menu "Toolchain" choice prompt "Toolchain type" default BR2_TOOLCHAIN_BUILDROOT if !BR2_avr32 default BR2_TOOLCHAIN_EXTERNAL_SOURCE if BR2_avr32 help Select whether to use the toolchain provided by buildroot or an external toolchain. Some vendors provide toolchains in binary form, some in source form. config BR2_TOOLCHAIN_BUILDROOT bool "Buildroot toolchain" depends on !BR2_avr32 config BR2_TOOLCHAIN_EXTERNAL bool "External binary toolchain" config BR2_TOOLCHAIN_EXTERNAL_SOURCE bool "External source toolchain" endchoice config BR2_TOOLCHAIN_SOURCE bool default y if BR2_TOOLCHAIN_BUILDROOT || BR2_TOOLCHAIN_EXTERNAL_SOURCE default n if BR2_TOOLCHAIN_EXTERNAL source "target/device/Config.in.toolchain" source "toolchain/Config.in.2" source "toolchain/external-toolchain/Config.in" endmenu