linux/arch/blackfin/Makefile

152 lines
4.6 KiB
Makefile

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