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1#
2# For a description of the syntax of this configuration file,
3# see Documentation/kbuild/kconfig-language.txt.
4#
5
6mainmenu "Linux Kernel Configuration"
7
8config ARM
9 bool
10 default y
11
12config ARM26
13 bool
14 default y
15
16config MMU
17 bool
18 default y
19
20config ARCH_ACORN
21 bool
22 default y
23
24config CPU_26
25 bool
26 default y
27
28config FIQ
29 bool
30 default y
31
32# 9 = 512 pages 8 = 256 pages 7 = 128 pages
33config FORCE_MAX_ZONEORDER
34 int
35 default 9
36
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37config RWSEM_GENERIC_SPINLOCK
38 bool
39 default y
40
41config RWSEM_XCHGADD_ALGORITHM
42 bool
43
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44config ARCH_HAS_ILOG2_U32
45 bool
46 default n
47
48config ARCH_HAS_ILOG2_U64
49 bool
50 default n
51
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52config GENERIC_HWEIGHT
53 bool
54 default y
55
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56config GENERIC_CALIBRATE_DELAY
57 bool
58 default y
59
60config GENERIC_BUST_SPINLOCK
61 bool
62
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63config ZONE_DMA
64 bool
65 default y
66
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67config GENERIC_ISA_DMA
68 bool
69
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70config ARCH_MAY_HAVE_PC_FDC
71 bool
a08b6b79 72
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73source "init/Kconfig"
74
75
76menu "System Type"
77
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78choice
79 prompt "Archimedes/A5000 Implementations"
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80
81config ARCH_ARC
82 bool "Archimedes"
83 help
84 Say Y to support the Acorn Archimedes.
85
86 The Acorn Archimedes was an personal computer based on an 8MHz ARM2
87 processor, released in 1987. It supported up to 16MB of RAM in
88 later models and floppy, harddisc, ethernet etc.
89
90config ARCH_A5K
91 bool "A5000"
d8c206b2 92 select ARCH_MAY_HAVE_PC_FDC
1da177e4 93 help
fcb4ee88 94 Say Y here to support the Acorn A5000.
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95
96 Linux can support the
97 internal IDE disk and CD-ROM interface, serial and parallel port,
98 and the floppy drive. Note that on some A5000s the floppy is
99 plugged into the wrong socket on the motherboard.
100
101config PAGESIZE_16
102 bool "2MB physical memory (broken)"
103 help
104 Say Y here if your Archimedes or A5000 system has only 2MB of
105 memory, otherwise say N. The resulting kernel will not run on a
106 machine with 4MB of memory.
41a60ef0 107endchoice
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108endmenu
109
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110config ISA_DMA_API
111 bool
112 default y
113
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114menu "General setup"
115
116# Compressed boot loader in ROM. Yes, we really want to ask about
117# TEXT and BSS so we preserve their values in the config files.
118config ZBOOT_ROM
119 bool "Compressed boot loader in ROM/flash"
120 help
121 Say Y here if you intend to execute your compressed kernel image (zImage)
122 directly from ROM or flash. If unsure, say N.
123
124config ZBOOT_ROM_TEXT
125 depends on ZBOOT_ROM
126 hex "Compressed ROM boot loader base address"
127 default "0"
128 help
129 The base address for zImage. Unless you have special requirements, you
130 should not change this value.
131
132config ZBOOT_ROM_BSS
133 depends on ZBOOT_ROM
134 hex "Compressed ROM boot loader BSS address"
135 default "0"
136 help
137 The base address of 64KiB of read/write memory, which must be available
138 while the decompressor is running. Unless you have special requirements,
139 you should not change this value.
140
141config XIP_KERNEL
142 bool "Execute In Place (XIP) kernel image"
143 help
fcb4ee88 144 Select this option to create a kernel that can be programmed into
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145 the OS ROMs.
146
147comment "At least one math emulation must be selected"
148
149config FPE_NWFPE
150 tristate "NWFPE math emulation"
151 ---help---
152 Say Y to include the NWFPE floating point emulator in the kernel.
153 This is necessary to run most binaries. Linux does not currently
154 support floating point hardware so you need to say Y here even if
fcb4ee88 155 your machine has an FPA or floating point co-processor module.
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156
157 It is also possible to say M to build the emulator as a module
158 (nwfpe) or indeed to leave it out altogether. However, unless you
159 know what you are doing this can easily render your machine
160 unbootable. Saying Y is the safe option.
161
162 You may say N here if you are going to load the Acorn FPEmulator
163 early in the bootup.
164
165source "fs/Kconfig.binfmt"
166
167config PREEMPT
168 bool "Preemptible Kernel (EXPERIMENTAL)"
169 depends on CPU_32 && EXPERIMENTAL
170 help
171 This option reduces the latency of the kernel when reacting to
172 real-time or interactive events by allowing a low priority process to
173 be preempted even if it is in kernel mode executing a system call.
174 This allows applications to run more reliably even when the system is
175 under load.
176
177 Say Y here if you are building a kernel for a desktop, embedded
178 or real-time system. Say N if you are unsure.
179
180config ARTHUR
181 tristate "RISC OS personality"
182 depends on CPU_32
183 help
184 Say Y here to include the kernel code necessary if you want to run
185 Acorn RISC OS/Arthur binaries under Linux. This code is still very
186 experimental; if this sounds frightening, say N and sleep in peace.
187 You can also say M here to compile this support as a module (which
188 will be called arthur).
189
190config CMDLINE
191 string "Default kernel command string"
192 default ""
193 help
194 On some architectures (EBSA110 and CATS), there is currently no way
195 for the boot loader to pass arguments to the kernel. For these
196 architectures, you should supply some command-line options at build
197 time by entering them here. As a minimum, you should specify the
198 memory size and the root device (e.g., mem=64M root=/dev/nfs).
199
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200source "mm/Kconfig"
201
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202endmenu
203
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204source "net/Kconfig"
205
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206source "drivers/base/Kconfig"
207
208source "drivers/parport/Kconfig"
209
210source "drivers/pnp/Kconfig"
211
212source "drivers/block/Kconfig"
213
214source "drivers/md/Kconfig"
215
d5950b43 216source "drivers/net/Kconfig"
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217
218source "drivers/ide/Kconfig"
219
220source "drivers/scsi/Kconfig"
221
222source "drivers/isdn/Kconfig"
223
224#
225# input before char - char/joystick depends on it. As does USB.
226#
227source "drivers/input/Kconfig"
228
229source "drivers/char/Kconfig"
230
231source "drivers/media/Kconfig"
232
233source "fs/Kconfig"
234
235source "drivers/video/Kconfig"
236
237if ARCH_ACORN
238
239source "sound/Kconfig"
240
241endif
242
243source "drivers/misc/Kconfig"
244
245source "drivers/usb/Kconfig"
246
247source "arch/arm26/Kconfig.debug"
248
249source "security/Kconfig"
250
251source "crypto/Kconfig"
252
253source "lib/Kconfig"