Makefile: Generate a symbol file for u-boot-spl

Add a rule to generate u-boot-spl.sym so that pytest can discover the
available unit tests.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/scripts/Makefile.spl b/scripts/Makefile.spl
index 2e3a443..9f1f744 100644 (file)
--- a/scripts/Makefile.spl
+++ b/scripts/Makefile.spl
@@ -214,7 +214,7 @@ spl/boot.bin: $(obj)/$(SPL_BIN)-align.bin FORCE
        $(call if_changed,mkimage)
 endif
 
-INPUTS-y       += $(obj)/$(SPL_BIN).bin
+INPUTS-y       += $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN).sym
 
 ifdef CONFIG_SAMSUNG
 INPUTS-y       += $(obj)/$(BOARD)-spl.bin
@@ -408,6 +408,11 @@ MKIMAGEFLAGS_u-boot-spl-mtk.bin = -T mtk_image \
 $(obj)/u-boot-spl-mtk.bin: $(obj)/u-boot-spl.bin FORCE
        $(call if_changed,mkimage)
 
+quiet_cmd_sym ?= SYM     $@
+      cmd_sym ?= $(OBJDUMP) -t $< > $@
+$(obj)/$(SPL_BIN).sym: $(obj)/$(SPL_BIN) FORCE
+       $(call if_changed,sym)
+
 # Rule to link u-boot-spl
 # May be overridden by arch/$(ARCH)/config.mk
 quiet_cmd_u-boot-spl ?= LD      $@