Merge u-boot/master into u-boot-ti/master
[platform/kernel/u-boot.git] / Makefile
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 = -rc1
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 # Set shell to bash if possible, otherwise fall back to sh
50 SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
51         else if [ -x /bin/bash ]; then echo /bin/bash; \
52         else echo sh; fi; fi)
53
54 export  HOSTARCH HOSTOS SHELL
55
56 # Deal with colliding definitions from tcsh etc.
57 VENDOR=
58
59 #########################################################################
60 # Allow for silent builds
61 ifeq (,$(findstring s,$(MAKEFLAGS)))
62 XECHO = echo
63 else
64 XECHO = :
65 endif
66
67 #########################################################################
68 #
69 # U-boot build supports producing a object files to the separate external
70 # directory. Two use cases are supported:
71 #
72 # 1) Add O= to the make command line
73 # 'make O=/tmp/build all'
74 #
75 # 2) Set environement variable BUILD_DIR to point to the desired location
76 # 'export BUILD_DIR=/tmp/build'
77 # 'make'
78 #
79 # The second approach can also be used with a MAKEALL script
80 # 'export BUILD_DIR=/tmp/build'
81 # './MAKEALL'
82 #
83 # Command line 'O=' setting overrides BUILD_DIR environent variable.
84 #
85 # When none of the above methods is used the local build is performed and
86 # the object files are placed in the source directory.
87 #
88
89 ifdef O
90 ifeq ("$(origin O)", "command line")
91 BUILD_DIR := $(O)
92 endif
93 endif
94
95 # Call a source code checker (by default, "sparse") as part of the
96 # C compilation.
97 #
98 # Use 'make C=1' to enable checking of re-compiled files.
99 #
100 # See the linux kernel file "Documentation/sparse.txt" for more details,
101 # including where to get the "sparse" utility.
102
103 ifdef C
104 ifeq ("$(origin C)", "command line")
105 CHECKSRC := $(C)
106 endif
107 endif
108 ifndef CHECKSRC
109   CHECKSRC = 0
110 endif
111 export CHECKSRC
112
113 ifneq ($(BUILD_DIR),)
114 saved-output := $(BUILD_DIR)
115
116 # Attempt to create a output directory.
117 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
118
119 # Verify if it was successful.
120 BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
121 $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
122 endif # ifneq ($(BUILD_DIR),)
123
124 OBJTREE         := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
125 SPLTREE         := $(OBJTREE)/spl
126 SRCTREE         := $(CURDIR)
127 TOPDIR          := $(SRCTREE)
128 LNDIR           := $(OBJTREE)
129 export  TOPDIR SRCTREE OBJTREE SPLTREE
130
131 MKCONFIG        := $(SRCTREE)/mkconfig
132 export MKCONFIG
133
134 ifneq ($(OBJTREE),$(SRCTREE))
135 REMOTE_BUILD    := 1
136 export REMOTE_BUILD
137 endif
138
139 # $(obj) and (src) are defined in config.mk but here in main Makefile
140 # we also need them before config.mk is included which is the case for
141 # some targets like unconfig, clean, clobber, distclean, etc.
142 ifneq ($(OBJTREE),$(SRCTREE))
143 obj := $(OBJTREE)/
144 src := $(SRCTREE)/
145 else
146 obj :=
147 src :=
148 endif
149 export obj src
150
151 # Make sure CDPATH settings don't interfere
152 unexport CDPATH
153
154 #########################################################################
155
156 # The "tools" are needed early, so put this first
157 # Don't include stuff already done in $(LIBS)
158 # The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
159 # is "yes"), so compile examples after U-Boot is compiled.
160 SUBDIR_TOOLS = tools
161 SUBDIR_EXAMPLES = examples/standalone examples/api
162 SUBDIRS = $(SUBDIR_TOOLS)
163
164 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
165
166 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
167
168 # Include autoconf.mk before config.mk so that the config options are available
169 # to all top level build files.  We need the dummy all: target to prevent the
170 # dependency target in autoconf.mk.dep from being the default.
