Initial commit
Diff: mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/hal_init_pre.c
- Revision:
- 0:bb348c97df44
diff -r 000000000000 -r bb348c97df44 mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/hal_init_pre.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/hal_init_pre.c Wed Sep 16 01:11:49 2020 +0000 @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2015-2015, ARM Limited, All Rights Reserved + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 + * + * 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. + */ +#include "stm32f4xx_hal.h" + +HAL_StatusTypeDef HAL_InitPre(void); + +/* this function is needed to peform hardware initialization that must happen + * before the uVisor; the whole SystemInit function for the STM32F4 cannot be + * put here as it depends on some APIs that need uVisor to be enabled */ +HAL_StatusTypeDef HAL_InitPre(void) +{ + /* Set Interrupt Group Priority */ + HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4); + + /* Return function status */ + return HAL_OK; +}