Beispiel #1
0
/**@brief Function for bootloader main entry.
 */
int main(void)
{
    uint32_t err_code;
    bool     dfu_start = false;
    bool     app_reset = (NRF_POWER->GPREGRET == BOOTLOADER_DFU_START);

    // This check ensures that the defined fields in the bootloader corresponds with actual
    // setting in the nRF51 chip.
    APP_ERROR_CHECK_BOOL(*((uint32_t *)NRF_UICR_BOOT_START_ADDRESS) == BOOTLOADER_REGION_START);
    APP_ERROR_CHECK_BOOL(NRF_FICR->CODEPAGESIZE == CODE_PAGE_SIZE);

    // Initialize.
    timers_init();
    gpiote_init();
    buttons_init();
    bootloader_init();

    // Check if we reset in the middle of a firmware update
    if (bootloader_dfu_sd_in_progress()) {
        err_code = bootloader_dfu_sd_update_continue();
        APP_ERROR_CHECK(err_code);

        softdevice_init(!app_reset);
        scheduler_init();

        err_code = bootloader_dfu_sd_update_finalize();
        APP_ERROR_CHECK(err_code);

    } else {
        // If stack is present then continue initialization of bootloader.
        softdevice_init(!app_reset);
        scheduler_init();
    }

    // Check if the Bootloader Control pin is low. If so, enter the bootloader
    // mode.
    dfu_start = (nrf_gpio_pin_read(BOOTLOADER_CTRL_PIN) == 0);

    // If the Bootloader Control pin is low or the application in the flash
    // is not valid, enter the bootloader mode.
    if (dfu_start || (!bootloader_app_is_valid(DFU_BANK_0_REGION_START))) {
        err_code = sd_power_gpregret_clr(POWER_GPREGRET_GPREGRET_Msk);
        APP_ERROR_CHECK(err_code);

        // Initiate an update of the firmware.
        err_code = bootloader_dfu_start();
        APP_ERROR_CHECK(err_code);
    }

    // If the application was or now is valid, run it
    if (bootloader_app_is_valid(DFU_BANK_0_REGION_START)) {
        // Select a bank region to use as application region.
        // @note: Only applications running from DFU_BANK_0_REGION_START is supported.
        bootloader_app_start(DFU_BANK_0_REGION_START);
    }

    NVIC_SystemReset();
}
/**@brief Function for bootloader main entry.
 */
int main(void)
{
    uint32_t err_code;
    bool     dfu_start = false;
    bool     app_reset = (NRF_POWER->GPREGRET == BOOTLOADER_DFU_START);

    leds_init();

    // This check ensures that the defined fields in the bootloader corresponds with actual
    // setting in the nRF51 chip.
    APP_ERROR_CHECK_BOOL(*((uint32_t *)NRF_UICR_BOOT_START_ADDRESS) == BOOTLOADER_REGION_START);
    APP_ERROR_CHECK_BOOL(NRF_FICR->CODEPAGESIZE == CODE_PAGE_SIZE);

    // Initialize.
    timers_init();
    gpiote_init();
    buttons_init();
    (void)bootloader_init();

    if (bootloader_dfu_sd_in_progress())
    {
        err_code = bootloader_dfu_sd_update_continue();
        APP_ERROR_CHECK(err_code);

        ble_stack_init(!app_reset);
        scheduler_init();

        err_code = bootloader_dfu_sd_update_finalize();
        APP_ERROR_CHECK(err_code);
    }
    else
    {
        // If stack is present then continue initialization of bootloader.
        ble_stack_init(!app_reset);
        scheduler_init();
    }

    dfu_start  = app_reset;
   // dfu_start |= ((nrf_gpio_pin_read(BOOTLOADER_BUTTON_PIN) == 0) ? true: false);
    
    if (dfu_start || (!bootloader_app_is_valid(DFU_BANK_0_REGION_START)))
    {
        err_code = sd_power_gpregret_clr(POWER_GPREGRET_GPREGRET_Msk);
        APP_ERROR_CHECK(err_code);

        nrf_gpio_pin_set(LED_0);

        // Initiate an update of the firmware.
        err_code = bootloader_dfu_start();
        APP_ERROR_CHECK(err_code);

        nrf_gpio_pin_clear(LED_0);
    }

    if (bootloader_app_is_valid(DFU_BANK_0_REGION_START))
    {
        leds_off();

        // Select a bank region to use as application region.
        // @note: Only applications running from DFU_BANK_0_REGION_START is supported.
        bootloader_app_start(DFU_BANK_0_REGION_START);
    }

    nrf_gpio_pin_clear(LED_0);
    nrf_gpio_pin_clear(LED_1);
    
