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 39HOSTCFLAGS = -Wall 40HOST_LDFLAGS = 41 42ifeq ($(HOSTOS)-$(HOSTARCH),darwin-ppc) 43HOSTCFLAGS += -traditional-cpp 44HOST_LDFLAGS += -multiply_defined suppress 45else 46HOSTCFLAGS += -pedantic 47endif 48 49ifeq ($(HOSTOS),cygwin) 50HOSTCFLAGS += -ansi 51endif 52 53# 54# toolchains targeting win32 generate .exe files 55# 56ifneq (,$(findstring WIN32 ,$(shell $(HOSTCC) -E -dM -xc /dev/null))) 57SFX = .exe 58else 59SFX = 60endif 61 62# 63# Include this after HOSTOS HOSTARCH check 64# so that we can act intelligently. 65# 66include $(TOPDIR)/config.mk 67 68# Generated executable files 69BIN_FILES-$(CONFIG_LCD_LOGO) += bmp_logo$(SFX) 70BIN_FILES-$(CONFIG_VIDEO_LOGO) += bmp_logo$(SFX) 71BIN_FILES-$(CONFIG_ENV_IS_EMBEDDED) += envcrc$(SFX) 72BIN_FILES-$(CONFIG_BUILD_ENVCRC) += envcrc$(SFX) 73BIN_FILES-$(CONFIG_CMD_NET) += gen_eth_addr$(SFX) 74BIN_FILES-$(CONFIG_CMD_LOADS) += img2srec$(SFX) 75BIN_FILES-$(CONFIG_INCA_IP) += inca-swap-bytes$(SFX) 76BIN_FILES-y += mkimage$(SFX) 77BIN_FILES-$(CONFIG_NETCONSOLE) += ncb$(SFX) 78BIN_FILES-$(CONFIG_SHA1_CHECK_UB_IMG) += ubsha1$(SFX) 79 80# Source files which exist outside the tools directory 81EXT_OBJ_FILES-y += common/env_embedded.o 82EXT_OBJ_FILES-y += common/image.o 83EXT_OBJ_FILES-y += lib_generic/crc32.o 84EXT_OBJ_FILES-y += lib_generic/md5.o 85EXT_OBJ_FILES-y += lib_generic/sha1.o 86 87# Source files located in the tools directory 88OBJ_FILES-$(CONFIG_LCD_LOGO) += bmp_logo.o 89OBJ_FILES-$(CONFIG_VIDEO_LOGO) += bmp_logo.o 90OBJ_FILES-y += default_image.o 91OBJ_FILES-$(CONFIG_ENV_IS_EMBEDDED) += envcrc.o 92OBJ_FILES-$(CONFIG_BUILD_ENVCRC) += envcrc.o 93OBJ_FILES-y += fit_image.o 94OBJ_FILES-$(CONFIG_CMD_NET) += gen_eth_addr.o 95OBJ_FILES-$(CONFIG_CMD_LOADS) += img2srec.o 96OBJ_FILES-$(CONFIG_INCA_IP) += inca-swap-bytes.o 97OBJ_FILES-y += kwbimage.o 98OBJ_FILES-y += mkimage.o 99OBJ_FILES-$(CONFIG_NETCONSOLE) += ncb.o 100OBJ_FILES-y += os_support.o 101OBJ_FILES-$(CONFIG_SHA1_CHECK_UB_IMG) += ubsha1.o 102 103# Don't build by default 104#ifeq ($(ARCH),ppc) 105#BIN_FILES-y += mpc86x_clk$(SFX) 106#OBJ_FILES-y += mpc86x_clk.o 107#endif 108 109# Flattened device tree objects 110LIBFDT_OBJ_FILES-y += fdt.o 111LIBFDT_OBJ_FILES-y += fdt_ro.o 112LIBFDT_OBJ_FILES-y += fdt_rw.o 113LIBFDT_OBJ_FILES-y += fdt_strerror.o 114LIBFDT_OBJ_FILES-y += fdt_wip.o 115 116# Generated LCD/video logo 117LOGO_H = $(OBJTREE)/include/bmp_logo.h 118LOGO-$(CONFIG_LCD_LOGO) += $(LOGO_H) 119LOGO-$(CONFIG_VIDEO_LOGO) += $(LOGO_H) 120 121ifeq ($(LOGO_BMP),) 122LOGO_BMP= logos/denx.bmp 123endif 124ifeq ($(VENDOR),atmel) 125LOGO_BMP= logos/atmel.bmp 126endif 127ifeq ($(VENDOR),ronetix) 128LOGO_BMP= logos/ronetix.bmp 129endif 130 131# now $(obj) is defined 132SRCS += $(addprefix $(SRCTREE)/,$(EXT_OBJ_FILES-y:.o=.c)) 133SRCS += $(addprefix $(SRCTREE)/tools/,$(OBJ_FILES-y:.o=.c)) 134SRCS += $(addprefix $(SRCTREE)/libfdt/,$(LIBFDT_OBJ_FILES-y:.o=.c)) 135BINS := $(addprefix $(obj),$(sort $(BIN_FILES-y))) 136LIBFDT_OBJS := $(addprefix $(obj),$(LIBFDT_OBJ_FILES-y)) 137 138# 139# Use native tools and options 140# Define __KERNEL_STRICT_NAMES to prevent typedef overlaps 141# 142CPPFLAGS = -idirafter $(SRCTREE)/include \ 143 -idirafter $(OBJTREE)/include2 \ 144 -idirafter $(OBJTREE)/include \ 145 -I $(SRCTREE)/libfdt \ 146 -I $(SRCTREE)/tools \ 147 -DTEXT_BASE=$(TEXT_BASE) -DUSE_HOSTCC \ 148 -D__KERNEL_STRICT_NAMES 