1e2211743Swdenk# 2f9328639SMarian Balakowicz# (C) Copyright 2000-2006 3e2211743Swdenk# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4e2211743Swdenk# 5e2211743Swdenk# See file CREDITS for list of people who contributed to this 6e2211743Swdenk# project. 7e2211743Swdenk# 8e2211743Swdenk# This program is free software; you can redistribute it and/or 9e2211743Swdenk# modify it under the terms of the GNU General Public License as 10e2211743Swdenk# published by the Free Software Foundation; either version 2 of 11e2211743Swdenk# the License, or (at your option) any later version. 12e2211743Swdenk# 13e2211743Swdenk# This program is distributed in the hope that it will be useful, 14e2211743Swdenk# but WITHOUT ANY WARRANTY; without even the implied warranty of 15e2211743Swdenk# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16e2211743Swdenk# GNU General Public License for more details. 17e2211743Swdenk# 18e2211743Swdenk# You should have received a copy of the GNU General Public License 19e2211743Swdenk# along with this program; if not, write to the Free Software 20e2211743Swdenk# Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21e2211743Swdenk# MA 02111-1307 USA 22e2211743Swdenk# 23e2211743Swdenk 24e2211743Swdenk######################################################################### 25e2211743Swdenk 26*120ae609SBenoît Thébaudeau# Set shell to bash if possible, otherwise fall back to sh 27*120ae609SBenoît ThébaudeauSHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ 28*120ae609SBenoît Thébaudeau else if [ -x /bin/bash ]; then echo /bin/bash; \ 29*120ae609SBenoît Thébaudeau else echo sh; fi; fi) 30*120ae609SBenoît Thébaudeau 31*120ae609SBenoît Thébaudeauexport SHELL 32*120ae609SBenoît Thébaudeau 33f9328639SMarian Balakowiczifeq ($(CURDIR),$(SRCTREE)) 34f9328639SMarian Balakowiczdir := 35f9328639SMarian Balakowiczelse 36f9328639SMarian Balakowiczdir := $(subst $(SRCTREE)/,,$(CURDIR)) 37f9328639SMarian Balakowiczendif 38f9328639SMarian Balakowicz 39c8f9c302SDaniel Schwierzeckifneq ($(OBJTREE),$(SRCTREE)) 40c8f9c302SDaniel Schwierzeck# Create object files for SPL in a separate directory 41c8f9c302SDaniel Schwierzeckifeq ($(CONFIG_SPL_BUILD),y) 42c8f9c302SDaniel Schwierzeckobj := $(if $(dir),$(SPLTREE)/$(dir)/,$(SPLTREE)/) 43c8f9c302SDaniel Schwierzeckelse 44f9328639SMarian Balakowiczobj := $(if $(dir),$(OBJTREE)/$(dir)/,$(OBJTREE)/) 45c8f9c302SDaniel Schwierzeckendif 46f9328639SMarian Balakowiczsrc := $(if $(dir),$(SRCTREE)/$(dir)/,$(SRCTREE)/) 47f9328639SMarian Balakowicz 48f9328639SMarian Balakowicz$(shell mkdir -p $(obj)) 49f9328639SMarian Balakowiczelse 50c8f9c302SDaniel Schwierzeck# Create object files for SPL in a separate directory 51c8f9c302SDaniel Schwierzeckifeq ($(CONFIG_SPL_BUILD),y) 52c8f9c302SDaniel Schwierzeckobj := $(if $(dir),$(SPLTREE)/$(dir)/,$(SPLTREE)/) 53c8f9c302SDaniel Schwierzeck 54c8f9c302SDaniel Schwierzeck$(shell mkdir -p $(obj)) 55c8f9c302SDaniel Schwierzeckelse 56f9328639SMarian Balakowiczobj := 57c8f9c302SDaniel Schwierzeckendif 58f9328639SMarian Balakowiczsrc := 59f9328639SMarian Balakowiczendif 60f9328639SMarian Balakowicz 61592c5cabSwdenk# clean the slate ... 