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#
# (C) Copyright 2007
# Stefan Roese, DENX Software Engineering, sr@denx.de.
#
# SPDX-License-Identifier: GPL-2.0+
#
include $(TOPDIR)/config.mk
include $(TOPDIR)/nand_spl/board/$(BOARDDIR)/config.mk
nandobj := $(OBJTREE)/nand_spl/
LDSCRIPT= $(TOPDIR)/nand_spl/board/$(BOARDDIR)/u-boot.lds
LDFLAGS := -T $(nandobj)u-boot.lds -Ttext $(CONFIG_SYS_TEXT_BASE) $(LDFLAGS) \
$(LDFLAGS_FINAL)
AFLAGS += -DCONFIG_NAND_SPL
CFLAGS += -DCONFIG_NAND_SPL
SOBJS = start.o init.o resetvec.o
COBJS = nand_boot.o nand_ecc.o ndfc.o sdram.o
SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
__OBJS := $(SOBJS) $(COBJS)
LNDIR := $(nandobj)board/$(BOARDDIR)
all: $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin
$(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl
$(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@
$(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl
$(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
$(nandobj)u-boot-spl: $(OBJS) $(nandobj)u-boot.lds
cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) $(PLATFORM_LIBS) \
-Map $(nandobj)u-boot-spl.map -o $@
$(nandobj)u-boot.lds: $(LDSCRIPT)
$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
# create symbolic links for common files
# from cpu directory
$(obj)ndfc.c:
@rm -f $@
ln -s $(SRCTREE)/drivers/mtd/nand/ndfc.c $@
$(obj)resetvec.S:
@rm -f $@
ln -s $(SRCTREE)/arch/powerpc/cpu/ppc4xx/resetvec.S $@
$(obj)start.S:
@rm -f $@
ln -s $(SRCTREE)/arch/powerpc/cpu/ppc4xx/start.S $@
# from board directory
$(obj)init.S:
@rm -f $@
ln -s $(SRCTREE)/board/amcc/bamboo/init.S $@
# from nand_spl directory
$(obj)nand_boot.c:
@rm -f $@
ln -s $(SRCTREE)/nand_spl/nand_boot.c $@
# from drivers/mtd/nand directory
$(obj)nand_ecc.c:
@rm -f $@
ln -s $(SRCTREE)/drivers/mtd/nand/nand_ecc.c $@
ifneq ($(OBJTREE), $(SRCTREE))
$(obj)sdram.c:
@rm -f $@
ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/sdram.c $@
endif
#########################################################################
$(obj)%.o: $(obj)%.S
$(CC) $(AFLAGS) -c -o $@ $<
$(obj)%.o: $(obj)%.c
$(CC) $(CFLAGS) -c -o $@ $<
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################
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