1e2211743Swdenk# 2*eca3aeb3SWolfgang Denk# (C) Copyright 2000-2013 3e2211743Swdenk# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4e2211743Swdenk# 5*eca3aeb3SWolfgang Denk# SPDX-License-Identifier: GPL-2.0+ 6e2211743Swdenk# 7e2211743Swdenk######################################################################### 8e2211743Swdenk 9120ae609SBenoît Thébaudeau# Set shell to bash if possible, otherwise fall back to sh 10120ae609SBenoît ThébaudeauSHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ 11120ae609SBenoît Thébaudeau else if [ -x /bin/bash ]; then echo /bin/bash; \ 12120ae609SBenoît Thébaudeau else echo sh; fi; fi) 13120ae609SBenoît Thébaudeau 14120ae609SBenoît Thébaudeauexport SHELL 15120ae609SBenoît Thébaudeau 16f9328639SMarian Balakowiczifeq ($(CURDIR),$(SRCTREE)) 17f9328639SMarian Balakowiczdir := 18f9328639SMarian Balakowiczelse 19f9328639SMarian Balakowiczdir := $(subst $(SRCTREE)/,,$(CURDIR)) 20f9328639SMarian Balakowiczendif 21f9328639SMarian Balakowicz 22c8f9c302SDaniel Schwierzeckifneq ($(OBJTREE),$(SRCTREE)) 23c8f9c302SDaniel Schwierzeck# Create object files for SPL in a separate directory 24c8f9c302SDaniel Schwierzeckifeq ($(CONFIG_SPL_BUILD),y) 25c8f9c302SDaniel Schwierzeckobj := $(if $(dir),$(SPLTREE)/$(dir)/,$(SPLTREE)/) 26c8f9c302SDaniel Schwierzeckelse 27f9328639SMarian Balakowiczobj := $(if $(dir),$(OBJTREE)/$(dir)/,$(OBJTREE)/) 28c8f9c302SDaniel Schwierzeckendif 29f9328639SMarian Balakowiczsrc := $(if $(dir),$(SRCTREE)/$(dir)/,$(SRCTREE)/) 30f9328639SMarian Balakowicz 31f9328639SMarian Balakowicz$(shell mkdir -p $(obj)) 32f9328639SMarian Balakowiczelse 33c8f9c302SDaniel Schwierzeck# Create object files for SPL in a separate directory 34c8f9c302SDaniel Schwierzeckifeq ($(CONFIG_SPL_BUILD),y) 35c8f9c302SDaniel Schwierzeckobj := $(if $(dir),$(SPLTREE)/$(dir)/,$(SPLTREE)/) 36c8f9c302SDaniel Schwierzeck 37c8f9c302SDaniel Schwierzeck$(shell mkdir -p $(obj)) 38c8f9c302SDaniel Schwierzeckelse 39f9328639SMarian Balakowiczobj := 40c8f9c302SDaniel Schwierzeckendif 41f9328639SMarian Balakowiczsrc := 42f9328639SMarian Balakowiczendif 43f9328639SMarian Balakowicz 44592c5cabSwdenk# clean the slate ... 45592c5cabSwdenkPLATFORM_RELFLAGS = 46592c5cabSwdenkPLATFORM_CPPFLAGS = 47592c5cabSwdenkPLATFORM_LDFLAGS = 48592c5cabSwdenk 49e2211743Swdenk######################################################################### 50e2211743Swdenk 51d984fed0SScott WoodHOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer \ 52d984fed0SScott Wood $(HOSTCPPFLAGS) 53d984fed0SScott WoodHOSTSTRIP = strip 54d984fed0SScott Wood 55d984fed0SScott Wood# 56d984fed0SScott Wood# Mac OS X / Darwin's C preprocessor is Apple specific. It 57d984fed0SScott Wood# generates numerous errors and warnings. We want to bypass it 58d984fed0SScott Wood# and use GNU C's cpp. To do this we pass the -traditional-cpp 59d984fed0SScott Wood# option to the compiler. Note that the -traditional-cpp flag 60d984fed0SScott Wood# DOES NOT have the same semantics as GNU C's flag, all it does 61d984fed0SScott Wood# is invoke the GNU preprocessor in stock ANSI/ISO C fashion. 