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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 = 07
26 SUBLEVEL =
27 EXTRAVERSION = -rc2
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/rsa/librsa.o
251 LIBS-y += lib/lzma/liblzma.o
252 LIBS-y += lib/lzo/liblzo.o
253 LIBS-y += lib/zlib/libz.o
254 LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o
255 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
256 LIBS-y += $(CPUDIR)/lib$(CPU).o
257 ifdef SOC
258 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
259 endif
260 ifeq ($(CPU),ixp)
261 LIBS-y += drivers/net/npe/libnpe.o
262 endif
263 LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o
264 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
265 LIBS-y += fs/libfs.o \
266         fs/cbfs/libcbfs.o \
267         fs/cramfs/libcramfs.o \
268         fs/ext4/libext4fs.o \
269         fs/fat/libfat.o \
270         fs/fdos/libfdos.o \
271         fs/jffs2/libjffs2.o \
272         fs/reiserfs/libreiserfs.o \
273         fs/sandbox/libsandboxfs.o \
274         fs/ubifs/libubifs.o \
275         fs/yaffs2/libyaffs2.o \
276         fs/zfs/libzfs.o
277 LIBS-y += net/libnet.o
278 LIBS-y += disk/libdisk.o
279 LIBS-y += drivers/bios_emulator/libatibiosemu.o
280 LIBS-y += drivers/block/libblock.o
281 LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o
282 LIBS-y += drivers/crypto/libcrypto.o
283 LIBS-y += drivers/dma/libdma.o
284 LIBS-y += drivers/fpga/libfpga.o
285 LIBS-y += drivers/gpio/libgpio.o
286 LIBS-y += drivers/hwmon/libhwmon.o
287 LIBS-y += drivers/i2c/libi2c.o
288 LIBS-y += drivers/input/libinput.o
289 LIBS-y += drivers/misc/libmisc.o
290 LIBS-y += drivers/mmc/libmmc.o
291 LIBS-y += drivers/mtd/libmtd.o
292 LIBS-y += drivers/mtd/nand/libnand.o
293 LIBS-y += drivers/mtd/onenand/libonenand.o
294 LIBS-y += drivers/mtd/ubi/libubi.o
295 LIBS-y += drivers/mtd/spi/libspi_flash.o
296 LIBS-y += drivers/net/libnet.o
297 LIBS-y += drivers/net/phy/libphy.o
298 LIBS-y += drivers/pci/libpci.o
299 LIBS-y += drivers/pcmcia/libpcmcia.o
300 LIBS-y += drivers/power/libpower.o \
301         drivers/power/fuel_gauge/libfuel_gauge.o \
302         drivers/power/pmic/libpmic.o \
303         drivers/power/battery/libbattery.o
304 LIBS-y += drivers/spi/libspi.o
305 LIBS-y += drivers/dfu/libdfu.o
306 ifeq ($(CPU),mpc83xx)
307 LIBS-y += drivers/qe/libqe.o
308 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
309 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
310 endif
311 ifeq ($(CPU),mpc85xx)
312 LIBS-y += drivers/qe/libqe.o
313 LIBS-y += drivers/net/fm/libfm.o
314 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
315 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
316 endif
317 ifeq ($(CPU),mpc86xx)
318 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
319 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
320 endif
321 LIBS-y += drivers/rtc/librtc.o
322 LIBS-y += drivers/serial/libserial.o
323 LIBS-y += drivers/sound/libsound.o
324 LIBS-y += drivers/tpm/libtpm.o
325 LIBS-y += drivers/twserial/libtws.o
326 LIBS-y += drivers/usb/eth/libusb_eth.o
327 LIBS-y += drivers/usb/gadget/libusb_gadget.o
328 LIBS-y += drivers/usb/host/libusb_host.o
329 LIBS-y += drivers/usb/musb/libusb_musb.o
330 LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
331 LIBS-y += drivers/usb/phy/libusb_phy.o
332 LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
333 LIBS-y += drivers/video/libvideo.o
334 LIBS-y += drivers/watchdog/libwatchdog.o
335 LIBS-y += common/libcommon.o
336 LIBS-y += lib/libfdt/libfdt.o
337 LIBS-y += api/libapi.o
338 LIBS-y += post/libpost.o
339 LIBS-y += test/libtest.o
340
341 ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),)
342 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
343 endif
344
345 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
346 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
347 endif
348
349 ifeq ($(SOC),s5pc1xx)
350 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
351 endif
352 ifeq ($(SOC),exynos)
353 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
354 endif
355 ifneq ($(CONFIG_TEGRA),)
356 LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
357 LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
358 LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
359 endif
360
361 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
362 .PHONY : $(LIBS)
363
364 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
365 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
366
367 # Add GCC lib
368 ifdef USE_PRIVATE_LIBGCC
369 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
370 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
371 else
372 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
373 endif
374 else
375 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
376 endif
377 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
378 export PLATFORM_LIBS
379
380 # Special flags for CPP when processing the linker script.
