1# $FreeBSD$ 2 3.if ${MACHINE_CPUARCH} == "amd64" 4SFX= 32 5CFLAGS+=-DCOMPAT_FREEBSD32 -DCOMPAT_LINUX32 6.endif 7 8.PATH: ${SRCTOP}/sys/compat/linux ${SRCTOP}/sys/${MACHINE_CPUARCH}/linux${SFX} 9.if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64" 10.PATH: ${SRCTOP}/sys/x86/linux 11.endif 12 13KMOD= linux 14SRCS= linux${SFX}_dummy_machdep.c \ 15 linux_elf32.c \ 16 linux_event.c \ 17 linux_file.c \ 18 linux_fork.c \ 19 linux_futex.c \ 20 linux_getcwd.c \ 21 linux_ioctl.c \ 22 linux_ipc.c \ 23 linux${SFX}_machdep.c \ 24 linux_misc.c \ 25 linux_rseq.c \ 26 linux_signal.c \ 27 linux_socket.c \ 28 linux_stats.c \ 29 linux${SFX}_syscalls.c \ 30 linux_sysctl.c \ 31 linux${SFX}_sysent.c \ 32 linux${SFX}_sysvec.c \ 33 linux_time.c \ 34 linux_timer.c \ 35 linux_uid16.c \ 36 linux_vdso.c \ 37 opt_inet6.h \ 38 opt_ktrace.h \ 39 opt_posix.h \ 40 bus_if.h \ 41 device_if.h \ 42 vnode_if.h 43.if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64" 44SRCS+= linux_dummy_x86.c 45VDSODEPS=linux_vdso_gettc_x86.inc 46.endif 47.if ${MACHINE_CPUARCH} == "amd64" 48SRCS+= linux${SFX}_support.S 49.endif 50DPSRCS= assym.inc linux${SFX}_genassym.c 51 52# XXX: for assym.inc 53SRCS+= opt_kstack_pages.h opt_nfs.h opt_hwpmc_hooks.h 54.if ${MACHINE_CPUARCH} == "i386" 55SRCS+= opt_apic.h opt_cpu.h 56.endif 57 58OBJS= linux${SFX}_vdso.so 59 60.if ${MACHINE_CPUARCH} == "i386" 61SRCS+= imgact_linux.c \ 62 linux.c \ 63 linux_dummy.c \ 64 linux_emul.c \ 65 linux_errno.c \ 66 linux_mib.c \ 67 linux_mmap.c \ 68 linux_ptrace_machdep.c \ 69 linux_util.c \ 70 linux_vdso_selector_x86.c \ 71 linux_x86.c \ 72 linux_copyout.c \ 73 linux_netlink.c \ 74 opt_netlink.h 75.endif 76 77.if ${MACHINE_CPUARCH} == "i386" 78EXPORT_SYMS= 79EXPORT_SYMS+= linux_emul_path 80EXPORT_SYMS+= linux_get_osname 81EXPORT_SYMS+= linux_get_osrelease 82EXPORT_SYMS+= linux_ioctl_register_handler 83EXPORT_SYMS+= linux_ioctl_unregister_handler 84.endif 85 86CLEANFILES= linux${SFX}_assym.h linux${SFX}_genassym.o linux${SFX}_locore.o \ 87 genassym.o linux${SFX}_vdso_gtod.o linux${SFX}_vdso.so.o 88 89linux${SFX}_assym.h: linux${SFX}_genassym.o 90 sh ${SYSDIR}/kern/genassym.sh linux${SFX}_genassym.o > ${.TARGET} 91 92.if ${MACHINE_CPUARCH} == "amd64" 93VDSOFLAGS=-DCOMPAT_FREEBSD32 -DCOMPAT_LINUX32 -m32 94.else 95VDSOFLAGS=-mregparm=0 96.endif 97 98linux${SFX}_locore.o: linux${SFX}_assym.h assym.inc 99 ${CC} -c -x assembler-with-cpp -DLOCORE -fPIC -pipe -O2 -Werror \ 100 -msoft-float \ 101 -fno-common -nostdinc -fasynchronous-unwind-tables \ 102 -fno-omit-frame-pointer -foptimize-sibling-calls ${VDSOFLAGS} \ 103 -fno-stack-protector -I. -I${SYSDIR} -I${SRCTOP}/include \ 104 ${.IMPSRC} -o ${.TARGET} 105 106linux${SFX}_vdso_gtod.o: linux_vdso_gtod.inc ${VDSODEPS} 107 ${CC} -c -fPIC -pipe -O2 -Werror -msoft-float \ 108 -fno-common -nostdinc -fasynchronous-unwind-tables \ 109 -fno-omit-frame-pointer -foptimize-sibling-calls ${VDSOFLAGS} \ 110 -fno-stack-protector -I. -I${SYSDIR} -I${SRCTOP}/include \ 111 ${.IMPSRC} -o ${.TARGET} 112 113linux${SFX}_vdso.so.o: linux${SFX}_locore.o linux${SFX}_vdso_gtod.o 114 ${LD} -m elf_i386 --shared --eh-frame-hdr -soname=linux-gate.so.1 \ 115 --no-undefined --hash-style=both -warn-common -nostdlib \ 116 --strip-debug -s --build-id=sha1 --Bsymbolic \ 117 -T${SRCTOP}/sys/${MACHINE}/linux${SFX}/linux${SFX}_vdso.lds.s \ 118 -o ${.TARGET} ${.ALLSRC:M*.o} 119 120.if ${MACHINE_CPUARCH} == "amd64" 121OBJCOPY_TARGET=--output-target elf64-x86-64-freebsd --binary-architecture i386 122.elif ${MACHINE_CPUARCH} == "i386" 123OBJCOPY_TARGET=--output-target elf32-i386-freebsd --binary-architecture i386 124.else 125.error ${MACHINE_CPUARCH} not yet supported by linux 126.endif 127 128linux${SFX}_vdso.so: linux${SFX}_vdso.so.o 129 ${OBJCOPY} --input-target binary ${OBJCOPY_TARGET} \ 130 linux${SFX}_vdso.so.o ${.TARGET} 131 ${STRIPBIN} -N _binary_linux${SFX}_vdso_so_o_size ${.TARGET} 132 133.if ${MACHINE_CPUARCH} == "amd64" 134linux${SFX}_support.o: linux${SFX}_support.S linux${SFX}_assym.h assym.inc 135 ${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \ 136 ${.ALLSRC:M*.S:u} -o ${.TARGET} 137.endif 138 139linux${SFX}_genassym.o: offset.inc 140 ${CC} -c ${CFLAGS:N-flto:N-fno-common} -fcommon ${.IMPSRC} 141 142.if !defined(KERNBUILDDIR) 143.warning Building Linuxulator outside of a kernel does not make sense 144.endif 145 146EXPORT_SYMS= YES 147 148.include <bsd.kmod.mk> 149