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_ENV_IS_IN_DATAFLASH) += envcrc$(SFX) 73BIN_FILES-$(CONFIG_ENV_IS_IN_EEPROM) += envcrc$(SFX) 74BIN_FILES-$(CONFIG_ENV_IS_IN_FLASH) += envcrc$(SFX) 75BIN_FILES-$(CONFIG_ENV_IS_IN_ONENAND) += envcrc$(SFX) 76BIN_FILES-$(CONFIG_ENV_IS_IN_NAND) += envcrc$(SFX) 77BIN_FILES-$(CONFIG_ENV_IS_IN_NVRAM) += envcrc$(SFX) 78BIN_FILES-$(CONFIG_ENV_IS_IN_SPI_FLASH) += envcrc$(SFX) 79BIN_FILES-$(CONFIG_CMD_NET) += gen_eth_addr$(SFX) 80BIN_FILES-$(CONFIG_CMD_LOADS) += img2srec$(SFX) 81BIN_FILES-$(CONFIG_INCA_IP) += inca-swap-bytes$(SFX) 82BIN_FILES-y += mkimage$(SFX) 83BIN_FILES-$(CONFIG_NETCONSOLE) += ncb$(SFX) 84BIN_FILES-$(CONFIG_SHA1_CHECK_UB_IMG) += ubsha1$(SFX) 85 86# Source files which exist outside the tools directory 87EXT_OBJ_FILES-y += common/env_embedded.o 88EXT_OBJ_FILES-y += common/image.o 89EXT_OBJ_FILES-y += lib_generic/crc32.o 90EXT_OBJ_FILES-y += lib_generic/md5.o 91EXT_OBJ_FILES-y += lib_generic/sha1.o 92 93# Source files located in the tools directory 94OBJ_FILES-$(CONFIG_LCD_LOGO) += bmp_logo.o 95OBJ_FILES-$(CONFIG_VIDEO_LOGO) += bmp_logo.o 96OBJ_FILES-y += default_image.o 97OBJ_FILES-$(CONFIG_ENV_IS_EMBEDDED) += envcrc.o 98OBJ_FILES-y += fit_image.o 99OBJ_FILES-$(CONFIG_CMD_NET) += gen_eth_addr.o 100OBJ_FILES-$(CONFIG_CMD_LOADS) += img2srec.o 101OBJ_FILES-$(CONFIG_INCA_IP) += inca-swap-bytes.o 102OBJ_FILES-y += kwbimage.o 103OBJ_FILES-y += mkimage.o 104OBJ_FILES-$(CONFIG_NETCONSOLE) += ncb.o 105OBJ_FILES-y += os_support.o 106OBJ_FILES-$(CONFIG_SHA1_CHECK_UB_IMG) += ubsha1.o 107 108# Don't build by default 109#ifeq ($(ARCH),ppc) 110#BIN_FILES-y += mpc86x_clk$(SFX) 111#OBJ_FILES-y += mpc86x_clk.o 112#endif 113 114# Flattened device tree objects 115LIBFDT_OBJ_FILES-y += fdt.o 116LIBFDT_OBJ_FILES-y += fdt_ro.o 117LIBFDT_OBJ_FILES-y += fdt_rw.o 118LIBFDT_OBJ_FILES-y += fdt_strerror.o 119LIBFDT_OBJ_FILES-y += fdt_wip.o 120 121# Generated LCD/video logo 122LOGO_H = $(OBJTREE)/include/bmp_logo.h 123LOGO-$(CONFIG_LCD_LOGO) += $(LOGO_H) 124LOGO-$(CONFIG_VIDEO_LOGO) += $(LOGO_H) 125 126ifeq ($(LOGO_BMP),) 127LOGO_BMP= logos/denx.bmp 128endif 129ifeq ($(VENDOR),atmel) 130LOGO_BMP= logos/atmel.bmp 131endif 132ifeq ($(VENDOR),ronetix) 133LOGO_BMP= logos/ronetix.bmp 134endif 135 136# now $(obj) is defined 137SRCS += $(addprefix $(SRCTREE)/,$(EXT_OBJ_FILES-y:.o=.c)) 138SRCS += $(addprefix $(SRCTREE)/tools/,$(OBJ_FILES-y:.o=.c)) 139SRCS += $(addprefix $(SRCTREE)/libfdt/,$(LIBFDT_OBJ_FILES-y:.o=.c)) 140BINS := $(addprefix $(obj),$(sort $(BIN_FILES-y))) 141LIBFDT_OBJS := $(addprefix $(obj),$(LIBFDT_OBJ_FILES-y)) 142 143# 144# Use native tools and options 145# Define __KERNEL_STRICT_NAMES to prevent typedef overlaps 146# 147CPPFLAGS = -idirafter $(SRCTREE)/include \ 148 -idirafter $(OBJTREE)/include2 \ 149 -idirafter $(OBJTREE)/include \ 150 -I $(SRCTREE)/libfdt \ 151 -I $(SRCTREE)/tools \ 152 -DTEXT_BASE=$(TEXT_BASE) -DUSE_HOSTCC \ 153 -D__KERNEL_STRICT_NAMES 154CFLAGS = $(HOSTCFLAGS) $(CPPFLAGS) -O 155 156# No -pedantic switch to avoid libfdt compilation warnings 157FIT_CFLAGS = -Wall $(CPPFLAGS) -O 158 159AFLAGS = -D__ASSEMBLY__ $(CPPFLAGS) 160CC = $(HOSTCC) 161STRIP = $(HOSTSTRIP) 162MAKEDEPEND = makedepend 163 164all: $(obj).depend $(BINS) $(LOGO-y) subdirs 165 166$(obj)bin2header$(SFX): $(obj)bin2header.