381 # Pass the version down so we can handle backwards compatibility
382 # on the fly.
383 LDPPFLAGS += \
384         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
385         -DCPUDIR=$(CPUDIR) \
386         $(shell $(LD) --version | \
387           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
388
389 __OBJS := $(subst $(obj),,$(OBJS))
390 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
391
392 #########################################################################
393 #########################################################################
394
395 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
396 BOARD_SIZE_CHECK = \
397         @actual=`wc -c $@ | awk '{print $$1}'`; \
398         limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
399         if test $$actual -gt $$limit; then \
400                 echo "$@ exceeds file size limit:" >&2 ; \
401                 echo "  limit:  $$limit bytes" >&2 ; \
402                 echo "  actual: $$actual bytes" >&2 ; \
403                 echo "  excess: $$((actual - limit)) bytes" >&2; \
404                 exit 1; \
405         fi
406 else
407 BOARD_SIZE_CHECK =
408 endif
409
410 # Always append ALL so that arch config.mk's can add custom ones
411 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
412
413 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
414 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
415 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
416 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
417 ifneq ($(CONFIG_SPL_TARGET),)
418 ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
419 endif
420
421 # enable combined SPL/u-boot/dtb rules for tegra
422 ifneq ($(CONFIG_TEGRA),)
423 ifeq ($(CONFIG_OF_SEPARATE),y)
424 ALL-y += $(obj)u-boot-dtb-tegra.bin
425 else
426 ALL-y += $(obj)u-boot-nodtb-tegra.bin
427 endif
428 endif
429
430 all:            $(ALL-y) $(SUBDIR_EXAMPLES)
431
432 $(obj)u-boot.dtb:       $(obj)u-boot
433                 $(MAKE) -C dts binary
434                 mv $(obj)dts/dt.dtb $@
435
436 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
437                 cat $^ >$@
438
439 $(obj)u-boot.hex:       $(obj)u-boot
440                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
441
442 $(obj)u-boot.srec:      $(obj)u-boot
443                 $(OBJCOPY) -O srec $< $@
444
445 $(obj)u-boot.bin:       $(obj)u-boot
446                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
447                 $(BOARD_SIZE_CHECK)
448
449 $(obj)u-boot.ldr:       $(obj)u-boot
450                 $(CREATE_LDR_ENV)
451                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
452                 $(BOARD_SIZE_CHECK)
453
454 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
455                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
456
457 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
458                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
459
460 #
461 # U-Boot entry point, needed for booting of full-blown U-Boot
462 # from the SPL U-Boot version.