171 all:
172 sinclude $(obj)include/autoconf.mk.dep
173 sinclude $(obj)include/autoconf.mk
174
175 ifndef CONFIG_SANDBOX
176 SUBDIRS += $(SUBDIR_EXAMPLES)
177 endif
178
179 # load ARCH, BOARD, and CPU configuration
180 include $(obj)include/config.mk
181 export  ARCH CPU BOARD VENDOR SOC
182
183 # set default to nothing for native builds
184 ifeq ($(HOSTARCH),$(ARCH))
185 CROSS_COMPILE ?=
186 endif
187
188 # load other configuration
189 include $(TOPDIR)/config.mk
190
191 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
192 # that (or fail if absent).  Otherwise, search for a linker script in a
193 # standard location.
194
195 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
196
197 ifndef LDSCRIPT
198         #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
199         ifdef CONFIG_SYS_LDSCRIPT
200                 # need to strip off double quotes
201                 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
202         endif
203 endif
204
205 # If there is no specified link script, we look in a number of places for it
206 ifndef LDSCRIPT
207         ifeq ($(CONFIG_NAND_U_BOOT),y)
208                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
209                 ifeq ($(wildcard $(LDSCRIPT)),)
210                         LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
211                 endif
212         endif
213         ifeq ($(wildcard $(LDSCRIPT)),)
214                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
215         endif
216         ifeq ($(wildcard $(LDSCRIPT)),)
217                 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
218         endif
219         ifeq ($(wildcard $(LDSCRIPT)),)
220                 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
221                 # We don't expect a Makefile here
222                 LDSCRIPT_MAKEFILE_DIR =
223         endif
224         ifeq ($(wildcard $(LDSCRIPT)),)
225 $(error could not find linker script)
226         endif
227 endif
228
229 #########################################################################
230 # U-Boot objects....order is important (i.e. start must be first)
231
232 OBJS  = $(CPUDIR)/start.o
233 ifeq ($(CPU),ppc4xx)
234 OBJS += $(CPUDIR)/resetvec.o
235 endif
236 ifeq ($(CPU),mpc85xx)
237 OBJS += $(CPUDIR)/resetvec.o
238 endif
239
240 OBJS := $(addprefix $(obj),$(OBJS))
241
242 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
243
244 LIBS-y += lib/libgeneric.o
245 LIBS-y += lib/lzma/liblzma.o
246 LIBS-y += lib/lzo/liblzo.o
247 LIBS-y += lib/zlib/libz.o
248 LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o
249 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
250 LIBS-y += $(CPUDIR)/lib$(CPU).o
251 ifdef SOC
252 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
253 endif
254 ifeq ($(CPU),ixp)
255 LIBS-y += drivers/net/npe/libnpe.o
256 endif
257 LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o
258 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
259 LIBS-y += fs/libfs.o \
260         fs/cbfs/libcbfs.o \
261         fs/cramfs/libcramfs.o \
262         fs/ext4/libext4fs.o \
263         fs/fat/libfat.o \
264         fs/fdos/libfdos.o \
265         fs/jffs2/libjffs2.o \
266         fs/reiserfs/libreiserfs.o \
267         fs/sandbox/libsandboxfs.o \
268         fs/ubifs/libubifs.o \
269         fs/yaffs2/libyaffs2.o \
270         fs/zfs/libzfs.o
271 LIBS-y += net/libnet.o
272 LIBS-y += disk/libdisk.o
273 LIBS-y += drivers/bios_emulator/libatibiosemu.o
274 LIBS-y += drivers/block/libblock.o
275 LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o
276 LIBS-y += drivers/dma/libdma.o
277 LIBS-y += drivers/fpga/libfpga.o
278 LIBS-y += drivers/gpio/libgpio.o
279 LIBS-y += drivers/hwmon/libhwmon.o
280 LIBS-y += drivers/i2c/libi2c.o
281 LIBS-y += drivers/input/libinput.o
282 LIBS-y += drivers/misc/libmisc.o
283 LIBS-y += drivers/mmc/libmmc.o
284 LIBS-y += drivers/mtd/libmtd.o
285 LIBS-y += drivers/mtd/nand/libnand.o
286 LIBS-y += drivers/mtd/onenand/libonenand.o
287 LIBS-y += drivers/mtd/ubi/libubi.o
288 LIBS-y += drivers/mtd/spi/libspi_flash.o
289 LIBS-y += drivers/net/libnet.o
290 LIBS-y += drivers/net/phy/libphy.o
291 LIBS-y += drivers/pci/libpci.o
292 LIBS-y += drivers/pcmcia/libpcmcia.o
293 LIBS-y += drivers/power/libpower.o \
294         drivers/power/fuel_gauge/libfuel_gauge.o \
295         drivers/power/pmic/libpmic.o \
296         drivers/power/battery/libbattery.o
297 LIBS-y += drivers/spi/libspi.o
298 LIBS-y += drivers/dfu/libdfu.o
299 ifeq ($(CPU),mpc83xx)
300 LIBS-y += drivers/qe/libqe.o
301 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
302 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
303 endif
304 ifeq ($(CPU),mpc85xx)
305 LIBS-y += drivers/qe/libqe.o
306 LIBS-y += drivers/net/fm/libfm.o
307 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
308 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
309 endif
310 ifeq ($(CPU),mpc86xx)
311 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
312 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
313 endif
314 LIBS-y += drivers/rtc/librtc.o
315 LIBS-y += drivers/serial/libserial.o
