1TARGET_ARCH=riscv64 2TARGET_BASE_ARCH=riscv 3TARGET_SUPPORTS_MTTCG=y 4TARGET_KVM_HAVE_GUEST_DEBUG=y 5TARGET_XML_FILES= gdb-xml/riscv-64bit-cpu.xml gdb-xml/riscv-32bit-fpu.xml gdb-xml/riscv-64bit-fpu.xml gdb-xml/riscv-64bit-virtual.xml gdb-xml/riscv-32bit-cpu.xml gdb-xml/riscv-32bit-virtual.xml 6# needed by boot.c 7TARGET_NEED_FDT=y 8