summaryrefslogtreecommitdiffstats
path: root/arch/Config.in
blob: 5ca05cdde6d211c4d7e74fe539547396c7abee86 (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
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
config BR2_ARCH_IS_64
       bool

choice
	prompt "Target Architecture"
	default BR2_i386
	help
	  Select the target architecture family to build for.

config BR2_arcle
	bool "ARC (little endian)"
	help
	  Synopsys' DesignWare ARC Processor Cores are a family of 32-bit CPUs
	  that can be used from deeply embedded to high performance host
	  applications. Little endian.

config BR2_arceb
	bool "ARC (big endian)"
	help
	  Synopsys' DesignWare ARC Processor Cores are a family of 32-bit CPUs
	  that can be used from deeply embedded to high performance host
	  applications. Big endian.

config BR2_arm
	bool "ARM (little endian)"
	help
	  ARM is a 32-bit reduced instruction set computer (RISC) instruction
	  set architecture (ISA) developed by ARM Holdings. Little endian.
	  http://www.arm.com/
	  http://en.wikipedia.org/wiki/ARM

config BR2_armeb
	bool "ARM (big endian)"
	help
	  ARM is a 32-bit reduced instruction set computer (RISC) instruction
	  set architecture (ISA) developed by ARM Holdings. Big endian.
	  http://www.arm.com/
	  http://en.wikipedia.org/wiki/ARM

config BR2_aarch64
	bool "AArch64"
	select BR2_ARCH_IS_64
	help
	  Aarch64 is a 64-bit architecture developed by ARM Holdings.
	  http://www.arm.com/products/processors/instruction-set-architectures/armv8-architecture.php
	  http://en.wikipedia.org/wiki/ARM

config BR2_avr32
	bool "AVR32"
	select BR2_SOFT_FLOAT
	help
	  The AVR32 is a 32-bit RISC microprocessor architecture designed by
	  Atmel.
	  http://www.atmel.com/
	  http://en.wikipedia.org/wiki/Avr32

config BR2_bfin
	bool "Blackfin"
	help
	  The Blackfin is a family of 16 or 32-bit microprocessors developed,
	  manufactured and marketed by Analog Devices.
	  http://www.analog.com/
	  http://en.wikipedia.org/wiki/Blackfin

config BR2_i386
	bool "i386"
	help
	  Intel i386 architecture compatible microprocessor
	  http://en.wikipedia.org/wiki/I386

config BR2_m68k
	bool "m68k"
	depends on BROKEN # ice in uclibc / inet_ntoa_r
	help
	  Motorola 68000 family microprocessor
	  http://en.wikipedia.org/wiki/M68k

config BR2_microblazeel
	bool "Microblaze AXI (little endian)"
	help
	  Soft processor core designed for Xilinx FPGAs from Xilinx. AXI bus
	  based architecture (little endian)
	  http://www.xilinx.com
	  http://en.wikipedia.org/wiki/Microblaze

config BR2_microblazebe
	bool "Microblaze non-AXI (big endian)"
	help
	  Soft processor core designed for Xilinx FPGAs from Xilinx. PLB bus
	  based architecture (non-AXI, big endian)
	  http://www.xilinx.com
	  http://en.wikipedia.org/wiki/Microblaze

config BR2_mips
	bool "MIPS (big endian)"
	help
	  MIPS is a RISC microprocessor from MIPS Technologies. Big endian.
	  http://www.mips.com/
	  http://en.wikipedia.org/wiki/MIPS_Technologies

config BR2_mipsel
	bool "MIPS (little endian)"
	help
	  MIPS is a RISC microprocessor from MIPS Technologies. Little endian.
	  http://www.mips.com/
	  http://en.wikipedia.org/wiki/MIPS_Technologies

config BR2_mips64
	bool "MIPS64 (big endian)"
	select BR2_ARCH_IS_64
	help
	  MIPS is a RISC microprocessor from MIPS Technologies. Big endian.
	  http://www.mips.com/
	  http://en.wikipedia.org/wiki/MIPS_Technologies

config BR2_mips64el
	bool "MIPS64 (little endian)"
	select BR2_ARCH_IS_64
	help
	  MIPS is a RISC microprocessor from MIPS Technologies. Little endian.
	  http://www.mips.com/
	  http://en.wikipedia.org/wiki/MIPS_Technologies

config BR2_powerpc
	bool "PowerPC"
	help
	  PowerPC is a RISC architecture created by Apple-IBM-Motorola alliance.
	  http://www.power.org/
	  http://en.wikipedia.org/wiki/Powerpc

