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1 #
2 # (C) Copyright 2000-2012
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 Foundatio; 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
24 VERSION = 2013
25 PATCHLEVEL = 04
26 SUBLEVEL =
27 EXTRAVERSION =
28 ifneq "$(SUBLEVEL)" ""
29 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
30 else
31 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION)
32 endif
33 TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h
34 VERSION_FILE = $(obj)include/generated/version_autogenerated.h
35
36 HOSTARCH := $(shell uname -m | \
37         sed -e s/i.86/x86/ \
38             -e s/sun4u/sparc64/ \
39             -e s/arm.*/arm/ \
40             -e s/sa110/arm/ \
41             -e s/ppc64/powerpc/ \
42             -e s/ppc/powerpc/ \
43             -e s/macppc/powerpc/\
44             -e s/sh.*/sh/)
45
46 HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
47             sed -e 's/\(cygwin\).*/cygwin/')
48
49 export  HOSTARCH HOSTOS
50
51 # Deal with colliding definitions from tcsh etc.
52 VENDOR=
53
54 #########################################################################
55 # Allow for silent builds
56 ifeq (,$(findstring s,$(MAKEFLAGS)))
57 XECHO = echo
58 else
59 XECHO = :
60 endif
61
62 #########################################################################
63 #
64 # U-boot build supports producing a object files to the separate external
65 # directory. Two use cases are supported:
66 #
67 # 1) Add O= to the make command line
68 # 'make O=/tmp/build all'
69 #
70 # 2) Set environement variable BUILD_DIR to point to the desired location
71 # 'export BUILD_DIR=/tmp/build'
72 # 'make'
73 #
74 # The second approach can also be used with a MAKEALL script
75 # 'export BUILD_DIR=/tmp/build'
76 # './MAKEALL'
77 #
78 # Command line 'O=' setting overrides BUILD_DIR environent variable.
79 #
80 # When none of the above methods is used the local build is performed and
81 # the object files are placed in the source directory.
82 #
83
84 ifdef O
85 ifeq ("$(origin O)", "command line")
86 BUILD_DIR := $(O)
87 endif
88 endif
89
90 # Call a source code checker (by default, "sparse") as part of the
91 # C compilation.
92 #
93 # Use 'make C=1' to enable checking of re-compiled files.
94 #
95 # See the linux kernel file "Documentation/sparse.txt" for more details,
96 # including where to get the "sparse" utility.
97
98 ifdef C
99 ifeq ("$(origin C)", "command line")
100 CHECKSRC := $(C)
101 endif
102 endif
103 ifndef CHECKSRC
104   CHECKSRC = 0
105 endif
106 export CHECKSRC
107
108 ifneq ($(BUILD_DIR),)
109 saved-output := $(BUILD_DIR)
110
111 # Attempt to create a output directory.
112 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
113
114 # Verify if it was successful.
115 BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
116 $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
117 endif # ifneq ($(BUILD_DIR),)
118
119 OBJTREE         := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
120 SPLTREE         := $(OBJTREE)/spl
121 SRCTREE         := $(CURDIR)
122 TOPDIR          := $(SRCTREE)
123 LNDIR           := $(OBJTREE)
124 export  TOPDIR SRCTREE OBJTREE SPLTREE
125
126 MKCONFIG        := $(SRCTREE)/mkconfig
127 export MKCONFIG
128
129 ifneq ($(OBJTREE),$(SRCTREE))
130 REMOTE_BUILD    := 1
131 export REMOTE_BUILD
132 endif
133
134 # $(obj) and (src) are defined in config.mk but here in main Makefile
135 # we also need them before config.mk is included which is the case for
136 # some targets like unconfig, clean, clobber, distclean, etc.
137 ifneq ($(OBJTREE),$(SRCTREE))
138 obj := $(OBJTREE)/
139 src := $(SRCTREE)/
140 else
141 obj :=
142 src :=
143 endif
144 export obj src
145
146 # Make sure CDPATH settings don't interfere
147 unexport CDPATH
148
149 #########################################################################
150
151 # The "tools" are needed early, so put this first
152 # Don't include stuff already done in $(LIBS)
153 # The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
154 # is "yes"), so compile examples after U-Boot is compiled.
