DEFAULTTUNE ?= "armv7a" require conf/machine/include/arm/arch-armv7a.inc TUNEVALID[cortexm1] = "Enable Cortex-M1 specific processor optimizations" TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "cortexm1", " -mtune=cortex-m1", "", d)}" AVAILTUNES += "cortexm1" ARMPKGARCH_tune-cortexm1 = "cortexm1" TUNE_FEATURES_tune-cortexm1 = "${TUNE_FEATURES_tune-armv7a} cortexm1" PACKAGE_EXTRA_ARCHS_tune-cortexm1 = "${PACKAGE_EXTRA_ARCHS_tune-armv7at} cortexm1-vfp"