17ebf7443Swdenk# 2eca3aeb3SWolfgang Denk# (C) Copyright 2000-2013 37ebf7443Swdenk# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 47ebf7443Swdenk# 5eca3aeb3SWolfgang Denk# SPDX-License-Identifier: GPL-2.0+ 67ebf7443Swdenk# 77ebf7443Swdenk 8d19ad726STom RiniVERSION = 2014 9d19ad726STom RiniPATCHLEVEL = 01 10211e4754SWolfgang DenkSUBLEVEL = 11b44bd2c7STom RiniEXTRAVERSION = 125f30f3beSMasahiro YamadaNAME = 13ae6d1056SWolfgang Denk 146825a95bSMasahiro Yamada# *DOCUMENTATION* 156825a95bSMasahiro Yamada# To see a list of typical targets execute "make help" 166825a95bSMasahiro Yamada# More info can be located in ./README 176825a95bSMasahiro Yamada# Comments in this file are targeted only to the developer, do not 186825a95bSMasahiro Yamada# expect to learn how to build the kernel reading this file. 196825a95bSMasahiro Yamada 206825a95bSMasahiro Yamada# Do not: 216825a95bSMasahiro Yamada# o use make's built-in rules and variables 226825a95bSMasahiro Yamada# (this increases performance and avoids hard-to-debug behaviour); 236825a95bSMasahiro Yamada# o print "Entering directory ..."; 246825a95bSMasahiro YamadaMAKEFLAGS += -rR --no-print-directory 256825a95bSMasahiro Yamada 266825a95bSMasahiro Yamada# Avoid funny character set dependencies 276825a95bSMasahiro Yamadaunexport LC_ALL 286825a95bSMasahiro YamadaLC_COLLATE=C 296825a95bSMasahiro YamadaLC_NUMERIC=C 306825a95bSMasahiro Yamadaexport LC_COLLATE LC_NUMERIC 316825a95bSMasahiro Yamada 326825a95bSMasahiro Yamada# We are using a recursive build, so we need to do a little thinking 336825a95bSMasahiro Yamada# to get the ordering right. 346825a95bSMasahiro Yamada# 356825a95bSMasahiro Yamada# Most importantly: sub-Makefiles should only ever modify files in 366825a95bSMasahiro Yamada# their own directory. If in some directory we have a dependency on 376825a95bSMasahiro Yamada# a file in another dir (which doesn't happen often, but it's often 386825a95bSMasahiro Yamada# unavoidable when linking the built-in.o targets which finally 396825a95bSMasahiro Yamada# turn into vmlinux), we will call a sub make in that other dir, and 406825a95bSMasahiro Yamada# after that we are sure that everything which is in that other dir 416825a95bSMasahiro Yamada# is now up to date. 426825a95bSMasahiro Yamada# 436825a95bSMasahiro Yamada# The only cases where we need to modify files which have global 446825a95bSMasahiro Yamada# effects are thus separated out and done before the recursive 456825a95bSMasahiro Yamada# descending is started. They are now explicitly listed as the 466825a95bSMasahiro Yamada# prepare rule. 476825a95bSMasahiro Yamada 486825a95bSMasahiro Yamada# To put more focus on warnings, be less verbose as default 496825a95bSMasahiro Yamada# Use 'make V=1' to see the full commands 506825a95bSMasahiro Yamada 516825a95bSMasahiro Yamadaifeq ("$(origin V)", "command line") 526825a95bSMasahiro Yamada KBUILD_VERBOSE = $(V) 536825a95bSMasahiro Yamadaendif 546825a95bSMasahiro Yamadaifndef KBUILD_VERBOSE 556825a95bSMasahiro Yamada KBUILD_VERBOSE = 0 566825a95bSMasahiro Yamadaendif 576825a95bSMasahiro Yamada 586825a95bSMasahiro Yamada# Call a source code checker (by default, "sparse") as part of the 596825a95bSMasahiro Yamada# C compilation. 606825a95bSMasahiro Yamada# 616825a95bSMasahiro Yamada# Use 'make C=1' to enable checking of only re-compiled files. 626825a95bSMasahiro Yamada# Use 'make C=2' to enable checking of *all* source files, regardless 636825a95bSMasahiro Yamada# of whether they are re-compiled or not. 646825a95bSMasahiro Yamada# 656825a95bSMasahiro Yamada# See the file "Documentation/sparse.txt" for more details, including 666825a95bSMasahiro Yamada# where to get the "sparse" utility. 676825a95bSMasahiro Yamada 686825a95bSMasahiro Yamadaifeq ("$(origin C)", "command line") 696825a95bSMasahiro Yamada KBUILD_CHECKSRC = $(C) 706825a95bSMasahiro Yamadaendif 716825a95bSMasahiro Yamadaifndef KBUILD_CHECKSRC 726825a95bSMasahiro Yamada KBUILD_CHECKSRC = 0 736825a95bSMasahiro Yamadaendif 746825a95bSMasahiro Yamada 756825a95bSMasahiro Yamada# Use make M=dir to specify directory of external module to build 766825a95bSMasahiro Yamada# Old syntax make ... SUBDIRS=$PWD is still supported 776825a95bSMasahiro Yamada# Setting the environment variable KBUILD_EXTMOD take precedence 786825a95bSMasahiro Yamadaifdef SUBDIRS 796825a95bSMasahiro Yamada KBUILD_EXTMOD ?= $(SUBDIRS) 806825a95bSMasahiro Yamadaendif 816825a95bSMasahiro Yamada 826825a95bSMasahiro Yamadaifeq ("$(origin M)", "command line") 836825a95bSMasahiro Yamada KBUILD_EXTMOD := $(M) 846825a95bSMasahiro Yamadaendif 856825a95bSMasahiro Yamada 869e414032SMasahiro Yamada# kbuild supports saving output files in a separate directory. 879e414032SMasahiro Yamada# To locate output files in a separate directory two syntaxes are supported. 889e414032SMasahiro Yamada# In both cases the working directory must be the root of the kernel src. 899e414032SMasahiro Yamada# 1) O= 909e414032SMasahiro Yamada# Use "make O=dir/to/store/output/files/" 91f9328639SMarian Balakowicz# 929e414032SMasahiro Yamada# 2) Set KBUILD_OUTPUT 939e414032SMasahiro Yamada# Set the environment variable KBUILD_OUTPUT to point to the directory 949e414032SMasahiro Yamada# where the output files shall be placed. 959e414032SMasahiro Yamada# export KBUILD_OUTPUT=dir/to/store/output/files/ 969e414032SMasahiro Yamada# make 97f9328639SMarian Balakowicz# 989e414032SMasahiro Yamada# The O= assignment takes precedence over the KBUILD_OUTPUT environment 999e414032SMasahiro Yamada# variable. 1007ebf7443Swdenk 1019e414032SMasahiro Yamada 1029e414032SMasahiro Yamada# KBUILD_SRC is set on invocation of make in OBJ directory 1039e414032SMasahiro Yamada# KBUILD_SRC is not intended to be used by the regular user (for now) 1049e414032SMasahiro Yamadaifeq ($(KBUILD_SRC),) 1059e414032SMasahiro Yamada 1069e414032SMasahiro Yamada# OK, Make called in directory where kernel src resides 1079e414032SMasahiro Yamada# Do we want to locate output files in a separate directory? 108f9328639SMarian Balakowiczifeq ("$(origin O)", "command line") 1099e414032SMasahiro Yamada KBUILD_OUTPUT := $(O) 110f9328639SMarian Balakowiczendif 1117ebf7443Swdenk 1129e414032SMasahiro Yamadaifeq ("$(origin W)", "command line") 1139e414032SMasahiro Yamada export KBUILD_ENABLE_EXTRA_GCC_CHECKS := $(W) 1149e414032SMasahiro Yamadaendif 1159e414032SMasahiro Yamada 1169e414032SMasahiro Yamada# That's our default target when none is given on the command line 1179e414032SMasahiro YamadaPHONY := _all 1189e414032SMasahiro Yamada_all: 1199e414032SMasahiro Yamada 1209e414032SMasahiro Yamada# Cancel implicit rules on top Makefile 1219e414032SMasahiro Yamada$(CURDIR)/Makefile Makefile: ; 1229e414032SMasahiro Yamada 1239e414032SMasahiro Yamadaifneq ($(KBUILD_OUTPUT),) 1249e414032SMasahiro Yamada# Invoke a second make in the output directory, passing relevant variables 1259e414032SMasahiro Yamada# check that the output directory actually exists 1269e414032SMasahiro Yamadasaved-output := $(KBUILD_OUTPUT) 1279e414032SMasahiro YamadaKBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd) 1289e414032SMasahiro Yamada$(if $(KBUILD_OUTPUT),, \ 1299e414032SMasahiro Yamada $(error output directory "$(saved-output)" does not exist)) 1309e414032SMasahiro Yamada 1319e414032SMasahiro YamadaPHONY += $(MAKECMDGOALS) sub-make 1329e414032SMasahiro Yamada 1339e414032SMasahiro Yamada$(filter-out _all sub-make $(CURDIR)/Makefile, $(MAKECMDGOALS)) _all: sub-make 1349e414032SMasahiro Yamada @: 1359e414032SMasahiro Yamada 1369e414032SMasahiro Yamadasub-make: FORCE 1379e414032SMasahiro Yamada $(if $(KBUILD_VERBOSE:1=),@)$(MAKE) -C $(KBUILD_OUTPUT) \ 1389e414032SMasahiro Yamada KBUILD_SRC=$(CURDIR) \ 1399e414032SMasahiro Yamada KBUILD_EXTMOD="$(KBUILD_EXTMOD)" -f $(CURDIR)/Makefile \ 1409e414032SMasahiro Yamada $(filter-out _all sub-make,$(MAKECMDGOALS)) 1419e414032SMasahiro Yamada 1429e414032SMasahiro Yamada# Leave processing to above invocation of make 1439e414032SMasahiro Yamadaskip-makefile := 1 1449e414032SMasahiro Yamadaendif # ifneq ($(KBUILD_OUTPUT),) 1459e414032SMasahiro Yamadaendif # ifeq ($(KBUILD_SRC),) 1469e414032SMasahiro Yamada 1479e414032SMasahiro Yamada# We process the rest of the Makefile if this is the final invocation of make 1489e414032SMasahiro Yamadaifeq ($(skip-makefile),) 1499e414032SMasahiro Yamada 1506825a95bSMasahiro Yamada# If building an external module we do not care about the all: rule 1516825a95bSMasahiro Yamada# but instead _all depend on modules 1529e414032SMasahiro YamadaPHONY += all 1536825a95bSMasahiro Yamadaifeq ($(KBUILD_EXTMOD),) 1549e414032SMasahiro Yamada_all: all 1556825a95bSMasahiro Yamadaelse 1566825a95bSMasahiro Yamada_all: modules 1576825a95bSMasahiro Yamadaendif 1589e414032SMasahiro Yamada 1599e414032SMasahiro Yamadasrctree := $(if $(KBUILD_SRC),$(KBUILD_SRC),$(CURDIR)) 1609e414032SMasahiro Yamadaobjtree := $(CURDIR) 1619e414032SMasahiro Yamadasrc := $(srctree) 1629e414032SMasahiro Yamadaobj := $(objtree) 1639e414032SMasahiro Yamada 1649e414032SMasahiro YamadaVPATH := $(srctree)$(if $(KBUILD_EXTMOD),:$(KBUILD_EXTMOD)) 1659e414032SMasahiro Yamada 1669e414032SMasahiro Yamadaexport srctree objtree VPATH 1679e414032SMasahiro Yamada 1689e414032SMasahiro YamadaOBJTREE := $(objtree) 169c8f9c302SDaniel SchwierzeckSPLTREE := $(OBJTREE)/spl 1703aa29de0SYing ZhangTPLTREE := $(OBJTREE)/tpl 1719e414032SMasahiro YamadaSRCTREE := $(srctree) 172f9328639SMarian BalakowiczTOPDIR := $(SRCTREE) 1739e414032SMasahiro Yamadaexport TOPDIR SRCTREE OBJTREE SPLTREE TPLTREE 174f9328639SMarian Balakowicz 175f9328639SMarian BalakowiczMKCONFIG := $(SRCTREE)/mkconfig 176f9328639SMarian Balakowiczexport MKCONFIG 177f9328639SMarian Balakowicz 1785013c09fSWolfgang Denk# Make sure CDPATH settings don't interfere 1795013c09fSWolfgang Denkunexport CDPATH 1805013c09fSWolfgang Denk 181f9328639SMarian Balakowicz######################################################################### 182f9328639SMarian Balakowicz 1835f30f3beSMasahiro YamadaTIMESTAMP_FILE = include/generated/timestamp_autogenerated.h 1845f30f3beSMasahiro YamadaVERSION_FILE = include/generated/version_autogenerated.h 1855f30f3beSMasahiro Yamada 1865f30f3beSMasahiro YamadaHOSTARCH := $(shell uname -m | \ 1875f30f3beSMasahiro Yamada sed -e s/i.86/x86/ \ 1885f30f3beSMasahiro Yamada -e s/sun4u/sparc64/ \ 1895f30f3beSMasahiro Yamada -e s/arm.*/arm/ \ 1905f30f3beSMasahiro Yamada -e s/sa110/arm/ \ 1915f30f3beSMasahiro Yamada -e s/ppc64/powerpc/ \ 1925f30f3beSMasahiro Yamada -e s/ppc/powerpc/ \ 1935f30f3beSMasahiro Yamada -e s/macppc/powerpc/\ 1945f30f3beSMasahiro Yamada -e s/sh.*/sh/) 1955f30f3beSMasahiro Yamada 1965f30f3beSMasahiro YamadaHOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \ 1975f30f3beSMasahiro Yamada sed -e 's/\(cygwin\).*/cygwin/') 1985f30f3beSMasahiro Yamada 1995f30f3beSMasahiro Yamadaexport HOSTARCH HOSTOS 2005f30f3beSMasahiro Yamada 2015f30f3beSMasahiro Yamada# Deal with colliding definitions from tcsh etc. 2025f30f3beSMasahiro YamadaVENDOR= 2035f30f3beSMasahiro Yamada 2045f30f3beSMasahiro Yamada######################################################################### 2055f30f3beSMasahiro Yamada 2061ea6bcd8SMike Frysinger# set default to nothing for native builds 207a5284efdSWolfgang Denkifeq ($(HOSTARCH),$(ARCH)) 2081ea6bcd8SMike FrysingerCROSS_COMPILE ?= 2097ebf7443Swdenkendif 2107ebf7443Swdenk 211f6322eb7SMasahiro Yamada# SHELL used by kbuild 212f6322eb7SMasahiro YamadaCONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ 213f6322eb7SMasahiro Yamada else if [ -x /bin/bash ]; then echo /bin/bash; \ 214f6322eb7SMasahiro Yamada else echo sh; fi ; fi) 215f6322eb7SMasahiro Yamada 216f6322eb7SMasahiro YamadaHOSTCC = gcc 217f6322eb7SMasahiro YamadaHOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer 218f6322eb7SMasahiro Yamada 219f6322eb7SMasahiro Yamadaifeq ($(HOSTOS),cygwin) 220f6322eb7SMasahiro YamadaHOSTCFLAGS += -ansi 221f6322eb7SMasahiro Yamadaendif 222f6322eb7SMasahiro Yamada 223f6322eb7SMasahiro Yamada# Mac OS X / Darwin's C preprocessor is Apple specific. It 224f6322eb7SMasahiro Yamada# generates numerous errors and warnings. We want to bypass it 225f6322eb7SMasahiro Yamada# and use GNU C's cpp. To do this we pass the -traditional-cpp 226f6322eb7SMasahiro Yamada# option to the compiler. Note that the -traditional-cpp flag 227f6322eb7SMasahiro Yamada# DOES NOT have the same semantics as GNU C's flag, all it does 228f6322eb7SMasahiro Yamada# is invoke the GNU preprocessor in stock ANSI/ISO C fashion. 229f6322eb7SMasahiro Yamada# 230f6322eb7SMasahiro Yamada# Apple's linker is similar, thanks to the new 2 stage linking 231f6322eb7SMasahiro Yamada# multiple symbol definitions are treated as errors, hence the 232f6322eb7SMasahiro Yamada# -multiply_defined suppress option to turn off this error. 233f6322eb7SMasahiro Yamada# 234f6322eb7SMasahiro Yamadaifeq ($(HOSTOS),darwin) 235f6322eb7SMasahiro Yamada# get major and minor product version (e.g. '10' and '6' for Snow Leopard) 236f6322eb7SMasahiro YamadaDARWIN_MAJOR_VERSION = $(shell sw_vers -productVersion | cut -f 1 -d '.') 237f6322eb7SMasahiro YamadaDARWIN_MINOR_VERSION = $(shell sw_vers -productVersion | cut -f 2 -d '.') 238f6322eb7SMasahiro Yamada 239f6322eb7SMasahiro Yamadaos_x_before = $(shell if [ $(DARWIN_MAJOR_VERSION) -le $(1) -a \ 240f6322eb7SMasahiro Yamada $(DARWIN_MINOR_VERSION) -le $(2) ] ; then echo "$(3)"; else echo "$(4)"; fi ;) 241f6322eb7SMasahiro Yamada 242f6322eb7SMasahiro Yamada# Snow Leopards build environment has no longer restrictions as described above 243f6322eb7SMasahiro YamadaHOSTCC = $(call os_x_before, 10, 5, "cc", "gcc") 244f6322eb7SMasahiro YamadaHOSTCFLAGS += $(call os_x_before, 10, 4, "-traditional-cpp") 245f6322eb7SMasahiro YamadaHOSTLDFLAGS += $(call os_x_before, 10, 5, "-multiply_defined suppress") 246f6322eb7SMasahiro Yamadaendif 247f6322eb7SMasahiro Yamada 2486825a95bSMasahiro Yamada# Decide whether to build built-in, modular, or both. 2496825a95bSMasahiro Yamada# Normally, just do built-in. 2506825a95bSMasahiro Yamada 2516825a95bSMasahiro YamadaKBUILD_MODULES := 2526825a95bSMasahiro YamadaKBUILD_BUILTIN := 1 2536825a95bSMasahiro Yamada 2546825a95bSMasahiro Yamada# If we have only "make modules", don't compile built-in objects. 2556825a95bSMasahiro Yamada# When we're building modules with modversions, we need to consider 2566825a95bSMasahiro Yamada# the built-in objects during the descend as well, in order to 2576825a95bSMasahiro Yamada# make sure the checksums are up to date before we record them. 2586825a95bSMasahiro Yamada 2596825a95bSMasahiro Yamadaifeq ($(MAKECMDGOALS),modules) 2606825a95bSMasahiro Yamada KBUILD_BUILTIN := $(if $(CONFIG_MODVERSIONS),1) 2616825a95bSMasahiro Yamadaendif 2626825a95bSMasahiro Yamada 2636825a95bSMasahiro Yamada# If we have "make <whatever> modules", compile modules 2646825a95bSMasahiro Yamada# in addition to whatever we do anyway. 2656825a95bSMasahiro Yamada# Just "make" or "make all" shall build modules as well 2666825a95bSMasahiro Yamada 2676825a95bSMasahiro Yamada# U-Boot does not need modules 2686825a95bSMasahiro Yamada#ifneq ($(filter all _all modules,$(MAKECMDGOALS)),) 2696825a95bSMasahiro Yamada# KBUILD_MODULES := 1 2706825a95bSMasahiro Yamada#endif 2716825a95bSMasahiro Yamada 2726825a95bSMasahiro Yamada#ifeq ($(MAKECMDGOALS),) 2736825a95bSMasahiro Yamada# KBUILD_MODULES := 1 2746825a95bSMasahiro Yamada#endif 2756825a95bSMasahiro Yamada 2766825a95bSMasahiro Yamadaexport KBUILD_MODULES KBUILD_BUILTIN 2776825a95bSMasahiro Yamadaexport KBUILD_CHECKSRC KBUILD_SRC KBUILD_EXTMOD 2786825a95bSMasahiro Yamada 2796825a95bSMasahiro Yamada# Beautify output 2806825a95bSMasahiro Yamada# --------------------------------------------------------------------------- 2816825a95bSMasahiro Yamada# 2826825a95bSMasahiro Yamada# Normally, we echo the whole command before executing it. By making 2836825a95bSMasahiro Yamada# that echo $($(quiet)$(cmd)), we now have the possibility to set 2846825a95bSMasahiro Yamada# $(quiet) to choose other forms of output instead, e.g. 2856825a95bSMasahiro Yamada# 2866825a95bSMasahiro Yamada# quiet_cmd_cc_o_c = Compiling $(RELDIR)/$@ 2876825a95bSMasahiro Yamada# cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $< 2886825a95bSMasahiro Yamada# 2896825a95bSMasahiro Yamada# If $(quiet) is empty, the whole command will be printed. 2906825a95bSMasahiro Yamada# If it is set to "quiet_", only the short version will be printed. 2916825a95bSMasahiro Yamada# If it is set to "silent_", nothing will be printed at all, since 2926825a95bSMasahiro Yamada# the variable $(silent_cmd_cc_o_c) doesn't exist. 2936825a95bSMasahiro Yamada# 2946825a95bSMasahiro Yamada# A simple variant is to prefix commands with $(Q) - that's useful 2956825a95bSMasahiro Yamada# for commands that shall be hidden in non-verbose mode. 2966825a95bSMasahiro Yamada# 2976825a95bSMasahiro Yamada# $(Q)ln $@ :< 2986825a95bSMasahiro Yamada# 2996825a95bSMasahiro Yamada# If KBUILD_VERBOSE equals 0 then the above command will be hidden. 3006825a95bSMasahiro Yamada# If KBUILD_VERBOSE equals 1 then the above command is displayed. 