Attachment 16393 Details for Bug 30062 – file.diff

[patch] file.diff

file.diff (text/plain), 2.68 KB, created by mwm on 2001-08-25 01:10:00 UTC

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Creator: mwm

Created: 2001-08-25 01:10:00 UTC

Size: 2.68 KB

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obsolete

>--- chapter.sgml-orig	Fri Aug 24 18:29:16 2001
>+++ chapter.sgml	Fri Aug 24 18:58:22 2001
>@@ -177,7 +177,7 @@
> 	      <literal>wcd</literal> before 4.0-RELEASE.</entry>
> 	  </row>
> 	  <row>
>-	    <entry>SCSI hard drives</entry>
>+	    <entry>SCSI hard drives and USB Mass storage devices</entry>
> 	    <entry><literal>da</literal> from 3.0-RELEASE,
> 	      <literal>sd</literal> before 3.0-RELEASE.</entry>
> 	  </row>
>@@ -223,6 +223,11 @@
>       </tgroup>
>     </table>
> 
>+    <para>All the drives attached through a specific driver are
>+      numbered starting at 0. So the first IDE drive would be
>+      <quote>ad<emphasis>0</emphasis></quote>. You seldom need to use
>+      these devices.</para>
>+
>     <sect2 id="slicesandpartitions">
>       <title>Slices and Partitions</title>
>       <indexterm><primary>slices</primary></indexterm>
>@@ -231,17 +236,31 @@
>       <para>Physical disks usually contain
> 	<firstterm>slices</firstterm>, unless they are
> 	<quote>dangerously dedicated</quote>.  Slice numbers follow
>-	the device name, prefixed with an <literal>s</literal>:
>-	<quote>da0<emphasis>s1</emphasis></quote>.</para>
>+	the device name, prefixed with an <literal>s</literal>,
>+	starting at 1. So <quote>da0<emphasis>s1</emphasis></quote>
>+	is the first slice on the first SCSI drive. There can only be
>+	four physical slices on a disk, but you can have logical
>+	slices inside physical slices of the appropriate type. These
>+	extended slices are numbered starting at 5, so
>+	<quote>ad0<emphasis>s5</emphasis></quote> is the first
>+	extended slice on a disk. These devices are used by file
>+	systems that expect to occupy a slice.</para> 
> 
>       <para>Slices, <quote>dangerously dedicated</quote> physical
> 	drives, and other drives contain
> 	<firstterm>partitions</firstterm>, which are represented as
> 	letters from <literal>a</literal> to <literal>h</literal>.
>-	<literal>b</literal> is reserved for swap partitions, and
>-	<literal>c</literal> is an unused partition the size of the
>-	entire slice or drive.  This is explained in <xref
>-	linkend="disks-adding">.</para>
>+	This letter is appended to the device name, so
>+	<quote>da0<emphasis>a</emphasis></quote> is the a partition on
>+	the first da drive, which is <quote>dangerously dedicated</quote>.
>+	<quote>ad1s3<emphasis>e</emphasis></quote> is the fifth partition
>+	in the third slice of the second IDE disk drive.</para>
>+
>+      <para>The boot code expects partition <literal>a</literal> to be
>+        the root partition. Partition <literal>b</literal> is normally
>+	reserved for swap partitions, and <literal>c</literal> is an
>+	unused partition the size of the entire slice or drive.  This
>+	is explained in <xref linkend="disks-adding">.</para>
>     </sect2>
>   </sect1>

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