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32 .\" $DragonFly: src/share/man/man5/kernconf.5,v 1.6 2008/05/02 10:46:33 swildner Exp $
34 .Dd September 13, 2007
39 .Nd kernel configuration file
52 This manual page describes the structure of the kernel configuration file.
53 Blank lines are ignored.
56 character is interpreted as a comment and is ignored along with everything
57 that follows it on the same line.
60 for information on how to configure and build kernels.
62 The following keywords are recognized in a configuration file:
64 .Bl -tag -width indent -compact
68 This system is to run on the CPU type
78 More than one CPU type specification can appear in a configuration file.
83 Configures support for device
89 Sets the kernel identification string to
95 The system is to run on the machine type
97 This is a legacy keyword and must be set to
100 .It Sy machine_arch Xo
103 The system is to run on the machine architecture
105 The only legal architecture is
108 .It Sy makeoptions Xo
117 in the kernel Makefile.
124 variable in the kernel.
127 .Ar name Ns Bq Ar =value
131 Some options expect to be assigned a value, which may be an integer,
132 a double-quoted word, a bare word, or an empty string
134 Note that those are eventually handled by the C compiler, so the rules
135 of that language apply.
136 .\"For more information see the
143 Sets the platform of this kernel to
149 meaning either a 32 bit
151 architecture or a virtual kernel.
153 .It Sy pseudo-device Xo
157 Includes support for the pseudo-device
159 Some pseudo-devices can have multiple or
165 .Bl -tag -width ".Pa /sys/config/GENERIC"
166 .It Pa /sys/config/LINT
167 description of kernel configuration options
168 .It Pa /sys/config/GENERIC
169 default kernel configuration file
178 manual page first appeared in