3016825a95bSMasahiro Yamada 3026825a95bSMasahiro Yamadaifeq ($(KBUILD_VERBOSE),1) 3036825a95bSMasahiro Yamada quiet = 3046825a95bSMasahiro Yamada Q = 3056825a95bSMasahiro Yamadaelse 3066825a95bSMasahiro Yamada quiet=quiet_ 3076825a95bSMasahiro Yamada Q = @ 3086825a95bSMasahiro Yamadaendif 3096825a95bSMasahiro Yamada 3106825a95bSMasahiro Yamada# If the user is running make -s (silent mode), suppress echoing of 3116825a95bSMasahiro Yamada# commands 3126825a95bSMasahiro Yamada 3136825a95bSMasahiro Yamadaifneq ($(filter s% -s%,$(MAKEFLAGS)),) 3146825a95bSMasahiro Yamada quiet=silent_ 3156825a95bSMasahiro Yamadaendif 3166825a95bSMasahiro Yamada 3176825a95bSMasahiro Yamadaexport quiet Q KBUILD_VERBOSE 3186825a95bSMasahiro Yamada 3196825a95bSMasahiro Yamada 3209e414032SMasahiro Yamada# Look for make include files relative to root of kernel src 3219e414032SMasahiro YamadaMAKEFLAGS += --include-dir=$(srctree) 3229e414032SMasahiro Yamada 323bf4b3de1SMasahiro Yamada# We need some generic definitions (do not try to remake the file). 324bf4b3de1SMasahiro Yamada$(srctree)/scripts/Kbuild.include: ; 325bf4b3de1SMasahiro Yamadainclude $(srctree)/scripts/Kbuild.include 326bf4b3de1SMasahiro Yamada 327f6322eb7SMasahiro Yamada# Make variables (CC, etc...) 328f6322eb7SMasahiro Yamada 329f6322eb7SMasahiro YamadaAS = $(CROSS_COMPILE)as 330f6322eb7SMasahiro Yamada# Always use GNU ld 331f6322eb7SMasahiro Yamadaifneq ($(shell $(CROSS_COMPILE)ld.bfd -v 2> /dev/null),) 332f6322eb7SMasahiro YamadaLD = $(CROSS_COMPILE)ld.bfd 333f6322eb7SMasahiro Yamadaelse 334f6322eb7SMasahiro YamadaLD = $(CROSS_COMPILE)ld 335f6322eb7SMasahiro Yamadaendif 336f6322eb7SMasahiro YamadaCC = $(CROSS_COMPILE)gcc 337f6322eb7SMasahiro YamadaCPP = $(CC) -E 338f6322eb7SMasahiro YamadaAR = $(CROSS_COMPILE)ar 339f6322eb7SMasahiro YamadaNM = $(CROSS_COMPILE)nm 340f6322eb7SMasahiro YamadaLDR = $(CROSS_COMPILE)ldr 341f6322eb7SMasahiro YamadaSTRIP = $(CROSS_COMPILE)strip 342f6322eb7SMasahiro YamadaOBJCOPY = $(CROSS_COMPILE)objcopy 343f6322eb7SMasahiro YamadaOBJDUMP = $(CROSS_COMPILE)objdump 344f6322eb7SMasahiro YamadaAWK = awk 345f6322eb7SMasahiro YamadaRANLIB = $(CROSS_COMPILE)RANLIB 346f6322eb7SMasahiro YamadaDTC = dtc 347f6322eb7SMasahiro YamadaCHECK = sparse 348f6322eb7SMasahiro Yamada 349f6322eb7SMasahiro YamadaCHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \ 350f6322eb7SMasahiro Yamada -Wbitwise -Wno-return-void -D__CHECK_ENDIAN__ $(CF) 351f6322eb7SMasahiro Yamada 3522b3c9d3dSMasahiro YamadaKBUILD_CPPFLAGS := -D__KERNEL__ 3532b3c9d3dSMasahiro Yamada 3542b3c9d3dSMasahiro YamadaKBUILD_CFLAGS := -Wall -Wstrict-prototypes \ 3552b3c9d3dSMasahiro Yamada -Wno-format-security \ 3562b3c9d3dSMasahiro Yamada -fno-builtin -ffreestanding 3572b3c9d3dSMasahiro YamadaKBUILD_AFLAGS := -D__ASSEMBLY__ 3582b3c9d3dSMasahiro Yamada 3595f30f3beSMasahiro YamadaU_BOOT_VERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(SUBLEVEL)))$(EXTRAVERSION) 3605f30f3beSMasahiro Yamada 3615f30f3beSMasahiro Yamadaexport VERSION PATCHLEVEL SUBLEVEL U_BOOT_VERSION 362433b2f1eSMasahiro Yamadaexport ARCH CPU BOARD VENDOR SOC 363f6322eb7SMasahiro Yamadaexport CONFIG_SHELL HOSTCC HOSTCFLAGS HOSTLDFLAGS CROSS_COMPILE AS LD CC 364f6322eb7SMasahiro Yamadaexport CPP AR NM LDR STRIP OBJCOPY OBJDUMP 365f6322eb7SMasahiro Yamadaexport MAKE AWK 366f6322eb7SMasahiro Yamadaexport DTC CHECK CHECKFLAGS 367f6322eb7SMasahiro Yamada 368fea1ca8eSMasahiro Yamadaexport KBUILD_CPPFLAGS NOSTDINC_FLAGS UBOOTINCLUDE 3692b3c9d3dSMasahiro Yamadaexport KBUILD_CFLAGS KBUILD_AFLAGS 3702b3c9d3dSMasahiro Yamada 3716825a95bSMasahiro Yamada# When compiling out-of-tree modules, put MODVERDIR in the module 3726825a95bSMasahiro Yamada# tree rather than in the kernel tree. The kernel tree might 3736825a95bSMasahiro Yamada# even be read-only. 3746825a95bSMasahiro Yamadaexport MODVERDIR := $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/).tmp_versions 3756825a95bSMasahiro Yamada 3766825a95bSMasahiro Yamada# Files to ignore in find ... statements 3776825a95bSMasahiro Yamada 3786825a95bSMasahiro YamadaRCS_FIND_IGNORE := \( -name SCCS -o -name BitKeeper -o -name .svn -o -name CVS \ 3796825a95bSMasahiro Yamada -o -name .pc -o -name .hg -o -name .git \) -prune -o 3806825a95bSMasahiro Yamadaexport RCS_TAR_IGNORE := --exclude SCCS --exclude BitKeeper --exclude .svn \ 3816825a95bSMasahiro Yamada --exclude CVS --exclude .pc --exclude .hg --exclude .git 3826825a95bSMasahiro Yamada 3836825a95bSMasahiro Yamada# =========================================================================== 3846825a95bSMasahiro Yamada# Rules shared between *config targets and build targets 3856825a95bSMasahiro Yamada 3866825a95bSMasahiro Yamada# Basic helpers built in scripts/ 3876825a95bSMasahiro YamadaPHONY += scripts_basic 3886825a95bSMasahiro Yamadascripts_basic: 3896825a95bSMasahiro Yamada $(Q)$(MAKE) $(build)=scripts/basic 3906825a95bSMasahiro Yamada $(Q)rm -f .tmp_quiet_recordmcount 3916825a95bSMasahiro Yamada 3926825a95bSMasahiro Yamada# To avoid any implicit rule to kick in, define an empty command. 3936825a95bSMasahiro Yamadascripts/basic/%: scripts_basic ; 3946825a95bSMasahiro Yamada 395433b2f1eSMasahiro Yamada# To make sure we do not include .config for any of the *config targets 396433b2f1eSMasahiro Yamada# catch them early, and hand them over to scripts/kconfig/Makefile 397433b2f1eSMasahiro Yamada# It is allowed to specify more targets when calling make, including 398433b2f1eSMasahiro Yamada# mixing *config targets and build targets. 399433b2f1eSMasahiro Yamada# For example 'make oldconfig all'. 400433b2f1eSMasahiro Yamada# Detect when mixed targets is specified, and make a second invocation 401433b2f1eSMasahiro Yamada# of make so .config is not included in this case either (for *config). 4026825a95bSMasahiro Yamada 403433b2f1eSMasahiro Yamadano-dot-config-targets := clean clobber mrproper distclean \ 404433b2f1eSMasahiro Yamada cscope TAGS %tags help %docs check% coccicheck \ 405433b2f1eSMasahiro Yamada backup 4062b3c9d3dSMasahiro Yamada 407433b2f1eSMasahiro Yamadaconfig-targets := 0 408433b2f1eSMasahiro Yamadamixed-targets := 0 409433b2f1eSMasahiro Yamadadot-config := 1 4102b3c9d3dSMasahiro Yamada 411433b2f1eSMasahiro Yamadaifneq ($(filter $(no-dot-config-targets), $(MAKECMDGOALS)),) 412433b2f1eSMasahiro Yamada ifeq ($(filter-out $(no-dot-config-targets), $(MAKECMDGOALS)),) 413433b2f1eSMasahiro Yamada dot-config := 0 4142b3c9d3dSMasahiro Yamada endif 4152b3c9d3dSMasahiro Yamadaendif 4162b3c9d3dSMasahiro Yamada 417433b2f1eSMasahiro Yamadaifeq ($(KBUILD_EXTMOD),) 418433b2f1eSMasahiro Yamada ifneq ($(filter config %config,$(MAKECMDGOALS)),) 419433b2f1eSMasahiro Yamada config-targets := 1 420433b2f1eSMasahiro Yamada ifneq ($(filter-out config %config,$(MAKECMDGOALS)),) 421433b2f1eSMasahiro Yamada mixed-targets := 1 422433b2f1eSMasahiro Yamada endif 423433b2f1eSMasahiro Yamada endif 424433b2f1eSMasahiro Yamadaendif 425433b2f1eSMasahiro Yamada 426433b2f1eSMasahiro Yamadaifeq ($(mixed-targets),1) 427433b2f1eSMasahiro Yamada# =========================================================================== 428433b2f1eSMasahiro Yamada# We're called with mixed targets (*config and build targets). 429433b2f1eSMasahiro Yamada# Handle them one by one. 430433b2f1eSMasahiro Yamada 431433b2f1eSMasahiro Yamada%:: FORCE 432433b2f1eSMasahiro Yamada $(Q)$(MAKE) -C $(srctree) KBUILD_SRC= $@ 433433b2f1eSMasahiro Yamada 434433b2f1eSMasahiro Yamadaelse 435433b2f1eSMasahiro Yamadaifeq ($(config-targets),1) 436433b2f1eSMasahiro Yamada# =========================================================================== 437433b2f1eSMasahiro Yamada# *config targets only - make sure prerequisites are updated, and descend 438433b2f1eSMasahiro Yamada# in scripts/kconfig to make the *config target 439433b2f1eSMasahiro Yamada 440433b2f1eSMasahiro Yamada# Read arch specific Makefile to set KBUILD_DEFCONFIG as needed. 441433b2f1eSMasahiro Yamada# KBUILD_DEFCONFIG may point out an alternative default configuration 442433b2f1eSMasahiro Yamada# used for 'make defconfig' 443433b2f1eSMasahiro Yamada 444433b2f1eSMasahiro Yamada%_config:: 445433b2f1eSMasahiro Yamada @$(MKCONFIG) -A $(@:_config=) 446433b2f1eSMasahiro Yamada 447433b2f1eSMasahiro Yamadaelse 448433b2f1eSMasahiro Yamada# =========================================================================== 449433b2f1eSMasahiro Yamada# Build targets only - this includes vmlinux, arch specific targets, clean 450433b2f1eSMasahiro Yamada# targets and others. In general all targets except *config targets. 