summaryrefslogtreecommitdiffstats
path: root/arch/cris/Makefile
blob: c6f5f5a2ffdfe73adc51fdff67f3ea10f9c9ec7a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
#
# cris/Makefile
#
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies. Remember to do have actions
# for "archclean" and "archdep" for cleaning up and making dependencies for
# this architecture
#
# 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.

KBUILD_DEFCONFIG := etrax-100lx_v2_defconfig

arch-y := v10
arch-$(CONFIG_ETRAX_ARCH_V10) := v10
arch-$(CONFIG_ETRAX_ARCH_V32) := v32

# No config available for make clean etc
mach-y := fs
mach-$(CONFIG_CRIS_MACH_ARTPEC3) := a3
mach-$(CONFIG_ETRAXFS) := fs

ifneq ($(arch-y),)
SARCH := arch-$(arch-y)
else
SARCH :=
endif

ifneq ($(mach-y),)
MACH := mach-$(mach-y)
else
MACH :=
endif

LD = $(CROSS_COMPILE)ld -mcrislinux

OBJCOPYFLAGS := -O binary -R .note -R .comment -S

CPPFLAGS_vmlinux.lds = -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE)

KBUILD_AFLAGS += -mlinux -march=$(arch-y) -Iinclude/asm/arch/mach -Iinclude/asm/arch

KBUILD_CFLAGS += -mlinux -march=$(arch-y) -pipe -Iinclude/asm/arch/mach -Iinclude/asm/arch

ifdef CONFIG_FRAME_POINTER
KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
KBUILD_CFLAGS += -fno-omit-frame-pointer
endif

head-y := arch/$(ARCH)/$(SARCH)/kernel/head.o

LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-file-name=libgcc.a)

core-y		+= arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/
core-y		+= arch/$(ARCH)/$(SARCH)/kernel/ arch/$(ARCH)/$(SARCH)/mm/
ifdef CONFIG_ETRAX_ARCH_V32
core-y		+= arch/$(ARCH)/$(SARCH)/$(MACH)/
endif
drivers-y	+= arch/$(ARCH)/$(SARCH)/drivers/
libs-y		+= arch/$(ARCH)/$(SARCH)/lib/ $(LIBGCC)

# cris source path
SRC_ARCH              = $(srctree)/arch/$(ARCH)
# cris object files path
OBJ_ARCH              = $(objtree)/arch/$(ARCH)

boot := arch/$(ARCH)/boot
MACHINE := arch/$(ARCH)/$(SARCH)

all: zImage

zImage Image: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@

archprepare: $(SRC_ARCH)/.links $(srctree)/include/asm-$(ARCH)/.arch FORCE

# Create some links to make all tools happy
$(SRC_ARCH)/.links:
	@rm -rf $(SRC_ARCH)/drivers
	@ln -sfn $(SARCH)/drivers $(SRC_ARCH)/drivers
	@rm -rf $(SRC_ARCH)/boot
	@ln -sfn $(SARCH)/boot $(SRC_ARCH)/boot
	@rm -rf $(SRC_ARCH)/lib
	@ln -sfn $(SARCH)/lib $(SRC_ARCH)/lib
	@rm -f $(SRC_ARCH)/arch/mach
	@rm -rf $(SRC_ARCH)/arch
	@ln -sfn $(SARCH) $(SRC_ARCH)/arch
ifdef CONFIG_ETRAX_ARCH_V32
	@ln -sfn ../$(SARCH)/$(MACH) $(SRC_ARCH)/arch/mach
endif
	@rm -rf $(SRC_ARCH)/kernel/vmlinux.lds.S
	@ln -sfn ../$(SARCH)/vmlinux.lds.S $(SRC_ARCH)/kernel/vmlinux.lds.S
	@rm -rf $(SRC_ARCH)/kernel/asm-offsets.c
	@ln -sfn ../$(SARCH)/kernel/asm-offsets.c $(SRC_ARCH)/kernel/asm-offsets.c
	@touch $@

# Create link to sub arch includes
$(srctree)/include/asm-$(ARCH)/.arch: $(wildcard include/config/arch/*.h)
	@echo '  SYMLINK include/asm-$(ARCH)/arch -> include/asm-$(ARCH)/$(SARCH)'
	@rm -f $(srctree)/include/asm-$(ARCH)/arch/mach
	@rm -f $(srctree)/include/asm-$(ARCH)/arch
	@ln -sf $(SARCH) $(srctree)/include/asm-$(ARCH)/arch
ifdef CONFIG_ETRAX_ARCH_V32
	@ln -sf $(MACH) $(srctree)/include/asm-$(ARCH)/arch/mach
endif
	@touch $@

archclean:
	$(Q)if [ -e arch/$(ARCH)/boot ]; then \
		$(MAKE) $(clean)=arch/$(ARCH)/boot; \
	fi

CLEAN_FILES += \
	$(MACHINE)/boot/zImage \
	$(MACHINE)/boot/compressed/decompress.bin \
	$(MACHINE)/boot/compressed/piggy.gz \
	$(MACHINE)/boot/rescue/rescue.bin \
	$(SRC_ARCH)/.links \
	$(srctree)/include/asm-$(ARCH)/.arch

MRPROPER_FILES += \
	$(SRC_ARCH)/drivers \
	$(SRC_ARCH)/boot \
	$(SRC_ARCH)/lib \
	$(SRC_ARCH)/arch \
	$(SRC_ARCH)/kernel/vmlinux.lds.S \
	$(SRC_ARCH)/kernel/asm-offsets.c

define archhelp
  echo  '* zImage        - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
  echo  '* Image         - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
endef
OpenPOWER on IntegriCloud