From 4a38cf6f44d1c013cbe794093ea6c5b50337431a Mon Sep 17 00:00:00 2001 From: Paul Selkirk Date: Thu, 14 Apr 2016 18:50:38 -0400 Subject: import mbed rtos library --- .../Src/stm32f4xx_hal_cortex.c | 436 --------------------- 1 file changed, 436 deletions(-) delete mode 100644 Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c (limited to 'Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c') diff --git a/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c b/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c deleted file mode 100644 index b796be8..0000000 --- a/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c +++ /dev/null @@ -1,436 +0,0 @@ -/** - ****************************************************************************** - * @file stm32f4xx_hal_cortex.c - * @author MCD Application Team - * @version V1.3.2 - * @date 26-June-2015 - * @brief CORTEX HAL module driver. - * This file provides firmware functions to manage the following - * functionalities of the CORTEX: - * + Initialization and de-initialization functions - * + Peripheral Control functions - * - @verbatim - ============================================================================== - ##### How to use this driver ##### - ============================================================================== - - [..] - *** How to configure Interrupts using CORTEX HAL driver *** - =========================================================== - [..] - This section provides functions allowing to configure the NVIC interrupts (IRQ). - The Cortex-M4 exceptions are managed by CMSIS functions. - - (#) Configure the NVIC Priority Grouping using HAL_NVIC_SetPriorityGrouping() - function according to the following table. - (#) Configure the priority of the selected IRQ Channels using HAL_NVIC_SetPriority(). - (#) Enable the selected IRQ Channels using HAL_NVIC_EnableIRQ(). - (#) please refer to programing manual for details in how to configure priority. - - -@- When the NVIC_PRIORITYGROUP_0 is selected, IRQ preemption is no more possible. - The pending IRQ priority will be managed only by the sub priority. - - -@- IRQ priority order (sorted by highest to lowest priority): - (+@) Lowest preemption priority - (+@) Lowest sub priority - (+@) Lowest hardware priority (IRQ number) - - [..] - *** How to configure Systick using CORTEX HAL driver *** - ======================================================== - [..] - Setup SysTick Timer for time base. - - (+) The HAL_SYSTICK_Config() function calls the SysTick_Config() function which - is a CMSIS function that: - (++) Configures the SysTick Reload register with value passed as function parameter. - (++) Configures the SysTick IRQ priority to the lowest value (0x0F). - (++) Resets the SysTick Counter register. - (++) Configures the SysTick Counter clock source to be Core Clock Source (HCLK). - (++) Enables the SysTick Interrupt. - (++) Starts the SysTick Counter. - - (+) You can change the SysTick Clock source to be HCLK_Div8 by calling the macro - __HAL_CORTEX_SYSTICKCLK_CONFIG(SYSTICK_CLKSOURCE_HCLK_DIV8) just after the - HAL_SYSTICK_Config() function call. The __HAL_CORTEX_SYSTICKCLK_CONFIG() macro is defined - inside the stm32f4xx_hal_cortex.h file. - - (+) You can change the SysTick IRQ priority by calling the - HAL_NVIC_SetPriority(SysTick_IRQn,...) function just after the HAL_SYSTICK_Config() function - call. The HAL_NVIC_SetPriority() call the NVIC_SetPriority() function which is a CMSIS function. - - (+) To adjust the SysTick time base, use the following formula: - - Reload Value = SysTick Counter Clock (Hz) x Desired Time base (s) - (++) Reload Value is the parameter to be passed for HAL_SYSTICK_Config() function - (++) Reload Value should not exceed 0xFFFFFF - - @endverbatim - ****************************************************************************** - * @attention - * - *

© 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" - -/** @addtogroup STM32F4xx_HAL_Driver - * @{ - */ - -/** @defgroup CORTEX CORTEX - * @brief CORTEX HAL module driver - * @{ - */ - -#ifdef HAL_CORTEX_MODULE_ENABLED - -/* Private types -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -/* Private constants ---------------------------------------------------------*/ -/* Private macros ------------------------------------------------------------*/ -/* Private functions ---------------------------------------------------------*/ -/* Exported functions --------------------------------------------------------*/ - -/** @defgroup CORTEX_Exported_Functions CORTEX Exported Functions - * @{ - */ - - -/** @defgroup CORTEX_Exported_Functions_Group1 Initialization and de-initialization functions - * @brief Initialization and Configuration functions - * -@verbatim - ============================================================================== - ##### Initialization and de-initialization functions ##### - ============================================================================== - [..] - This section provides the CORTEX HAL driver functions allowing to configure Interrupts - Systick functionalities - -@endverbatim - * @{ - */ - - -/** - * @brief Sets the priority grouping field (preemption priority and subpriority) - * using the required unlock sequence. - * @param PriorityGroup: The priority grouping bits length. - * This parameter can be one of the following values: - * @arg NVIC_PRIORITYGROUP_0: 0 bits for preemption priority - * 4 bits for subpriority - * @arg NVIC_PRIORITYGROUP_1: 1 bits for preemption priority - * 3 bits for subpriority - * @arg NVIC_PRIORITYGROUP_2: 2 bits for preemption priority - * 2 bits for subpriority - * @arg NVIC_PRIORITYGROUP_3: 3 bits for preemption priority - * 1 bits for subpriority - * @arg NVIC_PRIORITYGROUP_4: 4 bits for preemption priority - * 0 bits for subpriority - * @note When the NVIC_PriorityGroup_0 is selected, IRQ preemption is no more possible. - * The pending IRQ priority will be managed only by the subpriority. - * @retval None - */ -void HAL_NVIC_SetPriorityGrouping(uint32_t PriorityGroup) -{ - /* Check the parameters */ - assert_param(IS_NVIC_PRIORITY_GROUP(PriorityGroup)); - - /* Set the PRIGROUP[10:8] bits according to the PriorityGroup parameter value */ - NVIC_SetPriorityGrouping(PriorityGroup); -} - -/** - * @brief Sets the priority of an interrupt. - * @param IRQn: External interrupt number. - * This parameter can be an enumerator of IRQn_Type enumeration - * (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f4xxxx.h)) - * @param PreemptPriority: The preemption priority for the IRQn channel. - * This parameter can be a value between 0 and 15 - * A lower priority value indicates a higher priority - * @param SubPriority: the subpriority level for the IRQ channel. - * This parameter can be a value between 0 and 15 - * A lower priority value indicates a higher priority. - * @retval None - */ -void HAL_NVIC_SetPriority(IRQn_Type IRQn, uint32_t PreemptPriority, uint32_t SubPriority) -{ - uint32_t prioritygroup = 0x00; - - /* Check the parameters */ - assert_param(IS_NVIC_SUB_PRIORITY(SubPriority)); - assert_param(IS_NVIC_PREEMPTION_PRIORITY(PreemptPriority)); - - prioritygroup = NVIC_GetPriorityGrouping(); - - NVIC_SetPriority(IRQn, NVIC_EncodePriority(prioritygroup, PreemptPriority, SubPriority)); -} - -/** - * @brief Enables a device specific interrupt in the NVIC interrupt controller. - * @note To configure interrupts priority correctly, the NVIC_PriorityGroupConfig() - * function should be called before. - * @param IRQn External interrupt number. - * This parameter can be an enumerator of IRQn_Type enumeration - * (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f4xxxx.h)) - * @retval None - */ -void HAL_NVIC_EnableIRQ(IRQn_Type IRQn) -{ - /* Check the parameters */ - assert_param(IS_NVIC_DEVICE_IRQ(IRQn)); - - /* Enable interrupt */ - NVIC_EnableIRQ(IRQn); -} - -/** - * @brief Disables a device specific interrupt in the NVIC interrupt controller. - * @param IRQn External interrupt number. - * This parameter can be an enumerator of IRQn_Type enumeration - * (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f4xxxx.h)) - * @retval None - */ -void HAL_NVIC_DisableIRQ(IRQn_Type IRQn) -{ - /* Check the parameters */ - assert_param(IS_NVIC_DEVICE_IRQ(IRQn)); - - /* Disable interrupt */ - NVIC_DisableIRQ(IRQn); -} - -/** - * @brief Initiates a system reset request to reset the MCU. - * @retval None - */ -void HAL_NVIC_SystemReset(void) -{ - /* System Reset */ - NVIC_SystemReset(); -} - -/** - * @brief Initializes the System Timer and its interrupt, and starts the System Tick Timer. - * Counter is in free running mode to generate periodic interrupts. - * @param TicksNumb: Specifies the ticks Number of ticks between two interrupts. - * @retval status: - 0 Function succeeded. - * - 1 Function failed. - */ -uint32_t HAL_SYSTICK_Config(uint32_t TicksNumb) -{ - return SysTick_Config(TicksNumb); -} -/** - * @} - */ - -/** @defgroup CORTEX_Exported_Functions_Group2 Peripheral Control functions - * @brief Cortex control functions - * -@verbatim - ============================================================================== - ##### Peripheral Control functions ##### - ============================================================================== - [..] - This subsection provides a set of functions allowing to control the CORTEX - (NVIC, SYSTICK) functionalities. - - -@endverbatim - * @{ - */ - -/** - * @brief Gets the priority grouping field from the NVIC Interrupt Controller. - * @retval Priority grouping field (SCB->AIRCR [10:8] PRIGROUP field) - */ -uint32_t HAL_NVIC_GetPriorityGrouping(void) -{ - /* Get the PRIGROUP[10:8] field value */ - return NVIC_GetPriorityGrouping(); -} - -/** - * @brief Gets the priority of an interrupt. - * @param IRQn: External interrupt number. - * This parameter can be an enumerator of IRQn_Type enumeration - * (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f4xxxx.h)) - * @param PriorityGroup: the priority grouping bits length. - * This parameter can be one of the following values: - * @arg NVIC_PRIORITYGROUP_0: 0 bits for preemption priority - * 4 bits for subpriority - * @arg NVIC_PRIORITYGROUP_1: 1 bits for preemption priority - * 3 bits for subpriority - * @arg NVIC_PRIORITYGROUP_2: 2 bits for preemption priority - * 2 bits for subpriority - * @arg NVIC_PRIORITYGROUP_3: 3 bits for preemption priority - * 1 bits for subpriority - * @arg NVIC_PRIORITYGROUP_4: 4 bits for preemption priority - * 0 bits for subpriority - * @param pPreemptPriority: Pointer on the Preemptive priority value (starting from 0). - * @param pSubPriority: Pointer on the Subpriority value (starting from 0). - * @retval None - */ -void HAL_NVIC_GetPriority(IRQn_Type IRQn, uint32_t PriorityGroup, uint32_t *pPreemptPriority, uint32_t *pSubPriority) -{ - /* Check the parameters */ - assert_param(IS_NVIC_PRIORITY_GROUP(PriorityGroup)); - /* Get priority for Cortex-M system or device specific interrupts */ - NVIC_DecodePriority(NVIC_GetPriority(IRQn), PriorityGroup, pPreemptPriority, pSubPriority); -} - -/** - * @brief Sets Pending bit of an external interrupt. - * @param IRQn External interrupt number - * This parameter can be an enumerator of IRQn_Type enumeration - * (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f4xxxx.h)) - * @retval None - */ -void HAL_NVIC_SetPendingIRQ(IRQn_Type IRQn) -{ - /* Check the parameters */ - assert_param(IS_NVIC_DEVICE_IRQ(IRQn)); - - /* Set interrupt pending */ - NVIC_SetPendingIRQ(IRQn); -} - -/** - * @brief Gets Pending Interrupt (reads the pending register in the NVIC - * and returns the pending bit for the specified interrupt). - * @param IRQn External interrupt number. - * This parameter can be an enumerator of IRQn_Type enumeration - * (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f4xxxx.h)) - * @retval status: - 0 Interrupt status is not pending. - * - 1 Interrupt status is pending. - */ -uint32_t HAL_NVIC_GetPendingIRQ(IRQn_Type IRQn) -{ - /* Check the parameters */ - assert_param(IS_NVIC_DEVICE_IRQ(IRQn)); - - /* Return 1 if pending else 0 */ - return NVIC_GetPendingIRQ(IRQn); -} - -/** - * @brief Clears the pending bit of an external interrupt. - * @param IRQn External interrupt number. - * This parameter can be an enumerator of IRQn_Type enumeration - * (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f4xxxx.h)) - * @retval None - */ -void HAL_NVIC_ClearPendingIRQ(IRQn_Type IRQn) -{ - /* Check the parameters */ - assert_param(IS_NVIC_DEVICE_IRQ(IRQn)); - - /* Clear pending interrupt */ - NVIC_ClearPendingIRQ(IRQn); -} - -/** - * @brief Gets active interrupt ( reads the active register in NVIC and returns the active bit). - * @param IRQn External interrupt number - * This parameter can be an enumerator of IRQn_Type enumeration - * (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f4xxxx.h)) - * @retval status: - 0 Interrupt status is not pending. - * - 1 Interrupt status is pending. - */ -uint32_t HAL_NVIC_GetActive(IRQn_Type IRQn) -{ - /* Check the parameters */ - assert_param(IS_NVIC_DEVICE_IRQ(IRQn)); - - /* Return 1 if active else 0 */ - return NVIC_GetActive(IRQn); -} - -/** - * @brief Configures the SysTick clock source. - * @param CLKSource: specifies the SysTick clock source. - * This parameter can be one of the following values: - * @arg SYSTICK_CLKSOURCE_HCLK_DIV8: AHB clock divided by 8 selected as SysTick clock source. - * @arg SYSTICK_CLKSOURCE_HCLK: AHB clock selected as SysTick clock source. - * @retval None - */ -void HAL_SYSTICK_CLKSourceConfig(uint32_t CLKSource) -{ - /* Check the parameters */ - assert_param(IS_SYSTICK_CLK_SOURCE(CLKSource)); - if (CLKSource == SYSTICK_CLKSOURCE_HCLK) - { - SysTick->CTRL |= SYSTICK_CLKSOURCE_HCLK; - } - else - { - SysTick->CTRL &= ~SYSTICK_CLKSOURCE_HCLK; - } -} - -/** - * @brief This function handles SYSTICK interrupt request. - * @retval None - */ -void HAL_SYSTICK_IRQHandler(void) -{ - HAL_SYSTICK_Callback(); -} - -/** - * @brief SYSTICK callback. - * @retval None - */ -__weak void HAL_SYSTICK_Callback(void) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_SYSTICK_Callback could be implemented in the user file - */ -} - -/** - * @} - */ - -/** - * @} - */ - -#endif /* HAL_CORTEX_MODULE_ENABLED */ -/** - * @} - */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ -- cgit v1.2.3