CPPFLAGS += -D__ARM__ -fno-strict-aliasing
# Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
CPPFLAGS +=$(call cc-option,-marm,)
ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
CPPFLAGS += -mbig-endian
AS += -EB
LD += -EB
else
CPPFLAGS += -mlittle-endian
AS += -EL
LD += -EL
endif
comma = ,
# This selects which instruction set is used.
# Note that GCC does not numerically define an architecture version
# macro, but instead defines a whole series of macros which makes
# testing for a specific architecture or later rather impossible.
arch-$(CONFIG_CPU_32v7) :=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t
# This selects how we optimise for the processor.
tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
ifeq ($(CONFIG_AEABI),y)
CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork
else
CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
endif
ifeq ($(CONFIG_ARM_UNWIND),y)
CFLAGS_ABI +=-funwind-tables
endif
ifeq ($(CONFIG_THUMB2_BAREBOX),y)
AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
CFLAGS_THUMB2 :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
AFLAGS_THUMB2 :=$(CFLAGS_THUMB2) -Wa$(comma)-mthumb
endif
CPPFLAGS += $(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float $(CFLAGS_THUMB2)
AFLAGS += -include asm/unified.h -msoft-float $(AFLAGS_THUMB2)
# Machine directory name. This list is sorted alphanumerically
# by CONFIG_* macro name.
machine-$(CONFIG_ARCH_AT91) := at91
machine-$(CONFIG_ARCH_BCM2835) := bcm2835
machine-$(CONFIG_ARCH_CLPS711X) := clps711x
machine-$(CONFIG_ARCH_EP93XX) := ep93xx
machine-$(CONFIG_ARCH_HIGHBANK) := highbank
machine-$(CONFIG_ARCH_IMX) := imx
machine-$(CONFIG_ARCH_MXS) := mxs
machine-$(CONFIG_ARCH_MVEBU) := mvebu
machine-$(CONFIG_ARCH_NOMADIK) := nomadik
machine-$(CONFIG_ARCH_NETX) := netx
machine-$(CONFIG_ARCH_OMAP) := omap
machine-$(CONFIG_ARCH_PXA) := pxa
machine-$(CONFIG_ARCH_SAMSUNG) := samsung
machine-$(CONFIG_ARCH_VERSATILE) := versatile
machine-$(CONFIG_ARCH_VEXPRESS) := vexpress
machine-$(CONFIG_ARCH_TEGRA) := tegra
machine-$(CONFIG_ARCH_ZYNQ) := zynq
# Board directory name. This list is sorted alphanumerically
# by CONFIG_* macro name.
board-$(CONFIG_MACH_A9M2410) += a9m2410
board-$(CONFIG_MACH_A9M2440) += a9m2440
board-$(CONFIG_MACH_ANIMEO_IP) += animeo_ip
board-$(CONFIG_MACH_ARCHOSG9) += archosg9
board-$(CONFIG_MACH_AT91RM9200EK) += at91rm9200ek
board-$(CONFIG_MACH_AT91SAM9260EK) += at91sam9260ek
board-$(CONFIG_MACH_AT91SAM9261EK) += at91sam9261ek
board-$(CONFIG_MACH_AT91SAM9263EK) += at91sam9263ek
board-$(CONFIG_MACH_AT91SAM9G10EK) += at91sam9261ek
board-$(CONFIG_MACH_AT91SAM9G20EK) += at91sam9260ek
