Commit fd79db3a authored by Jamie McCrae's avatar Jamie McCrae Committed by Dominik Ermel
Browse files

zephyr: boot: serial_recovery: Add no application entrace method 



Adds a bootloader serial recovery entrance mode that will allow
recovering a module if there is no application that can be booted.

Signed-off-by: default avatarJamie McCrae <jamie.mccrae@nordicsemi.no>
parent b3e3ce39

boot/zephyr/Kconfig.serial_recovery

+6 −0
Original line number Diff line number Diff line
@@ -185,6 +185,12 @@ config BOOT_SERIAL_BOOT_MODE 
	  retention system (i.e. an application must set the boot mode to stay

	  in serial recovery mode and reboot the module).



config BOOT_SERIAL_NO_APPLICATION

	bool "Stay in bootloader if no application"

	help

	  Allows for entering serial recovery mode if there is no bootable

	  application that the bootloader can jump to.



endmenu



config BOOT_SERIAL_IMG_GRP_HASH

boot/zephyr/main.c

+15 −1
Original line number Diff line number Diff line
@@ -128,7 +128,8 @@ BOOT_LOG_MODULE_REGISTER(mcuboot); 
#ifdef CONFIG_MCUBOOT_SERIAL

#if !defined(CONFIG_BOOT_SERIAL_ENTRANCE_GPIO) && \

    !defined(CONFIG_BOOT_SERIAL_WAIT_FOR_DFU) && \

    !defined(CONFIG_BOOT_SERIAL_BOOT_MODE)

    !defined(CONFIG_BOOT_SERIAL_BOOT_MODE) && \

    !defined(CONFIG_BOOT_SERIAL_NO_APPLICATION)

#error "Serial recovery selected without an entrance mode set"

#endif

#endif
@@ -596,6 +597,19 @@ void main(void) 


        mcuboot_status_change(MCUBOOT_STATUS_NO_BOOTABLE_IMAGE_FOUND);



#ifdef CONFIG_BOOT_SERIAL_NO_APPLICATION

        /* No bootable image and configuration set to remain in serial

         * recovery mode

         */

#ifdef CONFIG_MCUBOOT_INDICATION_LED

        gpio_pin_set_dt(&led0, 1);

#endif



        mcuboot_status_change(MCUBOOT_STATUS_SERIAL_DFU_ENTERED);

        rc = boot_console_init();

        boot_serial_start(&boot_funcs);

#endif



        FIH_PANIC;

    }

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