projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | |
| 2 | # List of files in the vdso, has to be asm only for now | |
| 3 | ||
| 18ad51dd AB |
4 | obj-vdso32-$(CONFIG_PPC64) = getcpu.o |
| 5 | obj-vdso32 = sigtramp.o gettimeofday.o datapage.o cacheflush.o note.o \ | |
| 6 | $(obj-vdso32-y) | |
| 1da177e4 LT |
7 | |
| 8 | # Build rules | |
| 9 | ||
| a7f290da BH |
10 | ifeq ($(CONFIG_PPC32),y) |
| 11 | CROSS32CC := $(CC) | |
| 12 | endif | |
| 13 | ||
| 8150caad | 14 | targets := $(obj-vdso32) vdso32.so vdso32.so.dbg |
| 1da177e4 LT |
15 | obj-vdso32 := $(addprefix $(obj)/, $(obj-vdso32)) |
| 16 | ||
| a15098c9 | 17 | GCOV_PROFILE := n |
| bf76f73c | 18 | UBSAN_SANITIZE := n |
| 1da177e4 | 19 | |
| 4108d9ba | 20 | ccflags-y := -shared -fno-common -fno-builtin |
| 21 | ccflags-y += -nostdlib -Wl,-soname=linux-vdso32.so.1 \ | |
| 787b393c | 22 | $(call cc-ldoption, -Wl$(comma)--hash-style=both) |
| 4108d9ba | 23 | asflags-y := -D__VDSO32__ -s |
| 1da177e4 LT |
24 | |
| 25 | obj-y += vdso32_wrapper.o | |
| 26 | extra-y += vdso32.lds | |
| 271c3f35 | 27 | CPPFLAGS_vdso32.lds += -P -C -Upowerpc |
| 1da177e4 LT |
28 | |
| 29 | # Force dependency (incbin is bad) | |
| 30 | $(obj)/vdso32_wrapper.o : $(obj)/vdso32.so | |
| 31 | ||
| 32 | # link rule for the .so file, .lds has to be first | |
| b9a4a0d0 | 33 | $(obj)/vdso32.so.dbg: $(src)/vdso32.lds $(obj-vdso32) FORCE |
| 1da177e4 LT |
34 | $(call if_changed,vdso32ld) |
| 35 | ||
| 8150caad RM |
36 | # strip rule for the .so file |
| 37 | $(obj)/%.so: OBJCOPYFLAGS := -S | |
| 38 | $(obj)/%.so: $(obj)/%.so.dbg FORCE | |
| 39 | $(call if_changed,objcopy) | |
| 40 | ||
| 1da177e4 | 41 | # assembly rules for the .S files |
| b9a4a0d0 | 42 | $(obj-vdso32): %.o: %.S FORCE |
| 1da177e4 LT |
43 | $(call if_changed_dep,vdso32as) |
| 44 | ||
| 45 | # actual build commands | |
| 46 | quiet_cmd_vdso32ld = VDSO32L $@ | |
| b9a4a0d0 | 47 | cmd_vdso32ld = $(CROSS32CC) $(c_flags) -o $@ -Wl,-T$(filter %.lds,$^) $(filter %.o,$^) |
| 1da177e4 LT |
48 | quiet_cmd_vdso32as = VDSO32A $@ |
| 49 | cmd_vdso32as = $(CROSS32CC) $(a_flags) -c -o $@ $< | |
| 50 | ||
| 8150caad RM |
51 | # install commands for the unstripped file |
| 52 | quiet_cmd_vdso_install = INSTALL $@ | |
| 53 | cmd_vdso_install = cp $(obj)/$@.dbg $(MODLIB)/vdso/$@ | |
| 54 | ||
| 55 | vdso32.so: $(obj)/vdso32.so.dbg | |
| 56 | @mkdir -p $(MODLIB)/vdso | |
| 57 | $(call cmd,vdso_install) | |
| 58 | ||
| 59 | vdso_install: vdso32.so |