451433b2f1eSMasahiro Yamada 452433b2f1eSMasahiro Yamada# load ARCH, BOARD, and CPU configuration 453433b2f1eSMasahiro Yamada-include include/config.mk 454433b2f1eSMasahiro Yamada 455433b2f1eSMasahiro Yamadaifeq ($(dot-config),1) 456433b2f1eSMasahiro Yamada# Read in config 457433b2f1eSMasahiro Yamada-include include/autoconf.mk 458433b2f1eSMasahiro Yamada-include include/autoconf.mk.dep 459433b2f1eSMasahiro Yamada 46092b197f0SWolfgang Denk# load other configuration 461433b2f1eSMasahiro Yamadainclude $(srctree)/config.mk 46292b197f0SWolfgang Denk 463433b2f1eSMasahiro Yamadaifeq ($(wildcard include/config.mk),) 464433b2f1eSMasahiro Yamada$(error "System not configured - see README") 465ced0715dSMasahiro Yamadaendif 466ced0715dSMasahiro Yamada 467ced0715dSMasahiro Yamadaifeq ($(__HAVE_ARCH_GENERIC_BOARD),) 468ced0715dSMasahiro Yamadaifneq ($(CONFIG_SYS_GENERIC_BOARD),) 469433b2f1eSMasahiro Yamada$(error Your architecture does not support generic board. \ 470ced0715dSMasahiro YamadaPlease undefined CONFIG_SYS_GENERIC_BOARD in your board config file) 471ced0715dSMasahiro Yamadaendif 472fada9e20SSimon Glassendif 4736825a95bSMasahiro Yamada 474d51dfff7SIlya Yanok# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 475d51dfff7SIlya Yanok# that (or fail if absent). Otherwise, search for a linker script in a 476d51dfff7SIlya Yanok# standard location. 477d51dfff7SIlya Yanok 478ee60197eSSimon GlassLDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) 479ee60197eSSimon Glass 480d51dfff7SIlya Yanokifndef LDSCRIPT 481d51dfff7SIlya Yanok #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug 482d51dfff7SIlya Yanok ifdef CONFIG_SYS_LDSCRIPT 483d51dfff7SIlya Yanok # need to strip off double quotes 484a8c07541SMasahiro Yamada LDSCRIPT := $(CONFIG_SYS_LDSCRIPT:"%"=%) 485d51dfff7SIlya Yanok endif 486d51dfff7SIlya Yanokendif 487d51dfff7SIlya Yanok 488ee60197eSSimon Glass# If there is no specified link script, we look in a number of places for it 489d51dfff7SIlya Yanokifndef LDSCRIPT 490d51dfff7SIlya Yanok ifeq ($(CONFIG_NAND_U_BOOT),y) 491d51dfff7SIlya Yanok LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds 492d51dfff7SIlya Yanok ifeq ($(wildcard $(LDSCRIPT)),) 493d51dfff7SIlya Yanok LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds 494d51dfff7SIlya Yanok endif 495d51dfff7SIlya Yanok endif 496d51dfff7SIlya Yanok ifeq ($(wildcard $(LDSCRIPT)),) 497d51dfff7SIlya Yanok LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds 498d51dfff7SIlya Yanok endif 499d51dfff7SIlya Yanok ifeq ($(wildcard $(LDSCRIPT)),) 500d51dfff7SIlya Yanok LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds 501d51dfff7SIlya Yanok endif 502d51dfff7SIlya Yanok ifeq ($(wildcard $(LDSCRIPT)),) 503ee60197eSSimon Glass LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds 504ee60197eSSimon Glass # We don't expect a Makefile here 505ee60197eSSimon Glass LDSCRIPT_MAKEFILE_DIR = 506ee60197eSSimon Glass endif 507ee60197eSSimon Glass ifeq ($(wildcard $(LDSCRIPT)),) 508d51dfff7SIlya Yanok$(error could not find linker script) 509d51dfff7SIlya Yanok endif 510d51dfff7SIlya Yanokendif 511d51dfff7SIlya Yanok 512433b2f1eSMasahiro Yamadaelse 513433b2f1eSMasahiro Yamada 514433b2f1eSMasahiro Yamada 515433b2f1eSMasahiro Yamadaendif # $(dot-config) 516433b2f1eSMasahiro Yamada 517433b2f1eSMasahiro YamadaKBUILD_CFLAGS += -Os #-fomit-frame-pointer 518433b2f1eSMasahiro Yamada 519433b2f1eSMasahiro Yamadaifdef BUILD_TAG 520433b2f1eSMasahiro YamadaKBUILD_CFLAGS += -DBUILD_TAG='"$(BUILD_TAG)"' 521433b2f1eSMasahiro Yamadaendif 522433b2f1eSMasahiro Yamada 523433b2f1eSMasahiro YamadaKBUILD_CFLAGS += $(call cc-option,-fno-stack-protector) 524433b2f1eSMasahiro Yamada 525433b2f1eSMasahiro YamadaKBUILD_CFLAGS += -g 526433b2f1eSMasahiro Yamada# $(KBUILD_AFLAGS) sets -g, which causes gcc to pass a suitable -g<format> 527433b2f1eSMasahiro Yamada# option to the assembler. 528433b2f1eSMasahiro YamadaKBUILD_AFLAGS += -g 529433b2f1eSMasahiro Yamada 530433b2f1eSMasahiro Yamada# Report stack usage if supported 531433b2f1eSMasahiro YamadaKBUILD_CFLAGS += $(call cc-option,-fstack-usage) 532433b2f1eSMasahiro Yamada 533433b2f1eSMasahiro YamadaKBUILD_CFLAGS += $(call cc-option,-Wno-format-nonliteral) 534433b2f1eSMasahiro Yamada 535433b2f1eSMasahiro Yamada# turn jbsr into jsr for m68k 536433b2f1eSMasahiro Yamadaifeq ($(ARCH),m68k) 537433b2f1eSMasahiro Yamadaifeq ($(findstring 3.4,$(shell $(CC) --version)),3.4) 538433b2f1eSMasahiro YamadaKBUILD_AFLAGS += -Wa,-gstabs,-S 539433b2f1eSMasahiro Yamadaendif 540433b2f1eSMasahiro Yamadaendif 541433b2f1eSMasahiro Yamada 542433b2f1eSMasahiro Yamadaifneq ($(CONFIG_SYS_TEXT_BASE),) 543433b2f1eSMasahiro YamadaKBUILD_CPPFLAGS += -DCONFIG_SYS_TEXT_BASE=$(CONFIG_SYS_TEXT_BASE) 544433b2f1eSMasahiro Yamadaendif 545433b2f1eSMasahiro Yamada 546433b2f1eSMasahiro Yamadaexport CONFIG_SYS_TEXT_BASE 547433b2f1eSMasahiro Yamada 548433b2f1eSMasahiro Yamada# Use UBOOTINCLUDE when you must reference the include/ directory. 549433b2f1eSMasahiro Yamada# Needed to be compatible with the O= option 550433b2f1eSMasahiro YamadaUBOOTINCLUDE := 551433b2f1eSMasahiro Yamadaifneq ($(OBJTREE),$(SRCTREE)) 552433b2f1eSMasahiro YamadaUBOOTINCLUDE += -I$(OBJTREE)/include 553433b2f1eSMasahiro Yamadaendif 554433b2f1eSMasahiro YamadaUBOOTINCLUDE += -I$(srctree)/include \ 555433b2f1eSMasahiro Yamada -I$(srctree)/arch/$(ARCH)/include 556433b2f1eSMasahiro Yamada 557433b2f1eSMasahiro YamadaNOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include) 558433b2f1eSMasahiro YamadaCHECKFLAGS += $(NOSTDINC_FLAGS) 559433b2f1eSMasahiro Yamada 560433b2f1eSMasahiro Yamada# FIX ME 561433b2f1eSMasahiro Yamadacpp_flags := $(KBUILD_CPPFLAGS) $(CPPFLAGS) $(UBOOTINCLUDE) $(NOSTDINC_FLAGS) 562433b2f1eSMasahiro Yamadac_flags := $(KBUILD_CFLAGS) $(cpp_flags) 563433b2f1eSMasahiro Yamada 564656de6b8SMasahiro Yamada.PHONY : $(VERSION_FILE) $(TIMESTAMP_FILE) 565433b2f1eSMasahiro Yamada 5667ebf7443Swdenk######################################################################### 5677ebf7443Swdenk# U-Boot objects....order is important (i.e. start must be first) 5687ebf7443Swdenk 569e8a8b824SMasahiro Yamadahead-y := $(CPUDIR)/start.o 570e8a8b824SMasahiro Yamadahead-$(CONFIG_4xx) += arch/powerpc/cpu/ppc4xx/resetvec.o 571e8a8b824SMasahiro Yamadahead-$(CONFIG_MPC85xx) += arch/powerpc/cpu/mpc85xx/resetvec.o 5727ebf7443Swdenk 5739e414032SMasahiro YamadaHAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n) 5748b5a0264SDaniel Schwierzeck 575656de6b8SMasahiro Yamadalibs-y += lib/ 576656de6b8SMasahiro Yamadalibs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/ 577656de6b8SMasahiro Yamadalibs-y += $(CPUDIR)/ 5781d9f4105Swdenkifdef SOC 579656de6b8SMasahiro Yamadalibs-y += $(CPUDIR)/$(SOC)/ 5801d9f4105Swdenkendif 581656de6b8SMasahiro Yamadalibs-$(CONFIG_IXP4XX_NPE) += drivers/net/npe/ 582656de6b8SMasahiro Yamadalibs-$(CONFIG_OF_EMBED) += dts/ 583656de6b8SMasahiro Yamadalibs-y += arch/$(ARCH)/lib/ 584656de6b8SMasahiro Yamadalibs-y += fs/ 585656de6b8SMasahiro Yamadalibs-y += net/ 586656de6b8SMasahiro Yamadalibs-y += disk/ 587656de6b8SMasahiro Yamadalibs-y += drivers/ 588656de6b8SMasahiro Yamadalibs-y += drivers/dma/ 589656de6b8SMasahiro Yamadalibs-y += drivers/gpio/ 590656de6b8SMasahiro Yamadalibs-y += drivers/i2c/ 591656de6b8SMasahiro Yamadalibs-y += drivers/input/ 592656de6b8SMasahiro Yamadalibs-y += drivers/mmc/ 593656de6b8SMasahiro Yamadalibs-y += drivers/mtd/ 594656de6b8SMasahiro Yamadalibs-$(CONFIG_CMD_NAND) += drivers/mtd/nand/ 595656de6b8SMasahiro Yamadalibs-y += drivers/mtd/onenand/ 596656de6b8SMasahiro Yamadalibs-$(CONFIG_CMD_UBI) += drivers/mtd/ubi/ 597656de6b8SMasahiro Yamadalibs-y += drivers/mtd/spi/ 598656de6b8SMasahiro Yamadalibs-y += drivers/net/ 599656de6b8SMasahiro Yamadalibs-y += drivers/net/phy/ 600656de6b8SMasahiro Yamadalibs-y += drivers/pci/ 601656de6b8SMasahiro Yamadalibs-y += drivers/power/ \ 602e2906a59SMasahiro Yamada drivers/power/fuel_gauge/ \ 603e2906a59SMasahiro Yamada drivers/power/mfd/ \ 604e2906a59SMasahiro Yamada drivers/power/pmic/ \ 605e2906a59SMasahiro Yamada drivers/power/battery/ 606656de6b8SMasahiro Yamadalibs-y += drivers/spi/ 607656de6b8SMasahiro Yamadalibs-$(CONFIG_FMAN_ENET) += drivers/net/fm/ 608656de6b8SMasahiro Yamadalibs-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/ 609656de6b8SMasahiro Yamadalibs-y += drivers/serial/ 610656de6b8SMasahiro Yamadalibs-y += drivers/usb/eth/ 611656de6b8SMasahiro Yamadalibs-y += drivers/usb/gadget/ 612656de6b8SMasahiro Yamadalibs-y += drivers/usb/host/ 613656de6b8SMasahiro Yamadalibs-y += drivers/usb/musb/ 614656de6b8SMasahiro Yamadalibs-y += drivers/usb/musb-new/ 615656de6b8SMasahiro