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dev-manual: Minor edits to "Configuring the Kernel" section. 

(From yocto-docs rev: 26df09f863a0e56748a34efe4a9b2d1b02ccaa99)

Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Scott Rifenbark 2015-05-12 06:55:17 -06:00 committed by Richard Purdie
parent 72169b2928
commit 8c43d0fa52
1 changed files with 20 additions and 15 deletions
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35
documentation/dev-manual/dev-manual-common-tasks.xml
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@ -4771,23 +4771,27 @@
$ echo "CONFIG_SMP=y" >> my_smp.cfg $ echo "CONFIG_SMP=y" >> my_smp.cfg
</literallayout> </literallayout>
<note> <note>
All configuration files must use the <filename>.cfg</filename> extension in order All configuration fragment files must use the
for the OpenEmbedded build system to recognize them as a configuration fragment. <filename>.cfg</filename> extension in order for the
OpenEmbedded build system to recognize them as a
configuration fragment.
</note> </note>
</para> </para>
<para> <para>
Where do you put your configuration files? Where do you put your configuration fragment files?
You can place these configuration files in the same area pointed to by You can place these files in the same area pointed to by
<ulink url='&YOCTO_DOCS_REF_URL;#var-SRC_URI'><filename>SRC_URI</filename></ulink>. <ulink url='&YOCTO_DOCS_REF_URL;#var-SRC_URI'><filename>SRC_URI</filename></ulink>.
The OpenEmbedded build system will pick up the configuration and add it to the The OpenEmbedded build system picks up the configuration and
kernel's configuration. adds it to the kernel's configuration.
For example, suppose you had a set of configuration options in a file called For example, suppose you had a set of configuration options
<filename>myconfig.cfg</filename>. in a file called <filename>myconfig.cfg</filename>.
If you put that file inside a directory named <filename>linux-yocto</filename> If you put that file inside a directory named
that resides in the same directory as the kernel's append file and then add <filename>linux-yocto</filename> that resides in the same
a <filename>SRC_URI</filename> statement such as the following to the kernel's append file, directory as the kernel's append file and then add a
those configuration options will be picked up and applied when the kernel is built. <filename>SRC_URI</filename> statement such as the following
to the kernel's append file, those configuration options
will be picked up and applied when the kernel is built.
<literallayout class='monospaced'> <literallayout class='monospaced'>
SRC_URI += "file://myconfig.cfg" SRC_URI += "file://myconfig.cfg"
</literallayout> </literallayout>
@ -4843,9 +4847,10 @@
<para> <para>
For each output warning, a message points to the file For each output warning, a message points to the file
that contains a list of the options and a pointer to the config that contains a list of the options and a pointer to the
fragment that defines them. configuration fragment that defines them.
Collectively, the files are the key to streamlining the configuration. Collectively, the files are the key to streamlining the
configuration.
</para> </para>
<para> <para>