{ "inherits": ["cortex-m"], "llvm-target": "armv6m-none-eabi", "build-tags": ["atsamd21g18", "atsamd21", "sam"], "cflags": [ "--target=armv6m-none-eabi", "-Qunused-arguments" ], "ldflags": [ "-T", "targets/atsamd21.ld" ], "extra-files": [ "src/device/sam/atsamd21g18a.s" ] }