1# $FreeBSD$ 2 3.PATH: ${SRCTOP}/sys/compat/linux ${SRCTOP}/sys/${MACHINE}/linux 4.if ${MACHINE_CPUARCH} == "amd64" 5.PATH: ${SRCTOP}/sys/x86/linux 6.endif 7 8KMOD= linux64 9SRCS= linux_elf64.c linux_fork.c linux_dummy_machdep.c linux_file.c \ 10 linux_event.c linux_futex.c linux_getcwd.c linux_ioctl.c linux_ipc.c \ 11 linux_machdep.c linux_misc.c linux_ptrace.c linux_signal.c \ 12 linux_socket.c linux_stats.c linux_sysctl.c linux_sysent.c \ 13 linux_sysvec.c linux_time.c linux_vdso.c linux_timer.c \ 14 opt_compat.h opt_inet6.h opt_posix.h opt_usb.h \ 15 vnode_if.h device_if.h bus_if.h \ 16 linux_support.s 17.if ${MACHINE_CPUARCH} == "amd64" 18SRCS+= linux_dummy_x86.c linux_vdso_tsc_selector_x86.c 19.endif 20DPSRCS= assym.inc linux_genassym.c 21 22# XXX: for assym.inc 23SRCS+= opt_kstack_pages.h opt_nfs.h opt_hwpmc_hooks.h 24 25CLEANFILES= linux_assym.h linux_genassym.o linux_locore.o \ 26 genassym.o linux_vdso_gtod.o linux_vdso.so.o 27 28OBJS= linux_vdso.so 29 30linux_assym.h: linux_genassym.o 31 sh ${SYSDIR}/kern/genassym.sh linux_genassym.o > ${.TARGET} 32 33.if ${MACHINE_CPUARCH} == "amd64" 34VDSOFLAGS=-mcmodel=small -msoft-float 35VDSODEPS=linux_vdso_gettc_x86.inc 36.elif ${MACHINE_CPUARCH} == "aarch64" 37# The Linux uses tiny memory model, but our ld does not know about 38# some of relocation types which is generated by cc 39VDSOFLAGS=-mgeneral-regs-only -mcmodel=small -ffixed-x18 40.endif 41 42linux_locore.o: linux_assym.h assym.inc 43 ${CC} -c -x assembler-with-cpp -DLOCORE \ 44 -fPIC -pipe -O2 -Werror ${VDSOFLAGS} \ 45 -nostdinc -fasynchronous-unwind-tables \ 46 -fno-omit-frame-pointer -foptimize-sibling-calls \ 47 -fno-stack-protector -I. -I${SYSDIR} -I${SRCTOP}/include \ 48 ${.IMPSRC} -o ${.TARGET} 49 50linux_vdso_gtod.o: linux_vdso_gtod.inc ${VDSODEPS} 51 ${CC} -c -fPIC -pipe -O2 -Werror ${VDSOFLAGS} \ 52 -nostdinc -fasynchronous-unwind-tables \ 53 -fno-omit-frame-pointer -foptimize-sibling-calls \ 54 -fno-stack-protector -I. -I${SYSDIR} -I${SRCTOP}/include \ 55 ${.IMPSRC} -o ${.TARGET} 56 57linux_vdso.so.o: linux_locore.o linux_vdso_gtod.o 58 ${LD} --shared --eh-frame-hdr -soname=linux-vdso.so.1 \ 59 --no-undefined --hash-style=both -warn-common -nostdlib \ 60 --strip-debug -s --build-id=sha1 -Bsymbolic \ 61 -T${SRCTOP}/sys/${MACHINE}/linux/linux_vdso.lds.s \ 62 -o ${.TARGET} ${.ALLSRC:M*.o} 63 64.if ${MACHINE_CPUARCH} == "aarch64" 65OBJCOPY_TARGET=--output-target elf64-littleaarch64 --binary-architecture aarch64 66.elif ${MACHINE_CPUARCH} == "amd64" 67OBJCOPY_TARGET=--output-target elf64-x86-64 --binary-architecture i386:x86-64 68.else 69.error ${MACHINE_CPUARCH} not yet supported by linux64 70.endif 71 72linux_vdso.so: linux_vdso.so.o 73 ${OBJCOPY} --input-target binary ${OBJCOPY_TARGET} \ 74 linux_vdso.so.o ${.TARGET} 75 ${STRIPBIN} -N _binary_linux_vdso_so_o_size ${.TARGET} 76 77linux_support.o: assym.inc linux_assym.h 78 ${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \ 79 ${.IMPSRC} -o ${.TARGET} 80 81linux_genassym.o: offset.inc 82 ${CC} -c ${CFLAGS:N-flto:N-fno-common} -fcommon ${.IMPSRC} 83 84.if !defined(KERNBUILDDIR) 85.warning Building Linuxulator outside of a kernel does not make sense 86.endif 87 88EXPORT_SYMS= YES 89 90.include <bsd.kmod.mk> 91