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gerrit.nordix.org / codeaurora / busybox / beac1bd58e231f8b1664c767dc128a1d86b27fff / . / modutils / Config.in
blob: fb7fb2266cd33d602c60eac6e5cf4ee3a9ea53de [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
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]28config INSMOD
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]29 bool "insmod"
30 default n
31 help
Eric Andersene5642112003-07-14 19:37:08 +0000[diff] [blame]32 insmod is used to load specified modules in the running kernel.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]33
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]34config FEATURE_INSMOD_VERSION_CHECKING
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]35 bool "Module version checking"
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]36 default n
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]37 depends on INSMOD && FEATURE_2_4_MODULES
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]38 help
Eric Andersen9c3c38d2003-07-22 09:59:34 +0000[diff] [blame]39 Support checking of versions for modules. This is used to
40 ensure that the kernel and module are made for each other.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]41
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]42config FEATURE_INSMOD_KSYMOOPS_SYMBOLS
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]43 bool "Add module symbols to kernel symbol table"
Eric Andersen889dd202003-01-23 04:48:34 +0000[diff] [blame]44 default n
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]45 depends on INSMOD && FEATURE_2_4_MODULES
Eric Andersen889dd202003-01-23 04:48:34 +0000[diff] [blame]46 help
Eric Andersenc7bda1c2004-03-15 08:29:22 +0000[diff] [blame]47 By adding module symbols to the kernel symbol table, Oops messages
Eric Andersen889dd202003-01-23 04:48:34 +0000[diff] [blame]48 occuring within kernel modules can be properly debugged. By enabling
Eric Andersenc7bda1c2004-03-15 08:29:22 +0000[diff] [blame]49 this feature, module symbols will always be added to the kernel symbol
Eric Andersen889dd202003-01-23 04:48:34 +0000[diff] [blame]50 table for properly debugging support. If you are not interested in
51 Oops messages from kernel modules, say N.
52
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]53config FEATURE_INSMOD_LOADINKMEM
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]54 bool "In kernel memory optimization (uClinux only)"
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]55 default n
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]56 depends on INSMOD && FEATURE_2_4_MODULES
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]57 help
Eric Andersenb24da332003-07-22 10:16:58 +0000[diff] [blame]58 This is a special uClinux only memory optimization that lets insmod
59 load the specified kernel module directly into kernel space, reducing
60 memory usage by preventing the need for two copies of the module
61 being loaded into memory.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]62
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]63config FEATURE_INSMOD_LOAD_MAP
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]64 bool "Enable load map (-m) option"
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]65 default n
Denis Vlasenkocba9ef52006-10-10 21:00:47 +0000[diff] [blame]66 depends on INSMOD && ( FEATURE_2_4_MODULES || FEATURE_2_6_MODULES )
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]67 help
68 Enabling this, one would be able to get a load map
69 output on stdout. This makes kernel module debugging
70 easier.
71 If you don't plan to debug kernel modules, you
72 don't need this option.
73
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]74config FEATURE_INSMOD_LOAD_MAP_FULL
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]75 bool "Symbols in load map"
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]76 default y
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]77 depends on FEATURE_INSMOD_LOAD_MAP
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]78 help
79 Without this option, -m will only output section
Eric Andersenc7bda1c2004-03-15 08:29:22 +0000[diff] [blame]80 load map. With this option, -m will also output
Eric Andersene7047882003-12-11 01:42:13 +0000[diff] [blame]81 symbols load map.
Eric Andersenbe65c352003-01-23 04:57:35 +0000[diff] [blame]82
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]83config RMMOD
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]84 bool "rmmod"
85 default n
86 help
87 rmmod is used to unload specified modules from the kernel.
88
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]89config LSMOD
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]90 bool "lsmod"
91 default n
92 help
Eric Andersen65e20a32003-07-05 07:52:35 +0000[diff] [blame]93 lsmod is used to display a list of loaded modules.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]94
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]95config FEATURE_LSMOD_PRETTY_2_6_OUTPUT
Denis Vlasenko4ee7cd42008-03-17 09:13:22 +0000[diff] [blame]96 bool "Pretty output for 2.6.x Linux kernels"
Rob Landley15d3f7f2005-05-04 00:25:49 +0000[diff] [blame]97 default n
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]98 depends on LSMOD
Rob Landley15d3f7f2005-05-04 00:25:49 +0000[diff] [blame]99 help
Tim Rikerc1ef7bd2006-01-25 00:08:53 +0000[diff] [blame]100 This option makes output format of lsmod adjusted to
Rob Landley4f653602005-05-04 23:55:06 +0000[diff] [blame]101 the format of module-init-tools for Linux kernel 2.6.
Rob Landley15d3f7f2005-05-04 00:25:49 +0000[diff] [blame]102
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]103config MODPROBE
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]104 bool "modprobe"
105 default n
106 help
Mike Frysingerfa6c4842006-05-26 01:48:17 +0000[diff] [blame]107 Handle the loading of modules, and their dependencies on a high
Eric Andersene5642112003-07-14 19:37:08 +0000[diff] [blame]108 level.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]109
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]110 Note that in the state, modprobe does not understand multiple
111 module options from the configuration file. See option below.
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]112
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]113config FEATURE_MODPROBE_MULTIPLE_OPTIONS
Mike Frysinger11353ae2007-01-24 14:34:35 +0000[diff] [blame]114 bool
Denis Vlasenko9305cdd2008-05-13 02:43:27 +0000[diff] [blame]115 prompt "Multiple options parsing"
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]116 default y
Mike Frysinger11353ae2007-01-24 14:34:35 +0000[diff] [blame]117 depends on MODPROBE
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]118 help
119 Allow modprobe to understand more than one option to pass to
120 modules.
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]121
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]122 This is a WIP, while waiting for a common argument parsing
123 common amongst all BB applets (shell, modprobe, etc...) and
124 adds around 600 bytes on x86, 700 bytes on ARM. The code is
125 biggish and uggly, but just works.
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]126
Rob Landley79e1cab2005-11-15 00:08:29 +0000[diff] [blame]127 Saying Y here is not a bad idea if you're not that short
128 on storage capacity.
129
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]130config FEATURE_MODPROBE_FANCY_ALIAS
Mike Frysinger11353ae2007-01-24 14:34:35 +0000[diff] [blame]131 bool
Denis Vlasenko9305cdd2008-05-13 02:43:27 +0000[diff] [blame]132 prompt "Fancy alias parsing"
Rob Landleybf30c692006-07-20 17:36:18 +0000[diff] [blame]133 default y
Mike Frysinger11353ae2007-01-24 14:34:35 +0000[diff] [blame]134 depends on MODPROBE && FEATURE_2_6_MODULES
Rob Landleybf30c692006-07-20 17:36:18 +0000[diff] [blame]135 help
136 Say 'y' here to enable parsing of aliases with underscore/dash
137 mismatch between module name and file name, along with bus-specific
138 aliases (such as pci:... or usb:... aliases).
139
Denis Vlasenko9ddc8d52008-05-18 14:39:43 +0000[diff] [blame]140config FEATURE_MODPROBE_BLACKLIST
141 bool
142 prompt "Blacklist support"
143 default n
144 depends on MODPROBE && FEATURE_2_6_MODULES
145 help
146 Say 'y' here to enable support for the 'blacklist' command in
147 modprobe.conf. This prevents the alias resolver to resolve
148 blacklisted modules. This is useful if you want to prevent your
149 hardware autodetection scripts to load modules like evdev, frame
150 buffer drivers etc.
151
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]152comment "Options common to multiple modutils"
Bernhard Reutner-Fischerb85fb692008-05-27 10:55:34 +0000[diff] [blame]153 depends on INSMOD || RMMOD || MODPROBE || LSMOD || DEPMOD
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]154
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]155config FEATURE_CHECK_TAINTED_MODULE
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]156 # Simulate indentation
Rob Landley2ec922e2006-04-13 23:22:16 +0000[diff] [blame]157 bool "Support tainted module checking with new kernels"
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]158 default y
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]159 depends on INSMOD || LSMOD
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]160 help
Eric Andersen9c3c38d2003-07-22 09:59:34 +0000[diff] [blame]161 Support checking for tainted modules. These are usually binary
162 only modules that will make the linux-kernel list ignore your
163 support request.
Glenn L McGrath759d7ec2003-09-03 00:42:58 +0000[diff] [blame]164 This option is required to support GPLONLY modules.
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]165
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]166config FEATURE_2_4_MODULES
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]167 # Simulate indentation
Rob Landley2ec922e2006-04-13 23:22:16 +0000[diff] [blame]168 bool "Support version 2.2.x to 2.4.x Linux kernels"
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]169 default y
Denis Vlasenko997aa112006-10-14 11:12:20 +0000[diff] [blame]170 depends on INSMOD || RMMOD || MODPROBE
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]171 help
172 Support module loading for 2.2.x and 2.4.x Linux kernels.
173
Bernhard Reutner-Fischer94748302008-05-27 08:41:32 +0000[diff] [blame]174 Note:
175 This is automatically enabled if 2.6 modules are not enabled.
176
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]177config FEATURE_2_6_MODULES
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]178 # Simulate indentation
Rob Landley2ec922e2006-04-13 23:22:16 +0000[diff] [blame]179 bool "Support version 2.6.x Linux kernels"
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]180 default y
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]181 depends on INSMOD || RMMOD || MODPROBE
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]182 help
183 Support module loading for newer 2.6.x Linux kernels.
184
Bernhard Reutner-Fischerb85fb692008-05-27 10:55:34 +0000[diff] [blame]185config DEFAULT_MODULES_DIR
186 # Simulate indentation
187 string "default directory containing modules"
188 default "/lib/modules"
189 depends on INSMOD || RMMOD || MODPROBE || DEPMOD
190 help
191 Directory that contains kernel modules.
192 Defaults to "/lib/modules"
193
194config DEFAULT_DEPMOD_FILE
195 # Simulate indentation
196 string "default name of modules.dep"
197 default "modules.dep"
198 depends on INSMOD || RMMOD || MODPROBE || DEPMOD
199 help
200 Filename that contains kernel modules dependencies.
201 Defaults to "modules.dep"
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]202
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]203config FEATURE_QUERY_MODULE_INTERFACE
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]204 bool
205 default y
Denis Vlasenko7d219aa2006-10-05 10:17:08 +0000[diff] [blame]206 depends on FEATURE_2_4_MODULES && !FEATURE_2_6_MODULES
Rob Landley762bb622005-12-11 20:20:05 +0000[diff] [blame]207
Eric Andersenc9f20d92002-12-05 08:41:41 +0000[diff] [blame]208
209endmenu
210