2 # arch/blackfin/Makefile
4 # This file is subject to the terms and conditions of the GNU General Public
5 # License. See the file "COPYING" in the main directory of this archive
10 CROSS_COMPILE ?= bfin-uclinux-
12 OBJCOPYFLAGS := -O binary -R .note -R .comment -S
15 KBUILD_CFLAGS += $(call cc-option,-mno-fdpic)
16 KBUILD_AFLAGS += $(call cc-option,-mno-fdpic)
17 CFLAGS_MODULE += -mlong-calls
18 KALLSYMS += --symbol-prefix=_
20 KBUILD_DEFCONFIG := BF537-STAMP_defconfig
22 # setup the machine name and the machine dependent settings
23 machine-$(CONFIG_BF522) := bf527
24 machine-$(CONFIG_BF523) := bf527
25 machine-$(CONFIG_BF524) := bf527
26 machine-$(CONFIG_BF525) := bf527
27 machine-$(CONFIG_BF526) := bf527
28 machine-$(CONFIG_BF527) := bf527
29 machine-$(CONFIG_BF531) := bf533
30 machine-$(CONFIG_BF532) := bf533
31 machine-$(CONFIG_BF533) := bf533
32 machine-$(CONFIG_BF534) := bf537
33 machine-$(CONFIG_BF536) := bf537
34 machine-$(CONFIG_BF537) := bf537
35 machine-$(CONFIG_BF542) := bf548
36 machine-$(CONFIG_BF544) := bf548
37 machine-$(CONFIG_BF547) := bf548
38 machine-$(CONFIG_BF548) := bf548
39 machine-$(CONFIG_BF549) := bf548
40 machine-$(CONFIG_BF561) := bf561
41 MACHINE := $(machine-y)
44 cpu-$(CONFIG_BF522) := bf522
45 cpu-$(CONFIG_BF523) := bf523
46 cpu-$(CONFIG_BF524) := bf524
47 cpu-$(CONFIG_BF525) := bf525
48 cpu-$(CONFIG_BF526) := bf526
49 cpu-$(CONFIG_BF527) := bf527
50 cpu-$(CONFIG_BF531) := bf531
51 cpu-$(CONFIG_BF532) := bf532
52 cpu-$(CONFIG_BF533) := bf533
53 cpu-$(CONFIG_BF534) := bf534
54 cpu-$(CONFIG_BF536) := bf536
55 cpu-$(CONFIG_BF537) := bf537
56 cpu-$(CONFIG_BF542) := bf542
57 cpu-$(CONFIG_BF544) := bf544
58 cpu-$(CONFIG_BF547) := bf547
59 cpu-$(CONFIG_BF548) := bf548
60 cpu-$(CONFIG_BF549) := bf549
61 cpu-$(CONFIG_BF561) := bf561
63 rev-$(CONFIG_BF_REV_0_0) := 0.0
64 rev-$(CONFIG_BF_REV_0_1) := 0.1
65 rev-$(CONFIG_BF_REV_0_2) := 0.2
66 rev-$(CONFIG_BF_REV_0_3) := 0.3
67 rev-$(CONFIG_BF_REV_0_4) := 0.4
68 rev-$(CONFIG_BF_REV_0_5) := 0.5
69 rev-$(CONFIG_BF_REV_NONE) := none
70 rev-$(CONFIG_BF_REV_ANY) := any
72 KBUILD_CFLAGS += -mcpu=$(cpu-y)-$(rev-y)
73 KBUILD_AFLAGS += -mcpu=$(cpu-y)-$(rev-y)
75 # - we utilize the silicon rev from the toolchain, so move it over to the checkflags
76 # - the l1_text attribute is Blackfin specific, so fake it out as used to kill warnings
77 CHECKFLAGS_SILICON = $(shell echo "" | $(CPP) $(KBUILD_CFLAGS) -dD - 2>/dev/null | awk '$$2 == "__SILICON_REVISION__" { print $$3 }')
78 CHECKFLAGS += -D__SILICON_REVISION__=$(CHECKFLAGS_SILICON) -Dl1_text=__used__
80 head-y := arch/$(ARCH)/mach-$(MACHINE)/head.o arch/$(ARCH)/kernel/init_task.o
82 core-y += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
84 # If we have a machine-specific directory, then include it in the build.
86 core-y += arch/$(ARCH)/mach-$(MACHINE)/
87 core-y += arch/$(ARCH)/mach-$(MACHINE)/boards/
90 ifeq ($(CONFIG_MPU),y)
91 core-y += arch/$(ARCH)/kernel/cplb-mpu/
93 core-y += arch/$(ARCH)/kernel/cplb-nompu/
96 libs-y += arch/$(ARCH)/lib/
98 drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
102 # Update machine arch symlinks if something which affects
103 # them changed. We use .mach to indicate when they were updated
104 # last, otherwise make uses the target directory mtime.
106 show_mach_symlink = :
107 quiet_show_mach_symlink = echo ' SYMLINK include/asm-$(ARCH)/mach-$(MACHINE) -> include/asm-$(ARCH)/mach'
108 silent_show_mach_symlink = :
109 include/asm-blackfin/.mach: $(wildcard include/config/arch/*.h) include/config/auto.conf
110 @$($(quiet)show_mach_symlink)
111 ifneq ($(KBUILD_SRC),)
112 $(Q)mkdir -p include/asm-$(ARCH)
113 $(Q)ln -fsn $(srctree)/include/asm-$(ARCH)/mach-$(MACHINE) include/asm-$(ARCH)/mach
115 $(Q)ln -fsn mach-$(MACHINE) include/asm-$(ARCH)/mach
120 include/asm-$(ARCH)/asm-offsets.h \
121 arch/$(ARCH)/kernel/asm-offsets.s \
122 include/asm-$(ARCH)/mach \
123 include/asm-$(ARCH)/.mach
125 archprepare: include/asm-blackfin/.mach
127 $(Q)$(MAKE) $(clean)=$(boot)
130 INSTALL_PATH ?= /tftpboot
131 boot := arch/$(ARCH)/boot
132 BOOT_TARGETS = vmImage
133 PHONY += $(BOOT_TARGETS) install
134 KBUILD_IMAGE := $(boot)/vmImage
138 $(BOOT_TARGETS): vmlinux
139 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
142 $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
145 echo '* vmImage - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage)'
146 echo ' install - Install kernel using'
147 echo ' (your) ~/bin/$(CROSS_COMPILE)installkernel or'
148 echo ' (distribution) PATH: $(CROSS_COMPILE)installkernel or'
149 echo ' install to $$(INSTALL_PATH)'