149CFLAGS = $(HOSTCFLAGS) $(CPPFLAGS) -O 150 151# No -pedantic switch to avoid libfdt compilation warnings 152FIT_CFLAGS = -Wall $(CPPFLAGS) -O 153 154AFLAGS = -D__ASSEMBLY__ $(CPPFLAGS) 155CC = $(HOSTCC) 156STRIP = $(HOSTSTRIP) 157MAKEDEPEND = makedepend 158 159all: $(obj).depend $(BINS) $(LOGO-y) subdirs 160 161$(obj)bin2header$(SFX): $(obj)bin2header.o 162 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 163 $(STRIP) $@ 164 165$(obj)bmp_logo$(SFX): $(obj)bmp_logo.o 166 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 167 $(STRIP) $@ 168 169$(obj)envcrc$(SFX): $(obj)crc32.o $(obj)env_embedded.o $(obj)envcrc.o $(obj)sha1.o 170 $(CC) $(CFLAGS) -o $@ $^ 171 172$(obj)gen_eth_addr$(SFX): $(obj)gen_eth_addr.o 173 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 174 $(STRIP) $@ 175 176$(obj)img2srec$(SFX): $(obj)img2srec.o 177 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 178 $(STRIP) $@ 179 180$(obj)inca-swap-bytes$(SFX): $(obj)inca-swap-bytes.o 181 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 182 $(STRIP) $@ 183 184$(obj)mkimage$(SFX): $(obj)crc32.o \ 185 $(obj)default_image.o \ 186 $(obj)fit_image.o \ 187 $(obj)image.o \ 188 $(obj)kwbimage.o \ 189 $(obj)md5.o \ 190 $(obj)mkimage.o \ 191 $(obj)os_support.o \ 192 $(obj)sha1.o \ 193 $(LIBFDT_OBJS) 194 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 195 $(STRIP) $@ 196 197$(obj)mpc86x_clk$(SFX): $(obj)mpc86x_clk.o 198 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 199 $(STRIP) $@ 200 201$(obj)ncb$(SFX): $(obj)ncb.o 202 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 203 $(STRIP) $@ 204 205$(obj)ubsha1$(SFX): $(obj)os_support.o $(obj)sha1.o $(obj)ubsha1.o 206 $(CC) $(CFLAGS) -o $@ $^ 207 208# Some files complain if compiled with -pedantic, use FIT_CFLAGS 209$(obj)default_image.o: $(SRCTREE)/tools/default_image.c 210 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 211 212$(obj)fit_image.o: $(SRCTREE)/tools/fit_image.c 213 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 214 215$(obj)image.o: $(SRCTREE)/common/image.c 216 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 217 218$(obj)kwbimage.o: $(SRCTREE)/tools/kwbimage.c 219 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 220 221$(obj)mkimage.o: $(SRCTREE)/tools/mkimage.c 222 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 223 224$(obj)os_support.o: $(SRCTREE)/tools/os_support.c 225 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 226 227# Some of the tool objects need to be accessed from outside the tools directory 228$(obj)%.o: $(SRCTREE)/common/%.c 229 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 230 231$(obj)%.o: $(SRCTREE)/lib_generic/%.c 232 $(CC) -g $(CFLAGS) -c -o $@ $< 233 234$(LIBFDT_OBJS): 235 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 236 237subdirs: 238ifeq ($(TOOLSUBDIRS),) 239 @: 240else 241 @for dir in $(TOOLSUBDIRS) ; do \ 242 $(MAKE) \ 243 HOSTOS=$(HOSTOS) \ 244 HOSTARCH=$(HOSTARCH) \ 245 HOSTCFLAGS="$(HOSTCFLAGS)" \ 246 HOST_LDFLAGS="$(HOST_LDFLAGS)" \ 247 -C $$dir || exit 1 ; \ 248 done 249endif 250 251$(LOGO_H): $(obj)bmp_logo $(LOGO_BMP) 252 $(obj)./bmp_logo $(LOGO_BMP) >$@ 253 254######################################################################### 255 256# defines $(obj).depend target 257include $(SRCTREE)/rules.mk 258 259sinclude $(obj).depend 260 261######################################################################### 262
