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Merge pull request #1388 from al177/master 

Copy NVIC to RAM from anywhere in flash for TARGET_K22F
pull/1396/head
Martin Kojtal 2015-10-26 08:48:56 +00:00
parent f06afecf3c dbd4a85e11
commit 0447fe6536
1 changed files with 1 additions and 2 deletions
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3
libraries/mbed/targets/cmsis/TARGET_Freescale/TARGET_K22F/cmsis_nvic.c
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@ -31,14 +31,13 @@
#include "cmsis_nvic.h"
#define NVIC_RAM_VECTOR_ADDRESS (0x1FFF0000) // Vectors positioned at start of RAM
#define NVIC_FLASH_VECTOR_ADDRESS (0x0) // Initial vector position in flash
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_FLASH_VECTOR_ADDRESS) {
if (SCB->VTOR < NVIC_RAM_VECTOR_ADDRESS) {
uint32_t *old_vectors = vectors;
vectors = (uint32_t*)NVIC_RAM_VECTOR_ADDRESS;
for (i=0; i<NVIC_NUM_VECTORS; i++) {