openwrt/target/linux/brcm63xx/base-files/lib/preinit
..
03_do_brcm63xx.sh
05_failsafe_config_switch_brcm63xx
05_init_interfaces_brcm63xx
05_reset_button_brcm63xx
15_set_preinit_interface_brcm63xx
20_failsafe_net_echo_brcm63xx