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#
# (C) Copyright 2007
# Stefan Roese, DENX Software Engineering, sr@denx.de.
#
# Copyright 2011 Freescale Semiconductor, Inc.
#
# 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_SPL := 0xff800000
PAD_TO := 0xff802000
include $(TOPDIR)/config.mk
nandobj := $(OBJTREE)/nand_spl/
LDSCRIPT= $(TOPDIR)/$(CPUDIR)/u-boot-nand_spl.lds
LSTSCRIPT= $(nandobj)/board/$(BOARDDIR)/u-boot.lst
LDFLAGS := -T $(nandobj)u-boot-nand_spl.lds -Ttext $(CONFIG_SYS_TEXT_BASE_SPL) $(LDFLAGS) \
$(LDFLAGS_FINAL)
AFLAGS += -DCONFIG_NAND_SPL
CFLAGS += -DCONFIG_NAND_SPL
SOBJS = start.o resetvec.o ticks.o
COBJS = cache.o cpu_init_early.o cpu_init_nand.o fsl_law.o law.o \
nand_boot.o nand_boot_fsl_ifc.o ns16550.o tlb.o tlb_table.o \
../common.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 $(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-nand_spl.lds
cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) $(PLATFORM_LIBS) \
-Map $(nandobj)u-boot-spl.map \
-o $(nandobj)u-boot-spl
# The following line expands into whole rule which generates $(LSTSCRIPT),
# the file containing u-boots LG-array linker section. This is included into
# $(LDSCRIPT). The function make_u_boot_list is defined in helper.mk file.
$(eval $(call make_u_boot_list, $(LSTSCRIPT), $(OBJS)))
$(nandobj)u-boot-nand_spl.lds: $(LDSCRIPT) $(LSTSCRIPT)
$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(nandobj)board/$(BOARDDIR) \
-ansi -D__ASSEMBLY__ -P - <$< >$@
# create symbolic links for common files
$(obj)cache.c:
@rm -f $(obj)cache.c
ln -sf $(SRCTREE)/arch/powerpc/lib/cache.c $(obj)cache.c
$(obj)cpu_init_early.c:
@rm -f $(obj)cpu_init_early.c
ln -sf $(SRCTREE)/$(CPUDIR)/cpu_init_early.c $(obj)cpu_init_early.c
$(obj)cpu_init_nand.c:
@rm -f $(obj)cpu_init_nand.c
ln -sf $(SRCTREE)/$(CPUDIR)/cpu_init_nand.c $(obj)cpu_init_nand.c
$(obj)fsl_law.c:
@rm -f $(obj)fsl_law.c
ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc8xxx/law.c $(obj)fsl_law.c
$(obj)law.c:
@rm -f $(obj)law.c
ln -sf $(SRCTREE)/board/$(BOARDDIR)/law.c $(obj)law.c
$(obj)nand_boot_fsl_ifc.c:
@rm -f $(obj)nand_boot_fsl_ifc.c
ln -sf $(SRCTREE)/nand_spl/nand_boot_fsl_ifc.c \
$(obj)nand_boot_fsl_ifc.c
$(obj)ns16550.c:
@rm -f $(obj)ns16550.c
ln -sf $(SRCTREE)/drivers/serial/ns16550.c $(obj)ns16550.c
$(obj)resetvec.S:
@rm -f $(obj)resetvec.S
ln -s $(SRCTREE)/$(CPUDIR)/resetvec.S $(obj)resetvec.S
$(obj)fixed_ivor.S:
@rm -f $(obj)fixed_ivor.S
ln -sf $(SRCTREE)/$(CPUDIR)/fixed_ivor.S $(obj)fixed_ivor.S
$(obj)start.S: $(obj)fixed_ivor.S
@rm -f $(obj)start.S
ln -sf $(SRCTREE)/$(CPUDIR)/start.S $(obj)start.S
$(obj)ticks.S:
@rm -f $(obj)ticks.S
ln -sf $(SRCTREE)/arch/powerpc/lib/ticks.S $(obj)ticks.S
$(obj)tlb.c:
@rm -f $(obj)tlb.c
ln -sf $(SRCTREE)/$(CPUDIR)/tlb.c $(obj)tlb.c
$(obj)tlb_table.c:
@rm -f $(obj)tlb_table.c
ln -sf $(SRCTREE)/board/$(BOARDDIR)/tlb.c $(obj)tlb_table.c
ifneq ($(OBJTREE), $(SRCTREE))
$(obj)nand_boot.c:
@rm -f $(obj)nand_boot.c
ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/nand_boot.c $(obj)nand_boot.c
$(obj)../common.c:
@rm -f $(obj)../common.c
ln -s $(SRCTREE)/nand_spl/board/freescale/common.c $(obj)../common.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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