Makfile: fix a rule to build u-boot.sb
[platform/kernel/u-boot.git] / Makefile
1 #
2 # (C) Copyright 2000-2013
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 #
5 # SPDX-License-Identifier:      GPL-2.0+
6 #
7
8 VERSION = 2013
9 PATCHLEVEL = 10
10 SUBLEVEL =
11 EXTRAVERSION =
12 ifneq "$(SUBLEVEL)" ""
13 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
14 else
15 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION)
16 endif
17 TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h
18 VERSION_FILE = $(obj)include/generated/version_autogenerated.h
19
20 HOSTARCH := $(shell uname -m | \
21         sed -e s/i.86/x86/ \
22             -e s/sun4u/sparc64/ \
23             -e s/arm.*/arm/ \
24             -e s/sa110/arm/ \
25             -e s/ppc64/powerpc/ \
26             -e s/ppc/powerpc/ \
27             -e s/macppc/powerpc/\
28             -e s/sh.*/sh/)
29
30 HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
31             sed -e 's/\(cygwin\).*/cygwin/')
32
33 export  HOSTARCH HOSTOS
34
35 # Deal with colliding definitions from tcsh etc.
36 VENDOR=
37
38 #########################################################################
39 # Allow for silent builds
40 ifeq (,$(findstring s,$(MAKEFLAGS)))
41 XECHO = echo
42 else
43 XECHO = :
44 endif
45
46 #########################################################################
47 #
48 # U-boot build supports generating object files in a separate external
49 # directory. Two use cases are supported:
50 #
51 # 1) Add O= to the make command line
52 # 'make O=/tmp/build all'
53 #
54 # 2) Set environment variable BUILD_DIR to point to the desired location
55 # 'export BUILD_DIR=/tmp/build'
56 # 'make'
57 #
58 # The second approach can also be used with a MAKEALL script
59 # 'export BUILD_DIR=/tmp/build'
60 # './MAKEALL'
61 #
62 # Command line 'O=' setting overrides BUILD_DIR environment variable.
63 #
64 # When none of the above methods is used the local build is performed and
65 # the object files are placed in the source directory.
66 #
67
68 ifdef O
69 ifeq ("$(origin O)", "command line")
70 BUILD_DIR := $(O)
71 endif
72 endif
73
74 # Call a source code checker (by default, "sparse") as part of the
75 # C compilation.
76 #
77 # Use 'make C=1' to enable checking of re-compiled files.
78 #
79 # See the linux kernel file "Documentation/sparse.txt" for more details,
80 # including where to get the "sparse" utility.
81
82 ifdef C
83 ifeq ("$(origin C)", "command line")
84 CHECKSRC := $(C)
85 endif
86 endif
87 ifndef CHECKSRC
88   CHECKSRC = 0
89 endif
90 export CHECKSRC
91
92 ifneq ($(BUILD_DIR),)
93 saved-output := $(BUILD_DIR)
94
95 # Attempt to create a output directory.
96 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
97
98 # Verify if it was successful.
99 BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
100 $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
101 endif # ifneq ($(BUILD_DIR),)
102
103 OBJTREE         := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
104 SPLTREE         := $(OBJTREE)/spl
105 TPLTREE         := $(OBJTREE)/tpl
106 SRCTREE         := $(CURDIR)
107 TOPDIR          := $(SRCTREE)
108 LNDIR           := $(OBJTREE)
109 export  TOPDIR SRCTREE OBJTREE SPLTREE TPLTREE
110
111 MKCONFIG        := $(SRCTREE)/mkconfig
112 export MKCONFIG
113
114 ifneq ($(OBJTREE),$(SRCTREE))
115 REMOTE_BUILD    := 1
116 export REMOTE_BUILD
117 endif
118
119 # $(obj) and (src) are defined in config.mk but here in main Makefile
120 # we also need them before config.mk is included which is the case for
121 # some targets like unconfig, clean, clobber, distclean, etc.
122 ifneq ($(OBJTREE),$(SRCTREE))
123 obj := $(OBJTREE)/
124 src := $(SRCTREE)/
125 else
126 obj :=
127 src :=
128 endif
129 export obj src
130
131 # Make sure CDPATH settings don't interfere
132 unexport CDPATH
133
134 #########################################################################
135
136 # The "tools" are needed early, so put this first
137 # Don't include stuff already done in $(LIBS)
138 # The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
139 # is "yes"), so compile examples after U-Boot is compiled.
