1*5c0de15dSLoGinexport ARCH?=riscv64 2*5c0de15dSLoGin 3*5c0de15dSLoGinifeq ($(ARCH),riscv64) 4*5c0de15dSLoGinexport CROSS_COMPILE?=riscv64-linux-gnu- 5*5c0de15dSLoGinelse ifeq ($(ARCH),arm64) 6*5c0de15dSLoGinexport CROSS_COMPILE?=aarch64-linux-gnu- 7*5c0de15dSLoGinelse ifeq ($(ARCH),arm) 8*5c0de15dSLoGinexport CROSS_COMPILE?=arm-linux-gnueabihf- 9*5c0de15dSLoGinelse ifeq ($(ARCH),x86) 10*5c0de15dSLoGinexport CROSS_COMPILE?= 11*5c0de15dSLoGinelse 12*5c0de15dSLoGin $(error "Unsupported ARCH: $(ARCH)") 13*5c0de15dSLoGinendif 14*5c0de15dSLoGin 15*5c0de15dSLoGin 16