62592c5cabSwdenkPLATFORM_RELFLAGS = 63592c5cabSwdenkPLATFORM_CPPFLAGS = 64592c5cabSwdenkPLATFORM_LDFLAGS = 65592c5cabSwdenk 66e2211743Swdenk######################################################################### 67e2211743Swdenk 68d984fed0SScott WoodHOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer \ 69d984fed0SScott Wood $(HOSTCPPFLAGS) 70d984fed0SScott WoodHOSTSTRIP = strip 71d984fed0SScott Wood 72d984fed0SScott Wood# 73d984fed0SScott Wood# Mac OS X / Darwin's C preprocessor is Apple specific. It 74d984fed0SScott Wood# generates numerous errors and warnings. We want to bypass it 75d984fed0SScott Wood# and use GNU C's cpp. To do this we pass the -traditional-cpp 76d984fed0SScott Wood# option to the compiler. Note that the -traditional-cpp flag 77d984fed0SScott Wood# DOES NOT have the same semantics as GNU C's flag, all it does 78d984fed0SScott Wood# is invoke the GNU preprocessor in stock ANSI/ISO C fashion. 79d984fed0SScott Wood# 80d984fed0SScott Wood# Apple's linker is similar, thanks to the new 2 stage linking 81d984fed0SScott Wood# multiple symbol definitions are treated as errors, hence the 82d984fed0SScott Wood# -multiply_defined suppress option to turn off this error. 83d984fed0SScott Wood# 84d984fed0SScott Wood 854cda4378SMike Frysingerifeq ($(HOSTOS),darwin) 86c7da8c19SAndreas Biessmann# get major and minor product version (e.g. '10' and '6' for Snow Leopard) 87c7da8c19SAndreas BiessmannDARWIN_MAJOR_VERSION = $(shell sw_vers -productVersion | cut -f 1 -d '.') 88c7da8c19SAndreas BiessmannDARWIN_MINOR_VERSION = $(shell sw_vers -productVersion | cut -f 2 -d '.') 89c7da8c19SAndreas Biessmann 90f534c7cdSMike Frysingeros_x_before = $(shell if [ $(DARWIN_MAJOR_VERSION) -le $(1) -a \ 91f534c7cdSMike Frysinger $(DARWIN_MINOR_VERSION) -le $(2) ] ; then echo "$(3)"; else echo "$(4)"; fi ;) 92c7da8c19SAndreas Biessmann 93c7da8c19SAndreas Biessmann# Snow Leopards build environment has no longer restrictions as described above 94f534c7cdSMike FrysingerHOSTCC = $(call os_x_before, 10, 5, "cc", "gcc") 95f534c7cdSMike FrysingerHOSTCFLAGS += $(call os_x_before, 10, 4, "-traditional-cpp") 96f534c7cdSMike FrysingerHOSTLDFLAGS += $(call os_x_before, 10, 5, "-multiply_defined suppress") 97e2211743Swdenkelse 98e2211743SwdenkHOSTCC = gcc 99e2211743Swdenkendif 100d984fed0SScott Wood 101d984fed0SScott Woodifeq ($(HOSTOS),cygwin) 102d984fed0SScott WoodHOSTCFLAGS += -ansi 103d984fed0SScott Woodendif 104d984fed0SScott Wood 105d984fed0SScott Wood# We build some files with extra pedantic flags to try to minimize things 106d984fed0SScott Wood# that won't build on some weird host compiler -- though there are lots of 107d984fed0SScott Wood# exceptions for files that aren't complaint. 