155 SUBDIR_TOOLS = tools
156 SUBDIR_EXAMPLES = examples/standalone examples/api
157 SUBDIRS = $(SUBDIR_TOOLS)
158
159 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
160
161 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
162
163 # Include autoconf.mk before config.mk so that the config options are available
164 # to all top level build files.  We need the dummy all: target to prevent the
165 # dependency target in autoconf.mk.dep from being the default.
166 all:
167 sinclude $(obj)include/autoconf.mk.dep
168 sinclude $(obj)include/autoconf.mk
169
170 ifndef CONFIG_SANDBOX
171 SUBDIRS += $(SUBDIR_EXAMPLES)
172 endif
173
174 # load ARCH, BOARD, and CPU configuration
175 include $(obj)include/config.mk
176 export  ARCH CPU BOARD VENDOR SOC
177
178 # set default to nothing for native builds
179 ifeq ($(HOSTARCH),$(ARCH))
180 CROSS_COMPILE ?=
181 endif
182
183 # load other configuration
184 include $(TOPDIR)/config.mk
185
186 # Targets which don't build the source code
187 NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig
188
189 # Only do the generic board check when actually building, not configuring
190 ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
191 ifeq ($(findstring _config,$(MAKECMDGOALS)),)
192 $(CHECK_GENERIC_BOARD)
193 endif
194 endif
195
196 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
197 # that (or fail if absent).  Otherwise, search for a linker script in a
198 # standard location.
199
200 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
201
202 ifndef LDSCRIPT
203         #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
204         ifdef CONFIG_SYS_LDSCRIPT
205                 # need to strip off double quotes
206                 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
207         endif
208 endif
209
210 # If there is no specified link script, we look in a number of places for it
211 ifndef LDSCRIPT
212         ifeq ($(CONFIG_NAND_U_BOOT),y)
213                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
214                 ifeq ($(wildcard $(LDSCRIPT)),)
215                         LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
216                 endif
217         endif
218         ifeq ($(wildcard $(LDSCRIPT)),)
219                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
220         endif
221         ifeq ($(wildcard $(LDSCRIPT)),)
222                 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
223         endif
224         ifeq ($(wildcard $(LDSCRIPT)),)
225                 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
226                 # We don't expect a Makefile here
227                 LDSCRIPT_MAKEFILE_DIR =
228         endif
229         ifeq ($(wildcard $(LDSCRIPT)),)
230 $(error could not find linker script)
231         endif
232 endif
233
234 #########################################################################
235 # U-Boot objects....order is important (i.e. start must be first)
236
237 OBJS  = $(CPUDIR)/start.o
238 ifeq ($(CPU),ppc4xx)
239 OBJS += $(CPUDIR)/resetvec.o
240 endif
241 ifeq ($(CPU),mpc85xx)
242 OBJS += $(CPUDIR)/resetvec.o
243 endif
244
245 OBJS := $(addprefix $(obj),$(OBJS))
246
247 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
248
249 LIBS-y += lib/libgeneric.o
250 LIBS-y += lib/lzma/liblzma.o
251 LIBS-y += lib/lzo/liblzo.o
252 LIBS-y += lib/zlib/libz.o
253 LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o
254 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
255 LIBS-y += $(CPUDIR)/lib$(CPU).o
256 ifdef SOC
257 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
258 endif
259 ifeq ($(CPU),ixp)
260 LIBS-y += drivers/net/npe/libnpe.o
261 endif
262 LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o
263 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
264 LIBS-y += fs/libfs.o \
265         fs/cbfs/libcbfs.o \
266         fs/cramfs/libcramfs.o \
267         fs/ext4/libext4fs.o \
268         fs/fat/libfat.o \
269         fs/fdos/libfdos.o \
270         fs/jffs2/libjffs2.o \
271         fs/reiserfs/libreiserfs.o \