316 LIBS-y += drivers/sound/libsound.o
317 LIBS-$(CONFIG_GENERIC_LPC_TPM) += drivers/tpm/libtpm.o
318 LIBS-y += drivers/twserial/libtws.o
319 LIBS-y += drivers/usb/eth/libusb_eth.o
320 LIBS-y += drivers/usb/gadget/libusb_gadget.o
321 LIBS-y += drivers/usb/host/libusb_host.o
322 LIBS-y += drivers/usb/musb/libusb_musb.o
323 LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
324 LIBS-y += drivers/usb/phy/libusb_phy.o
325 LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
326 LIBS-y += drivers/video/libvideo.o
327 LIBS-y += drivers/watchdog/libwatchdog.o
328 LIBS-y += common/libcommon.o
329 LIBS-y += lib/libfdt/libfdt.o
330 LIBS-y += api/libapi.o
331 LIBS-y += post/libpost.o
332 LIBS-y += test/libtest.o
333
334 ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
335 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
336 endif
337
338 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
339 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
340 endif
341
342 ifeq ($(SOC),s5pc1xx)
343 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
344 endif
345 ifeq ($(SOC),exynos)
346 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
347 endif
348 ifneq ($(CONFIG_TEGRA),)
349 LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
350 LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
351 LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
352 endif
353
354 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
355 .PHONY : $(LIBS)
356
357 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
358 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
359
360 # Add GCC lib
361 ifdef USE_PRIVATE_LIBGCC
362 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
363 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
364 else
365 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
366 endif
367 else
368 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
369 endif
370 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
371 export PLATFORM_LIBS
372
373 # Special flags for CPP when processing the linker script.
374 # Pass the version down so we can handle backwards compatibility
375 # on the fly.
376 LDPPFLAGS += \
377         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
378         -DCPUDIR=$(CPUDIR) \
379         $(shell $(LD) --version | \
380           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
381
382 __OBJS := $(subst $(obj),,$(OBJS))
383 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
384
385 #########################################################################
386 #########################################################################
387
388 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
389 BOARD_SIZE_CHECK = \
390         @actual=`wc -c $@ | awk '{print $$1}'`; \
391         limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
392         if test $$actual -gt $$limit; then \
393                 echo "$@ exceeds file size limit:" >&2 ; \
394                 echo "  limit:  $$limit bytes" >&2 ; \
395                 echo "  actual: $$actual bytes" >&2 ; \
396                 echo "  excess: $$((actual - limit)) bytes" >&2; \
397                 exit 1; \
398         fi
399 else
400 BOARD_SIZE_CHECK =
401 endif
402
403 # Always append ALL so that arch config.mk's can add custom ones
404 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
405
406 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
407 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
408 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
409 ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
410 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
411
412 # enable combined SPL/u-boot/dtb rules for tegra
413 ifneq ($(CONFIG_TEGRA),)
414 ifeq ($(CONFIG_OF_SEPARATE),y)
415 ALL-y += $(obj)u-boot-dtb-tegra.bin
416 else
417 ALL-y += $(obj)u-boot-nodtb-tegra.bin
418 endif
419 endif
420
421 all:            $(ALL-y) $(SUBDIR_EXAMPLES)
422
423 $(obj)u-boot.dtb:       $(obj)u-boot
424                 $(MAKE) -C dts binary
425                 mv $(obj)dts/dt.dtb $@
426
427 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
428                 cat $^ >$@
429
430 $(obj)u-boot.hex:       $(obj)u-boot
431                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
432
433 $(obj)u-boot.srec:      $(obj)u-boot
434                 $(OBJCOPY) -O srec $< $@
435
436 $(obj)u-boot.bin:       $(obj)u-boot
437                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
438                 $(BOARD_SIZE_CHECK)
439
440 $(obj)u-boot.ldr:       $(obj)u-boot
441                 $(CREATE_LDR_ENV)
442                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
443                 $(BOARD_SIZE_CHECK)
444
445 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
446                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
447
448 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
449                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
450
451 #
452 # U-Boot entry point, needed for booting of full-blown U-Boot
453 # from the SPL U-Boot version.
