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-rw-r--r--sys/modules/linux/Makefile29
1 files changed, 25 insertions, 4 deletions
diff --git a/sys/modules/linux/Makefile b/sys/modules/linux/Makefile
index a671a3377853..c50484d0d1dd 100644
--- a/sys/modules/linux/Makefile
+++ b/sys/modules/linux/Makefile
@@ -7,16 +7,18 @@ CFLAGS+=-DCOMPAT_FREEBSD32 -DCOMPAT_LINUX32
.PATH: ${.CURDIR}/../../compat/linux ${.CURDIR}/../../${MACHINE_CPUARCH}/linux${SFX}
+VDSO= linux${SFX}_vdso
+
KMOD= linux
SRCS= linux_fork.c linux${SFX}_dummy.c linux_emul.c linux_file.c \
linux_futex.c linux_getcwd.c linux_ioctl.c linux_ipc.c \
linux${SFX}_machdep.c linux_mib.c linux_misc.c linux_signal.c \
linux_socket.c linux_stats.c linux_sysctl.c linux${SFX}_sysent.c \
linux${SFX}_sysvec.c linux_uid16.c linux_util.c linux_time.c \
- linux_timer.c \
+ linux_timer.c linux_vdso.c \
opt_inet6.h opt_compat.h opt_posix.h opt_usb.h vnode_if.h \
device_if.h bus_if.h assym.s \
- linux${SFX}_locore.s linux${SFX}_support.s
+ linux${SFX}_support.s
DPSRCS= linux${SFX}_genassym.c
# XXX: for assym.s
@@ -25,6 +27,8 @@ SRCS+= opt_kstack_pages.h opt_nfs.h opt_compat.h opt_hwpmc_hooks.h
SRCS+= opt_apic.h
.endif
+OBJS= ${VDSO}.so
+
.if ${MACHINE_CPUARCH} == "i386"
SRCS+= linux_ptrace.c imgact_linux.c opt_cpu.h
.endif
@@ -37,19 +41,33 @@ EXPORT_SYMS+= linux_ifname
EXPORT_SYMS+= linux_ioctl_register_handler
EXPORT_SYMS+= linux_ioctl_unregister_handler
-CLEANFILES= linux${SFX}_assym.h linux${SFX}_genassym.o
+CLEANFILES= linux${SFX}_assym.h linux${SFX}_genassym.o linux${SFX}_locore.o
linux${SFX}_assym.h: linux${SFX}_genassym.o
sh ${SYSDIR}/kern/genassym.sh linux${SFX}_genassym.o > ${.TARGET}
linux${SFX}_locore.o: linux${SFX}_assym.h assym.s
- ${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \
+ ${CC} -x assembler-with-cpp -DLOCORE -m32 -shared -s \
+ -pipe -I. -I${SYSDIR} -Werror -Wall -fno-common -nostdinc -nostdlib \
+ -fno-omit-frame-pointer \
+ -Wl,-T${.CURDIR}/../../${MACHINE_CPUARCH}/linux${SFX}/${VDSO}.lds.s \
+ -Wl,-soname=${VDSO}.so.1,--eh-frame-hdr,-fPIC,-warn-common \
${.IMPSRC} -o ${.TARGET}
linux${SFX}_support.o: linux${SFX}_assym.h assym.s
${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \
${.IMPSRC} -o ${.TARGET}
+.if ${MACHINE_CPUARCH} == "amd64"
+${VDSO}.so: linux${SFX}_locore.o
+ ${OBJCOPY} --input binary --output elf64-x86-64-freebsd \
+ --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
+.else
+${VDSO}.so: linux${SFX}_locore.o
+ ${OBJCOPY} --input binary --output elf32-i386-freebsd \
+ --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
+.endif
+
linux${SFX}_genassym.o:
${CC} -c ${CFLAGS:N-fno-common} ${.IMPSRC}
@@ -57,6 +75,9 @@ linux${SFX}_genassym.o:
.if defined(KTR)
CFLAGS+= -DKTR
.endif
+.if defined(DEBUG)
+CFLAGS+= -DDEBUG
+.endif
.endif
.include <bsd.kmod.mk>