Yamadalibs-y += drivers/usb/phy/ 616656de6b8SMasahiro Yamadalibs-y += drivers/usb/ulpi/ 617656de6b8SMasahiro Yamadalibs-y += common/ 618656de6b8SMasahiro Yamadalibs-y += lib/libfdt/ 619656de6b8SMasahiro Yamadalibs-$(CONFIG_API) += api/ 620656de6b8SMasahiro Yamadalibs-$(CONFIG_HAS_POST) += post/ 621656de6b8SMasahiro Yamadalibs-y += test/ 622f9328639SMarian Balakowicz 62324e8bee5SAlison Wangifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610)) 624656de6b8SMasahiro Yamadalibs-y += arch/$(ARCH)/imx-common/ 62518936ee2SJason Liuendif 62618936ee2SJason Liu 627656de6b8SMasahiro Yamadalibs-$(CONFIG_ARM) += arch/arm/cpu/ 628656de6b8SMasahiro Yamadalibs-$(CONFIG_PPC) += arch/powerpc/cpu/ 629852bd07cSMinkyu Kang 630656de6b8SMasahiro Yamadalibs-y += board/$(BOARDDIR)/ 63108e39a84SMasahiro Yamada 632656de6b8SMasahiro Yamadalibs-y := $(sort $(libs-y)) 633656de6b8SMasahiro Yamada 634656de6b8SMasahiro Yamadau-boot-dirs := $(patsubst %/,%,$(filter %/, $(libs-y))) tools examples 635656de6b8SMasahiro Yamada 636656de6b8SMasahiro Yamadau-boot-alldirs := $(sort $(u-boot-dirs) $(patsubst %/,%,$(filter %/, $(libs-)))) 637656de6b8SMasahiro Yamada 638656de6b8SMasahiro Yamadalibs-y := $(patsubst %/, %/built-in.o, $(libs-y)) 639656de6b8SMasahiro Yamada 640656de6b8SMasahiro Yamadau-boot-init := $(head-y) 641656de6b8SMasahiro Yamadau-boot-main := $(libs-y) 642656de6b8SMasahiro Yamada 643a8c7c708Swdenk 6444f7cb08eSwdenk# Add GCC lib 64552b1bf2cSWolfgang Denkifdef USE_PRIVATE_LIBGCC 64652b1bf2cSWolfgang Denkifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 6476825a95bSMasahiro YamadaPLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/lib.a 64852b1bf2cSWolfgang Denkelse 64952b1bf2cSWolfgang DenkPLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 65052b1bf2cSWolfgang Denkendif 65152b1bf2cSWolfgang Denkelse 6526825a95bSMasahiro YamadaPLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(c_flags) -print-libgcc-file-name`) -lgcc 65352b1bf2cSWolfgang Denkendif 65452b1bf2cSWolfgang DenkPLATFORM_LIBS += $(PLATFORM_LIBGCC) 65552b1bf2cSWolfgang Denkexport PLATFORM_LIBS 6563d3befa7Swdenk 6576ac9f479SMike Frysinger# Special flags for CPP when processing the linker script. 6586ac9f479SMike Frysinger# Pass the version down so we can handle backwards compatibility 6596ac9f479SMike Frysinger# on the fly. 6606ac9f479SMike FrysingerLDPPFLAGS += \ 6616ac9f479SMike Frysinger -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 6627e6403a6SSimon Glass -DCPUDIR=$(CPUDIR) \ 6636ac9f479SMike Frysinger $(shell $(LD) --version | \ 6646ac9f479SMike Frysinger sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 6656ac9f479SMike Frysinger 6667ebf7443Swdenk######################################################################### 667bdccc4feSwdenk######################################################################### 6687ebf7443Swdenk 669f3a14d37SMike Frysingerifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 670f3a14d37SMike FrysingerBOARD_SIZE_CHECK = \ 671f3a14d37SMike Frysinger @actual=`wc -c $@ | awk '{print $$1}'`; \ 672d060e6f4SJoe Hershberger limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \ 673f3a14d37SMike Frysinger if test $$actual -gt $$limit; then \ 674d060e6f4SJoe Hershberger echo "$@ exceeds file size limit:" >&2 ; \ 675d060e6f4SJoe Hershberger echo " limit: $$limit bytes" >&2 ; \ 676d060e6f4SJoe Hershberger echo " actual: $$actual bytes" >&2 ; \ 677d060e6f4SJoe Hershberger echo " excess: $$((actual - limit)) bytes" >&2; \ 678f3a14d37SMike Frysinger exit 1; \ 679f3a14d37SMike Frysinger fi 680f3a14d37SMike Frysingerelse 681f3a14d37SMike FrysingerBOARD_SIZE_CHECK = 682f3a14d37SMike Frysingerendif 683f3a14d37SMike Frysinger 6848137af19SScott Wood# Statically apply RELA-style relocations (currently arm64 only) 6858137af19SScott Woodifneq ($(CONFIG_STATIC_RELA),) 6868137af19SScott Wood# $(1) is u-boot ELF, $(2) is u-boot bin, $(3) is text base 6878137af19SScott WoodDO_STATIC_RELA = \ 6888137af19SScott Wood start=$$($(NM) $(1) | grep __rel_dyn_start | cut -f 1 -d ' '); \ 6898137af19SScott Wood end=$$($(NM) $(1) | grep __rel_dyn_end | cut -f 1 -d ' '); \ 6909e414032SMasahiro Yamada tools/relocate-rela $(2) $(3) $$start $$end 6918137af19SScott Woodelse 6928137af19SScott WoodDO_STATIC_RELA = 6938137af19SScott Woodendif 6948137af19SScott Wood 6953e88337bSMike Frysinger# Always append ALL so that arch config.mk's can add custom ones 6969e414032SMasahiro YamadaALL-y += u-boot.srec u-boot.bin System.map 697e935a374SHaiying Wang 6989e414032SMasahiro YamadaALL-$(CONFIG_NAND_U_BOOT) += u-boot-nand.bin 6999e414032SMasahiro YamadaALL-$(CONFIG_ONENAND_U_BOOT) += u-boot-onenand.bin 7009e414032SMasahiro YamadaALL-$(CONFIG_RAMBOOT_PBL) += u-boot.pbl 7019e414032SMasahiro YamadaALL-$(CONFIG_SPL) += spl/u-boot-spl.bin 7029e414032SMasahiro YamadaALL-$(CONFIG_SPL_FRAMEWORK) += u-boot.img 7039e414032SMasahiro YamadaALL-$(CONFIG_TPL) += tpl/u-boot-tpl.bin 7049e414032SMasahiro YamadaALL-$(CONFIG_OF_SEPARATE) += u-boot.dtb u-boot-dtb.bin 705b343bbb5SVadim Bendeburyifneq ($(CONFIG_SPL_TARGET),) 7069e414032SMasahiro YamadaALL-$(CONFIG_SPL) += $(CONFIG_SPL_TARGET:"%"=%) 707b343bbb5SVadim Bendeburyendif 7089e414032SMasahiro YamadaALL-$(CONFIG_REMAKE_ELF) += u-boot.elf 7097ebf7443Swdenk 71012b7b70cSAllen Martin# enable combined SPL/u-boot/dtb rules for tegra 7116d6c0baeSTom Warrenifneq ($(CONFIG_TEGRA),) 7127dcd3a21SVidya Sagarifeq ($(CONFIG_SPL),y) 71312b7b70cSAllen Martinifeq ($(CONFIG_OF_SEPARATE),y) 7149e414032SMasahiro YamadaALL-y += u-boot-dtb-tegra.bin 71512b7b70cSAllen Martinelse 7169e414032SMasahiro YamadaALL-y += u-boot-nodtb-tegra.bin 71712b7b70cSAllen Martinendif 71812b7b70cSAllen Martinendif 7197dcd3a21SVidya Sagarendif 72012b7b70cSAllen Martin 721433b2f1eSMasahiro YamadaLDFLAGS_u-boot += -T u-boot.lds $(LDFLAGS_FINAL) 722433b2f1eSMasahiro Yamadaifneq ($(CONFIG_SYS_TEXT_BASE),) 723433b2f1eSMasahiro YamadaLDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE) 724433b2f1eSMasahiro Yamadaendif 725433b2f1eSMasahiro Yamada 726656de6b8SMasahiro Yamadaall: $(ALL-y) 7277ebf7443Swdenk 7289e414032SMasahiro Yamadau-boot.dtb: checkdtc u-boot 7299e414032SMasahiro Yamada $(MAKE) $(build)=dts binary 7309e414032SMasahiro Yamada mv dts/dt.dtb $@ 7312c0f79e4SSimon Glass 7329e414032SMasahiro Yamadau-boot-dtb.bin: u-boot.bin u-boot.dtb 7332c0f79e4SSimon Glass cat $^ >$@ 7342c0f79e4SSimon Glass 7359e414032SMasahiro Yamadau-boot.hex: u-boot 7366310eb9dSwdenk $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 7376310eb9dSwdenk 7389e414032SMasahiro Yamadau-boot.srec: u-boot 73947ed5dd0SAlbert ARIBAUD $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ 7407ebf7443Swdenk 7419e414032SMasahiro Yamadau-boot.bin: u-boot 7427ebf7443Swdenk $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 7438137af19SScott Wood $(call DO_STATIC_RELA,$<,$@,$(CONFIG_SYS_TEXT_BASE)) 744f3a14d37SMike Frysinger $(BOARD_SIZE_CHECK) 7457ebf7443Swdenk 7469e414032SMasahiro Yamadau-boot.ldr: u-boot 74776d82187SMike Frysinger $(CREATE_LDR_ENV) 74868e56324SMike Frysinger $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 749f3a14d37SMike Frysinger $(BOARD_SIZE_CHECK) 75094a91e24SMike Frysinger 7519e414032SMasahiro Yamadau-boot.ldr.hex: u-boot.ldr 75294a91e24SMike Frysinger $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 75394a91e24SMike Frysinger 7549e414032SMasahiro Yamadau-boot.ldr.srec: u-boot.ldr 75594a91e24SMike Frysinger $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 75694a91e24SMike Frysinger 757b40bda6bSStefan Roese# 758b40bda6bSStefan Roese# U-Boot entry point, needed for booting of full-blown U-Boot 759b40bda6bSStefan Roese# from the SPL U-Boot version. 