector table for handlers -// This array will be placed in ".vectors" section defined in linker script. -__attribute__((section(".vectors"), used)) ptr_func_t __isr_vectors[] = { - RESET_handler, - NMI_handler, - HARDFAULT_handler, - MEMMANAGE_handler, - BUSFAULT_handler, - USAGEFAULT_handler, - DUMMY_handler, - DUMMY_handler, - DUMMY_handler, - DUMMY_handler, - SVCALL_handler, - DEBUGMONITOR_handler, - DUMMY_handler, - PENDSV_handler, - SYSTICK_handler, - WWDG_handler, - PVD_VDDIO2_handler, - RTC_handler, - FLASH_handler, - RCC_CRS_handler, - EXTI0_1_handler, - EXTI2_3_handler, - EXTI4_15_handler, - TSC_handler, - DMA_0064_handler, - DMA_DMA2_0068_handler, - DMA_DMA2_006C_handler, - ADC_COMP_handler, - TIM1_0074_handler, - TIM1_0078_handler, - TIM2_handler, - TIM3_handler, - TIM6_DAC_handler, - TIM7_handler, - TIM14_handler, - TIM15_handler, - TIM16_handler, - TIM17_handler, - I2C1_handler, - I2C2_handler, - SPI1_handler, - SPI2_handler, - USART1_handler, - USART2_handler, - USART_00B3_handler, - CEC_CAN_handler, - USB_handler, -}; diff --git a/Project/src/platform/stm32f0-gcc/startup/stack.cpp b/Project/src/platform/stm32f0-gcc/startup/stack.cpp deleted file mode 100644 index d10595c..0000000 --- a/Project/src/platform/stm32f0-gcc/startup/stack.cpp +++ /dev/null @@ -1,7 +0,0 @@ -// stack definition code - -// top of stack -extern unsigned __stacktop; - -// initial stack pointer is first address of program -__attribute__((section(".stack"), used)) unsigned *__stack_init = &__stacktop; diff --git a/Project/src/platform/stm32f0-gcc/startup/startup.cpp b/Project/src/platform/stm32f0-gcc/startup/startup.cpp deleted file mode 100644 index 95276ae..0000000 --- a/Project/src/platform/stm32f0-gcc/startup/startup.cpp +++ /dev/null @@ -1,96 +0,0 @@ -// very simple startup code with definition of handlers for all cortex-m cores - -typedef void (*ptr_func_t)(); - -// main application -extern "C" int main(); - -// location of these variables is defined in linker script -extern unsigned __data_start; -extern unsigned __data_end; -extern unsigned __data_load; - -extern unsigned __bss_start; -extern unsigned __bss_end; - -extern unsigned __heap_start; - -extern ptr_func_t __preinit_array_start[]; -extern ptr_func_t __preinit_array_end[]; - -extern ptr_func_t __init_array_start[]; -extern ptr_func_t __init_array_end[]; - -extern ptr_func_t __fini_array_start[]; -extern ptr_func_t __fini_array_end[]; - - -/** Copy default data to DATA section - */ -void copy_data() { - unsigned *src = &__data_load; - unsigned *dst = &__data_start; - while (dst < &__data_end) { - *dst++ = *src++; - } -} - -/** Erase BSS section - */ -void zero_bss() { - unsigned *dst = &__bss_start; - while (dst < &__bss_end) { - *dst++ = 0; - } -} - -/** Fill heap memory - */ -void fill_heap(unsigned fill=0x45455246) { - unsigned *dst = &__heap_start; - unsigned *msp_reg; - __asm__("mrs %0, msp\n" : "=r" (msp_reg) ); - while (dst < msp_reg) { - *dst++ = fill; - } -} - -/** Call constructors for static objects - */ -void call_init_array() { - auto array = __preinit_array_start; - while (array < __preinit_array_end) { - (*array)(); - array++; - } - - array = __init_array_start; - while (array < __init_array_end) { - (*array)(); - array++; - } -} - -/** Call destructors for static objects - */ -void call_fini_array() { - auto array = __fini_array_start; - while (array < __fini_array_end) { - (*array)(); - array++; - } -} - -// reset handler -extern "C" void RESET_handler() { - copy_data(); - zero_bss(); - fill_heap(); - call_init_array(); - // run application - main(); - // call destructors for static instances - call_fini_array(); - // stop - while (true); -} diff --git a/Project/src/stm32f0xx_it.c b/Project/src/stm32f0xx_it.c deleted file mode 100644 index 9327bed..0000000 --- a/Project/src/stm32f0xx_it.c +++ /dev/null @@ -1,249 +0,0 @@ -/** - ****************************************************************************** - * @file Projects\Demonstration\stm32f0xx_it.c - * @author MCD Application Team - * @version V1.0.0 - * @date 17-January-2014 - * @brief Main Interrupt Service Routines. - * This file provides template for all exceptions handler and - * peripherals interrupt service routine. - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> - * - * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); - * You may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.st.com/software_license_agreement_liberty_v2 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f0xx_it.h" -#include "stm32f0xx_conf.h" - -#include "ltimers.h" -#include "ltimers_config.h" - -#include "nixie_driver_config.h" -#include "nixie_driver_process.h" -#include "led_driver_process.h" -#include "led_driver_config.h" - -#include "tsl_types.h" -#include "tsl_user.h" -#include "tsl_time_stm32f0xx.h" - - -/** @addtogroup STM32F072B_DISCOVERY - * @{ - */ - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ - -/* Private function prototypes -----------------------------------------------*/ -/* Private functions ---------------------------------------------------------*/ - -/******************************************************************************/ -/* Cortex-M0 Processor Exceptions Handlers */ -/******************************************************************************/ - -/** - * @brief This function handles NMI exception. - * @param None - * @retval None - */ -void NMI_Handler(void) -{ -} - -/** - * @brief This function handles Hard Fault exception. - * @param None - * @retval None - */ -void HardFault_Handler(void) -{ - /* Go to infinite loop when Hard Fault exception occurs */ - while (1) - { - } -} - -/** - * @brief This function handles SVCall exception. - * @param None - * @retval None - * @ Используется в файле portasm.s - */ -//void SVC_Handler(void) -//{ -//} - -/** - * @brief This function handles PendSVC exception. - * @param None - * @retval None - * @ Используется в файле portasm.s - */ -//void PendSV_Handler(void) -//{ -//} - -/** - * @brief This function handles SysTick Handler. - * @param None - * @retval None - */ -//void SysTick_Handler(void) -//{ -// TimingDelay_Decrement(); -// TSL_tim_ProcessIT(); -//} - -/******************************************************************************/ -/* STM32F0xx Peripherals Interrupt Handlers */ -/* Add here the Interrupt Handler for the used peripheral(s) (PPP), for the */ -/* available peripheral interrupt handler's name please refer to the startup */ -/* file (startup_stm32f0xx.s). */ -/******************************************************************************/ - -// ---------------------------------------------------------------------------- -// Обработчик прерывания таймера общего назначения для тиков в 1 мс -// ---------------------------------------------------------------------------- -void LTIMER_IRQHandler ( void ) -{ - if ( TIM_GetITStatus ( LTIMER_TIMx, TIM_IT_Update ) != RESET ) - { - TIM_ClearITPendingBit ( LTIMER_TIMx, TIM_IT_Update ); - - ProcessLTimers (); - } -} - -void TIM17_handler(void) { LTIMER_IRQHandler(); } - - -// ---------------------------------------------------------------------------- -// Обработчик прерывания таймера для работы NixieDriver -// Это прерывание имеет самый высокий приоритет, чтобы обеспечить стабильную -// частоту динамической индикации ламп Nixie -// ---------------------------------------------------------------------------- -void NIX_DRIVER_TIM_IRQHandler ( void ) -{ - if ( TIM_GetITStatus ( NIX_DRIVER_TIMx, TIM_IT_Update ) != RESET ) - { - TIM_ClearITPendingBit ( NIX_DRIVER_TIMx, TIM_IT_Update ); - - ProcessNixieDriverFromISR (); - } -} - -void TIM16_handler(void) { NIX_DRIVER_TIM_IRQHandler(); } - - -// ---------------------------------------------------------------------------- -// Обработчик прерывания таймера для работы LED_Driver -// ---------------------------------------------------------------------------- -void LED_TIM_IRQHandler ( void ) -{ - if ( TIM_GetITStatus ( LED_TIMx, TIM_IT_Update ) != RESET ) - { - TIM_ClearITPendingBit ( LED_TIMx, TIM_IT_Update ); - - LEDDriverProcessFromISR (); - } -} - -void TIM3_handler(void) { LED_TIM_IRQHandler(); } - - -// ---------------------------------------------------------------------------- -// - поставить этому прерыванию наивысший приоритет, чтобы передавать 2 байта -// подряд гарантированно без промежутка времени (или не так важно? может ли -// между двумя байтами задержка повлиять на вывод данных на лампы?) -// ---------------------------------------------------------------------------- - -void NIX_SPIx_IRQHandler ( void ) -{ - /* SPI in Master Receiver mode--------------------------------------- */ - if ( SPI_I2S_GetITStatus ( NIX_SPIx, SPI_I2S_IT_TXE ) == SET ) - { - // Обязательно надо считать, чтобы сбросить флаг - SPI_I2S_ReceiveData16 ( NIX_SPIx ); - SPI_I2S_ITConfig ( NIX_SPIx, SPI_I2S_IT_TXE, DISABLE ); - //NixieDriverCheckDPPins(); - NIX_DRIVER_SET_ST_PIN; - } -} - -void SPI1_handler(void) { NIX_SPIx_IRQHandler(); } - - -// ---------------------------------------------------------------------------- -// -// ---------------------------------------------------------------------------- -#ifdef LED_DRIVER -void LED_SPIx_IRQHandler ( void ) -{ - /* SPI in Master Receiver mode--------------------------------------- */ - if ( SPI_I2S_GetITStatus ( LED_SPIx, SPI_I2S_IT_RXNE ) == SET ) - { - //empty_data = SPI_I2S_ReceiveData16 ( LED_SPIx ); - // Обязательно надо считать, чтобы сбросить флаг - SPI_I2S_ReceiveData16 ( LED_SPIx ); - LED_ST_PIN_SET; - } -} - -void SPI2_handler(void) { LED_SPIx_IRQHandler(); } -#endif - - -// ---------------------------------------------------------------------------- -/** - * @brief This function handles Touch Sensing Controller Handler. - * @param None - * @retval None - */ -// ---------------------------------------------------------------------------- -extern __IO uint32_t Gv_EOA; - -void TSC_IRQHandler ( void ) -{ -#if TSLPRM_TSC_IODEF > 0 // Default = Input Floating - /* Set IO default in Output PP Low to discharge all capacitors */ - TSC->CR &= (uint32_t)(~(1 << 4)); -#endif - TSC->ICR |= 0x03; /* Clear EOAF and MCEF flags */ - Gv_EOA = 1; /* To inform the main loop routine of the End Of Acquisition */ -} - -void TSC_handler(void) { TSC_IRQHandler(); } - - -// ---------------------------------------------------------------------------- -// -// ---------------------------------------------------------------------------- -void TS_TIM_IRQHandler ( void ) -{ - TIM_ClearITPendingBit ( TS_TIMx, TIM_IT_Update ); - TSL_tim_ProcessIT(); -} - -void TIM15_handler(void) { TS_TIM_IRQHandler(); } - - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/Project/src/system_stm32f0xx.c b/Project/src/system_stm32f0xx.c deleted file mode 100644 index e9db4f2..0000000 --- a/Project/src/system_stm32f0xx.c +++ /dev/null @@ -1,402 +0,0 @@ -/** - ****************************************************************************** - * @file system_stm32f0xx.c - * @author MCD Application Team - * @version V1.0.0 - * @date 17-January-2014 - * @brief CMSIS Cortex-M0 Device Peripheral Access Layer System Source File. - * This file contains the system clock configuration for STM32F0xx devices, - * and is customized for use with STM32F072B-DISCOVERY Kit. - * - * - * The STM32F072x is configured to run at 48 MHz, following the five - * configuration below: - * - SOURCE_HSI48 (default) : HSI48 (48MHz) used