config BR2_sh
	bool "SuperH"
	help
	  SuperH (or SH) is a 32-bit reduced instruction set computer (RISC)
	  instruction set architecture (ISA) developed by Hitachi.
	  http://www.hitachi.com/
	  http://en.wikipedia.org/wiki/SuperH

config BR2_sh64
	bool "SuperH64"
	help
	  SuperH64 (or SH) is a 64-bit reduced instruction set computer (RISC)
	  instruction set architecture (ISA) developed by Hitachi.
	  http://www.hitachi.com/
	  http://en.wikipedia.org/wiki/SuperH

config BR2_sparc
	bool "SPARC"
	help
	  SPARC (from Scalable Processor Architecture) is a RISC instruction
	  set architecture (ISA) developed by Sun Microsystems.
	  http://www.oracle.com/sun
	  http://en.wikipedia.org/wiki/Sparc

config BR2_x86_64
	bool "x86_64"
	select BR2_ARCH_IS_64
	help
	  x86-64 is an extension of the x86 instruction set (Intel i386
	  architecture compatible microprocessor).
	  http://en.wikipedia.org/wiki/X86_64

config BR2_xtensa
	bool "Xtensa"
	help
	  Xtensa is a Tensilica processor IP architecture.
	  http://en.wikipedia.org/wiki/Xtensa
	  http://www.tensilica.com/

endchoice

# The following string values are defined by the individual
# Config.in.$ARCH files
config BR2_ARCH
	string

config BR2_ENDIAN
	string

config BR2_GCC_TARGET_TUNE
	string

config BR2_GCC_TARGET_ARCH
	string

config BR2_GCC_TARGET_ABI
	string

config BR2_GCC_TARGET_CPU
	string

config BR2_GCC_TARGET_CPU_REVISION
	string

# Set up target binary format
choice
	prompt "Target Binary Format"
	depends on BR2_bfin || BR2_m68k
	default BR2_BINFMT_FDPIC

config BR2_BINFMT_ELF
	bool "ELF"
	depends on !BR2_bfin && !BR2_m68k
	help
	  ELF (Executable and Linkable Format) is a format for libraries and
	  executables used across different architectures and operating
	  systems.

config BR2_BINFMT_FDPIC
	bool "FDPIC"
	depends on BR2_bfin || BR2_m68k
	help
	  ELF FDPIC binaries are based on ELF, but allow the individual load
	  segments of a binary to be located in memory independently of each
	  other. This makes this format ideal for use in environments where no
	  MMU is available.

config BR2_BINFMT_FLAT
	bool "FLAT"
	depends on BR2_bfin || BR2_m68k
	select BR2_PREFER_STATIC_LIB
	help
	  FLAT binary is a relatively simple and lightweight executable format
	  based on the original a.out format. It is widely used in environment
	  where no MMU is available.

endchoice

# Set up flat binary type
choice
	prompt "FLAT Binary type"
	depends on BR2_BINFMT_FLAT
	default BR2_BINFMT_FLAT_ONE

config BR2_BINFMT_FLAT_ONE
	bool "One memory region"
	help
	  All segments are linked into one memory region.

config BR2_BINFMT_FLAT_SEP_DATA
	bool "Separate data and code region"
	depends on BR2_bfin || BR2_m68k
	help
	  Allow for the data and text segments to be separated and placed in
	  different regions of memory.

config BR2_BINFMT_FLAT_SHARED
	bool "Shared binary"
	depends on BR2_bfin || BR2_m68k
	help
	  Allow to load and link indiviual FLAT binaries at run time.

endchoice

if BR2_arcle || BR2_arceb
source "arch/Config.in.arc"
endif

if BR2_arm || BR2_armeb
source "arch/Config.in.arm"
endif

if BR2_aarch64
source "arch/Config.in.aarch64"
endif

if BR2_avr32
source "arch/Config.in.avr32"
endif

if BR2_bfin
source "arch/Config.in.bfin"
endif

if BR2_m68k
source "arch/Config.in.m68k"
endif

if BR2_microblazeel || BR2_microblazebe
source "arch/Config.in.microblaze"
endif

if BR2_mips || BR2_mips64 || BR2_mipsel || BR2_mips64el
source "arch/Config.in.mips"
endif

if BR2_powerpc
source "arch/Config.in.powerpc"
endif

if BR2_sh || BR2_sh64
source "arch/Config.in.sh"
endif

if BR2_sparc
source "arch/Config.in.sparc"
endif

if BR2_i386 || BR2_x86_64
source "arch/Config.in.x86"
endif

if BR2_xtensa
source "arch/Config.in.xtensa"
endif