# # Copyright (c) 2018 Nordic Semiconductor ASA # # SPDX-License-Identifier: Apache-2.0 # menuconfig SETTINGS bool default n prompt "Enable settings subsystem with non-volatile storage" # Only NFFS is currently supported as FS. # The reason in that FatFs doesn't implement the fs_rename() API depends on (FILE_SYSTEM && FILE_SYSTEM_NFFS) || (FCB && FLASH_PAGE_LAYOUT) select BASE64 help The settings subsystem allows its users to serialize and deserialize state in memory into and from non-volatile memory. It supports several back-ends to store and load serialized data from and it can do so atomically for all involved modules. choice prompt "Storage back-end" default SETTINGS_FCB if FCB depends on SETTINGS help Storage back-end to be used by the settings subsystem. config SETTINGS_FCB bool "FCB" depends on FCB help Use FCB as a settings storage back-end. config SETTINGS_FS bool "File System" depends on FILE_SYSTEM help Use a file system as a settings storage back-end. endchoice config SETTINGS_FCB_NUM_AREAS int default 8 depends on SETTINGS && SETTINGS_FCB prompt "Number of flash areas used by the settings subsystem" help Number of areas to allocate in the settings FCB. A smaller number is used if the flash hardware cannot support this value. config SETTINGS_FCB_MAGIC hex prompt "FCB magic for the settings subsystem" default 0xc0ffeeee depends on SETTINGS && SETTINGS_FCB help Magic 32-bit word for to identify valid settings area config SETTINGS_FCB_FLASH_AREA int prompt "Flash area id used for settings" default 4 depends on SETTINGS && SETTINGS_FCB help Id of the Flash area where FCB instance used for settings is expected to operate. config SETTINGS_FS_DIR string prompt "Serialization directory" default "/settings" depends on SETTINGS && SETTINGS_FS help Directory where the settings data is stored config SETTINGS_FS_FILE string prompt "Default settings file" default "/settings/run" depends on SETTINGS && SETTINGS_FS help Full path to the default settings file. config SETTINGS_FS_MAX_LINES int prompt "Compression threshold" default 32 depends on SETTINGS && SETTINGS_FS help 'Limit how many items stored in a file before compressing'