Merge branch 'sr@denx.de' of git://git.denx.de/u-boot-staging
[karo-tx-uboot.git] / Makefile
1 #
2 # (C) Copyright 2000-2011
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 = 2011
25 PATCHLEVEL = 09
26 SUBLEVEL =
27 EXTRAVERSION =
28 ifneq "$(SUBLEVEL)" ""
29 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
30 else
31 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION)
32 endif
33 TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h
34 VERSION_FILE = $(obj)include/generated/version_autogenerated.h
35
36 HOSTARCH := $(shell uname -m | \
37         sed -e s/i.86/x86/ \
38             -e s/sun4u/sparc64/ \
39             -e s/arm.*/arm/ \
40             -e s/sa110/arm/ \
41             -e s/ppc64/powerpc/ \
42             -e s/ppc/powerpc/ \
43             -e s/macppc/powerpc/\
44             -e s/sh.*/sh/)
45
46 HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
47             sed -e 's/\(cygwin\).*/cygwin/')
48
49 # Set shell to bash if possible, otherwise fall back to sh
50 SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
51         else if [ -x /bin/bash ]; then echo /bin/bash; \
52         else echo sh; fi; fi)
53
54 export  HOSTARCH HOSTOS SHELL
55
56 # Deal with colliding definitions from tcsh etc.
57 VENDOR=
58
59 #########################################################################
60 # Allow for silent builds
61 ifeq (,$(findstring s,$(MAKEFLAGS)))
62 XECHO = echo
63 else
64 XECHO = :
65 endif
66
67 #########################################################################
68 #
69 # U-boot build supports producing a object files to the separate external
70 # directory. Two use cases are supported:
71 #
72 # 1) Add O= to the make command line
73 # 'make O=/tmp/build all'
74 #
75 # 2) Set environement variable BUILD_DIR to point to the desired location
76 # 'export BUILD_DIR=/tmp/build'
77 # 'make'
78 #
79 # The second approach can also be used with a MAKEALL script
80 # 'export BUILD_DIR=/tmp/build'
81 # './MAKEALL'
82 #
83 # Command line 'O=' setting overrides BUILD_DIR environent variable.
84 #
85 # When none of the above methods is used the local build is performed and
86 # the object files are placed in the source directory.
87 #
88
89 ifdef O
90 ifeq ("$(origin O)", "command line")
91 BUILD_DIR := $(O)
92 endif
93 endif
94
95 ifneq ($(BUILD_DIR),)
96 saved-output := $(BUILD_DIR)
97
98 # Attempt to create a output directory.
99 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
100
101 # Verify if it was successful.
102 BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
103 $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
104 endif # ifneq ($(BUILD_DIR),)
105
106 OBJTREE         := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
107 SPLTREE         := $(OBJTREE)/spl
108 SRCTREE         := $(CURDIR)
109 TOPDIR          := $(SRCTREE)
110 LNDIR           := $(OBJTREE)
111 export  TOPDIR SRCTREE OBJTREE SPLTREE
112
113 MKCONFIG        := $(SRCTREE)/mkconfig
114 export MKCONFIG
115
116 ifneq ($(OBJTREE),$(SRCTREE))
117 REMOTE_BUILD    := 1
118 export REMOTE_BUILD
119 endif
120
121 # $(obj) and (src) are defined in config.mk but here in main Makefile
122 # we also need them before config.mk is included which is the case for
123 # some targets like unconfig, clean, clobber, distclean, etc.
124 ifneq ($(OBJTREE),$(SRCTREE))
125 obj := $(OBJTREE)/
126 src := $(SRCTREE)/
127 else
128 obj :=
129 src :=
130 endif
131 export obj src
132
133 # Make sure CDPATH settings don't interfere
134 unexport CDPATH
135
136 #########################################################################
137
138 # The "tools" are needed early, so put this first
139 # Don't include stuff already done in $(LIBS)
140 # The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
141 # is "yes"), so compile examples after U-Boot is compiled.
142 SUBDIR_TOOLS = tools
143 SUBDIR_EXAMPLES = examples/standalone examples/api
144 SUBDIRS = $(SUBDIR_TOOLS)
145
146 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
147
148 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
149
150 # Include autoconf.mk before config.mk so that the config options are available
151 # to all top level build files.  We need the dummy all: target to prevent the
152 # dependency target in autoconf.mk.dep from being the default.