62d984fed0SScott Wood# 63d984fed0SScott Wood# Apple's linker is similar, thanks to the new 2 stage linking 64d984fed0SScott Wood# multiple symbol definitions are treated as errors, hence the 65d984fed0SScott Wood# -multiply_defined suppress option to turn off this error. 66d984fed0SScott Wood# 67d984fed0SScott Wood 684cda4378SMike Frysingerifeq ($(HOSTOS),darwin) 69c7da8c19SAndreas Biessmann# get major and minor product version (e.g. '10' and '6' for Snow Leopard) 70c7da8c19SAndreas BiessmannDARWIN_MAJOR_VERSION = $(shell sw_vers -productVersion | cut -f 1 -d '.') 71c7da8c19SAndreas BiessmannDARWIN_MINOR_VERSION = $(shell sw_vers -productVersion | cut -f 2 -d '.') 72c7da8c19SAndreas Biessmann 73f534c7cdSMike Frysingeros_x_before = $(shell if [ $(DARWIN_MAJOR_VERSION) -le $(1) -a \ 74f534c7cdSMike Frysinger $(DARWIN_MINOR_VERSION) -le $(2) ] ; then echo "$(3)"; else echo "$(4)"; fi ;) 75c7da8c19SAndreas Biessmann 76c7da8c19SAndreas Biessmann# Snow Leopards build environment has no longer restrictions as described above 77f534c7cdSMike FrysingerHOSTCC = $(call os_x_before, 10, 5, "cc", "gcc") 78f534c7cdSMike FrysingerHOSTCFLAGS += $(call os_x_before, 10, 4, "-traditional-cpp") 79f534c7cdSMike FrysingerHOSTLDFLAGS += $(call os_x_before, 10, 5, "-multiply_defined suppress") 80e2211743Swdenkelse 81e2211743SwdenkHOSTCC = gcc 82e2211743Swdenkendif 83d984fed0SScott Wood 84d984fed0SScott Woodifeq ($(HOSTOS),cygwin) 85d984fed0SScott WoodHOSTCFLAGS += -ansi 86d984fed0SScott Woodendif 87d984fed0SScott Wood 88d984fed0SScott Wood# We build some files with extra pedantic flags to try to minimize things 89d984fed0SScott Wood# that won't build on some weird host compiler -- though there are lots of 90d984fed0SScott Wood# exceptions for files that aren't complaint. 91d984fed0SScott Wood 92d984fed0SScott WoodHOSTCFLAGS_NOPED = $(filter-out -pedantic,$(HOSTCFLAGS)) 93d984fed0SScott WoodHOSTCFLAGS += -pedantic 94e2211743Swdenk 95e2211743Swdenk######################################################################### 961820d4c7SWolfgang Denk# 9719a695f8STom Rini# Option checker, gcc version (courtesy linux kernel) to ensure 981820d4c7SWolfgang Denk# only supported compiler options are used 991820d4c7SWolfgang Denk# 100b6a467d7SDaniel SchwierzeckCC_OPTIONS_CACHE_FILE := $(OBJTREE)/include/generated/cc_options.mk 1016f4acc17STom RiniCC_TEST_OFILE := $(OBJTREE)/include/generated/cc_test_file.o 102b6a467d7SDaniel Schwierzeck 103b6a467d7SDaniel Schwierzeck-include $(CC_OPTIONS_CACHE_FILE) 104b6a467d7SDaniel Schwierzeck 