108d984fed0SScott Wood 109d984fed0SScott WoodHOSTCFLAGS_NOPED = $(filter-out -pedantic,$(HOSTCFLAGS)) 110d984fed0SScott WoodHOSTCFLAGS += -pedantic 111e2211743Swdenk 112e2211743Swdenk######################################################################### 1131820d4c7SWolfgang Denk# 11419a695f8STom Rini# Option checker, gcc version (courtesy linux kernel) to ensure 1151820d4c7SWolfgang Denk# only supported compiler options are used 1161820d4c7SWolfgang Denk# 117b6a467d7SDaniel SchwierzeckCC_OPTIONS_CACHE_FILE := $(OBJTREE)/include/generated/cc_options.mk 1186f4acc17STom RiniCC_TEST_OFILE := $(OBJTREE)/include/generated/cc_test_file.o 119b6a467d7SDaniel Schwierzeck 120b6a467d7SDaniel Schwierzeck-include $(CC_OPTIONS_CACHE_FILE) 121b6a467d7SDaniel Schwierzeck 1226f4acc17STom Rinicc-option-sys = $(shell mkdir -p $(dir $(CC_TEST_OFILE)); \ 1236f4acc17STom Rini if $(CC) $(CFLAGS) $(1) -S -xc /dev/null -o $(CC_TEST_OFILE) \ 124b6a467d7SDaniel Schwierzeck > /dev/null 2>&1; then \ 125b6a467d7SDaniel Schwierzeck echo 'CC_OPTIONS += $(strip $1)' >> $(CC_OPTIONS_CACHE_FILE); \ 126b6a467d7SDaniel Schwierzeck echo "$(1)"; fi) 127b6a467d7SDaniel Schwierzeck 128b6a467d7SDaniel Schwierzeckifeq ($(CONFIG_CC_OPT_CACHE_DISABLE),y) 129b6a467d7SDaniel Schwierzeckcc-option = $(strip $(if $(call cc-option-sys,$1),$1,$2)) 130b6a467d7SDaniel Schwierzeckelse 131b6a467d7SDaniel Schwierzeckcc-option = $(strip $(if $(findstring $1,$(CC_OPTIONS)),$1,\ 132b6a467d7SDaniel Schwierzeck $(if $(call cc-option-sys,$1),$1,$2))) 133b6a467d7SDaniel Schwierzeckendif 134e2211743Swdenk 13519a695f8STom Rini# cc-version 13619a695f8STom Rini# Usage gcc-ver := $(call cc-version) 13719a695f8STom Rinicc-version = $(shell $(SHELL) $(SRCTREE)/tools/gcc-version.sh $(CC)) 1382051ff34SAllen Martinbinutils-version = $(shell $(SHELL) $(SRCTREE)/tools/binutils-version.sh $(AS)) 13919a695f8STom Rini 140e2211743Swdenk# 141e2211743Swdenk# Include the make variables (CC, etc...) 142e2211743Swdenk# 143e2211743SwdenkAS = $(CROSS_COMPILE)as 1447cb714a5SKhem Raj 1457cb714a5SKhem Raj# Always use GNU ld 1467cb714a5SKhem RajLD = $(shell if $(CROSS_COMPILE)ld.bfd -v > /dev/null 2>&1; \ 1477cb714a5SKhem Raj then echo "$(CROSS_COMPILE)ld.bfd"; else echo "$(CROSS_COMPILE)ld"; fi;) 1487cb714a5SKhem Raj 149e2211743SwdenkCC = $(CROSS_COMPILE)gcc 150e2211743SwdenkCPP = $(CC) -E 151e2211743SwdenkAR = $(CROSS_COMPILE)ar 152e2211743SwdenkNM = $(CROSS_COMPILE)nm 15394a91e24SMike FrysingerLDR = $(CROSS_COMPILE)ldr 154e2211743SwdenkSTRIP = $(CROSS_COMPILE)strip 155e2211743SwdenkOBJCOPY = $(CROSS_COMPILE)objcopy 