Add more ia64 device information, in a section similar to that for

FreeBSD/alpha.  Heavily hacked version of a diff that was...

Submitted by:	Jim Brown <jpb@sixshooter.v6.thrupoint.net>
Approved by:	re (implicitly)

1 files changed, 51 insertions, 0 deletions

diff --git a/release/doc/en_US.ISO8859-1/hardware/ia64/proc-ia64.sgml b/release/doc/en_US.ISO8859-1/hardware/ia64/proc-ia64.sgml
index a1742ea..9532a6a 100644
--- a/release/doc/en_US.ISO8859-1/hardware/ia64/proc-ia64.sgml
+++ b/release/doc/en_US.ISO8859-1/hardware/ia64/proc-ia64.sgml
@@ -29,4 +29,55 @@
     configurations are under active development.  At this time,
     SMP-enabled systems are considered less stable.  The current
     priorities are UP fixes to improve stability.</para>
+
+  <sect2>
+    <title>Supported Devices Overview</title>
+
+    <para>This section contains additional information about what
+      devices may or may not be supported by &os;/&arch;.</para>
+
+    <para>Except for the PC chipset embedded &man.ata.4; controllers,
+      most should work out of the box.  Eventually, all
+      &arch;-compatible ATA controllers are expected to be fully
+      supported.  Refer to the following sections for various disk
+      controllers and their current status.</para>
+    
+    <para>In general, <quote>PC standard</quote> serial ports
+      supported by the &man.sio.4; driver are expected to work on
+      Intel legacy machines, but not PA legacy machines.  The reason
+      is that all devices on HP machines are memory-mapped and there
+      is <emphasis>no</emphasis> ISA device support other than the PCI
+      dictated VGA legacy.</para>
+
+    <para>In addition to &man.sio.4; devices, the following devices
+      fail on non-Intel legacy machines (but should work on boxes with
+      an Intel legacy) because their drivers make ISA-specific
+      assumptions that do not hold:</para>
+
+    <informaltable frame="none">
+      <tgroup cols="2">
+	<tbody>
+	  <row>
+            <entry>&man.sio.4;</entry>
+            <entry>No support for memory-mapped I/O</entry>
+	  </row>
+
+	  <row>
+            <entry>&man.syscons.4;</entry>
+            <entry>Expect BIOS, VGA probes, etc.</entry>
+	  </row>
+
+	  <row>
+            <entry>&man.pcm.4;</entry>
+            <entry>Probes MSS ISA ports <emphasis>ad nauseum</emphasis></entry>
+	  </row>
+
+	  <row>
+            <entry>&man.atkbd.4;, &man.psm.4;</entry>
+            <entry>Fixed ISA port locations</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </informaltable>
+  </sect2>
 </sect1>