1da58dec8STom Rini# 2da58dec8STom Rini# SPDX-License-Identifier: GPL-2.0+ 3da58dec8STom Rini# 4da58dec8STom Rini 59da7fb4aSTom RiniVERSION = 2018 6645b5afbSTom RiniPATCHLEVEL = 05 7211e4754SWolfgang DenkSUBLEVEL = 8645b5afbSTom RiniEXTRAVERSION = -rc1 95f30f3beSMasahiro YamadaNAME = 10ae6d1056SWolfgang Denk 116825a95bSMasahiro Yamada# *DOCUMENTATION* 126825a95bSMasahiro Yamada# To see a list of typical targets execute "make help" 136825a95bSMasahiro Yamada# More info can be located in ./README 146825a95bSMasahiro Yamada# Comments in this file are targeted only to the developer, do not 156825a95bSMasahiro Yamada# expect to learn how to build the kernel reading this file. 166825a95bSMasahiro Yamada 174d713be1SMasahiro Yamada# o Do not use make's built-in rules and variables 186825a95bSMasahiro Yamada# (this increases performance and avoids hard-to-debug behaviour); 194d713be1SMasahiro Yamada# o Look for make include files relative to root of kernel src 204d713be1SMasahiro YamadaMAKEFLAGS += -rR --include-dir=$(CURDIR) 216825a95bSMasahiro Yamada 226825a95bSMasahiro Yamada# Avoid funny character set dependencies 236825a95bSMasahiro Yamadaunexport LC_ALL 246825a95bSMasahiro YamadaLC_COLLATE=C 256825a95bSMasahiro YamadaLC_NUMERIC=C 266825a95bSMasahiro Yamadaexport LC_COLLATE LC_NUMERIC 276825a95bSMasahiro Yamada 28ffe29ebcSMasahiro Yamada# Avoid interference with shell env settings 29ffe29ebcSMasahiro Yamadaunexport GREP_OPTIONS 30ffe29ebcSMasahiro Yamada 316825a95bSMasahiro Yamada# We are using a recursive build, so we need to do a little thinking 326825a95bSMasahiro Yamada# to get the ordering right. 336825a95bSMasahiro Yamada# 346825a95bSMasahiro Yamada# Most importantly: sub-Makefiles should only ever modify files in 356825a95bSMasahiro Yamada# their own directory. If in some directory we have a dependency on 366825a95bSMasahiro Yamada# a file in another dir (which doesn't happen often, but it's often 376825a95bSMasahiro Yamada# unavoidable when linking the built-in.o targets which finally 386825a95bSMasahiro Yamada# turn into vmlinux), we will call a sub make in that other dir, and 396825a95bSMasahiro Yamada# after that we are sure that everything which is in that other dir 406825a95bSMasahiro Yamada# is now up to date. 416825a95bSMasahiro Yamada# 426825a95bSMasahiro Yamada# The only cases where we need to modify files which have global 436825a95bSMasahiro Yamada# effects are thus separated out and done before the recursive 446825a95bSMasahiro Yamada# descending is started. They are now explicitly listed as the 456825a95bSMasahiro Yamada# prepare rule. 466825a95bSMasahiro Yamada 47ffe29ebcSMasahiro Yamada# Beautify output 48ffe29ebcSMasahiro Yamada# --------------------------------------------------------------------------- 49ffe29ebcSMasahiro Yamada# 50ffe29ebcSMasahiro Yamada# Normally, we echo the whole command before executing it. By making 51ffe29ebcSMasahiro Yamada# that echo $($(quiet)$(cmd)), we now have the possibility to set 52ffe29ebcSMasahiro Yamada# $(quiet) to choose other forms of output instead, e.g. 53ffe29ebcSMasahiro Yamada# 54ffe29ebcSMasahiro Yamada# quiet_cmd_cc_o_c = Compiling $(RELDIR)/$@ 55ffe29ebcSMasahiro Yamada# cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $< 56ffe29ebcSMasahiro Yamada# 57ffe29ebcSMasahiro Yamada# If $(quiet) is empty, the whole command will be printed. 58ffe29ebcSMasahiro Yamada# If it is set to "quiet_", only the short version will be printed. 59ffe29ebcSMasahiro Yamada# If it is set to "silent_", nothing will be printed at all, since 60ffe29ebcSMasahiro Yamada# the variable $(silent_cmd_cc_o_c) doesn't exist. 61ffe29ebcSMasahiro Yamada# 62ffe29ebcSMasahiro Yamada# A simple variant is to prefix commands with $(Q) - that's useful 63ffe29ebcSMasahiro Yamada# for commands that shall be hidden in non-verbose mode. 64ffe29ebcSMasahiro Yamada# 65ffe29ebcSMasahiro Yamada# $(Q)ln $@ :< 66ffe29ebcSMasahiro Yamada# 67ffe29ebcSMasahiro Yamada# If KBUILD_VERBOSE equals 0 then the above command will be hidden. 68ffe29ebcSMasahiro Yamada# If KBUILD_VERBOSE equals 1 then the above command is displayed. 69ffe29ebcSMasahiro Yamada# 706825a95bSMasahiro Yamada# To put more focus on warnings, be less verbose as default 716825a95bSMasahiro Yamada# Use 'make V=1' to see the full commands 726825a95bSMasahiro Yamada 736825a95bSMasahiro Yamadaifeq ("$(origin V)", "command line") 746825a95bSMasahiro Yamada KBUILD_VERBOSE = $(V) 757ebf7443Swdenkendif 766825a95bSMasahiro Yamadaifndef KBUILD_VERBOSE 776825a95bSMasahiro Yamada KBUILD_VERBOSE = 0 786825a95bSMasahiro Yamadaendif 796825a95bSMasahiro Yamada 80ffe29ebcSMasahiro Yamadaifeq ($(KBUILD_VERBOSE),1) 81ffe29ebcSMasahiro Yamada quiet = 82ffe29ebcSMasahiro Yamada Q = 83ffe29ebcSMasahiro Yamadaelse 84ffe29ebcSMasahiro Yamada quiet=quiet_ 85ffe29ebcSMasahiro Yamada Q = @ 866825a95bSMasahiro Yamadaendif 876825a95bSMasahiro Yamada 88ffe29ebcSMasahiro Yamada# If the user is running make -s (silent mode), suppress echoing of 89ffe29ebcSMasahiro Yamada# commands 90ffe29ebcSMasahiro Yamada 91ffe29ebcSMasahiro Yamadaifneq ($(filter 4.%,$(MAKE_VERSION)),) # make-4 92ffe29ebcSMasahiro Yamadaifneq ($(filter %s ,$(firstword x$(MAKEFLAGS))),) 93ffe29ebcSMasahiro Yamada quiet=silent_ 94ffe29ebcSMasahiro Yamadaendif 95ffe29ebcSMasahiro Yamadaelse # make-3.8x 96ffe29ebcSMasahiro Yamadaifneq ($(filter s% -s%,$(MAKEFLAGS)),) 97ffe29ebcSMasahiro Yamada quiet=silent_ 98ffe29ebcSMasahiro Yamadaendif 996825a95bSMasahiro Yamadaendif 1006825a95bSMasahiro Yamada 101ffe29ebcSMasahiro Yamadaexport quiet Q KBUILD_VERBOSE 1026825a95bSMasahiro Yamada 1039e414032SMasahiro Yamada# kbuild supports saving output files in a separate directory. 1049e414032SMasahiro Yamada# To locate output files in a separate directory two syntaxes are supported. 1059e414032SMasahiro Yamada# In both cases the working directory must be the root of the kernel src. 1069e414032SMasahiro Yamada# 1) O= 1079e414032SMasahiro Yamada# Use "make O=dir/to/store/output/files/" 108f9328639SMarian Balakowicz# 1099e414032SMasahiro Yamada# 2) Set KBUILD_OUTPUT 1109e414032SMasahiro Yamada# Set the environment variable KBUILD_OUTPUT to point to the directory 1119e414032SMasahiro Yamada# where the output files shall be placed. 1129e414032SMasahiro Yamada# export KBUILD_OUTPUT=dir/to/store/output/files/ 1139e414032SMasahiro Yamada# make 114f9328639SMarian Balakowicz# 1159e414032SMasahiro Yamada# The O= assignment takes precedence over the KBUILD_OUTPUT environment 1169e414032SMasahiro Yamada# variable. 1177ebf7443Swdenk 1189e414032SMasahiro Yamada# KBUILD_SRC is set on invocation of make in OBJ directory 1199e414032SMasahiro Yamada# KBUILD_SRC is not intended to be used by the regular user (for now) 1209e414032SMasahiro Yamadaifeq ($(KBUILD_SRC),) 1219e414032SMasahiro Yamada 1229e414032SMasahiro Yamada# OK, Make called in directory where kernel src resides 1239e414032SMasahiro Yamada# Do we want to locate output files in a separate directory? 124f9328639SMarian Balakowiczifeq ("$(origin O)", "command line") 1259e414032SMasahiro Yamada KBUILD_OUTPUT := $(O) 126f9328639SMarian Balakowiczendif 1277ebf7443Swdenk 1289e414032SMasahiro Yamada# That's our default target when none is given on the command line 1299e414032SMasahiro YamadaPHONY := _all 1309e414032SMasahiro Yamada_all: 1319e414032SMasahiro Yamada 1329e414032SMasahiro Yamada# Cancel implicit rules on top Makefile 1339e414032SMasahiro Yamada$(CURDIR)/Makefile Makefile: ; 1349e414032SMasahiro Yamada 1359e414032SMasahiro Yamadaifneq ($(KBUILD_OUTPUT),) 1369e414032SMasahiro Yamada# Invoke a second make in the output directory, passing relevant variables 1379e414032SMasahiro Yamada# check that the output directory actually exists 1389e414032SMasahiro Yamadasaved-output := $(KBUILD_OUTPUT) 1395a449d75SMasahiro YamadaKBUILD_OUTPUT := $(shell mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) \ 1405a449d75SMasahiro Yamada && /bin/pwd) 1419e414032SMasahiro Yamada$(if $(KBUILD_OUTPUT),, \ 142598e2d33SMasahiro Yamada $(error failed to create output directory "$(saved-output)")) 1439e414032SMasahiro Yamada 1449e414032SMasahiro YamadaPHONY += $(MAKECMDGOALS) sub-make 1459e414032SMasahiro Yamada 1469e414032SMasahiro Yamada$(filter-out _all sub-make $(CURDIR)/Makefile, $(MAKECMDGOALS)) _all: sub-make 1479e414032SMasahiro Yamada @: 1489e414032SMasahiro Yamada 1499e414032SMasahiro Yamadasub-make: FORCE 150ffe29ebcSMasahiro Yamada $(Q)$(MAKE) -C $(KBUILD_OUTPUT) KBUILD_SRC=$(CURDIR) \ 151ffe29ebcSMasahiro Yamada -f $(CURDIR)/Makefile $(filter-out _all sub-make,$(MAKECMDGOALS)) 1529e414032SMasahiro Yamada 1539e414032SMasahiro Yamada# Leave processing to above invocation of make 1549e414032SMasahiro Yamadaskip-makefile := 1 1559e414032SMasahiro Yamadaendif # ifneq ($(KBUILD_OUTPUT),) 1569e414032SMasahiro Yamadaendif # ifeq ($(KBUILD_SRC),) 1579e414032SMasahiro Yamada 1589e414032SMasahiro Yamada# We process the rest of the Makefile if this is the final invocation of make 1599e414032SMasahiro Yamadaifeq ($(skip-makefile),) 1609e414032SMasahiro Yamada 161ffe29ebcSMasahiro Yamada# Do not print "Entering directory ...", 162ffe29ebcSMasahiro Yamada# but we want to display it when entering to the output directory 163ffe29ebcSMasahiro Yamada# so that IDEs/editors are able to understand relative filenames. 164ffe29ebcSMasahiro YamadaMAKEFLAGS += --no-print-directory 165ffe29ebcSMasahiro Yamada 166ffe29ebcSMasahiro Yamada# Call a source code checker (by default, "sparse") as part of the 167ffe29ebcSMasahiro Yamada# C compilation. 168ffe29ebcSMasahiro Yamada# 169ffe29ebcSMasahiro Yamada# Use 'make C=1' to enable checking of only re-compiled files. 170ffe29ebcSMasahiro Yamada# Use 'make C=2' to enable checking of *all* source files, regardless 171ffe29ebcSMasahiro Yamada# of whether they are re-compiled or not. 172ffe29ebcSMasahiro Yamada# 173ffe29ebcSMasahiro Yamada# See the file "Documentation/sparse.txt" for more details, including 174ffe29ebcSMasahiro Yamada# where to get the "sparse" utility. 175ffe29ebcSMasahiro Yamada 176ffe29ebcSMasahiro Yamadaifeq ("$(origin C)", "command line") 177ffe29ebcSMasahiro Yamada KBUILD_CHECKSRC = $(C) 178ffe29ebcSMasahiro Yamadaendif 179ffe29ebcSMasahiro Yamadaifndef KBUILD_CHECKSRC 180ffe29ebcSMasahiro Yamada KBUILD_CHECKSRC = 0 181ffe29ebcSMasahiro Yamadaendif 182ffe29ebcSMasahiro Yamada 183ffe29ebcSMasahiro Yamada# Use make M=dir to specify directory of external module to build 184ffe29ebcSMasahiro Yamada# Old syntax make ... SUBDIRS=$PWD is still supported 185ffe29ebcSMasahiro Yamada# Setting the environment variable KBUILD_EXTMOD take precedence 186ffe29ebcSMasahiro Yamadaifdef SUBDIRS 187ffe29ebcSMasahiro Yamada KBUILD_EXTMOD ?= $(SUBDIRS) 188ffe29ebcSMasahiro Yamadaendif 189ffe29ebcSMasahiro Yamada 190ffe29ebcSMasahiro Yamadaifeq ("$(origin M)", "command line") 191ffe29ebcSMasahiro Yamada KBUILD_EXTMOD := $(M) 192ffe29ebcSMasahiro Yamadaendif 193ffe29ebcSMasahiro Yamada 1946825a95bSMasahiro Yamada# If building an external module we do not care about the all: rule 1956825a95bSMasahiro Yamada# but instead _all depend on modules 1969e414032SMasahiro YamadaPHONY += all 1976825a95bSMasahiro Yamadaifeq ($(KBUILD_EXTMOD),) 1989e414032SMasahiro Yamada_all: all 1996825a95bSMasahiro Yamadaelse 2006825a95bSMasahiro Yamada_all: modules 2016825a95bSMasahiro Yamadaendif 2029e414032SMasahiro Yamada 203ffe29ebcSMasahiro Yamadaifeq ($(KBUILD_SRC),) 204ffe29ebcSMasahiro Yamada # building in the source tree 205ffe29ebcSMasahiro Yamada srctree := . 206ffe29ebcSMasahiro Yamadaelse 207ffe29ebcSMasahiro Yamada ifeq ($(KBUILD_SRC)/,$(dir $(CURDIR))) 208ffe29ebcSMasahiro Yamada # building in a subdirectory of the source tree 209ffe29ebcSMasahiro Yamada srctree := .. 210ffe29ebcSMasahiro Yamada else 211ffe29ebcSMasahiro Yamada srctree := $(KBUILD_SRC) 212ffe29ebcSMasahiro Yamada endif 213ffe29ebcSMasahiro Yamadaendif 214ffe29ebcSMasahiro Yamadaobjtree := . 2159e414032SMasahiro Yamadasrc := $(srctree) 2169e414032SMasahiro Yamadaobj := $(objtree) 2179e414032SMasahiro Yamada 2189e414032SMasahiro YamadaVPATH := $(srctree)$(if $(KBUILD_EXTMOD),:$(KBUILD_EXTMOD)) 2199e414032SMasahiro Yamada 2209e414032SMasahiro Yamadaexport srctree objtree VPATH 2219e414032SMasahiro Yamada 2225013c09fSWolfgang Denk# Make sure CDPATH settings don't interfere 2235013c09fSWolfgang Denkunexport CDPATH 2245013c09fSWolfgang Denk 225f9328639SMarian Balakowicz######################################################################### 226f9328639SMarian Balakowicz 2277ebf7443SwdenkHOSTARCH := $(shell uname -m | \ 2287ebf7443Swdenk sed -e s/i.86/x86/ \ 2297ebf7443Swdenk -e s/sun4u/sparc64/ \ 2307ebf7443Swdenk -e s/arm.*/arm/ \ 2317ebf7443Swdenk -e s/sa110/arm/ \ 2327ebf7443Swdenk -e s/ppc64/powerpc/ \ 2337ebf7443Swdenk -e s/ppc/powerpc/ \ 2347ebf7443Swdenk -e s/macppc/powerpc/\ 2357ebf7443Swdenk -e s/sh.*/sh/) 2367ebf7443Swdenk 2377ebf7443SwdenkHOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \ 2387ebf7443Swdenk sed -e 's/\(cygwin\).*/cygwin/') 2397ebf7443Swdenk 2407ebf7443Swdenkexport HOSTARCH HOSTOS 2417ebf7443Swdenk 2427ebf7443Swdenk######################################################################### 243f9328639SMarian Balakowicz 2441ea6bcd8SMike Frysinger# set default to nothing for native builds 245a5284efdSWolfgang Denkifeq ($(HOSTARCH),$(ARCH)) 2461ea6bcd8SMike FrysingerCROSS_COMPILE ?