1*4882a593SmuzhiyunBR2_arm=y 2*4882a593SmuzhiyunBR2_cortex_a9=y 3*4882a593SmuzhiyunBR2_ARM_ENABLE_VFP=y 4*4882a593SmuzhiyunBR2_TOOLCHAIN_EXTERNAL=y 5*4882a593SmuzhiyunBR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y 6*4882a593SmuzhiyunBR2_TOOLCHAIN_EXTERNAL_BOOTLIN_ARMV7_EABIHF_MUSL_STABLE=y 7