Makefile 1020 B

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  1. # List of files in the vdso, has to be asm only for now
  2. obj-vdso32 = sigtramp.o gettimeofday.o datapage.o cacheflush.o note.o
  3. # Build rules
  4. ifeq ($(CONFIG_PPC32),y)
  5. CROSS32CC := $(CC)
  6. endif
  7. targets := $(obj-vdso32) vdso32.so
  8. obj-vdso32 := $(addprefix $(obj)/, $(obj-vdso32))
  9. EXTRA_CFLAGS := -shared -s -fno-common -fno-builtin
  10. EXTRA_CFLAGS += -nostdlib -Wl,-soname=linux-vdso32.so.1
  11. EXTRA_AFLAGS := -D__VDSO32__ -s
  12. obj-y += vdso32_wrapper.o
  13. extra-y += vdso32.lds
  14. CPPFLAGS_vdso32.lds += -P -C -Upowerpc
  15. # Force dependency (incbin is bad)
  16. $(obj)/vdso32_wrapper.o : $(obj)/vdso32.so
  17. # link rule for the .so file, .lds has to be first
  18. $(obj)/vdso32.so: $(src)/vdso32.lds $(obj-vdso32)
  19. $(call if_changed,vdso32ld)
  20. # assembly rules for the .S files
  21. $(obj-vdso32): %.o: %.S
  22. $(call if_changed_dep,vdso32as)
  23. # actual build commands
  24. quiet_cmd_vdso32ld = VDSO32L $@
  25. cmd_vdso32ld = $(CROSS32CC) $(c_flags) -Wl,-T $^ -o $@
  26. quiet_cmd_vdso32as = VDSO32A $@
  27. cmd_vdso32as = $(CROSS32CC) $(a_flags) -c -o $@ $<