140 SUBDIR_TOOLS = tools
141 SUBDIR_EXAMPLES = examples/standalone examples/api
142 SUBDIRS = $(SUBDIR_TOOLS)
143
144 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
145
146 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
147
148 # Include autoconf.mk before config.mk so that the config options are available
149 # to all top level build files.  We need the dummy all: target to prevent the
150 # dependency target in autoconf.mk.dep from being the default.
151 all:
152 sinclude $(obj)include/autoconf.mk.dep
153 sinclude $(obj)include/autoconf.mk
154
155 ifndef CONFIG_SANDBOX
156 SUBDIRS += $(SUBDIR_EXAMPLES)
157 endif
158
159 # load ARCH, BOARD, and CPU configuration
160 include $(obj)include/config.mk
161 export  ARCH CPU BOARD VENDOR SOC
162
163 # set default to nothing for native builds
164 ifeq ($(HOSTARCH),$(ARCH))
165 CROSS_COMPILE ?=
166 endif
167
168 # load other configuration
169 include $(TOPDIR)/config.mk
170
171 # Targets which don't build the source code
172 NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig
173
174 # Only do the generic board check when actually building, not configuring
175 ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
176 ifeq ($(findstring _config,$(MAKECMDGOALS)),)
177 $(CHECK_GENERIC_BOARD)
178 endif
179 endif
180
181 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
182 # that (or fail if absent).  Otherwise, search for a linker script in a
183 # standard location.
184
185 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
186
187 ifndef LDSCRIPT
188         #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
189         ifdef CONFIG_SYS_LDSCRIPT
190                 # need to strip off double quotes
191                 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
192         endif
193 endif
194
195 # If there is no specified link script, we look in a number of places for it
196 ifndef LDSCRIPT
197         ifeq ($(CONFIG_NAND_U_BOOT),y)
198                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
199                 ifeq ($(wildcard $(LDSCRIPT)),)
200                         LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
201                 endif
202         endif
203         ifeq ($(wildcard $(LDSCRIPT)),)
204                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
205         endif
206         ifeq ($(wildcard $(LDSCRIPT)),)
207                 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
208         endif
209         ifeq ($(wildcard $(LDSCRIPT)),)
210                 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
211                 # We don't expect a Makefile here
212                 LDSCRIPT_MAKEFILE_DIR =
213         endif
214         ifeq ($(wildcard $(LDSCRIPT)),)
215 $(error could not find linker script)
216         endif
217 endif
218
219 #########################################################################
220 # U-Boot objects....order is important (i.e. start must be first)
221
222 OBJS  = $(CPUDIR)/start.o
223 ifeq ($(CPU),ppc4xx)
224 OBJS += $(CPUDIR)/resetvec.o
225 endif
226 ifeq ($(CPU),mpc85xx)
227 OBJS += $(CPUDIR)/resetvec.o
228 endif
229
230 OBJS := $(addprefix $(obj),$(OBJS))
231
232 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
233
234 LIBS-y += lib/libgeneric.o
235 LIBS-y += lib/rsa/librsa.o
236 LIBS-y += lib/lzma/liblzma.o
237 LIBS-y += lib/lzo/liblzo.o
238 LIBS-y += lib/zlib/libz.o
239 LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o
240 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
241 LIBS-y += $(CPUDIR)/lib$(CPU).o
242 ifdef SOC
243 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
244 endif
245 ifeq ($(CPU),ixp)
246 LIBS-y += drivers/net/npe/libnpe.o
247 endif
248 LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o
249 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
250 LIBS-y += fs/libfs.o \
251         fs/fat/libfat.o
252 LIBS-y += net/libnet.o
253 LIBS-y += disk/libdisk.o
254 LIBS-y += drivers/libdrivers.o
255 LIBS-y += drivers/dma/libdma.o
256 LIBS-y += drivers/gpio/libgpio.o
257 LIBS-y += drivers/i2c/libi2c.o
258 LIBS-y += drivers/input/libinput.o
259 LIBS-y += drivers/mmc/libmmc.o
260 LIBS-y += drivers/mtd/libmtd.o
261 LIBS-y += drivers/mtd/nand/libnand.o
262 LIBS-y += drivers/mtd/onenand/libonenand.o
263 LIBS-y += drivers/mtd/ubi/libubi.o
264 LIBS-y += drivers/mtd/spi/libspi_flash.o
265 LIBS-y += drivers/net/libnet.o
266 LIBS-y += drivers/net/phy/libphy.o
267 LIBS-y += drivers/pci/libpci.o
268 LIBS-y += drivers/power/libpower.o \
269         drivers/power/fuel_gauge/libfuel_gauge.o \
270         drivers/power/mfd/libmfd.o \
271         drivers/power/pmic/libpmic.o \
272         drivers/power/battery/libbattery.o
273 LIBS-y += drivers/spi/libspi.o
274 ifeq ($(CPU),mpc83xx)
275 LIBS-y += drivers/qe/libqe.o
276 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
277 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
278 endif
279 ifeq ($(CPU),mpc85xx)
280 LIBS-y += drivers/qe/libqe.o
281 LIBS-y += drivers/net/fm/libfm.o
282 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
283 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
284 endif
285 ifeq ($(CPU),mpc86xx)
286 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
287 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
288 endif
289 LIBS-y += drivers/serial/libserial.o
290 LIBS-y += drivers/usb/eth/libusb_eth.o
291 LIBS-y += drivers/usb/gadget/libusb_gadget.o
292 LIBS-y += drivers/usb/host/libusb_host.o
293 LIBS-y += drivers/usb/musb/libusb_musb.o
294 LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
295 LIBS-y += drivers/usb/phy/libusb_phy.o
296 LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
297 LIBS-y += common/libcommon.o
298 LIBS-y += lib/libfdt/libfdt.o
299 LIBS-y += api/libapi.o
300 LIBS-y += post/libpost.o
301 LIBS-y += test/libtest.o
302
303 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
304 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
305 endif
306
307 LIBS-$(CONFIG_ARM) += arch/arm/cpu/libcpu.o
308
309 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
310 .PHONY : $(LIBS)
311
312 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
313 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
314
315 # Add GCC lib
316 ifdef USE_PRIVATE_LIBGCC
317 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
318 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
319 else
320 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
321 endif
322 else
323 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
324 endif
325 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
326 export PLATFORM_LIBS
327
328 # Special flags for CPP when processing the linker script.
329 # Pass the version down so we can handle backwards compatibility
330 # on the fly.
331 LDPPFLAGS += \
332         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
333         -DCPUDIR=$(CPUDIR) \
334         $(shell $(LD) --version | \
335           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
336
337 __OBJS := $(subst $(obj),,$(OBJS))
338 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
339
340 #########################################################################
341 #########################################################################
342
343 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
344 BOARD_SIZE_CHECK = \
345         @actual=`wc -c $@ | awk '{print $$1}'`; \
346         limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
347         if test $$actual -gt $$limit; then \
348                 echo "$@ exceeds file size limit:" >&2 ; \
349                 echo "  limit:  $$limit bytes" >&2 ; \
350                 echo "  actual: $$actual bytes" >&2 ; \
351                 echo "  excess: $$((actual - limit)) bytes" >&2; \
352                 exit 1; \
353         fi
354 else
355 BOARD_SIZE_CHECK =
356 endif
357
358 # Always append ALL so that arch config.mk's can add custom ones
359 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
360
361 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
362 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
363 ALL-$(CONFIG_RAMBOOT_PBL) += $(obj)u-boot.pbl
364 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
365 ALL-$(CONFIG_SPL_FRAMEWORK) += $(obj)u-boot.img
366 ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin
367 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
368 ifneq ($(CONFIG_SPL_TARGET),)
369 ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
370 endif
371
372 # enable combined SPL/u-boot/dtb rules for tegra
373 ifneq ($(CONFIG_TEGRA),)
374 ifeq ($(CONFIG_OF_SEPARATE),y)
375 ALL-y += $(obj)u-boot-dtb-tegra.bin
376 else
377 ALL-y += $(obj)u-boot-nodtb-tegra.bin
378 endif
379 endif
380
381 build := -f $(TOPDIR)/scripts/Makefile.build -C
382
383 all:            $(ALL-y) $(SUBDIR_EXAMPLES)
384
385 $(obj)u-boot.dtb:       checkdtc $(obj)u-boot
386                 $(MAKE) $(build) dts binary
387                 mv $(obj)dts/dt.dtb $@
388
389 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
390                 cat $^ >$@
391
392 $(obj)u-boot.hex:       $(obj)u-boot
393                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
394
395 $(obj)u-boot.srec:      $(obj)u-boot
396                 $(OBJCOPY) -O srec $< $@
397
398 $(obj)u-boot.bin:       $(obj)u-boot
399                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
400                 $(BOARD_SIZE_CHECK)
401
402 $(obj)u-boot.ldr:       $(obj)u-boot
403                 $(CREATE_LDR_ENV)
404                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
405                 $(BOARD_SIZE_CHECK)
406
407 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
408                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
409
410 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
411                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
412
413 #
414 # U-Boot entry point, needed for booting of full-blown U-Boot
415 # from the SPL U-Boot version.
