r1556 - in trunk/BOOK: appendices bootable/ppc final-system/ppc introduction/ppc

ken at linuxfromscratch.org ken at linuxfromscratch.org
Wed May 10 15:15:09 PDT 2006

Author: ken
Date: 2006-05-10 16:15:06 -0600 (Wed, 10 May 2006)
New Revision: 1556

Improve yaboot.conf and add examples of sata paths, drop reference to pegasos ppc for lack of information, and correct my attempts to spell Open Firmware as one word.

Modified: trunk/BOOK/appendices/acronymlist.xml
--- trunk/BOOK/appendices/acronymlist.xml	2006-05-10 21:13:29 UTC (rev 1555)
+++ trunk/BOOK/appendices/acronymlist.xml	2006-05-10 22:15:06 UTC (rev 1556)
@@ -387,6 +387,13 @@
+      <term><emphasis role="bold">OF</emphasis></term>
+      <listitem>
+        <para>Open Firmware</para>
+      </listitem>
+    </varlistentry>
+    <varlistentry>
       <term><emphasis role="bold">OSS</emphasis></term>
         <para>Open Sound System</para>

Modified: trunk/BOOK/bootable/ppc/yaboot.xml
--- trunk/BOOK/bootable/ppc/yaboot.xml	2006-05-10 21:13:29 UTC (rev 1555)
+++ trunk/BOOK/bootable/ppc/yaboot.xml	2006-05-10 22:15:06 UTC (rev 1556)
@@ -16,19 +16,19 @@
   <para os="a">Your shiny new LFS system is almost complete. One of the last
   things to do is to ensure that the system can be properly booted. The
-  instructions below apply only to NewWorld Macintoshes and (probably)
-  PegasosPPC.</para>
+  instructions below apply only to NewWorld Macintoshes.</para>
   <para os="b">Boot loading can be a complex area, so a few cautionary words
   are in order. Be familiar with the current boot loader and any other
   operating systems present on the hard drive(s) that need to be bootable.
   Make sure that an emergency CD is ready to <quote>rescue</quote> the
-  computer if it becomes un-bootable.</para>
+  computer if it becomes un-bootable.  It is also a good idea to enable booting
+  from Open Firmware in case things go really wrong.</para>
   <para os="c">Earlier, we compiled and installed the yaboot boot loader software
   in preparation for this step. The procedure involves writing the bootloader
-  to a bootstrap partition and blessing it so that OpenFirmware will boot from
-  it.  This is all handled by <command>ybin</command> the yaboot installer.</para> 
+  to a bootstrap partition and blessing it so that Open Firmware will boot from
+  it.  This is all handled by <command>ybin</command> the yaboot installer.</para>
   <para os="d">Ybin assembles all the information it needs by reading yaboot.conf,
   then writes the bootstrap. When booted, the bootstrap provides an initial menu to
@@ -41,7 +41,8 @@
   possible options that can be specified in yaboot.conf, see the man page for the
   details.  Most people will be able to specify device=hd: (for a single hard disk),
   but if you have multiple disks, or if you wish to be pedantic, you can specify the
-  full OF path to the device, obtained by running <command>ofpath</command>.</para>
+  full OF path to the device, obtained by running <command>ofpath /dev/hdX</command>
+  .</para>
   <para os="f">Note that the man page mentions which filesystems yaboot can
   navigate to find the images - the only linux filesystem type mentioned is ext2.
@@ -57,6 +58,15 @@
   <filename class="partition">hda4</filename>.  Change these items as necessary
   for your machine.</para>
+  <para os="i">If your machine has a SATA disk, specify the partitions using
+  <filename class="devicefile">/dev/sda7</filename> and so forth in the usual
+  way.  At least some of the distros specify a full OF path to the 'device' and
+  to the image(s), such as
+  <filename class="devicefile">device=/ht at 0,f2000000/pci at 3/k2-sata-root at c/k2-sata at 0/disk at 0:
+  </filename> for the disk, and
+  <filename class="partition">image=/ht at 0,f2000000/pci at 3/k2-sata-root at c/k2-sata at 0/disk at 0:9,/boot/lfskernel-&linux-version;
+  </filename> which definitely works.</para>
   <para os="k">Create a <quote>yaboot.conf</quote> file defining yaboot's boot
@@ -89,12 +99,21 @@
 # allow the initial menu to offer CD as an option
+# allow the initial menu to offer booting from Open Firmware
 # allow the initial menu to boot from mac osx
+# white on black is boring!
+# note  the spellings : 'fgcolor' but 'light'
+# in this context, light means 'without high intensity'
 # The first entry is for LFS.
 # For all images, the pathname is relative to the filesystem
-# on which they are mounted.
+# on which they are situated and can include at most one
+# directory

Modified: trunk/BOOK/final-system/ppc/yaboot.xml
--- trunk/BOOK/final-system/ppc/yaboot.xml	2006-05-10 21:13:29 UTC (rev 1555)
+++ trunk/BOOK/final-system/ppc/yaboot.xml	2006-05-10 22:15:06 UTC (rev 1556)
@@ -18,7 +18,7 @@
     <para>The Yaboot package contains a PowerPC Boot Loader for machines using
-    OpenFirmware such as NewWorld Macintoshes.</para>
+    Open Firmware such as NewWorld Macintoshes.</para>
@@ -96,7 +96,7 @@
           <para>Script to format the boot menu using yaboot.conf and
-    write the resulting OpenFirmware code to the bootstrap.</para>
+    write the resulting Open Firmware code to the bootstrap.</para>
           <indexterm zone="ch-system-yaboot ofboot">
             <primary sortas="b-ofboot">ofboot</primary>
@@ -106,7 +106,7 @@
       <varlistentry id="ofpath">
-          <para>Determine OpenFirmware path corresponding to a device
+          <para>Determine Open Firmware path corresponding to a device
           <indexterm zone="ch-system-yaboot ofpath">
             <primary sortas="b-ofpath">ofpath</primary>
@@ -117,7 +117,7 @@
       <varlistentry id="yaboot">
-          <para>OpenFirmware boot loader.</para>
+          <para>Open Firmware boot loader.</para>
           <indexterm zone="ch-system-yaboot yaboot">
             <primary sortas="b-yaboot">yaboot</primary>

Modified: trunk/BOOK/introduction/ppc/changelog.xml
--- trunk/BOOK/introduction/ppc/changelog.xml	2006-05-10 21:13:29 UTC (rev 1555)
+++ trunk/BOOK/introduction/ppc/changelog.xml	2006-05-10 22:15:06 UTC (rev 1556)
@@ -39,6 +39,11 @@
           <para>[ken] - Include the SATA patch for yaboot.</para>
+        <listitem>
+          <para>[ken] - Tidy up yaboot.conf, and drop references to pegasos ppc
+	  - it seems to need other patch(es) for yaboot, and perhaps different
+	  parameters in yaboot.conf.  Also spell Open Firmware as two words.</para>
+        </listitem>

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