760b40bda6bSStefan Roese# 761b40bda6bSStefan Roeseifndef CONFIG_SYS_UBOOT_START 762b40bda6bSStefan RoeseCONFIG_SYS_UBOOT_START := 0 763b40bda6bSStefan Roeseendif 764b40bda6bSStefan Roese 7659e414032SMasahiro Yamadau-boot.img: u-boot.bin 7669e414032SMasahiro Yamada tools/mkimage -A $(ARCH) -T firmware -C none \ 767b40bda6bSStefan Roese -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \ 768b40bda6bSStefan Roese -e $(CONFIG_SYS_UBOOT_START) \ 769881a87ecSWolfgang Denk -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 770bdccc4feSwdenk sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 771bdccc4feSwdenk -d $< $@ 772bdccc4feSwdenk 773656de6b8SMasahiro Yamadau-boot.imx: u-boot.bin 7749e414032SMasahiro Yamada $(MAKE) $(build)=arch/arm/imx-common $(objtree)/u-boot.imx 7758edcde5eSStefano Babic 7769e414032SMasahiro Yamadau-boot.kwb: u-boot.bin 7779e414032SMasahiro Yamada tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 7782ea88b06SEric Cooper -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 779aa0c7a86SPrafulla Wadaskar 7809e414032SMasahiro Yamadau-boot.pbl: u-boot.bin 7819e414032SMasahiro Yamada tools/mkimage -n $(CONFIG_SYS_FSL_PBL_RCW) \ 782690e4258SPrabhakar Kushwaha -R $(CONFIG_SYS_FSL_PBL_PBI) -T pblimage \ 7835d898a00SShaohui Xie -d $< $@ 7845d898a00SShaohui Xie 7859e414032SMasahiro Yamadau-boot.sha1: u-boot.bin 7869e414032SMasahiro Yamada tools/ubsha1 u-boot.bin 787566a494fSHeiko Schocher 7889e414032SMasahiro Yamadau-boot.dis: u-boot 7897ebf7443Swdenk $(OBJDUMP) -d $< > $@ 7907ebf7443Swdenk 7913aa29de0SYing Zhang# $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate, 7923aa29de0SYing Zhang# $(4) is pad-to 7933aa29de0SYing ZhangSPL_PAD_APPEND = \ 7943aa29de0SYing Zhang $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \ 7959e414032SMasahiro Yamada $(1) $(3); \ 7969e414032SMasahiro Yamada cat $(3) $(2) > $@; \ 7979e414032SMasahiro Yamada rm $(3) 79874752baaSScott Wood 7993aa29de0SYing Zhangifdef CONFIG_TPL 8009e414032SMasahiro YamadaSPL_PAYLOAD := tpl/u-boot-with-tpl.bin 8013aa29de0SYing Zhangelse 8029e414032SMasahiro YamadaSPL_PAYLOAD := u-boot.bin 8033aa29de0SYing Zhangendif 80474752baaSScott Wood 8059e414032SMasahiro Yamadau-boot-with-spl.bin: spl/u-boot-spl.bin $(SPL_PAYLOAD) 8063aa29de0SYing Zhang $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO)) 8073aa29de0SYing Zhang 8089e414032SMasahiro Yamadatpl/u-boot-with-tpl.bin: tpl/u-boot-tpl.bin u-boot.bin 8099e414032SMasahiro Yamada $(call SPL_PAD_APPEND,$<,u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO)) 8107816f2cfSHeiko Schocher 8119e414032SMasahiro Yamadau-boot-with-spl.imx: spl/u-boot-spl.bin u-boot.bin 8129e414032SMasahiro Yamada $(MAKE) $(build)=arch/arm/imx-common \ 813ba597609SBenoît Thébaudeau $(OBJTREE)/u-boot-with-spl.imx 814ba597609SBenoît Thébaudeau 8159e414032SMasahiro Yamadau-boot-with-nand-spl.imx: spl/u-boot-spl.bin u-boot.bin 8169e414032SMasahiro Yamada $(MAKE) $(build)=arch/arm/imx-common \ 8177d5a5c79SBenoît Thébaudeau $(OBJTREE)/u-boot-with-nand-spl.imx 8187d5a5c79SBenoît Thébaudeau 8199e414032SMasahiro Yamadau-boot.ubl: u-boot-with-spl.bin 8209e414032SMasahiro Yamada tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 8219e414032SMasahiro Yamada -e $(CONFIG_SYS_TEXT_BASE) -d $< u-boot.ubl 822277f00f5SJosé Miguel Gonçalves 8239e414032SMasahiro Yamadau-boot.ais: spl/u-boot-spl.bin u-boot.img 8249e414032SMasahiro Yamada tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(srctree)/$(CONFIG_AIS_CONFIG_FILE:"%"=%),"/dev/null") \ 8256d660e77SSughosh Ganu -T aisimage \ 826d36d8859SChristian Riesch -e $(CONFIG_SPL_TEXT_BASE) \ 8279e414032SMasahiro Yamada -d spl/u-boot-spl.bin \ 8289e414032SMasahiro Yamada spl/u-boot-spl.ais 829d36d8859SChristian Riesch $(OBJCOPY) ${OBJCFLAGS} -I binary \ 830d36d8859SChristian Riesch --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 8319e414032SMasahiro Yamada spl/u-boot-spl.ais spl/u-boot-spl-pad.ais 8329e414032SMasahiro Yamada cat spl/u-boot-spl-pad.ais u-boot.img > u-boot.ais 833d36d8859SChristian Riesch 834a5453555SOtavio Salvador 8359e414032SMasahiro Yamadau-boot.sb: u-boot.bin spl/u-boot-spl.bin 8369e414032SMasahiro Yamada $(MAKE) $(build)=$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb 83730b9b932SMarek Vasut 83894aebe6cSStefan Roese# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 83994aebe6cSStefan Roese# Both images are created using mkimage (crc etc), so that the ROM 84094aebe6cSStefan Roese# bootloader can check its integrity. Padding needs to be done to the 84194aebe6cSStefan Roese# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 84294aebe6cSStefan Roese# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 84394aebe6cSStefan Roese# The resulting image containing both U-Boot images is called u-boot.spr 8449e414032SMasahiro Yamadau-boot.spr: u-boot.img spl/u-boot-spl.bin 8459e414032SMasahiro Yamada tools/mkimage -A $(ARCH) -T firmware -C none \ 84694aebe6cSStefan Roese -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 8479e414032SMasahiro Yamada -d spl/u-boot-spl.bin $@ 84857270260SMasahiro Yamada $(OBJCOPY) -I binary -O binary \ 84957270260SMasahiro Yamada --pad-to=$(CONFIG_SPL_PAD_TO) --gap-fill=0xff $@ 8509e414032SMasahiro Yamada cat u-boot.img >> $@ 85194aebe6cSStefan Roese 8526d6c0baeSTom Warrenifneq ($(CONFIG_TEGRA),) 8539e414032SMasahiro Yamadau-boot-nodtb-tegra.bin: spl/u-boot-spl.bin u-boot.bin 8549e414032SMasahiro Yamada $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary spl/u-boot-spl spl/u-boot-spl-pad.bin 8559e414032SMasahiro Yamada cat spl/u-boot-spl-pad.bin u-boot.bin > $@ 8569e414032SMasahiro Yamada rm spl/u-boot-spl-pad.bin 8579972db5cSStephen Warren 8589972db5cSStephen Warrenifeq ($(CONFIG_OF_SEPARATE),y) 8599e414032SMasahiro Yamadau-boot-dtb-tegra.bin: u-boot-nodtb-tegra.bin u-boot.dtb 8609e414032SMasahiro Yamada cat u-boot-nodtb-tegra.bin u-boot.dtb > $@ 8619972db5cSStephen Warrenendif 862984df4ecSAllen Martinendif 863984df4ecSAllen Martin 8649e414032SMasahiro Yamadau-boot-img.bin: spl/u-boot-spl.bin u-boot.img 8659e414032SMasahiro Yamada cat spl/u-boot-spl.bin u-boot.img > $@ 866fb3d2b8aSStefan Roese 867ecddccd0SStefan Roese# PPC4xx needs the SPL at the end of the image, since the reset vector 868ecddccd0SStefan Roese# is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target 869ecddccd0SStefan Roese# and need to introduce a new build target with the full blown U-Boot 870ecddccd0SStefan Roese# at the start padded up to the start of the SPL image. And then concat 871ecddccd0SStefan Roese# the SPL image to the end. 8729e414032SMasahiro Yamadau-boot-img-spl-at-end.bin: spl/u-boot-spl.bin u-boot.img 87357270260SMasahiro Yamada $(OBJCOPY) -I binary -O binary --pad-to=$(CONFIG_UBOOT_PAD_TO) \ 8749e414032SMasahiro Yamada --gap-fill=0xff u-boot.img $@ 8759e414032SMasahiro Yamada cat spl/u-boot-spl.bin >> $@ 876ecddccd0SStefan Roese 877f4dc714aSScott Wood# Create a new ELF from a raw binary file. This is useful for arm64 878f4dc714aSScott Wood# where static relocation needs to be performed on the raw binary, 879f4dc714aSScott Wood# but certain simulators only accept an ELF file (but don't do the 880f4dc714aSScott Wood# relocation). 881f4dc714aSScott Wood# FIXME refactor dts/Makefile to share target/arch detection 8829e414032SMasahiro Yamadau-boot.elf: u-boot.bin 883f4dc714aSScott Wood @$(OBJCOPY) -B aarch64 -I binary -O elf64-littleaarch64 \ 8849e414032SMasahiro Yamada $< u-boot-elf.o 8859e414032SMasahiro Yamada @$(LD) u-boot-elf.o -o $@ \ 886f4dc714aSScott Wood --defsym=_start=$(CONFIG_SYS_TEXT_BASE) \ 887f4dc714aSScott Wood -Ttext=$(CONFIG_SYS_TEXT_BASE) 888f4dc714aSScott Wood 88986eb49b3SSimon Glassifeq ($(CONFIG_SANDBOX),y) 89086eb49b3SSimon GlassGEN_UBOOT = \ 8919e414032SMasahiro Yamada $(CC) $(SYMS) -T u-boot.lds \ 892656de6b8SMasahiro Yamada -Wl,--start-group $(u-boot-main) -Wl,--end-group \ 89386eb49b3SSimon Glass $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 89486eb49b3SSimon Glasselse 895ecb1dc89SMike FrysingerGEN_UBOOT = \ 8969e414032SMasahiro Yamada $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 897656de6b8SMasahiro Yamada $(u-boot-init) \ 898656de6b8SMasahiro Yamada --start-group $(u-boot-main) --end-group $(PLATFORM_LIBS) \ 899b2184c31Swdenk -Map u-boot.map -o u-boot 90086eb49b3SSimon Glassendif 90186eb49b3SSimon Glass 902656de6b8SMasahiro Yamadau-boot: $(u-boot-init) $(u-boot-main) u-boot.lds 903ecb1dc89SMike Frysinger $(GEN_UBOOT) 904ecb1dc89SMike Frysingerifeq ($(CONFIG_KALLSYMS),y) 9059e414032SMasahiro Yamada smap=`$(call SYSTEM_MAP,u-boot) | \ 9061aada9cdSWolfgang Denk awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 9076825a95bSMasahiro Yamada $(CC) $(c_flags) -DSYSTEM_MAP="\"$${smap}\"" \ 9089e414032SMasahiro Yamada -c $(srctree)/common/system_map.c -o common/system_map.o 9099e414032SMasahiro Yamada $(GEN_UBOOT) common/system_map.o 910ecb1dc89SMike Frysingerendif 9117ebf7443Swdenk 912656de6b8SMasahiro Yamada# The actual objects are generated when descending, 913656de6b8SMasahiro Yamada# make sure no implicit rule kicks in 914656de6b8SMasahiro Yamada$(sort $(u-boot-init) $(u-boot-main)): $(u-boot-dirs) ; 915f9328639SMarian Balakowicz 916656de6b8SMasahiro Yamada# Handle descending into subdirectories listed in $(vmlinux-dirs) 917656de6b8SMasahiro Yamada# Preset locale variables to speed up the build process. Limit locale 918656de6b8SMasahiro Yamada# tweaks to this spot to avoid wrong language settings when running 919656de6b8SMasahiro Yamada# make menuconfig etc. 920656de6b8SMasahiro Yamada# Error messages still appears in the original language 921a8c7c708Swdenk 922656de6b8SMasahiro YamadaPHONY += $(u-boot-dirs) 923656de6b8SMasahiro Yamada$(u-boot-dirs): depend scripts_basic 9246825a95bSMasahiro Yamada $(Q)$(MAKE) $(build)=$@ 925940db16dSMasahiro Yamada 926656de6b8SMasahiro Yamadatools: $(TIMESTAMP_FILE) $(VERSION_FILE) 927656de6b8SMasahiro Yamada# The "tools" are needed early 928656de6b8SMasahiro Yamada$(filter-out tools, $(u-boot-dirs)): tools 929656de6b8SMasahiro Yamada# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC 930656de6b8SMasahiro Yamada# is "yes"), so compile examples after U-Boot is compiled. 