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gerrit.nordix.org / codeaurora / busybox / c2741e1f72d77e8bd46c932d6d7b12286d5d338c / . / modutils / Config.in
blob: bf93c74a1b9215bc8a80465b93d613462691c398 [file] [log] [blame]
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]1#
2# For a description of the syntax of this configuration file,
3# see scripts/kbuild/config-language.txt.
4#
5
Glenn L McGrath1b6dfa72003-03-30 13:57:26 +0000[diff] [blame]6menu "Linux Module Utilities"
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]7
Bernhard Reutner-Fischer55e547e2008-05-26 12:01:49 +0000[diff] [blame]8config DEPMOD
9 bool "depmod"
10 default n
11 help
12 depmod generates modules.dep (FIXME: elaborate)
13
Bernhard Reutner-Fischerbeac1bd2008-06-02 13:28:47 +0000[diff] [blame]14config FEATURE_DEPMOD_PRUNE_FANCY
15 bool "fancy dependency pruning"
16 default n
17 depends on DEPMOD
18 help
19 By default modules.dep contains all dependencies as listed by
20 the modules.
21 If you enable this option then we remove implied modules from
22 the dependencies.
23 This makes depmod somewhat bigger but generates a smaller
24 modules.dep file.
25
26 If unsure, say N.
27
Bernhard Reutner-Fischerc2741e12008-06-02 18:59:16 +0000[diff] [blame^]28config FEATURE_DEPMOD_ALIAS
29 bool "alias support"
30 default n
31 depends on DEPMOD
32 help
33 By default modules.dep does not contain alias information.
34 Enable this to emit aliases of the form:
35
36 alias pcmcia:m*c*f03fn*pfn*pa*pb*pc*pd* parport_cs
37
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]38config INSMOD
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]39 bool "insmod"
40 default n
41 help
Eric Andersene5642112003-07-14 19:37:08 +0000[diff] [blame]42 insmod is used to load specified modules in the running kernel.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]43
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]44config FEATURE_INSMOD_VERSION_CHECKING
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]45 bool "Module version checking"
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]46 default n
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]47 depends on INSMOD && FEATURE_2_4_MODULES
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]48 help
Eric Andersen9c3c38d2003-07-22 09:59:34 +0000[diff] [blame]49 Support checking of versions for modules. This is used to
50 ensure that the kernel and module are made for each other.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]51
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]52config FEATURE_INSMOD_KSYMOOPS_SYMBOLS
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]53 bool "Add module symbols to kernel symbol table"
Eric Andersen889dd202003-01-23 04:48:34 +0000[diff] [blame]54 default n
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]55 depends on INSMOD && FEATURE_2_4_MODULES
Eric Andersen889dd202003-01-23 04:48:34 +0000[diff] [blame]56 help
Eric Andersenc7bda1c2004-03-15 08:29:22 +0000[diff] [blame]57 By adding module symbols to the kernel symbol table, Oops messages
Eric Andersen889dd202003-01-23 04:48:34 +0000[diff] [blame]58 occuring within kernel modules can be properly debugged. By enabling
Eric Andersenc7bda1c2004-03-15 08:29:22 +0000[diff] [blame]59 this feature, module symbols will always be added to the kernel symbol
Eric Andersen889dd202003-01-23 04:48:34 +0000[diff] [blame]60 table for properly debugging support. If you are not interested in
61 Oops messages from kernel modules, say N.
62
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]63config FEATURE_INSMOD_LOADINKMEM
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]64 bool "In kernel memory optimization (uClinux only)"
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]65 default n
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]66 depends on INSMOD && FEATURE_2_4_MODULES
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]67 help
Eric Andersenb24da332003-07-22 10:16:58 +0000[diff] [blame]68 This is a special uClinux only memory optimization that lets insmod
69 load the specified kernel module directly into kernel space, reducing
70 memory usage by preventing the need for two copies of the module
71 being loaded into memory.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]72
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]73config FEATURE_INSMOD_LOAD_MAP
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]74 bool "Enable load map (-m) option"
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]75 default n
Denis Vlasenkocba9ef52006-10-10 21:00:47 +0000[diff] [blame]76 depends on INSMOD && ( FEATURE_2_4_MODULES || FEATURE_2_6_MODULES )
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]77 help
78 Enabling this, one would be able to get a load map
79 output on stdout. This makes kernel module debugging
80 easier.