as system clock source. - * - PLL_SOURCE_HSI : HSI (~8MHz) used to clock the PLL, and - * the PLL is used as system clock source. - * - PLL_SOURCE_HSI48 : HSI48 (48MHz) used to clock the PLL, and - * the PLL is used as system clock source. - * - PLL_SOURCE_HSE : HSE (8MHz) used to clock the PLL, and - * the PLL is used as system clock source. - * - PLL_SOURCE_HSE_BYPASS : HSE bypassed with an external clock - * (8MHz, coming from ST-Link) used to clock - * the PLL, and the PLL is used as system - * clock source. - * - * - * 1. This file provides two functions and one global variable to be called from - * user application: - * - SystemInit(): Setups the system clock (System clock source, PLL Multiplier - * and Divider factors, AHB/APBx prescalers and Flash settings), - * depending on the configuration made in the clock xls tool. - * This function is called at startup just after reset and - * before branch to main program. This call is made inside - * the "startup_stm32f0xx.s" file. - * - * - SystemCoreClock variable: Contains the core clock (HCLK), it can be used - * by the user application to setup the SysTick - * timer or configure other parameters. - * - * - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must - * be called whenever the core clock is changed - * during program execution. - * - * 2. After each device reset the HSI (8 MHz Range) is used as system clock source. - * Then SystemInit() function is called, in "startup_stm32f0xx.s" file, to - * configure the system clock before to branch to main program. - * - * 3. If the system clock source selected by user fails to startup, the SystemInit() - * function will do nothing and HSI still used as system clock source. User can - * add some code to deal with this issue inside the SetSysClock() function. - * - * 4. The default value of HSE crystal is set to 8MHz, refer to "HSE_VALUE" define - * in "stm32f0xx.h" file. When HSE is used as system clock source, directly or - * through PLL, and you are using different crystal you have to adapt the HSE - * value to your own configuration. - * - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> - * - * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); - * You may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.st.com/software_license_agreement_liberty_v2 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - ****************************************************************************** - */ - -/** @addtogroup CMSIS - * @{ - */ - -/** @addtogroup stm32f0xx_system - * @{ - */ - -/** @addtogroup STM32F0xx_System_Private_Includes - * @{ - */ - -#include "stm32f0xx.h" - -/** - * @} - */ - -/** @addtogroup STM32F0xx_System_Private_TypesDefinitions - * @{ - */ - -/** - * @} - */ - -/** @addtogroup STM32F0xx_System_Private_Defines - * @{ - */ -/** - * @} - */ - -/*!< Uncomment the following line if you need to relocate your vector Table in - Internal SRAM. */ -/* #define VECT_TAB_SRAM */ -#define VECT_TAB_OFFSET 0x0 /*!< Vector Table base offset field. - This value must be a multiple of 0x200. */ - -/* Select the PLL clock source */ - -//#define SOURCE_HSI48 -//#define PLL_SOURCE_HSI48 /* HSI48 (48MHz) used to clock USB, system clock and the PLL*/ -//#define PLL_SOURCE_HSI /* HSI (~8MHz) used to clock the PLL, and the PLL is used as system clock source*/ -#define PLL_SOURCE_HSE /* HSE (8MHz) used to clock the PLL, and the PLL is used as system clock source */ -//#define PLL_SOURCE_HSE_BYPASS /* HSE bypassed with an external clock (8MHz, coming from ST-Link) used to clock -// the PLL, and the PLL is used as system clock source */ - - -/** @addtogroup STM32F0xx_System_Private_Macros - * @{ - */ - -/** - * @} - */ - -/** @addtogroup STM32F0xx_System_Private_Variables - * @{ - */ -uint32_t SystemCoreClock = 