454 #
455 ifndef CONFIG_SYS_UBOOT_START
456 CONFIG_SYS_UBOOT_START := 0
457 endif
458
459 $(obj)u-boot.img:       $(obj)u-boot.bin
460                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
461                 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
462                 -e $(CONFIG_SYS_UBOOT_START) \
463                 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
464                         sed -e 's/"[     ]*$$/ for $(BOARD) board"/') \
465                 -d $< $@
466
467 $(OBJTREE)/u-boot.imx : $(obj)u-boot.bin $(SUBDIR_TOOLS) depend
468                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $@
469
470 $(obj)u-boot.kwb:       $(obj)u-boot.bin
471                 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
472                 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
473
474 $(obj)u-boot.pbl:       $(obj)u-boot.bin
475                 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
476                 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
477                 -d $< $@
478
479 $(obj)u-boot.sha1:      $(obj)u-boot.bin
480                 $(obj)tools/ubsha1 $(obj)u-boot.bin
481
482 $(obj)u-boot.dis:       $(obj)u-boot
483                 $(OBJDUMP) -d $< > $@
484
485
486
487 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
488                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(or $(CONFIG_SPL_PAD_TO),0) \
489                         -O binary $(obj)spl/u-boot-spl \
490                         $(obj)spl/u-boot-spl-pad.bin
491                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
492                 rm $(obj)spl/u-boot-spl-pad.bin
493
494 $(obj)u-boot.ubl:       $(obj)u-boot-with-spl.bin
495                 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
496                 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
497
498 $(obj)u-boot.ais:       $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
499                 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
500                         -T aisimage \
501                         -e $(CONFIG_SPL_TEXT_BASE) \
502                         -d $(obj)spl/u-boot-spl.bin \
503                         $(obj)spl/u-boot-spl.ais
504                 $(OBJCOPY) ${OBJCFLAGS} -I binary \
505                         --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
506                         $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
507                 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
508                         $(obj)u-boot.ais
509
510 # Specify the target for use in elftosb call
511 ELFTOSB_TARGET-$(CONFIG_MX23) = imx23
512 ELFTOSB_TARGET-$(CONFIG_MX28) = imx28
513
514 $(obj)u-boot.sb:       $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
515                 elftosb -zf $(ELFTOSB_TARGET-y) -c $(TOPDIR)/$(CPUDIR)/$(SOC)/u-boot-$(ELFTOSB_TARGET-y).bd \
516                         -o $(obj)u-boot.sb
517
518 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
519 # Both images are created using mkimage (crc etc), so that the ROM
520 # bootloader can check its integrity. Padding needs to be done to the
521 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
522 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
523 # The resulting image containing both U-Boot images is called u-boot.spr
524 $(obj)u-boot.spr:       $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
525                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
526                 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
527                 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
528                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
529                         of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
530                 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
531                         conv=notrunc 2>/dev/null
532                 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
533
534 ifneq ($(CONFIG_TEGRA),)
535 ifeq ($(CONFIG_OF_SEPARATE),y)
536 nodtb=dtb
537 dtbfile=$(obj)u-boot.dtb
538 else
539 nodtb=nodtb
540 dtbfile=
541 endif
542
543 $(obj)u-boot-$(nodtb)-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(dtbfile)
544                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
545                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin $(dtbfile) > $@
546                 rm $(obj)spl/u-boot-spl-pad.bin
547 endif
548
549 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
550                 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
551
552 ifeq ($(CONFIG_SANDBOX),y)
553 GEN_UBOOT = \
