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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.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

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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_Freescale/TARGET_KLXX/TARGET_KL26Z/cmsis_nvic.c@585:a1ed5b41f74f, 2015-07-08 (annotated)

Committer:
mbed_official
Date:
Wed Jul 08 14:45:08 2015 +0100
Revision:
585:a1ed5b41f74f
Synchronized with git revision 7a2b57896e0263b82f31ddc5a0ad2443615db184



Full URL: https://github.com/mbedmicro/mbed/commit/7a2b57896e0263b82f31ddc5a0ad2443615db184/



Add rtc_api.c

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 585:a1ed5b41f74f 1 /* mbed Microcontroller Library
mbed_official 585:a1ed5b41f74f 2 * CMSIS-style functionality to support dynamic vectors
mbed_official 585:a1ed5b41f74f 3 *******************************************************************************
mbed_official 585:a1ed5b41f74f 4 * Copyright (c) 2011 ARM Limited. All rights reserved.
mbed_official 585:a1ed5b41f74f 5 * All rights reserved.
mbed_official 585:a1ed5b41f74f 6 *
mbed_official 585:a1ed5b41f74f 7 * Redistribution and use in source and binary forms, with or without
mbed_official 585:a1ed5b41f74f 8 * modification, are permitted provided that the following conditions are met:
mbed_official 585:a1ed5b41f74f 9 *
mbed_official 585:a1ed5b41f74f 10 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 585:a1ed5b41f74f 11 * this list of conditions and the following disclaimer.
mbed_official 585:a1ed5b41f74f 12 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 585:a1ed5b41f74f 13 * this list of conditions and the following disclaimer in the documentation
mbed_official 585:a1ed5b41f74f 14 * and/or other materials provided with the distribution.
mbed_official 585:a1ed5b41f74f 15 * 3. Neither the name of ARM Limited nor the names of its contributors
mbed_official 585:a1ed5b41f74f 16 * may be used to endorse or promote products derived from this software
mbed_official 585:a1ed5b41f74f 17 * without specific prior written permission.
mbed_official 585:a1ed5b41f74f 18 *
mbed_official 585:a1ed5b41f74f 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 585:a1ed5b41f74f 20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 585:a1ed5b41f74f 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 585:a1ed5b41f74f 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 585:a1ed5b41f74f 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 585:a1ed5b41f74f 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 585:a1ed5b41f74f 25 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 585:a1ed5b41f74f 26 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 585:a1ed5b41f74f 27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 585:a1ed5b41f74f 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 585:a1ed5b41f74f 29 *******************************************************************************
mbed_official 585:a1ed5b41f74f 30 */
mbed_official 585:a1ed5b41f74f 31 #include "cmsis_nvic.h"
mbed_official 585:a1ed5b41f74f 32
mbed_official 585:a1ed5b41f74f 33 #define NVIC_RAM_VECTOR_ADDRESS (0x1FFFF000) // Vectors positioned at start of RAM
mbed_official 585:a1ed5b41f74f 34 #define NVIC_FLASH_VECTOR_ADDRESS (0x0) // Initial vector position in flash
mbed_official 585:a1ed5b41f74f 35
mbed_official 585:a1ed5b41f74f 36 void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) {
mbed_official 585:a1ed5b41f74f 37 uint32_t *vectors = (uint32_t*)SCB->VTOR;
mbed_official 585:a1ed5b41f74f 38 uint32_t i;
mbed_official 585:a1ed5b41f74f 39
mbed_official 585:a1ed5b41f74f 40 // Copy and switch to dynamic vectors if the first time called
mbed_official 585:a1ed5b41f74f 41 if (SCB->VTOR == NVIC_FLASH_VECTOR_ADDRESS) {
mbed_official 585:a1ed5b41f74f 42 uint32_t *old_vectors = vectors;
mbed_official 585:a1ed5b41f74f 43 vectors = (uint32_t*)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 585:a1ed5b41f74f 44 for (i=0; i<NVIC_NUM_VECTORS; i++) {
mbed_official 585:a1ed5b41f74f 45 vectors[i] = old_vectors[i];
mbed_official 585:a1ed5b41f74f 46 }
mbed_official 585:a1ed5b41f74f 47 SCB->VTOR = (uint32_t)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 585:a1ed5b41f74f 48 }
mbed_official 585:a1ed5b41f74f 49 vectors[IRQn + 16] = vector;
mbed_official 585:a1ed5b41f74f 50 }
mbed_official 585:a1ed5b41f74f 51
mbed_official 585:a1ed5b41f74f 52 uint32_t NVIC_GetVector(IRQn_Type IRQn) {
mbed_official 585:a1ed5b41f74f 53 uint32_t *vectors = (uint32_t*)SCB->VTOR;
mbed_official 585:a1ed5b41f74f 54 return vectors[IRQn + 16];
mbed_official 585:a1ed5b41f74f 55 }