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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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.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

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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_NXP/TARGET_LPC82X/cmsis_nvic.c@600:7d17ca308cd1, 2015-07-31 (annotated)

Committer:
mbed_official
Date:
Fri Jul 31 14:15:09 2015 +0100
Revision:
600:7d17ca308cd1
Parent:
358:9d7ef901f004 
Synchronized with git revision e4cd8bbd3e05b68e5a7f466c74035a85743d45e0



Full URL: https://github.com/mbedmicro/mbed/commit/e4cd8bbd3e05b68e5a7f466c74035a85743d45e0/



Enable LPC8xx usart when configuring it

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 358:9d7ef901f004 1 /* mbed Microcontroller Library
mbed_official 358:9d7ef901f004 2 * CMSIS-style functionality to support dynamic vectors
mbed_official 358:9d7ef901f004 3 *******************************************************************************
mbed_official 337:6ed01c00b962 4 * Copyright (c) 2011 ARM Limited. All rights reserved.
mbed_official 358:9d7ef901f004 5 * All rights reserved.
mbed_official 358:9d7ef901f004 6 *
mbed_official 358:9d7ef901f004 7 * Redistribution and use in source and binary forms, with or without
mbed_official 358:9d7ef901f004 8 * modification, are permitted provided that the following conditions are met:
mbed_official 337:6ed01c00b962 9 *
mbed_official 358:9d7ef901f004 10 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 358:9d7ef901f004 11 * this list of conditions and the following disclaimer.
mbed_official 358:9d7ef901f004 12 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 358:9d7ef901f004 13 * this list of conditions and the following disclaimer in the documentation
mbed_official 358:9d7ef901f004 14 * and/or other materials provided with the distribution.
mbed_official 358:9d7ef901f004 15 * 3. Neither the name of ARM Limited nor the names of its contributors
mbed_official 358:9d7ef901f004 16 * may be used to endorse or promote products derived from this software
mbed_official 358:9d7ef901f004 17 * without specific prior written permission.
mbed_official 358:9d7ef901f004 18 *
mbed_official 358:9d7ef901f004 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 358:9d7ef901f004 20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 358:9d7ef901f004 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 358:9d7ef901f004 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 358:9d7ef901f004 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 358:9d7ef901f004 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 358:9d7ef901f004 25 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 358:9d7ef901f004 26 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 358:9d7ef901f004 27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 358:9d7ef901f004 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 358:9d7ef901f004 29 *******************************************************************************
mbed_official 358:9d7ef901f004 30 */
mbed_official 337:6ed01c00b962 31 #include "cmsis_nvic.h"
mbed_official 337:6ed01c00b962 32
mbed_official 337:6ed01c00b962 33 #define NVIC_RAM_VECTOR_ADDRESS (0x10000000) // Vectors positioned at start of RAM
mbed_official 337:6ed01c00b962 34 #define NVIC_FLASH_VECTOR_ADDRESS (0x0) // Initial vector position in flash
mbed_official 337:6ed01c00b962 35
mbed_official 337:6ed01c00b962 36 void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) {
mbed_official 337:6ed01c00b962 37 uint32_t *vectors = (uint32_t*)SCB->VTOR;
mbed_official 337:6ed01c00b962 38 uint32_t i;
mbed_official 337:6ed01c00b962 39
mbed_official 337:6ed01c00b962 40 // Copy and switch to dynamic vectors if the first time called
mbed_official 337:6ed01c00b962 41 if (SCB->VTOR == NVIC_FLASH_VECTOR_ADDRESS) {
mbed_official 337:6ed01c00b962 42 uint32_t *old_vectors = vectors;
mbed_official 337:6ed01c00b962 43 vectors = (uint32_t*)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 337:6ed01c00b962 44 for (i=0; i<NVIC_NUM_VECTORS; i++) {
mbed_official 337:6ed01c00b962 45 vectors[i] = old_vectors[i];
mbed_official 337:6ed01c00b962 46 }
mbed_official 337:6ed01c00b962 47 SCB->VTOR = (uint32_t)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 337:6ed01c00b962 48 }
mbed_official 337:6ed01c00b962 49 vectors[IRQn + 16] = vector;
mbed_official 337:6ed01c00b962 50 }
mbed_official 337:6ed01c00b962 51
mbed_official 337:6ed01c00b962 52 uint32_t NVIC_GetVector(IRQn_Type IRQn) {
mbed_official 337:6ed01c00b962 53 uint32_t *vectors = (uint32_t*)SCB->VTOR;
mbed_official 337:6ed01c00b962 54 return vectors[IRQn + 16];
mbed_official 337:6ed01c00b962 55 }