imx: Move some i.MX common functions into the imx-common directory
[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 = -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 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
187 # that (or fail if absent).  Otherwise, search for a linker script in a
188 # standard location.
189
190 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
191
192 ifndef LDSCRIPT
193         #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
194         ifdef CONFIG_SYS_LDSCRIPT
195                 # need to strip off double quotes
196                 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
197         endif
198 endif
199
200 # If there is no specified link script, we look in a number of places for it
201 ifndef LDSCRIPT
202         ifeq ($(CONFIG_NAND_U_BOOT),y)
203                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
204                 ifeq ($(wildcard $(LDSCRIPT)),)
205                         LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
206                 endif
207         endif
208         ifeq ($(wildcard $(LDSCRIPT)),)
209                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
210         endif
211         ifeq ($(wildcard $(LDSCRIPT)),)
212                 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
213         endif
214         ifeq ($(wildcard $(LDSCRIPT)),)
215                 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
216                 # We don't expect a Makefile here
217                 LDSCRIPT_MAKEFILE_DIR =
218         endif
219         ifeq ($(wildcard $(LDSCRIPT)),)
220 $(error could not find linker script)
221         endif
222 endif
223
224 #########################################################################
225 # U-Boot objects....order is important (i.e. start must be first)
226
227 OBJS  = $(CPUDIR)/start.o
228 ifeq ($(CPU),ppc4xx)
229 OBJS += $(CPUDIR)/resetvec.o
230 endif
231 ifeq ($(CPU),mpc85xx)
232 OBJS += $(CPUDIR)/resetvec.o
233 endif
234
235 OBJS := $(addprefix $(obj),$(OBJS))
236
237 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
238
239 LIBS-y += lib/libgeneric.o
240 LIBS-y += lib/lzma/liblzma.o
241 LIBS-y += lib/lzo/liblzo.o
242 LIBS-y += lib/zlib/libz.o
243 LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o
244 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
245 LIBS-y += $(CPUDIR)/lib$(CPU).o
246 ifdef SOC
247 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
248 endif
249 ifeq ($(CPU),ixp)
250 LIBS-y += drivers/net/npe/libnpe.o
251 endif
252 LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o
253 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
254 LIBS-y += fs/libfs.o \
255         fs/cbfs/libcbfs.o \
256         fs/cramfs/libcramfs.o \
257         fs/ext4/libext4fs.o \
258         fs/fat/libfat.o \
259         fs/fdos/libfdos.o \
260         fs/jffs2/libjffs2.o \
261         fs/reiserfs/libreiserfs.o \
262         fs/sandbox/libsandboxfs.o \
263         fs/ubifs/libubifs.o \
264         fs/yaffs2/libyaffs2.o \
265         fs/zfs/libzfs.o
266 LIBS-y += net/libnet.o
267 LIBS-y += disk/libdisk.o
268 LIBS-y += drivers/bios_emulator/libatibiosemu.o
269 LIBS-y += drivers/block/libblock.o
270 LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o
271 LIBS-y += drivers/crypto/libcrypto.o
272 LIBS-y += drivers/dma/libdma.o
273 LIBS-y += drivers/fpga/libfpga.o
274 LIBS-y += drivers/gpio/libgpio.o
275 LIBS-y += drivers/hwmon/libhwmon.o
276 LIBS-y += drivers/i2c/libi2c.o