    NVIC_SystemReset();
}
Beispiel #3
0
/**@brief Function for bootloader main entry.
 */
int main(void)
{
    uint32_t err_code;
    bool     dfu_start = false;
    bool     app_reset = (NRF_POWER->GPREGRET == BOOTLOADER_DFU_START);

    if (app_reset)
    {
        NRF_POWER->GPREGRET = 0;
    }

    leds_init();

    // This check ensures that the defined fields in the bootloader corresponds with actual
    // setting in the chip.
    APP_ERROR_CHECK_BOOL(*((uint32_t *)NRF_UICR_BOOT_START_ADDRESS) == BOOTLOADER_REGION_START);
    APP_ERROR_CHECK_BOOL(NRF_FICR->CODEPAGESIZE == CODE_PAGE_SIZE);

    // Initialize.
    timers_init();
    buttons_init();

    (void)bootloader_init();

    if (bootloader_dfu_sd_in_progress())
    {
        nrf_gpio_pin_write(UPDATE_IN_PROGRESS_LED, UPDATE_IN_PROGRESS_LED_ONSTATE);

        err_code = bootloader_dfu_sd_update_continue();
        APP_ERROR_CHECK(err_code);

        ble_stack_init(!app_reset);
        scheduler_init();

        err_code = bootloader_dfu_sd_update_finalize();
        APP_ERROR_CHECK(err_code);

        nrf_gpio_pin_write(UPDATE_IN_PROGRESS_LED, !UPDATE_IN_PROGRESS_LED_ONSTATE);
    }
    else
    {
        // If stack is present then continue initialization of bootloader.
        ble_stack_init(!app_reset);
        scheduler_init();
    }

    dfu_start  = app_reset;
    dfu_start |= ((nrf_gpio_pin_read(BOOTLOADER_BUTTON) == BOOTLOADER_BUTTON_ONSTATE) ? true: false);

    // If button is held down for 3 seconds, don't start bootloader.
    // This means that we go straight to Espruino, where the button is still
    // pressed and can be used to stop execution of the sent code.
    if (dfu_start) {
      nrf_gpio_pin_write(BOOTLOADER_BUTTON_PRESS_LED, BOOTLOADER_BUTTON_PRESS_LED_ONSTATE);
      int count = 3000;
      while (nrf_gpio_pin_read(BOOTLOADER_BUTTON) == BOOTLOADER_BUTTON_ONSTATE && count) {
        nrf_delay_us(999);
        count--;
      }
      if (!count)
        dfu_start = false;
      nrf_gpio_pin_write(BOOTLOADER_BUTTON_PRESS_LED, !BOOTLOADER_BUTTON_PRESS_LED_ONSTATE);
    }

    if (dfu_start || (!bootloader_app_is_valid(DFU_BANK_0_REGION_START))) {
        nrf_gpio_pin_write(UPDATE_IN_PROGRESS_LED, UPDATE_IN_PROGRESS_LED_ONSTATE);

        // Initiate an update of the firmware.
        err_code = bootloader_dfu_start();
        APP_ERROR_CHECK(err_code);

        nrf_gpio_pin_write(UPDATE_IN_PROGRESS_LED, !UPDATE_IN_PROGRESS_LED_ONSTATE);
    }

    if (bootloader_app_is_valid(DFU_BANK_0_REGION_START) && !bootloader_dfu_sd_in_progress())
    {
        // Select a bank region to use as application region.
        // @note: Only applications running from DFU_BANK_0_REGION_START is supported.
        bootloader_app_start(DFU_BANK_0_REGION_START);
    }

    NVIC_SystemReset();
}
Beispiel #4
0
/*
 *  Function for bootloader main entry.
 */
int main(void)
{
    uint32_t err_code;
    bool     dfu_start = false;
    bool     app_reset = (NRF_POWER->GPREGRET == BOOTLOADER_DFU_START);

    if (app_reset) {
        NRF_POWER->GPREGRET = 0;
    }

    leds_init();

#if defined(DBGLOG_SUPPORT)
    uart_init();
#endif

    PUTS("\nBootloader *** " __DATE__ "  " __TIME__ " ***");

    // This check ensures that the defined fields in the bootloader 
    // corresponds with actual setting in the nRF51 chip.
    APP_ERROR_CHECK_BOOL(*((uint32_t *)NRF_UICR_BOOT_START_ADDRESS) == BOOTLOADER_REGION_START);
    APP_ERROR_CHECK_BOOL(NRF_FICR->CODEPAGESIZE == CODE_PAGE_SIZE);