153 all:
154 sinclude $(obj)include/autoconf.mk.dep
155 sinclude $(obj)include/autoconf.mk
156
157 ifndef CONFIG_SANDBOX
158 SUBDIRS += $(SUBDIR_EXAMPLES)
159 endif
160
161 # load ARCH, BOARD, and CPU configuration
162 include $(obj)include/config.mk
163 export  ARCH CPU BOARD VENDOR SOC
164
165 # set default to nothing for native builds
166 ifeq ($(HOSTARCH),$(ARCH))
167 CROSS_COMPILE ?=
168 endif
169
170 # load other configuration
171 include $(TOPDIR)/config.mk
172
173 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
174 # that (or fail if absent).  Otherwise, search for a linker script in a
175 # standard location.
176
177 ifndef LDSCRIPT
178         #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
179         ifdef CONFIG_SYS_LDSCRIPT
180                 # need to strip off double quotes
181                 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
182         endif
183 endif
184
185 ifndef LDSCRIPT
186         ifeq ($(CONFIG_NAND_U_BOOT),y)
187                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
188                 ifeq ($(wildcard $(LDSCRIPT)),)
189                         LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
190                 endif
191         endif
192         ifeq ($(wildcard $(LDSCRIPT)),)
193                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
194         endif
195         ifeq ($(wildcard $(LDSCRIPT)),)
196                 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
197         endif
198         ifeq ($(wildcard $(LDSCRIPT)),)
199 $(error could not find linker script)
200         endif
201 endif
202
203 #########################################################################
204 # U-Boot objects....order is important (i.e. start must be first)
205
206 OBJS  = $(CPUDIR)/start.o
207 ifeq ($(CPU),x86)
208 OBJS += $(CPUDIR)/start16.o
209 OBJS += $(CPUDIR)/resetvec.o
210 endif
211 ifeq ($(CPU),ppc4xx)
212 OBJS += $(CPUDIR)/resetvec.o
213 endif
214 ifeq ($(CPU),mpc85xx)
215 OBJS += $(CPUDIR)/resetvec.o
216 endif
217
218 OBJS := $(addprefix $(obj),$(OBJS))
219
220 LIBS  = lib/libgeneric.o
221 LIBS += lib/lzma/liblzma.o
222 LIBS += lib/lzo/liblzo.o
223 LIBS += lib/zlib/libz.o
224 LIBS += $(shell if [ -f board/$(VENDOR)/common/Makefile ]; then echo \
225         "board/$(VENDOR)/common/lib$(VENDOR).o"; fi)
226 LIBS += $(CPUDIR)/lib$(CPU).o
227 ifdef SOC
228 LIBS += $(CPUDIR)/$(SOC)/lib$(SOC).o
229 endif
230 ifeq ($(CPU),ixp)
231 LIBS += arch/arm/cpu/ixp/npe/libnpe.o
232 endif
233 ifeq ($(CONFIG_OF_EMBED),y)
234 LIBS += dts/libdts.o
235 endif
236 LIBS += arch/$(ARCH)/lib/lib$(ARCH).o
237 LIBS += fs/cramfs/libcramfs.o fs/fat/libfat.o fs/fdos/libfdos.o fs/jffs2/libjffs2.o \
238         fs/reiserfs/libreiserfs.o fs/ext2/libext2fs.o fs/yaffs2/libyaffs2.o \
239         fs/ubifs/libubifs.o
240 LIBS += net/libnet.o
241 LIBS += disk/libdisk.o
242 LIBS += drivers/bios_emulator/libatibiosemu.o
243 LIBS += drivers/block/libblock.o
244 LIBS += drivers/dma/libdma.o
245 LIBS += drivers/fpga/libfpga.o
246 LIBS += drivers/gpio/libgpio.o
247 LIBS += drivers/hwmon/libhwmon.o
248 LIBS += drivers/i2c/libi2c.o
249 LIBS += drivers/input/libinput.o
250 LIBS += drivers/misc/libmisc.o
251 LIBS += drivers/mmc/libmmc.o
252 LIBS += drivers/mtd/libmtd.o
253 LIBS += drivers/mtd/nand/libnand.o
254 LIBS += drivers/mtd/onenand/libonenand.o
255 LIBS += drivers/mtd/ubi/libubi.o
256 LIBS += drivers/mtd/spi/libspi_flash.o
257 LIBS += drivers/net/libnet.o
258 LIBS += drivers/net/phy/libphy.o
259 LIBS += drivers/pci/libpci.o
260 LIBS += drivers/pcmcia/libpcmcia.o
261 LIBS += drivers/power/libpower.o
262 LIBS += drivers/spi/libspi.o
263 ifeq ($(CPU),mpc83xx)
264 LIBS += drivers/qe/libqe.o
265 LIBS += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
266 LIBS += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
267 endif
268 ifeq ($(CPU),mpc85xx)
269 LIBS += drivers/qe/libqe.o
270 LIBS += drivers/net/fm/libfm.o
271 LIBS += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
272 LIBS += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
273 endif
274 ifeq ($(CPU),mpc86xx)
275 LIBS += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
276 LIBS += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
277 endif