277 LIBS-y += drivers/input/libinput.o
278 LIBS-y += drivers/misc/libmisc.o
279 LIBS-y += drivers/mmc/libmmc.o
280 LIBS-y += drivers/mtd/libmtd.o
281 LIBS-y += drivers/mtd/nand/libnand.o
282 LIBS-y += drivers/mtd/onenand/libonenand.o
283 LIBS-y += drivers/mtd/ubi/libubi.o
284 LIBS-y += drivers/mtd/spi/libspi_flash.o
285 LIBS-y += drivers/net/libnet.o
286 LIBS-y += drivers/net/phy/libphy.o
287 LIBS-y += drivers/pci/libpci.o
288 LIBS-y += drivers/pcmcia/libpcmcia.o
289 LIBS-y += drivers/power/libpower.o \
290         drivers/power/fuel_gauge/libfuel_gauge.o \
291         drivers/power/pmic/libpmic.o \
292         drivers/power/battery/libbattery.o
293 LIBS-y += drivers/spi/libspi.o
294 LIBS-y += drivers/dfu/libdfu.o
295 ifeq ($(CPU),mpc83xx)
296 LIBS-y += drivers/qe/libqe.o
297 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
298 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
299 endif
300 ifeq ($(CPU),mpc85xx)
301 LIBS-y += drivers/qe/libqe.o
302 LIBS-y += drivers/net/fm/libfm.o
303 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
304 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
305 endif
306 ifeq ($(CPU),mpc86xx)
307 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
308 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
309 endif
310 LIBS-y += drivers/rtc/librtc.o
311 LIBS-y += drivers/serial/libserial.o
312 LIBS-y += drivers/sound/libsound.o
313 LIBS-$(CONFIG_GENERIC_LPC_TPM) += drivers/tpm/libtpm.o
314 LIBS-y += drivers/twserial/libtws.o
315 LIBS-y += drivers/usb/eth/libusb_eth.o
316 LIBS-y += drivers/usb/gadget/libusb_gadget.o
317 LIBS-y += drivers/usb/host/libusb_host.o
318 LIBS-y += drivers/usb/musb/libusb_musb.o
319 LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
320 LIBS-y += drivers/usb/phy/libusb_phy.o
321 LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
322 LIBS-y += drivers/video/libvideo.o
323 LIBS-y += drivers/watchdog/libwatchdog.o
324 LIBS-y += common/libcommon.o
325 LIBS-y += lib/libfdt/libfdt.o
326 LIBS-y += api/libapi.o
327 LIBS-y += post/libpost.o
328 LIBS-y += test/libtest.o
329
330 ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),)
331 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
332 endif
333
334 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs))
335 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
336 endif
337
338 ifeq ($(SOC),s5pc1xx)
339 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
340 endif
341 ifeq ($(SOC),exynos)
342 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
343 endif
344 ifneq ($(CONFIG_TEGRA),)
345 LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
346 LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
347 LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
348 endif
349
350 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
351 .PHONY : $(LIBS)
352
353 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
354 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
355
356 # Add GCC lib
357 ifdef USE_PRIVATE_LIBGCC
358 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
359 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
360 else
361 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
362 endif
363 else
364 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
365 endif
366 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
367 export PLATFORM_LIBS
368
369 # Special flags for CPP when processing the linker script.
370 # Pass the version down so we can handle backwards compatibility
371 # on the fly.