1056f4acc17STom Rinicc-option-sys = $(shell mkdir -p $(dir $(CC_TEST_OFILE)); \ 1066f4acc17STom Rini if $(CC) $(CFLAGS) $(1) -S -xc /dev/null -o $(CC_TEST_OFILE) \ 107b6a467d7SDaniel Schwierzeck > /dev/null 2>&1; then \ 108b6a467d7SDaniel Schwierzeck echo 'CC_OPTIONS += $(strip $1)' >> $(CC_OPTIONS_CACHE_FILE); \ 109b6a467d7SDaniel Schwierzeck echo "$(1)"; fi) 110b6a467d7SDaniel Schwierzeck 111b6a467d7SDaniel Schwierzeckifeq ($(CONFIG_CC_OPT_CACHE_DISABLE),y) 112b6a467d7SDaniel Schwierzeckcc-option = $(strip $(if $(call cc-option-sys,$1),$1,$2)) 113b6a467d7SDaniel Schwierzeckelse 114b6a467d7SDaniel Schwierzeckcc-option = $(strip $(if $(findstring $1,$(CC_OPTIONS)),$1,\ 115b6a467d7SDaniel Schwierzeck $(if $(call cc-option-sys,$1),$1,$2))) 116b6a467d7SDaniel Schwierzeckendif 117e2211743Swdenk 11819a695f8STom Rini# cc-version 11919a695f8STom Rini# Usage gcc-ver := $(call cc-version) 12019a695f8STom Rinicc-version = $(shell $(SHELL) $(SRCTREE)/tools/gcc-version.sh $(CC)) 1212051ff34SAllen Martinbinutils-version = $(shell $(SHELL) $(SRCTREE)/tools/binutils-version.sh $(AS)) 12219a695f8STom Rini 123e2211743Swdenk# 124e2211743Swdenk# Include the make variables (CC, etc...) 125e2211743Swdenk# 126e2211743SwdenkAS = $(CROSS_COMPILE)as 1277cb714a5SKhem Raj 1287cb714a5SKhem Raj# Always use GNU ld 1297cb714a5SKhem RajLD = $(shell if $(CROSS_COMPILE)ld.bfd -v > /dev/null 2>&1; \ 1307cb714a5SKhem Raj then echo "$(CROSS_COMPILE)ld.bfd"; else echo "$(CROSS_COMPILE)ld"; fi;) 1317cb714a5SKhem Raj 132e2211743SwdenkCC = $(CROSS_COMPILE)gcc 133e2211743SwdenkCPP = $(CC) -E 134e2211743SwdenkAR = $(CROSS_COMPILE)ar 135e2211743SwdenkNM = $(CROSS_COMPILE)nm 13694a91e24SMike FrysingerLDR = $(CROSS_COMPILE)ldr 137e2211743SwdenkSTRIP = $(CROSS_COMPILE)strip 138e2211743SwdenkOBJCOPY = $(CROSS_COMPILE)objcopy 139e2211743SwdenkOBJDUMP = $(CROSS_COMPILE)objdump 140e2211743SwdenkRANLIB = $(CROSS_COMPILE)RANLIB 141bbb0b128SSimon GlassDTC = dtc 1424ab64933SKim PhillipsCHECK = sparse 143e2211743Swdenk 144c4e5f52aSWolfgang Denk######################################################################### 145c4e5f52aSWolfgang Denk 146c4e5f52aSWolfgang Denk# Load generated board configuration 147c4e5f52aSWolfgang Denksinclude $(OBJTREE)/include/autoconf.mk 1485e987ddfSJoakim Tjernlundsinclude $(OBJTREE)/include/config.mk 149c4e5f52aSWolfgang Denk 15003b7004dSPeter Tyser# Some architecture config.mk files need to know what CPUDIR is set to, 15103b7004dSPeter Tyser# so calculate CPUDIR before including ARCH/SOC/CPU config.mk files. 