= 2477ebf7443Swdenkendif 2487ebf7443Swdenk 24951148790SMasahiro YamadaKCONFIG_CONFIG ?= .config 25051148790SMasahiro Yamadaexport KCONFIG_CONFIG 25151148790SMasahiro Yamada 252f6322eb7SMasahiro Yamada# SHELL used by kbuild 253f6322eb7SMasahiro YamadaCONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ 254f6322eb7SMasahiro Yamada else if [ -x /bin/bash ]; then echo /bin/bash; \ 255f6322eb7SMasahiro Yamada else echo sh; fi ; fi) 256f6322eb7SMasahiro Yamada 257b477fe44SJeroen HofsteeHOSTCC = cc 258b477fe44SJeroen HofsteeHOSTCXX = c++ 259022885cbSSimon GlassHOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer \ 260022885cbSSimon Glass $(if $(CONFIG_TOOLS_DEBUG),-g) 261598e2d33SMasahiro YamadaHOSTCXXFLAGS = -O2 262598e2d33SMasahiro Yamada 263f6322eb7SMasahiro Yamadaifeq ($(HOSTOS),cygwin) 264f6322eb7SMasahiro YamadaHOSTCFLAGS += -ansi 265f6322eb7SMasahiro Yamadaendif 266f6322eb7SMasahiro Yamada 267f6322eb7SMasahiro Yamada# Mac OS X / Darwin's C preprocessor is Apple specific. It 268f6322eb7SMasahiro Yamada# generates numerous errors and warnings. We want to bypass it 269f6322eb7SMasahiro Yamada# and use GNU C's cpp. To do this we pass the -traditional-cpp 270f6322eb7SMasahiro Yamada# option to the compiler. Note that the -traditional-cpp flag 271f6322eb7SMasahiro Yamada# DOES NOT have the same semantics as GNU C's flag, all it does 272f6322eb7SMasahiro Yamada# is invoke the GNU preprocessor in stock ANSI/ISO C fashion. 273f6322eb7SMasahiro Yamada# 274f6322eb7SMasahiro Yamada# Apple's linker is similar, thanks to the new 2 stage linking 275f6322eb7SMasahiro Yamada# multiple symbol definitions are treated as errors, hence the 276f6322eb7SMasahiro Yamada# -multiply_defined suppress option to turn off this error. 277f6322eb7SMasahiro Yamada# 278f6322eb7SMasahiro Yamadaifeq ($(HOSTOS),darwin) 279f6322eb7SMasahiro Yamada# get major and minor product version (e.g. '10' and '6' for Snow Leopard) 280f6322eb7SMasahiro YamadaDARWIN_MAJOR_VERSION = $(shell sw_vers -productVersion | cut -f 1 -d '.') 281f6322eb7SMasahiro YamadaDARWIN_MINOR_VERSION = $(shell sw_vers -productVersion | cut -f 2 -d '.') 282f6322eb7SMasahiro Yamada 283f6322eb7SMasahiro Yamadaos_x_before = $(shell if [ $(DARWIN_MAJOR_VERSION) -le $(1) -a \ 284f6322eb7SMasahiro Yamada $(DARWIN_MINOR_VERSION) -le $(2) ] ; then echo "$(3)"; else echo "$(4)"; fi ;) 285f6322eb7SMasahiro Yamada 286f6322eb7SMasahiro Yamada# Snow Leopards build environment has no longer restrictions as described above 287f6322eb7SMasahiro YamadaHOSTCC = $(call os_x_before, 10, 5, "cc", "gcc") 288f6322eb7SMasahiro YamadaHOSTCFLAGS += $(call os_x_before, 10, 4, "-traditional-cpp") 289f6322eb7SMasahiro YamadaHOSTLDFLAGS += $(call os_x_before, 10, 5, "-multiply_defined suppress") 2901fddd7b6SAndreas Bießmann 2911fddd7b6SAndreas Bießmann# since Lion (10.7) ASLR is on by default, but we use linker generated lists 2921fddd7b6SAndreas Bießmann# in some host tools which is a problem then ... so disable ASLR for these 2931fddd7b6SAndreas Bießmann# tools 2941fddd7b6SAndreas BießmannHOSTLDFLAGS += $(call os_x_before, 10, 7, "", "-Xlinker -no_pie") 295f6322eb7SMasahiro Yamadaendif 296f6322eb7SMasahiro Yamada 2976825a95bSMasahiro Yamada# Decide whether to build built-in, modular, or both. 2986825a95bSMasahiro Yamada# Normally, just do built-in. 2996825a95bSMasahiro Yamada 3006825a95bSMasahiro YamadaKBUILD_MODULES := 3016825a95bSMasahiro YamadaKBUILD_BUILTIN := 1 3026825a95bSMasahiro Yamada 3036825a95bSMasahiro Yamada# If we have only "make modules", don't compile built-in objects. 3046825a95bSMasahiro Yamada# When we're building modules with modversions, we need to consider 3056825a95bSMasahiro Yamada# the built-in objects during the descend as well, in order to 3066825a95bSMasahiro Yamada# make sure the checksums are up to date before we record them. 3076825a95bSMasahiro Yamada 3086825a95bSMasahiro Yamadaifeq ($(MAKECMDGOALS),modules) 3096825a95bSMasahiro Yamada KBUILD_BUILTIN := $(if $(CONFIG_MODVERSIONS),1) 3106825a95bSMasahiro Yamadaendif 3116825a95bSMasahiro Yamada 3126825a95bSMasahiro Yamada# If we have "make <whatever> modules", compile modules 3136825a95bSMasahiro Yamada# in addition to whatever we do anyway. 3146825a95bSMasahiro Yamada# Just "make" or "make all" shall build modules as well 3156825a95bSMasahiro Yamada 3166825a95bSMasahiro Yamada# U-Boot does not need modules 3176825a95bSMasahiro Yamada#ifneq ($(filter all _all modules,$(MAKECMDGOALS)),) 3186825a95bSMasahiro Yamada# KBUILD_MODULES := 1 3196825a95bSMasahiro Yamada#endif 3206825a95bSMasahiro Yamada 3216825a95bSMasahiro Yamada#ifeq ($(MAKECMDGOALS),) 3226825a95bSMasahiro Yamada# KBUILD_MODULES := 1 3236825a95bSMasahiro Yamada#endif 3246825a95bSMasahiro Yamada 3256825a95bSMasahiro Yamadaexport KBUILD_MODULES KBUILD_BUILTIN 3266825a95bSMasahiro Yamadaexport KBUILD_CHECKSRC KBUILD_SRC KBUILD_EXTMOD 3276825a95bSMasahiro Yamada 328bf4b3de1SMasahiro Yamada# We need some generic definitions (do not try to remake the file). 3294d713be1SMasahiro Yamadascripts/Kbuild.include: ; 3304d713be1SMasahiro Yamadainclude scripts/Kbuild.include 331bf4b3de1SMasahiro Yamada 332f6322eb7SMasahiro Yamada# Make variables (CC, etc...) 333f6322eb7SMasahiro Yamada 334f6322eb7SMasahiro YamadaAS = $(CROSS_COMPILE)as 335f6322eb7SMasahiro Yamada# Always use GNU ld 336f6322eb7SMasahiro Yamadaifneq ($(shell $(CROSS_COMPILE)ld.bfd -v 2> /dev/null),) 337f6322eb7SMasahiro YamadaLD = $(CROSS_COMPILE)ld.bfd 338f6322eb7SMasahiro Yamadaelse 339f6322eb7SMasahiro YamadaLD = $(CROSS_COMPILE)ld 340f6322eb7SMasahiro Yamadaendif 341f6322eb7SMasahiro YamadaCC = $(CROSS_COMPILE)gcc 342f6322eb7SMasahiro YamadaCPP = $(CC) -E 343f6322eb7SMasahiro YamadaAR = $(CROSS_COMPILE)ar 344f6322eb7SMasahiro YamadaNM = $(CROSS_COMPILE)nm 345f6322eb7SMasahiro YamadaLDR = $(CROSS_COMPILE)ldr 346f6322eb7SMasahiro YamadaSTRIP = $(CROSS_COMPILE)strip 347f6322eb7SMasahiro YamadaOBJCOPY = $(CROSS_COMPILE)objcopy 348f6322eb7SMasahiro YamadaOBJDUMP = $(CROSS_COMPILE)objdump 349f6322eb7SMasahiro YamadaAWK = awk 350f77d7096SMasahiro YamadaPERL = perl 351b48bfc74SStefano BabicPYTHON ?= python 35236dd5f1bSTom RiniDTC ?= $(objtree)/scripts/dtc/dtc 353f6322eb7SMasahiro YamadaCHECK = sparse 354f6322eb7SMasahiro Yamada 355f6322eb7SMasahiro YamadaCHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \ 356f6322eb7SMasahiro Yamada -Wbitwise -Wno-return-void -D__CHECK_ENDIAN__ $(CF) 357f6322eb7SMasahiro Yamada 3583b612970SMasahiro YamadaKBUILD_CPPFLAGS := -D__KERNEL__ -D__UBOOT__ 3592b3c9d3dSMasahiro Yamada 3602b3c9d3dSMasahiro YamadaKBUILD_CFLAGS := -Wall -Wstrict-prototypes \ 3612b3c9d3dSMasahiro Yamada -Wno-format-security \ 3622b3c9d3dSMasahiro Yamada -fno-builtin -ffreestanding 3634a85663eSRob ClarkKBUILD_CFLAGS += -fshort-wchar 3642b3c9d3dSMasahiro YamadaKBUILD_AFLAGS := -D__ASSEMBLY__ 3652b3c9d3dSMasahiro Yamada 3667424145fSMasahiro Yamada# Read UBOOTRELEASE from include/config/uboot.release (if it exists) 3677424145fSMasahiro YamadaUBOOTRELEASE = $(shell cat include/config/uboot.release 2> /dev/null) 3687424145fSMasahiro YamadaUBOOTVERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(SUBLEVEL)))$(EXTRAVERSION) 3695f30f3beSMasahiro Yamada 3707424145fSMasahiro Yamadaexport VERSION PATCHLEVEL SUBLEVEL UBOOTRELEASE UBOOTVERSION 371026f9cf2SMasahiro Yamadaexport ARCH CPU BOARD VENDOR SOC CPUDIR BOARDDIR 372f6322eb7SMasahiro Yamadaexport CONFIG_SHELL HOSTCC HOSTCFLAGS HOSTLDFLAGS CROSS_COMPILE AS LD CC 373f6322eb7SMasahiro Yamadaexport CPP AR NM LDR STRIP OBJCOPY OBJDUMP 37451148790SMasahiro Yamadaexport MAKE AWK PERL PYTHON 3754b83f0d9SMasahiro Yamadaexport HOSTCXX HOSTCXXFLAGS CHECK CHECKFLAGS DTC DTC_FLAGS 376f6322eb7SMasahiro Yamada 377026f9cf2SMasahiro Yamadaexport KBUILD_CPPFLAGS NOSTDINC_FLAGS UBOOTINCLUDE OBJCOPYFLAGS LDFLAGS 3782b3c9d3dSMasahiro Yamadaexport KBUILD_CFLAGS KBUILD_AFLAGS 3792b3c9d3dSMasahiro Yamada 3806825a95bSMasahiro Yamada# When compiling out-of-tree modules, put MODVERDIR in the module 3816825a95bSMasahiro Yamada# tree rather than in the kernel tree. The kernel tree might 3826825a95bSMasahiro Yamada# even be read-only. 3836825a95bSMasahiro Yamadaexport MODVERDIR := $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/).tmp_versions 3846825a95bSMasahiro Yamada 3856825a95bSMasahiro Yamada# Files to ignore in find ... statements 3866825a95bSMasahiro Yamada 387598e2d33SMasahiro Yamadaexport RCS_FIND_IGNORE := \( -name SCCS -o -name BitKeeper -o -name .svn -o \ 388598e2d33SMasahiro Yamada -name CVS -o -name .pc -o -name .hg -o -name .git \) \ 389598e2d33SMasahiro Yamada -prune -o 3906825a95bSMasahiro Yamadaexport RCS_TAR_IGNORE := --exclude SCCS --exclude BitKeeper --exclude .svn \ 3916825a95bSMasahiro Yamada --exclude CVS --exclude .pc --exclude .hg --exclude .git 3926825a95bSMasahiro Yamada 3936825a95bSMasahiro Yamada# =========================================================================== 3946825a95bSMasahiro Yamada# Rules shared between *config targets and build targets 3956825a95bSMasahiro Yamada 3966825a95bSMasahiro Yamada# Basic helpers built in scripts/ 3976825a95bSMasahiro YamadaPHONY += scripts_basic 3986825a95bSMasahiro Yamadascripts_basic: 3996825a95bSMasahiro Yamada $(Q)$(MAKE) $(build)=scripts/basic 4006825a95bSMasahiro Yamada $(Q)rm -f .tmp_quiet_recordmcount 4016825a95bSMasahiro Yamada 4026825a95bSMasahiro Yamada# To avoid any implicit rule to kick in, define an empty command. 4036825a95bSMasahiro Yamadascripts/basic/%: scripts_basic ; 4046825a95bSMasahiro Yamada 4053341bfecSMasahiro YamadaPHONY += outputmakefile 4063341bfecSMasahiro Yamada# outputmakefile generates a Makefile in the output directory, if using a 4073341bfecSMasahiro Yamada# separate output directory. This allows convenient use of make in the 4083341bfecSMasahiro Yamada# output directory. 4093341bfecSMasahiro Yamadaoutputmakefile: 4103341bfecSMasahiro Yamadaifneq ($(KBUILD_SRC),) 4113341bfecSMasahiro Yamada $(Q)ln -fsn $(srctree) source 4123341bfecSMasahiro Yamada $(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkmakefile \ 4133341bfecSMasahiro Yamada $(srctree) $(objtree) $(VERSION) $(PATCHLEVEL) 4143341bfecSMasahiro Yamadaendif 4153341bfecSMasahiro Yamada 416433b2f1eSMasahiro Yamada# To make sure we do not include .config for any of the *config targets 417433b2f1eSMasahiro Yamada# catch them early, and hand them over to scripts/kconfig/Makefile 418433b2f1eSMasahiro Yamada# It is allowed to specify more targets when calling make, including 419433b2f1eSMasahiro Yamada# mixing *config targets and build targets. 420433b2f1eSMasahiro Yamada# For example 'make oldconfig all'. 421433b2f1eSMasahiro Yamada# Detect when mixed targets is specified, and make a second invocation 422433b2f1eSMasahiro Yamada# of make so .config is not included in this case either (for *config). 4236825a95bSMasahiro Yamada 4247424145fSMasahiro Yamadaversion_h := include/generated/version_autogenerated.h 4257424145fSMasahiro Yamadatimestamp_h := include/generated/timestamp_autogenerated.h 426f3d8f7ddSRasmus Villemoesdefaultenv_h := include/generated/defaultenv_autogenerated.h 4277424145fSMasahiro Yamada 428433b2f1eSMasahiro Yamadano-dot-config-targets := clean clobber mrproper distclean \ 42927651187SMasahiro Yamada help %docs check% coccicheck \ 430633cc7aeSSimon Glass ubootversion backup tests 4312b3c9d3dSMasahiro Yamada 432433b2f1eSMasahiro Yamadaconfig-targets := 0 433433b2f1eSMasahiro Yamadamixed-targets := 0 434433b2f1eSMasahiro Yamadadot-config := 1 4352b3c9d3dSMasahiro Yamada 436433b2f1eSMasahiro Yamadaifneq ($(filter $(no-dot-config-targets), $(MAKECMDGOALS)),) 437433b2f1eSMasahiro Yamada ifeq ($(filter-out $(no-dot-config-targets), $(MAKECMDGOALS)),) 438433b2f1eSMasahiro Yamada dot-config := 0 4392b3c9d3dSMasahiro Yamada endif 4402b3c9d3dSMasahiro Yamadaendif 4412b3c9d3dSMasahiro Yamada 442433b2f1eSMasahiro Yamadaifeq ($(KBUILD_EXTMOD),) 443433b2f1eSMasahiro Yamada ifneq ($(filter config %config,$(MAKECMDGOALS)),) 444433b2f1eSMasahiro Yamada config-targets := 1 44598bd0e0dSMasahiro Yamada ifneq ($(words $(MAKECMDGOALS)),1) 446433b2f1eSMasahiro Yamada mixed-targets := 1 447433b2f1eSMasahiro Yamada endif 448433b2f1eSMasahiro Yamada endif 449433b2f1eSMasahiro Yamadaendif 450433b2f1eSMasahiro Yamada 451433b2f1eSMasahiro Yamadaifeq ($(mixed-targets),1) 452433b2f1eSMasahiro Yamada# =========================================================================== 453433b2f1eSMasahiro Yamada# We're called with mixed targets (*config and build targets). 