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#
# (C) Copyright 2007
# Stefan Roese, DENX Software Engineering, sr@denx.de.
# (C) Copyright 2008 Freescale Semiconductor
# (C) Copyright Sheldon Instruments, Inc. 2008
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
NAND_SPL := y
CONFIG_SYS_TEXT_BASE := 0xfff00000
include $(TOPDIR)/config.mk
LDSCRIPT= $(TOPDIR)/nand_spl/board/$(BOARDDIR)/u-boot.lds
LDFLAGS = -Bstatic -T $(nandobj)u-boot.lds -Ttext $(CONFIG_SYS_TEXT_BASE) $(PLATFORM_LDFLAGS)
AFLAGS += -DCONFIG_NAND_SPL
CFLAGS += -DCONFIG_NAND_SPL
SOBJS = start.o ticks.o
COBJS = nand_boot_fsl_elbc.o $(BOARD).o sdram.o ns16550.o nand_init.o \
time.o cache.o
SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
__OBJS := $(SOBJS) $(COBJS)
LNDIR := $(OBJTREE)/nand_spl/board/$(BOARDDIR)
nandobj := $(OBJTREE)/nand_spl/
ALL = $(nandobj)u-boot-spl $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin
all: $(obj).depend $(ALL)
$(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) \
-Map $(nandobj)u-boot-spl.map \
-o $(nandobj)u-boot-spl
$(nandobj)u-boot.lds: $(LDSCRIPT)
$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
# create symbolic links for common files
$(obj)start.S:
@rm -f $@
ln -s $(SRCTREE)/arch/powerpc/cpu/mpc83xx/start.S $@
$(obj)nand_boot_fsl_elbc.c:
@rm -f $@
ln -s $(SRCTREE)/nand_spl/nand_boot_fsl_elbc.c $@
$(obj)sdram.c:
@rm -f $@
ln -s $(SRCTREE)/board/$(BOARDDIR)/sdram.c $@
$(obj)$(BOARD).c:
@rm -f $@
ln -s $(SRCTREE)/board/$(BOARDDIR)/$(BOARD).c $@
$(obj)ns16550.c:
@rm -f $@
ln -s $(SRCTREE)/drivers/serial/ns16550.c $@
$(obj)nand_init.c:
@rm -f $@
ln -s $(SRCTREE)/arch/powerpc/cpu/mpc83xx/nand_init.c $@
$(obj)cache.c:
@rm -f $@
ln -s $(SRCTREE)/arch/powerpc/lib/cache.c $@
$(obj)time.c:
@rm -f $@
ln -s $(SRCTREE)/arch/powerpc/lib/time.c $@
$(obj)ticks.S:
@rm -f $@
ln -s $(SRCTREE)/arch/powerpc/lib/ticks.S $@
#########################################################################
$(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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