blob: 37f593a4bf53612dd8ff5492bde0e24bec13f574 (
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
|
# SPDX-License-Identifier: GPL-2.0-only
OBJCOPYFLAGS :=-O binary
GZFLAGS :=-9
ifdef CONFIG_CPU_HAS_FPU
FPUEXT = f
endif
ifdef CONFIG_CPU_HAS_VDSP
VDSPEXT = v
endif
ifdef CONFIG_CPU_HAS_TEE
TEEEXT = t
endif
ifdef CONFIG_CPU_CK610
CPUTYPE = ck610
CSKYABI = abiv1
endif
ifdef CONFIG_CPU_CK810
CPUTYPE = ck810
CSKYABI = abiv2
endif
ifdef CONFIG_CPU_CK807
CPUTYPE = ck807
CSKYABI = abiv2
endif
ifdef CONFIG_CPU_CK860
CPUTYPE = ck860
CSKYABI = abiv2
endif
ifneq ($(CSKYABI),)
MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEEXT)
KBUILD_CFLAGS += -mcpu=$(CPUTYPE) -Wa,-mcpu=$(MCPU_STR)
KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_STR)\"
KBUILD_CFLAGS += -msoft-float -mdiv
KBUILD_CFLAGS += -fno-tree-vectorize
endif
KBUILD_CFLAGS += -pipe
ifeq ($(CSKYABI),abiv2)
KBUILD_CFLAGS += -mno-stack-size
endif
ifdef CONFIG_FRAME_POINTER
KBUILD_CFLAGS += -mbacktrace
endif
abidirs := $(patsubst %,arch/csky/%/,$(CSKYABI))
KBUILD_CFLAGS += $(patsubst %,-I$(srctree)/%inc,$(abidirs))
KBUILD_CPPFLAGS += -mlittle-endian
LDFLAGS += -EL
KBUILD_AFLAGS += $(KBUILD_CFLAGS)
head-y := arch/csky/kernel/head.o
core-y += arch/csky/kernel/
core-y += arch/csky/mm/
core-y += arch/csky/$(CSKYABI)/
libs-y += arch/csky/lib/ \
$(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name)
boot := arch/csky/boot
core-y += $(boot)/dts/
all: zImage
zImage Image uImage: vmlinux
$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
archclean:
$(Q)$(MAKE) $(clean)=$(boot)
define archhelp
echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
echo ' uImage - U-Boot wrapped zImage'
endef
|
