From aa7cf6f72f4e8a553f892629bb3338ab8c982d57 Mon Sep 17 00:00:00 2001 From: Damien George Date: Wed, 21 May 2014 20:14:27 +0100 Subject: stm: Remove long-obsolete stm/ port. --- stm/stmperiph/stm_misc.c | 249 ----------------------------------------------- 1 file changed, 249 deletions(-) delete mode 100644 stm/stmperiph/stm_misc.c (limited to 'stm/stmperiph/stm_misc.c') diff --git a/stm/stmperiph/stm_misc.c b/stm/stmperiph/stm_misc.c deleted file mode 100644 index 875584a66e..0000000000 --- a/stm/stmperiph/stm_misc.c +++ /dev/null @@ -1,249 +0,0 @@ -/** - ****************************************************************************** - * @file misc.c - * @author MCD Application Team - * @version V1.3.0 - * @date 08-November-2013 - * @brief This file provides all the miscellaneous firmware functions (add-on - * to CMSIS functions). - * - * @verbatim - * - * =================================================================== - * How to configure Interrupts using driver - * =================================================================== - * - * This section provide functions allowing to configure the NVIC interrupts (IRQ). - * The Cortex-M4 exceptions are managed by CMSIS functions. - * - * 1. Configure the NVIC Priority Grouping using NVIC_PriorityGroupConfig() - * function according to the following table. - - * The table below gives the allowed values of the pre-emption priority and subpriority according - * to the Priority Grouping configuration performed by NVIC_PriorityGroupConfig function - * ========================================================================================================================== - * NVIC_PriorityGroup | NVIC_IRQChannelPreemptionPriority | NVIC_IRQChannelSubPriority | Description - * ========================================================================================================================== - * NVIC_PriorityGroup_0 | 0 | 0-15 | 0 bits for pre-emption priority - * | | | 4 bits for subpriority - * -------------------------------------------------------------------------------------------------------------------------- - * NVIC_PriorityGroup_1 | 0-1 | 0-7 | 1 bits for pre-emption priority - * | | | 3 bits for subpriority - * -------------------------------------------------------------------------------------------------------------------------- - * NVIC_PriorityGroup_2 | 0-3 | 0-3 | 2 bits for pre-emption priority - * | | | 2 bits for subpriority - * -------------------------------------------------------------------------------------------------------------------------- - * NVIC_PriorityGroup_3 | 0-7 | 0-1 | 3 bits for pre-emption priority - * | | | 1 bits for subpriority - * -------------------------------------------------------------------------------------------------------------------------- - * NVIC_PriorityGroup_4 | 0-15 | 0 | 4 bits for pre-emption priority - * | | | 0 bits for subpriority - * ========================================================================================================================== - * - * 2. Enable and Configure the priority of the selected IRQ Channels using NVIC_Init() - * - * @note When the NVIC_PriorityGroup_0 is selected, IRQ pre-emption is no more possible. - * The pending IRQ priority will be managed only by the subpriority. - * - * @note IRQ priority order (sorted by highest to lowest priority): - * - Lowest pre-emption priority - * - Lowest subpriority - * - Lowest hardware priority (IRQ number) - * - * @endverbatim - * - ****************************************************************************** - * @attention - * - *

© COPYRIGHT 2013 STMicroelectronics

- * - * 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 "stm_misc.h" - -/** @addtogroup STM32F4xx_StdPeriph_Driver - * @{ - */ - -/** @defgroup MISC - * @brief MISC driver modules - * @{ - */ - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -#define AIRCR_VECTKEY_MASK ((uint32_t)0x05FA0000) - -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -/* Private function prototypes -----------------------------------------------*/ -/* Private functions ---------------------------------------------------------*/ - -/** @defgroup MISC_Private_Functions - * @{ - */ - -/** - * @brief Configures the priority grouping: pre-emption priority and subpriority. - * @param NVIC_PriorityGroup: specifies the priority grouping bits length. - * This parameter can be one of the following values: - * @arg NVIC_PriorityGroup_0: 0 bits for pre-emption priority - * 4 bits for subpriority - * @arg NVIC_PriorityGroup_1: 1 bits for pre-emption priority - * 3 bits for