1528d1f2682SPeter Tyser# Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains 1538d1f2682SPeter Tyser# CPU-specific code. 1548d1f2682SPeter TyserCPUDIR=arch/$(ARCH)/cpu/$(CPU) 1558d1f2682SPeter Tyserifneq ($(SRCTREE)/$(CPUDIR),$(wildcard $(SRCTREE)/$(CPUDIR))) 1568d1f2682SPeter TyserCPUDIR=arch/$(ARCH)/cpu 1578d1f2682SPeter Tyserendif 15803b7004dSPeter Tyser 159ea0364f1SPeter Tysersinclude $(TOPDIR)/arch/$(ARCH)/config.mk # include architecture dependend rules 16003b7004dSPeter Tysersinclude $(TOPDIR)/$(CPUDIR)/config.mk # include CPU specific rules 16103b7004dSPeter Tyser 162c4e5f52aSWolfgang Denkifdef SOC 16303b7004dSPeter Tysersinclude $(TOPDIR)/$(CPUDIR)/$(SOC)/config.mk # include SoC specific rules 164c4e5f52aSWolfgang Denkendif 165c4e5f52aSWolfgang Denkifdef VENDOR 166c4e5f52aSWolfgang DenkBOARDDIR = $(VENDOR)/$(BOARD) 167c4e5f52aSWolfgang Denkelse 168c4e5f52aSWolfgang DenkBOARDDIR = $(BOARD) 169c4e5f52aSWolfgang Denkendif 170c4e5f52aSWolfgang Denkifdef BOARD 171c4e5f52aSWolfgang Denksinclude $(TOPDIR)/board/$(BOARDDIR)/config.mk # include board specific rules 172c4e5f52aSWolfgang Denkendif 173c4e5f52aSWolfgang Denk 174c4e5f52aSWolfgang Denk######################################################################### 175c4e5f52aSWolfgang Denk 1765968adc4SMike Frysinger# We don't actually use $(ARFLAGS) anywhere anymore, so catch people 1775968adc4SMike Frysinger# who are porting old code to latest mainline but not updating $(AR). 1785968adc4SMike FrysingerARFLAGS = $(error update your Makefile to use cmd_link_o_target and not AR) 179e2211743SwdenkRELFLAGS= $(PLATFORM_RELFLAGS) 180e2211743SwdenkDBGFLAGS= -g # -DDEBUG 181e2211743SwdenkOPTFLAGS= -Os #-fomit-frame-pointer 18283b7e2a7SScott Wood 1836dd652faSwdenkOBJCFLAGS += --gap-fill=0xff 184e2211743Swdenk 185b783edaeSwdenkgccincdir := $(shell $(CC) -print-file-name=include) 186b783edaeSwdenk 187e2211743SwdenkCPPFLAGS := $(DBGFLAGS) $(OPTFLAGS) $(RELFLAGS) \ 188c1f5805aSMarek Vasut -D__KERNEL__ 189c8f9c302SDaniel Schwierzeck 190c8f9c302SDaniel Schwierzeck# Enable garbage collection of un-used sections for SPL 191c8f9c302SDaniel Schwierzeckifeq ($(CONFIG_SPL_BUILD),y) 192c8f9c302SDaniel SchwierzeckCPPFLAGS += -ffunction-sections -fdata-sections 193c8f9c302SDaniel SchwierzeckLDFLAGS_FINAL += --gc-sections 194c8f9c302SDaniel Schwierzeckendif 195c8f9c302SDaniel Schwierzeck 19629ce737dSSimon Glass# TODO(sjg@chromium.org): Is this correct on Mac OS? 19729ce737dSSimon Glassifdef CONFIG_FIT_SIGNATURE 19829ce737dSSimon GlassHOSTLIBS += -lssl -lcrypto 199971c450aSSimon Glass 200971c450aSSimon Glass# This affects include/image.h, but including the board config file 201971c450aSSimon Glass# is tricky, so manually define this options here. 202971c450aSSimon GlassHOSTCFLAGS += -DCONFIG_FIT_SIGNATURE 20329ce737dSSimon Glassendif 20429ce737dSSimon Glass 20514d0a02aSWolfgang Denkifneq ($(CONFIG_SYS_TEXT_BASE),) 20614d0a02aSWolfgang DenkCPPFLAGS += -DCONFIG_SYS_TEXT_BASE=$(CONFIG_SYS_TEXT_BASE) 207161b2af4SMike Frysingerendif 208f9328639SMarian Balakowicz 209c8f9c302SDaniel Schwierzeckifneq ($(CONFIG_SPL_TEXT_BASE),) 