Changeset 312e7dd for chapter08

Timestamp:

11/30/2009 04:30:48 AM (14 years ago)

Author:

Bruce Dubbs <bdubbs@…>

Branches:

10.0, 10.0-rc1, 10.1, 10.1-rc1, 11.0, 11.0-rc1, 11.0-rc2, 11.0-rc3, 11.1, 11.1-rc1, 11.2, 11.2-rc1, 11.3, 11.3-rc1, 12.0, 12.0-rc1, 12.1, 12.1-rc1, 6.6, 6.7, 6.8, 7.0, 7.1, 7.2, 7.3, 7.4, 7.5, 7.5-systemd, 7.6, 7.6-systemd, 7.7, 7.7-systemd, 7.8, 7.8-systemd, 7.9, 7.9-systemd, 8.0, 8.1, 8.2, 8.3, 8.4, 9.0, 9.1, arm, bdubbs/gcc13, ml-11.0, multilib, renodr/libudev-from-systemd, s6-init, trunk, xry111/arm64, xry111/arm64-12.0, xry111/clfs-ng, xry111/lfs-next, xry111/loongarch, xry111/loongarch-12.0, xry111/loongarch-12.1, xry111/mips64el, xry111/pip3, xry111/rust-wip-20221008, xry111/update-glibc

Children:

5e37471

Parents:

f4e157a

Message:

Provided more information about grub configuration.

git-svn-id: ​http://svn.linuxfromscratch.org/LFS/trunk/BOOK@9122 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

File:

• chapter08/grub.xml (modified) (2 diffs)

chapter08/grub.xml

@@ -194 +194 @@
     <para>Update the MBR with:</para>
 
-<screen role="nodump"><userinput>grub-setup</userinput></screen>
+<screen role="nodump"><userinput>grub-setup '&lt;DEVICE&gt;'</userinput></screen>
+
+    <para>Change the DEVICE above to your boot disk, normally '(hd0)' or /dev/sda.  
+    If using (hd0) be sure to escape the parentheses with backslashes or single
+    quotes to prevent the shell from interpreting them as a sub-shell.</para>
 
     <para>This program uses the following defaults and are correct if you did not
@@ -204 +208 @@
       <listitem><para>directory   - /boot/grub</para></listitem>
       <listitem><para>device map  - device.map</para></listitem>
-      <listitem><para>root device - guessed   </para></listitem>
+      <listitem><para>default root setting - guessed</para></listitem>
     </itemizedlist>
 
+   <note><para>The root setting is the default value if a 'set root'
+   instruction is not found in grub.cfg.  This is the partition that is
+   searched for the kernel and other supporting files.  It is different from
+   the 'root=' parameter on the 'linux' line in the configuration line.  The
+   later is the partition the kernel mounts as '/'.  In the example grub.cfg
+   above, both values point to /dev/sda2, but if there is a separate boot
+   partition, they will be different.</para></note>
+
    </sect2>