454433b2f1eSMasahiro Yamada# Handle them one by one. 455433b2f1eSMasahiro Yamada 456e7734404SMasahiro YamadaPHONY += $(MAKECMDGOALS) __build_one_by_one 45753bca5abSMasahiro Yamada 458e7734404SMasahiro Yamada$(filter-out __build_one_by_one, $(MAKECMDGOALS)): __build_one_by_one 45953bca5abSMasahiro Yamada @: 46053bca5abSMasahiro Yamada 461e7734404SMasahiro Yamada__build_one_by_one: 46253bca5abSMasahiro Yamada $(Q)set -e; \ 46353bca5abSMasahiro Yamada for i in $(MAKECMDGOALS); do \ 46453bca5abSMasahiro Yamada $(MAKE) -f $(srctree)/Makefile $$i; \ 46553bca5abSMasahiro Yamada done 466433b2f1eSMasahiro Yamada 467433b2f1eSMasahiro Yamadaelse 468433b2f1eSMasahiro Yamadaifeq ($(config-targets),1) 469433b2f1eSMasahiro Yamada# =========================================================================== 470433b2f1eSMasahiro Yamada# *config targets only - make sure prerequisites are updated, and descend 471433b2f1eSMasahiro Yamada# in scripts/kconfig to make the *config target 472433b2f1eSMasahiro Yamada 47351148790SMasahiro YamadaKBUILD_DEFCONFIG := sandbox_defconfig 47451148790SMasahiro Yamadaexport KBUILD_DEFCONFIG KBUILD_KCONFIG 475433b2f1eSMasahiro Yamada 47651148790SMasahiro Yamadaconfig: scripts_basic outputmakefile FORCE 4775f9eb220SMasahiro Yamada $(Q)$(MAKE) $(build)=scripts/kconfig $@ 47851148790SMasahiro Yamada 47951148790SMasahiro Yamada%config: scripts_basic outputmakefile FORCE 4805f9eb220SMasahiro Yamada $(Q)$(MAKE) $(build)=scripts/kconfig $@ 481433b2f1eSMasahiro Yamada 482433b2f1eSMasahiro Yamadaelse 483433b2f1eSMasahiro Yamada# =========================================================================== 484433b2f1eSMasahiro Yamada# Build targets only - this includes vmlinux, arch specific targets, clean 485433b2f1eSMasahiro Yamada# targets and others. In general all targets except *config targets. 486433b2f1eSMasahiro Yamada 48761304dbeSMasahiro Yamada# Additional helpers built in scripts/ 48861304dbeSMasahiro Yamada# Carefully list dependencies so we do not try to build scripts twice 48961304dbeSMasahiro Yamada# in parallel 49061304dbeSMasahiro YamadaPHONY += scripts 49161304dbeSMasahiro Yamadascripts: scripts_basic include/config/auto.conf 49261304dbeSMasahiro Yamada $(Q)$(MAKE) $(build)=$(@) 49361304dbeSMasahiro Yamada 494433b2f1eSMasahiro Yamadaifeq ($(dot-config),1) 495433b2f1eSMasahiro Yamada# Read in config 49651148790SMasahiro Yamada-include include/config/auto.conf 49751148790SMasahiro Yamada 49851148790SMasahiro Yamada# Read in dependencies to all Kconfig* files, make sure to run 49951148790SMasahiro Yamada# oldconfig if changes are detected. 50051148790SMasahiro Yamada-include include/config/auto.conf.cmd 50151148790SMasahiro Yamada 50251148790SMasahiro Yamada# To avoid any implicit rule to kick in, define an empty command 50351148790SMasahiro Yamada$(KCONFIG_CONFIG) include/config/auto.conf.cmd: ; 50451148790SMasahiro Yamada 50551148790SMasahiro Yamada# If .config is newer than include/config/auto.conf, someone tinkered 50651148790SMasahiro Yamada# with it and forgot to run make oldconfig. 50751148790SMasahiro Yamada# if auto.conf.cmd is missing then we are probably in a cleaned tree so 50851148790SMasahiro Yamada# we execute the config step to be sure to catch updated Kconfig files 50951148790SMasahiro Yamadainclude/config/%.conf: $(KCONFIG_CONFIG) include/config/auto.conf.cmd 51051148790SMasahiro Yamada $(Q)$(MAKE) -f $(srctree)/Makefile silentoldconfig 5115f9eb220SMasahiro Yamada @# If the following part fails, include/config/auto.conf should be 5125f9eb220SMasahiro Yamada @# deleted so "make silentoldconfig" will be re-run on the next build. 5135f9eb220SMasahiro Yamada $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.autoconf || \ 5145f9eb220SMasahiro Yamada { rm -f include/config/auto.conf; false; } 5155f9eb220SMasahiro Yamada @# include/config.h has been updated after "make silentoldconfig". 5165f9eb220SMasahiro Yamada @# We need to touch include/config/auto.conf so it gets newer 5175f9eb220SMasahiro Yamada @# than include/config.h. 5185f9eb220SMasahiro Yamada @# Otherwise, 'make silentoldconfig' would be invoked twice. 5195f9eb220SMasahiro Yamada $(Q)touch include/config/auto.conf 52051148790SMasahiro Yamada 5210d982c58SPhilipp Tomsichu-boot.cfg spl/u-boot.cfg tpl/u-boot.cfg: include/config.h FORCE 5220d982c58SPhilipp Tomsich $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.autoconf $(@) 5230d982c58SPhilipp Tomsich 524433b2f1eSMasahiro Yamada-include include/autoconf.mk 525433b2f1eSMasahiro Yamada-include include/autoconf.mk.dep 526433b2f1eSMasahiro Yamada 52751148790SMasahiro Yamada# We want to include arch/$(ARCH)/config.mk only when include/config/auto.conf 52851148790SMasahiro Yamada# is up-to-date. When we switch to a different board configuration, old CONFIG 52951148790SMasahiro Yamada# macros are still remaining in include/config/auto.conf. Without the following 53051148790SMasahiro Yamada# gimmick, wrong config.mk would be included leading nasty warnings/errors. 531cffcd286SMasahiro Yamadaifneq ($(wildcard $(KCONFIG_CONFIG)),) 532cffcd286SMasahiro Yamadaifneq ($(wildcard include/config/auto.conf),) 533cffcd286SMasahiro Yamadaautoconf_is_old := $(shell find . -path ./$(KCONFIG_CONFIG) -newer \ 534cffcd286SMasahiro Yamada include/config/auto.conf) 535cffcd286SMasahiro Yamadaifeq ($(autoconf_is_old),) 5364d713be1SMasahiro Yamadainclude config.mk 5374d713be1SMasahiro Yamadainclude arch/$(ARCH)/Makefile 538ced0715dSMasahiro Yamadaendif 539cffcd286SMasahiro Yamadaendif 540cffcd286SMasahiro Yamadaendif 541fada9e20SSimon Glass 542bb1ae559SSimon Glass# These are set by the arch-specific config.mk. Make sure they are exported 543bb1ae559SSimon Glass# so they can be used when building an EFI application. 544bb1ae559SSimon Glassexport EFI_LDS # Filename of EFI link script in arch/$(ARCH)/lib 545bb1ae559SSimon Glassexport EFI_CRT0 # Filename of EFI CRT0 in arch/$(ARCH)/lib 546bb1ae559SSimon Glassexport EFI_RELOC # Filename of EFU relocation code in arch/$(ARCH)/lib 547bb1ae559SSimon Glassexport CFLAGS_EFI # Compiler flags to add when building EFI app 548bb1ae559SSimon Glassexport CFLAGS_NON_EFI # Compiler flags to remove when building EFI app 549bb1ae559SSimon Glassexport EFI_TARGET # binutils target if EFI is natively supported 550bb1ae559SSimon Glass 551d51dfff7SIlya Yanok# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 552d51dfff7SIlya Yanok# that (or fail if absent). Otherwise, search for a linker script in a 553d51dfff7SIlya Yanok# standard location. 554d51dfff7SIlya Yanok 555d51dfff7SIlya Yanokifndef LDSCRIPT 5564379ac61SMasahiro Yamada #LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot.lds.debug 557d51dfff7SIlya Yanok ifdef CONFIG_SYS_LDSCRIPT 558d51dfff7SIlya Yanok # need to strip off double quotes 5594a377552SMasahiro Yamada LDSCRIPT := $(srctree)/$(CONFIG_SYS_LDSCRIPT:"%"=%) 560d51dfff7SIlya Yanok endif 561d51dfff7SIlya Yanokendif 562d51dfff7SIlya Yanok 563ee60197eSSimon Glass# If there is no specified link script, we look in a number of places for it 564d51dfff7SIlya Yanokifndef LDSCRIPT 565d51dfff7SIlya Yanok ifeq ($(wildcard $(LDSCRIPT)),) 5664379ac61SMasahiro Yamada LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot.lds 567d51dfff7SIlya Yanok endif 568d51dfff7SIlya Yanok ifeq ($(wildcard $(LDSCRIPT)),) 5694379ac61SMasahiro Yamada LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot.lds 570d51dfff7SIlya Yanok endif 571d51dfff7SIlya Yanok ifeq ($(wildcard $(LDSCRIPT)),) 5724379ac61SMasahiro Yamada LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot.lds 573ee60197eSSimon Glass endif 574d51dfff7SIlya Yanokendif 575d51dfff7SIlya Yanok 576433b2f1eSMasahiro Yamadaelse 57751148790SMasahiro Yamada# Dummy target needed, because used as prerequisite 57851148790SMasahiro Yamadainclude/config/auto.conf: ; 579433b2f1eSMasahiro Yamadaendif # $(dot-config) 580433b2f1eSMasahiro Yamada 581de5e5ceaSChris Zankel# 582de5e5ceaSChris Zankel# Xtensa linker script cannot be preprocessed with -ansi because of 583de5e5ceaSChris Zankel# preprocessor operations on strings that don't make C identifiers. 584de5e5ceaSChris Zankel# 585de5e5ceaSChris Zankelifeq ($(CONFIG_XTENSA),) 586de5e5ceaSChris ZankelLDPPFLAGS += -ansi 587de5e5ceaSChris Zankelendif 588de5e5ceaSChris Zankel 5894a8ed8e2SMasahiro Yamadaifdef CONFIG_CC_OPTIMIZE_FOR_SIZE 5904a8ed8e2SMasahiro YamadaKBUILD_CFLAGS += -Os 5914a8ed8e2SMasahiro Yamadaelse 5924a8ed8e2SMasahiro YamadaKBUILD_CFLAGS += -O2 5934a8ed8e2SMasahiro Yamadaendif 594433b2f1eSMasahiro Yamada 595433b2f1eSMasahiro YamadaKBUILD_CFLAGS += $(call cc-option,-fno-stack-protector) 596687a7518SPrabhakar KushwahaKBUILD_CFLAGS += $(call cc-option,-fno-delete-null-pointer-checks) 597433b2f1eSMasahiro Yamada 598433b2f1eSMasahiro YamadaKBUILD_CFLAGS += -g 599433b2f1eSMasahiro Yamada# $(KBUILD_AFLAGS) sets -g, which causes gcc to pass a suitable -g<format> 600433b2f1eSMasahiro Yamada# option to the assembler. 601433b2f1eSMasahiro YamadaKBUILD_AFLAGS += -g 602433b2f1eSMasahiro Yamada 603433b2f1eSMasahiro Yamada# Report stack usage if supported 604948071baSAlexey Brodkin# ARC tools based on GCC 7.1 has an issue with stack usage 605948071baSAlexey Brodkin# with naked functions, see commit message for more details 606948071baSAlexey Brodkinifndef CONFIG_ARC 6075b1f1f4aSMasahiro Yamadaifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-stack-usage.sh $(CC)),y) 6085b1f1f4aSMasahiro Yamada KBUILD_CFLAGS += -fstack-usage 6095b1f1f4aSMasahiro Yamadaendif 610948071baSAlexey Brodkinendif 611433b2f1eSMasahiro Yamada 612433b2f1eSMasahiro YamadaKBUILD_CFLAGS += $(call cc-option,-Wno-format-nonliteral) 613433b2f1eSMasahiro Yamada 614433b2f1eSMasahiro Yamada# turn jbsr into jsr for m68k 615433b2f1eSMasahiro Yamadaifeq ($(ARCH),m68k) 616433b2f1eSMasahiro Yamadaifeq ($(findstring 3.4,$(shell $(CC) --version)),3.4) 617433b2f1eSMasahiro YamadaKBUILD_AFLAGS += -Wa,-gstabs,-S 618433b2f1eSMasahiro Yamadaendif 619433b2f1eSMasahiro Yamadaendif 620433b2f1eSMasahiro Yamada 62165bb6d8dSMasahiro Yamada# Prohibit date/time macros, which would make the build non-deterministic 62265bb6d8dSMasahiro YamadaKBUILD_CFLAGS += $(call cc-option,-Werror=date-time) 62365bb6d8dSMasahiro Yamada 6244d713be1SMasahiro Yamadainclude scripts/Makefile.extrawarn 6256419e144SMasahiro Yamada 6260e6256d0SMasahiro Yamada# Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments 6270e6256d0SMasahiro YamadaKBUILD_CPPFLAGS += $(KCPPFLAGS) 6280e6256d0SMasahiro YamadaKBUILD_AFLAGS += $(KAFLAGS) 6290e6256d0SMasahiro YamadaKBUILD_CFLAGS += $(KCFLAGS) 6300e6256d0SMasahiro Yamada 631433b2f1eSMasahiro Yamada# Use UBOOTINCLUDE when you must reference the include/ directory. 632433b2f1eSMasahiro Yamada# Needed to be compatible with the O= option 633f5c66bdbSMasahiro YamadaUBOOTINCLUDE := \ 634f5c66bdbSMasahiro Yamada -Iinclude \ 635f5c66bdbSMasahiro Yamada $(if $(KBUILD_SRC), -I$(srctree)/include) \ 6363a649407STom Rini $(if $(CONFIG_$(SPL_)SYS_THUMB_BUILD), \ 6373a649407STom Rini $(if $(CONFIG_HAS_THUMB2),, \ 63862e92077SAlbert ARIBAUD -I$(srctree)/arch/$(ARCH)/thumb1/include),) \ 63951148790SMasahiro Yamada -I$(srctree)/arch/$(ARCH)/include \ 64051148790SMasahiro Yamada -include $(srctree)/include/linux/kconfig.h 641433b2f1eSMasahiro Yamada 642433b2f1eSMasahiro YamadaNOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include) 643433b2f1eSMasahiro YamadaCHECKFLAGS += $(NOSTDINC_FLAGS) 644433b2f1eSMasahiro Yamada 645433b2f1eSMasahiro Yamada# FIX ME 646026f9cf2SMasahiro Yamadacpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \ 647026f9cf2SMasahiro Yamada $(NOSTDINC_FLAGS) 648433b2f1eSMasahiro Yamadac_flags := $(KBUILD_CFLAGS) $(cpp_flags) 649433b2f1eSMasahiro Yamada 6507ebf7443Swdenk######################################################################### 6517ebf7443Swdenk# U-Boot objects....order is important (i.e. start must be first) 6527ebf7443Swdenk 6539e414032SMasahiro YamadaHAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n) 654f9328639SMarian Balakowicz 655656de6b8SMasahiro Yamadalibs-y += lib/ 656656de6b8SMasahiro Yamadalibs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/ 657656de6b8SMasahiro Yamadalibs-$(CONFIG_OF_EMBED) += dts/ 658656de6b8SMasahiro Yamadalibs-y += fs/ 659656de6b8SMasahiro Yamadalibs-y += net/ 660656de6b8SMasahiro Yamadalibs-y += disk/ 661656de6b8SMasahiro Yamadalibs-y += drivers/ 662656de6b8SMasahiro Yamadalibs-y += drivers/dma/ 663656de6b8SMasahiro Yamadalibs-y += drivers/gpio/ 664656de6b8SMasahiro Yamadalibs-y += drivers/i2c/ 665656de6b8SMasahiro Yamadalibs-y += drivers/mtd/ 666656de6b8SMasahiro Yamadalibs-$(CONFIG_CMD_NAND) += drivers/mtd/nand/ 667656de6b8SMasahiro Yamadalibs-y += drivers/mtd/onenand/ 668656de6b8SMasahiro Yamadalibs-$(CONFIG_CMD_UBI) += drivers/mtd/ubi/ 669656de6b8SMasahiro Yamadalibs-y += drivers/mtd/spi/ 670656de6b8SMasahiro Yamadalibs-y += drivers/net/ 671656de6b8SMasahiro Yamadalibs-y += drivers/net/phy/ 672656de6b8SMasahiro Yamadalibs-y += drivers/pci/ 673656de6b8SMasahiro Yamadalibs-y += drivers/power/ \ 67461f5ddcbSStephen Warren drivers/power/domain/ \ 675e2906a59SMasahiro Yamada drivers/power/fuel_gauge/ \ 676e2906a59SMasahiro Yamada drivers/power/mfd/ \ 677e2906a59SMasahiro Yamada drivers/power/pmic/ \ 678af41e8dbSPrzemyslaw Marczak drivers/power/battery/ \ 679af41e8dbSPrzemyslaw Marczak drivers/power/regulator/ 680656de6b8SMasahiro Yamadalibs-y += drivers/spi/ 681656de6b8SMasahiro Yamadalibs-$(CONFIG_FMAN_ENET) += drivers/net/fm/ 682656de6b8SMasahiro Yamadalibs-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/ 683b9e745bbSShengzhou Liulibs-$(CONFIG_SYS_FSL_MMDC) += drivers/ddr/fsl/ 6849bbd2132SDinh Nguyenlibs-$(CONFIG_ALTERA_SDRAM) += drivers/ddr/altera/ 685656de6b8SMasahiro