DEFAULTTUNE ?= "armv4t" require conf/machine/include/arm/arch-armv4.inc TUNEVALID[arm9tdmi] = "Enable arm9tdmi specific processor optimizations" TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "arm9tdmi", "-mtune=arm9tdmi", "", d)}" AVAILTUNES += "arm9tdmi" ARMPKGARCH_tune-arm9tdmi = "arm9tdmi" TUNE_FEATURES_tune-arm9tdmi = "${TUNE_FEATURES_tune-armv4t} arm9tdmi" PACKAGE_EXTRA_ARCHS_tune-arm9tdmi = "${PACKAGE_EXTRA_ARCHS_tune-armv4t}"