3 # Stefan Roese, DENX Software Engineering, sr@denx.de.
5 # Copyright 2009-2011 Freescale Semiconductor, Inc.
7 # See file CREDITS for list of people who contributed to this
10 # This program is free software; you can redistribute it and/or
11 # modify it under the terms of the GNU General Public License as
12 # published by the Free Software Foundation; either version 2 of
13 # the License, or (at your option) any later version.
15 # This program is distributed in the hope that it will be useful,
16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 # GNU General Public License for more details.
20 # You should have received a copy of the GNU General Public License
21 # along with this program; if not, write to the Free Software
22 # Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 CONFIG_SYS_TEXT_BASE_SPL := 0xfff00000
30 include $(TOPDIR)/config.mk
32 nandobj := $(OBJTREE)/nand_spl/
34 LDSCRIPT= $(TOPDIR)/$(CPUDIR)/u-boot-nand_spl.lds
35 LDFLAGS := -T $(nandobj)u-boot-nand_spl.lds -Ttext $(CONFIG_SYS_TEXT_BASE_SPL) \
36 $(LDFLAGS) $(LDFLAGS_FINAL)
37 AFLAGS += -DCONFIG_NAND_SPL
38 CFLAGS += -DCONFIG_NAND_SPL
40 SOBJS = start.o resetvec.o
41 COBJS = cache.o cpu_init_early.o cpu_init_nand.o fsl_law.o law.o \
42 nand_boot.o nand_boot_fsl_elbc.o ns16550.o tlb.o tlb_table.o
44 SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
45 OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
46 __OBJS := $(SOBJS) $(COBJS)
47 LNDIR := $(nandobj)board/$(BOARDDIR)
49 ALL = $(nandobj)u-boot-spl $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin
51 all: $(obj).depend $(ALL)
53 $(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl
54 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@
56 $(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl
57 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
59 $(nandobj)u-boot-spl: $(OBJS) $(nandobj)u-boot-nand_spl.lds
60 cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) $(PLATFORM_LIBS) \
61 -Map $(nandobj)u-boot-spl.map \
62 -o $(nandobj)u-boot-spl
64 $(nandobj)u-boot-nand_spl.lds: $(LDSCRIPT)
65 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
67 # create symbolic links for common files
71 ln -sf $(SRCTREE)/arch/powerpc/lib/cache.c $(obj)cache.c
73 $(obj)cpu_init_early.c:
74 @rm -f $(obj)cpu_init_early.c
75 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/cpu_init_early.c $(obj)cpu_init_early.c
77 $(obj)cpu_init_nand.c:
78 @rm -f $(obj)cpu_init_nand.c
79 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/cpu_init_nand.c $(obj)cpu_init_nand.c
82 @rm -f $(obj)fsl_law.c
83 ln -sf $(SRCTREE)/drivers/misc/fsl_law.c $(obj)fsl_law.c
87 ln -sf $(SRCTREE)/board/$(BOARDDIR)/law.c $(obj)law.c
89 $(obj)nand_boot_fsl_elbc.c:
90 @rm -f $(obj)nand_boot_fsl_elbc.c
91 ln -sf $(SRCTREE)/nand_spl/nand_boot_fsl_elbc.c \
92 $(obj)nand_boot_fsl_elbc.c
95 @rm -f $(obj)ns16550.c
96 ln -sf $(SRCTREE)/drivers/serial/ns16550.c $(obj)ns16550.c
99 @rm -f $(obj)resetvec.S
100 ln -s $(SRCTREE)/$(CPUDIR)/resetvec.S $(obj)resetvec.S
103 @rm -f $(obj)fixed_ivor.S
104 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/fixed_ivor.S $(obj)fixed_ivor.S
106 $(obj)start.S: $(obj)fixed_ivor.S
108 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/start.S $(obj)start.S
112 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/tlb.c $(obj)tlb.c
115 @rm -f $(obj)tlb_table.c
116 ln -sf $(SRCTREE)/board/$(BOARDDIR)/tlb.c $(obj)tlb_table.c
118 ifneq ($(OBJTREE), $(SRCTREE))
120 @rm -f $(obj)nand_boot.c
121 ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/nand_boot.c $(obj)nand_boot.c
124 #########################################################################
127 $(CC) $(AFLAGS) -c -o $@ $<
130 $(CC) $(CFLAGS) -c -o $@ $<
132 # defines $(obj).depend target
133 include $(SRCTREE)/rules.mk
135 sinclude $(obj).depend
137 #########################################################################