Yamadalibs-y += drivers/serial/ 6865b9ce0e2SKishon Vijay Abraham Ilibs-y += drivers/usb/dwc3/ 68793eb8f39SSriram Dashlibs-y += drivers/usb/common/ 688019808f9SSimon Glasslibs-y += drivers/usb/emul/ 689656de6b8SMasahiro Yamadalibs-y += drivers/usb/eth/ 690656de6b8SMasahiro Yamadalibs-y += drivers/usb/gadget/ 6915b9ce0e2SKishon Vijay Abraham Ilibs-y += drivers/usb/gadget/udc/ 692656de6b8SMasahiro Yamadalibs-y += drivers/usb/host/ 693656de6b8SMasahiro Yamadalibs-y += drivers/usb/musb/ 694656de6b8SMasahiro Yamadalibs-y += drivers/usb/musb-new/ 695656de6b8SMasahiro Yamadalibs-y += drivers/usb/phy/ 696656de6b8SMasahiro Yamadalibs-y += drivers/usb/ulpi/ 69772a8cf8dSSimon Glasslibs-y += cmd/ 698656de6b8SMasahiro Yamadalibs-y += common/ 6990649cd0dSSimon Glasslibs-y += env/ 700656de6b8SMasahiro Yamadalibs-$(CONFIG_API) += api/ 701656de6b8SMasahiro Yamadalibs-$(CONFIG_HAS_POST) += post/ 702656de6b8SMasahiro Yamadalibs-y += test/ 7032e7d35d2SSimon Glasslibs-y += test/dm/ 704421f86f3SJoe Hershbergerlibs-$(CONFIG_UT_ENV) += test/env/ 705f2a9942fSMaxime Ripardlibs-$(CONFIG_UT_OVERLAY) += test/overlay/ 706f9328639SMarian Balakowicz 70733a02da0SMasahiro Yamadalibs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/) 70808e39a84SMasahiro Yamada 709656de6b8SMasahiro Yamadalibs-y := $(sort $(libs-y)) 710656de6b8SMasahiro Yamada 711656de6b8SMasahiro Yamadau-boot-dirs := $(patsubst %/,%,$(filter %/, $(libs-y))) tools examples 712656de6b8SMasahiro Yamada 713656de6b8SMasahiro Yamadau-boot-alldirs := $(sort $(u-boot-dirs) $(patsubst %/,%,$(filter %/, $(libs-)))) 714656de6b8SMasahiro Yamada 715656de6b8SMasahiro Yamadalibs-y := $(patsubst %/, %/built-in.o, $(libs-y)) 716656de6b8SMasahiro Yamada 717656de6b8SMasahiro Yamadau-boot-init := $(head-y) 718656de6b8SMasahiro Yamadau-boot-main := $(libs-y) 719656de6b8SMasahiro Yamada 720a8c7c708Swdenk 7214f7cb08eSwdenk# Add GCC lib 722cd2e46cbSMasahiro Yamadaifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y) 723a86cf89cSMasahiro YamadaPLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a 72452b1bf2cSWolfgang Denkelse 7256825a95bSMasahiro YamadaPLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(c_flags) -print-libgcc-file-name`) -lgcc 72652b1bf2cSWolfgang Denkendif 72752b1bf2cSWolfgang DenkPLATFORM_LIBS += $(PLATFORM_LIBGCC) 728*52ff8020SChristian Gmeiner 729*52ff8020SChristian Gmeinerifdef CONFIG_CC_COVERAGE 730*52ff8020SChristian GmeinerKBUILD_CFLAGS += --coverage 731*52ff8020SChristian GmeinerPLATFORM_LIBGCC += -lgcov 732*52ff8020SChristian Gmeinerendif 733*52ff8020SChristian Gmeiner 73452b1bf2cSWolfgang Denkexport PLATFORM_LIBS 735e75e73ddSAlexey Brodkinexport PLATFORM_LIBGCC 7363d3befa7Swdenk 7376ac9f479SMike Frysinger# Special flags for CPP when processing the linker script. 7386ac9f479SMike Frysinger# Pass the version down so we can handle backwards compatibility 7396ac9f479SMike Frysinger# on the fly. 7406ac9f479SMike FrysingerLDPPFLAGS += \ 7414379ac61SMasahiro Yamada -include $(srctree)/include/u-boot/u-boot.lds.h \ 7427e6403a6SSimon Glass -DCPUDIR=$(CPUDIR) \ 7436ac9f479SMike Frysinger $(shell $(LD) --version | \ 7446ac9f479SMike Frysinger sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 7456ac9f479SMike Frysinger 7467ebf7443Swdenk######################################################################### 747bdccc4feSwdenk######################################################################### 7487ebf7443Swdenk 749f3a14d37SMike Frysingerifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 750f3a14d37SMike FrysingerBOARD_SIZE_CHECK = \ 751f3a14d37SMike Frysinger @actual=`wc -c $@ | awk '{print $$1}'`; \ 752d060e6f4SJoe Hershberger limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \ 753f3a14d37SMike Frysinger if test $$actual -gt $$limit; then \ 754d060e6f4SJoe Hershberger echo "$@ exceeds file size limit:" >&2 ; \ 755d060e6f4SJoe Hershberger echo " limit: $$limit bytes" >&2 ; \ 756d060e6f4SJoe Hershberger echo " actual: $$actual bytes" >&2 ; \ 757d060e6f4SJoe Hershberger echo " excess: $$((actual - limit)) bytes" >&2; \ 758f3a14d37SMike Frysinger exit 1; \ 759f3a14d37SMike Frysinger fi 760f3a14d37SMike Frysingerelse 761f3a14d37SMike FrysingerBOARD_SIZE_CHECK = 762f3a14d37SMike Frysingerendif 763f3a14d37SMike Frysinger 7648137af19SScott Wood# Statically apply RELA-style relocations (currently arm64 only) 765d57259b9SÁlvaro Fernández Rojas# This is useful for arm64 where static relocation needs to be performed on 766d57259b9SÁlvaro Fernández Rojas# the raw binary, but certain simulators only accept an ELF file (but don't 767d57259b9SÁlvaro Fernández Rojas# do the relocation). 7688137af19SScott Woodifneq ($(CONFIG_STATIC_RELA),) 7698137af19SScott Wood# $(1) is u-boot ELF, $(2) is u-boot bin, $(3) is text base 7708137af19SScott WoodDO_STATIC_RELA = \ 7718137af19SScott Wood start=$$($(NM) $(1) | grep __rel_dyn_start | cut -f 1 -d ' '); \ 7728137af19SScott Wood end=$$($(NM) $(1) | grep __rel_dyn_end | cut -f 1 -d ' '); \ 7739e414032SMasahiro Yamada tools/relocate-rela $(2) $(3) $$start $$end 7748137af19SScott Woodelse 7758137af19SScott WoodDO_STATIC_RELA = 7768137af19SScott Woodendif 7778137af19SScott Wood 7783e88337bSMike Frysinger# Always append ALL so that arch config.mk's can add custom ones 779e19b0fb4SMasahiro YamadaALL-y += u-boot.srec u-boot.bin u-boot.sym System.map binary_size_check 780e935a374SHaiying Wang 7819e414032SMasahiro YamadaALL-$(CONFIG_ONENAND_U_BOOT) += u-boot-onenand.bin 78289ad7be8SPrabhakar Kushwahaifeq ($(CONFIG_SPL_FSL_PBL),y) 78389ad7be8SPrabhakar KushwahaALL-$(CONFIG_RAMBOOT_PBL) += u-boot-with-spl-pbl.bin 78489ad7be8SPrabhakar Kushwahaelse 785467a40dfSAneesh Bansalifneq ($(CONFIG_SECURE_BOOT), y) 786467a40dfSAneesh Bansal# For Secure Boot The Image needs to be signed and Header must also 787467a40dfSAneesh Bansal# be included. So The image has to be built explicitly 7889e414032SMasahiro YamadaALL-$(CONFIG_RAMBOOT_PBL) += u-boot.pbl 78989ad7be8SPrabhakar Kushwahaendif 790467a40dfSAneesh Bansalendif 7919e414032SMasahiro YamadaALL-$(CONFIG_SPL) += spl/u-boot-spl.bin 792d21bd69bSSven Ebenfeldifeq ($(CONFIG_MX6)$(CONFIG_SECURE_BOOT), yy) 793d21bd69bSSven EbenfeldALL-$(CONFIG_SPL_FRAMEWORK) += u-boot-ivt.img 794d21bd69bSSven Ebenfeldelse 7959e414032SMasahiro YamadaALL-$(CONFIG_SPL_FRAMEWORK) += u-boot.img 796d21bd69bSSven Ebenfeldendif 7979e414032SMasahiro YamadaALL-$(CONFIG_TPL) += tpl/u-boot-tpl.bin 798ad1ecd20SSimon GlassALL-$(CONFIG_OF_SEPARATE) += u-boot.dtb 7992405d09cSMasahiro Yamadaifeq ($(CONFIG_SPL_FRAMEWORK),y) 8002405d09cSMasahiro YamadaALL-$(CONFIG_OF_SEPARATE) += u-boot-dtb.img 8012405d09cSMasahiro Yamadaendif 802714a5621SSimon GlassALL-$(CONFIG_OF_HOSTFILE) += u-boot.dtb 803b343bbb5SVadim Bendeburyifneq ($(CONFIG_SPL_TARGET),) 8049e414032SMasahiro YamadaALL-$(CONFIG_SPL) += $(CONFIG_SPL_TARGET:"%"=%) 805b343bbb5SVadim Bendeburyendif 8069e414032SMasahiro YamadaALL-$(CONFIG_REMAKE_ELF) += u-boot.elf 80708aeb8b5SSimon GlassALL-$(CONFIG_EFI_APP) += u-boot-app.efi 808476476e7SSimon GlassALL-$(CONFIG_EFI_STUB) += u-boot-payload.efi 8097ebf7443Swdenk 810871aa41dSHeinrich Schuchardtifneq ($(BUILD_ROM)$(CONFIG_BUILD_ROM),) 811eea0f112SSimon GlassALL-$(CONFIG_X86_RESET_VECTOR) += u-boot.rom 812eea0f112SSimon Glassendif 813fce7b276SSimon Glass 814155b1169STuomas Tynkkynen# Build a combined spl + u-boot image for sunxi 815155b1169STuomas Tynkkynenifeq ($(CONFIG_ARCH_SUNXI)$(CONFIG_SPL),yy) 816155b1169STuomas TynkkynenALL-y += u-boot-sunxi-with-spl.bin 817155b1169STuomas Tynkkynenendif 818155b1169STuomas Tynkkynen 81912b7b70cSAllen Martin# enable combined SPL/u-boot/dtb rules for tegra 820580cc033SSimon Glassifeq ($(CONFIG_TEGRA)$(CONFIG_SPL),yy) 821a9d78260SSimon GlassALL-y += u-boot-tegra.bin u-boot-nodtb-tegra.bin 822580cc033SSimon GlassALL-$(CONFIG_OF_SEPARATE) += u-boot-dtb-tegra.bin 8237dcd3a21SVidya Sagarendif 82412b7b70cSAllen Martin 825b2b8a696SStefan Roese# Add optional build target if defined in board/cpu/soc headers 826b2b8a696SStefan Roeseifneq ($(CONFIG_BUILD_TARGET),) 827b2b8a696SStefan RoeseALL-y += $(CONFIG_BUILD_TARGET:"%"=%) 828b2b8a696SStefan Roeseendif 829b2b8a696SStefan Roese 8305fed97afSStephen Warrenifneq ($(CONFIG_SYS_INIT_SP_BSS_OFFSET),) 8315fed97afSStephen WarrenALL-y += init_sp_bss_offset_check 8325fed97afSStephen Warrenendif 8335fed97afSStephen Warren 834ad0fed46SMasahiro YamadaLDFLAGS_u-boot += $(LDFLAGS_FINAL) 835e391b1e6SJoel Stanley 836e391b1e6SJoel Stanley# Avoid 'Not enough room for program headers' error on binutils 2.28 onwards. 837e391b1e6SJoel StanleyLDFLAGS_u-boot += $(call ld-option, --no-dynamic-linker) 838e391b1e6SJoel Stanley 8391022807cSAlexey Brodkinifeq ($(CONFIG_ARC)$(CONFIG_NIOS2)$(CONFIG_X86)$(CONFIG_XTENSA),) 840433b2f1eSMasahiro YamadaLDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE) 841433b2f1eSMasahiro Yamadaendif 84271f84ef0SMasahiro Yamada 843e020c88aSSimon Glass# Normally we fill empty space with 0xff 844f9c235fdSMasahiro Yamadaquiet_cmd_objcopy = OBJCOPY $@ 845e020c88aSSimon Glasscmd_objcopy = $(OBJCOPY) --gap-fill=0xff $(OBJCOPYFLAGS) \ 846e020c88aSSimon Glass $(OBJCOPYFLAGS_$(@F)) $< $@ 847e020c88aSSimon Glass 848e020c88aSSimon Glass# Provide a version which does not do this, for use by EFI 849e020c88aSSimon Glassquiet_cmd_zobjcopy = OBJCOPY $@ 850e020c88aSSimon Glasscmd_zobjcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@ 851f9c235fdSMasahiro Yamada 852476476e7SSimon Glassquiet_cmd_efipayload = OBJCOPY $@ 853476476e7SSimon Glasscmd_efipayload = $(OBJCOPY) -I binary -O $(EFIPAYLOAD_BFDTARGET) -B $(EFIPAYLOAD_BFDARCH) $< $@ 854476476e7SSimon Glass 8551f6a6648SSven EbenfeldMKIMAGEOUTPUT ?= /dev/null 8561f6a6648SSven Ebenfeld 857b97241b3SMarek Vasutquiet_cmd_mkimage = MKIMAGE $@ 8589bf215b0SMasahiro Yamadacmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \ 8591f6a6648SSven Ebenfeld $(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT)) 8609bf215b0SMasahiro Yamada 8611a12fdc4SAndre Przywaraquiet_cmd_mkfitimage = MKIMAGE $@ 8621a12fdc4SAndre Przywaracmd_mkfitimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -f $(U_BOOT_ITS) -E $@ \ 8631a12fdc4SAndre Przywara $(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT)) 8641a12fdc4SAndre Przywara 865ee0acfa2SMasahiro Yamadaquiet_cmd_cat = CAT $@ 866ee0acfa2SMasahiro Yamadacmd_cat = cat $(filter-out $(PHONY), $^) > $@ 867ee0acfa2SMasahiro Yamada 868982a1199SMasahiro Yamadaappend = cat $(filter-out $< $(PHONY), $^) >> $@ 869982a1199SMasahiro Yamada 870982a1199SMasahiro Yamadaquiet_cmd_pad_cat = CAT $@ 871982a1199SMasahiro Yamadacmd_pad_cat = $(cmd_objcopy) && $(append) || rm -f $@ 872982a1199SMasahiro Yamada 8731bd87630SSimon Glasscfg: u-boot.cfg 8741bd87630SSimon Glass 8751bdd942bSMasahiro Yamadaquiet_cmd_cfgcheck = CFGCHK $2 8761bdd942bSMasahiro Yamadacmd_cfgcheck = $(srctree)/scripts/check-config.sh $2 \ 8771bdd942bSMasahiro Yamada $(srctree)/scripts/config_whitelist.txt $(srctree) 8781bdd942bSMasahiro Yamada 8790d982c58SPhilipp Tomsichall: $(ALL-y) cfg 8807fcdac0eSSimon Glassifeq ($(CONFIG_DM_I2C_COMPAT)$(CONFIG_SANDBOX),y) 88173845350SSimon Glass @echo "===================== WARNING ======================" 88273845350SSimon Glass @echo "This board uses CONFIG_DM_I2C_COMPAT. Please remove" 88373845350SSimon Glass @echo "(possibly in a subsequent patch in your series)" 88473845350SSimon Glass @echo "before sending patches to the mailing list." 88573845350SSimon Glass @echo "====================================================" 88673845350SSimon Glassendif 8874bf06d11SMasahiro Yamada @# Check that this build does not use CONFIG options that we do not 8884bf06d11SMasahiro Yamada @# know about unless they are in Kconfig. All the existing CONFIG 8894bf06d11SMasahiro Yamada @# options are whitelisted, so new ones should not be added. 