subpriority - * @arg NVIC_PriorityGroup_2: 2 bits for pre-emption priority - * 2 bits for subpriority - * @arg NVIC_PriorityGroup_3: 3 bits for pre-emption priority - * 1 bits for subpriority - * @arg NVIC_PriorityGroup_4: 4 bits for pre-emption priority - * 0 bits for subpriority - * @note When the NVIC_PriorityGroup_0 is selected, IRQ pre-emption is no more possible. - * The pending IRQ priority will be managed only by the subpriority. - * @retval None - */ -void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup) -{ - /* Check the parameters */ - assert_param(IS_NVIC_PRIORITY_GROUP(NVIC_PriorityGroup)); - - /* Set the PRIGROUP[10:8] bits according to NVIC_PriorityGroup value */ - SCB->AIRCR = AIRCR_VECTKEY_MASK | NVIC_PriorityGroup; -} - -/** - * @brief Initializes the NVIC peripheral according to the specified - * parameters in the NVIC_InitStruct. - * @note To configure interrupts priority correctly, the NVIC_PriorityGroupConfig() - * function should be called before. - * @param NVIC_InitStruct: pointer to a NVIC_InitTypeDef structure that contains - * the configuration information for the specified NVIC peripheral. - * @retval None - */ -void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct) -{ - uint8_t tmppriority = 0x00, tmppre = 0x00, tmpsub = 0x0F; - - /* Check the parameters */ - assert_param(IS_FUNCTIONAL_STATE(NVIC_InitStruct->NVIC_IRQChannelCmd)); - assert_param(IS_NVIC_PREEMPTION_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority)); - assert_param(IS_NVIC_SUB_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelSubPriority)); - - if (NVIC_InitStruct->NVIC_IRQChannelCmd != DISABLE) - { - /* Compute the Corresponding IRQ Priority --------------------------------*/ - tmppriority = (0x700 - ((SCB->AIRCR) & (uint32_t)0x700))>> 0x08; - tmppre = (0x4 - tmppriority); - tmpsub = tmpsub >> tmppriority; - - tmppriority = NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority << tmppre; - tmppriority |= (uint8_t)(NVIC_InitStruct->NVIC_IRQChannelSubPriority & tmpsub); - - tmppriority = tmppriority << 0x04; - - NVIC->IP[NVIC_InitStruct->NVIC_IRQChannel] = tmppriority; - - /* Enable the Selected IRQ Channels --------------------------------------*/ - NVIC->ISER[NVIC_InitStruct->NVIC_IRQChannel >> 0x05] = - (uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F); - } - else - { - /* Disable the Selected IRQ Channels -------------------------------------*/ - NVIC->ICER[NVIC_InitStruct->NVIC_IRQChannel >> 0x05] = - (uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F); - } -} - -/** - * @brief Sets the vector table location and Offset. - * @param NVIC_VectTab: specifies if the vector table is in RAM or FLASH memory. - * This parameter can be one of the following values: - * @arg NVIC_VectTab_RAM: Vector Table in internal SRAM. - * @arg NVIC_VectTab_FLASH: Vector Table in internal FLASH. - * @param Offset: Vector Table base offset field. This value must be a multiple of 0x200. - * @retval None - */ -void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset) -{ - /* Check the parameters */ - assert_param(IS_NVIC_VECTTAB(NVIC_VectTab)); - assert_param(IS_NVIC_OFFSET(Offset)); - - SCB->VTOR = NVIC_VectTab | (Offset & (uint32_t)0x1FFFFF80); -} - -/** - * @brief Selects the condition for the system to enter low power mode. - * @param LowPowerMode: Specifies the new mode for the system to enter low power mode. - * This parameter can be one of the following values: - * @arg NVIC_LP_SEVONPEND: Low Power SEV on Pend. - * @arg NVIC_LP_SLEEPDEEP: Low Power DEEPSLEEP request. - * @arg NVIC_LP_SLEEPONEXIT: Low Power Sleep on Exit. - * @param NewState: new state of LP condition. This parameter can be: ENABLE or DISABLE. - * @retval None - */ -void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState) -{ - /* Check the parameters */ - assert_param(IS_NVIC_LP(LowPowerMode)); - assert_param(IS_FUNCTIONAL_STATE(NewState)); - - if (NewState != DISABLE) - { - SCB->SCR |= LowPowerMode; - } - else - { - SCB->SCR &= (uint32_t)(~(uint32_t)LowPowerMode); - } -} - -/** - * @brief Configures the SysTick clock source. - * @param SysTick_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 SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource) -{ - /* Check the parameters */ - assert_param(IS_SYSTICK_CLK_SOURCE(SysTick_CLKSource)); - if (SysTick_CLKSource == SysTick_CLKSource_HCLK) - { - SysTick->CTRL |= SysTick_CLKSource_HCLK; - } - else - { - SysTick->CTRL &= SysTick_CLKSource_HCLK_Div8; - } -} - -/** - * @} - */ - -/** - * @} - */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ -- cgit v1.2.3