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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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.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_Freescale/TARGET_KLXX/TARGET_KL43Z/cmsis_nvic.c@579:53297373a894, 2015-07-01 (annotated)

Committer:
mbed_official
Date:
Wed Jul 01 09:45:11 2015 +0100
Revision:
579:53297373a894
Parent:
363:12a245e5c745 
Synchronized with git revision d5b4d2ab9c47edb4dc5776e7177b0c2263459081



Full URL: https://github.com/mbedmicro/mbed/commit/d5b4d2ab9c47edb4dc5776e7177b0c2263459081/



Initial version of drivers for SAMR21

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 363:12a245e5c745 1 /* mbed Microcontroller Library - cmsis_nvic for LPC11U24
mbed_official 363:12a245e5c745 2 * Copyright (c) 2011 ARM Limited. All rights reserved.
mbed_official 363:12a245e5c745 3 *
mbed_official 363:12a245e5c745 4 * CMSIS-style functionality to support dynamic vectors
mbed_official 363:12a245e5c745 5 */
mbed_official 363:12a245e5c745 6 #include "cmsis_nvic.h"
mbed_official 363:12a245e5c745 7
mbed_official 363:12a245e5c745 8 #define NVIC_RAM_VECTOR_ADDRESS (0x1FFFE000) // Vectors positioned at start of RAM
mbed_official 363:12a245e5c745 9 #define NVIC_FLASH_VECTOR_ADDRESS (0x0) // Initial vector position in flash
mbed_official 363:12a245e5c745 10
mbed_official 363:12a245e5c745 11 void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) {
mbed_official 363:12a245e5c745 12 uint32_t *vectors = (uint32_t*)SCB->VTOR;
mbed_official 363:12a245e5c745 13 uint32_t i;
mbed_official 363:12a245e5c745 14
mbed_official 363:12a245e5c745 15 // Copy and switch to dynamic vectors if the first time called
mbed_official 363:12a245e5c745 16 if (SCB->VTOR == NVIC_FLASH_VECTOR_ADDRESS) {
mbed_official 363:12a245e5c745 17 uint32_t *old_vectors = vectors;
mbed_official 363:12a245e5c745 18 vectors = (uint32_t*)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 363:12a245e5c745 19 for (i=0; i<NVIC_NUM_VECTORS; i++) {
mbed_official 363:12a245e5c745 20 vectors[i] = old_vectors[i];
mbed_official 363:12a245e5c745 21 }
mbed_official 363:12a245e5c745 22 SCB->VTOR = (uint32_t)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 363:12a245e5c745 23 }
mbed_official 363:12a245e5c745 24 vectors[IRQn + 16] = vector;
mbed_official 363:12a245e5c745 25 }
mbed_official 363:12a245e5c745 26
mbed_official 363:12a245e5c745 27 uint32_t NVIC_GetVector(IRQn_Type IRQn) {
mbed_official 363:12a245e5c745 28 uint32_t *vectors = (uint32_t*)SCB->VTOR;
mbed_official 363:12a245e5c745 29 return vectors[IRQn + 16];
mbed_official 363:12a245e5c745 30 }