nrf_bootloader_app_start.c

/**
 * Copyright (c) 2016 - 2017, Nordic Semiconductor ASA
 * 
 * All rights reserved.
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 * 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
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 *    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.
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 */
#include <stdint.h>
#include "nrf_bootloader_app_start.h"
#include "nrf_log.h"
#include "nrf_dfu_mbr.h"

#if defined(SOFTDEVICE_PRESENT)
#include "nrf_sdm.h"
#endif

extern void nrf_bootloader_app_start_impl(uint32_t start_addr);

void nrf_bootloader_app_start(uint32_t start_addr)
{
    NRF_LOG_DEBUG("Running nrf_bootloader_app_start with address: 0x%08x\r\n", start_addr);
    uint32_t err_code;

    //NRF_LOG_INFO("Initializing SD in mbr\r\n");
    err_code = nrf_dfu_mbr_init_sd();
    if(err_code != NRF_SUCCESS)
    {
        NRF_LOG_ERROR("Failed running nrf_dfu_mbr_init_sd\r\n");
        return;
    }

    // Disable interrupts
    NRF_LOG_DEBUG("Disabling interrupts\r\n");

    NVIC->ICER[0]=0xFFFFFFFF;
#if defined(__NRF_NVIC_ISER_COUNT) && __NRF_NVIC_ISER_COUNT == 2
    NVIC->ICER[1]=0xFFFFFFFF;
#endif

    // Set the sd softdevice vector table base address
    NRF_LOG_DEBUG("Setting SD vector table base: 0x%08x\r\n", start_addr);
    err_code = sd_softdevice_vector_table_base_set(start_addr);
    if(err_code != NRF_SUCCESS)
    {
        NRF_LOG_ERROR("Failed running sd_softdevice_vector_table_base_set\r\n");
        return;
    }

    // Run application
    nrf_bootloader_app_start_impl(start_addr);
}