372 LDPPFLAGS += \
373         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
374         -DCPUDIR=$(CPUDIR) \
375         $(shell $(LD) --version | \
376           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
377
378 __OBJS := $(subst $(obj),,$(OBJS))
379 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
380
381 #########################################################################
382 #########################################################################
383
384 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
385 BOARD_SIZE_CHECK = \
386         @actual=`wc -c $@ | awk '{print $$1}'`; \
387         limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
388         if test $$actual -gt $$limit; then \
389                 echo "$@ exceeds file size limit:" >&2 ; \
390                 echo "  limit:  $$limit bytes" >&2 ; \
391                 echo "  actual: $$actual bytes" >&2 ; \
392                 echo "  excess: $$((actual - limit)) bytes" >&2; \
393                 exit 1; \
394         fi
395 else
396 BOARD_SIZE_CHECK =
397 endif
398
399 # Always append ALL so that arch config.mk's can add custom ones
400 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
401
402 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
403 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
404 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
405 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
406 ifneq ($(CONFIG_SPL_TARGET),)
407 ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
408 endif
409
410 # enable combined SPL/u-boot/dtb rules for tegra
411 ifneq ($(CONFIG_TEGRA),)
412 ifeq ($(CONFIG_OF_SEPARATE),y)
413 ALL-y += $(obj)u-boot-dtb-tegra.bin
414 else
415 ALL-y += $(obj)u-boot-nodtb-tegra.bin
416 endif
417 endif
418
419 all:            $(ALL-y) $(SUBDIR_EXAMPLES)
420
421 $(obj)u-boot.dtb:       $(obj)u-boot
422                 $(MAKE) -C dts binary
423                 mv $(obj)dts/dt.dtb $@
424
425 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
426                 cat $^ >$@
427
428 $(obj)u-boot.hex:       $(obj)u-boot
429                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
430
431 $(obj)u-boot.srec:      $(obj)u-boot
432                 $(OBJCOPY) -O srec $< $@
433
434 $(obj)u-boot.bin:       $(obj)u-boot
435                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
436                 $(BOARD_SIZE_CHECK)
437
438 $(obj)u-boot.ldr:       $(obj)u-boot
439                 $(CREATE_LDR_ENV)
440                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
441                 $(BOARD_SIZE_CHECK)
442
443 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
444                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
445
446 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
447                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
448
449 #
450 # U-Boot entry point, needed for booting of full-blown U-Boot
451 # from the SPL U-Boot version.
452 #
453 ifndef CONFIG_SYS_UBOOT_START
454 CONFIG_SYS_UBOOT_START := 0
455 endif
456
457 $(obj)u-boot.img:       $(obj)u-boot.bin
458                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
459                 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
460                 -e $(CONFIG_SYS_UBOOT_START) \
461                 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
462                         sed -e 's/"[     ]*$$/ for $(BOARD) board"/') \
463                 -d $< $@
464
465 $(obj)u-boot.imx: $(obj)u-boot.bin depend
466                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
467
468 $(obj)u-boot.kwb:       $(obj)u-boot.bin
469                 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
470                 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
471
472 $(obj)u-boot.pbl:       $(obj)u-boot.bin
473                 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
474                 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
475                 -d $< $@
476
477 $(obj)u-boot.sha1:      $(obj)u-boot.bin
478                 $(obj)tools/ubsha1 $(obj)u-boot.bin
479
480 $(obj)u-boot.dis:       $(obj)u-boot
481                 $(OBJDUMP) -d $< > $@
482
483
484
485 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
486                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SPL_PAD_TO) \
487                         -I binary -O binary $< $(obj)spl/u-boot-spl-pad.bin
488                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
489                 rm $(obj)spl/u-boot-spl-pad.bin
490
491 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
492                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
493                         $(OBJTREE)/u-boot-with-spl.imx
494
495 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
496                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
497                         $(OBJTREE)/u-boot-with-nand-spl.imx
498
499 $(obj)u-boot.ubl:       $(obj)u-boot-with-spl.bin
500                 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
501                 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
502
503 $(obj)u-boot.ais:       $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
504                 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
505                         -T aisimage \
506                         -e $(CONFIG_SPL_TEXT_BASE) \
507                         -d $(obj)spl/u-boot-spl.bin \
508                         $(obj)spl/u-boot-spl.ais
509                 $(OBJCOPY) ${OBJCFLAGS} -I binary \
510                         --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
511                         $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
512                 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
513                         $(obj)u-boot.ais
514
515 # Specify the target for use in elftosb call
516 ELFTOSB_TARGET-$(CONFIG_MX23) = imx23
517 ELFTOSB_TARGET-$(CONFIG_MX28) = imx28
518
519 $(obj)u-boot.sb:       $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
