2 # Makefile for the ia32 kernel emulation subsystem.
5 obj-
$(CONFIG_IA32_EMULATION
) := ia32entry.o sys_ia32.o ia32_ioctl.o \
6 ia32_signal.o tls32.o \
7 ia32_binfmt.o fpu32.o ptrace32.o syscall32.o
9 sysv-
$(CONFIG_SYSVIPC
) := ipc32.o
10 obj-
$(CONFIG_IA32_EMULATION
) += $(sysv-y
)
12 obj-
$(CONFIG_IA32_AOUT
) += ia32_aout.o
14 $(obj
)/syscall32.o
: $(src
)/syscall32.c \
15 $(foreach F
,sysenter syscall
,$(obj
)/vsyscall-
$F.so
)
17 # Teach kbuild about targets
18 targets
:= $(foreach F
,sysenter syscall
,vsyscall-
$F.o vsyscall-
$F.so
)
20 # The DSO images are built using a special linker script
21 quiet_cmd_syscall
= SYSCALL
$@
22 cmd_syscall
= $(CC
) -m32
-nostdlib
-shared
-s \
23 -Wl
,-soname
=linux-gate.so
.1 -o
$@ \
24 -Wl
,-T
,$(filter-out FORCE
,$^
)
26 $(obj
)/vsyscall-sysenter.so
$(obj
)/vsyscall-syscall.so
: \
27 $(obj
)/vsyscall-
%.so
: $(src
)/vsyscall.lds
$(obj
)/vsyscall-
%.o FORCE
28 $(call if_changed
,syscall
)
30 AFLAGS_vsyscall-sysenter.o
= -m32
31 AFLAGS_vsyscall-syscall.o
= -m32
32 CFLAGS_ia32_ioctl.o
+= -Ifs
/