board-$(CONFIG_MACH_AT91SAM9M10G45EK) += at91sam9m10g45ek
board-$(CONFIG_MACH_AT91SAM9M10IHD) += at91sam9m10ihd
board-$(CONFIG_MACH_AT91SAM9N12EK) += at91sam9n12ek
board-$(CONFIG_MACH_AT91SAM9X5EK) += at91sam9x5ek
board-$(CONFIG_MACH_BEAGLE) += beagle
board-$(CONFIG_MACH_BEAGLEBONE) += beaglebone
board-$(CONFIG_MACH_CCMX51) += ccxmx51
board-$(CONFIG_MACH_CFA10036) += crystalfontz-cfa10036
board-$(CONFIG_MACH_CHUMBY) += chumby_falconwing
board-$(CONFIG_MACH_CLEP7212) += clep7212
board-$(CONFIG_MACH_DSS11) += dss11
board-$(CONFIG_MACH_EDB93012) += edb93xx
board-$(CONFIG_MACH_EDB9301) += edb93xx
board-$(CONFIG_MACH_EDB9302A) += edb93xx
board-$(CONFIG_MACH_EDB9302) += edb93xx
board-$(CONFIG_MACH_EDB9307A) += edb93xx
board-$(CONFIG_MACH_EDB9307) += edb93xx
board-$(CONFIG_MACH_EDB9315A) += edb93xx
board-$(CONFIG_MACH_EDB9315) += edb93xx
board-$(CONFIG_MACH_EFIKA_MX_SMARTBOOK) += efika-mx-smartbook
board-$(CONFIG_MACH_EUKREA_CPUIMX25) += eukrea_cpuimx25
board-$(CONFIG_MACH_EUKREA_CPUIMX27) += eukrea_cpuimx27
board-$(CONFIG_MACH_EUKREA_CPUIMX35) += eukrea_cpuimx35
board-$(CONFIG_MACH_EUKREA_CPUIMX51SD) += eukrea_cpuimx51
board-$(CONFIG_MACH_FREESCALE_MX25_3STACK) += freescale-mx25-3-stack
board-$(CONFIG_MACH_FREESCALE_MX35_3STACK) += freescale-mx35-3-stack
board-$(CONFIG_MACH_FREESCALE_MX51_PDK) += freescale-mx51-pdk
board-$(CONFIG_MACH_FREESCALE_MX53_LOCO) += freescale-mx53-loco
board-$(CONFIG_MACH_FREESCALE_MX53_SMD) += freescale-mx53-smd
board-$(CONFIG_MACH_GE863) += telit-evk-pro3
board-$(CONFIG_MACH_GLOBALSCALE_GURUPLUG) += globalscale-guruplug
board-$(CONFIG_MACH_GLOBALSCALE_MIRABOX) += globalscale-mirabox
board-$(CONFIG_MACH_GUF_CUPID) += guf-cupid
board-$(CONFIG_MACH_GUF_VINCELL) += guf-vincell
board-$(CONFIG_MACH_HIGHBANK) += highbank
board-$(CONFIG_MACH_IMX21ADS) += imx21ads
board-$(CONFIG_MACH_IMX233_OLINUXINO) += imx233-olinuxino
board-$(CONFIG_MACH_IMX27ADS) += imx27ads
board-$(CONFIG_MACH_MARVELL_ARMADA_XP_GP) += marvell-armada-xp-gp
board-$(CONFIG_MACH_MINI2440) += friendlyarm-mini2440
board-$(CONFIG_MACH_MINI6410) += friendlyarm-mini6410
board-$(CONFIG_MACH_MIOA701) += mioa701
board-$(CONFIG_MACH_MMCCPU) += mmccpu
board-$(CONFIG_MACH_MX23EVK) += freescale-mx23-evk
board-$(CONFIG_MACH_MX28EVK) += freescale-mx28-evk
board-$(CONFIG_MACH_MX6Q_ARM2) += freescale-mx6-arm2
board-$(CONFIG_MACH_NESO) += guf-neso
board-$(CONFIG_MACH_NOMADIK_8815NHK) += nhk8815
board-$(CONFIG_MACH_NXDB500) += netx
board-$(CONFIG_MACH_OMAP343xSDP) += omap343xdsp
board-$(CONFIG_MACH_OMAP3EVM) += omap3evm
board-$(CONFIG_MACH_PANDA) += panda
board-$(CONFIG_MACH_PCA100) += phycard-i.MX27
board-$(CONFIG_MACH_PCAAL1) += phycard-a-l1
