mbed library sources. Supersedes mbed-src.
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Diff: targets/TARGET_NORDIC/TARGET_NRF5/reloc_vector_table.c
- Revision:
- 150:02e0a0aed4ec
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/TARGET_NORDIC/TARGET_NRF5/reloc_vector_table.c Tue Nov 08 17:45:16 2016 +0000 @@ -0,0 +1,76 @@ +/* + * Copyright (c) 2016 Nordic Semiconductor ASA + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this list + * of conditions and the following disclaimer. + * + * 2. Redistributions in binary form, except as embedded into a Nordic Semiconductor ASA + * integrated circuit in a product or a software update for such product, must reproduce + * the above copyright notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of Nordic Semiconductor ASA nor the names of its contributors may be + * used to endorse or promote products derived from this software without specific prior + * written permission. + * + * 4. This software, with or without modification, must only be used with a + * Nordic Semiconductor ASA integrated circuit. + * + * 5. Any software provided in binary or object form under this license must not be reverse + * engineered, decompiled, modified and/or disassembled. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#include "nrf.h" +#include "cmsis_nvic.h" +#include "stdint.h" +#include "nrf_sdm.h" +#include "section_vars.h" + +#if defined(__CC_ARM) + __attribute__ ((section("noinit"),zero_init)) + uint32_t nrf_dispatch_vector[NVIC_NUM_VECTORS]; +#elif defined(__GNUC__) + __attribute__ ((section(".noinit"))) + uint32_t nrf_dispatch_vector[NVIC_NUM_VECTORS]; +#elif defined(__ICCARM__) + uint32_t nrf_dispatch_vector[NVIC_NUM_VECTORS] @ ".noinit"; +#endif + + +typedef void (*generic_irq_handler_t)(void); + + +extern uint32_t __Vectors[]; +#define VECTORS_FLASH_START __Vectors + +/** + * @brief Function for relocation of the vector to RAM on nRF5x devices. + * This function is intended to be called during startup. + */ +void nrf_reloc_vector_table(void) +{ + // Copy and switch to dynamic vectors + uint32_t *old_vectors = (uint32_t*)VECTORS_FLASH_START; + uint32_t i; + for (i = 0; i< NVIC_NUM_VECTORS; i++) { + nrf_dispatch_vector[i] = old_vectors[i]; + } + + sd_softdevice_vector_table_base_set((uint32_t) nrf_dispatch_vector); +}