Index: genkernel.xml
===================================================================
RCS file: /var/cvsroot/gentoo/xml/htdocs/doc/en/genkernel.xml,v
retrieving revision 1.34
diff -u -r1.34 genkernel.xml
--- genkernel.xml 7 Dec 2010 20:49:23 -0000 1.34
+++ genkernel.xml 16 Jan 2011 16:18:31 -0000
@@ -2,7 +2,7 @@
<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/genkernel.xml,v 1.34 2010/12/07 20:49:23 nightmorph Exp $ -->
<!DOCTYPE guide SYSTEM "/dtd/guide.dtd">
-<guide disclaimer="obsolete">
+<guide>
<title>Gentoo Linux Genkernel Guide</title>
<author title="Author">
@@ -32,8 +32,8 @@
<!-- See http://creativecommons.org/licenses/by-sa/2.5 -->
<license/>
-<version>4</version>
-<date>2010-12-07</date>
+<version>5</version>
+<date>2011-01-16</date>
<chapter>
<title>Introduction</title>
@@ -42,14 +42,11 @@
<body>
<p>
-For users who are not privy to kernel compilation, genkernel is a tool to
-automate this process. It can help you create a kernel image akin to those
+For users who do not want to engage with kernel compilation, genkernel is a tool to
+automate this process. It can help you create a kernel image similar to those
available on Gentoo Installation CDs, which are designed to auto-detect the
hardware configuration of your system. Some users may also be interested in
-using genkernel for hardware requiring initialization and a working kernel
-before the system starts up. Since genkernel automatically compiles your kernel
-modules, you can use hardware that may require certain module parameters to be
-loaded for proper operation.
+using genkernel for hardware requiring initialization before the system starts up.
</p>
</body>
@@ -81,11 +78,8 @@
<body>
<p>
-To obtain genkernel, run <c>emerge genkernel</c> from the command line. If you
-are using the <uri link="/doc/en/handbook/2008.0/hb-install-about.xml">Gentoo
-Reference Platform</uri> (GRP), remember to install binary packages by passing
-the <c>-k</c> flag to emerge. Since the GRP is bundled with an older version
-of genkernel, the flags may be different. In any case, consult <c>genkernel
+To obtain genkernel, run <c>emerge genkernel</c> from the command line.
+Consult <c>man genkernel</c> or <c>genkernel
--help</c> for help on how to use the version of genkernel installed on your
system.
</p>
@@ -127,7 +121,8 @@
There are other flags which alter the result provided by genkernel. For
instance, replacing <c>--no-install</c> with the <c>--install</c> flag allows
genkernel to automatically install the new kernel in the <path>/boot</path>
-directory. Using the <c>--mountboot</c> flag allows genkernel to mount your
+directory, and create symlinks for you if <c>--symlink</c> is specified.
+Using the <c>--mountboot</c> flag allows genkernel to mount your
<path>/boot</path> partition automatically, if necessary.
</p>
@@ -142,8 +137,10 @@
</p>
<p>
-The rest of this chapter examines the functionality of various flags and
-actions available for genkernel. Some of the flags have variants which perform
+The rest of this chapter examines the functionality of selected flags, configuration
+variables and actions available for genkernel. For a more complete list please
+refer to <c>man genkernel</c> and the comments in <path>/etc/genkernel.conf</path>.
+Some of the flags have variants which perform
a converse operation. The converse variants carry the <b><c>no-</c></b> prefix,
and their effects are enclosed within the square brackets, [].
</p>
@@ -188,6 +185,9 @@
configuration to a file in the <path>/etc/kernels/</path> directory for
later use.
</li>
+ <li>
+ ...
+ </li>
</ul>
</body>
@@ -263,7 +263,7 @@
compiled modules will be installed as well.
</li>
<li>
- <b>--<c>no-</c>ramdisk-modules</b>: Refrains from copying any modules to the
+ <b>--no-ramdisk-modules</b>: Refrains from copying any modules to the
genkernel-created initrd image. This flag is an exception to the rule about
the <c>no-</c> prefix; omission of this prefix creates an invalid genkernel
flag.
@@ -276,6 +276,9 @@
<b>--genzimage</b>: Creates the initrd image, prior to the kernel image.
(This hack currently applies only to PPC Pegasos systems.)
</li>
+ <li>
+ ...
+ </li>
</ul>
</body>
@@ -341,6 +344,9 @@
</e><c>-j3</c><e> flag, provided Symmetric Multi-Processing (SMP) support is
enabled in the kernel.)</e>
</li>
+ <li>
+ ...
+ </li>
</ul>
</body>
@@ -372,6 +378,9 @@
<b>--no-color</b>: Activates <e>[or deactivates]</e> colored output of
debugging information (reported by genkernel) using escape sequences.
</li>
+ <li>
+ ...
+ </li>
</ul>
</body>
@@ -444,6 +453,15 @@
creates).
</li>
<li>
+ <b>--disklabel</b>: Adds support for disk label and UUID support to your initrd.
+ </li>
+ <li>
+ <b>--iscsi</b>: Adds support for iSCSI to your initrd.
+ </li>
+ <li>
+ <b>--multipath</b>: Adds support for Multipath to your initrd.
+ </li>
+ <li>
<b>--linuxrc=/path/to/your/linuxrc</b>: Specifies a user-created
<e>linuxrc</e> — a script that is initialized during the start-up
stage of the kernel, prior to the actual boot process. (A default linuxrc
@@ -464,6 +482,9 @@
link="http://www.fsl.cs.sunysb.edu/project-unionfs.html">Unification File
System</uri> in the initrd image.
</li>
+ <li>
+ ...
+ </li>
</ul>
</body>
@@ -490,6 +511,9 @@
images produced are kernel-<c>NickName</c>-version and
initramfs-<c>NickName</c>-version.
</li>
+ <li>
+ ...
+ </li>
</ul>
</body>
@@ -532,12 +556,8 @@
<ol>
<li>
- Add <c>root=/dev/ram0</c> and <c>init=/linuxrc</c> to the kernel parameters
- passed to the kernel image.
- </li>
- <li>
- Add <c>real_root=/dev/hda3</c>, for example, to the kernel parameters
- passed to the kernel image, if <path>/dev/hda3</path> contains your root
+ Add <c>real_root=/dev/sda3</c>, for example, to the kernel parameters
+ passed to the kernel image, if <path>/dev/sda3</path> contains your root
partition.
</li>
<li>
@@ -634,9 +654,17 @@
genkernel; setting this option to '5' with <c>--loglevel=5</c> provides
the user with all output produced by genkernel.
</li>
+ <li>
+ ...
+ </li>
</ul>
<p>
+More options are desribed in <path>/etc/genkernel.conf</path>.
+Most of the commad line flags mentioned above have an option counterpart in that file.
+</p>
+
+<p>
By choosing the appropriate options in <path>/etc/genkernel.conf</path>, you
can halve the number of flags passed to genkernel from the command line:
</p>
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