210c8f9c302SDaniel SchwierzeckCPPFLAGS += -DCONFIG_SPL_TEXT_BASE=$(CONFIG_SPL_TEXT_BASE) 211c8f9c302SDaniel Schwierzeckendif 212c8f9c302SDaniel Schwierzeck 21394aebe6cSStefan Roeseifneq ($(CONFIG_SPL_PAD_TO),) 21494aebe6cSStefan RoeseCPPFLAGS += -DCONFIG_SPL_PAD_TO=$(CONFIG_SPL_PAD_TO) 21594aebe6cSStefan Roeseendif 21694aebe6cSStefan Roese 217ecddccd0SStefan Roeseifneq ($(CONFIG_UBOOT_PAD_TO),) 218ecddccd0SStefan RoeseCPPFLAGS += -DCONFIG_UBOOT_PAD_TO=$(CONFIG_UBOOT_PAD_TO) 219ecddccd0SStefan Roeseendif 220ecddccd0SStefan Roese 221c8f9c302SDaniel Schwierzeckifeq ($(CONFIG_SPL_BUILD),y) 222c8f9c302SDaniel SchwierzeckCPPFLAGS += -DCONFIG_SPL_BUILD 223c8f9c302SDaniel Schwierzeckendif 224c8f9c302SDaniel Schwierzeck 2255c1a7ea6SSimon Glass# Does this architecture support generic board init? 2265c1a7ea6SSimon Glassifeq ($(__HAVE_ARCH_GENERIC_BOARD),) 2275c1a7ea6SSimon Glassifneq ($(CONFIG_SYS_GENERIC_BOARD),) 228fada9e20SSimon GlassCHECK_GENERIC_BOARD = $(error Your architecture does not support generic board. \ 229fada9e20SSimon GlassPlease undefined CONFIG_SYS_GENERIC_BOARD in your board config file) 2305c1a7ea6SSimon Glassendif 2315c1a7ea6SSimon Glassendif 2325c1a7ea6SSimon Glass 2336c97a20dSKumar Galaifneq ($(RESET_VECTOR_ADDRESS),) 2346c97a20dSKumar GalaCPPFLAGS += -DRESET_VECTOR_ADDRESS=$(RESET_VECTOR_ADDRESS) 2356c97a20dSKumar Galaendif 2366c97a20dSKumar Gala 237f9328639SMarian Balakowiczifneq ($(OBJTREE),$(SRCTREE)) 238f9328639SMarian BalakowiczCPPFLAGS += -I$(OBJTREE)/include2 -I$(OBJTREE)/include 239f9328639SMarian Balakowiczendif 240f9328639SMarian Balakowicz 241f9328639SMarian BalakowiczCPPFLAGS += -I$(TOPDIR)/include 242f9328639SMarian BalakowiczCPPFLAGS += -fno-builtin -ffreestanding -nostdinc \ 243f9328639SMarian Balakowicz -isystem $(gccincdir) -pipe $(PLATFORM_CPPFLAGS) 244e2211743Swdenk 245e2211743SwdenkCFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes 246d642c467SMarek Vasut 247d642c467SMarek Vasutifdef BUILD_TAG 248d642c467SMarek VasutCFLAGS += -DBUILD_TAG='"$(BUILD_TAG)"' 249e2211743Swdenkendif 250e2211743Swdenk 251cca4e4aeSWolfgang DenkCFLAGS_SSP := $(call cc-option,-fno-stack-protector) 252cca4e4aeSWolfgang DenkCFLAGS += $(CFLAGS_SSP) 2536262e4e7SMike Frysinger# Some toolchains enable security related warning flags by default, 2546262e4e7SMike Frysinger# but they don't make much sense in the u-boot world, so disable them. 255cca4e4aeSWolfgang DenkCFLAGS_WARN := $(call cc-option,-Wno-format-nonliteral) \ 256cca4e4aeSWolfgang Denk $(call cc-option,-Wno-format-security) 257cca4e4aeSWolfgang DenkCFLAGS += $(CFLAGS_WARN) 25828eab0d7SHaavard Skinnemoen 2594a30f1e8STom Rini# Report stack usage if supported 2604a30f1e8STom RiniCFLAGS_STACK := $(call cc-option,-fstack-usage) 2614a30f1e8STom RiniCFLAGS += $(CFLAGS_STACK) 2624a30f1e8STom