From 3938f6bbaebdfac855af2674bd2e848017f27012 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Sun, 20 May 2012 16:05:15 +0000
Subject: [PATCH] Add NX kbd input support to NxConsole

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4753 42af7a65-404d-4744-a932-0658087f49c3
---
 Documentation/NXGraphicsSubsystem.html | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/Documentation/NXGraphicsSubsystem.html b/Documentation/NXGraphicsSubsystem.html
index 2a6e88c9d2..4408de6cf2 100644
--- a/Documentation/NXGraphicsSubsystem.html
+++ b/Documentation/NXGraphicsSubsystem.html
@@ -3358,10 +3358,17 @@ int nxf_convert_32bpp(FAR uint32_t *dest, uint16_t height,
 
 <h2>B.7 <a name="nxconsoleconfig">NxConsole Configuration Settings</a></h2>
 
+<p>General NxConsole settings.</p>
 <ul>
   <dl>
     <dt><code>CONFIG_NXCONSOLE</code>:
       <dd>Enables building of the NxConsole driver.
+  </dl>
+</ul>
+
+<p>NxConsole output text/graphics options:</p>
+<ul>
+  <dl>
     <dt><code>CONFIG_NXCONSOLE_BPP</code>:
       <dd>Currently, NxConsole supports only a single pixel depth.
       This configuration setting must be provided to support that single pixel depth.
@@ -3399,6 +3406,23 @@ int nxf_convert_32bpp(FAR uint32_t *dest, uint16_t height,
   </dl>
 </ul>
 
+<p>NxConsole input options:</p>
+<ul>
+  <dl>
+    <dt><code>CONFIG_NXCONSOLE_NXKBDIN</code>:
+      <dd>Take input from the NX keyboard input callback.
+      By default, keyboard input is taken from stdin (<code>/dev/console</code>).
+      If this option is set, then the interface<code>nxcon_kdbin()</code> is enabled. 
+      That interface may be driven by window callback functions so that keyboard input <i>only</i> goes to the top window.
+    <dt><code>CONFIG__NXCONSOLE_KBDBUFSIZE</code>:
+      <dd>If <code>CONFIG_NXCONSOLE_NXKBDIN</code> is enabled, then this value may be used to
+      define the size of the per-window keyboar input buffer.  Default: 16
+    <dt><code>CONFIG_NXCONSOLE_NPOLLWAITERS</code>:
+      <dd>The number of threads that can be waiting for read data available.
+      Default: 4
+  </dl>
+</ul>
+
 <table width ="100%">
   <tr bgcolor="#e4e4e4">
     <td>