278 LIBS += drivers/rtc/librtc.o
279 LIBS += drivers/serial/libserial.o
280 LIBS += drivers/twserial/libtws.o
281 LIBS += drivers/usb/eth/libusb_eth.o
282 LIBS += drivers/usb/gadget/libusb_gadget.o
283 LIBS += drivers/usb/host/libusb_host.o
284 LIBS += drivers/usb/musb/libusb_musb.o
285 LIBS += drivers/usb/phy/libusb_phy.o
286 LIBS += drivers/video/libvideo.o
287 LIBS += drivers/watchdog/libwatchdog.o
288 LIBS += common/libcommon.o
289 LIBS += lib/libfdt/libfdt.o
290 LIBS += api/libapi.o
291 LIBS += post/libpost.o
292
293 ifneq ($(CONFIG_AM335X)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
294 LIBS += $(CPUDIR)/omap-common/libomap-common.o
295 endif
296 ifeq ($(SOC),s5pc1xx)
297 LIBS += $(CPUDIR)/s5p-common/libs5p-common.o
298 endif
299 ifeq ($(SOC),s5pc2xx)
300 LIBS += $(CPUDIR)/s5p-common/libs5p-common.o
301 endif
302
303 LIBS := $(addprefix $(obj),$(sort $(LIBS)))
304 .PHONY : $(LIBS)
305
306 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
307 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
308
309 # Add GCC lib
310 ifdef USE_PRIVATE_LIBGCC
311 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
312 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
313 else
314 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
315 endif
316 else
317 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
318 endif
319 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
320 export PLATFORM_LIBS
321
322 # Special flags for CPP when processing the linker script.
323 # Pass the version down so we can handle backwards compatibility
324 # on the fly.
325 LDPPFLAGS += \
326         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
327         $(shell $(LD) --version | \
328           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
329
330 __OBJS := $(subst $(obj),,$(OBJS))
331 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
332
333 #########################################################################
334 #########################################################################
335
336 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
337 BOARD_SIZE_CHECK = \
338         @actual=`wc -c $@ | awk '{print $$1}'`; \
339         limit=$(CONFIG_BOARD_SIZE_LIMIT); \
340         if test $$actual -gt $$limit; then \
341                 echo "$@ exceeds file size limit:"; \
342                 echo "  limit:  $$limit bytes"; \
343                 echo "  actual: $$actual bytes"; \
344                 echo "  excess: $$((actual - limit)) bytes"; \
345                 exit 1; \
346         fi
347 else
348 BOARD_SIZE_CHECK =
349 endif
350
351 # Always append ALL so that arch config.mk's can add custom ones
352 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
353
354 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
355 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
356 ONENAND_BIN ?= $(obj)onenand_ipl/onenand-ipl-2k.bin
357 ALL-$(CONFIG_MMC_U_BOOT) += $(obj)mmc_spl/u-boot-mmc-spl.bin
358 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
359 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
360
361 all:            $(ALL-y) $(SUBDIR_EXAMPLES)
362
363 $(obj)u-boot.dtb:       $(obj)u-boot
364                 $(MAKE) -C dts binary
365                 mv $(obj)dts/dt.dtb $@
366
367 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
368                 cat $^ >$@
369
370 $(obj)u-boot.hex:       $(obj)u-boot
371                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
372
373 $(obj)u-boot.srec:      $(obj)u-boot
374                 $(OBJCOPY) -O srec $< $@
375
376 $(obj)u-boot.bin:       $(obj)u-boot
377                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
378                 $(BOARD_SIZE_CHECK)
379
380 $(obj)u-boot.ldr:       $(obj)u-boot
381                 $(CREATE_LDR_ENV)
382                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
383                 $(BOARD_SIZE_CHECK)
384
385 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
386                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
387
388 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
389                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
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) -e 0 \