Rini 2635c2aeac5SSimon GlassBCURDIR = $(subst $(SRCTREE)/,,$(CURDIR:$(obj)%=%)) 2645c2aeac5SSimon Glass 2655c2aeac5SSimon Glassifeq ($(findstring examples/,$(BCURDIR)),) 2665c2aeac5SSimon Glassifeq ($(CONFIG_SPL_BUILD),) 2675c2aeac5SSimon Glassifdef FTRACE 2685c2aeac5SSimon GlassCFLAGS += -finstrument-functions -DFTRACE 2695c2aeac5SSimon Glassendif 2705c2aeac5SSimon Glassendif 2715c2aeac5SSimon Glassendif 2725c2aeac5SSimon Glass 273e11887a7SHaavard Skinnemoen# $(CPPFLAGS) sets -g, which causes gcc to pass a suitable -g<format> 274e11887a7SHaavard Skinnemoen# option to the assembler. 275e11887a7SHaavard SkinnemoenAFLAGS_DEBUG := 276b62fa913SMarian Balakowicz 277483a0cf8SMarian Balakowicz# turn jbsr into jsr for m68k 278483a0cf8SMarian Balakowiczifeq ($(ARCH),m68k) 279483a0cf8SMarian Balakowiczifeq ($(findstring 3.4,$(shell $(CC) --version)),3.4) 280483a0cf8SMarian BalakowiczAFLAGS_DEBUG := -Wa,-gstabs,-S 281483a0cf8SMarian Balakowiczendif 282483a0cf8SMarian Balakowiczendif 283b62fa913SMarian Balakowicz 284e2211743SwdenkAFLAGS := $(AFLAGS_DEBUG) -D__ASSEMBLY__ $(CPPFLAGS) 285e2211743Swdenk 2868aba9dceSNobuhiro IwamatsuLDFLAGS += $(PLATFORM_LDFLAGS) 2876dc1ecebSHaiying WangLDFLAGS_FINAL += -Bstatic 2888aba9dceSNobuhiro Iwamatsu 2896dc1ecebSHaiying WangLDFLAGS_u-boot += -T $(obj)u-boot.lds $(LDFLAGS_FINAL) 29014d0a02aSWolfgang Denkifneq ($(CONFIG_SYS_TEXT_BASE),) 2918aba9dceSNobuhiro IwamatsuLDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE) 292161b2af4SMike Frysingerendif 293e2211743Swdenk 294c8f9c302SDaniel SchwierzeckLDFLAGS_u-boot-spl += -T $(obj)u-boot-spl.lds $(LDFLAGS_FINAL) 295c8f9c302SDaniel Schwierzeckifneq ($(CONFIG_SPL_TEXT_BASE),) 296c8f9c302SDaniel SchwierzeckLDFLAGS_u-boot-spl += -Ttext $(CONFIG_SPL_TEXT_BASE) 297c8f9c302SDaniel Schwierzeckendif 298c8f9c302SDaniel Schwierzeck 2994ab64933SKim Phillips# Linus' kernel sanity checking tool 3004ab64933SKim PhillipsCHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \ 3014ab64933SKim Phillips -Wbitwise -Wno-return-void -D__CHECK_ENDIAN__ $(CF) 3024ab64933SKim Phillips 303e2211743Swdenk# Location of a usable BFD library, where we define "usable" as 304e2211743Swdenk# "built for ${HOST}, supports ${TARGET}". Sensible values are 305e2211743Swdenk# - When cross-compiling: the root of the cross-environment 306e2211743Swdenk# - Linux/ppc (native): /usr 307e2211743Swdenk# - NetBSD/ppc (native): you lose ... (must extract these from the 308e2211743Swdenk# binutils build directory, plus the native and U-Boot include 309e2211743Swdenk# files don't like each other) 310e2211743Swdenk# 311e2211743Swdenk# So far, this is used only by tools/gdb/Makefile. 