1global-incdirs-y += include 2srcs-$(CFG_ARM32_$(sm)) += start_a32.S 3srcs-$(CFG_ARM64_$(sm)) += start_a64.S 4srcs-y += main.c 5srcs-y += sys.c 6srcs-y += ta_elf.c 7srcs-y += ta_elf_rel.c 8