mbed official / mbed-src

mbed library sources

Dependents:   Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more

Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_NUCLEO_F401RE/cmsis_nvic.c@595:5e59b9938d4a, 2015-07-23 (annotated)

Committer:
mbed_official
Date:
Thu Jul 23 09:15:09 2015 +0100
Revision:
595:5e59b9938d4a
Parent:
380:510f0c3515e3 
Synchronized with git revision c5a4d1068e91f90c1b6a5c83f50c23d417aba371



Full URL: https://github.com/mbedmicro/mbed/commit/c5a4d1068e91f90c1b6a5c83f50c23d417aba371/



Add bootloader versioning based on the softdevice being used for all ?

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 235:685d5f11838f 1 /* mbed Microcontroller Library
mbed_official 235:685d5f11838f 2 * CMSIS-style functionality to support dynamic vectors
mbed_official 235:685d5f11838f 3 *******************************************************************************
mbed_official 235:685d5f11838f 4 * Copyright (c) 2014, STMicroelectronics
mbed_official 235:685d5f11838f 5 * All rights reserved.
mbed_official 235:685d5f11838f 6 *
mbed_official 235:685d5f11838f 7 * Redistribution and use in source and binary forms, with or without
mbed_official 235:685d5f11838f 8 * modification, are permitted provided that the following conditions are met:
mbed_official 235:685d5f11838f 9 *
mbed_official 235:685d5f11838f 10 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 235:685d5f11838f 11 * this list of conditions and the following disclaimer.
mbed_official 235:685d5f11838f 12 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 235:685d5f11838f 13 * this list of conditions and the following disclaimer in the documentation
mbed_official 235:685d5f11838f 14 * and/or other materials provided with the distribution.
mbed_official 235:685d5f11838f 15 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 235:685d5f11838f 16 * may be used to endorse or promote products derived from this software
mbed_official 235:685d5f11838f 17 * without specific prior written permission.
mbed_official 235:685d5f11838f 18 *
mbed_official 235:685d5f11838f 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 235:685d5f11838f 20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 235:685d5f11838f 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 235:685d5f11838f 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 235:685d5f11838f 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 235:685d5f11838f 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 235:685d5f11838f 25 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 235:685d5f11838f 26 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 235:685d5f11838f 27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 235:685d5f11838f 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 235:685d5f11838f 29 *******************************************************************************
mbed_official 235:685d5f11838f 30 */
mbed_official 235:685d5f11838f 31 #include "cmsis_nvic.h"
mbed_official 235:685d5f11838f 32
mbed_official 235:685d5f11838f 33 #define NVIC_RAM_VECTOR_ADDRESS (0x20000000) // Vectors positioned at start of RAM
mbed_official 235:685d5f11838f 34 #define NVIC_FLASH_VECTOR_ADDRESS (0x08000000) // Initial vector position in flash
mbed_official 235:685d5f11838f 35
mbed_official 235:685d5f11838f 36 void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) {
mbed_official 235:685d5f11838f 37 uint32_t *vectors = (uint32_t *)SCB->VTOR;
mbed_official 235:685d5f11838f 38 uint32_t i;
mbed_official 235:685d5f11838f 39
mbed_official 235:685d5f11838f 40 // Copy and switch to dynamic vectors if the first time called
mbed_official 235:685d5f11838f 41 if (SCB->VTOR == NVIC_FLASH_VECTOR_ADDRESS) {
mbed_official 235:685d5f11838f 42 uint32_t *old_vectors = vectors;
mbed_official 235:685d5f11838f 43 vectors = (uint32_t*)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 235:685d5f11838f 44 for (i=0; i<NVIC_NUM_VECTORS; i++) {
mbed_official 235:685d5f11838f 45 vectors[i] = old_vectors[i];
mbed_official 235:685d5f11838f 46 }
mbed_official 235:685d5f11838f 47 SCB->VTOR = (uint32_t)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 235:685d5f11838f 48 }
mbed_official 235:685d5f11838f 49 vectors[IRQn + NVIC_USER_IRQ_OFFSET] = vector;
mbed_official 235:685d5f11838f 50 }
mbed_official 235:685d5f11838f 51
mbed_official 235:685d5f11838f 52 uint32_t NVIC_GetVector(IRQn_Type IRQn) {
mbed_official 235:685d5f11838f 53 uint32_t *vectors = (uint32_t*)SCB->VTOR;
mbed_official 235:685d5f11838f 54 return vectors[IRQn + NVIC_USER_IRQ_OFFSET];
mbed_official 235:685d5f11838f 55 }