463 #
464 ifndef CONFIG_SYS_UBOOT_START
465 CONFIG_SYS_UBOOT_START := 0
466 endif
467
468 $(obj)u-boot.img:       $(obj)u-boot.bin
469                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
470                 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
471                 -e $(CONFIG_SYS_UBOOT_START) \
472                 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
473                         sed -e 's/"[     ]*$$/ for $(BOARD) board"/') \
474                 -d $< $@
475
476 $(obj)u-boot.imx: $(obj)u-boot.bin depend
477                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
478
479 $(obj)u-boot.kwb:       $(obj)u-boot.bin
480                 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
481                 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
482
483 $(obj)u-boot.pbl:       $(obj)u-boot.bin
484                 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
485                 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
486                 -d $< $@
487
488 $(obj)u-boot.sha1:      $(obj)u-boot.bin
489                 $(obj)tools/ubsha1 $(obj)u-boot.bin
490
491 $(obj)u-boot.dis:       $(obj)u-boot
492                 $(OBJDUMP) -d $< > $@
493
494
495
496 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
497                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SPL_PAD_TO) \
498                         -I binary -O binary $< $(obj)spl/u-boot-spl-pad.bin
499                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
500                 rm $(obj)spl/u-boot-spl-pad.bin
501
502 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
503                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
504                         $(OBJTREE)/u-boot-with-spl.imx
505
506 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
507                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
508                         $(OBJTREE)/u-boot-with-nand-spl.imx
509
510 $(obj)u-boot.ubl:       $(obj)u-boot-with-spl.bin
511                 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
512                 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
513
514 $(obj)u-boot.ais:       $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
515                 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
516                         -T aisimage \
517                         -e $(CONFIG_SPL_TEXT_BASE) \
518                         -d $(obj)spl/u-boot-spl.bin \
519                         $(obj)spl/u-boot-spl.ais
520                 $(OBJCOPY) ${OBJCFLAGS} -I binary \
521                         --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
522                         $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
523                 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
524                         $(obj)u-boot.ais
525
526
527 $(obj)u-boot.sb:       $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
528                 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
529
530 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
531 # Both images are created using mkimage (crc etc), so that the ROM
532 # bootloader can check its integrity. Padding needs to be done to the
533 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
534 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
535 # The resulting image containing both U-Boot images is called u-boot.spr
536 $(obj)u-boot.spr:       $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
537                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
538                 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
539                 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
540                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
541                         of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
542                 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
543                         conv=notrunc 2>/dev/null
544                 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
545
546 ifneq ($(CONFIG_TEGRA),)
547 $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
548                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
549                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
550                 rm $(obj)spl/u-boot-spl-pad.bin
551
552 ifeq ($(CONFIG_OF_SEPARATE),y)
553 $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb
554                 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@
555 endif
556 endif
557
558 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
559                 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
560
561 # PPC4xx needs the SPL at the end of the image, since the reset vector
562 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
563 # and need to introduce a new build target with the full blown U-Boot
564 # at the start padded up to the start of the SPL image. And then concat
565 # the SPL image to the end.
566 $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
567                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \
568                         of=$(obj)u-boot-pad.img 2>/dev/null
569                 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \
570                         conv=notrunc 2>/dev/null
571                 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
572
573 ifeq ($(CONFIG_SANDBOX),y)
574 GEN_UBOOT = \
575                 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
576                         -Wl,--start-group $(__LIBS) -Wl,--end-group \
577                         $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
578 else
579 GEN_UBOOT = \
580                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
581                         $(__OBJS) \
582                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
583                         -Map u-boot.map -o u-boot
584 endif
585
586 $(obj)u-boot:   depend \
587                 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
588                 $(GEN_UBOOT)
589 ifeq ($(CONFIG_KALLSYMS),y)
590                 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
591                         awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
592                 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
593                         -c common/system_map.c -o $(obj)common/system_map.o
594                 $(GEN_UBOOT) $(obj)common/system_map.o
595 endif
596
597 $(OBJS):        depend
598                 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@))
599
600 $(LIBS):        depend $(SUBDIR_TOOLS)
601                 $(MAKE) -C $(dir $(subst $(obj),,$@))
602
603 $(LIBBOARD):    depend $(LIBS)
604                 $(MAKE) -C $(dir $(subst $(obj),,$@))
605
606 $(SUBDIRS):     depend
607                 $(MAKE) -C $@ all
608
609 $(SUBDIR_EXAMPLES): $(obj)u-boot
610
611 $(LDSCRIPT):    depend
612                 $(MAKE) -C $(dir $@) $(notdir $@)
613
614 $(obj)u-boot.lds: $(LDSCRIPT)
615                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
616
617 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
618                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
619
620 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
621                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
622
623 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
624                 $(MAKE) -C spl all
625
626 updater:
627                 $(MAKE) -C tools/updater all
628
629 # Explicitly make _depend in subdirs containing multiple targets to prevent
630 # parallel sub-makes creating .depend files simultaneously.