394                 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
395                         sed -e 's/"[     ]*$$/ for $(BOARD) board"/') \
396                 -d $< $@
397
398 $(obj)u-boot.imx:       $(obj)u-boot.bin
399                 $(obj)tools/mkimage -n  $(CONFIG_IMX_CONFIG) -T imximage \
400                 -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
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.sha1:      $(obj)u-boot.bin
407                 $(obj)tools/ubsha1 $(obj)u-boot.bin
408
409 $(obj)u-boot.dis:       $(obj)u-boot
410                 $(OBJDUMP) -d $< > $@
411
412 $(obj)u-boot.ubl:       $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
413                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
414                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $(obj)u-boot-ubl.bin
415                 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
416                 -e $(CONFIG_SYS_TEXT_BASE) -d $(obj)u-boot-ubl.bin $(obj)u-boot.ubl
417                 rm $(obj)u-boot-ubl.bin
418                 rm $(obj)spl/u-boot-spl-pad.bin
419
420 $(obj)u-boot.sb:       $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
421                 elftosb -zdf imx28 -c $(TOPDIR)/board/$(BOARDDIR)/u-boot.bd \
422                         -o $(obj)u-boot.sb
423
424 ifeq ($(CONFIG_SANDBOX),y)
425 GEN_UBOOT = \
426                 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
427                         -Wl,--start-group $(__LIBS) -Wl,--end-group \
428                         $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
429 else
430 GEN_UBOOT = \
431                 UNDEF_SYM=`$(OBJDUMP) -x $(LIBBOARD) $(LIBS) | \
432                 sed  -n -e 's/.*\($(SYM_PREFIX)__u_boot_cmd_.*\)/-u\1/p'|sort|uniq`;\
433                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $$UNDEF_SYM $(__OBJS) \
434                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
435                         -Map u-boot.map -o u-boot
436 endif
437
438 $(obj)u-boot:   depend \
439                 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
440                 $(GEN_UBOOT)
441 ifeq ($(CONFIG_KALLSYMS),y)
442                 smap=`$(call SYSTEM_MAP,u-boot) | \
443                         awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
444                 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
445                         -c common/system_map.c -o $(obj)common/system_map.o
446                 $(GEN_UBOOT) $(obj)common/system_map.o
447 endif
448
449 $(OBJS):        depend
450                 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@))
451
452 $(LIBS):        depend $(SUBDIR_TOOLS)
453                 $(MAKE) -C $(dir $(subst $(obj),,$@))
454
455 $(LIBBOARD):    depend $(LIBS)
456                 $(MAKE) -C $(dir $(subst $(obj),,$@))
457
458 $(SUBDIRS):     depend
459                 $(MAKE) -C $@ all
460
461 $(SUBDIR_EXAMPLES): $(obj)u-boot
462
463 $(LDSCRIPT):    depend
464                 $(MAKE) -C $(dir $@) $(notdir $@)
465
466 $(obj)u-boot.lds: $(LDSCRIPT)
467                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
468
469 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
470                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
471
472 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
473                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
474
475 onenand_ipl:    $(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk
476                 $(MAKE) -C onenand_ipl/board/$(BOARDDIR) all
477
478 $(obj)u-boot-onenand.bin:       onenand_ipl $(obj)u-boot.bin
479                 cat $(ONENAND_BIN) $(obj)u-boot.bin > $(obj)u-boot-onenand.bin
480
481 mmc_spl:        $(TIMESTAMP_FILE) $(VERSION_FILE) depend
482                 $(MAKE) -C mmc_spl/board/$(BOARDDIR) all
483
484 $(obj)mmc_spl/u-boot-mmc-spl.bin:       mmc_spl
485
486 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
487                 $(MAKE) -C spl all
488
489 updater:
490                 $(MAKE) -C tools/updater all
491
492 # Explicitly make _depend in subdirs containing multiple targets to prevent
493 # parallel sub-makes creating .depend files simultaneously.
