3 # Stefan Roese, DENX Software Engineering, sr@denx.de.
5 # SPDX-License-Identifier: GPL-2.0+
8 include $(TOPDIR)/nand_spl/board/$(BOARDDIR)/config.mk
10 nandobj := $(OBJTREE)/nand_spl/
12 LDSCRIPT= $(TOPDIR)/nand_spl/board/$(BOARDDIR)/u-boot.lds
13 LDFLAGS := -T $(nandobj)u-boot.lds -Ttext $(CONFIG_SYS_TEXT_BASE) $(LDFLAGS) \
15 AFLAGS += -DCONFIG_NAND_SPL
16 CFLAGS += -DCONFIG_NAND_SPL
18 SOBJS = start.o init.o resetvec.o
19 COBJS = nand_boot.o nand_ecc.o ndfc.o sdram.o
21 SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
22 OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
23 __OBJS := $(SOBJS) $(COBJS)
24 LNDIR := $(nandobj)board/$(BOARDDIR)
26 all: $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin
28 $(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl
29 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@
31 $(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl
32 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
34 $(nandobj)u-boot-spl: $(OBJS) $(nandobj)u-boot.lds
35 cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) $(PLATFORM_LIBS) \
36 -Map $(nandobj)u-boot-spl.map -o $@
38 $(nandobj)u-boot.lds: $(LDSCRIPT)
39 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
41 # create symbolic links for common files
46 ln -s $(SRCTREE)/drivers/mtd/nand/ndfc.c $@
50 ln -s $(SRCTREE)/arch/powerpc/cpu/ppc4xx/resetvec.S $@
54 ln -s $(SRCTREE)/arch/powerpc/cpu/ppc4xx/start.S $@
56 # from board directory
59 ln -s $(SRCTREE)/board/amcc/bamboo/init.S $@
61 # from nand_spl directory
64 ln -s $(SRCTREE)/nand_spl/nand_boot.c $@
66 # from drivers/mtd/nand directory
69 ln -s $(SRCTREE)/drivers/mtd/nand/nand_ecc.c $@
71 ifneq ($(OBJTREE), $(SRCTREE))
74 ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/sdram.c $@
77 #########################################################################
80 $(CC) $(AFLAGS) -c -o $@ $<
83 $(CC) $(CFLAGS) -c -o $@ $<