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: ${SRCTOP}/sys/x86/linux
11.endif
12
13VDSO=	linux${SFX}_vdso
14
15KMOD=	linux
16SRCS=	linux_fork.c linux${SFX}_dummy_machdep.c linux_file.c linux_event.c \
17	linux_futex.c linux_getcwd.c linux_ioctl.c linux_ipc.c \
18	linux${SFX}_machdep.c linux_misc.c linux_signal.c \
19	linux_socket.c linux_stats.c linux_sysctl.c linux${SFX}_sysent.c \
20	linux${SFX}_sysvec.c linux_uid16.c linux_time.c \
21	linux_timer.c linux_vdso.c \
22	opt_inet6.h opt_compat.h opt_posix.h opt_usb.h vnode_if.h \
23	device_if.h bus_if.h
24.if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
25SRCS+=	linux_dummy_x86.c
26.endif
27.if ${MACHINE_CPUARCH} == "amd64"
28SRCS+=	linux${SFX}_support.s
29.else
30SRCS+=	linux_copyout.c
31.endif
32DPSRCS=	assym.inc linux${SFX}_genassym.c
33
34# XXX: for assym.inc
35SRCS+=  opt_kstack_pages.h opt_nfs.h opt_hwpmc_hooks.h
36.if ${MACHINE_CPUARCH} == "i386"
37SRCS+=	opt_apic.h
38.endif
39
40OBJS=	${VDSO}.so
41
42.if ${MACHINE_CPUARCH} == "i386"
43SRCS+=	linux_ptrace.c imgact_linux.c linux_util.c linux_mib.c linux_mmap.c \
44	linux_dummy.c linux_emul.c linux_errno.c opt_cpu.h linux.c
45.endif
46
47.if ${MACHINE_CPUARCH} == "i386"
48EXPORT_SYMS=
49EXPORT_SYMS+=	linux_emul_path
50EXPORT_SYMS+=	linux_get_osname
51EXPORT_SYMS+=	linux_get_osrelease
52EXPORT_SYMS+=	linux_ioctl_register_handler
53EXPORT_SYMS+=	linux_ioctl_unregister_handler
54.endif
55
56CLEANFILES=	linux${SFX}_assym.h linux${SFX}_genassym.o linux${SFX}_locore.o \
57		genassym.o
58
59linux${SFX}_assym.h: linux${SFX}_genassym.o
60	sh ${SYSDIR}/kern/genassym.sh linux${SFX}_genassym.o > ${.TARGET}
61
62linux${SFX}_locore.o: linux${SFX}_assym.h assym.inc
63	${CC} -x assembler-with-cpp -DLOCORE -m32 -shared -s			\
64	-pipe -I. -I${SYSDIR} ${WERROR} -Wall -fno-common -nostdinc -nostdlib	\
65	-fno-omit-frame-pointer -fPIC						\
66	-Wl,-T${SRCTOP}/sys/${MACHINE_CPUARCH}/linux${SFX}/${VDSO}.lds.s	\
67	-Wl,-soname=${VDSO}.so.1,--eh-frame-hdr,-warn-common		\
68	    ${.IMPSRC} -o ${.TARGET}
69
70.if ${MACHINE_CPUARCH} == "amd64"
71linux${SFX}_support.o: linux${SFX}_assym.h assym.inc
72	${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \
73	    ${.IMPSRC} -o ${.TARGET}
74
75${VDSO}.so: linux${SFX}_locore.o
76	${OBJCOPY} --input-target binary --output-target elf64-x86-64-freebsd			\
77	    --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
78	strip -N _binary_linux${SFX}_locore_o_size ${.TARGET}
79.else
80${VDSO}.so: linux${SFX}_locore.o
81	${OBJCOPY} --input-target binary --output-target elf32-i386-freebsd			\
82	    --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
83	strip -N _binary_linux_locore_o_size ${.TARGET}
84.endif
85
86linux${SFX}_genassym.o: offset.inc
87	${CC} -c ${CFLAGS:N-flto:N-fno-common} -fcommon ${.IMPSRC}
88
89.if !defined(KERNBUILDDIR)
90.warning Building Linuxulator outside of a kernel does not make sense
91.endif
92
93.include <bsd.kmod.mk>
94