8901bdd942bSMasahiro Yamada $(call cmd,cfgcheck,u-boot.cfg) 8917ebf7443Swdenk 8926ab6b2afSMasahiro YamadaPHONY += dtbs 8934141e85bSMasahiro Yamadadtbs: dts/dt.dtb 8944141e85bSMasahiro Yamada @: 89536dd5f1bSTom Rinidts/dt.dtb: u-boot 8966ab6b2afSMasahiro Yamada $(Q)$(MAKE) $(build)=dts dtbs 8972c0f79e4SSimon Glass 898ad1ecd20SSimon Glassquiet_cmd_copy = COPY $@ 899ad1ecd20SSimon Glass cmd_copy = cp $< $@ 900ad1ecd20SSimon Glass 90111955590SJean-Jacques Hiblotifeq ($(CONFIG_MULTI_DTB_FIT),y) 9026f59fb07SCooper Jr., Franklin 9036f59fb07SCooper Jr., Franklinfit-dtb.blob: dts/dt.dtb FORCE 9046f59fb07SCooper Jr., Franklin $(call if_changed,mkimage) 9056f59fb07SCooper Jr., Franklin 9066f59fb07SCooper Jr., FranklinMKIMAGEFLAGS_fit-dtb.blob = -f auto -A $(ARCH) -T firmware -C none -O u-boot \ 9076f59fb07SCooper Jr., Franklin -a 0 -e 0 -E \ 9086f59fb07SCooper Jr., Franklin $(patsubst %,-b arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) -d /dev/null 9096f59fb07SCooper Jr., Franklin 9106f59fb07SCooper Jr., Franklinu-boot-fit-dtb.bin: u-boot-nodtb.bin fit-dtb.blob 9116f59fb07SCooper Jr., Franklin $(call if_changed,cat) 9126f59fb07SCooper Jr., Franklin 9136f59fb07SCooper Jr., Franklinu-boot.bin: u-boot-fit-dtb.bin FORCE 9146f59fb07SCooper Jr., Franklin $(call if_changed,copy) 9156f59fb07SCooper Jr., Franklinelse ifeq ($(CONFIG_OF_SEPARATE),y) 916ad1ecd20SSimon Glassu-boot-dtb.bin: u-boot-nodtb.bin dts/dt.dtb FORCE 917ee0acfa2SMasahiro Yamada $(call if_changed,cat) 9182c0f79e4SSimon Glass 919ad1ecd20SSimon Glassu-boot.bin: u-boot-dtb.bin FORCE 920ad1ecd20SSimon Glass $(call if_changed,copy) 921ad1ecd20SSimon Glasselse 922ad1ecd20SSimon Glassu-boot.bin: u-boot-nodtb.bin FORCE 923ad1ecd20SSimon Glass $(call if_changed,copy) 924ad1ecd20SSimon Glassendif 925ad1ecd20SSimon Glass 926e64348f5SStefano Babic%.imx: %.bin 927552a848eSStefano Babic $(Q)$(MAKE) $(build)=arch/arm/mach-imx $@ 928e64348f5SStefano Babic 929ed0c2c0aSAlbert ARIBAUD \(3ADEV\)%.vyb: %.imx 930ed0c2c0aSAlbert ARIBAUD \(3ADEV\) $(Q)$(MAKE) $(build)=arch/arm/cpu/armv7/vf610 $@ 931ed0c2c0aSAlbert ARIBAUD \(3ADEV\) 932ed0c2c0aSAlbert ARIBAUD \(3ADEV\)quiet_cmd_copy = COPY $@ 933ed0c2c0aSAlbert ARIBAUD \(3ADEV\) cmd_copy = cp $< $@ 934ed0c2c0aSAlbert ARIBAUD \(3ADEV\) 9350d1e8aacSMasahiro Yamadau-boot.dtb: dts/dt.dtb 9360d1e8aacSMasahiro Yamada $(call cmd,copy) 9370d1e8aacSMasahiro Yamada 938f9c235fdSMasahiro YamadaOBJCOPYFLAGS_u-boot.hex := -O ihex 9396310eb9dSwdenk 940f9c235fdSMasahiro YamadaOBJCOPYFLAGS_u-boot.srec := -O srec 9417ebf7443Swdenk 942f9c235fdSMasahiro Yamadau-boot.hex u-boot.srec: u-boot FORCE 943f9c235fdSMasahiro Yamada $(call if_changed,objcopy) 944f9c235fdSMasahiro Yamada 945341ca905SMasaru NagaiOBJCOPYFLAGS_u-boot-elf.srec := $(OBJCOPYFLAGS_u-boot.srec) 946341ca905SMasaru Nagai 947341ca905SMasaru Nagaiu-boot-elf.srec: u-boot.elf FORCE 948341ca905SMasaru Nagai $(call if_changed,objcopy) 949341ca905SMasaru Nagai 9503ee58ea4SMarek VasutOBJCOPYFLAGS_u-boot-spl.srec = $(OBJCOPYFLAGS_u-boot.srec) 9513ee58ea4SMarek Vasut 9523ee58ea4SMarek Vasutspl/u-boot-spl.srec: spl/u-boot-spl FORCE 9533ee58ea4SMarek Vasut $(call if_changed,objcopy) 9543ee58ea4SMarek Vasut 955ad1ecd20SSimon GlassOBJCOPYFLAGS_u-boot-nodtb.bin := -O binary \ 956972188b3SSimon Glass $(if $(CONFIG_X86_16BIT_INIT),-R .start16 -R .resetvec) 957f9c235fdSMasahiro Yamada 958ad1ecd20SSimon Glassbinary_size_check: u-boot-nodtb.bin FORCE 959ad1ecd20SSimon Glass @file_size=$(shell wc -c u-boot-nodtb.bin | awk '{print $$1}') ; \ 9603ce7a4feSChris Packham map_size=$(shell cat u-boot.map | \ 9610b308f14SSimon Glass awk '/_image_copy_start/ {start = $$1} /_image_binary_end/ {end = $$1} END {if (start != "" && end != "") print "ibase=16; " toupper(end) " - " toupper(start)}' \ 9623ce7a4feSChris Packham | sed 's/0X//g' \ 9630b308f14SSimon Glass | bc); \ 96489742924SSimon Glass if [ "" != "$$map_size" ]; then \ 96589742924SSimon Glass if test $$map_size -ne $$file_size; then \ 9663ce7a4feSChris Packham echo "u-boot.map shows a binary size of $$map_size" >&2 ; \ 967ad1ecd20SSimon Glass echo " but u-boot-nodtb.bin shows $$file_size" >&2 ; \ 96889742924SSimon Glass exit 1; \ 96989742924SSimon Glass fi \ 97089742924SSimon Glass fi 97189742924SSimon Glass 9725fed97afSStephen Warrenifneq ($(CONFIG_SYS_INIT_SP_BSS_OFFSET),) 9735fed97afSStephen Warrenifneq ($(CONFIG_SYS_MALLOC_F_LEN),) 9745fed97afSStephen Warrensubtract_sys_malloc_f_len = space=$$(($${space} - $(CONFIG_SYS_MALLOC_F_LEN))) 9755fed97afSStephen Warrenelse 9765fed97afSStephen Warrensubtract_sys_malloc_f_len = true 9775fed97afSStephen Warrenendif 9785fed97afSStephen Warren# The 1/4 margin below is somewhat arbitrary. The likely initial SP usage is 9795fed97afSStephen Warren# so low that the DTB could probably use 90%+ of the available space, for 9805fed97afSStephen Warren# current values of CONFIG_SYS_INIT_SP_BSS_OFFSET at least. However, let's be 9815fed97afSStephen Warren# safe for now and tweak this later if space becomes tight. 9825fed97afSStephen Warren# A rejected alternative would be to check that some absolute minimum stack 9835fed97afSStephen Warren# space was available. However, since CONFIG_SYS_INIT_SP_BSS_OFFSET is 9845fed97afSStephen Warren# deliberately build-specific, to take account of build-to-build stack usage 9855fed97afSStephen Warren# differences due to different feature sets, there is no common absolute value 9865fed97afSStephen Warren# to check against. 9875fed97afSStephen Warreninit_sp_bss_offset_check: u-boot.dtb FORCE 9885fed97afSStephen Warren @dtb_size=$(shell wc -c u-boot.dtb | awk '{print $$1}') ; \ 9895fed97afSStephen Warren space=$(CONFIG_SYS_INIT_SP_BSS_OFFSET) ; \ 9905fed97afSStephen Warren $(subtract_sys_malloc_f_len) ; \ 9915fed97afSStephen Warren quarter_space=$$(($${space} / 4)) ; \ 9925fed97afSStephen Warren if [ $${dtb_size} -gt $${quarter_space} ]; then \ 9935fed97afSStephen Warren echo "u-boot.dtb is larger than 1 quarter of " >&2 ; \ 9945fed97afSStephen Warren echo "(CONFIG_SYS_INIT_SP_BSS_OFFSET - CONFIG_SYS_MALLOC_F_LEN)" >&2 ; \ 9955fed97afSStephen Warren exit 1 ; \ 9965fed97afSStephen Warren fi 9975fed97afSStephen Warrenendif 9985fed97afSStephen Warren 999ad1ecd20SSimon Glassu-boot-nodtb.bin: u-boot FORCE 1000f9c235fdSMasahiro Yamada $(call if_changed,objcopy) 10018137af19SScott Wood $(call DO_STATIC_RELA,$<,$@,$(CONFIG_SYS_TEXT_BASE)) 1002f3a14d37SMike Frysinger $(BOARD_SIZE_CHECK) 10037ebf7443Swdenk 10049e414032SMasahiro Yamadau-boot.ldr: u-boot 100576d82187SMike Frysinger $(CREATE_LDR_ENV) 1006240182d5SSonic Zhang $(LDR) -T $(CONFIG_CPU) -c $@ $< $(LDR_FLAGS) 1007f3a14d37SMike Frysinger $(BOARD_SIZE_CHECK) 100894a91e24SMike Frysinger 100917a944b6SSimon Glass# binman 101017a944b6SSimon Glass# --------------------------------------------------------------------------- 101117a944b6SSimon Glassquiet_cmd_binman = BINMAN $@ 101217a944b6SSimon Glasscmd_binman = $(srctree)/tools/binman/binman -d u-boot.dtb -O . \ 101317a944b6SSimon Glass -I . -I $(srctree)/board/$(BOARDDIR) $< 101417a944b6SSimon Glass 1015f9c235fdSMasahiro YamadaOBJCOPYFLAGS_u-boot.ldr.hex := -I binary -O ihex 101694a91e24SMike Frysinger 1017f9c235fdSMasahiro YamadaOBJCOPYFLAGS_u-boot.ldr.srec := -I binary -O srec 1018f9c235fdSMasahiro Yamada 1019f9c235fdSMasahiro Yamadau-boot.ldr.hex u-boot.ldr.srec: u-boot.ldr FORCE 1020f9c235fdSMasahiro Yamada $(call if_changed,objcopy) 102194a91e24SMike Frysinger 1022b40bda6bSStefan Roese# 1023b40bda6bSStefan Roese# U-Boot entry point, needed for booting of full-blown U-Boot 1024b40bda6bSStefan Roese# from the SPL U-Boot version. 1025b40bda6bSStefan Roese# 1026b40bda6bSStefan Roeseifndef CONFIG_SYS_UBOOT_START 1027b40bda6bSStefan RoeseCONFIG_SYS_UBOOT_START := 0 1028b40bda6bSStefan Roeseendif 1029b40bda6bSStefan Roese 1030741e58e0SSimon Glass# Create a file containing the configuration options the image was built with 1031741e58e0SSimon Glassquiet_cmd_cpp_cfg = CFG $@ 1032741e58e0SSimon Glasscmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \ 10333113471fSMasahiro Yamada -DDO_DEPS_ONLY -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $< 1034741e58e0SSimon Glass 10351a12fdc4SAndre Przywara# Boards with more complex image requirments can provide an .its source file 10361a12fdc4SAndre Przywara# or a generator script 10371a12fdc4SAndre Przywaraifneq ($(CONFIG_SPL_FIT_SOURCE),"") 10381a12fdc4SAndre PrzywaraU_BOOT_ITS = $(subst ",,$(CONFIG_SPL_FIT_SOURCE)) 10391a12fdc4SAndre Przywaraelse 10401a12fdc4SAndre Przywaraifneq ($(CONFIG_SPL_FIT_GENERATOR),"") 10411a12fdc4SAndre PrzywaraU_BOOT_ITS := u-boot.its 10421a12fdc4SAndre Przywara$(U_BOOT_ITS): FORCE 10431a12fdc4SAndre Przywara $(srctree)/$(CONFIG_SPL_FIT_GENERATOR) \ 10441a12fdc4SAndre Przywara $(patsubst %,arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) > $@ 10451a12fdc4SAndre Przywaraendif 10461a12fdc4SAndre Przywaraendif 10471a12fdc4SAndre Przywara 1048cdf17246SSimon Glassifdef CONFIG_SPL_LOAD_FIT 1049cdf17246SSimon GlassMKIMAGEFLAGS_u-boot.img = -f auto -A $(ARCH) -T firmware -C none -O u-boot \ 1050cdf17246SSimon Glass -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \ 1051cdf17246SSimon Glass -n "U-Boot $(UBOOTRELEASE) for $(BOARD) board" -E \ 10527a439cadSAndreas Bießmann $(patsubst %,-b arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) 1053cdf17246SSimon Glasselse 10549bf215b0SMasahiro YamadaMKIMAGEFLAGS_u-boot.img = -A $(ARCH) -T firmware -C none -O u-boot \ 10559bf215b0SMasahiro Yamada -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \ 10569bf215b0SMasahiro Yamada -n "U-Boot $(UBOOTRELEASE) for $(BOARD) board" 1057d21bd69bSSven EbenfeldMKIMAGEFLAGS_u-boot-ivt.img = -A $(ARCH) -T firmware_ivt -C none -O u-boot \ 1058d21bd69bSSven Ebenfeld -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \ 1059d21bd69bSSven Ebenfeld -n "U-Boot $(UBOOTRELEASE) for $(BOARD) board" 10601f6a6648SSven Ebenfeldu-boot-ivt.img: MKIMAGEOUTPUT = u-boot-ivt.img.log 10611f6a6648SSven EbenfeldCLEAN_FILES += u-boot-ivt.img.log u-boot-dtb.imx.log SPL.log u-boot.imx.log 1062cdf17246SSimon Glassendif 10639bf215b0SMasahiro Yamada 1064dae6e7bfSSimon GlassMKIMAGEFLAGS_u-boot-dtb.img = $(MKIMAGEFLAGS_u-boot.img) 1065dae6e7bfSSimon Glass 10664ab3fc5eSMasahiro YamadaMKIMAGEFLAGS_u-boot.kwb = -n $(srctree)/$(CONFIG_SYS_KWD_CONFIG:"%"=%) \ 10674ab3fc5eSMasahiro Yamada -T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) 10689bf215b0SMasahiro Yamada 1069a90ffb56SStefan RoeseMKIMAGEFLAGS_u-boot-spl.kwb = -n $(srctree)/$(CONFIG_SYS_KWD_CONFIG:"%"=%) \ 1070a1b6b0a9SMario Six -T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) \ 1071a1b6b0a9SMario Six $(if $(KEYDIR),-k $(KEYDIR)) 1072a90ffb56SStefan Roese 1073e4536f8eSMasahiro YamadaMKIMAGEFLAGS_u-boot.pbl = -n $(srctree)/$(CONFIG_SYS_FSL_PBL_RCW:"%"=%) \ 1074e4536f8eSMasahiro Yamada -R $(srctree)/$(CONFIG_SYS_FSL_PBL_PBI:"%"=%) -T pblimage 10759bf215b0SMasahiro Yamada 1076d21bd69bSSven Ebenfeldu-boot-dtb.img u-boot.img u-boot.kwb u-boot.pbl u-boot-ivt.img: \ 1077cdf17246SSimon Glass $(if $(CONFIG_SPL_LOAD_FIT),u-boot-nodtb.bin dts/dt.dtb,u-boot.bin) FORCE 10789bf215b0SMasahiro Yamada $(call if_changed,mkimage) 1079bdccc4feSwdenk 10801a12fdc4SAndre Przywarau-boot.itb: u-boot-nodtb.bin dts/dt.dtb $(U_BOOT_ITS) FORCE 10811a12fdc4SAndre Przywara $(call if_changed,mkfitimage) 1082e89f5591SMaxime Ripard $(BOARD_SIZE_CHECK) 10831a12fdc4SAndre Przywara 108473c5c399SSimon Glassu-boot-spl.kwb: u-boot.img spl/u-boot-spl.bin FORCE 1085a90ffb56SStefan Roese $(call if_changed,mkimage) 1086a90ffb56SStefan Roese 10879e414032SMasahiro Yamadau-boot.sha1: u-boot.bin 10889e414032SMasahiro Yamada tools/ubsha1 u-boot.bin 1089566a494fSHeiko Schocher 10909e414032SMasahiro Yamadau-boot.dis: u-boot 10917ebf7443Swdenk $(OBJDUMP) -d $< > $@ 10927ebf7443Swdenk 10933aa29de0SYing Zhangifdef CONFIG_TPL 10949e414032SMasahiro YamadaSPL_PAYLOAD := tpl/u-boot-with-tpl.bin 10953aa29de0SYing Zhangelse 10969e414032SMasahiro YamadaSPL_PAYLOAD := u-boot.bin 10973aa29de0SYing Zhangendif 109874752baaSScott Wood 1099982a1199SMasahiro YamadaOBJCOPYFLAGS_u-boot-with-spl.bin = -I binary -O binary \ 1100982a1199SMasahiro Yamada --pad-to=$(CONFIG_SPL_PAD_TO) 1101982a1199SMasahiro Yamadau-boot-with-spl.bin: spl/u-boot-spl.bin $(SPL_PAYLOAD) FORCE 1102982a1199SMasahiro Yamada $(call if_changed,pad_cat) 11033aa29de0SYing Zhang 1104412ae53aSAlbert ARIBAUD \(3ADEV\)MKIMAGEFLAGS_lpc32xx-spl.img = -T lpc32xximage -a $(CONFIG_SPL_TEXT_BASE) 1105412ae53aSAlbert ARIBAUD \(3ADEV\) 1106412ae53aSAlbert ARIBAUD \(3ADEV\)lpc32xx-spl.img: spl/u-boot-spl.bin FORCE 1107412ae53aSAlbert ARIBAUD \(3ADEV\) $(call if_changed,mkimage) 1108412ae53aSAlbert ARIBAUD \(3ADEV\) 1109412ae53aSAlbert ARIBAUD \(3ADEV\)OBJCOPYFLAGS_lpc32xx-boot-0.bin = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) 1110412ae53aSAlbert ARIBAUD \(3ADEV\) 1111514ec438SMasahiro Yamadalpc32xx-boot-0.bin: lpc32xx-spl.img FORCE 1112412ae53aSAlbert ARIBAUD \(3ADEV\) $(call if_changed,objcopy) 1113412ae53aSAlbert ARIBAUD \(3ADEV\) 1114412ae53aSAlbert ARIBAUD \(3ADEV\)OBJCOPYFLAGS_lpc32xx-boot-1.bin = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) 1115412ae53aSAlbert ARIBAUD \(3ADEV\) 1116514ec438SMasahiro Yamadalpc32xx-boot-1.bin: lpc32xx-spl.img FORCE 1117412ae53aSAlbert ARIBAUD \(3ADEV\) $(call if_changed,objcopy) 1118412ae53aSAlbert ARIBAUD \(3ADEV\) 1119514ec438SMasahiro Yamadalpc32xx-full.bin: lpc32xx-boot-0.bin lpc32xx-boot-1.bin u-boot.img FORCE 1120412ae53aSAlbert ARIBAUD \(3ADEV\) $(call if_changed,cat) 1121412ae53aSAlbert ARIBAUD \(3ADEV\) 1122412ae53aSAlbert ARIBAUD \(3ADEV\)CLEAN_FILES += lpc32xx-* 1123412ae53aSAlbert ARIBAUD \(3ADEV\) 1124982a1199SMasahiro YamadaOBJCOPYFLAGS_u-boot-with-tpl.bin = -I binary -O binary \ 1125982a1199SMasahiro Yamada --pad-to=$(CONFIG_TPL_PAD_TO) 1126982a1199SMasahiro Yamadatpl/u-boot-with-tpl.bin: tpl/u-boot-tpl.bin u-boot.bin FORCE 1127982a1199SMasahiro Yamada $(call if_changed,pad_cat) 11287816f2cfSHeiko Schocher 1129630d2345SMasahiro YamadaSPL: spl/u-boot-spl.bin FORCE 1130552a848eSStefano Babic $(Q)$(MAKE) $(build)=arch/arm/mach-imx $@ 1131630d2345SMasahiro Yamada 1132630d2345SMasahiro Yamadau-boot-with-spl.imx u-boot-with-nand-spl.imx: SPL u-boot.bin FORCE 1133552a848eSStefano Babic $(Q)$(MAKE) $(build)=arch/arm/mach-imx $@ 11347d5a5c79SBenoît Thébaudeau 11359bf215b0SMasahiro YamadaMKIMAGEFLAGS_u-boot.ubl = -n $(UBL_CONFIG) -T ublimage -e $(CONFIG_SYS_TEXT_BASE) 11369bf215b0SMasahiro Yamada 11379bf215b0SMasahiro Yamadau-boot.ubl: u-boot-with-spl.bin FORCE 11389bf215b0SMasahiro Yamada $(call if_changed,mkimage) 1139277f00f5SJosé Miguel Gonçalves 1140982a1199SMasahiro