520                 elftosb -zf $(ELFTOSB_TARGET-y) -c $(TOPDIR)/$(CPUDIR)/$(SOC)/u-boot-$(ELFTOSB_TARGET-y).bd \
521                         -o $(obj)u-boot.sb
522
523 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
524 # Both images are created using mkimage (crc etc), so that the ROM
525 # bootloader can check its integrity. Padding needs to be done to the
526 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
527 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
528 # The resulting image containing both U-Boot images is called u-boot.spr
529 $(obj)u-boot.spr:       $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
530                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
531                 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
532                 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
533                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
534                         of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
535                 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
536                         conv=notrunc 2>/dev/null
537                 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
538
539 ifneq ($(CONFIG_TEGRA),)
540 ifeq ($(CONFIG_OF_SEPARATE),y)
541 nodtb=dtb
542 dtbfile=$(obj)u-boot.dtb
543 else
544 nodtb=nodtb
545 dtbfile=
546 endif
547
548 $(obj)u-boot-$(nodtb)-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(dtbfile)
549                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
550                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin $(dtbfile) > $@
551                 rm $(obj)spl/u-boot-spl-pad.bin
552 endif
553
554 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
555                 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
556
557 ifeq ($(CONFIG_SANDBOX),y)
558 GEN_UBOOT = \
559                 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
560                         -Wl,--start-group $(__LIBS) -Wl,--end-group \
561                         $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
562 else
563 GEN_UBOOT = \
564                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
565                         $(__OBJS) \
566                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
567                         -Map u-boot.map -o u-boot
568 endif
569
570 $(obj)u-boot:   depend \
571                 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
572                 $(GEN_UBOOT)
573 ifeq ($(CONFIG_KALLSYMS),y)
574                 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
575                         awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
576                 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
577                         -c common/system_map.c -o $(obj)common/system_map.o
578                 $(GEN_UBOOT) $(obj)common/system_map.o
579 endif
580
581 $(OBJS):        depend
582                 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@))
583
584 $(LIBS):        depend $(SUBDIR_TOOLS)
585                 $(MAKE) -C $(dir $(subst $(obj),,$@))
586
587 $(LIBBOARD):    depend $(LIBS)
588                 $(MAKE) -C $(dir $(subst $(obj),,$@))
589
590 $(SUBDIRS):     depend
591                 $(MAKE) -C $@ all
592
593 $(SUBDIR_EXAMPLES): $(obj)u-boot
594
595 $(LDSCRIPT):    depend
596                 $(MAKE) -C $(dir $@) $(notdir $@)
597
598 $(obj)u-boot.lds: $(LDSCRIPT)
599                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
600
601 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
602                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
603
604 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
605                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
606
607 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
608                 $(MAKE) -C spl all
609
610 updater:
611                 $(MAKE) -C tools/updater all
612
613 # Explicitly make _depend in subdirs containing multiple targets to prevent
614 # parallel sub-makes creating .depend files simultaneously.
615 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
616                 $(obj)include/autoconf.mk \
617                 $(obj)include/generated/generic-asm-offsets.h \
618                 $(obj)include/generated/asm-offsets.h
619                 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
620                         $(MAKE) -C $$dir _depend ; done
621
622 TAG_SUBDIRS = $(SUBDIRS)
623 TAG_SUBDIRS += $(dir $(__LIBS))
624 TAG_SUBDIRS += include
625
626 FIND := find
627 FINDFLAGS := -L
628
629 checkstack:
630                 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
631                         `$(FIND) $(obj) -name u-boot-spl -print` | \
632                         perl $(src)tools/checkstack.pl $(ARCH)
633
634 tags ctags:
635                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
636                                                 -name '*.[chS]' -print`
637
638 etags:
639                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
640                                                 -name '*.[chS]' -print`
641 cscope:
642                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
643                                                 cscope.files
644                 cscope -b -q -k
645
646 SYSTEM_MAP = \
647                 $(NM) $1 | \
648                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
649                 LC_ALL=C sort
650 $(obj)System.map:       $(obj)u-boot
651                 @$(call SYSTEM_MAP,$<) > $(obj)System.map
652
653 checkthumb:
654         @if test $(call cc-version) -lt 0404; then \
655                 echo -n '*** Your GCC does not produce working '; \
656                 echo 'binaries in THUMB mode.'; \
657                 echo '*** Your board is configured for THUMB mode.'; \
658                 false; \
659         fi
660
661 # GCC 3.x is reported to have problems generating the type of relocation
662 # that U-Boot wants.
