tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
9
10CROSS_COMPILE ?= bfin-uclinux-
11LDFLAGS_vmlinux := -X
12OBJCOPYFLAGS := -O binary -R .note -R .comment -S
13GZFLAGS := -9
14
15KBUILD_CFLAGS += $(call cc-option,-mno-fdpic)
16KBUILD_AFLAGS += $(call cc-option,-mno-fdpic)
17CFLAGS_MODULE += -mlong-calls
18KALLSYMS += --symbol-prefix=_
19
20KBUILD_DEFCONFIG := BF537-STAMP_defconfig
21
22# setup the machine name and the machine dependent settings
23machine-$(CONFIG_BF522) := bf527
24machine-$(CONFIG_BF523) := bf527
25machine-$(CONFIG_BF524) := bf527
26machine-$(CONFIG_BF525) := bf527
27machine-$(CONFIG_BF526) := bf527
28machine-$(CONFIG_BF527) := bf527
29machine-$(CONFIG_BF531) := bf533
30machine-$(CONFIG_BF532) := bf533
31machine-$(CONFIG_BF533) := bf533
32machine-$(CONFIG_BF534) := bf537
33machine-$(CONFIG_BF536) := bf537
34machine-$(CONFIG_BF537) := bf537
35machine-$(CONFIG_BF542) := bf548
36machine-$(CONFIG_BF544) := bf548
37machine-$(CONFIG_BF547) := bf548
38machine-$(CONFIG_BF548) := bf548
39machine-$(CONFIG_BF549) := bf548
40machine-$(CONFIG_BF561) := bf561
41MACHINE := $(machine-y)
42export MACHINE
43
44cpu-$(CONFIG_BF522) := bf522
45cpu-$(CONFIG_BF523) := bf523
46cpu-$(CONFIG_BF524) := bf524
47cpu-$(CONFIG_BF525) := bf525
48cpu-$(CONFIG_BF526) := bf526
49cpu-$(CONFIG_BF527) := bf527
50cpu-$(CONFIG_BF531) := bf531
51cpu-$(CONFIG_BF532) := bf532
52cpu-$(CONFIG_BF533) := bf533
53cpu-$(CONFIG_BF534) := bf534
54cpu-$(CONFIG_BF536) := bf536
55cpu-$(CONFIG_BF537) := bf537
56cpu-$(CONFIG_BF542) := bf542
57cpu-$(CONFIG_BF544) := bf544
58cpu-$(CONFIG_BF547) := bf547
59cpu-$(CONFIG_BF548) := bf548
60cpu-$(CONFIG_BF549) := bf549
61cpu-$(CONFIG_BF561) := bf561
62
63rev-$(CONFIG_BF_REV_0_0) := 0.0
64rev-$(CONFIG_BF_REV_0_1) := 0.1
65rev-$(CONFIG_BF_REV_0_2) := 0.2
66rev-$(CONFIG_BF_REV_0_3) := 0.3
67rev-$(CONFIG_BF_REV_0_4) := 0.4
68rev-$(CONFIG_BF_REV_0_5) := 0.5
69rev-$(CONFIG_BF_REV_NONE) := none
70rev-$(CONFIG_BF_REV_ANY) := any
71
72KBUILD_CFLAGS += -mcpu=$(cpu-y)-$(rev-y)
73KBUILD_AFLAGS += -mcpu=$(cpu-y)-$(rev-y)
74
75head-y := arch/$(ARCH)/mach-$(MACHINE)/head.o arch/$(ARCH)/kernel/init_task.o
76
77core-y += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
78
79# If we have a machine-specific directory, then include it in the build.
80ifneq ($(machine-y),)
81core-y += arch/$(ARCH)/mach-$(MACHINE)/
82core-y += arch/$(ARCH)/mach-$(MACHINE)/boards/
83endif
84
85ifeq ($(CONFIG_MPU),y)
86core-y += arch/$(ARCH)/kernel/cplb-mpu/
87else
88core-y += arch/$(ARCH)/kernel/cplb-nompu/
89endif
90
91libs-y += arch/$(ARCH)/lib/
92
93drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
94
95
96
97# Update machine arch symlinks if something which affects
98# them changed. We use .mach to indicate when they were updated
99# last, otherwise make uses the target directory mtime.
100
101 show_mach_symlink = :
102 quiet_show_mach_symlink = echo ' SYMLINK include/asm-$(ARCH)/mach-$(MACHINE) -> include/asm-$(ARCH)/mach'
103silent_show_mach_symlink = :
104include/asm-blackfin/.mach: $(wildcard include/config/arch/*.h) include/config/auto.conf
105 @$($(quiet)show_mach_symlink)
106ifneq ($(KBUILD_SRC),)
107 $(Q)mkdir -p include/asm-$(ARCH)
108 $(Q)ln -fsn $(srctree)/include/asm-$(ARCH)/mach-$(MACHINE) include/asm-$(ARCH)/mach
109else
110 $(Q)ln -fsn mach-$(MACHINE) include/asm-$(ARCH)/mach
111endif
112 @touch $@
113
114CLEAN_FILES += \
115 include/asm-$(ARCH)/asm-offsets.h \
116 arch/$(ARCH)/kernel/asm-offsets.s \
117 include/asm-$(ARCH)/mach \
118 include/asm-$(ARCH)/.mach
119
120archprepare: include/asm-blackfin/.mach
121archclean:
122 $(Q)$(MAKE) $(clean)=$(boot)
123
124
125INSTALL_PATH ?= /tftpboot
126boot := arch/$(ARCH)/boot
127BOOT_TARGETS = vmImage
128PHONY += $(BOOT_TARGETS) install
129KBUILD_IMAGE := $(boot)/vmImage
130
131all: vmImage
132
133$(BOOT_TARGETS): vmlinux
134 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
135
136install:
137 $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
138
139define archhelp
140 echo '* vmImage - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage)'
141 echo ' install - Install kernel using'
142 echo ' (your) ~/bin/$(CROSS_COMPILE)installkernel or'
143 echo ' (distribution) PATH: $(CROSS_COMPILE)installkernel or'
144 echo ' install to $$(INSTALL_PATH)'
145endef