156e2211743SwdenkOBJDUMP = $(CROSS_COMPILE)objdump 157e2211743SwdenkRANLIB = $(CROSS_COMPILE)RANLIB 158bbb0b128SSimon GlassDTC = dtc 1594ab64933SKim PhillipsCHECK = sparse 160e2211743Swdenk 161c4e5f52aSWolfgang Denk######################################################################### 162c4e5f52aSWolfgang Denk 163c4e5f52aSWolfgang Denk# Load generated board configuration 164c4e5f52aSWolfgang Denksinclude $(OBJTREE)/include/autoconf.mk 1655e987ddfSJoakim Tjernlundsinclude $(OBJTREE)/include/config.mk 166c4e5f52aSWolfgang Denk 16703b7004dSPeter Tyser# Some architecture config.mk files need to know what CPUDIR is set to, 16803b7004dSPeter Tyser# so calculate CPUDIR before including ARCH/SOC/CPU config.mk files. 1698d1f2682SPeter Tyser# Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains 1708d1f2682SPeter Tyser# CPU-specific code. 1718d1f2682SPeter TyserCPUDIR=arch/$(ARCH)/cpu/$(CPU) 1728d1f2682SPeter Tyserifneq ($(SRCTREE)/$(CPUDIR),$(wildcard $(SRCTREE)/$(CPUDIR))) 1738d1f2682SPeter TyserCPUDIR=arch/$(ARCH)/cpu 1748d1f2682SPeter Tyserendif 17503b7004dSPeter Tyser 176ea0364f1SPeter Tysersinclude $(TOPDIR)/arch/$(ARCH)/config.mk # include architecture dependend rules 17703b7004dSPeter Tysersinclude $(TOPDIR)/$(CPUDIR)/config.mk # include CPU specific rules 17803b7004dSPeter Tyser 179c4e5f52aSWolfgang Denkifdef SOC 18003b7004dSPeter Tysersinclude $(TOPDIR)/$(CPUDIR)/$(SOC)/config.mk # include SoC specific rules 181c4e5f52aSWolfgang Denkendif 182c4e5f52aSWolfgang Denkifdef VENDOR 183c4e5f52aSWolfgang DenkBOARDDIR = $(VENDOR)/$(BOARD) 184c4e5f52aSWolfgang Denkelse 185c4e5f52aSWolfgang DenkBOARDDIR = $(BOARD) 186c4e5f52aSWolfgang Denkendif 187c4e5f52aSWolfgang Denkifdef BOARD 188c4e5f52aSWolfgang Denksinclude $(TOPDIR)/board/$(BOARDDIR)/config.mk # include board specific rules 189c4e5f52aSWolfgang Denkendif 190c4e5f52aSWolfgang Denk 191c4e5f52aSWolfgang Denk######################################################################### 192c4e5f52aSWolfgang Denk 1935968adc4SMike Frysinger# We don't actually use $(ARFLAGS) anywhere anymore, so catch people 1945968adc4SMike Frysinger# who are porting old code to latest mainline but not updating $(AR). 1955968adc4SMike FrysingerARFLAGS = $(error update your Makefile to use cmd_link_o_target and not AR) 196e2211743SwdenkRELFLAGS= $(PLATFORM_RELFLAGS) 197e2211743SwdenkDBGFLAGS= -g # -DDEBUG 198e2211743SwdenkOPTFLAGS= -Os #-fomit-frame-pointer 19983b7e2a7SScott Wood 2006dd652faSwdenkOBJCFLAGS += --gap-fill=0xff 201e2211743Swdenk 202b783edaeSwdenkgccincdir := $(shell $(CC) -print-file-name=include) 203b783edaeSwdenk 204e2211743SwdenkCPPFLAGS := $(DBGFLAGS) $(OPTFLAGS) $(RELFLAGS) \ 205c1f5805aSMarek Vasut -D__KERNEL__ 206c8f9c302SDaniel Schwierzeck 207c8f9c302SDaniel Schwierzeck# Enable garbage collection of un-used sections for