81 If you don't plan to debug kernel modules, you
82 don't need this option.
83
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]84config FEATURE_INSMOD_LOAD_MAP_FULL
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]85 bool "Symbols in load map"
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]86 default y
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]87 depends on FEATURE_INSMOD_LOAD_MAP
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]88 help
89 Without this option, -m will only output section
Eric Andersenc7bda1c2004-03-15 08:29:22 +0000[diff] [blame]90 load map. With this option, -m will also output
Eric Andersene7047882003-12-11 01:42:13 +0000[diff] [blame]91 symbols load map.
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]92
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]93config RMMOD
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]94 bool "rmmod"
95 default n
96 help
97 rmmod is used to unload specified modules from the kernel.
98
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]99config LSMOD
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]100 bool "lsmod"
101 default n
102 help
Eric Andersen65e20a32003-07-05 07:52:35 +0000[diff] [blame]103 lsmod is used to display a list of loaded modules.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]104
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]105config FEATURE_LSMOD_PRETTY_2_6_OUTPUT
Denis Vlasenko4ee7cd42008-03-17 09:13:22 +0000[diff] [blame]106 bool "Pretty output for 2.6.x Linux kernels"
Rob Landley15d3f7f2005-05-04 00:25:49 +0000[diff] [blame]107 default n
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]108 depends on LSMOD
Rob Landley15d3f7f2005-05-04 00:25:49 +0000[diff] [blame]109 help
Tim Rikerc1ef7bd2006-01-25 00:08:53 +0000[diff] [blame]110 This option makes output format of lsmod adjusted to
Rob Landley4f653602005-05-04 23:55:06 +0000[diff] [blame]111 the format of module-init-tools for Linux kernel 2.6.
Rob Landley15d3f7f2005-05-04 00:25:49 +0000[diff] [blame]112
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]113config MODPROBE
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]114 bool "modprobe"
115 default n
116 help
Mike Frysingerfa6c4842006-05-26 01:48:17 +0000[diff] [blame]117 Handle the loading of modules, and their dependencies on a high
Eric Andersene5642112003-07-14 19:37:08 +0000[diff] [blame]118 level.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]119
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]120 Note that in the state, modprobe does not understand multiple
121 module options from the configuration file. See option below.
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]122
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]123config FEATURE_MODPROBE_MULTIPLE_OPTIONS
Mike Frysinger11353ae2007-01-24 14:34:35 +0000[diff] [blame]124 bool
Denis Vlasenko9305cdd2008-05-13 02:43:27 +0000[diff] [blame]125 prompt "Multiple options parsing"
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]126 default y
Mike Frysinger11353ae2007-01-24 14:34:35 +0000[diff] [blame]127 depends on MODPROBE
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]128 help
129 Allow modprobe to understand more than one option to pass to
130 modules.
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]131
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]132 This is a WIP, while waiting for a common argument parsing
133 common amongst all BB applets (shell, modprobe, etc...) and
134 adds around 600 bytes on x86, 700 bytes on ARM. The code is
135 biggish and uggly, but just works.
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]136
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]137 Saying Y here is not a bad idea if you're not that short
138 on storage capacity.
139
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]140config FEATURE_MODPROBE_FANCY_ALIAS
Mike Frysinger11353ae2007-01-24 14:34:35 +0000[diff] [blame]141 bool
Denis Vlasenko9305cdd2008-05-13 02:43:27 +0000[diff] [blame]142 prompt "Fancy alias parsing"
Rob Landleybf30c692006-07-20 17:36:18 +0000[diff] [blame]143 default y
Mike Frysinger11353ae2007-01-24 14:34:35 +0000[diff] [blame]144 depends on MODPROBE && FEATURE_2_6_MODULES
Rob Landleybf30c692006-07-20 17:36:18 +0000[diff] [blame]145 help
146 Say 'y' here to enable parsing of aliases with underscore/dash
147 mismatch between module name and file name, along with bus-specific
148 aliases (such as pci:... or usb:... aliases).