YamadaMKIMAGEFLAGS_u-boot-spl.ais = -s -n $(if $(CONFIG_AIS_CONFIG_FILE), \ 1141982a1199SMasahiro Yamada $(srctree)/$(CONFIG_AIS_CONFIG_FILE:"%"=%),"/dev/null") \ 1142982a1199SMasahiro Yamada -T aisimage -e $(CONFIG_SPL_TEXT_BASE) 1143982a1199SMasahiro Yamadaspl/u-boot-spl.ais: spl/u-boot-spl.bin FORCE 1144982a1199SMasahiro Yamada $(call if_changed,mkimage) 1145d36d8859SChristian Riesch 1146532d5318SChristian RieschOBJCOPYFLAGS_u-boot.ais = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) 1147982a1199SMasahiro Yamadau-boot.ais: spl/u-boot-spl.ais u-boot.img FORCE 1148982a1199SMasahiro Yamada $(call if_changed,pad_cat) 1149a5453555SOtavio Salvador 11501a9df13dSMarek Vasutu-boot-signed.sb: u-boot.bin spl/u-boot-spl.bin 11511a9df13dSMarek Vasut $(Q)$(MAKE) $(build)=arch/arm/cpu/arm926ejs/mxs u-boot-signed.sb 11529e414032SMasahiro Yamadau-boot.sb: u-boot.bin spl/u-boot-spl.bin 115307e27ce0SMasahiro Yamada $(Q)$(MAKE) $(build)=arch/arm/cpu/arm926ejs/mxs u-boot.sb 115430b9b932SMarek Vasut 115594aebe6cSStefan Roese# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 115694aebe6cSStefan Roese# Both images are created using mkimage (crc etc), so that the ROM 115794aebe6cSStefan Roese# bootloader can check its integrity. Padding needs to be done to the 115894aebe6cSStefan Roese# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 115994aebe6cSStefan Roese# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 116094aebe6cSStefan Roese# The resulting image containing both U-Boot images is called u-boot.spr 1161982a1199SMasahiro YamadaMKIMAGEFLAGS_u-boot-spl.img = -A $(ARCH) -T firmware -C none \ 1162982a1199SMasahiro Yamada -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER 1163982a1199SMasahiro Yamadaspl/u-boot-spl.img: spl/u-boot-spl.bin FORCE 1164982a1199SMasahiro Yamada $(call if_changed,mkimage) 1165982a1199SMasahiro Yamada 1166982a1199SMasahiro YamadaOBJCOPYFLAGS_u-boot.spr = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) \ 1167982a1199SMasahiro Yamada --gap-fill=0xff 1168982a1199SMasahiro Yamadau-boot.spr: spl/u-boot-spl.img u-boot.img FORCE 1169982a1199SMasahiro Yamada $(call if_changed,pad_cat) 117094aebe6cSStefan Roese 1171333b7209SMarek Vasutifneq ($(CONFIG_ARCH_SOCFPGA),) 1172333b7209SMarek Vasutquiet_cmd_socboot = SOCBOOT $@ 1173bd7dc388SSimon Glasscmd_socboot = cat spl/u-boot-spl.sfp spl/u-boot-spl.sfp \ 1174bd7dc388SSimon Glass spl/u-boot-spl.sfp spl/u-boot-spl.sfp \ 1175bd7dc388SSimon Glass u-boot.img > $@ || rm -f $@ 1176bd7dc388SSimon Glassu-boot-with-spl.sfp: spl/u-boot-spl.sfp u-boot.img FORCE 1177333b7209SMarek Vasut $(call if_changed,socboot) 1178333b7209SMarek Vasutendif 1179333b7209SMarek Vasut 1180fce7b276SSimon Glass# x86 uses a large ROM. We fill it with 0xff, put the 16-bit stuff (including 1181fce7b276SSimon Glass# reset vector) at the top, Intel ME descriptor at the bottom, and U-Boot in 1182b215fbd8SSimon Glass# the middle. This is handled by binman based on an image description in the 1183b215fbd8SSimon Glass# board's device tree. 1184fce7b276SSimon Glassifneq ($(CONFIG_X86_RESET_VECTOR),) 1185fce7b276SSimon Glassrom: u-boot.rom FORCE 1186fce7b276SSimon Glass 11870adf8d35SSimon Glassrefcode.bin: $(srctree)/board/$(BOARDDIR)/refcode.bin FORCE 11880adf8d35SSimon Glass $(call if_changed,copy) 11890adf8d35SSimon Glass 11900adf8d35SSimon Glassquiet_cmd_ldr = LD $@ 11910adf8d35SSimon Glasscmd_ldr = $(LD) $(LDFLAGS_$(@F)) \ 11920adf8d35SSimon Glass $(filter-out FORCE,$^) -o $@ 11930adf8d35SSimon Glass 1194972188b3SSimon Glassu-boot.rom: u-boot-x86-16bit.bin u-boot.bin \ 1195972188b3SSimon Glass $(if $(CONFIG_SPL_X86_16BIT_INIT),spl/u-boot-spl.bin) \ 1196d6a0c78aSMasahiro Yamada $(if $(CONFIG_HAVE_REFCODE),refcode.bin) FORCE 1197b215fbd8SSimon Glass $(call if_changed,binman) 1198fce7b276SSimon Glass 1199fce7b276SSimon GlassOBJCOPYFLAGS_u-boot-x86-16bit.bin := -O binary -j .start16 -j .resetvec 1200fce7b276SSimon Glassu-boot-x86-16bit.bin: u-boot FORCE 1201fce7b276SSimon Glass $(call if_changed,objcopy) 1202fce7b276SSimon Glassendif 1203fce7b276SSimon Glass 1204aec9a0f1SJagan Tekiifneq ($(CONFIG_ARCH_SUNXI),) 1205b0b0d22fSTuomas Tynkkynenifeq ($(CONFIG_ARM64),) 1206d6a0c78aSMasahiro Yamadau-boot-sunxi-with-spl.bin: spl/sunxi-spl.bin u-boot.img u-boot.dtb FORCE 120761b994a3SSimon Glass $(call if_changed,binman) 1208b0b0d22fSTuomas Tynkkynenelse 1209b0b0d22fSTuomas Tynkkynenu-boot-sunxi-with-spl.bin: spl/sunxi-spl.bin u-boot.itb FORCE 1210b0b0d22fSTuomas Tynkkynen $(call if_changed,cat) 1211b0b0d22fSTuomas Tynkkynenendif 121250827a59SIan Campbellendif 121350827a59SIan Campbell 12146d6c0baeSTom Warrenifneq ($(CONFIG_TEGRA),) 1215f2faffecSSimon Glassifneq ($(CONFIG_BINMAN),) 1216f2faffecSSimon Glassu-boot-dtb-tegra.bin u-boot-tegra.bin u-boot-nodtb-tegra.bin: \ 1217f2faffecSSimon Glass spl/u-boot-spl u-boot.bin FORCE 1218f2faffecSSimon Glass $(call if_changed,binman) 1219f2faffecSSimon Glasselse 1220982a1199SMasahiro YamadaOBJCOPYFLAGS_u-boot-nodtb-tegra.bin = -O binary --pad-to=$(CONFIG_SYS_TEXT_BASE) 1221ad1ecd20SSimon Glassu-boot-nodtb-tegra.bin: spl/u-boot-spl u-boot-nodtb.bin FORCE 1222982a1199SMasahiro Yamada $(call if_changed,pad_cat) 12239972db5cSStephen Warren 1224a9d78260SSimon GlassOBJCOPYFLAGS_u-boot-tegra.bin = -O binary --pad-to=$(CONFIG_SYS_TEXT_BASE) 122573c5c399SSimon Glassu-boot-tegra.bin: spl/u-boot-spl u-boot.bin FORCE 1226580cc033SSimon Glass $(call if_changed,pad_cat) 1227a9d78260SSimon Glass 1228a9d78260SSimon Glassu-boot-dtb-tegra.bin: u-boot-tegra.bin FORCE 1229a9d78260SSimon Glass $(call if_changed,copy) 1230f2faffecSSimon Glassendif # binman 1231984df4ecSAllen Martinendif 1232984df4ecSAllen Martin 123308aeb8b5SSimon GlassOBJCOPYFLAGS_u-boot-app.efi := $(OBJCOPYFLAGS_EFI) 123408aeb8b5SSimon Glassu-boot-app.efi: u-boot FORCE 123508aeb8b5SSimon Glass $(call if_changed,zobjcopy) 123608aeb8b5SSimon Glass 123773c5c399SSimon Glassu-boot.bin.o: u-boot.bin FORCE 1238476476e7SSimon Glass $(call if_changed,efipayload) 1239476476e7SSimon Glass 1240476476e7SSimon Glassu-boot-payload.lds: $(LDSCRIPT_EFI) FORCE 1241476476e7SSimon Glass $(call if_changed_dep,cpp_lds) 1242476476e7SSimon Glass 1243476476e7SSimon Glass# Rule to link the EFI payload which contains a stub and a U-Boot binary 1244476476e7SSimon Glassquiet_cmd_u-boot_payload ?= LD $@ 1245476476e7SSimon Glass cmd_u-boot_payload ?= $(LD) $(LDFLAGS_EFI_PAYLOAD) -o $@ \ 124696a8d409SSimon Glass -T u-boot-payload.lds arch/x86/cpu/call32.o \ 124773c5c399SSimon Glass lib/efi/efi.o lib/efi/efi_stub.o u-boot.bin.o \ 12482dcd4e9eSSimon Glass $(addprefix arch/$(ARCH)/lib/,$(EFISTUB)) 1249476476e7SSimon Glass 125073c5c399SSimon Glassu-boot-payload: u-boot.bin.o u-boot-payload.lds FORCE 1251476476e7SSimon Glass $(call if_changed,u-boot_payload) 1252476476e7SSimon Glass 1253476476e7SSimon GlassOBJCOPYFLAGS_u-boot-payload.efi := $(OBJCOPYFLAGS_EFI) 1254476476e7SSimon Glassu-boot-payload.efi: u-boot-payload FORCE 1255476476e7SSimon Glass $(call if_changed,zobjcopy) 1256476476e7SSimon Glass 1257ee0acfa2SMasahiro Yamadau-boot-img.bin: spl/u-boot-spl.bin u-boot.img FORCE 1258ee0acfa2SMasahiro Yamada $(call if_changed,cat) 1259fb3d2b8aSStefan Roese 126089ad7be8SPrabhakar Kushwaha#Add a target to create boot binary having SPL binary in PBI format 126189ad7be8SPrabhakar Kushwaha#concatenated with u-boot binary. It is need by PowerPC SoC having 126289ad7be8SPrabhakar Kushwaha#internal SRAM <= 512KB. 126389ad7be8SPrabhakar KushwahaMKIMAGEFLAGS_u-boot-spl.pbl = -n $(srctree)/$(CONFIG_SYS_FSL_PBL_RCW:"%"=%) \ 126494cb17d0SAlison Wang -R $(srctree)/$(CONFIG_SYS_FSL_PBL_PBI:"%"=%) -T pblimage \ 126594cb17d0SAlison Wang -A $(ARCH) -a $(CONFIG_SPL_TEXT_BASE) 126689ad7be8SPrabhakar Kushwaha 126789ad7be8SPrabhakar Kushwahaspl/u-boot-spl.pbl: spl/u-boot-spl.bin FORCE 126889ad7be8SPrabhakar Kushwaha $(call if_changed,mkimage) 126989ad7be8SPrabhakar Kushwaha 127045c2e480SAlison Wangifeq ($(ARCH),arm) 127145c2e480SAlison WangUBOOT_BINLOAD := u-boot.img 127245c2e480SAlison Wangelse 127345c2e480SAlison WangUBOOT_BINLOAD := u-boot.bin 127445c2e480SAlison Wangendif 127545c2e480SAlison Wang 127689ad7be8SPrabhakar KushwahaOBJCOPYFLAGS_u-boot-with-spl-pbl.bin = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) \ 127789ad7be8SPrabhakar Kushwaha --gap-fill=0xff 127889ad7be8SPrabhakar Kushwaha 127945c2e480SAlison Wangu-boot-with-spl-pbl.bin: spl/u-boot-spl.pbl $(UBOOT_BINLOAD) FORCE 128089ad7be8SPrabhakar Kushwaha $(call if_changed,pad_cat) 128189ad7be8SPrabhakar Kushwaha 1282ecddccd0SStefan Roese# PPC4xx needs the SPL at the end of the image, since the reset vector 1283ecddccd0SStefan Roese# is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target 1284ecddccd0SStefan Roese# and need to introduce a new build target with the full blown U-Boot 1285ecddccd0SStefan Roese# at the start padded up to the start of the SPL image. And then concat 1286ecddccd0SStefan Roese# the SPL image to the end. 1287982a1199SMasahiro Yamada 1288982a1199SMasahiro YamadaOBJCOPYFLAGS_u-boot-img-spl-at-end.bin := -I binary -O binary \ 1289982a1199SMasahiro Yamada --pad-to=$(CONFIG_UBOOT_PAD_TO) --gap-fill=0xff 1290982a1199SMasahiro Yamadau-boot-img-spl-at-end.bin: u-boot.img spl/u-boot-spl.bin FORCE 1291982a1199SMasahiro Yamada $(call if_changed,pad_cat) 1292ecddccd0SStefan Roese 1293d57259b9SÁlvaro Fernández Rojas# Create a new ELF from a raw binary file. 129496ee1adaSÁlvaro Fernández Rojasifndef PLATFORM_ELFENTRY 129596ee1adaSÁlvaro Fernández Rojas PLATFORM_ELFENTRY = "_start" 129696ee1adaSÁlvaro Fernández Rojasendif 1297e69945eeSÁlvaro Fernández Rojasquiet_cmd_u-boot-elf ?= LD $@ 1298e69945eeSÁlvaro Fernández Rojas cmd_u-boot-elf ?= $(LD) u-boot-elf.o -o $@ \ 129996ee1adaSÁlvaro Fernández Rojas --defsym=$(PLATFORM_ELFENTRY)=$(CONFIG_SYS_TEXT_BASE) \ 1300f4dc714aSScott Wood -Ttext=$(CONFIG_SYS_TEXT_BASE) 1301e69945eeSÁlvaro Fernández Rojasu-boot.elf: u-boot.bin 1302e69945eeSÁlvaro Fernández Rojas $(Q)$(OBJCOPY) -I binary $(PLATFORM_ELFFLAGS) $< u-boot-elf.o 1303e69945eeSÁlvaro Fernández Rojas $(call if_changed,u-boot-elf) 1304f4dc714aSScott Wood 130509bebb83SPaul BurtonARCH_POSTLINK := $(wildcard $(srctree)/arch/$(ARCH)/Makefile.postlink) 130609bebb83SPaul Burton 1307ad0fed46SMasahiro Yamada# Rule to link u-boot 1308ad0fed46SMasahiro Yamada# May be overridden by arch/$(ARCH)/config.mk 1309ad0fed46SMasahiro Yamadaquiet_cmd_u-boot__ ?= LD $@ 1310ad0fed46SMasahiro Yamada cmd_u-boot__ ?= $(LD) $(LDFLAGS) $(LDFLAGS_u-boot) -o $@ \ 1311ad0fed46SMasahiro Yamada -T u-boot.lds $(u-boot-init) \ 1312ad0fed46SMasahiro Yamada --start-group $(u-boot-main) --end-group \ 131309bebb83SPaul Burton $(PLATFORM_LIBS) -Map u-boot.map; \ 131409bebb83SPaul Burton $(if $(ARCH_POSTLINK), $(MAKE) -f $(ARCH_POSTLINK) $@, true) 131586eb49b3SSimon Glass 1316cac8f38aSVasili Galkaquiet_cmd_smap = GEN common/system_map.o 1317cac8f38aSVasili Galkacmd_smap = \ 13189e414032SMasahiro Yamada smap=`$(call SYSTEM_MAP,u-boot) | \ 13191aada9cdSWolfgang Denk awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 13206825a95bSMasahiro Yamada $(CC) $(c_flags) -DSYSTEM_MAP="\"$${smap}\"" \ 13219e414032SMasahiro Yamada -c $(srctree)/common/system_map.c -o common/system_map.o 1322cac8f38aSVasili Galka 1323514ec438SMasahiro Yamadau-boot: $(u-boot-init) $(u-boot-main) u-boot.lds FORCE 132409bebb83SPaul Burton +$(call if_changed,u-boot__) 1325cac8f38aSVasili Galkaifeq ($(CONFIG_KALLSYMS),y) 1326cac8f38aSVasili Galka $(call cmd,smap) 1327ad0fed46SMasahiro Yamada $(call cmd,u-boot__) common/system_map.o 1328ecb1dc89SMike Frysingerendif 13297ebf7443Swdenk 133042ac26f2SRick Chenifeq ($(CONFIG_RISCV),y) 133142ac26f2SRick Chen @tools/prelink-riscv $@ 0 133242ac26f2SRick Chenendif 133342ac26f2SRick Chen 13347ed4848bSStephen Warrenquiet_cmd_sym ?= SYM $@ 13357ed4848bSStephen Warren cmd_sym ?= $(OBJDUMP) -t $< > $@ 13367ed4848bSStephen Warrenu-boot.sym: u-boot FORCE 13377ed4848bSStephen Warren $(call if_changed,sym) 13387ed4848bSStephen Warren 1339656de6b8SMasahiro Yamada# The actual objects are generated when descending, 1340656de6b8SMasahiro Yamada# make sure no implicit rule kicks in 1341656de6b8SMasahiro Yamada$(sort $(u-boot-init) $(u-boot-main)): $(u-boot-dirs) ; 1342f9328639SMarian Balakowicz 1343656de6b8SMasahiro Yamada# Handle descending into subdirectories listed in $(vmlinux-dirs) 1344656de6b8SMasahiro Yamada# Preset locale variables to speed up the build process. Limit locale 1345656de6b8SMasahiro Yamada# tweaks to this spot to avoid wrong language settings when running 1346656de6b8SMasahiro Yamada# make menuconfig etc. 1347656de6b8SMasahiro Yamada# Error messages still appears in the original language 1348a8c7c708Swdenk 1349656de6b8SMasahiro YamadaPHONY += $(u-boot-dirs) 13506378008aSMasahiro Yamada$(u-boot-dirs): prepare scripts 13516825a95bSMasahiro Yamada $(Q)$(MAKE) $(build)=$@ 1352940db16dSMasahiro Yamada 13537424145fSMasahiro Yamadatools: prepare 1354656de6b8SMasahiro Yamada# The "tools" are needed early 1355656de6b8SMasahiro Yamada$(filter-out tools, $(u-boot-dirs)): tools 1356656de6b8SMasahiro Yamada# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC 1357656de6b8SMasahiro Yamada# is "yes"), so compile examples after U-Boot is compiled. 