Root/arch/blackfin/Makefile

1#
2# arch/blackfin/Makefile
3#
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
6# for more details.
7#
8
9ifeq ($(CROSS_COMPILE),)
10CROSS_COMPILE := bfin-uclinux-
11endif
12LDFLAGS_vmlinux := -X
13OBJCOPYFLAGS := -O binary -R .note -R .comment -S
14GZFLAGS := -9
15
16KBUILD_CFLAGS += $(call cc-option,-mno-fdpic)
17ifeq ($(CONFIG_ROMKERNEL),y)
18KBUILD_CFLAGS += -mlong-calls
19endif
20KBUILD_AFLAGS += $(call cc-option,-mno-fdpic)
21CFLAGS_MODULE += -mlong-calls
22LDFLAGS_MODULE += -m elf32bfin
23KALLSYMS += --symbol-prefix=_
24
25KBUILD_DEFCONFIG := BF537-STAMP_defconfig
26
27# setup the machine name and the machine dependent settings
28machine-$(CONFIG_BF512) := bf518
29machine-$(CONFIG_BF514) := bf518
30machine-$(CONFIG_BF516) := bf518
31machine-$(CONFIG_BF518) := bf518
32machine-$(CONFIG_BF522) := bf527
33machine-$(CONFIG_BF523) := bf527
34machine-$(CONFIG_BF524) := bf527
35machine-$(CONFIG_BF525) := bf527
36machine-$(CONFIG_BF526) := bf527
37machine-$(CONFIG_BF527) := bf527
38machine-$(CONFIG_BF531) := bf533
39machine-$(CONFIG_BF532) := bf533
40machine-$(CONFIG_BF533) := bf533
41machine-$(CONFIG_BF534) := bf537
42machine-$(CONFIG_BF536) := bf537
43machine-$(CONFIG_BF537) := bf537
44machine-$(CONFIG_BF538) := bf538
45machine-$(CONFIG_BF539) := bf538
46machine-$(CONFIG_BF542) := bf548
47machine-$(CONFIG_BF542M) := bf548
48machine-$(CONFIG_BF544) := bf548
49machine-$(CONFIG_BF544M) := bf548
50machine-$(CONFIG_BF547) := bf548
51machine-$(CONFIG_BF547M) := bf548
52machine-$(CONFIG_BF548) := bf548
53machine-$(CONFIG_BF548M) := bf548
54machine-$(CONFIG_BF549) := bf548
55machine-$(CONFIG_BF549M) := bf548
56machine-$(CONFIG_BF561) := bf561
57MACHINE := $(machine-y)
58export MACHINE
59
60cpu-$(CONFIG_BF512) := bf512
61cpu-$(CONFIG_BF514) := bf514
62cpu-$(CONFIG_BF516) := bf516
63cpu-$(CONFIG_BF518) := bf518
64cpu-$(CONFIG_BF522) := bf522
65cpu-$(CONFIG_BF523) := bf523
66cpu-$(CONFIG_BF524) := bf524
67cpu-$(CONFIG_BF525) := bf525
68cpu-$(CONFIG_BF526) := bf526
69cpu-$(CONFIG_BF527) := bf527
70cpu-$(CONFIG_BF531) := bf531
71cpu-$(CONFIG_BF532) := bf532
72cpu-$(CONFIG_BF533) := bf533
73cpu-$(CONFIG_BF534) := bf534
74cpu-$(CONFIG_BF536) := bf536
75cpu-$(CONFIG_BF537) := bf537
76cpu-$(CONFIG_BF538) := bf538
77cpu-$(CONFIG_BF539) := bf539
78cpu-$(CONFIG_BF542) := bf542
79cpu-$(CONFIG_BF542M) := bf542m
80cpu-$(CONFIG_BF544) := bf544
81cpu-$(CONFIG_BF544M) := bf544m
82cpu-$(CONFIG_BF547) := bf547
83cpu-$(CONFIG_BF547M) := bf547m
84cpu-$(CONFIG_BF548) := bf548
85cpu-$(CONFIG_BF548M) := bf548m
86cpu-$(CONFIG_BF549) := bf549
87cpu-$(CONFIG_BF549M) := bf549m
88cpu-$(CONFIG_BF561) := bf561
89
90rev-$(CONFIG_BF_REV_0_0) := 0.0
91rev-$(CONFIG_BF_REV_0_1) := 0.1
92rev-$(CONFIG_BF_REV_0_2) := 0.2
93rev-$(CONFIG_BF_REV_0_3) := 0.3
