xref: /freebsd/sys/modules/linux/Makefile (revision 4657548d18877f64bd02be888406aa5b02bf9b06)
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${SFX}
9
10VDSO=	linux${SFX}_vdso
11
12KMOD=	linux
13SRCS=	linux_fork.c linux${SFX}_dummy.c linux_file.c linux_event.c \
14	linux_futex.c linux_getcwd.c linux_ioctl.c linux_ipc.c \
15	linux${SFX}_machdep.c linux_misc.c linux_signal.c \
16	linux_socket.c linux_stats.c linux_sysctl.c linux${SFX}_sysent.c \
17	linux${SFX}_sysvec.c linux_uid16.c linux_time.c \
18	linux_timer.c linux_vdso.c \
19	opt_inet6.h opt_compat.h opt_posix.h opt_usb.h vnode_if.h \
20	device_if.h bus_if.h assym.s \
21	linux${SFX}_support.s
22DPSRCS=	linux${SFX}_genassym.c
23
24# XXX: for assym.s
25SRCS+=  opt_kstack_pages.h opt_nfs.h opt_compat.h opt_hwpmc_hooks.h
26.if ${MACHINE_CPUARCH} == "i386"
27SRCS+=	opt_apic.h
28.endif
29
30OBJS=	${VDSO}.so
31
32.if ${MACHINE_CPUARCH} == "i386"
33SRCS+=	linux_ptrace.c imgact_linux.c linux_util.c linux_mib.c linux_mmap.c \
34	linux_emul.c opt_cpu.h linux.c
35.endif
36
37.if ${MACHINE_CPUARCH} == "i386"
38EXPORT_SYMS=
39EXPORT_SYMS+=	linux_emul_path
40EXPORT_SYMS+=	linux_get_osname
41EXPORT_SYMS+=	linux_get_osrelease
42EXPORT_SYMS+=	linux_ioctl_register_handler
43EXPORT_SYMS+=	linux_ioctl_unregister_handler
44.endif
45
46CLEANFILES=	linux${SFX}_assym.h linux${SFX}_genassym.o linux${SFX}_locore.o
47
48linux${SFX}_assym.h: linux${SFX}_genassym.o
49	sh ${SYSDIR}/kern/genassym.sh linux${SFX}_genassym.o > ${.TARGET}
50
51linux${SFX}_locore.o: linux${SFX}_assym.h assym.s
52	${CC} -x assembler-with-cpp -DLOCORE -m32 -shared -s			\
53	-pipe -I. -I${SYSDIR} -Werror -Wall -fno-common -nostdinc -nostdlib	\
54	-fno-omit-frame-pointer -fPIC						\
55	-Wl,-T${SRCTOP}/sys/${MACHINE_CPUARCH}/linux${SFX}/${VDSO}.lds.s	\
56	-Wl,-soname=${VDSO}.so.1,--eh-frame-hdr,-warn-common		\
57	    ${.IMPSRC} -o ${.TARGET}
58
59linux${SFX}_support.o: linux${SFX}_assym.h assym.s
60	${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \
61	    ${.IMPSRC} -o ${.TARGET}
62
63.if ${MACHINE_CPUARCH} == "amd64"
64${VDSO}.so: linux${SFX}_locore.o
65	${OBJCOPY} --input-target binary --output-target elf64-x86-64-freebsd			\
66	    --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
67.else
68${VDSO}.so: linux${SFX}_locore.o
69	${OBJCOPY} --input-target binary --output-target elf32-i386-freebsd			\
70	    --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
71.endif
72
73linux${SFX}_genassym.o:
74	${CC} -c ${CFLAGS:N-flto:N-fno-common} ${.IMPSRC}
75
76.if !defined(KERNBUILDDIR)
77.if defined(KTR)
78CFLAGS+=	-DKTR
79.endif
80.if defined(DEBUG)
81CFLAGS+=	-DDEBUG
82.endif
83.endif
84
85.include <bsd.kmod.mk>
86