xref: /freebsd/sys/modules/linux/Makefile (revision eda14cbc264d6969b02f2b1994cef11148e914f1)
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
21.if ${MACHINE_CPUARCH} == "amd64"
22SRCS+=	linux${SFX}_support.s
23.else
24SRCS+=	linux_copyout.c
25.endif
26DPSRCS=	assym.inc linux${SFX}_genassym.c
27
28# XXX: for assym.inc
29SRCS+=  opt_kstack_pages.h opt_nfs.h opt_hwpmc_hooks.h
30.if ${MACHINE_CPUARCH} == "i386"
31SRCS+=	opt_apic.h
32.endif
33
34OBJS=	${VDSO}.so
35
36.if ${MACHINE_CPUARCH} == "i386"
37SRCS+=	linux_ptrace.c imgact_linux.c linux_util.c linux_mib.c linux_mmap.c \
38	linux_emul.c linux_errno.c opt_cpu.h linux.c
39.endif
40
41.if ${MACHINE_CPUARCH} == "i386"
42EXPORT_SYMS=
43EXPORT_SYMS+=	linux_emul_path
44EXPORT_SYMS+=	linux_get_osname
45EXPORT_SYMS+=	linux_get_osrelease
46EXPORT_SYMS+=	linux_ioctl_register_handler
47EXPORT_SYMS+=	linux_ioctl_unregister_handler
48.endif
49
50CLEANFILES=	linux${SFX}_assym.h linux${SFX}_genassym.o linux${SFX}_locore.o \
51		genassym.o
52
53linux${SFX}_assym.h: linux${SFX}_genassym.o
54	sh ${SYSDIR}/kern/genassym.sh linux${SFX}_genassym.o > ${.TARGET}
55
56linux${SFX}_locore.o: linux${SFX}_assym.h assym.inc
57	${CC} -x assembler-with-cpp -DLOCORE -m32 -shared -s			\
58	-pipe -I. -I${SYSDIR} ${WERROR} -Wall -fno-common -nostdinc -nostdlib	\
59	-fno-omit-frame-pointer -fPIC						\
60	-Wl,-T${SRCTOP}/sys/${MACHINE_CPUARCH}/linux${SFX}/${VDSO}.lds.s	\
61	-Wl,-soname=${VDSO}.so.1,--eh-frame-hdr,-warn-common		\
62	    ${.IMPSRC} -o ${.TARGET}
63
64.if ${MACHINE_CPUARCH} == "amd64"
65linux${SFX}_support.o: linux${SFX}_assym.h assym.inc
66	${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \
67	    ${.IMPSRC} -o ${.TARGET}
68
69${VDSO}.so: linux${SFX}_locore.o
70	${OBJCOPY} --input-target binary --output-target elf64-x86-64-freebsd			\
71	    --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
72	${STRIPBIN} -N _binary_linux${SFX}_locore_o_size ${.TARGET}
73.else
74${VDSO}.so: linux${SFX}_locore.o
75	${OBJCOPY} --input-target binary --output-target elf32-i386-freebsd			\
76	    --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
77	${STRIPBIN} -N _binary_linux_locore_o_size ${.TARGET}
78.endif
79
80linux${SFX}_genassym.o: offset.inc
81	${CC} -c ${CFLAGS:N-flto:N-fno-common} -fcommon ${.IMPSRC}
82
83.if !defined(KERNBUILDDIR)
84.warning Building Linuxulator outside of a kernel does not make sense
85.endif
86
87.include <bsd.kmod.mk>
88