ifndef XTOOLS_TOOLCHAIN_PATH
$(error XTOOLS_TOOLCHAIN_PATH is not set)
endif

ifndef MAKEFILE_TOOLCHAIN_DO_PASS2

# arm
CROSS_COMPILE_TARGET_arm = arm-none-eabi

# x86
CROSS_COMPILE_TARGET_x86 = i586-unknown-elf

CROSS_COMPILE_TARGET = ${CROSS_COMPILE_TARGET_${ARCH}}
CROSS_COMPILE_ROOT = ${XTOOLS_TOOLCHAIN_PATH}/${CROSS_COMPILE_TARGET}

else

CROSS_COMPILE = ${CROSS_COMPILE_ROOT}/bin/${CROSS_COMPILE_TARGET}-

TOOLCHAIN_CFLAGS = -I${CROSS_COMPILE_ROOT}/${CROSS_COMPILE_TARGET}/sysroot/usr/include
TOOLCHAIN_LIBS = gcc

CROSS_COMPILE_version = $(shell $(CROSS_COMPILE)gcc -dumpversion)
LIB_INCLUDE_DIR += -L ${CROSS_COMPILE_ROOT}/lib/gcc/${CROSS_COMPILE_TARGET}/${CROSS_COMPILE_version}/

endif

export CROSS_COMPILE TOOLCHAIN_LIBS LIB_INCLUDE_DIR TOOLCHAIN_CFLAGS

ifndef MAKEFILE_TOOLCHAIN_DO_PASS2
MAKEFILE_TOOLCHAIN_DO_PASS2=true
endif