SPL 208c8f9c302SDaniel Schwierzeckifeq ($(CONFIG_SPL_BUILD),y) 209c8f9c302SDaniel SchwierzeckCPPFLAGS += -ffunction-sections -fdata-sections 210c8f9c302SDaniel SchwierzeckLDFLAGS_FINAL += --gc-sections 211c8f9c302SDaniel Schwierzeckendif 212c8f9c302SDaniel Schwierzeck 21314d0a02aSWolfgang Denkifneq ($(CONFIG_SYS_TEXT_BASE),) 21414d0a02aSWolfgang DenkCPPFLAGS += -DCONFIG_SYS_TEXT_BASE=$(CONFIG_SYS_TEXT_BASE) 215161b2af4SMike Frysingerendif 216f9328639SMarian Balakowicz 217c8f9c302SDaniel Schwierzeckifneq ($(CONFIG_SPL_TEXT_BASE),) 218c8f9c302SDaniel SchwierzeckCPPFLAGS += -DCONFIG_SPL_TEXT_BASE=$(CONFIG_SPL_TEXT_BASE) 219c8f9c302SDaniel Schwierzeckendif 220c8f9c302SDaniel Schwierzeck 22194aebe6cSStefan Roeseifneq ($(CONFIG_SPL_PAD_TO),) 22294aebe6cSStefan RoeseCPPFLAGS += -DCONFIG_SPL_PAD_TO=$(CONFIG_SPL_PAD_TO) 22394aebe6cSStefan Roeseendif 22494aebe6cSStefan Roese 225c8f9c302SDaniel Schwierzeckifeq ($(CONFIG_SPL_BUILD),y) 226c8f9c302SDaniel SchwierzeckCPPFLAGS += -DCONFIG_SPL_BUILD 227c8f9c302SDaniel Schwierzeckendif 228c8f9c302SDaniel Schwierzeck 2295c1a7ea6SSimon Glass# Does this architecture support generic board init? 2305c1a7ea6SSimon Glassifeq ($(__HAVE_ARCH_GENERIC_BOARD),) 2315c1a7ea6SSimon Glassifneq ($(CONFIG_SYS_GENERIC_BOARD),) 2325c1a7ea6SSimon Glass$(error Your architecture does not support generic board. Please undefined \ 2335c1a7ea6SSimon GlassCONFIG_SYS_GENERIC_BOARD in your board config file) 2345c1a7ea6SSimon Glassendif 2355c1a7ea6SSimon Glassendif 2365c1a7ea6SSimon Glass 2376c97a20dSKumar Galaifneq ($(RESET_VECTOR_ADDRESS),) 2386c97a20dSKumar GalaCPPFLAGS += -DRESET_VECTOR_ADDRESS=$(RESET_VECTOR_ADDRESS) 2396c97a20dSKumar Galaendif 2406c97a20dSKumar Gala 241f9328639SMarian Balakowiczifneq ($(OBJTREE),$(SRCTREE)) 242f9328639SMarian BalakowiczCPPFLAGS += -I$(OBJTREE)/include2 -I$(OBJTREE)/include 243f9328639SMarian Balakowiczendif 244f9328639SMarian Balakowicz 245f9328639SMarian BalakowiczCPPFLAGS += -I$(TOPDIR)/include 246f9328639SMarian BalakowiczCPPFLAGS += -fno-builtin -ffreestanding -nostdinc \ 247f9328639SMarian Balakowicz -isystem $(gccincdir) -pipe $(PLATFORM_CPPFLAGS) 248e2211743Swdenk 249e2211743Swdenkifdef BUILD_TAG 250e2211743SwdenkCFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes \ 251e2211743Swdenk -DBUILD_TAG='"$(BUILD_TAG)"' 252e2211743Swdenkelse 253e2211743SwdenkCFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes 254e2211743Swdenkendif 255e2211743Swdenk 256cca4e4aeSWolfgang DenkCFLAGS_SSP := $(call cc-option,-fno-stack-protector) 257cca4e4aeSWolfgang DenkCFLAGS += $(CFLAGS_SSP) 2586262e4e7SMike Frysinger# Some toolchains enable security related warning flags by default, 2596262e4e7SMike Frysinger# but they don't make much sense in the u-boot world, so disable them. 260cca4e4aeSWolfgang DenkCFLAGS_WARN := $(call