631 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
632                 $(obj)include/autoconf.mk \
633                 $(obj)include/generated/generic-asm-offsets.h \
634                 $(obj)include/generated/asm-offsets.h
635                 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
636                         $(MAKE) -C $$dir _depend ; done
637
638 TAG_SUBDIRS = $(SUBDIRS)
639 TAG_SUBDIRS += $(dir $(__LIBS))
640 TAG_SUBDIRS += include
641
642 FIND := find
643 FINDFLAGS := -L
644
645 checkstack:
646                 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
647                         `$(FIND) $(obj) -name u-boot-spl -print` | \
648                         perl $(src)tools/checkstack.pl $(ARCH)
649
650 tags ctags:
651                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
652                                                 -name '*.[chS]' -print`
653
654 etags:
655                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
656                                                 -name '*.[chS]' -print`
657 cscope:
658                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
659                                                 cscope.files
660                 cscope -b -q -k
661
662 SYSTEM_MAP = \
663                 $(NM) $1 | \
664                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
665                 LC_ALL=C sort
666 $(obj)System.map:       $(obj)u-boot
667                 @$(call SYSTEM_MAP,$<) > $(obj)System.map
668
669 checkthumb:
670         @if test $(call cc-version) -lt 0404; then \
671                 echo -n '*** Your GCC does not produce working '; \
672                 echo 'binaries in THUMB mode.'; \
673                 echo '*** Your board is configured for THUMB mode.'; \
674                 false; \
675         fi
676
677 # GCC 3.x is reported to have problems generating the type of relocation
678 # that U-Boot wants.
679 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
680 checkgcc4:
681         @if test $(call cc-version) -lt 0400; then \
682                 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
683                 false; \
684         fi
685
686 #
687 # Auto-generate the autoconf.mk file (which is included by all makefiles)
688 #
689 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
690 # the dep file is only include in this top level makefile to determine when
691 # to regenerate the autoconf.mk file.
692 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
693         @$(XECHO) Generating $@ ; \
694         set -e ; \
695         : Generate the dependancies ; \
696         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
697                 -MQ $(obj)include/autoconf.mk include/common.h > $@
698
699 $(obj)include/autoconf.mk: $(obj)include/config.h
700         @$(XECHO) Generating $@ ; \
701         set -e ; \
702         : Extract the config macros ; \
703         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
704                 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
705         mv $@.tmp $@
706
707 $(obj)include/generated/generic-asm-offsets.h:  $(obj)include/autoconf.mk.dep \
708         $(obj)lib/asm-offsets.s
709         @$(XECHO) Generating $@
710         tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
711
712 $(obj)lib/asm-offsets.s:        $(obj)include/autoconf.mk.dep \
713         $(src)lib/asm-offsets.c
714         @mkdir -p $(obj)lib
715         $(CC) -DDO_DEPS_ONLY \
716                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
717                 -o $@ $(src)lib/asm-offsets.c -c -S
718
719 $(obj)include/generated/asm-offsets.h:  $(obj)include/autoconf.mk.dep \
720         $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
721         @$(XECHO) Generating $@
722         tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
723
724 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s:   $(obj)include/autoconf.mk.dep
725         @mkdir -p $(obj)$(CPUDIR)/$(SOC)
726         if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
727                 $(CC) -DDO_DEPS_ONLY \
728                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
729                         -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
730         else \
731                 touch $@; \
732         fi
733
734 #########################################################################
735 else    # !config.mk
736 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
737 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
738 $(filter-out tools,$(SUBDIRS)) \
739 updater depend dep tags ctags etags cscope $(obj)System.map:
740         @echo "System not configured - see README" >&2
741         @ exit 1
742
743 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
744         $(MAKE) -C $@ all
745 endif   # config.mk
746
747 # ARM relocations should all be R_ARM_RELATIVE.
