151 lines
4.6 KiB
Makefile
151 lines
4.6 KiB
Makefile
#
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# arch/blackfin/Makefile
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#
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# This file is subject to the terms and conditions of the GNU General Public
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# License. See the file "COPYING" in the main directory of this archive
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# for more details.
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#
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CROSS_COMPILE ?= bfin-uclinux-
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LDFLAGS_vmlinux := -X
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OBJCOPYFLAGS := -O binary -R .note -R .comment -S
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GZFLAGS := -9
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KBUILD_CFLAGS += $(call cc-option,-mno-fdpic)
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KBUILD_AFLAGS += $(call cc-option,-mno-fdpic)
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CFLAGS_MODULE += -mlong-calls
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KALLSYMS += --symbol-prefix=_
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KBUILD_DEFCONFIG := BF537-STAMP_defconfig
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# setup the machine name and the machine dependent settings
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machine-$(CONFIG_BF522) := bf527
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machine-$(CONFIG_BF523) := bf527
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machine-$(CONFIG_BF524) := bf527
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machine-$(CONFIG_BF525) := bf527
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machine-$(CONFIG_BF526) := bf527
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machine-$(CONFIG_BF527) := bf527
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machine-$(CONFIG_BF531) := bf533
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machine-$(CONFIG_BF532) := bf533
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machine-$(CONFIG_BF533) := bf533
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machine-$(CONFIG_BF534) := bf537
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machine-$(CONFIG_BF536) := bf537
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machine-$(CONFIG_BF537) := bf537
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machine-$(CONFIG_BF542) := bf548
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machine-$(CONFIG_BF544) := bf548
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machine-$(CONFIG_BF547) := bf548
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machine-$(CONFIG_BF548) := bf548
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machine-$(CONFIG_BF549) := bf548
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machine-$(CONFIG_BF561) := bf561
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MACHINE := $(machine-y)
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export MACHINE
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cpu-$(CONFIG_BF522) := bf522
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cpu-$(CONFIG_BF523) := bf523
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cpu-$(CONFIG_BF524) := bf524
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cpu-$(CONFIG_BF525) := bf525
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cpu-$(CONFIG_BF526) := bf526
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cpu-$(CONFIG_BF527) := bf527
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cpu-$(CONFIG_BF531) := bf531
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cpu-$(CONFIG_BF532) := bf532
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cpu-$(CONFIG_BF533) := bf533
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cpu-$(CONFIG_BF534) := bf534
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cpu-$(CONFIG_BF536) := bf536
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cpu-$(CONFIG_BF537) := bf537
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cpu-$(CONFIG_BF542) := bf542
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cpu-$(CONFIG_BF544) := bf544
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cpu-$(CONFIG_BF547) := bf547
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cpu-$(CONFIG_BF548) := bf548
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cpu-$(CONFIG_BF549) := bf549
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cpu-$(CONFIG_BF561) := bf561
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rev-$(CONFIG_BF_REV_0_0) := 0.0
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rev-$(CONFIG_BF_REV_0_1) := 0.1
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rev-$(CONFIG_BF_REV_0_2) := 0.2
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rev-$(CONFIG_BF_REV_0_3) := 0.3
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rev-$(CONFIG_BF_REV_0_4) := 0.4
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rev-$(CONFIG_BF_REV_0_5) := 0.5
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rev-$(CONFIG_BF_REV_NONE) := none
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rev-$(CONFIG_BF_REV_ANY) := any
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KBUILD_CFLAGS += -mcpu=$(cpu-y)-$(rev-y)
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KBUILD_AFLAGS += -mcpu=$(cpu-y)-$(rev-y)
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# - we utilize the silicon rev from the toolchain, so move it over to the checkflags
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# - the l1_text attribute is Blackfin specific, so fake it out as used to kill warnings
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CHECKFLAGS_SILICON = $(shell echo "" | $(CPP) $(KBUILD_CFLAGS) -dD - 2>/dev/null | awk '$$2 == "__SILICON_REVISION__" { print $$3 }')
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CHECKFLAGS += -D__SILICON_REVISION__=$(CHECKFLAGS_SILICON) -Dl1_text=__used__
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head-y := arch/$(ARCH)/mach-$(MACHINE)/head.o arch/$(ARCH)/kernel/init_task.o
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core-y += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
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# If we have a machine-specific directory, then include it in the build.
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ifneq ($(machine-y),)
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core-y += arch/$(ARCH)/mach-$(MACHINE)/
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core-y += arch/$(ARCH)/mach-$(MACHINE)/boards/
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endif
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ifeq ($(CONFIG_MPU),y)
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core-y += arch/$(ARCH)/kernel/cplb-mpu/
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else
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core-y += arch/$(ARCH)/kernel/cplb-nompu/
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endif
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libs-y += arch/$(ARCH)/lib/
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drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
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# Update machine arch symlinks if something which affects
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# them changed. We use .mach to indicate when they were updated
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# last, otherwise make uses the target directory mtime.
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show_mach_symlink = :
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quiet_show_mach_symlink = echo ' SYMLINK include/asm-$(ARCH)/mach-$(MACHINE) -> include/asm-$(ARCH)/mach'
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silent_show_mach_symlink = :
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include/asm-blackfin/.mach: $(wildcard include/config/arch/*.h) include/config/auto.conf
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@$($(quiet)show_mach_symlink)
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ifneq ($(KBUILD_SRC),)
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$(Q)mkdir -p include/asm-$(ARCH)
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$(Q)ln -fsn $(srctree)/include/asm-$(ARCH)/mach-$(MACHINE) include/asm-$(ARCH)/mach
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else
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$(Q)ln -fsn mach-$(MACHINE) include/asm-$(ARCH)/mach
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endif
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@touch $@
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CLEAN_FILES += \
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include/asm-$(ARCH)/asm-offsets.h \
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arch/$(ARCH)/kernel/asm-offsets.s \
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include/asm-$(ARCH)/mach \
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include/asm-$(ARCH)/.mach
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archprepare: include/asm-blackfin/.mach
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archclean:
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$(Q)$(MAKE) $(clean)=$(boot)
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INSTALL_PATH ?= /tftpboot
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boot := arch/$(ARCH)/boot
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BOOT_TARGETS = vmImage
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PHONY += $(BOOT_TARGETS) install
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KBUILD_IMAGE := $(boot)/vmImage
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all: vmImage
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$(BOOT_TARGETS): vmlinux
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$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
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install:
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$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
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define archhelp
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echo '* vmImage - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage)'
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echo ' install - Install kernel using'
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echo ' (your) ~/bin/$(CROSS_COMPILE)installkernel or'
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echo ' (distribution) PATH: $(CROSS_COMPILE)installkernel or'
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echo ' install to $$(INSTALL_PATH)'
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endef
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