1BR2_mips64el=y 2BR2_mips_64r6=y 3BR2_MIPS_NABI64=y 4# BR2_MIPS_SOFT_FLOAT is not set 5BR2_TOOLCHAIN_EXTERNAL=y 6BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y 7BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD=y 8BR2_TOOLCHAIN_EXTERNAL_URL="http://autobuild.buildroot.org/toolchains/tarballs/br-mips64r6-n64-el-hf-2020.11.2.tar.bz2" 9BR2_TOOLCHAIN_EXTERNAL_GCC_9=y 10BR2_TOOLCHAIN_EXTERNAL_HEADERS_5_9=y 11BR2_TOOLCHAIN_EXTERNAL_CUSTOM_GLIBC=y 12BR2_TOOLCHAIN_EXTERNAL_CXX=y 13