554                 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
555                         -Wl,--start-group $(__LIBS) -Wl,--end-group \
556                         $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
557 else
558 GEN_UBOOT = \
559                 UNDEF_LST=`$(OBJDUMP) -x $(LIBBOARD) $(LIBS) | \
560                 sed  -n -e 's/.*\($(SYM_PREFIX)_u_boot_list_.*\)/-u\1/p'|sort|uniq`;\
561                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
562                         $$UNDEF_LST $(__OBJS) \
563                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
564                         -Map u-boot.map -o u-boot
565 endif
566
567 $(obj)u-boot:   depend \
568                 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
569                 $(GEN_UBOOT)
570 ifeq ($(CONFIG_KALLSYMS),y)
571                 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
572                         awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
573                 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
574                         -c common/system_map.c -o $(obj)common/system_map.o
575                 $(GEN_UBOOT) $(obj)common/system_map.o
576 endif
577
578 $(OBJS):        depend
579                 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@))
580
581 $(LIBS):        depend $(SUBDIR_TOOLS)
582                 $(MAKE) -C $(dir $(subst $(obj),,$@))
583
584 $(LIBBOARD):    depend $(LIBS)
585                 $(MAKE) -C $(dir $(subst $(obj),,$@))
586
587 $(SUBDIRS):     depend
588                 $(MAKE) -C $@ all
589
590 $(SUBDIR_EXAMPLES): $(obj)u-boot
591
592 $(LDSCRIPT):    depend
593                 $(MAKE) -C $(dir $@) $(notdir $@)
594
595 # The following line expands into whole rule which generates u-boot.lst,
596 # the file containing u-boots LG-array linker section. This is included into
597 # $(LDSCRIPT). The function make_u_boot_list is defined in helper.mk file.
598 $(eval $(call make_u_boot_list, $(obj)include/u-boot.lst, $(LIBBOARD) $(LIBS)))
599 $(obj)u-boot.lds: $(LDSCRIPT) $(obj)include/u-boot.lst
600                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
601
602 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
603                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
604
605 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
606                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
607
608 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
609                 $(MAKE) -C spl all
610
611 updater:
612                 $(MAKE) -C tools/updater all
613
614 # Explicitly make _depend in subdirs containing multiple targets to prevent
615 # parallel sub-makes creating .depend files simultaneously.
616 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
617                 $(obj)include/autoconf.mk \
618                 $(obj)include/generated/generic-asm-offsets.h \
619                 $(obj)include/generated/asm-offsets.h
620                 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
621                         $(MAKE) -C $$dir _depend ; done
622
623 TAG_SUBDIRS = $(SUBDIRS)
624 TAG_SUBDIRS += $(dir $(__LIBS))
625 TAG_SUBDIRS += include
626
627 FIND := find
628 FINDFLAGS := -L
629
630 checkstack:
631                 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
632                         `$(FIND) $(obj) -name u-boot-spl -print` | \
633                         perl $(src)tools/checkstack.pl $(ARCH)
634
635 tags ctags:
636                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
637                                                 -name '*.[chS]' -print`
638
639 etags:
640                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
641                                                 -name '*.[chS]' -print`
642 cscope:
643                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
644                                                 cscope.files
645                 cscope -b -q -k
646
647 SYSTEM_MAP = \
648                 $(NM) $1 | \
649                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
650                 LC_ALL=C sort
651 $(obj)System.map:       $(obj)u-boot
652                 @$(call SYSTEM_MAP,$<) > $(obj)System.map
653
654 checkthumb:
655         @if test $(call cc-version) -lt 0404; then \
656                 echo -n '*** Your GCC does not produce working '; \
657                 echo 'binaries in THUMB mode.'; \
658                 echo '*** Your board is configured for THUMB mode.'; \
659                 false; \
660         fi
661
662 # GCC 3.x is reported to have problems generating the type of relocation
663 # that U-Boot wants.
