mbed library sources. Supersedes mbed-src.
Fork of mbed-dev by
Diff: targets/TARGET_NUVOTON/TARGET_NUC472/device/cmsis_nvic.c
- Revision:
- 153:9398a535854b
- Parent:
- 152:9a67f0b066fc
--- a/targets/TARGET_NUVOTON/TARGET_NUC472/device/cmsis_nvic.c Thu Dec 15 11:48:27 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,39 +0,0 @@ -/* mbed Microcontroller Library - * Copyright (c) 2015-2016 Nuvoton - * - * 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 "cmsis_nvic.h" - -void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) -{ - uint32_t *vectors = (uint32_t *) SCB->VTOR; - uint32_t i; - - /* Copy and switch to dynamic vectors if the first time called */ - if (SCB->VTOR != NVIC_RAM_VECTOR_ADDRESS) { - uint32_t *old_vectors = (uint32_t *) NVIC_FLASH_VECTOR_ADDRESS; - vectors = (uint32_t *) NVIC_RAM_VECTOR_ADDRESS; - for (i = 0; i < NVIC_NUM_VECTORS; i++) { - vectors[i] = old_vectors[i]; - } - SCB->VTOR = (uint32_t) NVIC_RAM_VECTOR_ADDRESS; - } - vectors[IRQn + NVIC_USER_IRQ_OFFSET] = vector; -} - -uint32_t NVIC_GetVector(IRQn_Type IRQn) -{ - uint32_t *vectors = (uint32_t *) SCB->VTOR; - return vectors[IRQn + NVIC_USER_IRQ_OFFSET]; -}