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-rw-r--r--sys/modules/linux64/Makefile49
1 files changed, 36 insertions, 13 deletions
diff --git a/sys/modules/linux64/Makefile b/sys/modules/linux64/Makefile
index 0be94033a494..0764d1b0dc99 100644
--- a/sys/modules/linux64/Makefile
+++ b/sys/modules/linux64/Makefile
@@ -5,8 +5,6 @@
.PATH: ${SRCTOP}/sys/x86/linux
.endif
-VDSO= linux_vdso
-
KMOD= linux64
SRCS= linux_elf64.c linux_fork.c linux_dummy_machdep.c linux_file.c \
linux_event.c linux_futex.c linux_getcwd.c linux_ioctl.c linux_ipc.c \
@@ -17,7 +15,7 @@ SRCS= linux_elf64.c linux_fork.c linux_dummy_machdep.c linux_file.c \
vnode_if.h device_if.h bus_if.h \
linux_support.s
.if ${MACHINE_CPUARCH} == "amd64"
-SRCS+= linux_dummy_x86.c
+SRCS+= linux_dummy_x86.c linux_vdso_tsc_selector_x86.c
.endif
DPSRCS= assym.inc linux_genassym.c
@@ -25,20 +23,44 @@ DPSRCS= assym.inc linux_genassym.c
SRCS+= opt_kstack_pages.h opt_nfs.h opt_hwpmc_hooks.h
CLEANFILES= linux_assym.h linux_genassym.o linux_locore.o \
- genassym.o
+ genassym.o linux_vdso_gtod.o linux_vdso.so.o
-OBJS= ${VDSO}.so
+OBJS= linux_vdso.so
linux_assym.h: linux_genassym.o
sh ${SYSDIR}/kern/genassym.sh linux_genassym.o > ${.TARGET}
-linux_locore.o: linux_locore.asm linux_assym.h
- ${CC} ${CCLDFLAGS} -x assembler-with-cpp -DLOCORE -shared -mcmodel=small \
- -pipe -I. -I${SYSDIR} ${WERROR} -Wall -fno-common -fPIC -nostdinc \
- -Wl,-T${SRCTOP}/sys/${MACHINE}/linux/${VDSO}.lds.s \
- -Wl,-soname=${VDSO}.so.1,-warn-common -nostdlib \
+.if ${MACHINE_CPUARCH} == "amd64"
+VDSOFLAGS=-mregparm=0 -mcmodel=small -msoft-float
+VDSODEPS=linux_vdso_gettc_x86.inc
+.elif ${MACHINE_CPUARCH} == "aarch64"
+# The Linux uses tiny memory model, but our ld does not know about
+# some of relocation types which is generated by cc
+VDSOFLAGS=-mgeneral-regs-only -mcmodel=small -ffixed-x18
+.endif
+
+linux_locore.o: linux_assym.h assym.inc
+ ${CC} -c -x assembler-with-cpp -DLOCORE \
+ -fPIC -pipe -O2 -Werror ${VDSOFLAGS} \
+ -nostdinc -fasynchronous-unwind-tables \
+ -fno-omit-frame-pointer -foptimize-sibling-calls \
+ -fno-stack-protector -I. -I${SYSDIR} -I${SRCTOP}/include \
${.IMPSRC} -o ${.TARGET}
+linux_vdso_gtod.o: linux_vdso_gtod.inc ${VDSODEPS}
+ ${CC} -c -fPIC -pipe -O2 -Werror ${VDSOFLAGS} \
+ -nostdinc -fasynchronous-unwind-tables \
+ -fno-omit-frame-pointer -foptimize-sibling-calls \
+ -fno-stack-protector -I. -I${SYSDIR} -I${SRCTOP}/include \
+ ${.IMPSRC} -o ${.TARGET}
+
+linux_vdso.so.o: linux_locore.o linux_vdso_gtod.o
+ ${LD} --shared --eh-frame-hdr -soname=linux-vdso.so.1 \
+ --no-undefined --hash-style=both -warn-common -nostdlib \
+ --strip-debug -s --build-id=sha1 -Bsymbolic \
+ -T${SRCTOP}/sys/${MACHINE}/linux/linux_vdso.lds.s \
+ -o ${.TARGET} ${.ALLSRC:M*.o}
+
.if ${MACHINE_CPUARCH} == "aarch64"
OBJCOPY_TARGET=--output-target elf64-littleaarch64 --binary-architecture aarch64
.elif ${MACHINE_CPUARCH} == "amd64"
@@ -46,10 +68,11 @@ OBJCOPY_TARGET=--output-target elf64-x86-64 --binary-architecture i386:x86-64
.else
.error ${MACHINE_CPUARCH} not yet supported by linux64
.endif
-${VDSO}.so: linux_locore.o
+
+linux_vdso.so: linux_vdso.so.o
${OBJCOPY} --input-target binary ${OBJCOPY_TARGET} \
- linux_locore.o ${.TARGET}
- ${STRIPBIN} -N _binary_linux_locore_o_size ${.TARGET}
+ linux_vdso.so.o ${.TARGET}
+ ${STRIPBIN} -N _binary_linux_vdso_so_o_size ${.TARGET}
linux_support.o: assym.inc linux_assym.h
${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \