Makefile, .gitignore: Cleanup non-existing binaries
[karo-tx-uboot.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 = 2014
9 PATCHLEVEL = 01
10 SUBLEVEL =
11 EXTRAVERSION = -rc1
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 ifeq ("$(origin O)", "command line")
69 BUILD_DIR := $(O)
70 endif
71
72 # Call a source code checker (by default, "sparse") as part of the
73 # C compilation.
74 #
75 # Use 'make C=1' to enable checking of re-compiled files.
76 #
77 # See the linux kernel file "Documentation/sparse.txt" for more details,
78 # including where to get the "sparse" utility.
79
80 ifdef C
81 ifeq ("$(origin C)", "command line")
82 CHECKSRC := $(C)
83 endif
84 endif
85 ifndef CHECKSRC
86   CHECKSRC = 0
87 endif
88 export CHECKSRC
89
90 ifneq ($(BUILD_DIR),)
91 saved-output := $(BUILD_DIR)
92
93 # Attempt to create a output directory.
94 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
95
96 # Verify if it was successful.
97 BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
98 $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
99 endif # ifneq ($(BUILD_DIR),)
100
101 OBJTREE         := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
102 SPLTREE         := $(OBJTREE)/spl
103 TPLTREE         := $(OBJTREE)/tpl
104 SRCTREE         := $(CURDIR)
105 TOPDIR          := $(SRCTREE)
106 LNDIR           := $(OBJTREE)
107 export  TOPDIR SRCTREE OBJTREE SPLTREE TPLTREE
108
109 MKCONFIG        := $(SRCTREE)/mkconfig
110 export MKCONFIG
111
112 # $(obj) and (src) are defined in config.mk but here in main Makefile
113 # we also need them before config.mk is included which is the case for
114 # some targets like unconfig, clean, clobber, distclean, etc.
115 ifneq ($(OBJTREE),$(SRCTREE))
116 obj := $(OBJTREE)/
117 src := $(SRCTREE)/
118 else
119 obj :=
120 src :=
121 endif
122 export obj src
123
124 # Make sure CDPATH settings don't interfere
125 unexport CDPATH
126
127 #########################################################################
128
129 # The "tools" are needed early, so put this first
130 # Don't include stuff already done in $(LIBS)
131 # The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
132 # is "yes"), so compile examples after U-Boot is compiled.
133 SUBDIR_TOOLS = tools
134 SUBDIRS = $(SUBDIR_TOOLS)
135
136 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
137
138 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
139
140 # Include autoconf.mk before config.mk so that the config options are available
141 # to all top level build files.  We need the dummy all: target to prevent the
142 # dependency target in autoconf.mk.dep from being the default.
143 all:
144 sinclude $(obj)include/autoconf.mk.dep
145 sinclude $(obj)include/autoconf.mk
146
147 SUBDIR_EXAMPLES-y := examples/standalone
148 SUBDIR_EXAMPLES-$(CONFIG_API) += examples/api
149 ifndef CONFIG_SANDBOX
150 SUBDIRS += $(SUBDIR_EXAMPLES-y)
151 endif
152
153 # load ARCH, BOARD, and CPU configuration
154 include $(obj)include/config.mk
155 export  ARCH CPU BOARD VENDOR SOC
156
157 # set default to nothing for native builds
158 ifeq ($(HOSTARCH),$(ARCH))
159 CROSS_COMPILE ?=
160 endif
161
162 # load other configuration
163 include $(TOPDIR)/config.mk
164
165 # Targets which don't build the source code
166 NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig
167
168 # Only do the generic board check when actually building, not configuring
169 ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
170 ifeq ($(findstring _config,$(MAKECMDGOALS)),)
171 $(CHECK_GENERIC_BOARD)
172 endif
173 endif
174
175 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
176 # that (or fail if absent).  Otherwise, search for a linker script in a
177 # standard location.
178
179 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
180
181 ifndef LDSCRIPT
182         #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
183         ifdef CONFIG_SYS_LDSCRIPT
184                 # need to strip off double quotes
185                 LDSCRIPT := $(CONFIG_SYS_LDSCRIPT:"%"=%)
186         endif
187 endif
188
189 # If there is no specified link script, we look in a number of places for it
190 ifndef LDSCRIPT
191         ifeq ($(CONFIG_NAND_U_BOOT),y)
192                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
193                 ifeq ($(wildcard $(LDSCRIPT)),)
194                         LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
195                 endif
196         endif
197         ifeq ($(wildcard $(LDSCRIPT)),)
198                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
199         endif
200         ifeq ($(wildcard $(LDSCRIPT)),)
201                 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
202         endif
203         ifeq ($(wildcard $(LDSCRIPT)),)
204                 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
205                 # We don't expect a Makefile here
206                 LDSCRIPT_MAKEFILE_DIR =
207         endif
208         ifeq ($(wildcard $(LDSCRIPT)),)
209 $(error could not find linker script)
210         endif
211 endif
212
213 #########################################################################
214 # U-Boot objects....order is important (i.e. start must be first)
215
216 head-y := $(CPUDIR)/start.o
217 head-$(CONFIG_4xx) += arch/powerpc/cpu/ppc4xx/resetvec.o
218 head-$(CONFIG_MPC85xx) += arch/powerpc/cpu/mpc85xx/resetvec.o
219
220 OBJS := $(addprefix $(obj),$(head-y))
221
222 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
223
224 LIBS-y += lib/
225 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
226 LIBS-y += $(CPUDIR)/
227 ifdef SOC
228 LIBS-y += $(CPUDIR)/$(SOC)/
229 endif
230 LIBS-$(CONFIG_IXP4XX_NPE) += drivers/net/npe/
231 LIBS-$(CONFIG_OF_EMBED) += dts/
232 LIBS-y += arch/$(ARCH)/lib/
233 LIBS-y += fs/
234 LIBS-y += net/
235 LIBS-y += disk/
236 LIBS-y += drivers/
237 LIBS-y += drivers/dma/
238 LIBS-y += drivers/gpio/
239 LIBS-y += drivers/i2c/
240 LIBS-y += drivers/input/
241 LIBS-y += drivers/mmc/
242 LIBS-y += drivers/mtd/
243 LIBS-$(CONFIG_CMD_NAND) += drivers/mtd/nand/
244 LIBS-y += drivers/mtd/onenand/
245 LIBS-$(CONFIG_CMD_UBI) += drivers/mtd/ubi/
246 LIBS-y += drivers/mtd/spi/
247 LIBS-y += drivers/net/
248 LIBS-y += drivers/net/phy/
249 LIBS-y += drivers/pci/
250 LIBS-y += drivers/power/ \
251         drivers/power/fuel_gauge/ \
252         drivers/power/mfd/ \
253         drivers/power/pmic/ \
254         drivers/power/battery/
255 LIBS-y += drivers/spi/
256 LIBS-$(CONFIG_FMAN_ENET) += drivers/net/fm/
257 LIBS-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/
258 LIBS-y += drivers/serial/
259 LIBS-y += drivers/usb/eth/
260 LIBS-y += drivers/usb/gadget/
261 LIBS-y += drivers/usb/host/
262 LIBS-y += drivers/usb/musb/
263 LIBS-y += drivers/usb/musb-new/
264 LIBS-y += drivers/usb/phy/
265 LIBS-y += drivers/usb/ulpi/
266 LIBS-y += common/
267 LIBS-y += lib/libfdt/
268 LIBS-$(CONFIG_API) += api/
269 LIBS-$(CONFIG_HAS_POST) += post/
270 LIBS-y += test/
271
272 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
273 LIBS-y += arch/$(ARCH)/imx-common/
274 endif
275
276 LIBS-$(CONFIG_ARM) += arch/arm/cpu/
277 LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/
278
279 LIBS-y += board/$(BOARDDIR)/
280
281 LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y))
282 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
283 .PHONY : $(LIBS)
284
285 # Add GCC lib
286 ifdef USE_PRIVATE_LIBGCC
287 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
288 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
289 else
290 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
291 endif
292 else
293 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
294 endif
295 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
296 export PLATFORM_LIBS
297
298 # Special flags for CPP when processing the linker script.
299 # Pass the version down so we can handle backwards compatibility
300 # on the fly.
301 LDPPFLAGS += \
302         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
303         -DCPUDIR=$(CPUDIR) \
304         $(shell $(LD) --version | \
305           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
306
307 __OBJS := $(subst $(obj),,$(OBJS))
308 __LIBS := $(subst $(obj),,$(LIBS))
309
310 #########################################################################
311 #########################################################################
312
313 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
314 BOARD_SIZE_CHECK = \
315         @actual=`wc -c $@ | awk '{print $$1}'`; \
316         limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
317         if test $$actual -gt $$limit; then \
318                 echo "$@ exceeds file size limit:" >&2 ; \
319                 echo "  limit:  $$limit bytes" >&2 ; \
320                 echo "  actual: $$actual bytes" >&2 ; \
321                 echo "  excess: $$((actual - limit)) bytes" >&2; \
322                 exit 1; \
323         fi
324 else
325 BOARD_SIZE_CHECK =
326 endif
327
328 # Always append ALL so that arch config.mk's can add custom ones
329 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
330
331 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
332 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
333 ALL-$(CONFIG_RAMBOOT_PBL) += $(obj)u-boot.pbl
334 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
335 ALL-$(CONFIG_SPL_FRAMEWORK) += $(obj)u-boot.img
336 ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin
337 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
338 ifneq ($(CONFIG_SPL_TARGET),)
339 ALL-$(CONFIG_SPL) += $(obj)$(CONFIG_SPL_TARGET:"%"=%)
340 endif
341
342 # enable combined SPL/u-boot/dtb rules for tegra
343 ifneq ($(CONFIG_TEGRA),)
344 ifeq ($(CONFIG_OF_SEPARATE),y)
345 ALL-y += $(obj)u-boot-dtb-tegra.bin
346 else
347 ALL-y += $(obj)u-boot-nodtb-tegra.bin
348 endif
349 endif
350
351 build := -f $(TOPDIR)/scripts/Makefile.build -C
352
353 all:            $(ALL-y) $(SUBDIR_EXAMPLES-y)
354
355 $(obj)u-boot.dtb:       checkdtc $(obj)u-boot
356                 $(MAKE) $(build) dts binary
357                 mv $(obj)dts/dt.dtb $@
358
359 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
360                 cat $^ >$@
361
362 $(obj)u-boot.hex:       $(obj)u-boot
363                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
364
365 $(obj)u-boot.srec:      $(obj)u-boot
366                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@
367
368 $(obj)u-boot.bin:       $(obj)u-boot
369                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
370                 $(BOARD_SIZE_CHECK)
371
372 $(obj)u-boot.ldr:       $(obj)u-boot
373                 $(CREATE_LDR_ENV)
374                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
375                 $(BOARD_SIZE_CHECK)
376
377 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
378                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
379
380 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
381                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
382
383 #
384 # U-Boot entry point, needed for booting of full-blown U-Boot
385 # from the SPL U-Boot version.
386 #
387 ifndef CONFIG_SYS_UBOOT_START
388 CONFIG_SYS_UBOOT_START := 0
389 endif
390
391 $(obj)u-boot.img:       $(obj)u-boot.bin
392                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
393                 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
394                 -e $(CONFIG_SYS_UBOOT_START) \
395                 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
396                         sed -e 's/"[     ]*$$/ for $(BOARD) board"/') \
397                 -d $< $@
398
399 $(obj)u-boot.imx: $(obj)u-boot.bin depend
400                 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
401
402 $(obj)u-boot.kwb:       $(obj)u-boot.bin
403                 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
404                 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
405
406 $(obj)u-boot.pbl:       $(obj)u-boot.bin
407                 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
408                 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
409                 -d $< $@
410
411 $(obj)u-boot.sha1:      $(obj)u-boot.bin
412                 $(obj)tools/ubsha1 $(obj)u-boot.bin
413
414 $(obj)u-boot.dis:       $(obj)u-boot
415                 $(OBJDUMP) -d $< > $@
416
417 # $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate,
418 # $(4) is pad-to
419 SPL_PAD_APPEND = \
420                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \
421                 $(1) $(obj)$(3); \
422                 cat $(obj)$(3) $(2) > $@; \
423                 rm $(obj)$(3)
424
425 ifdef CONFIG_TPL
426 SPL_PAYLOAD := $(obj)tpl/u-boot-with-tpl.bin
427 else
428 SPL_PAYLOAD := $(obj)u-boot.bin
429 endif
430
431 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(SPL_PAYLOAD)
432                 $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO))
433
434 $(obj)tpl/u-boot-with-tpl.bin: $(obj)tpl/u-boot-tpl.bin $(obj)u-boot.bin
435                 $(call SPL_PAD_APPEND,$<,$(obj)u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO))
436
437 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
438                 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
439                         $(OBJTREE)/u-boot-with-spl.imx
440
441 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
442                 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
443                         $(OBJTREE)/u-boot-with-nand-spl.imx
444
445 $(obj)u-boot.ubl:       $(obj)u-boot-with-spl.bin
446                 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
447                 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
448
449 $(obj)u-boot.ais:       $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
450                 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
451                         -T aisimage \
452                         -e $(CONFIG_SPL_TEXT_BASE) \
453                         -d $(obj)spl/u-boot-spl.bin \
454                         $(obj)spl/u-boot-spl.ais
455                 $(OBJCOPY) ${OBJCFLAGS} -I binary \
456                         --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
457                         $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
458                 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
459                         $(obj)u-boot.ais
460
461
462 $(obj)u-boot.sb:       $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
463                 $(MAKE) $(build) $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
464
465 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
466 # Both images are created using mkimage (crc etc), so that the ROM
467 # bootloader can check its integrity. Padding needs to be done to the
468 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
469 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
470 # The resulting image containing both U-Boot images is called u-boot.spr
471 $(obj)u-boot.spr:       $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
472                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
473                 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
474                 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
475                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
476                         of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
477                 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
478                         conv=notrunc 2>/dev/null
479                 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
480
481 ifneq ($(CONFIG_TEGRA),)
482 $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
483                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
484                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
485                 rm $(obj)spl/u-boot-spl-pad.bin
486
487 ifeq ($(CONFIG_OF_SEPARATE),y)
488 $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb
489                 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@
490 endif
491 endif
492
493 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
494                 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
495
496 # PPC4xx needs the SPL at the end of the image, since the reset vector
497 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
498 # and need to introduce a new build target with the full blown U-Boot
499 # at the start padded up to the start of the SPL image. And then concat
500 # the SPL image to the end.
501 $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
502                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \
503                         of=$(obj)u-boot-pad.img 2>/dev/null
504                 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \
505                         conv=notrunc 2>/dev/null
506                 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
507
508 ifeq ($(CONFIG_SANDBOX),y)
509 GEN_UBOOT = \
510                 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
511                         -Wl,--start-group $(__LIBS) -Wl,--end-group \
512                         $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
513 else
514 GEN_UBOOT = \
515                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
516                         $(__OBJS) \
517                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
518                         -Map u-boot.map -o u-boot
519 endif
520
521 $(obj)u-boot:   depend \
522                 $(SUBDIR_TOOLS) $(OBJS) $(LIBS) $(obj)u-boot.lds
523                 $(GEN_UBOOT)
524 ifeq ($(CONFIG_KALLSYMS),y)
525                 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
526                         awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
527                 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
528                         -c common/system_map.c -o $(obj)common/system_map.o
529                 $(GEN_UBOOT) $(obj)common/system_map.o
530 endif
531
532 $(OBJS):
533         @:
534
535 $(LIBS):        depend $(SUBDIR_TOOLS)
536                 $(MAKE) $(build) $(dir $(subst $(obj),,$@))
537
538 $(SUBDIRS):     depend
539                 $(MAKE) -C $@ all
540
541 $(SUBDIR_EXAMPLES-y): $(obj)u-boot
542
543 $(obj)u-boot.lds: $(LDSCRIPT) depend
544                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
545
546 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
547                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
548
549 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
550                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
551
552 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
553                 $(MAKE) -C spl all
554
555 $(obj)tpl/u-boot-tpl.bin:       $(SUBDIR_TOOLS) depend
556                 $(MAKE) -C spl all CONFIG_TPL_BUILD=y
557
558 # Explicitly make _depend in subdirs containing multiple targets to prevent
559 # parallel sub-makes creating .depend files simultaneously.
560 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
561                 $(obj)include/spl-autoconf.mk \
562                 $(obj)include/tpl-autoconf.mk \
563                 $(obj)include/autoconf.mk \
564                 $(obj)include/generated/generic-asm-offsets.h \
565                 $(obj)include/generated/asm-offsets.h
566
567 TAG_SUBDIRS = $(SUBDIRS)
568 TAG_SUBDIRS += $(dir $(__LIBS))
569 TAG_SUBDIRS += include
570
571 FIND := find
572 FINDFLAGS := -L
573
574 checkstack:
575                 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
576                         `$(FIND) $(obj) -name u-boot-spl -print` | \
577                         perl $(src)scripts/checkstack.pl $(ARCH)
578
579 tags ctags:
580                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
581                                                 -name '*.[chS]' -print`
582
583 etags:
584                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
585                                                 -name '*.[chS]' -print`
586 cscope:
587                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
588                                                 cscope.files
589                 cscope -b -q -k
590
591 SYSTEM_MAP = \
592                 $(NM) $1 | \
593                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
594                 LC_ALL=C sort
595 $(obj)System.map:       $(obj)u-boot
596                 @$(call SYSTEM_MAP,$<) > $@
597
598 checkthumb:
599         @if test $(call cc-version) -lt 0404; then \
600                 echo -n '*** Your GCC does not produce working '; \
601                 echo 'binaries in THUMB mode.'; \
602                 echo '*** Your board is configured for THUMB mode.'; \
603                 false; \
604         fi
605
606 # GCC 3.x is reported to have problems generating the type of relocation
607 # that U-Boot wants.
608 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
609 checkgcc4:
610         @if test $(call cc-version) -lt 0400; then \
611                 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
612                 false; \
613         fi
614
615 checkdtc:
616         @if test $(call dtc-version) -lt 0104; then \
617                 echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \
618                 false; \
619         fi
620
621 #
622 # Auto-generate the autoconf.mk file (which is included by all makefiles)
623 #
624 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
625 # the dep file is only include in this top level makefile to determine when
626 # to regenerate the autoconf.mk file.
627 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
628         @$(XECHO) Generating $@ ; \
629         : Generate the dependancies ; \
630         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
631                 -MQ $(obj)include/autoconf.mk include/common.h > $@ || \
632                 rm $@
633
634 $(obj)include/autoconf.mk: $(obj)include/config.h
635         @$(XECHO) Generating $@ ; \
636         : Extract the config macros ; \
637         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h > $@.tmp && \
638                 sed -n -f tools/scripts/define2mk.sed $@.tmp > $@; \
639         rm $@.tmp
640
641 # Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL)
642 $(obj)include/tpl-autoconf.mk: $(obj)include/config.h
643         @$(XECHO) Generating $@ ; \
644         : Extract the config macros ; \
645         $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD  -DCONFIG_SPL_BUILD\
646                         -DDO_DEPS_ONLY -dM include/common.h > $@.tmp && \
647                 sed -n -f tools/scripts/define2mk.sed $@.tmp > $@; \
648         rm $@.tmp
649
650 $(obj)include/spl-autoconf.mk: $(obj)include/config.h
651         @$(XECHO) Generating $@ ; \
652         : Extract the config macros ; \
653         $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM include/common.h > $@.tmp && \
654                 sed -n -f tools/scripts/define2mk.sed $@.tmp > $@; \
655         rm $@.tmp
656
657 $(obj)include/generated/generic-asm-offsets.h: $(obj)lib/asm-offsets.s
658         @$(XECHO) Generating $@
659         tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
660
661 $(obj)lib/asm-offsets.s: $(obj)include/config.h $(src)lib/asm-offsets.c
662         @mkdir -p $(obj)lib
663         $(CC) -DDO_DEPS_ONLY \
664                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
665                 -o $@ $(src)lib/asm-offsets.c -c -S
666
667 $(obj)include/generated/asm-offsets.h: $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
668         @$(XECHO) Generating $@
669         tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
670
671 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/config.h
672         @mkdir -p $(obj)$(CPUDIR)/$(SOC)
673         if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
674                 $(CC) -DDO_DEPS_ONLY \
675                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
676                         -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
677         else \
678                 touch $@; \
679         fi
680
681 #########################################################################
682 else    # !config.mk
683 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
684 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
685 $(filter-out tools,$(SUBDIRS)) \
686 depend dep tags ctags etags cscope $(obj)System.map:
687         @echo "System not configured - see README" >&2
688         @ exit 1
689
690 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
691         $(MAKE) -C $@ all
692 endif   # config.mk
693
694 # ARM relocations should all be R_ARM_RELATIVE.
695 checkarmreloc: $(obj)u-boot
696         @if test "R_ARM_RELATIVE" != \
697                 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \
698                 then echo "$< contains relocations other than \
699                 R_ARM_RELATIVE"; false; fi
700
701 $(VERSION_FILE):
702                 @mkdir -p $(dir $(VERSION_FILE))
703                 @( localvers='$(shell $(TOPDIR)/scripts/setlocalversion $(TOPDIR))' ; \
704                    printf '#define PLAIN_VERSION "%s%s"\n' \
705                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
706                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
707                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
708                 ) > $@.tmp
709                 @( printf '#define CC_VERSION_STRING "%s"\n' \
710                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
711                 @( printf '#define LD_VERSION_STRING "%s"\n' \
712                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
713                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
714
715 $(TIMESTAMP_FILE):
716                 @mkdir -p $(dir $(TIMESTAMP_FILE))
717                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
718                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
719                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
720
721 easylogo env gdb:
722         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
723 gdbtools: gdb
724
725 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
726         $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
727
728 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
729         $(MAKE) -C tools HOST_TOOLS_ALL=y
730
731 .PHONY : CHANGELOG
732 CHANGELOG:
733         git log --no-merges U-Boot-1_1_5.. | \
734         unexpand -a | sed -e 's/\s\s*$$//' > $@
735
736 include/license.h: tools/bin2header COPYING
737         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
738 #########################################################################
739
740 unconfig:
741         @rm -f $(obj)include/config.h $(obj)include/config.mk \
742                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
743                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep \
744                 $(obj)include/spl-autoconf.mk \
745                 $(obj)include/tpl-autoconf.mk
746
747 %_config::      unconfig
748         @$(MKCONFIG) -A $(@:_config=)
749
750 sinclude $(obj).boards.depend
751 $(obj).boards.depend:   boards.cfg
752         @awk '(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE)" }' $< > $@
753
754 #########################################################################
755 #########################################################################
756
757 clean:
758         @rm -f $(obj)examples/standalone/atmel_df_pow2                    \
759                $(obj)examples/standalone/hello_world                      \
760                $(obj)examples/standalone/interrupt                        \
761                $(obj)examples/standalone/mem_to_mem_idma2intr             \
762                $(obj)examples/standalone/sched                            \
763                $(obj)examples/standalone/smc911{11,x}_eeprom              \
764                $(obj)examples/standalone/test_burst                       \
765                $(obj)examples/standalone/timer
766         @rm -f $(obj)examples/api/demo{,.bin}
767         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
768                $(obj)tools/env/fw_printenv                                \
769                $(obj)tools/envcrc                                         \
770                $(obj)tools/gdb/{gdbcont,gdbsend}                          \
771                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
772                $(obj)tools/dump{env,}image                \
773                $(obj)tools/mk{env,}image   $(obj)tools/mpc86x_clk         \
774                $(obj)tools/mk{$(BOARD),}spl                               \
775                $(obj)tools/mxsboot                                        \
776                $(obj)tools/ncb             $(obj)tools/ubsha1             \
777                $(obj)tools/kernel-doc/docproc                             \
778                $(obj)tools/proftool
779         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
780                $(obj)board/matrix_vision/*/bootscript.img                 \
781                $(obj)u-boot.lds                                           \
782                $(obj)arch/blackfin/cpu/init.{lds,elf}
783         @rm -f $(obj)include/bmp_logo.h
784         @rm -f $(obj)include/bmp_logo_data.h
785         @rm -f $(obj)lib/asm-offsets.s
786         @rm -f $(obj)include/generated/asm-offsets.h
787         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
788         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
789         @$(MAKE) -s -C doc/DocBook/ cleandocs
790         @find $(OBJTREE) -type f \
791                 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
792                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \
793                 -o -name '*.cfgtmp' \) -print \
794                 | xargs rm -f
795
796 # Removes everything not needed for testing u-boot
797 tidy:   clean
798         @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
799
800 clobber:        tidy
801         @find $(OBJTREE) -type f \( -name '*.srec' \
802                 -o -name '*.bin' -o -name u-boot.img \) \
803                 -print0 | xargs -0 rm -f
804         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
805                 $(obj)cscope.* $(obj)*.*~
806         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
807         @rm -f $(obj)u-boot.kwb
808         @rm -f $(obj)u-boot.pbl
809         @rm -f $(obj)u-boot.imx
810         @rm -f $(obj)u-boot-with-spl.imx
811         @rm -f $(obj)u-boot-with-nand-spl.imx
812         @rm -f $(obj)u-boot.ubl
813         @rm -f $(obj)u-boot.ais
814         @rm -f $(obj)u-boot.dtb
815         @rm -f $(obj)u-boot.sb
816         @rm -f $(obj)u-boot.spr
817         @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
818         @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
819         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
820         @rm -f $(obj)spl/u-boot-spl.lds
821         @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map}
822         @rm -f $(obj)tpl/u-boot-spl.lds
823         @rm -f $(obj)MLO MLO.byteswap
824         @rm -f $(obj)SPL
825         @rm -f $(obj)tools/xway-swap-bytes
826         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
827         @rm -fr $(obj)include/generated
828         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
829         @rm -f $(obj)dts/*.tmp
830         @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
831
832 mrproper \
833 distclean:      clobber unconfig
834 ifneq ($(OBJTREE),$(SRCTREE))
835         rm -rf $(obj)*
836 endif
837
838 backup:
839         F=`basename $(TOPDIR)` ; cd .. ; \
840         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
841
842 #########################################################################