416 #
417 ifndef CONFIG_SYS_UBOOT_START
418 CONFIG_SYS_UBOOT_START := 0
419 endif
420
421 $(obj)u-boot.img:       $(obj)u-boot.bin
422                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
423                 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
424                 -e $(CONFIG_SYS_UBOOT_START) \
425                 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
426                         sed -e 's/"[     ]*$$/ for $(BOARD) board"/') \
427                 -d $< $@
428
429 $(obj)u-boot.imx: $(obj)u-boot.bin depend
430                 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
431
432 $(obj)u-boot.kwb:       $(obj)u-boot.bin
433                 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
434                 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
435
436 $(obj)u-boot.pbl:       $(obj)u-boot.bin
437                 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
438                 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
439                 -d $< $@
440
441 $(obj)u-boot.sha1:      $(obj)u-boot.bin
442                 $(obj)tools/ubsha1 $(obj)u-boot.bin
443
444 $(obj)u-boot.dis:       $(obj)u-boot
445                 $(OBJDUMP) -d $< > $@
446
447 # $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate,
448 # $(4) is pad-to
449 SPL_PAD_APPEND = \
450                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \
451                 $(1) $(obj)$(3); \
452                 cat $(obj)$(3) $(2) > $@; \
453                 rm $(obj)$(3)
454
455 ifdef CONFIG_TPL
456 SPL_PAYLOAD := $(obj)tpl/u-boot-with-tpl.bin
457 else
458 SPL_PAYLOAD := $(obj)u-boot.bin
459 endif
460
461 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(SPL_PAYLOAD)
462                 $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO))
463
464 $(obj)tpl/u-boot-with-tpl.bin: $(obj)tpl/u-boot-tpl.bin $(obj)u-boot.bin
465                 $(call SPL_PAD_APPEND,$<,$(obj)u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO))
466
467 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
468                 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
469                         $(OBJTREE)/u-boot-with-spl.imx
470
471 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
472                 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
473                         $(OBJTREE)/u-boot-with-nand-spl.imx
474
475 $(obj)u-boot.ubl:       $(obj)u-boot-with-spl.bin
476                 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
477                 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
478
479 $(obj)u-boot.ais:       $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
480                 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
481                         -T aisimage \
482                         -e $(CONFIG_SPL_TEXT_BASE) \
483                         -d $(obj)spl/u-boot-spl.bin \
484                         $(obj)spl/u-boot-spl.ais
485                 $(OBJCOPY) ${OBJCFLAGS} -I binary \
486                         --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
487                         $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
488                 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
489                         $(obj)u-boot.ais
490
491
492 $(obj)u-boot.sb:       $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
493                 $(MAKE) $(build) $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
494
495 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
496 # Both images are created using mkimage (crc etc), so that the ROM
497 # bootloader can check its integrity. Padding needs to be done to the
498 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
499 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
500 # The resulting image containing both U-Boot images is called u-boot.spr
501 $(obj)u-boot.spr:       $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
502                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
503                 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
504                 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
505                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
506                         of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
507                 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
508                         conv=notrunc 2>/dev/null
509                 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
510
511 ifneq ($(CONFIG_TEGRA),)
512 $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
513                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
514                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
515                 rm $(obj)spl/u-boot-spl-pad.bin
516
517 ifeq ($(CONFIG_OF_SEPARATE),y)
518 $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb
519                 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@
520 endif
521 endif
522
523 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
524                 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
525
526 # PPC4xx needs the SPL at the end of the image, since the reset vector
527 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
528 # and need to introduce a new build target with the full blown U-Boot
529 # at the start padded up to the start of the SPL image. And then concat
530 # the SPL image to the end.