272         fs/sandbox/libsandboxfs.o \
273         fs/ubifs/libubifs.o \
274         fs/yaffs2/libyaffs2.o \
275         fs/zfs/libzfs.o
276 LIBS-y += net/libnet.o
277 LIBS-y += disk/libdisk.o
278 LIBS-y += drivers/bios_emulator/libatibiosemu.o
279 LIBS-y += drivers/block/libblock.o
280 LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o
281 LIBS-y += drivers/crypto/libcrypto.o
282 LIBS-y += drivers/dma/libdma.o
283 LIBS-y += drivers/fpga/libfpga.o
284 LIBS-y += drivers/gpio/libgpio.o
285 LIBS-y += drivers/hwmon/libhwmon.o
286 LIBS-y += drivers/i2c/libi2c.o
287 LIBS-y += drivers/input/libinput.o
288 LIBS-y += drivers/misc/libmisc.o
289 LIBS-y += drivers/mmc/libmmc.o
290 LIBS-y += drivers/mtd/libmtd.o
291 LIBS-y += drivers/mtd/nand/libnand.o
292 LIBS-y += drivers/mtd/onenand/libonenand.o
293 LIBS-y += drivers/mtd/ubi/libubi.o
294 LIBS-y += drivers/mtd/spi/libspi_flash.o
295 LIBS-y += drivers/net/libnet.o
296 LIBS-y += drivers/net/phy/libphy.o
297 LIBS-y += drivers/pci/libpci.o
298 LIBS-y += drivers/pcmcia/libpcmcia.o
299 LIBS-y += drivers/power/libpower.o \
300         drivers/power/fuel_gauge/libfuel_gauge.o \
301         drivers/power/pmic/libpmic.o \
302         drivers/power/battery/libbattery.o
303 LIBS-y += drivers/spi/libspi.o
304 LIBS-y += drivers/dfu/libdfu.o
305 ifeq ($(CPU),mpc83xx)
306 LIBS-y += drivers/qe/libqe.o
307 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
308 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
309 endif
310 ifeq ($(CPU),mpc85xx)
311 LIBS-y += drivers/qe/libqe.o
312 LIBS-y += drivers/net/fm/libfm.o
313 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
314 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
315 endif
316 ifeq ($(CPU),mpc86xx)
317 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
318 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
319 endif
320 LIBS-y += drivers/rtc/librtc.o
321 LIBS-y += drivers/serial/libserial.o
322 LIBS-y += drivers/sound/libsound.o
323 LIBS-y += drivers/tpm/libtpm.o
324 LIBS-y += drivers/twserial/libtws.o
325 LIBS-y += drivers/usb/eth/libusb_eth.o
326 LIBS-y += drivers/usb/gadget/libusb_gadget.o
327 LIBS-y += drivers/usb/host/libusb_host.o
328 LIBS-y += drivers/usb/musb/libusb_musb.o
329 LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
330 LIBS-y += drivers/usb/phy/libusb_phy.o
331 LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
332 LIBS-y += drivers/video/libvideo.o
333 LIBS-y += drivers/watchdog/libwatchdog.o
334 LIBS-y += common/libcommon.o
335 LIBS-y += lib/libfdt/libfdt.o
336 LIBS-y += api/libapi.o
337 LIBS-y += post/libpost.o
338 LIBS-y += test/libtest.o
339
340 ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),)
341 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
342 endif
343
344 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs))
345 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
346 endif
347
348 ifeq ($(SOC),s5pc1xx)
349 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
350 endif
351 ifeq ($(SOC),exynos)
352 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
353 endif
354 ifneq ($(CONFIG_TEGRA),)
355 LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
356 LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
357 LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
358 endif
359
360 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
361 .PHONY : $(LIBS)
362
363 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
364 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
365
366 # Add GCC lib
367 ifdef USE_PRIVATE_LIBGCC
368 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
369 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
370 else
371 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
372 endif
373 else
374 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
375 endif
376 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
377 export PLATFORM_LIBS
378
379 # Special flags for CPP when processing the linker script.
380 # Pass the version down so we can handle backwards compatibility
381 # on the fly.
