zephyr/Kconfig: added option for enabling WDT feed (d21442a9) · Commits · Wenxi XU / Mcuboot

boot/zephyr/Kconfig

+10 −0

Original line number	Diff line number	Diff line
		@@ -495,6 +495,16 @@ config MCUBOOT_HW_DOWNGRADE_PREVENTION

		endchoice

		config BOOT_WATCHDOG_FEED
		bool "Feed the watchdog while doing swap"
		default y if SOC_FAMILY_NRF
		imply NRFX_WDT
		imply NRFX_WDT0
		imply NRFX_WDT1
		help
		Enables implementation of MCUBOOT_WATCHDOG_FEED() macro which is
		used to feed watchdog while doing time consuming operations.

		endmenu

		config MCUBOOT_DEVICE_SETTINGS

+10 −3

Original line number	Diff line number	Diff line
		@@ -154,6 +154,7 @@

		#endif /* !__BOOTSIM__ */

		#if CONFIG_BOOT_WATCHDOG_FEED
		#if CONFIG_NRFX_WDT
		#include <nrfx_wdt.h>

		@@ -180,12 +181,18 @@
		#endif /* defined(CONFIG_NRFX_WDT0) && defined(CONFIG_NRFX_WDT1) */

		#else /* CONFIG_NRFX_WDT */

		#warning "MCUBOOT_WATCHDOG_FEED() is no-op"
		/* No vendor implementation, no-op for historical reasons */
		#define MCUBOOT_WATCHDOG_FEED() \
		do { \
		/* TODO: to be implemented */ \
		} while (0)

		#endif /* CONFIG_NRFX_WDT */
		#else /* CONFIG_BOOT_WATCHDOG_FEED */
		/* Not enabled, no feed activity */
		#define MCUBOOT_WATCHDOG_FEED() \
		do { \
		} while (0)

		#endif /* CONFIG_BOOT_WATCHDOG_FEED */

		#endif /* __MCUBOOT_CONFIG_H__ */