cc-option,-Wno-format-nonliteral) \ 261cca4e4aeSWolfgang Denk $(call cc-option,-Wno-format-security) 262cca4e4aeSWolfgang DenkCFLAGS += $(CFLAGS_WARN) 26328eab0d7SHaavard Skinnemoen 2644a30f1e8STom Rini# Report stack usage if supported 2654a30f1e8STom RiniCFLAGS_STACK := $(call cc-option,-fstack-usage) 2664a30f1e8STom RiniCFLAGS += $(CFLAGS_STACK) 2674a30f1e8STom Rini 268e11887a7SHaavard Skinnemoen# $(CPPFLAGS) sets -g, which causes gcc to pass a suitable -g<format> 269e11887a7SHaavard Skinnemoen# option to the assembler. 270e11887a7SHaavard SkinnemoenAFLAGS_DEBUG := 271b62fa913SMarian Balakowicz 272483a0cf8SMarian Balakowicz# turn jbsr into jsr for m68k 273483a0cf8SMarian Balakowiczifeq ($(ARCH),m68k) 274483a0cf8SMarian Balakowiczifeq ($(findstring 3.4,$(shell $(CC) --version)),3.4) 275483a0cf8SMarian BalakowiczAFLAGS_DEBUG := -Wa,-gstabs,-S 276483a0cf8SMarian Balakowiczendif 277483a0cf8SMarian Balakowiczendif 278b62fa913SMarian Balakowicz 279e2211743SwdenkAFLAGS := $(AFLAGS_DEBUG) -D__ASSEMBLY__ $(CPPFLAGS) 280e2211743Swdenk 2818aba9dceSNobuhiro IwamatsuLDFLAGS += $(PLATFORM_LDFLAGS) 2826dc1ecebSHaiying WangLDFLAGS_FINAL += -Bstatic 2838aba9dceSNobuhiro Iwamatsu 2846dc1ecebSHaiying WangLDFLAGS_u-boot += -T $(obj)u-boot.lds $(LDFLAGS_FINAL) 28514d0a02aSWolfgang Denkifneq ($(CONFIG_SYS_TEXT_BASE),) 2868aba9dceSNobuhiro IwamatsuLDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE) 287161b2af4SMike Frysingerendif 288e2211743Swdenk 289c8f9c302SDaniel SchwierzeckLDFLAGS_u-boot-spl += -T $(obj)u-boot-spl.lds $(LDFLAGS_FINAL) 290c8f9c302SDaniel Schwierzeckifneq ($(CONFIG_SPL_TEXT_BASE),) 291c8f9c302SDaniel SchwierzeckLDFLAGS_u-boot-spl += -Ttext $(CONFIG_SPL_TEXT_BASE) 292c8f9c302SDaniel Schwierzeckendif 293c8f9c302SDaniel Schwierzeck 2944ab64933SKim Phillips# Linus' kernel sanity checking tool 2954ab64933SKim PhillipsCHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \ 2964ab64933SKim Phillips -Wbitwise -Wno-return-void -D__CHECK_ENDIAN__ $(CF) 2974ab64933SKim Phillips 298e2211743Swdenk# Location of a usable BFD library, where we define "usable" as 299e2211743Swdenk# "built for ${HOST}, supports ${TARGET}". Sensible values are 300e2211743Swdenk# - When cross-compiling: the root of the cross-environment 301e2211743Swdenk# - Linux/ppc (native): /usr 302e2211743Swdenk# - NetBSD/ppc (native): you lose ... (must extract these from the 303e2211743Swdenk# binutils build directory, plus the native and U-Boot include 304e2211743Swdenk# files don't like each other) 305e2211743Swdenk# 306e2211743Swdenk# So far, this is used only by tools/gdb/Makefile. 