664 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
665 checkgcc4:
666         @if test $(call cc-version) -lt 0400; then \
667                 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
668                 false; \
669         fi
670
671 #
672 # Auto-generate the autoconf.mk file (which is included by all makefiles)
673 #
674 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
675 # the dep file is only include in this top level makefile to determine when
676 # to regenerate the autoconf.mk file.
677 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
678         @$(XECHO) Generating $@ ; \
679         set -e ; \
680         : Generate the dependancies ; \
681         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
682                 -MQ $(obj)include/autoconf.mk include/common.h > $@
683
684 $(obj)include/autoconf.mk: $(obj)include/config.h
685         @$(XECHO) Generating $@ ; \
686         set -e ; \
687         : Extract the config macros ; \
688         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
689                 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
690         mv $@.tmp $@
691
692 $(obj)include/generated/generic-asm-offsets.h:  $(obj)include/autoconf.mk.dep \
693         $(obj)lib/asm-offsets.s
694         @$(XECHO) Generating $@
695         tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
696
697 $(obj)lib/asm-offsets.s:        $(obj)include/autoconf.mk.dep \
698         $(src)lib/asm-offsets.c
699         @mkdir -p $(obj)lib
700         $(CC) -DDO_DEPS_ONLY \
701                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
702                 -o $@ $(src)lib/asm-offsets.c -c -S
703
704 $(obj)include/generated/asm-offsets.h:  $(obj)include/autoconf.mk.dep \
705         $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
706         @$(XECHO) Generating $@
707         tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
708
709 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s:   $(obj)include/autoconf.mk.dep
710         @mkdir -p $(obj)$(CPUDIR)/$(SOC)
711         if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
712                 $(CC) -DDO_DEPS_ONLY \
713                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
714                         -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
715         else \
716                 touch $@; \
717         fi
718
719 #########################################################################
720 else    # !config.mk
721 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
722 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
723 $(filter-out tools,$(SUBDIRS)) \
724 updater depend dep tags ctags etags cscope $(obj)System.map:
725         @echo "System not configured - see README" >&2
726         @ exit 1
727
728 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
729         $(MAKE) -C $@ all
730 endif   # config.mk
731
732 $(VERSION_FILE):
733                 @mkdir -p $(dir $(VERSION_FILE))
734                 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
735                    printf '#define PLAIN_VERSION "%s%s"\n' \
736                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
737                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
738                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
739                 ) > $@.tmp
740                 @( printf '#define CC_VERSION_STRING "%s"\n' \
741                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
742                 @( printf '#define LD_VERSION_STRING "%s"\n' \
743                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
744                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
745
746 $(TIMESTAMP_FILE):
747                 @mkdir -p $(dir $(TIMESTAMP_FILE))
748                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
749                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
750                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
751
752 easylogo env gdb:
753         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
754 gdbtools: gdb
755
756 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
757         $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
758
759 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
760         $(MAKE) -C tools HOST_TOOLS_ALL=y
761
762 .PHONY : CHANGELOG
763 CHANGELOG:
764         git log --no-merges U-Boot-1_1_5.. | \
765         unexpand -a | sed -e 's/\s\s*$$//' > $@
766
767 include/license.h: tools/bin2header COPYING
768         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
769 #########################################################################
770
771 unconfig:
772         @rm -f $(obj)include/config.h $(obj)include/config.mk \
773                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
774                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep
775
776 %_config::      unconfig
777         @$(MKCONFIG) -A $(@:_config=)
778
779 sinclude $(obj).boards.depend
780 $(obj).boards.depend:   boards.cfg
781         @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@
782
783 #
784 # Functions to generate common board directory names
785 #
786 lcname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
787 ucname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
788
789 #########################################################################
790 ## ARM1176 Systems
791 #########################################################################
792 smdk6400_noUSB_config   \
793 smdk6400_config :       unconfig
