1 files changed, 40 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/vdso32/Makefile b/arch/powerpc/kernel/vdso32/Makefile
new file mode 100644
index 000000000000..758331d4d1a5
--- /dev/null
+++ b/arch/powerpc/kernel/vdso32/Makefile
@@ -0,0 +1,40 @@
+
+# List of files in the vdso, has to be asm only for now
+
+obj-vdso32 = sigtramp.o gettimeofday.o datapage.o cacheflush.o note.o
+
+# Build rules
+
+ifeq ($(CONFIG_PPC32),y)
+CROSS32CC := $(CC)
+endif
+
+targets := $(obj-vdso32) vdso32.so
+obj-vdso32 := $(addprefix $(obj)/, $(obj-vdso32))
+
+
+EXTRA_CFLAGS := -shared -s -fno-common -fno-builtin
+EXTRA_CFLAGS += -nostdlib -Wl,-soname=linux-vdso32.so.1
+EXTRA_AFLAGS := -D__VDSO32__ -s
+
+obj-y += vdso32_wrapper.o
+extra-y += vdso32.lds
+CPPFLAGS_vdso32.lds += -P -C -U$(ARCH)
+
+# Force dependency (incbin is bad)
+$(obj)/vdso32_wrapper.o : $(obj)/vdso32.so
+
+# link rule for the .so file, .lds has to be first
+$(obj)/vdso32.so: $(src)/vdso32.lds $(obj-vdso32)
+        $(call if_changed,vdso32ld)
+
+# assembly rules for the .S files
+$(obj-vdso32): %.o: %.S
+        $(call if_changed_dep,vdso32as)
+
+# actual build commands
+quiet_cmd_vdso32ld = VDSO32L $@
+      cmd_vdso32ld = $(CROSS32CC) $(c_flags) -Wl,-T $^ -o $@
+quiet_cmd_vdso32as = VDSO32A $@
+      cmd_vdso32as = $(CROSS32CC) $(a_flags) -c -o $@ $<
+