1358656de6b8SMasahiro Yamadaexamples: $(filter-out examples, $(u-boot-dirs)) 1359656de6b8SMasahiro Yamada 13607424145fSMasahiro Yamadadefine filechk_uboot.release 13617424145fSMasahiro Yamada echo "$(UBOOTVERSION)$$($(CONFIG_SHELL) $(srctree)/scripts/setlocalversion $(srctree))" 13627424145fSMasahiro Yamadaendef 13637424145fSMasahiro Yamada 13647424145fSMasahiro Yamada# Store (new) UBOOTRELEASE string in include/config/uboot.release 136551148790SMasahiro Yamadainclude/config/uboot.release: include/config/auto.conf FORCE 13667424145fSMasahiro Yamada $(call filechk,uboot.release) 13677424145fSMasahiro Yamada 13687424145fSMasahiro Yamada 13693341bfecSMasahiro Yamada# Things we need to do before we recursively start building the kernel 13703341bfecSMasahiro Yamada# or the modules are listed in "prepare". 13713341bfecSMasahiro Yamada# A multi level approach is used. prepareN is processed before prepareN-1. 13723341bfecSMasahiro Yamada# archprepare is used in arch Makefiles and when processed asm symlink, 13733341bfecSMasahiro Yamada# version.h and scripts_basic is processed / created. 13743341bfecSMasahiro Yamada 13753341bfecSMasahiro Yamada# Listed in dependency order 13763341bfecSMasahiro YamadaPHONY += prepare archprepare prepare0 prepare1 prepare2 prepare3 13773341bfecSMasahiro Yamada 13783341bfecSMasahiro Yamada# prepare3 is used to check if we are building in a separate output directory, 13793341bfecSMasahiro Yamada# and if so do: 13803341bfecSMasahiro Yamada# 1) Check that make has not been executed in the kernel src $(srctree) 13817424145fSMasahiro Yamadaprepare3: include/config/uboot.release 13823341bfecSMasahiro Yamadaifneq ($(KBUILD_SRC),) 138351148790SMasahiro Yamada @$(kecho) ' Using $(srctree) as source for U-Boot' 138451148790SMasahiro Yamada $(Q)if [ -f $(srctree)/.config -o -d $(srctree)/include/config ]; then \ 13853341bfecSMasahiro Yamada echo >&2 " $(srctree) is not clean, please run 'make mrproper'"; \ 13863341bfecSMasahiro Yamada echo >&2 " in the '$(srctree)' directory.";\ 13873341bfecSMasahiro Yamada /bin/false; \ 13883341bfecSMasahiro Yamada fi; 13893341bfecSMasahiro Yamadaendif 13903341bfecSMasahiro Yamada 13913341bfecSMasahiro Yamada# prepare2 creates a makefile if using a separate output directory 13923341bfecSMasahiro Yamadaprepare2: prepare3 outputmakefile 13933341bfecSMasahiro Yamada 139451148790SMasahiro Yamadaprepare1: prepare2 $(version_h) $(timestamp_h) \ 139551148790SMasahiro Yamada include/config/auto.conf 13964a377552SMasahiro Yamadaifeq ($(wildcard $(LDSCRIPT)),) 13974a377552SMasahiro Yamada @echo >&2 " Could not find linker script." 13984a377552SMasahiro Yamada @/bin/false 13994a377552SMasahiro Yamadaendif 14007ebf7443Swdenk 1401f3d8f7ddSRasmus Villemoesifeq ($(CONFIG_USE_DEFAULT_ENV_FILE),y) 1402f3d8f7ddSRasmus Villemoesprepare1: $(defaultenv_h) 1403f3d8f7ddSRasmus Villemoesendif 1404f3d8f7ddSRasmus Villemoes 14053341bfecSMasahiro Yamadaarchprepare: prepare1 scripts_basic 1406a8c7c708Swdenk 14076a44d806SMasahiro Yamadaprepare0: archprepare FORCE 14086a44d806SMasahiro Yamada $(Q)$(MAKE) $(build)=. 14097ebf7443Swdenk 14103341bfecSMasahiro Yamada# All the preparing.. 14113341bfecSMasahiro Yamadaprepare: prepare0 1412349e83f0SChe-liang Chiou 14137424145fSMasahiro Yamada# Generate some files 14147424145fSMasahiro Yamada# --------------------------------------------------------------------------- 14157424145fSMasahiro Yamada 14167424145fSMasahiro Yamadadefine filechk_version.h 14177424145fSMasahiro Yamada (echo \#define PLAIN_VERSION \"$(UBOOTRELEASE)\"; \ 14187424145fSMasahiro Yamada echo \#define U_BOOT_VERSION \"U-Boot \" PLAIN_VERSION; \ 141942ffa51fSVagrant Cascadian echo \#define CC_VERSION_STRING \"$$(LC_ALL=C $(CC) --version | head -n 1)\"; \ 142042ffa51fSVagrant Cascadian echo \#define LD_VERSION_STRING \"$$(LC_ALL=C $(LD) --version | head -n 1)\"; ) 14217424145fSMasahiro Yamadaendef 14227424145fSMasahiro Yamada 14232d9efa12SAndreas Bießmann# The SOURCE_DATE_EPOCH mechanism requires a date that behaves like GNU date. 14242d9efa12SAndreas Bießmann# The BSD date on the other hand behaves different and would produce errors 14252d9efa12SAndreas Bießmann# with the misused '-d' switch. Respect that and search a working date with 14262d9efa12SAndreas Bießmann# well known pre- and suffixes for the GNU variant of date. 14277424145fSMasahiro Yamadadefine filechk_timestamp.h 142870d39f57SChris Packham (if test -n "$${SOURCE_DATE_EPOCH}"; then \ 142970d39f57SChris Packham SOURCE_DATE="@$${SOURCE_DATE_EPOCH}"; \ 14302d9efa12SAndreas Bießmann DATE=""; \ 14312d9efa12SAndreas Bießmann for date in gdate date.gnu date; do \ 14322d9efa12SAndreas Bießmann $${date} -u -d "$${SOURCE_DATE}" >/dev/null 2>&1 && DATE="$${date}"; \ 14332d9efa12SAndreas Bießmann done; \ 14342d9efa12SAndreas Bießmann if test -n "$${DATE}"; then \ 14352d9efa12SAndreas Bießmann LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_DATE "%b %d %C%y"'; \ 14362d9efa12SAndreas Bießmann LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_TIME "%T"'; \ 14372d9efa12SAndreas Bießmann LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_TZ "%z"'; \ 1438a34b4676SBin Meng LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_DMI_DATE "%m/%d/%Y"'; \ 1439e7aa9c29SAndy Shevchenko LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_BUILD_DATE 0x%Y%m%d'; \ 14402d9efa12SAndreas Bießmann else \ 14412d9efa12SAndreas Bießmann return 42; \ 14422d9efa12SAndreas Bießmann fi; \ 144370d39f57SChris Packham else \ 144470d39f57SChris Packham LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"'; \ 144570d39f57SChris Packham LC_ALL=C date +'#define U_BOOT_TIME "%T"'; \ 144670d39f57SChris Packham LC_ALL=C date +'#define U_BOOT_TZ "%z"'; \ 1447a34b4676SBin Meng LC_ALL=C date +'#define U_BOOT_DMI_DATE "%m/%d/%Y"'; \ 1448e7aa9c29SAndy Shevchenko LC_ALL=C date +'#define U_BOOT_BUILD_DATE 0x%Y%m%d'; \ 144970d39f57SChris Packham fi) 14507424145fSMasahiro Yamadaendef 14517424145fSMasahiro Yamada 1452f3d8f7ddSRasmus Villemoesdefine filechk_defaultenv.h 1453f3d8f7ddSRasmus Villemoes (grep -v '^#' | \ 1454f3d8f7ddSRasmus Villemoes grep -v '^$$' | \ 1455f3d8f7ddSRasmus Villemoes tr '\n' '\0' | \ 1456f3d8f7ddSRasmus Villemoes sed -e 's/\\\x0/\n/' | \ 1457f3d8f7ddSRasmus Villemoes xxd -i ; echo ", 0x00" ; ) 1458f3d8f7ddSRasmus Villemoesendef 1459f3d8f7ddSRasmus Villemoes 14602e6b2f6aSMasahiro Yamada$(version_h): include/config/uboot.release FORCE 14617424145fSMasahiro Yamada $(call filechk,version.h) 14627424145fSMasahiro Yamada 14637424145fSMasahiro Yamada$(timestamp_h): $(srctree)/Makefile FORCE 14647424145fSMasahiro Yamada $(call filechk,timestamp.h) 14657424145fSMasahiro Yamada 1466f3d8f7ddSRasmus Villemoes$(defaultenv_h): $(CONFIG_DEFAULT_ENV_FILE:"%"=%) FORCE 1467f3d8f7ddSRasmus Villemoes $(call filechk,defaultenv.h) 1468f3d8f7ddSRasmus Villemoes 14696378008aSMasahiro Yamada# --------------------------------------------------------------------------- 147004a34c96SMasahiro Yamadaquiet_cmd_cpp_lds = LDS $@ 1471de5e5ceaSChris Zankelcmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) \ 1472395e60cdSMasahiro Yamada -D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $< 14736378008aSMasahiro Yamada 147404a34c96SMasahiro Yamadau-boot.lds: $(LDSCRIPT) prepare FORCE 1475395e60cdSMasahiro Yamada $(call if_changed_dep,cpp_lds) 14761aada9cdSWolfgang Denk 1477982a1199SMasahiro Yamadaspl/u-boot-spl.bin: spl/u-boot-spl 1478982a1199SMasahiro Yamada @: 1479054b3a1eSSimon Glassspl/u-boot-spl: tools prepare \ 1480dd2081a8SM. Vefa Bicakci $(if $(CONFIG_OF_SEPARATE)$(CONFIG_OF_EMBED)$(CONFIG_SPL_OF_PLATDATA),dts/dt.dtb) \ 1481dd2081a8SM. Vefa Bicakci $(if $(CONFIG_OF_SEPARATE)$(CONFIG_OF_EMBED)$(CONFIG_TPL_OF_PLATDATA),dts/dt.dtb) 1482c7163083SMasahiro Yamada $(Q)$(MAKE) obj=spl -f $(srctree)/scripts/Makefile.spl all 14835df2ee27SDaniel Schwierzeck 148450827a59SIan Campbellspl/sunxi-spl.bin: spl/u-boot-spl 148550827a59SIan Campbell @: 148650827a59SIan Campbell 1487d2fdcc76SMaxime Ripardspl/sunxi-spl-with-ecc.bin: spl/sunxi-spl.bin 1488d2fdcc76SMaxime Ripard @: 1489d2fdcc76SMaxime Ripard 1490bd7dc388SSimon Glassspl/u-boot-spl.sfp: spl/u-boot-spl 1491333b7209SMarek Vasut @: 1492333b7209SMarek Vasut 149308598d6eSNathan Rossispl/boot.bin: spl/u-boot-spl 149408598d6eSNathan Rossi @: 149508598d6eSNathan Rossi 14963c00a2c8SSimon Glasstpl/u-boot-tpl.bin: tools prepare \ 1497dd2081a8SM. Vefa Bicakci $(if $(CONFIG_OF_SEPARATE)$(CONFIG_OF_EMBED)$(CONFIG_SPL_OF_PLATDATA),dts/dt.dtb) 149851148790SMasahiro Yamada $(Q)$(MAKE) obj=tpl -f $(srctree)/scripts/Makefile.spl all 14993aa29de0SYing Zhang 15008d819ab5SIgor GrinbergTAG_SUBDIRS := $(patsubst %,$(srctree)/%,$(u-boot-dirs) include) 1501a340c325SJean-Christophe PLAGNIOL-VILLARD 1502857d9ea6SHorst KronstorferFIND := find 1503857d9ea6SHorst KronstorferFINDFLAGS := -L 1504857d9ea6SHorst Kronstorfer 1505f9328639SMarian Balakowicztags ctags: 15069e414032SMasahiro Yamada ctags -w -o ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 1507e5e4e705SLi Yang -name '*.[chS]' -print` 150874d339beSDu Huanpeng ln -s ctags tags 15097ebf7443Swdenk 15107ebf7443Swdenketags: 15118d819ab5SIgor Grinberg etags -a -o etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 1512e5e4e705SLi Yang -name '*.[chS]' -print` 1513ffda586fSLi Yangcscope: 1514857d9ea6SHorst Kronstorfer $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 1515857d9ea6SHorst Kronstorfer cscope.files 1516ffda586fSLi Yang cscope -b -q -k 15177ebf7443Swdenk 1518ecb1dc89SMike FrysingerSYSTEM_MAP = \ 1519ecb1dc89SMike Frysinger $(NM) $1 | \ 15207ebf7443Swdenk grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 1521ecb1dc89SMike Frysinger LC_ALL=C sort 15229e414032SMasahiro YamadaSystem.map: u-boot 1523bc8bb6ecSMasahiro Yamada @$(call SYSTEM_MAP,$<) > $@ 15247ebf7443Swdenk 15257ebf7443Swdenk######################################################################### 15267ebf7443Swdenk 152754799e45SScott Wood# ARM relocations should all be R_ARM_RELATIVE (32-bit) or 152854799e45SScott Wood# R_AARCH64_RELATIVE (64-bit). 15299e414032SMasahiro Yamadacheckarmreloc: u-boot 153054799e45SScott Wood @RELOC="`$(CROSS_COMPILE)readelf -r -W $< | cut -d ' ' -f 4 | \ 153154799e45SScott Wood grep R_A | sort -u`"; \ 153254799e45SScott Wood if test "$$RELOC" != "R_ARM_RELATIVE" -a \ 153354799e45SScott Wood "$$RELOC" != "R_AARCH64_RELATIVE"; then \ 153454799e45SScott Wood echo "$< contains unexpected relocations: $$RELOC"; \ 153554799e45SScott Wood false; \ 153654799e45SScott Wood fi 1537c37980c3SAlbert ARIBAUD 1538ded84f90SStefan Agnerenvtools: scripts_basic $(version_h) $(timestamp_h) 15392d3229beSTom Rini $(Q)$(MAKE) $(build)=tools/env 15400358df42SMike Frysinger 15414642e002SMasahiro Yamadatools-only: scripts_basic $(version_h) $(timestamp_h) 15424642e002SMasahiro Yamada $(Q)$(MAKE) $(build)=tools 15434642e002SMasahiro Yamada 15441ec8b4efSMasahiro Yamadatools-all: export HOST_TOOLS_ALL=y 154557332957SSimon Glasstools-all: envtools tools ; 15460358df42SMike Frysinger 1547db5b339cSMasahiro Yamadacross_tools: export CROSS_BUILD_TOOLS=y 1548db5b339cSMasahiro Yamadacross_tools: tools ; 1549db5b339cSMasahiro Yamada 15504e53a258SWolfgang Denk.PHONY : CHANGELOG 15514e53a258SWolfgang DenkCHANGELOG: 1552b985b5d6SBen Warren git log --no-merges U-Boot-1_1_5.. | \ 1553b985b5d6SBen Warren unexpand -a | sed -e 's/\s\s*$$//' > $@ 15544e53a258SWolfgang Denk 15557ebf7443Swdenk######################################################################### 15567ebf7443Swdenk 1557efcf8619SMasahiro Yamada### 1558efcf8619SMasahiro Yamada# Cleaning is done on three levels. 1559efcf8619SMasahiro Yamada# make clean Delete most generated files 1560efcf8619SMasahiro Yamada# Leave enough to build external modules 1561efcf8619SMasahiro Yamada# make mrproper Delete the current configuration, and all generated files 1562efcf8619SMasahiro Yamada# make distclean Remove editor backup files, patch leftover files and the like 15637ebf7443Swdenk 1564efcf8619SMasahiro Yamada# Directories & files removed with 'make clean' 156548aa812dSMasahiro YamadaCLEAN_DIRS += $(MODVERDIR) \ 156648aa812dSMasahiro Yamada $(foreach d, spl tpl, $(patsubst %,$d/%, \ 156751148790SMasahiro Yamada $(filter-out include, $(shell ls -1 $d 2>/dev/null)))) 156848aa812dSMasahiro Yamada 1569d726f225SMasahiro YamadaCLEAN_FILES += include/bmp_logo.h include/bmp_logo_data.h \ 15706f59fb07SCooper Jr., Franklin boot* u-boot* MLO* SPL System.map fit-dtb.blob 15719f4a4206SMike Frysinger 1572efcf8619SMasahiro Yamada# Directories & files removed with 'make mrproper' 157351148790SMasahiro YamadaMRPROPER_DIRS += include/config include/generated spl tpl \ 1574598e2d33SMasahiro Yamada .tmp_objdiff 157551148790SMasahiro YamadaMRPROPER_FILES += .config .config.old include/autoconf.mk* include/config.h \ 157668a2fd43SVignesh R ctags etags tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS 15777ebf7443Swdenk 1578efcf8619SMasahiro Yamada# clean - Delete most, but leave enough to build external modules 1579efcf8619SMasahiro Yamada# 1580efcf8619SMasahiro Yamadaclean: rm-dirs := $(CLEAN_DIRS) 1581efcf8619SMasahiro Yamadaclean: rm-files := $(CLEAN_FILES) 15827ebf7443Swdenk 15836bd04bb4SMasahiro Yamadaclean-dirs := $(foreach f,$(u-boot-alldirs),$(if $(wildcard $(srctree)/$f/Makefile),$f)) 1584734329f9SAndy Fleming 1585efcf8619SMasahiro Yamadaclean-dirs := $(addprefix _clean_, $(clean-dirs) doc/DocBook) 15867ebf7443Swdenk 1587efcf8619SMasahiro YamadaPHONY += $(clean-dirs) clean archclean 1588efcf8619SMasahiro Yamada$(clean-dirs): 1589efcf8619SMasahiro Yamada $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@) 1590efcf8619SMasahiro Yamada 1591efcf8619SMasahiro Yamada# TODO: Do not use *.cfgtmp 1592efcf8619SMasahiro Yamadaclean: $(clean-dirs) 1593efcf8619SMasahiro Yamada $(call cmd,rmdirs) 1594efcf8619SMasahiro Yamada $(call cmd,rmfiles) 1595efcf8619SMasahiro Yamada @find $(if $(KBUILD_EXTMOD), $(KBUILD_EXTMOD), .) $(RCS_FIND_IGNORE) \ 1596efcf8619SMasahiro Yamada \( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \ 1597efcf8619SMasahiro Yamada -o -name '*.ko.