1# 2# Makefile for the ia32 kernel emulation subsystem. 3# 4 5obj-$(CONFIG_IA32_EMULATION) := ia32entry.o sys_ia32.o ia32_signal.o tls32.o \ 6 ia32_binfmt.o fpu32.o ptrace32.o syscall32.o syscall32_syscall.o \ 7 mmap32.o 8 9sysv-$(CONFIG_SYSVIPC) := ipc32.o 10obj-$(CONFIG_IA32_EMULATION) += $(sysv-y) 11 12obj-$(CONFIG_IA32_AOUT) += ia32_aout.o 13 14audit-class-$(CONFIG_AUDIT) := audit.o 15obj-$(CONFIG_IA32_EMULATION) += $(audit-class-y) 16 17$(obj)/syscall32_syscall.o: \ 18 $(foreach F,sysenter syscall,$(obj)/vsyscall-$F.so) 19 20# Teach kbuild about targets 21targets := $(foreach F,sysenter syscall,vsyscall-$F.o vsyscall-$F.so) 22 23# The DSO images are built using a special linker script 24quiet_cmd_syscall = SYSCALL $@ 25 cmd_syscall = $(CC) -m32 -nostdlib -shared -s \ 26 $(call ld-option, -Wl$(comma)--hash-style=sysv) \ 27 -Wl,-soname=linux-gate.so.1 -o $@ \ 28 -Wl,-T,$(filter-out FORCE,$^) 29 30$(obj)/vsyscall-sysenter.so $(obj)/vsyscall-syscall.so: \ 31$(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE 32 $(call if_changed,syscall) 33 34AFLAGS_vsyscall-sysenter.o = -m32 -Wa,-32 35AFLAGS_vsyscall-syscall.o = -m32 -Wa,-32 36