794         @mkdir -p $(obj)include $(obj)board/samsung/smdk6400
795         @mkdir -p $(obj)nand_spl/board/samsung/smdk6400
796         @echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h
797         @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk
798         @if [ -z "$(findstring smdk6400_noUSB_config,$@)" ]; then                       \
799                 echo "RAM_TEXT = 0x57e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\
800         else                                                                            \
801                 echo "RAM_TEXT = 0xc7e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\
802         fi
803         @$(MKCONFIG) smdk6400 arm arm1176 smdk6400 samsung s3c64xx
804         @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk
805
806 #########################################################################
807 #########################################################################
808
809 clean:
810         @rm -f $(obj)examples/standalone/82559_eeprom                     \
811                $(obj)examples/standalone/atmel_df_pow2                    \
812                $(obj)examples/standalone/eepro100_eeprom                  \
813                $(obj)examples/standalone/hello_world                      \
814                $(obj)examples/standalone/interrupt                        \
815                $(obj)examples/standalone/mem_to_mem_idma2intr             \
816                $(obj)examples/standalone/sched                            \
817                $(obj)examples/standalone/smc911{11,x}_eeprom              \
818                $(obj)examples/standalone/test_burst                       \
819                $(obj)examples/standalone/timer
820         @rm -f $(obj)examples/api/demo{,.bin}
821         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
822                $(obj)tools/env/{fw_printenv,fw_setenv}                    \
823                $(obj)tools/envcrc                                         \
824                $(obj)tools/gdb/{astest,gdbcont,gdbsend}                   \
825                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
826                $(obj)tools/mk{env,}image   $(obj)tools/mpc86x_clk         \
827                $(obj)tools/mk{smdk5250,}spl                               \
828                $(obj)tools/mxsboot                                        \
829                $(obj)tools/ncb             $(obj)tools/ubsha1             \
830                $(obj)tools/kernel-doc/docproc
831         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
832                $(obj)board/matrix_vision/*/bootscript.img                 \
833                $(obj)board/voiceblue/eeprom                               \
834                $(obj)u-boot.lds                                           \
835                $(obj)include/u-boot.lst                                   \
836                $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]          \
837                $(obj)arch/blackfin/cpu/init.{lds,elf}
838         @rm -f $(obj)include/bmp_logo.h
839         @rm -f $(obj)include/bmp_logo_data.h
840         @rm -f $(obj)lib/asm-offsets.s
841         @rm -f $(obj)include/generated/asm-offsets.h
842         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
843         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
844         @$(MAKE) -s -C doc/DocBook/ cleandocs
845         @find $(OBJTREE) -type f \
846                 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
847                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \
848                 -o -name '*.cfgtmp' \) -print \
849                 | xargs rm -f
850
851 # Removes everything not needed for testing u-boot
852 tidy:   clean
853         @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
854
855 clobber:        tidy
856         @find $(OBJTREE) -type f \( -name '*.srec' \
857                 -o -name '*.bin' -o -name u-boot.img \) \
858                 -print0 | xargs -0 rm -f
859         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
860                 $(obj)cscope.* $(obj)*.*~
861         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
862         @rm -f $(obj)u-boot.kwb
863         @rm -f $(obj)u-boot.pbl
864         @rm -f $(obj)u-boot.imx
865         @rm -f $(obj)u-boot.ubl
866         @rm -f $(obj)u-boot.ais
867         @rm -f $(obj)u-boot.dtb
868         @rm -f $(obj)u-boot.sb
869         @rm -f $(obj)u-boot.spr
870         @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
871         @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
872         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
873         @rm -f $(obj)spl/{u-boot-spl.lds,u-boot.lst}
874         @rm -f $(obj)MLO MLO.byteswap
875         @rm -f $(obj)SPL
876         @rm -f $(obj)tools/xway-swap-bytes
877         @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
878         @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
879         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
880         @rm -fr $(obj)include/generated
881         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
882         @rm -f $(obj)dts/*.tmp
883         @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
884
885 mrproper \
886 distclean:      clobber unconfig
887 ifneq ($(OBJTREE),$(SRCTREE))
888         rm -rf $(obj)*
889 endif
890
891 backup:
892         F=`basename $(TOPDIR)` ; cd .. ; \
893         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
894
895 #########################################################################