Replace "files" with "${PN}" and reword discussion of defconfig file.
Signed-off-by: Robert P. J. Day <rpj...@crashcourse.ca>
---
diff --git a/documentation/kernel-dev/kernel-dev-common.xml
b/documentation/kernel-dev/kernel-dev-common.xml
index 56fa17d..7840c0e 100644
--- a/documentation/kernel-dev/kernel-dev-common.xml
+++ b/documentation/kernel-dev/kernel-dev-common.xml
@@ -156,23 +156,25 @@
<title>Changing the Configuration</title>
<para>
- You can make wholesale or incremental changes to the Linux
- kernel <filename>.config</filename> file by including a
- <filename>defconfig</filename> and by specifying
+ You can make wholesale or incremental changes to the final
+ <filename>.config</filename> file used for the eventual
+ Linux kernel configuration by including a
+ <filename>defconfig</filename> file and by specifying
configuration fragments in the
- <ulink
url='&YOCTO_DOCS_REF_URL;#var-SRC_URI'><filename>SRC_URI</filename></ulink>.
+ <ulink
url='&YOCTO_DOCS_REF_URL;#var-SRC_URI'><filename>SRC_URI</filename></ulink>
+ to be applied to that file.
</para>
<para>
- If you have a final Linux kernel <filename>.config</filename>
- file you want to use, copy it to a directory named
- <filename>files</filename>, which must be in
- your layer's <filename>recipes-kernel/linux</filename>
- directory, and name the file "defconfig".
- Then, add the following lines to your linux-yocto
+ If you have a complete, working Linux kernel
<filename>.config</filename>
+ file you want to use for the configuration, as before, copy
that file
+ to the appropriate <filename>${PN}</filename> directory in your
+ layer's <filename>recipes-kernel/linux</filename> directory,
+ and rename the copied file to "defconfig".
+ Then, add the following lines to the linux-yocto
<filename>.bbappend</filename> file in your layer:
<literallayout class='monospaced'>
- FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
+ FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
SRC_URI += "file://defconfig"
</literallayout>
The <filename>SRC_URI</filename> tells the build system how to
@@ -181,7 +183,7 @@
extends the
<ulink
url='&YOCTO_DOCS_REF_URL;#var-FILESPATH'><filename>FILESPATH</filename></ulink>
variable (search directories) to include the
- <filename>files</filename> directory you created for the
+ <filename>${PN}</filename> directory you created to hold the
configuration changes.
</para>
--
========================================================================
Robert P. J. Day Ottawa, Ontario, CANADA
http://crashcourse.ca
Twitter: http://twitter.com/rpjday
LinkedIn: http://ca.linkedin.com/in/rpjday
========================================================================
--
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