494 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
495                 $(obj)include/autoconf.mk \
496                 $(obj)include/generated/generic-asm-offsets.h \
497                 $(obj)include/generated/asm-offsets.h
498                 for dir in $(SUBDIRS) $(CPUDIR) $(dir $(LDSCRIPT)) ; do \
499                         $(MAKE) -C $$dir _depend ; done
500
501 TAG_SUBDIRS = $(SUBDIRS)
502 TAG_SUBDIRS += $(dir $(__LIBS))
503 TAG_SUBDIRS += include
504
505 FIND := find
506 FINDFLAGS := -L
507
508 tags ctags:
509                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
510                                                 -name '*.[chS]' -print`
511
512 etags:
513                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
514                                                 -name '*.[chS]' -print`
515 cscope:
516                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
517                                                 cscope.files
518                 cscope -b -q -k
519
520 SYSTEM_MAP = \
521                 $(NM) $1 | \
522                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
523                 LC_ALL=C sort
524 $(obj)System.map:       $(obj)u-boot
525                 @$(call SYSTEM_MAP,$<) > $(obj)System.map
526
527 #
528 # Auto-generate the autoconf.mk file (which is included by all makefiles)
529 #
530 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
531 # the dep file is only include in this top level makefile to determine when
532 # to regenerate the autoconf.mk file.
533 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
534         @$(XECHO) Generating $@ ; \
535         set -e ; \
536         : Generate the dependancies ; \
537         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
538                 -MQ $(obj)include/autoconf.mk include/common.h > $@
539
540 $(obj)include/autoconf.mk: $(obj)include/config.h
541         @$(XECHO) Generating $@ ; \
542         set -e ; \
543         : Extract the config macros ; \
544         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
545                 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
546         mv $@.tmp $@
547
548 $(obj)include/generated/generic-asm-offsets.h:  $(obj)include/autoconf.mk.dep \
549         $(obj)lib/asm-offsets.s
550         @$(XECHO) Generating $@
551         tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
552
553 $(obj)lib/asm-offsets.s:        $(obj)include/autoconf.mk.dep \
554         $(src)lib/asm-offsets.c
555         @mkdir -p $(obj)lib
556         $(CC) -DDO_DEPS_ONLY \
557                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
558                 -o $@ $(src)lib/asm-offsets.c -c -S
559
560 $(obj)include/generated/asm-offsets.h:  $(obj)include/autoconf.mk.dep \
561         $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
562         @echo Generating $@
563         tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
564
565 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s:   $(obj)include/autoconf.mk.dep
566         @mkdir -p $(obj)$(CPUDIR)/$(SOC)
567         if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
568                 $(CC) -DDO_DEPS_ONLY \
569                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
570                         -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
571         else \
572                 touch $@; \
573         fi
574
575 #########################################################################
576 else    # !config.mk
577 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
578 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
579 $(filter-out tools,$(SUBDIRS)) \
580 updater depend dep tags ctags etags cscope $(obj)System.map:
581         @echo "System not configured - see README" >&2
582         @ exit 1
583
584 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
585         $(MAKE) -C $@ all
586 endif   # config.mk
587
588 $(VERSION_FILE):
589                 @mkdir -p $(dir $(VERSION_FILE))
590                 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
591                    printf '#define PLAIN_VERSION "%s%s"\n' \
592                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
593                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
594                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
595                 ) > $@.tmp
596                 @( printf '#define CC_VERSION_STRING "%s"\n' \
597                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
598                 @( printf '#define LD_VERSION_STRING "%s"\n' \
599                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
600                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
601
602 $(TIMESTAMP_FILE):
603                 @mkdir -p $(dir $(TIMESTAMP_FILE))
604                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
605                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