149
Denis Vlasenko9ddc8d52008-05-18 14:39:43 +0000[diff] [blame]150config FEATURE_MODPROBE_BLACKLIST
151 bool
152 prompt "Blacklist support"
153 default n
154 depends on MODPROBE && FEATURE_2_6_MODULES
155 help
156 Say 'y' here to enable support for the 'blacklist' command in
157 modprobe.conf. This prevents the alias resolver to resolve
158 blacklisted modules. This is useful if you want to prevent your
159 hardware autodetection scripts to load modules like evdev, frame
160 buffer drivers etc.
161
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]162comment "Options common to multiple modutils"
Bernhard Reutner-Fischerb85fb692008-05-27 10:55:34 +0000[diff] [blame]163 depends on INSMOD || RMMOD || MODPROBE || LSMOD || DEPMOD
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]164
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]165config FEATURE_CHECK_TAINTED_MODULE
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]166 # Simulate indentation
Rob Landley2ec922e2006-04-13 23:22:16 +0000[diff] [blame]167 bool "Support tainted module checking with new kernels"
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]168 default y
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]169 depends on INSMOD || LSMOD
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]170 help
Eric Andersen9c3c38d2003-07-22 09:59:34 +0000[diff] [blame]171 Support checking for tainted modules. These are usually binary
172 only modules that will make the linux-kernel list ignore your
173 support request.
Glenn L McGrath759d7ec2003-09-03 00:42:58 +0000[diff] [blame]174 This option is required to support GPLONLY modules.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]175
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]176config FEATURE_2_4_MODULES
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]177 # Simulate indentation
Rob Landley2ec922e2006-04-13 23:22:16 +0000[diff] [blame]178 bool "Support version 2.2.x to 2.4.x Linux kernels"
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]179 default y
Denis Vlasenko997aa112006-10-14 11:12:20 +0000[diff] [blame]180 depends on INSMOD || RMMOD || MODPROBE
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]181 help
182 Support module loading for 2.2.x and 2.4.x Linux kernels.
183
Bernhard Reutner-Fischer94748302008-05-27 08:41:32 +0000[diff] [blame]184 Note:
185 This is automatically enabled if 2.6 modules are not enabled.
186
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]187config FEATURE_2_6_MODULES
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]188 # Simulate indentation
Rob Landley2ec922e2006-04-13 23:22:16 +0000[diff] [blame]189 bool "Support version 2.6.x Linux kernels"
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]190 default y
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]191 depends on INSMOD || RMMOD || MODPROBE
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]192 help
193 Support module loading for newer 2.6.x Linux kernels.
194
Bernhard Reutner-Fischerb85fb692008-05-27 10:55:34 +0000[diff] [blame]195config DEFAULT_MODULES_DIR
196 # Simulate indentation
197 string "default directory containing modules"
198 default "/lib/modules"
199 depends on INSMOD || RMMOD || MODPROBE || DEPMOD
200 help
201 Directory that contains kernel modules.
202 Defaults to "/lib/modules"
203
204config DEFAULT_DEPMOD_FILE
205 # Simulate indentation
206 string "default name of modules.dep"
207 default "modules.dep"
208 depends on INSMOD || RMMOD || MODPROBE || DEPMOD
209 help
210 Filename that contains kernel modules dependencies.
211 Defaults to "modules.dep"
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]212
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]213config FEATURE_QUERY_MODULE_INTERFACE
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]214 bool
215 default y
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]216 depends on FEATURE_2_4_MODULES && !FEATURE_2_6_MODULES
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]217
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]218
219endmenu
220