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Sughosh Ganu1b9c52b2010-11-30 11:25:01 -05001#
2# (C) Copyright 2006-2007
3# Stefan Roese, DENX Software Engineering, sr@denx.de.
4#
5# (C) Copyright 2008
6# Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
7#
8# See file CREDITS for list of people who contributed to this
9# project.
10#
11# This program is free software; you can redistribute it and/or
12# modify it under the terms of the GNU General Public License as
13# published by the Free Software Foundation; either version 2 of
14# the License, or (at your option) any later version.
15#
16# This program is distributed in the hope that it will be useful,
17# but WITHOUT ANY WARRANTY; without even the implied warranty of
18# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19# GNU General Public License for more details.
20#
21# You should have received a copy of the GNU General Public License
22# along with this program; if not, write to the Free Software
23# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24# MA 02111-1307 USA
25#
26
27CONFIG_NAND_SPL = y
28
29include $(TOPDIR)/config.mk
30
Wolfgang Denk29547c62011-03-31 16:26:29 -050031nandobj := $(OBJTREE)/nand_spl/
32
Sughosh Ganu1b9c52b2010-11-30 11:25:01 -050033LDSCRIPT= $(TOPDIR)/nand_spl/board/$(BOARDDIR)/u-boot.lds
Haiying Wang39358732011-02-22 16:38:05 -050034LDFLAGS := -T $(nandobj)u-boot.lds -Ttext $(CONFIG_SYS_TEXT_BASE) $(LDFLAGS) \
35 $(LDFLAGS_FINAL)
Aneesh V552a3192011-07-13 05:11:07 +000036AFLAGS += -DCONFIG_SPL_BUILD -DCONFIG_NAND_SPL
37CFLAGS += -DCONFIG_SPL_BUILD -DCONFIG_NAND_SPL
Sughosh Ganu1b9c52b2010-11-30 11:25:01 -050038
Stefano Babicc6a09392011-09-09 03:09:02 +000039SOBJS = _divsi3.o \
40 _udivsi3.o \
41 start.o
42
43COBJS = cpu.o \
44 davinci_nand.o \
45 davinci_pinmux.o \
46 div0.o \
47 hawkboard_nand_spl.o \
48 memsize.o \
49 misc.o \
50 nand_boot.o \
51 ns16550.o \
52 psc.o
Sughosh Ganu1b9c52b2010-11-30 11:25:01 -050053
54SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
55OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
56__OBJS := $(SOBJS) $(COBJS)
Wolfgang Denk29547c62011-03-31 16:26:29 -050057LNDIR := $(nandobj)board/$(BOARDDIR)
Sughosh Ganu1b9c52b2010-11-30 11:25:01 -050058
59ALL = $(nandobj)u-boot-spl $(nandobj)u-boot-spl.bin \
60 $(nandobj)u-boot-spl-16k.bin
61
62all: $(ALL)
63
64$(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl
65 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@
66
67$(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl
68 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
69
70$(nandobj)u-boot-spl: $(OBJS) $(nandobj)u-boot.lds
71 cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) \
72 -Map $(nandobj)u-boot-spl.map \
73 -o $(nandobj)u-boot-spl
74
75$(nandobj)u-boot.lds: $(LDSCRIPT)
76 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
77
78# create symbolic links for common files
79
80# from board directory
81$(obj)davinci_pinmux.c:
82 @rm -f $@
83 @ln -s $(TOPDIR)/board/davinci/common/davinci_pinmux.c $@
84
85# from drivers/mtd/nand directory
86$(obj)davinci_nand.c:
87 @rm -f $@
88 @ln -s $(TOPDIR)/drivers/mtd/nand/davinci_nand.c $@
89
90# from nand_spl directory
91$(obj)nand_boot.c:
92 @rm -f $@
93 @ln -s $(TOPDIR)/nand_spl/nand_boot.c $@
94
95# from drivers/serial directory
96$(obj)ns16550.c:
97 @rm -f $@
98 @ln -sf $(TOPDIR)/drivers/serial/ns16550.c $@
99
100# from cpu directory
101$(obj)start.S:
102 @rm -f $@
103 ln -s $(TOPDIR)/arch/arm/cpu/arm926ejs/start.S $@
104
105# from lib directory
106$(obj)_udivsi3.S:
107 @rm -f $@
108 ln -s $(TOPDIR)/arch/arm/lib/_udivsi3.S $@
109
110# from lib directory
111$(obj)_divsi3.S:
112 @rm -f $@
113 ln -s $(TOPDIR)/arch/arm/lib/_divsi3.S $@
114
115# from lib directory
116$(obj)div0.c:
117 @rm -f $@
118 ln -s $(TOPDIR)/arch/arm/lib/div0.c $@
119
120# from SoC directory
121$(obj)cpu.c:
122 @rm -f $@
123 @ln -s $(TOPDIR)/arch/arm/cpu/arm926ejs/davinci/cpu.c $@
124
125# from board directory
126$(obj)hawkboard_nand_spl.c:
127 @rm -f $@
128 ln -s $(TOPDIR)/board/davinci/da8xxevm/hawkboard_nand_spl.c $@
129
130# from board directory
Stefano Babic6470f732010-11-30 11:32:10 -0500131$(obj)misc.c:
Sughosh Ganu1b9c52b2010-11-30 11:25:01 -0500132 @rm -f $@
Stefano Babic6470f732010-11-30 11:32:10 -0500133 ln -s $(TOPDIR)/board/davinci/common/misc.c $@
Sughosh Ganu1b9c52b2010-11-30 11:25:01 -0500134
135$(obj)psc.c:
136 @rm -f $@
137 ln -s $(TOPDIR)/arch/arm/cpu/arm926ejs/davinci/psc.c $@
138
Stefano Babicc6a09392011-09-09 03:09:02 +0000139# from common directory
140$(obj)memsize.c:
141 @rm -f $@
142 ln -s $(TOPDIR)/common/memsize.c $@
Sughosh Ganu1b9c52b2010-11-30 11:25:01 -0500143
144#########################################################################
145
146$(obj)%.o: $(obj)%.S
147 $(CC) $(AFLAGS) -c -o $@ $<
148
149$(obj)%.o: $(obj)%.c
150 $(CC) $(CFLAGS) -c -o $@ $<
151
152# defines $(obj).depend target
153include $(SRCTREE)/rules.mk
154
155sinclude $(obj).depend
156
157#########################################################################