*' -o -name '*.su' -o -name '*.cfgtmp' \ 1598efcf8619SMasahiro Yamada -o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \ 1599efcf8619SMasahiro Yamada -o -name '*.symtypes' -o -name 'modules.order' \ 1600efcf8619SMasahiro Yamada -o -name modules.builtin -o -name '.tmp_*.o.*' \ 16010fbdaa0eSBin Meng -o -name 'dsdt.aml' -o -name 'dsdt.asl.tmp' -o -name 'dsdt.c' \ 1602efcf8619SMasahiro Yamada -o -name '*.gcno' \) -type f -print | xargs rm -f 1603efcf8619SMasahiro Yamada 1604efcf8619SMasahiro Yamada# mrproper - Delete all generated files, including .config 1605efcf8619SMasahiro Yamada# 1606efcf8619SMasahiro Yamadamrproper: rm-dirs := $(wildcard $(MRPROPER_DIRS)) 1607efcf8619SMasahiro Yamadamrproper: rm-files := $(wildcard $(MRPROPER_FILES)) 1608efcf8619SMasahiro Yamadamrproper-dirs := $(addprefix _mrproper_,scripts) 1609efcf8619SMasahiro Yamada 1610efcf8619SMasahiro YamadaPHONY += $(mrproper-dirs) mrproper archmrproper 1611efcf8619SMasahiro Yamada$(mrproper-dirs): 1612efcf8619SMasahiro Yamada $(Q)$(MAKE) $(clean)=$(patsubst _mrproper_%,%,$@) 1613efcf8619SMasahiro Yamada 161448aa812dSMasahiro Yamadamrproper: clean $(mrproper-dirs) 1615efcf8619SMasahiro Yamada $(call cmd,rmdirs) 1616efcf8619SMasahiro Yamada $(call cmd,rmfiles) 1617e9c16a80SMasahiro Yamada @rm -f arch/*/include/asm/arch 1618efcf8619SMasahiro Yamada 1619efcf8619SMasahiro Yamada# distclean 1620efcf8619SMasahiro Yamada# 1621efcf8619SMasahiro YamadaPHONY += distclean 1622efcf8619SMasahiro Yamada 1623433b2f1eSMasahiro Yamadadistclean: mrproper 1624efcf8619SMasahiro Yamada @find $(srctree) $(RCS_FIND_IGNORE) \ 1625efcf8619SMasahiro Yamada \( -name '*.orig' -o -name '*.rej' -o -name '*~' \ 1626efcf8619SMasahiro Yamada -o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \ 1627598e2d33SMasahiro Yamada -o -name '.*.rej' -o -name '*%' -o -name 'core' \ 1628598e2d33SMasahiro Yamada -o -name '*.pyc' \) \ 1629efcf8619SMasahiro Yamada -type f -print | xargs rm -f 1630fd18a89eSRoger Meier @rm -f boards.cfg 16317ebf7443Swdenk 16327ebf7443Swdenkbackup: 16334379ac61SMasahiro Yamada F=`basename $(srctree)` ; cd .. ; \ 1634d6b93714SIlya Yanok gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 16357ebf7443Swdenk 1636ed1ca528SMasahiro Yamadahelp: 1637ed1ca528SMasahiro Yamada @echo 'Cleaning targets:' 163848aa812dSMasahiro Yamada @echo ' clean - Remove most generated files but keep the config' 1639ed1ca528SMasahiro Yamada @echo ' mrproper - Remove all generated files + config + various backup files' 1640ed1ca528SMasahiro Yamada @echo ' distclean - mrproper + remove editor backup and patch files' 1641ed1ca528SMasahiro Yamada @echo '' 164251148790SMasahiro Yamada @echo 'Configuration targets:' 164351148790SMasahiro Yamada @$(MAKE) -f $(srctree)/scripts/kconfig/Makefile help 164451148790SMasahiro Yamada @echo '' 1645ed1ca528SMasahiro Yamada @echo 'Other generic targets:' 1646ed1ca528SMasahiro Yamada @echo ' all - Build all necessary images depending on configuration' 1647633cc7aeSSimon Glass @echo ' tests - Build U-Boot for sandbox and run tests' 1648ffe29ebcSMasahiro Yamada @echo '* u-boot - Build the bare u-boot' 1649ed1ca528SMasahiro Yamada @echo ' dir/ - Build all files in dir and below' 1650ed1ca528SMasahiro Yamada @echo ' dir/file.[oisS] - Build specified target only' 1651ed1ca528SMasahiro Yamada @echo ' dir/file.lst - Build specified mixed source/assembly target only' 1652ed1ca528SMasahiro Yamada @echo ' (requires a recent binutils and recent build (System.map))' 16535fc2f924SIgor Grinberg @echo ' tags/ctags - Generate ctags file for editors' 16545fc2f924SIgor Grinberg @echo ' etags - Generate etags file for editors' 1655ed1ca528SMasahiro Yamada @echo ' cscope - Generate cscope index' 1656ffe29ebcSMasahiro Yamada @echo ' ubootrelease - Output the release version string (use with make -s)' 1657ffe29ebcSMasahiro Yamada @echo ' ubootversion - Output the version stored in Makefile (use with make -s)' 16581bd87630SSimon Glass @echo " cfg - Don't build, just create the .cfg files" 165984a42069SSimon Glass @echo " envtools - Build only the target-side environment tools" 1660ed1ca528SMasahiro Yamada @echo '' 1661ed1ca528SMasahiro Yamada @echo 'Static analysers' 1662ed1ca528SMasahiro Yamada @echo ' checkstack - Generate a list of stack hogs' 16638a28caf0SHeinrich Schuchardt @echo ' coccicheck - Execute static code analysis with Coccinelle' 1664ed1ca528SMasahiro Yamada @echo '' 1665ed1ca528SMasahiro Yamada @echo 'Documentation targets:' 1666ed1ca528SMasahiro Yamada @$(MAKE) -f $(srctree)/doc/DocBook/Makefile dochelp 1667ed1ca528SMasahiro Yamada @echo '' 1668ed1ca528SMasahiro Yamada @echo ' make V=0|1 [targets] 0 => quiet build (default), 1 => verbose build' 1669ed1ca528SMasahiro Yamada @echo ' make V=2 [targets] 2 => give reason for rebuild of target' 1670ed1ca528SMasahiro Yamada @echo ' make O=dir [targets] Locate all output files in "dir", including .config' 1671ed1ca528SMasahiro Yamada @echo ' make C=1 [targets] Check all c source with $$CHECK (sparse by default)' 1672ed1ca528SMasahiro Yamada @echo ' make C=2 [targets] Force check of all c source with $$CHECK' 1673ed1ca528SMasahiro Yamada @echo ' make RECORDMCOUNT_WARN=1 [targets] Warn about ignored mcount sections' 1674ed1ca528SMasahiro Yamada @echo ' make W=n [targets] Enable extra gcc checks, n=1,2,3 where' 1675ed1ca528SMasahiro Yamada @echo ' 1: warnings which may be relevant and do not occur too often' 1676ed1ca528SMasahiro Yamada @echo ' 2: warnings which occur quite often but may still be relevant' 1677ed1ca528SMasahiro Yamada @echo ' 3: more obscure warnings, can most likely be ignored' 1678ed1ca528SMasahiro Yamada @echo ' Multiple levels can be combined with W=12 or W=123' 1679ed1ca528SMasahiro Yamada @echo '' 1680ed1ca528SMasahiro Yamada @echo 'Execute "make" or "make all" to build all targets marked with [*] ' 1681ed1ca528SMasahiro Yamada @echo 'For further info see the ./README file' 1682ed1ca528SMasahiro Yamada 1683633cc7aeSSimon Glasstests: 1684633cc7aeSSimon Glass $(srctree)/test/run 16858fac9c7bSMasahiro Yamada 16868fac9c7bSMasahiro Yamada# Documentation targets 16878fac9c7bSMasahiro Yamada# --------------------------------------------------------------------------- 16888fac9c7bSMasahiro Yamada%docs: scripts_basic FORCE 16898fac9c7bSMasahiro Yamada $(Q)$(MAKE) $(build)=scripts build_docproc 16908fac9c7bSMasahiro Yamada $(Q)$(MAKE) $(build)=doc/DocBook $@ 16918fac9c7bSMasahiro Yamada 1692433b2f1eSMasahiro Yamadaendif #ifeq ($(config-targets),1) 1693433b2f1eSMasahiro Yamadaendif #ifeq ($(mixed-targets),1) 1694433b2f1eSMasahiro Yamada 1695ed1ca528SMasahiro YamadaPHONY += checkstack ubootrelease ubootversion 1696ed1ca528SMasahiro Yamada 1697ed1ca528SMasahiro Yamadacheckstack: 1698ed1ca528SMasahiro Yamada $(OBJDUMP) -d u-boot $$(find . -name u-boot-spl) | \ 1699ed1ca528SMasahiro Yamada $(PERL) $(src)/scripts/checkstack.pl $(ARCH) 1700ed1ca528SMasahiro Yamada 1701ed1ca528SMasahiro Yamadaubootrelease: 1702ed1ca528SMasahiro Yamada @echo "$(UBOOTVERSION)$$($(CONFIG_SHELL) $(srctree)/scripts/setlocalversion $(srctree))" 1703ed1ca528SMasahiro Yamada 1704ed1ca528SMasahiro Yamadaubootversion: 1705ed1ca528SMasahiro Yamada @echo $(UBOOTVERSION) 1706ed1ca528SMasahiro Yamada 1707886d86e8SMasahiro Yamada# Single targets 1708886d86e8SMasahiro Yamada# --------------------------------------------------------------------------- 1709886d86e8SMasahiro Yamada# Single targets are compatible with: 1710886d86e8SMasahiro Yamada# - build with mixed source and output 1711886d86e8SMasahiro Yamada# - build with separate output dir 'make O=...' 1712886d86e8SMasahiro Yamada# - external modules 1713886d86e8SMasahiro Yamada# 1714886d86e8SMasahiro Yamada# target-dir => where to store outputfile 1715886d86e8SMasahiro Yamada# build-dir => directory in kernel source tree to use 1716886d86e8SMasahiro Yamada 1717886d86e8SMasahiro Yamadaifeq ($(KBUILD_EXTMOD),) 1718886d86e8SMasahiro Yamada build-dir = $(patsubst %/,%,$(dir $@)) 1719886d86e8SMasahiro Yamada target-dir = $(dir $@) 1720886d86e8SMasahiro Yamadaelse 1721886d86e8SMasahiro Yamada zap-slash=$(filter-out .,$(patsubst %/,%,$(dir $@))) 1722886d86e8SMasahiro Yamada build-dir = $(KBUILD_EXTMOD)$(if $(zap-slash),/$(zap-slash)) 1723886d86e8SMasahiro Yamada target-dir = $(if $(KBUILD_EXTMOD),$(dir $<),$(dir $@)) 1724886d86e8SMasahiro Yamadaendif 1725886d86e8SMasahiro Yamada 1726886d86e8SMasahiro Yamada%.s: %.c prepare scripts FORCE 1727886d86e8SMasahiro Yamada $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) 1728886d86e8SMasahiro Yamada%.i: %.c prepare scripts FORCE 1729886d86e8SMasahiro Yamada $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) 1730886d86e8SMasahiro Yamada%.o: %.c prepare scripts FORCE 1731886d86e8SMasahiro Yamada $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) 1732886d86e8SMasahiro Yamada%.lst: %.c prepare scripts FORCE 1733886d86e8SMasahiro Yamada $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) 1734886d86e8SMasahiro Yamada%.s: %.S prepare scripts FORCE 1735886d86e8SMasahiro Yamada $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) 1736886d86e8SMasahiro Yamada%.o: %.S prepare scripts FORCE 1737886d86e8SMasahiro Yamada $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) 1738886d86e8SMasahiro Yamada%.symtypes: %.c prepare scripts FORCE 1739886d86e8SMasahiro Yamada $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) 1740886d86e8SMasahiro Yamada 1741886d86e8SMasahiro Yamada# Modules 1742886d86e8SMasahiro Yamada/: prepare scripts FORCE 1743886d86e8SMasahiro Yamada $(cmd_crmodverdir) 1744886d86e8SMasahiro Yamada $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) \ 1745886d86e8SMasahiro Yamada $(build)=$(build-dir) 1746886d86e8SMasahiro Yamada%/: prepare scripts FORCE 1747886d86e8SMasahiro Yamada $(cmd_crmodverdir) 1748886d86e8SMasahiro Yamada $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) \ 1749886d86e8SMasahiro Yamada $(build)=$(build-dir) 1750886d86e8SMasahiro Yamada%.ko: prepare scripts FORCE 1751886d86e8SMasahiro Yamada $(cmd_crmodverdir) 1752886d86e8SMasahiro Yamada $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) \ 1753886d86e8SMasahiro Yamada $(build)=$(build-dir) $(@:.ko=.o) 1754886d86e8SMasahiro Yamada $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost 1755886d86e8SMasahiro Yamada 17568a28caf0SHeinrich Schuchardt# Consistency checks 17578a28caf0SHeinrich Schuchardt# --------------------------------------------------------------------------- 17588a28caf0SHeinrich Schuchardt 17598a28caf0SHeinrich SchuchardtPHONY += coccicheck 17608a28caf0SHeinrich Schuchardt 17618a28caf0SHeinrich Schuchardtcoccicheck: 17628a28caf0SHeinrich Schuchardt $(Q)$(CONFIG_SHELL) $(srctree)/scripts/$@ 17638a28caf0SHeinrich Schuchardt 1764886d86e8SMasahiro Yamada# FIXME Should go into a make.lib or something 1765886d86e8SMasahiro Yamada# =========================================================================== 1766886d86e8SMasahiro Yamada 1767efcf8619SMasahiro Yamadaquiet_cmd_rmdirs = $(if $(wildcard $(rm-dirs)),CLEAN $(wildcard $(rm-dirs))) 1768efcf8619SMasahiro Yamada cmd_rmdirs = rm -rf $(rm-dirs) 1769efcf8619SMasahiro Yamada 1770efcf8619SMasahiro Yamadaquiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),CLEAN $(wildcard $(rm-files))) 1771efcf8619SMasahiro Yamada cmd_rmfiles = rm -f $(rm-files) 1772efcf8619SMasahiro Yamada 1773f9c235fdSMasahiro Yamada# read all saved command lines 1774f9c235fdSMasahiro Yamada 1775f9c235fdSMasahiro Yamadatargets := $(wildcard $(sort $(targets))) 1776f9c235fdSMasahiro Yamadacmd_files := $(wildcard .*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd)) 1777f9c235fdSMasahiro Yamada 1778f9c235fdSMasahiro Yamadaifneq ($(cmd_files),) 1779f9c235fdSMasahiro Yamada $(cmd_files): ; # Do not try to update included dependency files 1780f9c235fdSMasahiro Yamada include $(cmd_files) 1781f9c235fdSMasahiro Yamadaendif 1782f9c235fdSMasahiro Yamada 17839e414032SMasahiro Yamadaendif # skip-makefile 17849e414032SMasahiro Yamada 17859e414032SMasahiro YamadaPHONY += FORCE 17869e414032SMasahiro YamadaFORCE: 17879e414032SMasahiro Yamada 17889e414032SMasahiro Yamada# Declare the contents of the .PHONY variable as phony. We keep that 17899e414032SMasahiro Yamada# information in a variable so we can use it in if_changed and friends. 17909e414032SMasahiro Yamada.PHONY: $(PHONY) 1791