531 $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
532                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \
533                         of=$(obj)u-boot-pad.img 2>/dev/null
534                 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \
535                         conv=notrunc 2>/dev/null
536                 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
537
538 ifeq ($(CONFIG_SANDBOX),y)
539 GEN_UBOOT = \
540                 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
541                         -Wl,--start-group $(__LIBS) -Wl,--end-group \
542                         $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
543 else
544 GEN_UBOOT = \
545                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
546                         $(__OBJS) \
547                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
548                         -Map u-boot.map -o u-boot
549 endif
550
551 $(obj)u-boot:   depend \
552                 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
553                 $(GEN_UBOOT)
554 ifeq ($(CONFIG_KALLSYMS),y)
555                 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
556                         awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
557                 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
558                         -c common/system_map.c -o $(obj)common/system_map.o
559                 $(GEN_UBOOT) $(obj)common/system_map.o
560 endif
561
562 $(OBJS):
563         @:
564
565 $(LIBS):        depend $(SUBDIR_TOOLS)
566                 $(MAKE) $(build) $(dir $(subst $(obj),,$@))
567                 mv $(dir $@)built-in.o $@
568
569 $(LIBBOARD):    depend $(LIBS)
570                 $(MAKE) $(build) $(dir $(subst $(obj),,$@))
571                 mv $(dir $@)built-in.o $@
572
573 $(SUBDIRS):     depend
574                 $(MAKE) -C $@ all
575
576 $(SUBDIR_EXAMPLES): $(obj)u-boot
577
578 $(LDSCRIPT):    depend
579                 $(MAKE) -C $(dir $@) $(notdir $@)
580
581 $(obj)u-boot.lds: $(LDSCRIPT)
582                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
583
584 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
585                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
586
587 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
588                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
589
590 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
591                 $(MAKE) -C spl all
592
593 $(obj)tpl/u-boot-tpl.bin:       $(SUBDIR_TOOLS) depend
594                 $(MAKE) -C spl all CONFIG_TPL_BUILD=y
595
596 updater:
597                 $(MAKE) -C tools/updater all
598
599 # Explicitly make _depend in subdirs containing multiple targets to prevent
600 # parallel sub-makes creating .depend files simultaneously.
601 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
602                 $(obj)include/spl-autoconf.mk \
603                 $(obj)include/tpl-autoconf.mk \
604                 $(obj)include/autoconf.mk \
605                 $(obj)include/generated/generic-asm-offsets.h \
606                 $(obj)include/generated/asm-offsets.h
607
608 TAG_SUBDIRS = $(SUBDIRS)
609 TAG_SUBDIRS += $(dir $(__LIBS))
610 TAG_SUBDIRS += include
611
612 FIND := find
613 FINDFLAGS := -L
614
615 checkstack:
616                 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
617                         `$(FIND) $(obj) -name u-boot-spl -print` | \
618                         perl $(src)tools/checkstack.pl $(ARCH)
619
620 tags ctags:
621                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
622                                                 -name '*.[chS]' -print`
623
624 etags:
625                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
626                                                 -name '*.[chS]' -print`
627 cscope:
628                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
629                                                 cscope.files
630                 cscope -b -q -k
631
632 SYSTEM_MAP = \
633                 $(NM) $1 | \
634                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
635                 LC_ALL=C sort
636 $(obj)System.map:       $(obj)u-boot
637                 @$(call SYSTEM_MAP,$<) > $(obj)System.map
638
639 checkthumb:
640         @if test $(call cc-version) -lt 0404; then \
641                 echo -n '*** Your GCC does not produce working '; \
642                 echo 'binaries in THUMB mode.'; \
643                 echo '*** Your board is configured for THUMB mode.'; \
644                 false; \
645         fi
646
647 # GCC 3.x is reported to have problems generating the type of relocation
648 # that U-Boot wants.
649 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
650 checkgcc4:
651         @if test $(call cc-version) -lt 0400; then \
652                 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
653                 false; \
654         fi
655
656 checkdtc:
657         @if test $(call dtc-version) -lt 0104; then \
658                 echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \
659                 false; \
660         fi
661
662 #
663 # Auto-generate the autoconf.mk file (which is included by all makefiles)
664 #
665 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
666 # the dep file is only include in this top level makefile to determine when
667 # to regenerate the autoconf.mk file.
