1TARGET_ARCH=arm 2TARGET_SUPPORTS_MTTCG=y 3TARGET_XML_FILES= gdb-xml/arm-core.xml gdb-xml/arm-vfp.xml gdb-xml/arm-vfp3.xml gdb-xml/arm-vfp-sysregs.xml gdb-xml/arm-neon.xml gdb-xml/arm-m-profile.xml gdb-xml/arm-m-profile-mve.xml 4# needed by boot.c 5TARGET_NEED_FDT=y 6TARGET_LONG_BITS=32 7