139 lines
4.4 KiB
Makefile
139 lines
4.4 KiB
Makefile
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CPPFLAGS += -D__ARM__ -fno-strict-aliasing
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# Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
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CPPFLAGS +=$(call cc-option,-marm,)
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ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
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CPPFLAGS += -mbig-endian
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AS += -EB
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LD += -EB
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else
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CPPFLAGS += -mlittle-endian
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AS += -EL
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LD += -EL
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endif
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comma = ,
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# This selects which instruction set is used.
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# Note that GCC does not numerically define an architecture version
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# macro, but instead defines a whole series of macros which makes
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# testing for a specific architecture or later rather impossible.
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arch-$(CONFIG_CPU_32v7) :=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
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arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
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arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
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arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t
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# This selects how we optimise for the processor.
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tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi
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tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
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ifeq ($(CONFIG_AEABI),y)
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CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork
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else
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CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
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endif
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CPPFLAGS += $(CFLAGS_ABI) $(arch-y) $(tune-y)
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# Machine directory name. This list is sorted alphanumerically
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# by CONFIG_* macro name.
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machine-$(CONFIG_ARCH_AT91) := at91
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machine-$(CONFIG_ARCH_AT91RM9200) := at91rm9200
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machine-$(CONFIG_ARCH_EP93XX) := ep93xx
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machine-$(CONFIG_ARCH_IMX) := imx
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machine-$(CONFIG_ARCH_NETX) := netx
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machine-$(CONFIG_ARCH_OMAP) := omap
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machine-$(CONFIG_ARCH_S3C24xx) := s3c24xx
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# Board directory name. This list is sorted alphanumerically
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# by CONFIG_* macro name.
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board-$(CONFIG_MACH_A9M2410) := a9m2410
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board-$(CONFIG_MACH_A9M2440) := a9m2440
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board-$(CONFIG_MACH_AT91SAM9260EK) := at91sam9260ek
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board-$(CONFIG_MACH_AT91SAM9263EK) := at91sam9263ek
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board-$(CONFIG_MACH_EDB9301) := edb93xx
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board-$(CONFIG_MACH_EDB9302) := edb93xx
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board-$(CONFIG_MACH_EDB9302A) := edb93xx
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board-$(CONFIG_MACH_EDB9307) := edb93xx
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board-$(CONFIG_MACH_EDB9307A) := edb93xx
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board-$(CONFIG_MACH_EDB93012) := edb93xx
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board-$(CONFIG_MACH_EDB9315) := edb93xx
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board-$(CONFIG_MACH_EDB9315A) := edb93xx
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board-$(CONFIG_MACH_EUKREA_CPUIMX25) := eukrea_cpuimx25
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board-$(CONFIG_MACH_EUKREA_CPUIMX27) := eukrea_cpuimx27
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board-$(CONFIG_MACH_EUKREA_CPUIMX35) := eukrea_cpuimx35
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board-$(CONFIG_MACH_FREESCALE_MX25_3STACK) := freescale-mx25-3-stack
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board-$(CONFIG_MACH_FREESCALE_MX35_3STACK) := freescale-mx35-3-stack
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board-$(CONFIG_MACH_IMX21ADS) := imx21ads
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board-$(CONFIG_MACH_IMX27ADS) := imx27ads
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board-$(CONFIG_MACH_MMCCPU) := mmccpu
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board-$(CONFIG_MACH_MX1ADS) := mx1ads
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board-$(CONFIG_MACH_NXDB500) := netx
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board-$(CONFIG_ARCH_OMAP) := omap
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board-$(CONFIG_MACH_PCA100) := phycard-i.MX27
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board-$(CONFIG_MACH_PCM037) := pcm037
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board-$(CONFIG_MACH_PCM038) := pcm038
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board-$(CONFIG_MACH_PCM043) := pcm043
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board-$(CONFIG_MACH_PM9263) := pm9263
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board-$(CONFIG_MACH_SCB9328) := scb9328
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board-$(CONFIG_MACH_NESO) := guf-neso
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machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
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ifeq ($(KBUILD_SRC),)
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CPPFLAGS += $(patsubst %,-I%include,$(machdirs))
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else
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CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
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endif
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TEXT_BASE = $(CONFIG_TEXT_BASE)
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CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -P
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ifndef CONFIG_MODULES
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# Add cleanup flags
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CPPFLAGS += -fdata-sections -ffunction-sections
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LDFLAGS_barebox += -static --gc-sections
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endif
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barebox.netx: barebox.bin
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$(Q)scripts/gen_netx_image -i barebox.bin -o barebox.netx \
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--sdramctrl=$(CONFIG_NETX_SDRAM_CTRL) \
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--sdramtimctrl=$(CONFIG_NETX_SDRAM_TIMING_CTRL) \
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--memctrl=$(CONFIG_NETX_MEM_CTRL) \
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--entrypoint=$(CONFIG_TEXT_BASE) \
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--cookie=$(CONFIG_NETX_COOKIE);
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ifeq ($(machine-y),netx)
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KBUILD_IMAGE := barebox.netx
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endif
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all: $(KBUILD_IMAGE)
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archprepare: maketools
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maketools:
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$(Q)$(MAKE) $(build)=arch/arm/tools arch/arm/include/asm/mach-types.h
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PHONY += maketools
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ifneq ($(board-y),)
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BOARD := arch/arm/boards/$(board-y)/
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else
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BOARD :=
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endif
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ifneq ($(machine-y),)
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MACH := arch/arm/mach-$(machine-y)/
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else
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MACH :=
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endif
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common-y += $(BOARD) $(MACH)
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common-y += arch/arm/lib/ arch/arm/cpu/
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lds-$(CONFIG_GENERIC_LINKER_SCRIPT) := arch/arm/lib/barebox.lds
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lds-$(CONFIG_BOARD_LINKER_SCRIPT) := $(BOARD)/barebox.lds
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CLEAN_FILES += arch/arm/include/asm/mach-types.h arch/arm/lib/barebox.lds
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