668 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
669         @$(XECHO) Generating $@ ; \
670         set -e ; \
671         : Generate the dependancies ; \
672         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
673                 -MQ $(obj)include/autoconf.mk include/common.h > $@
674
675 $(obj)include/autoconf.mk: $(obj)include/config.h
676         @$(XECHO) Generating $@ ; \
677         set -e ; \
678         : Extract the config macros ; \
679         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
680                 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
681         mv $@.tmp $@
682
683 # Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL)
684 $(obj)include/tpl-autoconf.mk: $(obj)include/config.h
685         @$(XECHO) Generating $@ ; \
686         set -e ; \
687         : Extract the config macros ; \
688         $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD  -DCONFIG_SPL_BUILD\
689                         -DDO_DEPS_ONLY -dM include/common.h | \
690         sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
691         mv $@.tmp $@
692
693 $(obj)include/spl-autoconf.mk: $(obj)include/config.h
694         @$(XECHO) Generating $@ ; \
695         set -e ; \
696         : Extract the config macros ; \
697         $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM include/common.h | \
698         sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
699         mv $@.tmp $@
700
701 $(obj)include/generated/generic-asm-offsets.h:  $(obj)include/autoconf.mk.dep \
702         $(obj)include/spl-autoconf.mk \
703         $(obj)include/tpl-autoconf.mk \
704         $(obj)lib/asm-offsets.s
705         @$(XECHO) Generating $@
706         tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
707
708 $(obj)lib/asm-offsets.s:        $(obj)include/autoconf.mk.dep \
709         $(obj)include/spl-autoconf.mk \
710         $(obj)include/tpl-autoconf.mk \
711         $(src)lib/asm-offsets.c
712         @mkdir -p $(obj)lib
713         $(CC) -DDO_DEPS_ONLY \
714                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
715                 -o $@ $(src)lib/asm-offsets.c -c -S
716
717 $(obj)include/generated/asm-offsets.h:  $(obj)include/autoconf.mk.dep \
718         $(obj)include/spl-autoconf.mk \
719         $(obj)include/tpl-autoconf.mk \
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         $(obj)include/spl-autoconf.mk \
726         $(obj)include/tpl-autoconf.mk
727         @mkdir -p $(obj)$(CPUDIR)/$(SOC)
728         if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
729                 $(CC) -DDO_DEPS_ONLY \
730                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
731                         -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
732         else \
733                 touch $@; \
734         fi
735
736 #########################################################################
737 else    # !config.mk
738 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
739 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
740 $(filter-out tools,$(SUBDIRS)) \
741 updater depend dep tags ctags etags cscope $(obj)System.map:
742         @echo "System not configured - see README" >&2
743         @ exit 1
744
745 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
746         $(MAKE) -C $@ all
747 endif   # config.mk
748
749 # ARM relocations should all be R_ARM_RELATIVE.
750 checkarmreloc: $(obj)u-boot
751         @if test "R_ARM_RELATIVE" != \
752                 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \
753                 then echo "$< contains relocations other than \
754                 R_ARM_RELATIVE"; false; fi
755
756 $(VERSION_FILE):
757                 @mkdir -p $(dir $(VERSION_FILE))
758                 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
759                    printf '#define PLAIN_VERSION "%s%s"\n' \
760                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
761                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
762                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
763                 ) > $@.tmp
764                 @( printf '#define CC_VERSION_STRING "%s"\n' \
765                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
766                 @( printf '#define LD_VERSION_STRING "%s"\n' \
767                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
768                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
769
770 $(TIMESTAMP_FILE):
771                 @mkdir -p $(dir $(TIMESTAMP_FILE))
772                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
773                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
774                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
775
776 easylogo env gdb:
777         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
778 gdbtools: gdb
779
780 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
781         $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
782
783 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
784         $(MAKE) -C tools HOST_TOOLS_ALL=y
785
786 .PHONY : CHANGELOG
787 CHANGELOG:
788         git log --no-merges U-Boot-1_1_5.. | \
789         unexpand -a | sed -e 's/\s\s*$$//' > $@
790
791 include/license.h: tools/bin2header COPYING
792         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
793 #########################################################################
794
795 unconfig:
796         @rm -f $(obj)include/config.h $(obj)include/config.mk \
797                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