48000000; -__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9}; - -/** - * @} - */ - -/** @addtogroup STM32F0xx_System_Private_FunctionPrototypes - * @{ - */ - -static void SetSysClock(void); - -/** - * @} - */ - -/** @addtogroup STM32F0xx_System_Private_Functions - * @{ - */ - -/** - * @brief Setup the microcontroller system. - * Initialize the Embedded Flash Interface, the PLL and update the - * SystemCoreClock variable. - * @param None - * @retval None - */ -void SystemInit (void) -{ - /* Set HSION bit */ - RCC->CR |= (uint32_t)0x00000001; - - /* Reset SW[1:0], HPRE[3:0], PPRE[2:0], ADCPRE and MCOSEL[3:0] bits MCOPRE[2:0] */ - RCC->CFGR &= (uint32_t)0x80FFB80C; - - /* Reset HSEON, CSSON and PLLON bits */ - RCC->CR &= (uint32_t)0xFEF6FFFF; - - /* Reset HSEBYP bit */ - RCC->CR &= (uint32_t)0xFFFBFFFF; - - /* Reset PLLSRC, PLLXTPRE and PLLMUL[3:0] bits */ - RCC->CFGR &= (uint32_t)0xFFC07FFF; - - /* Reset PREDIV1[3:0] bits */ - RCC->CFGR2 &= (uint32_t)0xFFFFFFF0; - - /* Reset USARTSW[1:0], I2CSW, CECSW and ADCSW bits */ - RCC->CFGR3 &= (uint32_t)0xFFFFFEAC; - - /* Reset HSI14 & HSI48 bit */ - RCC->CR2 &= (uint32_t)0xFFFEFFFE; - - /* Disable all interrupts */ - RCC->CIR = 0x00000000; - - /* Configure the System clock frequency, AHB/APBx prescalers and Flash settings */ - SetSysClock(); -} - -/** - * @brief Update SystemCoreClock according to Clock Register Values - * The SystemCoreClock variable contains the core clock (HCLK), it can - * be used by the user application to setup the SysTick timer or configure - * other parameters. - * - * @note Each time the core clock (HCLK) changes, this function must be called - * to update SystemCoreClock variable value. Otherwise, any configuration - * based on this variable will be incorrect. - * - * @note - The system frequency computed by this function is not the real - * frequency in the chip. It is calculated based on the predefined - * constant and the selected clock source: - * - * - If SYSCLK source is HSI, SystemCoreClock will contain the HSI_VALUE(*) - * - * - If SYSCLK source is HSE, SystemCoreClock will contain the HSE_VALUE(**) - * - * - If SYSCLK source is PLL, SystemCoreClock will contain the HSE_VALUE(**) - * or HSI_VALUE(*) multiplied/divided by the PLL factors. - * @note - If SYSCLK source is HSI48, function returns constant HSI48_VALUE(***) - * - * (*) HSI_VALUE is a constant defined in stm32f0xx.h file (default value - * 8 MHz) but the real value may vary depending on the variations - * in voltage and temperature. - * - * (**) HSE_VALUE is a constant defined in stm32f0xx.h file (default value - * 8 MHz), user has to ensure that HSE_VALUE is same as the real - * frequency of the crystal used. Otherwise, this function may - * have wrong result. - * @note (***) HSI48_VALUE is a constant defined in stm32f0xx.h file (default value - * 48 MHz) but the real value may vary depending on the variations - * in voltage and temperature. - * - * - The result of this function could be not correct when using fractional - * value for HSE crystal. - * @param None - * @retval None - */ -void SystemCoreClockUpdate (void) -{ - uint32_t tmp = 0, pllmull = 0, pllsource = 0, prediv1factor = 0; - - /* Get SYSCLK source -------------------------------------------------------*/ - tmp = RCC->CFGR & RCC_CFGR_SWS; - - switch (tmp) - { - case 0x00: /* HSI used as system clock */ - SystemCoreClock = HSI_VALUE; - break; - case 0x04: /* HSE used as system clock */ - SystemCoreClock = HSE_VALUE; - break; - case 0x08: /* PLL used as system clock */ - /* Get PLL clock source and multiplication factor ----------------------*/ - pllmull = RCC->CFGR & RCC_CFGR_PLLMULL; - pllsource = RCC->CFGR & RCC_CFGR_PLLSRC; - pllmull = ( pllmull >> 18) + 2; - - if (pllsource == 0x00) - { - /* HSI oscillator clock divided by 2 selected as PLL clock entry */ - SystemCoreClock = (HSI_VALUE >> 1) * pllmull; - } - else - { - prediv1factor = (RCC->CFGR2 & RCC_CFGR2_PREDIV1) + 1; - /* HSE oscillator clock selected as PREDIV1 clock entry */ - SystemCoreClock = (HSE_VALUE / prediv1factor) * pllmull; - } - break; - case 0x0C: /* HSI48 used as system clock */ - SystemCoreClock = HSI48_VALUE; - break; - default: /* HSI used as system clock */ - SystemCoreClock = HSI_VALUE; - break; - - } - /* Compute HCLK clock frequency ----------------*/ - /* Get HCLK prescaler */ - tmp = AHBPrescTable[((RCC->CFGR & RCC_CFGR_HPRE) >> 4)]; - /* HCLK clock frequency */ - SystemCoreClock >>= tmp; -} - -/** - * @brief Configures the System clock frequency, AHB/APBx prescalers and Flash - * settings. - * @note This function should be called only once the RCC clock configuration - * is reset to the default reset state (done in SystemInit() function). - * @param None - * @retval None - */ -static void SetSysClock(void) -{ - __IO uint32_t StartUpCounter = 0, HSEStatus = 0; - - /* SYSCLK, HCLK, PCLK configuration ----------------------------------------*/ - /* At this stage the HSI is already enabled */ - - /* Enable Prefetch Buffer and set Flash Latency */ - FLASH->ACR = FLASH_ACR_PRFTBE | FLASH_ACR_LATENCY; - - /* HCLK = SYSCLK */ - RCC->CFGR |= (uint32_t)RCC_CFGR_HPRE_DIV1; - - /* PCLK = HCLK */ - RCC->CFGR |= (uint32_t)RCC_CFGR_PPRE_DIV1; - -#ifndef SOURCE_HSI48 - - #if defined (PLL_SOURCE_HSI) - /* PLL configuration = HSI * 6 = 48 MHz */ - RCC->CFGR &= (uint32_t)((uint32_t)~(RCC_CFGR_PLLSRC | RCC_CFGR_PLLXTPRE | RCC_CFGR_PLLMULL)); - RCC->CFGR |= (uint32_t)(RCC_CFGR_PLLSRC_HSI_PREDIV | RCC_CFGR_PLLXTPRE_PREDIV1 | RCC_CFGR_PLLMULL6); - #elif defined (PLL_SOURCE_HSI48) - /* Enable HSI48 */ - RCC->CR2 |= RCC_CR2_HSI48ON; - /* PLL configuration = HSI48 * 1 = 48 MHz */ - RCC->CFGR &= (uint32_t)((uint32_t)~(RCC_CFGR_PLLSRC | RCC_CFGR_PLLXTPRE | RCC_CFGR_PLLMULL)); - RCC->CFGR |= (uint32_t)(RCC_CFGR_PLLSRC_HSI48_PREDIV | RCC_CFGR_PLLXTPRE_PREDIV1_Div2); - - #else - /* Enable HSE */ - RCC->CR |= ((uint32_t)RCC_CR_HSEON); - #if defined (PLL_SOURCE_HSE_BYPASS) - /* HSE oscillator bypassed with external clock */ - RCC->CR |= (uint32_t)(RCC_CR_HSEBYP); - #endif - /* Wait till HSE is ready and if Time out is reached exit */ - do - { - HSEStatus = RCC->CR & RCC_CR_HSERDY; - StartUpCounter++; - } while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT)); - - if ((RCC->CR & RCC_CR_HSERDY) != RESET) - { - HSEStatus = (uint32_t)0x01; - } - else - { - HSEStatus = (uint32_t)0x00; - } - - if (HSEStatus == (uint32_t)0x01) - { - /* PLL configuration = HSE * 6 = 48 MHz */ - RCC->CFGR &= (uint32_t)((uint32_t)~(RCC_CFGR_PLLSRC | RCC_CFGR_PLLXTPRE | RCC_CFGR_PLLMULL)); - RCC->CFGR |= (uint32_t)(RCC_CFGR_PLLSRC_PREDIV1 | RCC_CFGR_PLLXTPRE_PREDIV1 | RCC_CFGR_PLLMULL6); - - } - else - { /* If HSE fails to start-up, the application will have wrong clock - configuration. User can add here some code to deal with this error */ - } - - - - #endif /* PLL_SOURCE_HSI */ - /* Enable PLL */ - RCC->CR |= RCC_CR_PLLON; - - /* Wait till PLL is ready */ - while((RCC->CR & RCC_CR_PLLRDY) == 0) - { - } - - /* Select PLL as system clock source */ - RCC->CFGR &= (uint32_t)((uint32_t)~(RCC_CFGR_SW)); - RCC->CFGR |= (uint32_t)RCC_CFGR_SW_PLL; - - /* Wait till PLL is used as system clock source */ - while ((RCC->CFGR & (uint32_t)RCC_CFGR_SWS) != (uint32_t)RCC_CFGR_SWS_PLL) - { - } -#else - /* Enable HSI48 */ - RCC->CR2 |= RCC_CR2_HSI48ON; - /* Wait till HSI48RDY is set */ - while((RCC->CR2 & RCC_CR2_HSI48RDY) == 0) - { } - /* Select HSI48 as system clock source */ - RCC->CFGR &= (uint32_t)((uint32_t)~(RCC_CFGR_SW)); - RCC->CFGR |= (uint32_t)RCC_CFGR_SW_HSI48; - -#endif - -} - -/** - * @} - */ - -/** - * @} - */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |