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32 .\" $DragonFly: src/share/man/man5/kernconf.5,v 1.5 2008/02/20 12:29:07 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:
67 This system is to run on the CPU type
77 More than one CPU type specification can appear in a configuration file.
81 Configures support for device
86 Sets the kernel identification string to
91 The system is to run on the machine type
93 This is a legacy keyword and must be set to
95 .It Sy machine_arch Xo
98 The system is to run on the machine architecture
100 The only legal architecture is
102 .It Sy makeoptions Xo
111 in the kernel Makefile.
117 variable in the kernel.
119 .Ar name Ns Bq Ar =value
123 Some options expect to be assigned a value, which may be an integer,
124 a double-quoted word, a bare word, or an empty string
126 Note that those are eventually handled by the C compiler, so the rules
127 of that language apply.
128 .\"For more information see the
134 Sets the platform of this kernel to
140 meaning either a 32 bit
142 architecture or a virtual kernel.
143 .It Sy pseudo-device Xo
147 Includes support for the pseudo-device
149 Some pseudo-devices can have multiple or
155 .Bl -tag -width ".Pa /sys/config/GENERIC"
156 .It Pa /sys/config/LINT
157 description of kernel configuration options
158 .It Pa /sys/config/GENERIC
159 default kernel configuration file
168 manual page first appeared in