94rev-$(CONFIG_BF_REV_0_4) := 0.4
95rev-$(CONFIG_BF_REV_0_5) := 0.5
96rev-$(CONFIG_BF_REV_0_6) := 0.6
97rev-$(CONFIG_BF_REV_NONE) := none
98rev-$(CONFIG_BF_REV_ANY) := any
99
100KBUILD_CFLAGS += -mcpu=$(cpu-y)-$(rev-y)
101KBUILD_AFLAGS += -mcpu=$(cpu-y)-$(rev-y)
102
103# - we utilize the silicon rev from the toolchain, so move it over to the checkflags
104# - the l1_text attribute is Blackfin specific, so fake it out as used to kill warnings
105CHECKFLAGS_SILICON = $(shell echo "" | $(CPP) $(KBUILD_CFLAGS) -dD - 2>/dev/null | awk '$$2 == "__SILICON_REVISION__" { print $$3 }')
106CHECKFLAGS += -D__SILICON_REVISION__=$(CHECKFLAGS_SILICON) -Dl1_text=__used__
107
108head-y := arch/$(ARCH)/kernel/init_task.o
109
110core-y += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
111
112# If we have a machine-specific directory, then include it in the build.
113ifneq ($(machine-y),)
114core-y += arch/$(ARCH)/mach-$(MACHINE)/
115core-y += arch/$(ARCH)/mach-$(MACHINE)/boards/
116endif
117
118ifeq ($(CONFIG_MPU),y)
119core-y += arch/$(ARCH)/kernel/cplb-mpu/
120else
121core-y += arch/$(ARCH)/kernel/cplb-nompu/
122endif
123
124drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
125
126libs-y += arch/$(ARCH)/lib/
127
128machdirs := $(patsubst %,arch/blackfin/mach-%/, $(machine-y))
129
130KBUILD_CFLAGS += -Iarch/$(ARCH)/include/
131KBUILD_CFLAGS += -Iarch/$(ARCH)/mach-$(MACHINE)/include
132
133KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
134
135CLEAN_FILES += \
136    arch/$(ARCH)/kernel/asm-offsets.s \
137
138archclean:
139    $(Q)$(MAKE) $(clean)=$(boot)
140
141INSTALL_PATH ?= /tftpboot
142boot := arch/$(ARCH)/boot
143BOOT_TARGETS = vmImage vmImage.bin vmImage.bz2 vmImage.gz vmImage.lzma vmImage.xip
144PHONY += $(BOOT_TARGETS) install
145KBUILD_IMAGE := $(boot)/vmImage
146
147all: vmImage
148
149$(BOOT_TARGETS): vmlinux
150    $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
151
152install:
153    $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
154
155define archhelp
156  echo '* vmImage - Alias to selected kernel format (vmImage.gz by default)'
157  echo ' vmImage.bin - Uncompressed Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.bin)'
158  echo ' vmImage.bz2 - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.bz2)'
159  echo '* vmImage.gz - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.gz)'
160  echo ' vmImage.lzma - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.lzma)'
161  echo ' vmImage.xip - XIP Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.xip)'
162  echo ' install - Install kernel using'
163  echo ' (your) ~/bin/$(INSTALLKERNEL) or'
164  echo ' (distribution) PATH: $(INSTALLKERNEL) or'
165  echo ' install to $$(INSTALL_PATH)'
166endef
167

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