748 checkarmreloc: $(obj)u-boot
749         @if test "R_ARM_RELATIVE" != \
750                 "`readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \
751                 then echo "$< contains relocations other than \
752                 R_ARM_RELATIVE"; false; fi
753
754 $(VERSION_FILE):
755                 @mkdir -p $(dir $(VERSION_FILE))
756                 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
757                    printf '#define PLAIN_VERSION "%s%s"\n' \
758                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
759                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
760                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
761                 ) > $@.tmp
762                 @( printf '#define CC_VERSION_STRING "%s"\n' \
763                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
764                 @( printf '#define LD_VERSION_STRING "%s"\n' \
765                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
766                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
767
768 $(TIMESTAMP_FILE):
769                 @mkdir -p $(dir $(TIMESTAMP_FILE))
770                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
771                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
772                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
773
774 easylogo env gdb:
775         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
776 gdbtools: gdb
777
778 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
779         $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
780
781 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
782         $(MAKE) -C tools HOST_TOOLS_ALL=y
783
784 .PHONY : CHANGELOG
785 CHANGELOG:
786         git log --no-merges U-Boot-1_1_5.. | \
787         unexpand -a | sed -e 's/\s\s*$$//' > $@
788
789 include/license.h: tools/bin2header COPYING
790         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
791 #########################################################################
792
793 unconfig:
794         @rm -f $(obj)include/config.h $(obj)include/config.mk \
795                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
796                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep
797
798 %_config::      unconfig
799         @$(MKCONFIG) -A $(@:_config=)
800
801 sinclude $(obj).boards.depend
802 $(obj).boards.depend:   boards.cfg
803         @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@
804
805 #
806 # Functions to generate common board directory names
807 #
808 lcname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
809 ucname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
810
811 #########################################################################
812 #########################################################################
813
814 clean:
815         @rm -f $(obj)examples/standalone/82559_eeprom                     \
816                $(obj)examples/standalone/atmel_df_pow2                    \
817                $(obj)examples/standalone/eepro100_eeprom                  \
818                $(obj)examples/standalone/hello_world                      \
819                $(obj)examples/standalone/interrupt                        \
820                $(obj)examples/standalone/mem_to_mem_idma2intr             \
821                $(obj)examples/standalone/sched                            \
822                $(obj)examples/standalone/smc911{11,x}_eeprom              \
823                $(obj)examples/standalone/test_burst                       \
824                $(obj)examples/standalone/timer
825         @rm -f $(obj)examples/api/demo{,.bin}
826         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
827                $(obj)tools/env/{fw_printenv,fw_setenv}                    \
828                $(obj)tools/envcrc                                         \
829                $(obj)tools/gdb/{astest,gdbcont,gdbsend}                   \
830                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
831                $(obj)tools/mk{env,}image   $(obj)tools/mpc86x_clk         \
832                $(obj)tools/mk{smdk5250,}spl                               \
833                $(obj)tools/mxsboot                                        \
834                $(obj)tools/ncb             $(obj)tools/ubsha1             \
835                $(obj)tools/kernel-doc/docproc                             \
836                $(obj)tools/proftool
837         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
838                $(obj)board/matrix_vision/*/bootscript.img                 \
839                $(obj)board/voiceblue/eeprom                               \
840                $(obj)u-boot.lds                                           \
841                $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]          \
842                $(obj)arch/blackfin/cpu/init.{lds,elf}
843         @rm -f $(obj)include/bmp_logo.h
844         @rm -f $(obj)include/bmp_logo_data.h
845         @rm -f $(obj)lib/asm-offsets.s
846         @rm -f $(obj)include/generated/asm-offsets.h
847         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
848         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
849         @$(MAKE) -s -C doc/DocBook/ cleandocs
850         @find $(OBJTREE) -type f \
851                 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
852                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \
853                 -o -name '*.cfgtmp' \) -print \
854                 | xargs rm -f
855
856 # Removes everything not needed for testing u-boot
857 tidy:   clean
858         @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
859
860 clobber:        tidy
861         @find $(OBJTREE) -type f \( -name '*.srec' \
862                 -o -name '*.bin' -o -name u-boot.img \) \
863                 -print0 | xargs -0 rm -f
864         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
865                 $(obj)cscope.* $(obj)*.*~
866         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
867         @rm -f $(obj)u-boot.kwb
868         @rm -f $(obj)u-boot.pbl
869         @rm -f $(obj)u-boot.imx
870         @rm -f $(obj)u-boot-with-spl.imx
871         @rm -f $(obj)u-boot-with-nand-spl.imx
872         @rm -f $(obj)u-boot.ubl
873         @rm -f $(obj)u-boot.ais
874         @rm -f $(obj)u-boot.dtb
875         @rm -f $(obj)u-boot.sb
876         @rm -f $(obj)u-boot.bd
877         @rm -f $(obj)u-boot.spr
878         @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
879         @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
880         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
881         @rm -f $(obj)spl/u-boot-spl.lds
882         @rm -f $(obj)MLO MLO.byteswap
883         @rm -f $(obj)SPL
884         @rm -f $(obj)tools/xway-swap-bytes
885         @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
886         @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
887         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
888         @rm -fr $(obj)include/generated
889         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
890         @rm -f $(obj)dts/*.tmp
891         @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
892
893 mrproper \
894 distclean:      clobber unconfig
895 ifneq ($(OBJTREE),$(SRCTREE))
896         rm -rf $(obj)*
897 endif
898
899 backup:
900         F=`basename $(TOPDIR)` ; cd .. ; \
901         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
902
903 #########################################################################