optee_os/ldelf/link.mk

1 link-script$(sm) = ldelf/ldelf.ld.S
2 link-script-pp$(sm) = $(link-out-dir$(sm))/ldelf.lds
3 link-script-dep$(sm) = $(link-out-dir$(sm))/.ldelf.ld.d
6 ldelf: $(link-out-dir$(sm))/ldelf.dmp
7 ldelf: $(link-out-dir$(sm))/ldelf.elf
10 cleanfiles += $(link-out-dir$(sm))/ldelf.dmp
11 cleanfiles += $(link-out-dir$(sm))/ldelf.map
12 cleanfiles += $(link-out-dir$(sm))/ldelf.elf
13 cleanfiles += $(link-script-pp$(sm)) $(link-script-dep$(sm))
15 link-ldflags  = -pie -static --gc-sections
16 link-ldflags += -T $(link-script-pp$(sm))
17 link-ldflags += -Map=$(link-out-dir$(sm))/ldelf.map
18 link-ldflags += --sort-section=alignment
19 link-ldflags += -z max-page-size=4096 # OP-TEE always uses 4K alignment
21 link-ldflags += $(call ld-option,-z force-bti) --fatal-warnings
24 link-ldflags += $(call ld-option,--no-warn-execstack)
26 link-ldflags += $(link-ldflags$(sm))
28 link-ldadd  = $(addprefix -L,$(libdirs))
29 link-ldadd += --start-group $(addprefix -l,$(libnames)) --end-group
30 ldargs-ldelf.elf := $(link-ldflags) $(objs) $(link-ldadd)
32 link-script-cppflags-$(sm) := \
35 		$(addprefix -I,$(incdirs$(sm)) $(link-out-dir$(sm))) \
38 -include $(link-script-dep$(sm))
40 link-script-pp-makefiles$(sm) = $(filter-out %.d %.cmd,$(MAKEFILE_LIST))
42 define gen-link-t
43 $(link-script-pp$(sm)): $(link-script$(sm)) $(conf-file) \
44 			$(link-script-pp-makefiles$(sm))
47 	$(q)$(CPP$(sm)) -P -MT $$@ -MD -MP -MF $(link-script-dep$(sm)) \
48 		$(link-script-cppflags-$(sm)) $$< -o $$@
50 $(link-out-dir$(sm))/ldelf.elf: $(objs) $(libdeps) $(link-script-pp$(sm))
54 $(link-out-dir$(sm))/ldelf.dmp: $(link-out-dir$(sm))/ldelf.elf
59 $(eval $(call gen-link-t))