931656de6b8SMasahiro Yamadaexamples: $(filter-out examples, $(u-boot-dirs)) 932656de6b8SMasahiro Yamada 933349e83f0SChe-liang Chiou 934433b2f1eSMasahiro Yamada# 935433b2f1eSMasahiro Yamada# Auto-generate the autoconf.mk file (which is included by all makefiles) 936433b2f1eSMasahiro Yamada# 937433b2f1eSMasahiro Yamada# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 938433b2f1eSMasahiro Yamada# the dep file is only include in this top level makefile to determine when 939433b2f1eSMasahiro Yamada# to regenerate the autoconf.mk file. 940433b2f1eSMasahiro Yamada 941433b2f1eSMasahiro Yamadaquiet_cmd_autoconf_dep = GEN $@ 942433b2f1eSMasahiro Yamada cmd_autoconf_dep = $(CC) -x c -DDO_DEPS_ONLY -M $(c_flags) \ 943433b2f1eSMasahiro Yamada -MQ include/autoconf.mk $(srctree)/include/common.h > $@ || rm $@ 944433b2f1eSMasahiro Yamada 945433b2f1eSMasahiro Yamadainclude/autoconf.mk.dep: include/config.h include/common.h 946433b2f1eSMasahiro Yamada $(call cmd,autoconf_dep) 947433b2f1eSMasahiro Yamada 948433b2f1eSMasahiro Yamadaquiet_cmd_autoconf = GEN $@ 949433b2f1eSMasahiro Yamada cmd_autoconf = \ 950433b2f1eSMasahiro Yamada $(CPP) $(c_flags) -DDO_DEPS_ONLY -dM $(srctree)/include/common.h > $@.tmp && \ 951433b2f1eSMasahiro Yamada sed -n -f $(srctree)/tools/scripts/define2mk.sed $@.tmp > $@; \ 952433b2f1eSMasahiro Yamada rm $@.tmp 953433b2f1eSMasahiro Yamada 954433b2f1eSMasahiro Yamadainclude/autoconf.mk: include/config.h 955433b2f1eSMasahiro Yamada $(call cmd,autoconf) 956433b2f1eSMasahiro Yamada 9579e414032SMasahiro Yamadau-boot.lds: $(LDSCRIPT) depend 9586825a95bSMasahiro Yamada $(CPP) $(cpp_flags) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ 9591aada9cdSWolfgang Denk 9606825a95bSMasahiro Yamadanand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend scripts_basic 9619e414032SMasahiro Yamada $(MAKE) $(build)=nand_spl/board/$(BOARDDIR) all 962887e2ec9SStefan Roese 9639e414032SMasahiro Yamadau-boot-nand.bin: nand_spl u-boot.bin 9649e414032SMasahiro Yamada cat nand_spl/u-boot-spl-16k.bin u-boot.bin > u-boot-nand.bin 965887e2ec9SStefan Roese 966656de6b8SMasahiro Yamadaspl/u-boot-spl.bin: tools depend scripts_basic 9679e414032SMasahiro Yamada $(MAKE) obj=spl -f $(srctree)/spl/Makefile all 9685df2ee27SDaniel Schwierzeck 969656de6b8SMasahiro Yamadatpl/u-boot-tpl.bin: tools depend scripts_basic 9709e414032SMasahiro Yamada $(MAKE) obj=tpl -f $(srctree)/spl/Makefile all CONFIG_TPL_BUILD=y 9713aa29de0SYing Zhang 9722a998793SDaniel Hobi# Explicitly make _depend in subdirs containing multiple targets to prevent 9732a998793SDaniel Hobi# parallel sub-makes creating .depend files simultaneously. 97416a354f9SWolfgang Denkdepend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 9759e414032SMasahiro Yamada include/generated/generic-asm-offsets.h \ 9769e414032SMasahiro Yamada include/generated/asm-offsets.h 9777ebf7443Swdenk 978656de6b8SMasahiro YamadaTAG_SUBDIRS := $(u-boot-dirs) include 979a340c325SJean-Christophe PLAGNIOL-VILLARD 980857d9ea6SHorst KronstorferFIND := find 981857d9ea6SHorst KronstorferFINDFLAGS := -L 982857d9ea6SHorst Kronstorfer 98347f15711SMasahiro YamadaPHONY += checkstack 98447f15711SMasahiro Yamada 9851064d980STom Rinicheckstack: 98647f15711SMasahiro Yamada $(OBJDUMP) -d u-boot $$(find . -name u-boot-spl) | \ 98747f15711SMasahiro Yamada $(PERL) $(src)/scripts/checkstack.pl $(ARCH) 9881064d980STom Rini 989f9328639SMarian Balakowicztags ctags: 9909e414032SMasahiro Yamada ctags -w -o ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 991e5e4e705SLi Yang -name '*.[chS]' -print` 9927ebf7443Swdenk 9937ebf7443Swdenketags: 994857d9ea6SHorst Kronstorfer etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 995e5e4e705SLi Yang -name '*.[chS]' -print` 996ffda586fSLi Yangcscope: 997857d9ea6SHorst Kronstorfer $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 998857d9ea6SHorst Kronstorfer cscope.files 999ffda586fSLi Yang cscope -b -q -k 10007ebf7443Swdenk 1001ecb1dc89SMike FrysingerSYSTEM_MAP = \ 1002ecb1dc89SMike Frysinger $(NM) $1 | \ 10037ebf7443Swdenk grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 1004ecb1dc89SMike Frysinger LC_ALL=C sort 10059e414032SMasahiro YamadaSystem.map: u-boot 1006bc8bb6ecSMasahiro Yamada @$(call SYSTEM_MAP,$<) > $@ 10077ebf7443Swdenk 100806a119a0STom Rinicheckthumb: 100906a119a0STom Rini @if test $(call cc-version) -lt 0404; then \ 101006a119a0STom Rini echo -n '*** Your GCC does not produce working '; \ 101106a119a0STom Rini echo 'binaries in THUMB mode.'; \ 101206a119a0STom Rini echo '*** Your board is configured for THUMB mode.'; \ 101306a119a0STom Rini false; \ 101406a119a0STom Rini fi 10156ec63f41SScott Wood 10166ec63f41SScott Wood# GCC 3.x is reported to have problems generating the type of relocation 10176ec63f41SScott Wood# that U-Boot wants. 10186ec63f41SScott Wood# See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html 10196ec63f41SScott Woodcheckgcc4: 10206ec63f41SScott Wood @if test $(call cc-version) -lt 0400; then \ 10216ec63f41SScott Wood echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \ 10226ec63f41SScott Wood false; \ 10236ec63f41SScott Wood fi 10246ec63f41SScott Wood 1025501ebdf2SStephen Warrencheckdtc: 1026501ebdf2SStephen Warren @if test $(call dtc-version) -lt 0104; then \ 1027501ebdf2SStephen Warren echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \ 1028501ebdf2SStephen Warren false; \ 1029501ebdf2SStephen Warren fi 1030501ebdf2SStephen Warren 103147f15711SMasahiro Yamadaquiet_cmd_offsets = GEN $@ 103247f15711SMasahiro Yamada cmd_offsets = $(srctree)/tools/scripts/make-asm-offsets $< $@ 103347f15711SMasahiro Yamada 103447f15711SMasahiro Yamadainclude/generated/generic-asm-offsets.h: lib/asm-offsets.s 103547f15711SMasahiro Yamada $(call cmd,offsets) 103647f15711SMasahiro Yamada 103747f15711SMasahiro Yamadaquiet_cmd_asm-offsets.s = CC $@ 103847f15711SMasahiro Yamada cmd_asm-offsets.s = mkdir -p lib; \ 103916a354f9SWolfgang Denk $(CC) -DDO_DEPS_ONLY \ 10406825a95bSMasahiro Yamada $(c_flags) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 104147f15711SMasahiro Yamada -o $@ $< -c -S 104247f15711SMasahiro Yamada 104347f15711SMasahiro Yamadalib/asm-offsets.s: $(srctree)/lib/asm-offsets.c include/config.h 104447f15711SMasahiro Yamada $(call cmd,asm-offsets.s) 104516a354f9SWolfgang Denk 10469e414032SMasahiro Yamadainclude/generated/asm-offsets.h: $(CPUDIR)/$(SOC)/asm-offsets.s 104747f15711SMasahiro Yamada $(call cmd,offsets) 1048a4814a69SStefano Babic 104947f15711SMasahiro Yamadaquiet_cmd_soc_asm-offsets.s = CC $@ 105047f15711SMasahiro Yamada cmd_soc_asm-offsets.s = mkdir -p $(CPUDIR)/$(SOC); \ 10519e414032SMasahiro Yamada if [ -f $(srctree)/$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 1052a4814a69SStefano Babic $(CC) -DDO_DEPS_ONLY \ 10536825a95bSMasahiro Yamada $(c_flags) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 10549e414032SMasahiro Yamada -o $@ $(srctree)/$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 1055a4814a69SStefano Babic else \ 1056a4814a69SStefano Babic touch $@; \ 1057a4814a69SStefano Babic fi 1058a4814a69SStefano Babic 105947f15711SMasahiro Yamada$(CPUDIR)/$(SOC)/asm-offsets.s: include/config.h 106047f15711SMasahiro Yamada $(call cmd,soc_asm-offsets.s) 106147f15711SMasahiro Yamada 10627ebf7443Swdenk######################################################################### 10637ebf7443Swdenk 106454799e45SScott Wood# ARM relocations should all be R_ARM_RELATIVE (32-bit) or 106554799e45SScott Wood# R_AARCH64_RELATIVE (64-bit). 