board-$(CONFIG_MACH_PCAAXL2) += phycard-a-xl2
board-$(CONFIG_MACH_PCM027) += pcm027
board-$(CONFIG_MACH_PCM037) += pcm037
board-$(CONFIG_MACH_PCM038) += pcm038
board-$(CONFIG_MACH_PCM043) += pcm043
board-$(CONFIG_MACH_PCM049) += pcm049
board-$(CONFIG_MACH_PCM051) += pcm051
board-$(CONFIG_MACH_PLATHOME_OPENBLOCKS_AX3) += plathome-openblocks-ax3
board-$(CONFIG_MACH_PM9261) += pm9261
board-$(CONFIG_MACH_PM9263) += pm9263
board-$(CONFIG_MACH_PM9G45) += pm9g45
board-$(CONFIG_MACH_QIL_A9260) += qil-a926x
board-$(CONFIG_MACH_QIL_A9G20) += qil-a926x
board-$(CONFIG_MACH_REALQ7) += dmo-mx6-realq7
board-$(CONFIG_MACH_RPI) += raspberry-pi
board-$(CONFIG_MACH_SABRELITE) += freescale-mx6-sabrelite
board-$(CONFIG_MACH_SABRESD) += freescale-mx6-sabresd
board-$(CONFIG_MACH_SAMA5D3XEK) += sama5d3xek
board-$(CONFIG_MACH_SCB9328) += scb9328
board-$(CONFIG_MACH_SOLIDRUN_CUBOX) += solidrun-cubox
board-$(CONFIG_MACH_TINY210) += friendlyarm-tiny210
board-$(CONFIG_MACH_TINY6410) += friendlyarm-tiny6410
board-$(CONFIG_MACH_TNY_A9260) += tny-a926x
board-$(CONFIG_MACH_TNY_A9263) += tny-a926x
board-$(CONFIG_MACH_TNY_A9G20) += tny-a926x
board-$(CONFIG_MACH_TOSHIBA_AC100) += toshiba-ac100
board-$(CONFIG_MACH_TQMA53) += tqma53
board-$(CONFIG_MACH_TX25) += karo-tx25
board-$(CONFIG_MACH_TX28) += karo-tx28
board-$(CONFIG_MACH_TX51) += karo-tx51
board-$(CONFIG_MACH_TX53) += karo-tx53
board-$(CONFIG_MACH_USB_A9260) += usb-a926x
board-$(CONFIG_MACH_USB_A9263) += usb-a926x
board-$(CONFIG_MACH_USB_A9G20) += usb-a926x
board-$(CONFIG_MACH_VERSATILEPB) += versatile
board-$(CONFIG_MACH_VEXPRESS) += vexpress
board-$(CONFIG_MACH_ZEDBOARD) += avnet-zedboard
machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
ifeq ($(KBUILD_SRC),)
CPPFLAGS += $(patsubst %,-I%include,$(machdirs))
else
CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
endif
TEXT_BASE = $(CONFIG_TEXT_BASE)
CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE)
ifndef CONFIG_MODULES
# Add cleanup flags
CPPFLAGS += -fdata-sections -ffunction-sections
LDFLAGS_barebox += -static --gc-sections
endif
ifdef CONFIG_RELOCATABLE
LDFLAGS_barebox += -pie
endif
ifdef CONFIG_IMAGE_COMPRESSION
KBUILD_BINARY := arch/arm/pbl/zbarebox.bin
else
KBUILD_BINARY := barebox.bin
endif
barebox.netx: $(KBUILD_BINARY)
$(Q)scripts/gen_netx_image -i $< -o barebox.netx \
--sdramctrl=$(CONFIG_NETX_SDRAM_CTRL) \
--sdramtimctrl=$(CONFIG_NETX_SDRAM_TIMING_CTRL) \
--memctrl=$(CONFIG_NETX_MEM_CTRL) \
--entrypoint=$(CONFIG_TEXT_BASE) \
--cookie=$(CONFIG_NETX_COOKIE);
ifeq ($(machine-y),netx)
KBUILD_IMAGE := barebox.netx
endif
barebox.s5p: $(KBUILD_BINARY)
$(Q)scripts/s5p_cksum $< barebox.s5p
ifeq ($(CONFIG_ARCH_S5PCxx),y)
