1# 2# (C) Copyright 2000-2006 3# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4# 5# See file CREDITS for list of people who contributed to this 6# project. 7# 8# This program is free software; you can redistribute it and/or 9# modify it under the terms of the GNU General Public License as 10# published by the Free Software Foundation; either version 2 of 11# the License, or (at your option) any later version. 12# 13# This program is distributed in the hope that it will be useful, 14# but WITHOUT ANY WARRANTY; without even the implied warranty of 15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16# GNU General Public License for more details. 17# 18# You should have received a copy of the GNU General Public License 19# along with this program; if not, write to the Free Software 20# Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21# MA 02111-1307 USA 22# 23 24TOOLSUBDIRS = 25 26# 27# Mac OS X / Darwin's C preprocessor is Apple specific. It 28# generates numerous errors and warnings. We want to bypass it 29# and use GNU C's cpp. To do this we pass the -traditional-cpp 30# option to the compiler. Note that the -traditional-cpp flag 31# DOES NOT have the same semantics as GNU C's flag, all it does 32# is invoke the GNU preprocessor in stock ANSI/ISO C fashion. 33# 34# Apple's linker is similar, thanks to the new 2 stage linking 35# multiple symbol definitions are treated as errors, hence the 36# -multiply_defined suppress option to turn off this error. 37# 38 39HOST_CFLAGS = -Wall 40HOST_LDFLAGS = 41 42ifeq ($(HOSTOS)-$(HOSTARCH),darwin-ppc) 43HOST_CFLAGS += -traditional-cpp 44HOST_LDFLAGS += -multiply_defined suppress 45else 46HOST_CFLAGS += -pedantic 47endif 48 49# 50# Cygwin needs .exe files :-( 51# 52ifeq ($(HOSTOS),cygwin) 53SFX = .exe 54HOST_CFLAGS += -ansi 55else 56SFX = 57endif 58 59# 60# Include this after HOSTOS HOSTARCH check 61# so that we can act intelligently. 62# 63include $(TOPDIR)/config.mk 64 65# Generated executable files 66BIN_FILES-$(CONFIG_CMD_LOADS) += img2srec$(SFX) 67BIN_FILES-y += mkimage$(SFX) 68BIN_FILES-$(CONFIG_ENV_IS_EMBEDDED) += envcrc$(SFX) 69BIN_FILES-$(CONFIG_SHA1_CHECK_UB_IMG) += ubsha1$(SFX) 70BIN_FILES-$(CONFIG_CMD_NET) += gen_eth_addr$(SFX) 71BIN_FILES-$(CONFIG_LCD_LOGO) += bmp_logo$(SFX) 72BIN_FILES-$(CONFIG_VIDEO_LOGO) += bmp_logo$(SFX) 73BIN_FILES-$(CONFIG_INCA_IP) += inca-swap-bytes$(SFX) 74BIN_FILES-$(CONFIG_NETCONSOLE) += ncb$(SFX) 75 76# Source files which exist outside the tools directory 77EXT_OBJ_FILES-y += common/env_embedded.o 78EXT_OBJ_FILES-y += lib_generic/crc32.o 79EXT_OBJ_FILES-y += lib_generic/md5.o 80EXT_OBJ_FILES-y += lib_generic/sha1.o 81EXT_OBJ_FILES-y += common/image.o 82 83# Source files located in the tools directory 84OBJ_FILES-$(CONFIG_CMD_LOADS) += img2srec.o 85OBJ_FILES-y += mkimage.o 86OBJ_FILES-$(CONFIG_ENV_IS_EMBEDDED) += envcrc.o 87OBJ_FILES-$(CONFIG_SHA1_CHECK_UB_IMG) += ubsha1.o 88OBJ_FILES-$(CONFIG_CMD_NET) += gen_eth_addr.o 89OBJ_FILES-$(CONFIG_LCD_LOGO) += bmp_logo.o 90OBJ_FILES-$(CONFIG_VIDEO_LOGO) += bmp_logo.o 91OBJ_FILES-$(CONFIG_INCA_IP) += inca-swap-bytes.o 92OBJ_FILES-$(CONFIG_NETCONSOLE) += ncb.o 93 94# Don't build by default 95#ifeq ($(ARCH),ppc) 96#BIN_FILES-y += mpc86x_clk$(SFX) 97#OBJ_FILES-y += mpc86x_clk.o 98#endif 99 100# Flattened device tree objects 101LIBFDT_OBJ_FILES-y += fdt.o 102LIBFDT_OBJ_FILES-y += fdt_ro.o 103LIBFDT_OBJ_FILES-y += fdt_rw.o 104LIBFDT_OBJ_FILES-y += fdt_strerror.o 105LIBFDT_OBJ_FILES-y += fdt_wip.o 106 107# Generated LCD/video logo 108LOGO_H = $(OBJTREE)/include/bmp_logo.h 109LOGO-$(CONFIG_LCD_LOGO) += $(LOGO_H) 