382 LDPPFLAGS += \
383         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
384         -DCPUDIR=$(CPUDIR) \
385         $(shell $(LD) --version | \
386           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
387
388 __OBJS := $(subst $(obj),,$(OBJS))
389 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
390
391 #########################################################################
392 #########################################################################
393
394 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
395 BOARD_SIZE_CHECK = \
396         @actual=`wc -c $@ | awk '{print $$1}'`; \
397         limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
398         if test $$actual -gt $$limit; then \
399                 echo "$@ exceeds file size limit:" >&2 ; \
400                 echo "  limit:  $$limit bytes" >&2 ; \
401                 echo "  actual: $$actual bytes" >&2 ; \
402                 echo "  excess: $$((actual - limit)) bytes" >&2; \
403                 exit 1; \
404         fi
405 else
406 BOARD_SIZE_CHECK =
407 endif
408
409 # Always append ALL so that arch config.mk's can add custom ones
410 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
411
412 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
413 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
414 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
415 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
416 ifneq ($(CONFIG_SPL_TARGET),)
417 ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
418 endif
419
420 # enable combined SPL/u-boot/dtb rules for tegra
421 ifneq ($(CONFIG_TEGRA),)
422 ifeq ($(CONFIG_OF_SEPARATE),y)
423 ALL-y += $(obj)u-boot-dtb-tegra.bin
424 else
425 ALL-y += $(obj)u-boot-nodtb-tegra.bin
426 endif
427 endif
428
429 all:            $(ALL-y) $(SUBDIR_EXAMPLES)
430
431 $(obj)u-boot.dtb:       $(obj)u-boot
432                 $(MAKE) -C dts binary
433                 mv $(obj)dts/dt.dtb $@
434
435 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
436                 cat $^ >$@
437
438 $(obj)u-boot.hex:       $(obj)u-boot
439                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
440
441 $(obj)u-boot.srec:      $(obj)u-boot
442                 $(OBJCOPY) -O srec $< $@
443
444 $(obj)u-boot.bin:       $(obj)u-boot
445                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
446                 $(BOARD_SIZE_CHECK)
447
448 $(obj)u-boot.ldr:       $(obj)u-boot
449                 $(CREATE_LDR_ENV)
450                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
451                 $(BOARD_SIZE_CHECK)
452
453 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
454                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
455
456 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
457                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
458
459 #
460 # U-Boot entry point, needed for booting of full-blown U-Boot
461 # from the SPL U-Boot version.
462 #
463 ifndef CONFIG_SYS_UBOOT_START
464 CONFIG_SYS_UBOOT_START := 0
465 endif
466
467 $(obj)u-boot.img:       $(obj)u-boot.bin
468                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
469                 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
470                 -e $(CONFIG_SYS_UBOOT_START) \
471                 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
472                         sed -e 's/"[     ]*$$/ for $(BOARD) board"/') \
473                 -d $< $@
474
475 $(obj)u-boot.imx: $(obj)u-boot.bin depend
476                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
477
478 $(obj)u-boot.kwb:       $(obj)u-boot.bin
479                 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
480                 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
481
482 $(obj)u-boot.pbl:       $(obj)u-boot.bin
483                 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
484                 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
485                 -d $< $@
486
487 $(obj)u-boot.sha1:      $(obj)u-boot.bin
488                 $(obj)tools/ubsha1 $(obj)u-boot.bin
489
490 $(obj)u-boot.dis:       $(obj)u-boot
491                 $(OBJDUMP) -d $< > $@
492
493
494
495 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
496                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SPL_PAD_TO) \
497                         -I binary -O binary $< $(obj)spl/u-boot-spl-pad.bin
498                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
499                 rm $(obj)spl/u-boot-spl-pad.bin
500
501 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
502                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
503                         $(OBJTREE)/u-boot-with-spl.imx
504
505 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
506                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
507                         $(OBJTREE)/u-boot-with-nand-spl.imx
508
509 $(obj)u-boot.ubl:       $(obj)u-boot-with-spl.bin
510                 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
511                 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
512
513 $(obj)u-boot.ais:       $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
514                 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
515                         -T aisimage \
516                         -e $(CONFIG_SPL_TEXT_BASE) \
517                         -d $(obj)spl/u-boot-spl.bin \
518                         $(obj)spl/u-boot-spl.ais
519                 $(OBJCOPY) ${OBJCFLAGS} -I binary \
520                         --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
521                         $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
522                 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
523                         $(obj)u-boot.ais
524
525
526 $(obj)u-boot.sb:       $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
527                 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
528
529 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
530 # Both images are created using mkimage (crc etc), so that the ROM
531 # bootloader can check its integrity. Padding needs to be done to the
532 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