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)envcrc$(SFX): $(obj)crc32.o $(obj)env_embedded.o $(obj)envcrc.o $(obj)sha1.o 175 $(CC) $(CFLAGS) -o $@ $^ 176 177$(obj)gen_eth_addr$(SFX): $(obj)gen_eth_addr.o 178 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 179 $(STRIP) $@ 180 181$(obj)img2srec$(SFX): $(obj)img2srec.o 182 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 183 $(STRIP) $@ 184 185$(obj)inca-swap-bytes$(SFX): $(obj)inca-swap-bytes.o 186 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 187 $(STRIP) $@ 188 189$(obj)mkimage$(SFX): $(obj)crc32.o \ 190 $(obj)default_image.o \ 191 $(obj)fit_image.o \ 192 $(obj)image.o \ 193 $(obj)kwbimage.o \ 194 $(obj)md5.o \ 195 $(obj)mkimage.o \ 196 $(obj)os_support.o \ 197 $(obj)sha1.o \ 198 $(LIBFDT_OBJS) 199 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 200 $(STRIP) $@ 201 202$(obj)mpc86x_clk$(SFX): $(obj)mpc86x_clk.o 203 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 204 $(STRIP) $@ 205 206$(obj)ncb$(SFX): $(obj)ncb.o 207 $(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^ 208 $(STRIP) $@ 209 210$(obj)ubsha1$(SFX): $(obj)os_support.o $(obj)sha1.o $(obj)ubsha1.o 211 $(CC) $(CFLAGS) -o $@ $^ 212 213# Some files complain if compiled with -pedantic, use FIT_CFLAGS 214$(obj)default_image.o: $(SRCTREE)/tools/default_image.c 215 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 216 217$(obj)fit_image.o: $(SRCTREE)/tools/fit_image.c 218 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 219 220$(obj)image.o: $(SRCTREE)/common/image.c 221 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 222 223$(obj)kwbimage.o: $(SRCTREE)/tools/kwbimage.c 224 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 225 226$(obj)mkimage.o: $(SRCTREE)/tools/mkimage.c 227 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 228 229$(obj)os_support.o: $(SRCTREE)/tools/os_support.c 230 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 231 232# Some of the tool objects need to be accessed from outside the tools directory 233$(obj)%.o: $(SRCTREE)/common/%.c 234 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 235 236$(obj)%.o: $(SRCTREE)/lib_generic/%.c 237 $(CC) -g $(CFLAGS) -c -o $@ $< 238 239$(LIBFDT_OBJS): 240 $(CC) -g $(FIT_CFLAGS) -c -o $@ $< 241 242subdirs: 243ifeq ($(TOOLSUBDIRS),) 244 @: 245else 246 @for dir in $(TOOLSUBDIRS) ; do \ 247 $(MAKE) \ 248 HOSTOS=$(HOSTOS) \ 249 HOSTARCH=$(HOSTARCH) \ 250 HOSTCFLAGS="$(HOSTCFLAGS)" \ 251 HOST_LDFLAGS="$(HOST_LDFLAGS)" \ 252 -C $$dir || exit 1 ; \ 253 done 254endif 255 256$(LOGO_H): $(obj)bmp_logo $(LOGO_BMP) 257 $(obj)./bmp_logo $(LOGO_BMP) >$@ 258 259######################################################################### 260 261# defines $(obj).depend target 262include $(SRCTREE)/rules.mk 263 264sinclude $(obj).depend 265 266######################################################################### 267