110LOGO-$(CONFIG_VIDEO_LOGO) += $(LOGO_H) 111 112ifeq ($(LOGO_BMP),) 113LOGO_BMP= logos/denx.bmp 114endif 115ifeq ($(VENDOR),atmel) 116LOGO_BMP= logos/atmel.bmp 117endif 118 119# now $(obj) is defined 120SRCS += $(addprefix $(SRCTREE)/,$(EXT_OBJ_FILES-y:.o=.c)) 121SRCS += $(addprefix $(SRCTREE)/tools/,$(OBJ_FILES-y:.o=.c)) 122SRCS += $(addprefix $(SRCTREE)/libfdt/,$(LIBFDT_OBJ_FILES-y:.o=.c)) 123BINS := $(addprefix $(obj),$(BIN_FILES-y)) 124LIBFDT_OBJS := $(addprefix $(obj),$(LIBFDT_OBJ_FILES-y)) 125 126# 127# Use native tools and options 128# 129CPPFLAGS = -idirafter $(SRCTREE)/include \ 130 -idirafter $(OBJTREE)/include2 \ 131 -idirafter $(OBJTREE)/include \ 132 -I $(SRCTREE)/libfdt \ 133 -I $(SRCTREE)/tools \ 134 -DTEXT_BASE=$(TEXT_BASE) -DUSE_HOSTCC 135CFLAGS = $(HOST_CFLAGS) $(CPPFLAGS) -O 136 137# No -pedantic switch to avoid libfdt compilation warnings 138FIT_CFLAGS = -Wall $(CPPFLAGS) -O 139 140AFLAGS = -D__ASSEMBLY__ $(CPPFLAGS) 141CC = $(HOSTCC) 142STRIP = $(HOSTSTRIP) 143MAKEDEPEND = makedepend 144 145all: $(obj).depend $(BINS) $(LOGO-y) subdirs 146 147$(obj)envcrc$(SFX): $(obj)envcrc.o $(obj)crc32.o $(obj)env_embedded.o $(obj)sha1.o 148 $(CC) $(CFLAGS) -o $@ $^ 149 150$(obj)ubsha1$(SFX): $(obj)ubsha1.o $(obj)sha1.o 151 $(CC) $(CFLAGS) -o $@ $^ 152 153$(obj)img2srec$(SFX): $(obj)img2srec.o 154 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 155 $(STRIP) $@ 156 157$(obj)mkimage$(SFX): $(obj)mkimage.o $(obj)crc32.o $(obj)image.o $(obj)md5.o \ 158 $(obj)sha1.o $(LIBFDT_OBJS) 159 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 160 $(STRIP) $@ 161 162$(obj)ncb$(SFX): $(obj)ncb.o 163 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 164 $(STRIP) $@ 165 166$(obj)gen_eth_addr$(SFX): $(obj)gen_eth_addr.o 167 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 168 $(STRIP) $@ 169 170$(obj)bmp_logo$(SFX): $(obj)bmp_logo.o 171 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 172 $(STRIP) $@ 173 174$(obj)inca-swap-bytes$(SFX): $(obj)inca-swap-bytes.o 175 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 176 $(STRIP) $@ 177 178$(obj)mpc86x_clk$(SFX): $(obj)mpc86x_clk.o 179 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 180 $(STRIP) $@ 181 182$(obj)bin2header$(SFX): $(obj)bin2header.o 183 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 184 $(STRIP) $@ 185 186# image.c and mkimage.c require FIT_CFLAGS instead of standard CFLAGS 187$(obj)image.o: $(SRCTREE)/tools/image.c 188 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 189 190$(obj)mkimage.o: $(SRCTREE)/tools/mkimage.c 191 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 192 193# Some of the tool objects need to be accessed from outside the tools directory 194$(obj)%.o: $(SRCTREE)/common/%.c 195 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 196 197$(obj)%.o: $(SRCTREE)/lib_generic/%.c 198 $(CC) -g $(CFLAGS) -c -o $@ $< 199 200$(LIBFDT_OBJS): 201 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 202 203subdirs: 204ifeq ($(TOOLSUBDIRS),) 205 @: 206else 207 @for dir in $(TOOLSUBDIRS) ; do \ 208 $(MAKE) \ 209 HOSTOS=$(HOSTOS) \ 210 HOSTARCH=$(HOSTARCH) \ 211 HOST_CFLAGS="$(HOST_CFLAGS)" \ 212 HOST_LDFLAGS="$(HOST_LDFLAGS)" \ 213 -C $$dir || exit 1 ; \ 214 done 215endif 216 217$(LOGO_H): $(obj)bmp_logo $(LOGO_BMP) 218 $(obj)./bmp_logo $(LOGO_BMP) >$@ 219 220######################################################################### 221 222# defines $(obj).depend target 223include $(SRCTREE)/rules.mk 224 225sinclude $(obj).depend 226 227######################################################################### 228