10669e414032SMasahiro Yamadacheckarmreloc: u-boot 106754799e45SScott Wood @RELOC="`$(CROSS_COMPILE)readelf -r -W $< | cut -d ' ' -f 4 | \ 106854799e45SScott Wood grep R_A | sort -u`"; \ 106954799e45SScott Wood if test "$$RELOC" != "R_ARM_RELATIVE" -a \ 107054799e45SScott Wood "$$RELOC" != "R_AARCH64_RELATIVE"; then \ 107154799e45SScott Wood echo "$< contains unexpected relocations: $$RELOC"; \ 107254799e45SScott Wood false; \ 107354799e45SScott Wood fi 1074c37980c3SAlbert ARIBAUD 107528abd48fSIlya Yanok$(VERSION_FILE): 107614ce91b1SMike Frysinger @mkdir -p $(dir $(VERSION_FILE)) 1077dd88ab32SMasahiro Yamada @( localvers='$(shell $(TOPDIR)/scripts/setlocalversion $(TOPDIR))' ; \ 107828abd48fSIlya Yanok printf '#define PLAIN_VERSION "%s%s"\n' \ 107928abd48fSIlya Yanok "$(U_BOOT_VERSION)" "$${localvers}" ; \ 108028abd48fSIlya Yanok printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 108128abd48fSIlya Yanok "$(U_BOOT_VERSION)" "$${localvers}" ; \ 108228abd48fSIlya Yanok ) > $@.tmp 108328abd48fSIlya Yanok @( printf '#define CC_VERSION_STRING "%s"\n' \ 108428abd48fSIlya Yanok '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 108528abd48fSIlya Yanok @( printf '#define LD_VERSION_STRING "%s"\n' \ 108628abd48fSIlya Yanok '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 108728abd48fSIlya Yanok @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 108828abd48fSIlya Yanok 1089249b53a6SLoïc Minier$(TIMESTAMP_FILE): 1090249b53a6SLoïc Minier @mkdir -p $(dir $(TIMESTAMP_FILE)) 1091a76406fbSLoïc Minier @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 1092a76406fbSLoïc Minier @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 1093a76406fbSLoïc Minier @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 1094249b53a6SLoïc Minier 1095*2887c473SMasahiro Yamadaenv: depend scripts_basic 10963f76e984SMasahiro Yamada $(Q)$(MAKE) $(build)=tools/$@ 1097940db16dSMasahiro Yamada 109830ff8918SMarek Vasutxmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 10996825a95bSMasahiro Yamada $(Q)$(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) $(build)=doc/DocBook $@ 110030ff8918SMarek Vasut 1101*2887c473SMasahiro Yamadatools-all: HOST_TOOLS_ALL=y 1102*2887c473SMasahiro Yamadatools-all: env tools ; 11030358df42SMike Frysinger 11044e53a258SWolfgang Denk.PHONY : CHANGELOG 11054e53a258SWolfgang DenkCHANGELOG: 1106b985b5d6SBen Warren git log --no-merges U-Boot-1_1_5.. | \ 1107b985b5d6SBen Warren unexpand -a | sed -e 's/\s\s*$$//' > $@ 11084e53a258SWolfgang Denk 11090a823aa2SHarald Welteinclude/license.h: tools/bin2header COPYING 11100a823aa2SHarald Welte cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 11117ebf7443Swdenk######################################################################### 11127ebf7443Swdenk 1113a6862bc1SWolfgang Denk 11143e38691eSwdenk######################################################################### 11157ebf7443Swdenk 11167ebf7443Swdenkclean: 11179e414032SMasahiro Yamada @rm -f examples/standalone/atmel_df_pow2 \ 11189e414032SMasahiro Yamada examples/standalone/hello_world \ 11199e414032SMasahiro Yamada examples/standalone/interrupt \ 11209e414032SMasahiro Yamada examples/standalone/mem_to_mem_idma2intr \ 11219e414032SMasahiro Yamada examples/standalone/sched \ 11229e414032SMasahiro Yamada $(addprefix examples/standalone/, smc91111_eeprom smc911x_eeprom) \ 11239e414032SMasahiro Yamada examples/standalone/test_burst \ 11249e414032SMasahiro Yamada examples/standalone/timer 11259e414032SMasahiro Yamada @rm -f $(addprefix examples/api/, demo demo.bin) 11269e414032SMasahiro Yamada @rm -f tools/bmp_logo tools/easylogo/easylogo \ 11279e414032SMasahiro Yamada tools/env/fw_printenv \ 11289e414032SMasahiro Yamada tools/envcrc \ 11299e414032SMasahiro Yamada $(addprefix tools/gdb/, gdbcont gdbsend) \ 11309e414032SMasahiro Yamada tools/gen_eth_addr tools/img2srec \ 11319e414032SMasahiro Yamada tools/dumpimage \ 11329e414032SMasahiro Yamada $(addprefix tools/, mkenvimage mkimage) \ 11339e414032SMasahiro Yamada tools/mpc86x_clk \ 11349e414032SMasahiro Yamada $(addprefix tools/, mk$(BOARD)spl mkexynosspl) \ 11359e414032SMasahiro Yamada tools/mxsboot \ 11369e414032SMasahiro Yamada tools/ncb tools/ubsha1 \ 11379e414032SMasahiro Yamada tools/kernel-doc/docproc \ 11389e414032SMasahiro Yamada tools/proftool 11399e414032SMasahiro Yamada @rm -f $(addprefix board/cray/L1/, bootscript.c bootscript.image) \ 11409e414032SMasahiro Yamada board/matrix_vision/*/bootscript.img \ 11419e414032SMasahiro Yamada spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl \ 11429e414032SMasahiro Yamada u-boot.lds \ 11439e414032SMasahiro Yamada $(addprefix arch/blackfin/cpu/, init.lds init.elf) 11449e414032SMasahiro Yamada @rm -f include/bmp_logo.h 11459e414032SMasahiro Yamada @rm -f include/bmp_logo_data.h 11469e414032SMasahiro Yamada @rm -f lib/asm-offsets.s 11479e414032SMasahiro Yamada @rm -f include/generated/asm-offsets.h 11489e414032SMasahiro Yamada @rm -f $(CPUDIR)/$(SOC)/asm-offsets.s 1149d4abc757SPeter Tyser @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 11509e414032SMasahiro Yamada @$(MAKE) -f $(srctree)/doc/DocBook/Makefile cleandocs 1151ae6d1056SWolfgang Denk @find $(OBJTREE) -type f \ 11524a30f1e8STom Rini \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 11536825a95bSMasahiro Yamada -o -name '*.o' -o -name '*.a' -o -name '*.exe' -o -name '*.cmd' \ 115471a988aaSTroy Kisky -o -name '*.cfgtmp' \) -print \ 11557ebf7443Swdenk | xargs rm -f 11567ebf7443Swdenk 11577390643fSMasahiro Yamadaclobber: clean 1158734329f9SAndy Fleming @find $(OBJTREE) -type f \( -name '*.srec' \ 1159734329f9SAndy Fleming -o -name '*.bin' -o -name u-boot.img \) \ 1160734329f9SAndy Fleming -print0 | xargs -0 rm -f 1161656de6b8SMasahiro Yamada @rm -f *.bak ctags etags TAGS \ 11629e414032SMasahiro Yamada cscope.* *.*~ 11639e414032SMasahiro Yamada @rm -f u-boot u-boot.map u-boot.hex $(ALL-y) 11649e414032SMasahiro Yamada @rm -f u-boot.kwb 11659e414032SMasahiro Yamada @rm -f u-boot.pbl 11669e414032SMasahiro Yamada @rm -f u-boot.imx 11679e414032SMasahiro Yamada @rm -f u-boot-with-spl.imx 11689e414032SMasahiro Yamada @rm -f u-boot-with-nand-spl.imx 11699e414032SMasahiro Yamada @rm -f u-boot.ubl 11709e414032SMasahiro Yamada @rm -f u-boot.ais 11719e414032SMasahiro Yamada @rm -f u-boot.dtb 11729e414032SMasahiro Yamada @rm -f u-boot.sb 11739e414032SMasahiro Yamada @rm -f u-boot.spr 11749e414032SMasahiro Yamada @rm -f $(addprefix nand_spl/, u-boot.lds u-boot.lst System.map) 11759e414032SMasahiro Yamada @rm -f $(addprefix nand_spl/, u-boot-nand_spl.lds u-boot-spl u-boot-spl.map) 11769e414032SMasahiro Yamada @rm -f $(addprefix spl/, u-boot-spl u-boot-spl.bin u-boot-spl.map) 11779e414032SMasahiro Yamada @rm -f spl/u-boot-spl.lds 11789e414032SMasahiro Yamada @rm -f $(addprefix tpl/, u-boot-tpl u-boot-tpl.bin u-boot-tpl.map) 11799e414032SMasahiro Yamada @rm -f tpl/u-boot-spl.lds 11809e414032SMasahiro Yamada @rm -f MLO MLO.byteswap 11819e414032SMasahiro Yamada @rm -f SPL 11829e414032SMasahiro Yamada @rm -f tools/xway-swap-bytes 11839e414032SMasahiro Yamada @rm -fr include/asm/proc include/asm/arch include/asm 11849e414032SMasahiro Yamada @rm -fr include/generated 11859e414032SMasahiro Yamada @[ ! -d nand_spl ] || find nand_spl -name "*" -type l -print | xargs rm -f 11869e414032SMasahiro Yamada @rm -f dts/*.tmp 11879e414032SMasahiro Yamada @rm -f $(addprefix spl/, u-boot-spl.ais, u-boot-spl-pad.ais) 11887ebf7443Swdenk 1189433b2f1eSMasahiro Yamadamrproper: clobber 1190433b2f1eSMasahiro Yamada @rm -f include/config.h include/config.mk \ 1191433b2f1eSMasahiro Yamada board/*/config.tmp board/*/*/config.tmp \ 1192433b2f1eSMasahiro Yamada include/autoconf.mk include/autoconf.mk.dep \ 1193433b2f1eSMasahiro Yamada include/spl-autoconf.mk \ 1194433b2f1eSMasahiro Yamada include/tpl-autoconf.mk 1195433b2f1eSMasahiro Yamada 1196433b2f1eSMasahiro Yamadadistclean: mrproper 1197afd077bdSMike Frysingerifneq ($(OBJTREE),$(SRCTREE)) 11989e414032SMasahiro Yamada rm -rf * 1199f9328639SMarian Balakowiczendif 12007ebf7443Swdenk 12017ebf7443Swdenkbackup: 12027ebf7443Swdenk F=`basename $(TOPDIR)` ; cd .. ; \ 1203d6b93714SIlya Yanok gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 12047ebf7443Swdenk 12057ebf7443Swdenk######################################################################### 12069e414032SMasahiro Yamada 1207433b2f1eSMasahiro Yamadaendif #ifeq ($(config-targets),1) 1208433b2f1eSMasahiro Yamadaendif #ifeq ($(mixed-targets),1) 1209433b2f1eSMasahiro Yamada 12109e414032SMasahiro Yamadaendif # skip-makefile 12119e414032SMasahiro Yamada 12129e414032SMasahiro YamadaPHONY += FORCE 12139e414032SMasahiro YamadaFORCE: 12149e414032SMasahiro Yamada 12159e414032SMasahiro Yamada# Declare the contents of the .PHONY variable as phony. We keep that 12169e414032SMasahiro Yamada# information in a variable so we can use it in if_changed and friends. 12179e414032SMasahiro Yamada.PHONY: $(PHONY) 1218