    // Initialize.
    timers_init();

#if defined(BUTTON_SUPPORT)
    buttons_init();
#endif

    (void)bootloader_init();

    if (bootloader_dfu_sd_in_progress()) {
        nrf_gpio_pin_clear(UPDATE_IN_PROGRESS_LED);

        err_code = bootloader_dfu_sd_update_continue();
        APP_ERROR_CHECK(err_code);

        ble_stack_init(!app_reset);
        scheduler_init();

        err_code = bootloader_dfu_sd_update_finalize();
        APP_ERROR_CHECK(err_code);

        nrf_gpio_pin_set(UPDATE_IN_PROGRESS_LED);
    }
    else {
        // If stack is present then continue initialization of bootloader.
        ble_stack_init(!app_reset);
        scheduler_init();
        dis_init();
    }

    dfu_start  = app_reset;

#if defined(BUTTON_SUPPORT)
    dfu_start |= ((nrf_gpio_pin_read(BOOTLOADER_BUTTON) == 0) ? true: false);
#endif

    if (dfu_start || (!bootloader_app_is_valid(DFU_BANK_0_REGION_START))) {

        nrf_gpio_pin_clear(UPDATE_IN_PROGRESS_LED);

        PUTS("Start DFU");

        // Initiate an update of the firmware.
        err_code = bootloader_dfu_start();
        APP_ERROR_CHECK(err_code);

        nrf_gpio_pin_set(UPDATE_IN_PROGRESS_LED);
    }

    if (bootloader_app_is_valid(DFU_BANK_0_REGION_START) && !bootloader_dfu_sd_in_progress()) {

        PUTS("Start App");

        // Select a bank region to use as application region.
        // @note: Only applications running from DFU_BANK_0_REGION_START is supported.
        bootloader_app_start(DFU_BANK_0_REGION_START);
    }

    NVIC_SystemReset();
}
/**@brief Function for bootloader main entry.
 */
int main(void)
{
    uint32_t err_code;
    bool     dfu_start = (NRF_POWER->GPREGRET == BOOTLOADER_DFU_START);
    bool     power_on = (NRF_POWER->GPREGRET == 0x000000);

    if (dfu_start || power_on)
    {
        NRF_POWER->GPREGRET = BOOTLOADER_APP_START;
    }
    
//    leds_init();

    // This check ensures that the defined fields in the bootloader corresponds with actual
    // setting in the chip.
    APP_ERROR_CHECK_BOOL(*((uint32_t *)NRF_UICR_BOOT_START_ADDRESS) == BOOTLOADER_REGION_START);
    APP_ERROR_CHECK_BOOL(NRF_FICR->CODEPAGESIZE == CODE_PAGE_SIZE);

    // Initialize.
    timers_init();
//    buttons_init();

    (void)bootloader_init();

    if (bootloader_dfu_sd_in_progress())
    {
//        nrf_gpio_pin_clear(UPDATE_IN_PROGRESS_LED);

        err_code = bootloader_dfu_sd_update_continue();
        APP_ERROR_CHECK(err_code);

        ble_stack_init(!dfu_start);
        scheduler_init();

        err_code = bootloader_dfu_sd_update_finalize();
        APP_ERROR_CHECK(err_code);

//        nrf_gpio_pin_set(UPDATE_IN_PROGRESS_LED);
    }
    else
    {
        // If stack is present then continue initialization of bootloader.
        ble_stack_init(!dfu_start);
        scheduler_init();
    }

//    dfu_start |= ((nrf_gpio_pin_read(BOOTLOADER_BUTTON) == 0) ? true: false);
    if (power_on || dfu_start || (!bootloader_app_is_valid(DFU_BANK_0_REGION_START)))
    {
//        nrf_gpio_pin_clear(UPDATE_IN_PROGRESS_LED);

        // Initiate an update of the firmware.
        err_code = bootloader_dfu_start(power_on);
        APP_ERROR_CHECK(err_code);

//        nrf_gpio_pin_set(UPDATE_IN_PROGRESS_LED);
    }
    else if (bootloader_app_is_valid(DFU_BANK_0_REGION_START) && !bootloader_dfu_sd_in_progress())
    {
        // Select a bank region to use as application region.
        // @note: Only applications running from DFU_BANK_0_REGION_START is supported.
        bootloader_app_start(DFU_BANK_0_REGION_START);
    }
    
    NVIC_SystemReset();
}