KBUILD_IMAGE := barebox.s5p
endif
quiet_cmd_mlo ?= IFT $@
cmd_mlo ?= scripts/omap_signGP $< $(TEXT_BASE) 1; \
test -e $<.ift && mv $<.ift MLO
MLO: $(KBUILD_BINARY)
$(call if_changed,mlo)
ifeq ($(CONFIG_OMAP_BUILD_IFT),y)
KBUILD_IMAGE := MLO
endif
quiet_cmd_davinci_ubl_image = UBL-IMG $@
cmd_davinci_ubl_image = set -e; \
scripts/mkublheader $< > $@; \
cat $< >> $@
barebox.ubl: $(KBUILD_BINARY) FORCE
$(call if_changed,davinci_ubl_image)
ifeq ($(CONFIG_ARCH_DAVINCI),y)
KBUILD_IMAGE := barebox.ubl
endif
quiet_cmd_am35xx_spi_image = SPI-IMG $@
cmd_am35xx_spi_image = scripts/mk-am35xx-spi-image $< > $@
barebox.spi: $(KBUILD_BINARY) FORCE
$(call if_changed,am35xx_spi_image)
ifeq ($(CONFIG_OMAP_BUILD_SPI),y)
KBUILD_IMAGE := barebox.spi
endif
quiet_cmd_zynq_image = ZYNQ-IMG $@
cmd_zynq_image = scripts/zynq_mkimage $< $@
barebox.zynq: $(KBUILD_BINARY) FORCE
$(call if_changed,zynq_image)
ifeq ($(machine-y),zynq)
KBUILD_IMAGE := barebox.zynq
endif
CFG_barebox.imx := $(src)/arch/arm/boards/$(board-y)/flash-header.imxcfg
barebox.imx: $(KBUILD_BINARY) FORCE
$(call if_changed,imx_image)
ifeq ($(CONFIG_ARCH_IMX_INTERNAL_BOOT_USE_IMXIMAGE),y)
KBUILD_IMAGE := barebox.imx
endif
KWBIMAGE_OPTS = \
-c -i $(srctree)/$(BOARD)/kwbimage.cfg -d $(TEXT_BASE) -e $(TEXT_BASE)
quiet_cmd_kwbimage = KWB $@
cmd_kwbimage = scripts/kwbimage -p $< $(KWBIMAGE_OPTS) -o $@ || \
echo "WARNING: Couldn't create KWB image due to previous errors."
quiet_cmd_kwbimage_uart = KWBUART $@
cmd_kwbimage_uart = scripts/kwbimage -m uart -p $< $(KWBIMAGE_OPTS) -o $@ || \
echo "WARNING Couldn't create KWB image due to previous errors."
barebox.kwb: $(KBUILD_BINARY) FORCE
$(call if_changed,kwbimage)
barebox.kwbuart: $(KBUILD_BINARY) FORCE
$(call if_changed,kwbimage_uart)
ifeq ($(CONFIG_ARCH_MVEBU),y)
KBUILD_IMAGE := barebox.kwb barebox.kwbuart
endif
pbl := arch/arm/pbl
$(pbl)/zbarebox.S $(pbl)/zbarebox.bin $(pbl)/zbarebox: barebox.bin FORCE
$(Q)$(MAKE) $(build)=$(pbl) $@
archclean:
$(MAKE) $(clean)=$(pbl)
dts := arch/arm/dts
%.dtb: scripts
$(Q)$(MAKE) $(build)=$(dts) $(dts)/$@
KBUILD_IMAGE ?= $(KBUILD_BINARY)
archprepare: maketools
maketools:
$(Q)$(MAKE) $(build)=arch/arm/tools include/generated/mach-types.h
PHONY += maketools
ifneq ($(board-y),)
BOARD := arch/arm/boards/$(board-y)/
else
BOARD :=
endif
ifneq ($(machine-y),)
MACH := arch/arm/mach-$(machine-y)/
else
MACH :=
endif
common-y += $(BOARD) $(MACH)
common-y += arch/arm/lib/ arch/arm/cpu/
common-$(CONFIG_BUILTIN_DTB) += arch/arm/dts/
lds-y := arch/arm/lib/barebox.lds
common- += $(patsubst %,arch/arm/boards/%/,$(board-))
CLEAN_FILES += include/generated/mach-types.h arch/arm/lib/barebox.lds barebox-flash-image