798                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep \
799                 $(obj)include/spl-autoconf.mk \
800                 $(obj)include/tpl-autoconf.mk
801
802 %_config::      unconfig
803         @$(MKCONFIG) -A $(@:_config=)
804
805 sinclude $(obj).boards.depend
806 $(obj).boards.depend:   boards.cfg
807         @awk '(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE)" }' $< > $@
808
809 #
810 # Functions to generate common board directory names
811 #
812 lcname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
813 ucname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
814
815 #########################################################################
816 #########################################################################
817
818 clean:
819         @rm -f $(obj)examples/standalone/82559_eeprom                     \
820                $(obj)examples/standalone/atmel_df_pow2                    \
821                $(obj)examples/standalone/eepro100_eeprom                  \
822                $(obj)examples/standalone/hello_world                      \
823                $(obj)examples/standalone/interrupt                        \
824                $(obj)examples/standalone/mem_to_mem_idma2intr             \
825                $(obj)examples/standalone/sched                            \
826                $(obj)examples/standalone/smc911{11,x}_eeprom              \
827                $(obj)examples/standalone/test_burst                       \
828                $(obj)examples/standalone/timer
829         @rm -f $(obj)examples/api/demo{,.bin}
830         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
831                $(obj)tools/env/{fw_printenv,fw_setenv}                    \
832                $(obj)tools/envcrc                                         \
833                $(obj)tools/gdb/{astest,gdbcont,gdbsend}                   \
834                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
835                $(obj)tools/mk{env,}image   $(obj)tools/mpc86x_clk         \
836                $(obj)tools/mk{$(BOARD),}spl                               \
837                $(obj)tools/mxsboot                                        \
838                $(obj)tools/ncb             $(obj)tools/ubsha1             \
839                $(obj)tools/kernel-doc/docproc                             \
840                $(obj)tools/proftool
841         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
842                $(obj)board/matrix_vision/*/bootscript.img                 \
843                $(obj)board/voiceblue/eeprom                               \
844                $(obj)u-boot.lds                                           \
845                $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]          \
846                $(obj)arch/blackfin/cpu/init.{lds,elf}
847         @rm -f $(obj)include/bmp_logo.h
848         @rm -f $(obj)include/bmp_logo_data.h
849         @rm -f $(obj)lib/asm-offsets.s
850         @rm -f $(obj)include/generated/asm-offsets.h
851         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
852         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
853         @$(MAKE) -s -C doc/DocBook/ cleandocs
854         @find $(OBJTREE) -type f \
855                 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
856                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \
857                 -o -name '*.cfgtmp' \) -print \
858                 | xargs rm -f
859
860 # Removes everything not needed for testing u-boot
861 tidy:   clean
862         @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
863
864 clobber:        tidy
865         @find $(OBJTREE) -type f \( -name '*.srec' \
866                 -o -name '*.bin' -o -name u-boot.img \) \
867                 -print0 | xargs -0 rm -f
868         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
869                 $(obj)cscope.* $(obj)*.*~
870         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
871         @rm -f $(obj)u-boot.kwb
872         @rm -f $(obj)u-boot.pbl
873         @rm -f $(obj)u-boot.imx
874         @rm -f $(obj)u-boot-with-spl.imx
875         @rm -f $(obj)u-boot-with-nand-spl.imx
876         @rm -f $(obj)u-boot.ubl
877         @rm -f $(obj)u-boot.ais
878         @rm -f $(obj)u-boot.dtb
879         @rm -f $(obj)u-boot.sb
880         @rm -f $(obj)u-boot.bd
881         @rm -f $(obj)u-boot.spr
882         @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
883         @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
884         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
885         @rm -f $(obj)spl/u-boot-spl.lds
886         @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map}
887         @rm -f $(obj)tpl/u-boot-spl.lds
888         @rm -f $(obj)MLO MLO.byteswap
889         @rm -f $(obj)SPL
890         @rm -f $(obj)tools/xway-swap-bytes
891         @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
892         @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
893         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
894         @rm -fr $(obj)include/generated
895         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
896         @rm -f $(obj)dts/*.tmp
897         @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
898
899 mrproper \
900 distclean:      clobber unconfig
901 ifneq ($(OBJTREE),$(SRCTREE))
902         rm -rf $(obj)*
903 endif
904
905 backup:
906         F=`basename $(TOPDIR)` ; cd .. ; \
907         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
908
909 #########################################################################