3 # Stefan Roese, DENX Software Engineering, sr@denx.de.
5 # Copyright 2009-2011 Freescale Semiconductor, Inc.
7 # SPDX-License-Identifier: GPL-2.0+
11 CONFIG_SYS_TEXT_BASE_SPL := 0xfff00000
14 include $(TOPDIR)/config.mk
16 nandobj := $(OBJTREE)/nand_spl/
18 LDSCRIPT= $(TOPDIR)/$(CPUDIR)/u-boot-nand_spl.lds
19 LDFLAGS := -T $(nandobj)u-boot-nand_spl.lds -Ttext $(CONFIG_SYS_TEXT_BASE_SPL) \
20 $(LDFLAGS) $(LDFLAGS_FINAL)
21 AFLAGS += -DCONFIG_NAND_SPL
22 CFLAGS += -DCONFIG_NAND_SPL
24 SOBJS = start.o resetvec.o
25 COBJS = cache.o cpu_init_early.o spl_minimal.o fsl_law.o law.o \
26 nand_boot.o nand_boot_fsl_elbc.o ns16550.o tlb.o tlb_table.o
28 SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
29 OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
30 __OBJS := $(SOBJS) $(COBJS)
31 LNDIR := $(nandobj)board/$(BOARDDIR)
33 ALL = $(nandobj)u-boot-spl $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin
35 all: $(obj).depend $(ALL)
37 $(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl
38 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@
40 $(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl
41 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
43 $(nandobj)u-boot-spl: $(OBJS) $(nandobj)u-boot-nand_spl.lds
44 cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) $(PLATFORM_LIBS) \
45 -Map $(nandobj)u-boot-spl.map \
46 -o $(nandobj)u-boot-spl
48 $(nandobj)u-boot-nand_spl.lds: $(LDSCRIPT)
49 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(nandobj)/board/$(BOARDDIR) \
50 -ansi -D__ASSEMBLY__ -P - <$< >$@
52 # create symbolic links for common files
56 ln -sf $(SRCTREE)/arch/powerpc/lib/cache.c $(obj)cache.c
58 $(obj)cpu_init_early.c:
59 @rm -f $(obj)cpu_init_early.c
60 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/cpu_init_early.c $(obj)cpu_init_early.c
63 @rm -f $(obj)spl_minimal.c
64 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/spl_minimal.c $(obj)spl_minimal.c
67 @rm -f $(obj)fsl_law.c
68 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc8xxx/law.c $(obj)fsl_law.c
72 ln -sf $(SRCTREE)/board/$(BOARDDIR)/law.c $(obj)law.c
74 $(obj)nand_boot_fsl_elbc.c:
75 @rm -f $(obj)nand_boot_fsl_elbc.c
76 ln -sf $(SRCTREE)/nand_spl/nand_boot_fsl_elbc.c \
77 $(obj)nand_boot_fsl_elbc.c
80 @rm -f $(obj)ns16550.c
81 ln -sf $(SRCTREE)/drivers/serial/ns16550.c $(obj)ns16550.c
84 @rm -f $(obj)resetvec.S
85 ln -s $(SRCTREE)/$(CPUDIR)/resetvec.S $(obj)resetvec.S
88 @rm -f $(obj)fixed_ivor.S
89 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/fixed_ivor.S $(obj)fixed_ivor.S
91 $(obj)start.S: $(obj)fixed_ivor.S
93 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/start.S $(obj)start.S
97 ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/tlb.c $(obj)tlb.c
100 @rm -f $(obj)tlb_table.c
101 ln -sf $(SRCTREE)/board/$(BOARDDIR)/tlb.c $(obj)tlb_table.c
103 ifneq ($(OBJTREE), $(SRCTREE))
105 @rm -f $(obj)nand_boot.c
106 ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/nand_boot.c $(obj)nand_boot.c
109 #########################################################################
112 $(CC) $(AFLAGS) -c -o $@ $<
115 $(CC) $(CFLAGS) -c -o $@ $<
117 # defines $(obj).depend target
118 include $(SRCTREE)/rules.mk
120 sinclude $(obj).depend
122 #########################################################################