diff options
Diffstat (limited to 'sys/modules/linux64/Makefile')
-rw-r--r-- | sys/modules/linux64/Makefile | 49 |
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} \ |