1config AVB_LIBAVB_USER 2 bool "Android AVB read/write hardware" 3 help 4 This config support the android things system to 5 read/write hardware image, like vbmeta, misc, and 6 so on. And it can provide some a/b and avb information 7 to fastboot and kernel. 8 9config AVB_VBMETA_PUBLIC_KEY_VALIDATE 10 bool "Support vbmeta public key validate" 11 depends on AVB_LIBAVB_USER 12 help 13 support vbmeta public key validate, system bootflow would be 14 uninterruptale when it is enabled: 15 - only allow "boot_android" as bootcmd; 16 - enter rockusb or fastboot when boot failed; 17 - not allow ctrl+c to enter hush; 18 only the CONFIG_BOOTDELAY can interrupt the bootflow. 19 20config SPL_AVB_LIBAVB_USER 21 bool "Android AVB read/write hardware for spl" 22 help 23 This config support the android things system to 24 read/write hardware image, like vbmeta, misc, and 25 so on. And it can provide some a/b and avb information 26 to fastboot and kernel. 27 28config TPL_AVB_LIBAVB_USER 29 bool "Android AVB read/write hardware for tpl" 30 help 31 This config support the android things system to 32 read/write hardware image, like vbmeta, misc, and 33 so on. And it can provide some a/b and avb information 34 to fastboot and kernel. 35