663 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
664 checkgcc4:
665         @if test $(call cc-version) -lt 0400; then \
666                 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
667                 false; \
668         fi
669
670 #
671 # Auto-generate the autoconf.mk file (which is included by all makefiles)
672 #
673 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
674 # the dep file is only include in this top level makefile to determine when
675 # to regenerate the autoconf.mk file.
676 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
677         @$(XECHO) Generating $@ ; \
678         set -e ; \
679         : Generate the dependancies ; \
680         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
681                 -MQ $(obj)include/autoconf.mk include/common.h > $@
682
683 $(obj)include/autoconf.mk: $(obj)include/config.h
684         @$(XECHO) Generating $@ ; \
685         set -e ; \
686         : Extract the config macros ; \
687         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
688                 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
689         mv $@.tmp $@
690
691 $(obj)include/generated/generic-asm-offsets.h:  $(obj)include/autoconf.mk.dep \
692         $(obj)lib/asm-offsets.s
693         @$(XECHO) Generating $@
694         tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
695
696 $(obj)lib/asm-offsets.s:        $(obj)include/autoconf.mk.dep \
697         $(src)lib/asm-offsets.c
698         @mkdir -p $(obj)lib
699         $(CC) -DDO_DEPS_ONLY \
700                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
701                 -o $@ $(src)lib/asm-offsets.c -c -S
702
703 $(obj)include/generated/asm-offsets.h:  $(obj)include/autoconf.mk.dep \
704         $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
705         @$(XECHO) Generating $@
706         tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
707
708 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s:   $(obj)include/autoconf.mk.dep
709         @mkdir -p $(obj)$(CPUDIR)/$(SOC)
710         if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
711                 $(CC) -DDO_DEPS_ONLY \
712                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
713                         -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
714         else \
715                 touch $@; \
716         fi
717
718 #########################################################################
719 else    # !config.mk
720 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
721 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
722 $(filter-out tools,$(SUBDIRS)) \
723 updater depend dep tags ctags etags cscope $(obj)System.map:
724         @echo "System not configured - see README" >&2
725         @ exit 1
726
727 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
728         $(MAKE) -C $@ all
729 endif   # config.mk
730
731 $(VERSION_FILE):
732                 @mkdir -p $(dir $(VERSION_FILE))
733                 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
734                    printf '#define PLAIN_VERSION "%s%s"\n' \
735                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
736                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
737                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
738                 ) > $@.tmp
739                 @( printf '#define CC_VERSION_STRING "%s"\n' \
740                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
741                 @( printf '#define LD_VERSION_STRING "%s"\n' \
742                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
743                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
744
745 $(TIMESTAMP_FILE):
746                 @mkdir -p $(dir $(TIMESTAMP_FILE))
747                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
748                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
749                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
750
751 easylogo env gdb:
752         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
753 gdbtools: gdb
754
755 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
756         $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
757
758 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
759         $(MAKE) -C tools HOST_TOOLS_ALL=y
760
761 .PHONY : CHANGELOG
762 CHANGELOG:
763         git log --no-merges U-Boot-1_1_5.. | \
764         unexpand -a | sed -e 's/\s\s*$$//' > $@
765
766 include/license.h: tools/bin2header COPYING
767         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
768 #########################################################################
769
770 unconfig:
771         @rm -f $(obj)include/config.h $(obj)include/config.mk \
772                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
773                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep
774
775 %_config::      unconfig
776         @$(MKCONFIG) -A $(@:_config=)
777
778 sinclude $(obj).boards.depend
779 $(obj).boards.depend:   boards.cfg