307e2211743Swdenk 3084cda4378SMike Frysingerifeq ($(HOSTOS),darwin) 309e2211743SwdenkBFD_ROOT_DIR = /usr/local/tools 310e2211743Swdenkelse 311ea909b76Swdenkifeq ($(HOSTARCH),$(ARCH)) 312ea909b76Swdenk# native 313ea909b76SwdenkBFD_ROOT_DIR = /usr 314ea909b76Swdenkelse 315e2211743Swdenk#BFD_ROOT_DIR = /LinuxPPC/CDK # Linux/i386 316e2211743Swdenk#BFD_ROOT_DIR = /usr/pkg/cross # NetBSD/i386 317e2211743SwdenkBFD_ROOT_DIR = /opt/powerpc 318e2211743Swdenkendif 319ea909b76Swdenkendif 320e2211743Swdenk 321e2211743Swdenk######################################################################### 322e2211743Swdenk 323d984fed0SScott Woodexport HOSTCC HOSTCFLAGS HOSTLDFLAGS PEDCFLAGS HOSTSTRIP CROSS_COMPILE \ 324434c51a5SPeter Tyser AS LD CC CPP AR NM STRIP OBJCOPY OBJDUMP MAKE 32514d0a02aSWolfgang Denkexport CONFIG_SYS_TEXT_BASE PLATFORM_CPPFLAGS PLATFORM_RELFLAGS CPPFLAGS CFLAGS AFLAGS 326e2211743Swdenk 327e2211743Swdenk######################################################################### 328e2211743Swdenk 3295ec5529bSMike Frysinger# Allow boards to use custom optimize flags on a per dir/file basis 33089f39e17SPeter TyserBCURDIR = $(subst $(SRCTREE)/,,$(CURDIR:$(obj)%=%)) 331326a6945SMike FrysingerALL_AFLAGS = $(AFLAGS) $(AFLAGS_$(BCURDIR)/$(@F)) $(AFLAGS_$(BCURDIR)) 332326a6945SMike FrysingerALL_CFLAGS = $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) 33347508843SSimon GlassEXTRA_CPPFLAGS = $(CPPFLAGS_$(BCURDIR)/$(@F)) $(CPPFLAGS_$(BCURDIR)) 33447508843SSimon GlassALL_CFLAGS += $(EXTRA_CPPFLAGS) 33547508843SSimon Glass 33647508843SSimon Glass# The _DEP version uses the $< file target (for dependency generation) 33747508843SSimon Glass# See rules.mk 33847508843SSimon GlassEXTRA_CPPFLAGS_DEP = $(CPPFLAGS_$(BCURDIR)/$(addsuffix .o,$(basename $<))) \ 33947508843SSimon Glass $(CPPFLAGS_$(BCURDIR)) 340f9328639SMarian Balakowicz$(obj)%.s: %.S 341326a6945SMike Frysinger $(CPP) $(ALL_AFLAGS) -o $@ $< 342f9328639SMarian Balakowicz$(obj)%.o: %.S 343326a6945SMike Frysinger $(CC) $(ALL_AFLAGS) -o $@ $< -c 344f9328639SMarian Balakowicz$(obj)%.o: %.c 3454ab64933SKim Phillipsifneq ($(CHECKSRC),0) 3464ab64933SKim Phillips $(CHECK) $(CHECKFLAGS) $(ALL_CFLAGS) $< 3474ab64933SKim Phillipsendif 348326a6945SMike Frysinger $(CC) $(ALL_CFLAGS) -o $@ $< -c 34931f30c9eSMike Frysinger$(obj)%.i: %.c 350326a6945SMike Frysinger $(CPP) $(ALL_CFLAGS) -o $@ $< -c 35131f30c9eSMike Frysinger$(obj)%.s: %.c 352326a6945SMike Frysinger $(CC) $(ALL_CFLAGS) -o $@ $< -c -S 353f9328639SMarian Balakowicz 354e2211743Swdenk######################################################################### 3556d8962e8SSebastien Carlier 3566d8962e8SSebastien Carlier# If the list of objects to link is empty, just create an empty built-in.o 3576d8962e8SSebastien Carliercmd_link_o_target = $(if $(strip $1),\ 3588aba9dceSNobuhiro Iwamatsu $(LD) $(LDFLAGS) -r -o $@ $1,\ 3596d8962e8SSebastien Carlier rm -f $@; $(AR) rcs $@ ) 3606d8962e8SSebastien Carlier 3616d8962e8SSebastien Carlier######################################################################### 362