533 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
534 # The resulting image containing both U-Boot images is called u-boot.spr
535 $(obj)u-boot.spr:       $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
536                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
537                 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
538                 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
539                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
540                         of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
541                 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
542                         conv=notrunc 2>/dev/null
543                 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
544
545 ifneq ($(CONFIG_TEGRA),)
546 $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
547                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
548                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
549                 rm $(obj)spl/u-boot-spl-pad.bin
550
551 ifeq ($(CONFIG_OF_SEPARATE),y)
552 $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb
553                 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@
554 endif
555 endif
556
557 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
558                 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
559
560 # PPC4xx needs the SPL at the end of the image, since the reset vector
561 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
562 # and need to introduce a new build target with the full blown U-Boot
563 # at the start padded up to the start of the SPL image. And then concat
564 # the SPL image to the end.
565 $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
566                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \
567                         of=$(obj)u-boot-pad.img 2>/dev/null
568                 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \
569                         conv=notrunc 2>/dev/null
570                 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
571
572 ifeq ($(CONFIG_SANDBOX),y)
573 GEN_UBOOT = \
574                 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
575                         -Wl,--start-group $(__LIBS) -Wl,--end-group \
576                         $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
577 else
578 GEN_UBOOT = \
579                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
580                         $(__OBJS) \
581                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
582                         -Map u-boot.map -o u-boot
583 endif
584
585 $(obj)u-boot:   depend \
586                 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
587                 $(GEN_UBOOT)
588 ifeq ($(CONFIG_KALLSYMS),y)
589                 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
590                         awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
591                 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
592                         -c common/system_map.c -o $(obj)common/system_map.o
593                 $(GEN_UBOOT) $(obj)common/system_map.o
594 endif
595
596 $(OBJS):        depend
597                 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@))
598
599 $(LIBS):        depend $(SUBDIR_TOOLS)
600                 $(MAKE) -C $(dir $(subst $(obj),,$@))
601
602 $(LIBBOARD):    depend $(LIBS)
603                 $(MAKE) -C $(dir $(subst $(obj),,$@))
604
605 $(SUBDIRS):     depend
606                 $(MAKE) -C $@ all
607
608 $(SUBDIR_EXAMPLES): $(obj)u-boot
609
610 $(LDSCRIPT):    depend
611                 $(MAKE) -C $(dir $@) $(notdir $@)
612
613 $(obj)u-boot.lds: $(LDSCRIPT)
614                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
615
616 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
617                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
618
619 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
620                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
621
622 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
623                 $(MAKE) -C spl all
624
625 updater:
626                 $(MAKE) -C tools/updater all
627
628 # Explicitly make _depend in subdirs containing multiple targets to prevent
629 # parallel sub-makes creating .depend files simultaneously.
630 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
631                 $(obj)include/autoconf.mk \
632                 $(obj)include/generated/generic-asm-offsets.h \
633                 $(obj)include/generated/asm-offsets.h
634                 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
635                         $(MAKE) -C $$dir _depend ; done
636
637 TAG_SUBDIRS = $(SUBDIRS)
638 TAG_SUBDIRS += $(dir $(__LIBS))
639 TAG_SUBDIRS += include
640
641 FIND := find
642 FINDFLAGS := -L
643
644 checkstack:
645                 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
646                         `$(FIND) $(obj) -name u-boot-spl -print` | \
647                         perl $(src)tools/checkstack.pl $(ARCH)
648
649 tags ctags:
650                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
651                                                 -name '*.[chS]' -print`
652
653 etags:
654                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
655                                                 -name '*.[chS]' -print`
656 cscope:
657                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
658                                                 cscope.files
659                 cscope -b -q -k
660
661 SYSTEM_MAP = \
662                 $(NM) $1 | \
663                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
664                 LC_ALL=C sort
665 $(obj)System.map:       $(obj)u-boot
666                 @$(call SYSTEM_MAP,$<) > $(obj)System.map
667
668 checkthumb:
669         @if test $(call cc-version) -lt 0404; then \
670                 echo -n '*** Your GCC does not produce working '; \
671                 echo 'binaries in THUMB mode.'; \
672                 echo '*** Your board is configured for THUMB mode.'; \
673                 false; \
674         fi
675
676 # GCC 3.x is reported to have problems generating the type of relocation
677 # that U-Boot wants.