606                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
607
608 easylogo env gdb:
609         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
610 gdbtools: gdb
611
612 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
613         $(MAKE) -C tools HOST_TOOLS_ALL=y
614
615 .PHONY : CHANGELOG
616 CHANGELOG:
617         git log --no-merges U-Boot-1_1_5.. | \
618         unexpand -a | sed -e 's/\s\s*$$//' > $@
619
620 include/license.h: tools/bin2header COPYING
621         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
622 #########################################################################
623
624 unconfig:
625         @rm -f $(obj)include/config.h $(obj)include/config.mk \
626                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
627                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep
628
629 %_config::      unconfig
630         @$(MKCONFIG) -A $(@:_config=)
631
632 sinclude $(obj).boards.depend
633 $(obj).boards.depend:   boards.cfg
634         awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@
635
636 #
637 # Functions to generate common board directory names
638 #
639 lcname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
640 ucname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
641
642 #========================================================================
643 # ARM
644 #========================================================================
645
646 xtract_omap1610xxx = $(subst _cs0boot,,$(subst _cs3boot,,$(subst _cs_autoboot,,$(subst _config,,$1))))
647
648 omap1610inn_config \
649 omap1610inn_cs0boot_config \
650 omap1610inn_cs3boot_config \
651 omap1610inn_cs_autoboot_config \
652 omap1610h2_config \
653 omap1610h2_cs0boot_config \
654 omap1610h2_cs3boot_config \
655 omap1610h2_cs_autoboot_config:  unconfig
656         @mkdir -p $(obj)include
657         @if [ "$(findstring _cs0boot_, $@)" ] ; then \
658                 echo "#define CONFIG_CS0_BOOT" >> .$(obj)include/config.h ; \
659         elif [ "$(findstring _cs_autoboot_, $@)" ] ; then \
660                 echo "#define CONFIG_CS_AUTOBOOT" >> $(obj)include/config.h ; \
661         else \
662                 echo "#define CONFIG_CS3_BOOT" >> $(obj)include/config.h ; \
663         fi;
664         @$(MKCONFIG) -n $@ -a $(call xtract_omap1610xxx,$@) arm arm926ejs omap1610inn ti omap
665
666 omap730p2_config \
667 omap730p2_cs0boot_config \
668 omap730p2_cs3boot_config :      unconfig
669         @mkdir -p $(obj)include
670         @if [ "$(findstring _cs0boot_, $@)" ] ; then \
671                 echo "#define CONFIG_CS0_BOOT" >> $(obj)include/config.h ; \
672         else \
673                 echo "#define CONFIG_CS3_BOOT" >> $(obj)include/config.h ; \
674         fi;
675         @$(MKCONFIG) -n $@ -a omap730p2 arm arm926ejs omap730p2 ti omap
676
677 spear300_config \
678 spear310_config \
679 spear320_config :       unconfig
680         @$(MKCONFIG) -n $@ -t $@ spear3xx arm arm926ejs $(@:_config=) spear spear
681
682 spear600_config :       unconfig
683         @$(MKCONFIG) -n $@ -t $@ spear6xx arm arm926ejs $(@:_config=) spear spear
684
685 SX1_stdout_serial_config \
686 SX1_config:             unconfig
687         @mkdir -p $(obj)include
688         @if [ "$(findstring _stdout_serial_, $@)" ] ; then \
689                 echo "#undef CONFIG_STDOUT_USBTTY" >> $(obj)include/config.h ; \
690         else \
691                 echo "#define CONFIG_STDOUT_USBTTY" >> $(obj)include/config.h ; \
692         fi;
693         @$(MKCONFIG) -n $@ SX1 arm arm925t sx1
694
695 #########################################################################
696 ## XScale Systems
697 #########################################################################
698
699 pdnb3_config \
700 scpu_config:    unconfig
701         @mkdir -p $(obj)include
702         @if [ "$(findstring scpu_,$@)" ] ; then \
703                 echo "#define CONFIG_SCPU"      >>$(obj)include/config.h ; \
704         fi
705         @$(MKCONFIG) -n $@ -a pdnb3 arm ixp pdnb3 prodrive
706
707 #########################################################################
708 ## ARM1136 Systems
709 #########################################################################
710
711 apollon_config          : unconfig
712         @mkdir -p $(obj)include
713         @echo "#define CONFIG_ONENAND_U_BOOT" > $(obj)include/config.h
714         @echo "CONFIG_ONENAND_U_BOOT = y" >> $(obj)include/config.mk
715         @$(MKCONFIG) $@ arm arm1136 apollon - omap24xx
716
717 #########################################################################
718 ## ARM1176 Systems
719 #########################################################################
720 smdk6400_noUSB_config   \
721 smdk6400_config :       unconfig
722         @mkdir -p $(obj)include $(obj)board/samsung/smdk6400
723         @mkdir -p $(obj)nand_spl/board/samsung/smdk6400
724         @echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h
725         @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk
726         @if [ -z "$(findstring smdk6400_noUSB_config,$@)" ]; then                       \
727                 echo "RAM_TEXT = 0x57e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\
728         else                                                                            \
729                 echo "RAM_TEXT = 0xc7e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\
730         fi
731         @$(MKCONFIG) smdk6400 arm arm1176 smdk6400 samsung s3c64xx
732         @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk
733
734 #########################################################################
735 #########################################################################
736
737 clean:
738         @rm -f $(obj)examples/standalone/82559_eeprom                     \
739                $(obj)examples/standalone/atmel_df_pow2                    \
740                $(obj)examples/standalone/eepro100_eeprom                  \
741                $(obj)examples/standalone/hello_world                      \
742                $(obj)examples/standalone/interrupt                        \
743                $(obj)examples/standalone/mem_to_mem_idma2intr             \
744                $(obj)examples/standalone/sched                            \
745                $(obj)examples/standalone/smc911{11,x}_eeprom              \
746                $(obj)examples/standalone/test_burst                       \
747                $(obj)examples/standalone/timer
748         @rm -f $(obj)examples/api/demo{,.bin}
749         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
750                $(obj)tools/env/{fw_printenv,fw_setenv}                    \
751                $(obj)tools/envcrc                                         \
752                $(obj)tools/gdb/{astest,gdbcont,gdbsend}                   \
753                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
754                $(obj)tools/mkimage         $(obj)tools/mpc86x_clk         \
755                $(obj)tools/ncb             $(obj)tools/ubsha1
756         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
757                $(obj)board/matrix_vision/*/bootscript.img                 \
758                $(obj)board/voiceblue/eeprom                               \
759                $(obj)u-boot.lds                                           \
760                $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]          \
761                $(obj)arch/blackfin/cpu/init.{lds,elf}
762         @rm -f $(obj)include/bmp_logo.h
763         @rm -f $(obj)include/bmp_logo_data.h
764         @rm -f $(obj)lib/asm-offsets.s
765         @rm -f $(obj)include/generated/asm-offsets.h
766         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
767         @rm -f $(obj)nand_spl/{u-boot.lds,u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map,System.map}
768         @rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl.map}
769         @rm -f $(obj)mmc_spl/{u-boot.lds,u-boot-spl,u-boot-spl.map,u-boot-spl.bin,u-boot-mmc-spl.bin}
770         @rm -f $(ONENAND_BIN)
771         @rm -f $(obj)onenand_ipl/u-boot.lds
772         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.lds,u-boot-spl.map}
773         @rm -f $(obj)MLO
774         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
775         @find $(OBJTREE) -type f \
776                 \( -name 'core' -o -name '*.bak' -o -name '*~' \
777                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \) -print \
778                 | xargs rm -f
779
780 clobber:        clean
781         @find $(OBJTREE) -type f \( -name '*.depend*' \
782                 -o -name '*.srec' -o -name '*.bin' -o -name u-boot.img \) \
783                 -print0 \
784                 | xargs -0 rm -f
785         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
786                 $(obj)cscope.* $(obj)*.*~
787         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
788         @rm -f $(obj)u-boot.kwb
789         @rm -f $(obj)u-boot.imx
790         @rm -f $(obj)u-boot.ubl
791         @rm -f $(obj)u-boot.dtb
792         @rm -f $(obj)u-boot.sb
793         @rm -f $(obj)tools/{env/crc32.c,inca-swap-bytes}
794         @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
795         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
796         @rm -fr $(obj)include/generated
797         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
798         @[ ! -d $(obj)onenand_ipl ] || find $(obj)onenand_ipl -name "*" -type l -print | xargs rm -f
799         @[ ! -d $(obj)mmc_spl ] || find $(obj)mmc_spl -name "*" -type l -print | xargs rm -f
800         @rm -f $(obj)dts/*.tmp
801
802 mrproper \
803 distclean:      clobber unconfig
804 ifneq ($(OBJTREE),$(SRCTREE))
805         rm -rf $(obj)*
806 endif
807
808 backup:
809         F=`basename $(TOPDIR)` ; cd .. ; \
810         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
811
812 #########################################################################