780         @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@
781
782 #
783 # Functions to generate common board directory names
784 #
785 lcname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
786 ucname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
787
788 #########################################################################
789 #########################################################################
790
791 clean:
792         @rm -f $(obj)examples/standalone/82559_eeprom                     \
793                $(obj)examples/standalone/atmel_df_pow2                    \
794                $(obj)examples/standalone/eepro100_eeprom                  \
795                $(obj)examples/standalone/hello_world                      \
796                $(obj)examples/standalone/interrupt                        \
797                $(obj)examples/standalone/mem_to_mem_idma2intr             \
798                $(obj)examples/standalone/sched                            \
799                $(obj)examples/standalone/smc911{11,x}_eeprom              \
800                $(obj)examples/standalone/test_burst                       \
801                $(obj)examples/standalone/timer
802         @rm -f $(obj)examples/api/demo{,.bin}
803         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
804                $(obj)tools/env/{fw_printenv,fw_setenv}                    \
805                $(obj)tools/envcrc                                         \
806                $(obj)tools/gdb/{astest,gdbcont,gdbsend}                   \
807                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
808                $(obj)tools/mk{env,}image   $(obj)tools/mpc86x_clk         \
809                $(obj)tools/mk{smdk5250,}spl                               \
810                $(obj)tools/mxsboot                                        \
811                $(obj)tools/ncb             $(obj)tools/ubsha1             \
812                $(obj)tools/kernel-doc/docproc
813         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
814                $(obj)board/matrix_vision/*/bootscript.img                 \
815                $(obj)board/voiceblue/eeprom                               \
816                $(obj)u-boot.lds                                           \
817                $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]          \
818                $(obj)arch/blackfin/cpu/init.{lds,elf}
819         @rm -f $(obj)include/bmp_logo.h
820         @rm -f $(obj)include/bmp_logo_data.h
821         @rm -f $(obj)lib/asm-offsets.s
822         @rm -f $(obj)include/generated/asm-offsets.h
823         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
824         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
825         @$(MAKE) -s -C doc/DocBook/ cleandocs
826         @find $(OBJTREE) -type f \
827                 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
828                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \
829                 -o -name '*.cfgtmp' \) -print \
830                 | xargs rm -f
831
832 # Removes everything not needed for testing u-boot
833 tidy:   clean
834         @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
835
836 clobber:        tidy
837         @find $(OBJTREE) -type f \( -name '*.srec' \
838                 -o -name '*.bin' -o -name u-boot.img \) \
839                 -print0 | xargs -0 rm -f
840         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
841                 $(obj)cscope.* $(obj)*.*~
842         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
843         @rm -f $(obj)u-boot.kwb
844         @rm -f $(obj)u-boot.pbl
845         @rm -f $(obj)u-boot.imx
846         @rm -f $(obj)u-boot-with-spl.imx
847         @rm -f $(obj)u-boot-with-nand-spl.imx
848         @rm -f $(obj)u-boot.ubl
849         @rm -f $(obj)u-boot.ais
850         @rm -f $(obj)u-boot.dtb
851         @rm -f $(obj)u-boot.sb
852         @rm -f $(obj)u-boot.spr
853         @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
854         @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
855         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
856         @rm -f $(obj)spl/u-boot-spl.lds
857         @rm -f $(obj)MLO MLO.byteswap
858         @rm -f $(obj)SPL
859         @rm -f $(obj)tools/xway-swap-bytes
860         @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
861         @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
862         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
863         @rm -fr $(obj)include/generated
864         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
865         @rm -f $(obj)dts/*.tmp
866         @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
867
868 mrproper \
869 distclean:      clobber unconfig
870 ifneq ($(OBJTREE),$(SRCTREE))
871         rm -rf $(obj)*
872 endif
873
874 backup:
875         F=`basename $(TOPDIR)` ; cd .. ; \
876         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
877
878 #########################################################################