/arch/ppc64/kernel/vdso64/Makefile

https://bitbucket.org/evzijst/gittest · Makefile · 35 lines · 18 code · 11 blank · 6 comment · 0 complexity · 894765bc747c6db38dd0cf51f60e5d96 MD5 · raw file 

    

  1. # List of files in the vdso, has to be asm only for now
    2. 

  2. 

  3. obj-vdso64 = sigtramp.o gettimeofday.o datapage.o cacheflush.o
    4. 

  4. 

  5. # Build rules
    6. 

  6. 

  7. targets := $(obj-vdso64) vdso64.so
    8. 

  8. obj-vdso64 := $(addprefix $(obj)/, $(obj-vdso64))
    9. 

  9. 

  10. EXTRA_CFLAGS := -shared -s -fno-common -fno-builtin
    11. 

  11. EXTRA_CFLAGS +=  -nostdlib -Wl,-soname=linux-vdso64.so.1
    12. 

  12. EXTRA_AFLAGS := -D__VDSO64__ -s
    13. 

  13. 

  14. obj-y += vdso64_wrapper.o
    15. 

  15. extra-y += vdso64.lds
    16. 

  16. CPPFLAGS_vdso64.lds += -P -C -U$(ARCH)
    17. 

  17. 

  18. # Force dependency (incbin is bad)
    19. 

  19. $(obj)/vdso64_wrapper.o : $(obj)/vdso64.so
    20. 

  20. 

  21. # link rule for the .so file, .lds has to be first
    22. 

  22. $(obj)/vdso64.so: $(src)/vdso64.lds $(obj-vdso64)
    23. 

  23. 	$(call if_changed,vdso64ld)
    24. 

  24. 

  25. # assembly rules for the .S files
    26. 

  26. $(obj-vdso64): %.o: %.S
    27. 

  27. 	$(call if_changed_dep,vdso64as)
    28. 

  28. 

  29. # actual build commands
    30. 

  30. quiet_cmd_vdso64ld = VDSO64L $@
    31. 

  31.       cmd_vdso64ld = $(CC) $(c_flags) -Wl,-T $^ -o $@
    32. 

  32. quiet_cmd_vdso64as = VDSO64A $@
    33. 

  33.       cmd_vdso64as = $(CC) $(a_flags) -c -o $@ $<
    34.