678 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
679 checkgcc4:
680         @if test $(call cc-version) -lt 0400; then \
681                 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
682                 false; \
683         fi
684
685 #
686 # Auto-generate the autoconf.mk file (which is included by all makefiles)
687 #
688 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
689 # the dep file is only include in this top level makefile to determine when
690 # to regenerate the autoconf.mk file.
691 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
692         @$(XECHO) Generating $@ ; \
693         set -e ; \
694         : Generate the dependancies ; \
695         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
696                 -MQ $(obj)include/autoconf.mk include/common.h > $@
697
698 $(obj)include/autoconf.mk: $(obj)include/config.h
699         @$(XECHO) Generating $@ ; \
700         set -e ; \
701         : Extract the config macros ; \
702         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
703                 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
704         mv $@.tmp $@
705
706 $(obj)include/generated/generic-asm-offsets.h:  $(obj)include/autoconf.mk.dep \
707         $(obj)lib/asm-offsets.s
708         @$(XECHO) Generating $@
709         tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
710
711 $(obj)lib/asm-offsets.s:        $(obj)include/autoconf.mk.dep \
712         $(src)lib/asm-offsets.c
713         @mkdir -p $(obj)lib
714         $(CC) -DDO_DEPS_ONLY \
715                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
716                 -o $@ $(src)lib/asm-offsets.c -c -S
717
718 $(obj)include/generated/asm-offsets.h:  $(obj)include/autoconf.mk.dep \
719         $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
720         @$(XECHO) Generating $@
721         tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
722
723 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s:   $(obj)include/autoconf.mk.dep
724         @mkdir -p $(obj)$(CPUDIR)/$(SOC)
725         if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
726                 $(CC) -DDO_DEPS_ONLY \
727                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
728                         -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
729         else \
730                 touch $@; \
731         fi
732
733 #########################################################################
734 else    # !config.mk
735 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
736 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
737 $(filter-out tools,$(SUBDIRS)) \
738 updater depend dep tags ctags etags cscope $(obj)System.map:
739         @echo "System not configured - see README" >&2
740         @ exit 1
741
742 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
743         $(MAKE) -C $@ all
744 endif   # config.mk
745
746 $(VERSION_FILE):
747                 @mkdir -p $(dir $(VERSION_FILE))
748                 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
749                    printf '#define PLAIN_VERSION "%s%s"\n' \
750                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
751                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
752                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
753                 ) > $@.tmp
754                 @( printf '#define CC_VERSION_STRING "%s"\n' \
755                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
756                 @( printf '#define LD_VERSION_STRING "%s"\n' \
757                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
758                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
759
760 $(TIMESTAMP_FILE):
761                 @mkdir -p $(dir $(TIMESTAMP_FILE))
762                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
763                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
764                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
765
766 easylogo env gdb:
767         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
768 gdbtools: gdb
769
770 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
771         $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
772
773 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
774         $(MAKE) -C tools HOST_TOOLS_ALL=y
775
776 .PHONY : CHANGELOG
777 CHANGELOG:
778         git log --no-merges U-Boot-1_1_5.. | \
779         unexpand -a | sed -e 's/\s\s*$$//' > $@
780
781 include/license.h: tools/bin2header COPYING
782         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
783 #########################################################################
784
785 unconfig:
786         @rm -f $(obj)include/config.h $(obj)include/config.mk \
787                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
788                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep
789
790 %_config::      unconfig
791         @$(MKCONFIG) -A $(@:_config=)
792
793 sinclude $(obj).boards.depend
794 $(obj).boards.depend:   boards.cfg
795         @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@
796
797 #
798 # Functions to generate common board directory names
799 #
800 lcname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
801 ucname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
802
803 #########################################################################
804 #########################################################################
805
806 clean:
807         @rm -f $(obj)examples/standalone/82559_eeprom                     \
808                $(obj)examples/standalone/atmel_df_pow2                    \
809                $(obj)examples/standalone/eepro100_eeprom                  \
810                $(obj)examples/standalone/hello_world                      \
811                $(obj)examples/standalone/interrupt                        \
812                $(obj)examples/standalone/mem_to_mem_idma2intr             \
813                $(obj)examples/standalone/sched                            \
814                $(obj)examples/standalone/smc911{11,x}_eeprom              \
815                $(obj)examples/standalone/test_burst                       \
816                $(obj)examples/standalone/timer
817         @rm -f $(obj)examples/api/demo{,.bin}
818         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
819                $(obj)tools/env/{fw_printenv,fw_setenv}                    \
820                $(obj)tools/envcrc                                         \
821                $(obj)tools/gdb/{astest,gdbcont,gdbsend}                   \
822                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
823                $(obj)tools/mk{env,}image   $(obj)tools/mpc86x_clk         \
824                $(obj)tools/mk{smdk5250,}spl                               \
825                $(obj)tools/mxsboot                                        \
826                $(obj)tools/ncb             $(obj)tools/ubsha1             \
827                $(obj)tools/kernel-doc/docproc
828         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
829                $(obj)board/matrix_vision/*/bootscript.img                 \
830                $(obj)board/voiceblue/eeprom                               \
831                $(obj)u-boot.lds                                           \
832                $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]          \
833                $(obj)arch/blackfin/cpu/init.{lds,elf}
834         @rm -f $(obj)include/bmp_logo.h
835         @rm -f $(obj)include/bmp_logo_data.h
836         @rm -f $(obj)lib/asm-offsets.s
837         @rm -f $(obj)include/generated/asm-offsets.h
838         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
839         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
840         @$(MAKE) -s -C doc/DocBook/ cleandocs
841         @find $(OBJTREE) -type f \
842                 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
843                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \
844                 -o -name '*.cfgtmp' \) -print \
845                 | xargs rm -f
846
847 # Removes everything not needed for testing u-boot
848 tidy:   clean
849         @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
850
851 clobber:        tidy
852         @find $(OBJTREE) -type f \( -name '*.srec' \
853                 -o -name '*.bin' -o -name u-boot.img \) \
854                 -print0 | xargs -0 rm -f
855         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
856                 $(obj)cscope.* $(obj)*.*~
857         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
858         @rm -f $(obj)u-boot.kwb
859         @rm -f $(obj)u-boot.pbl
860         @rm -f $(obj)u-boot.imx
861         @rm -f $(obj)u-boot-with-spl.imx
862         @rm -f $(obj)u-boot-with-nand-spl.imx
863         @rm -f $(obj)u-boot.ubl
864         @rm -f $(obj)u-boot.ais
865         @rm -f $(obj)u-boot.dtb
866         @rm -f $(obj)u-boot.sb
867         @rm -f $(obj)u-boot.bd
868         @rm -f $(obj)u-boot.spr
869         @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
870         @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
871         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
872         @rm -f $(obj)spl/u-boot-spl.lds
873         @rm -f $(obj)MLO MLO.byteswap
874         @rm -f $(obj)SPL
875         @rm -f $(obj)tools/xway-swap-bytes
876         @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
877         @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
878         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
879         @rm -fr $(obj)include/generated
880         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
881         @rm -f $(obj)dts/*.tmp
882         @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
883
884 mrproper \
885 distclean:      clobber unconfig
886 ifneq ($(OBJTREE),$(SRCTREE))
887         rm -rf $(obj)*
888 endif
889
890 backup:
891         F=`basename $(TOPDIR)` ; cd .. ; \
892         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
893
894 #########################################################################