312e2211743Swdenk 3134cda4378SMike Frysingerifeq ($(HOSTOS),darwin) 314e2211743SwdenkBFD_ROOT_DIR = /usr/local/tools 315e2211743Swdenkelse 316ea909b76Swdenkifeq ($(HOSTARCH),$(ARCH)) 317ea909b76Swdenk# native 318ea909b76SwdenkBFD_ROOT_DIR = /usr 319ea909b76Swdenkelse 320e2211743Swdenk#BFD_ROOT_DIR = /LinuxPPC/CDK # Linux/i386 321e2211743Swdenk#BFD_ROOT_DIR = /usr/pkg/cross # NetBSD/i386 322e2211743SwdenkBFD_ROOT_DIR = /opt/powerpc 323e2211743Swdenkendif 324ea909b76Swdenkendif 325e2211743Swdenk 326e2211743Swdenk######################################################################### 327e2211743Swdenk 328d984fed0SScott Woodexport HOSTCC HOSTCFLAGS HOSTLDFLAGS PEDCFLAGS HOSTSTRIP CROSS_COMPILE \ 329434c51a5SPeter Tyser AS LD CC CPP AR NM STRIP OBJCOPY OBJDUMP MAKE 33014d0a02aSWolfgang Denkexport CONFIG_SYS_TEXT_BASE PLATFORM_CPPFLAGS PLATFORM_RELFLAGS CPPFLAGS CFLAGS AFLAGS 331e2211743Swdenk 332e2211743Swdenk######################################################################### 333e2211743Swdenk 3345ec5529bSMike Frysinger# Allow boards to use custom optimize flags on a per dir/file basis 335326a6945SMike FrysingerALL_AFLAGS = $(AFLAGS) $(AFLAGS_$(BCURDIR)/$(@F)) $(AFLAGS_$(BCURDIR)) 336326a6945SMike FrysingerALL_CFLAGS = $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) 33747508843SSimon GlassEXTRA_CPPFLAGS = $(CPPFLAGS_$(BCURDIR)/$(@F)) $(CPPFLAGS_$(BCURDIR)) 33847508843SSimon GlassALL_CFLAGS += $(EXTRA_CPPFLAGS) 33947508843SSimon Glass 34047508843SSimon Glass# The _DEP version uses the $< file target (for dependency generation) 34147508843SSimon Glass# See rules.mk 34247508843SSimon GlassEXTRA_CPPFLAGS_DEP = $(CPPFLAGS_$(BCURDIR)/$(addsuffix .o,$(basename $<))) \ 34347508843SSimon Glass $(CPPFLAGS_$(BCURDIR)) 344f9328639SMarian Balakowicz$(obj)%.s: %.S 345326a6945SMike Frysinger $(CPP) $(ALL_AFLAGS) -o $@ $< 346f9328639SMarian Balakowicz$(obj)%.o: %.S 347326a6945SMike Frysinger $(CC) $(ALL_AFLAGS) -o $@ $< -c 348f9328639SMarian Balakowicz$(obj)%.o: %.c 3494ab64933SKim Phillipsifneq ($(CHECKSRC),0) 3504ab64933SKim Phillips $(CHECK) $(CHECKFLAGS) $(ALL_CFLAGS) $< 3514ab64933SKim Phillipsendif 352326a6945SMike Frysinger $(CC) $(ALL_CFLAGS) -o $@ $< -c 35331f30c9eSMike Frysinger$(obj)%.i: %.c 354326a6945SMike Frysinger $(CPP) $(ALL_CFLAGS) -o $@ $< -c 35531f30c9eSMike Frysinger$(obj)%.s: %.c 356326a6945SMike Frysinger $(CC) $(ALL_CFLAGS) -o $@ $< -c -S 357f9328639SMarian Balakowicz 358e2211743Swdenk######################################################################### 3596d8962e8SSebastien Carlier 3606d8962e8SSebastien Carlier# If the list of objects to link is empty, just create an empty built-in.o 3616d8962e8SSebastien Carliercmd_link_o_target = $(if $(strip $1),\ 3628aba9dceSNobuhiro Iwamatsu $(LD) $(LDFLAGS) -r -o $@ $1,\ 3636d8962e8SSebastien Carlier rm -f $@; $(AR) rcs $@ ) 3646d8962e8SSebastien Carlier 3656d8962e8SSebastien Carlier######################################################################### 366