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-rw-r--r--nuttx/ChangeLog3
-rw-r--r--nuttx/Documentation/NuttX.html17
-rwxr-xr-xnuttx/Documentation/NuttXDemandPaging.html8
-rwxr-xr-xnuttx/Documentation/NuttXLinks.html1
4 files changed, 24 insertions, 5 deletions
diff --git a/nuttx/ChangeLog b/nuttx/ChangeLog
index ae334456f..c2ddcaeb4 100644
--- a/nuttx/ChangeLog
+++ b/nuttx/ChangeLog
@@ -1206,3 +1206,6 @@
GPIO interrupts.
* arch/arm/src/lm3s/lm3s_internal.h and lm3s_gpio.c - Fixed the encoding
of GPIO port number that limited support for GPIO ports to 8
+ * sched/pg_*.c and *.c and include/nuttx/page.h - Implemented the
+ common, core logic for on-demand paging. See
+ http://www.nuttx.org/NuttXDemandPaging.html for details. \ No newline at end of file
diff --git a/nuttx/Documentation/NuttX.html b/nuttx/Documentation/NuttX.html
index 62cbcf512..203651a67 100644
--- a/nuttx/Documentation/NuttX.html
+++ b/nuttx/Documentation/NuttX.html
@@ -8,7 +8,7 @@
<tr align="center" bgcolor="#e4e4e4">
<td>
<h1><big><font color="#3c34ec"><i>NuttX RTOS</i></font></big></h1>
- <p>Last Updated: August 12, 2010</p>
+ <p>Last Updated: August 14, 2010</p>
</td>
</tr>
</table>
@@ -348,6 +348,14 @@
<td><br></td>
<td>
<p>
+ <li>On-demand paging.</li>
+ </p>
+</tr>
+
+<tr>
+ <td><br></td>
+ <td>
+ <p>
<li>Well documented in the NuttX <a href="NuttxUserGuide.html">User Guide</a>.</li>
</p>
</tr>
@@ -1879,6 +1887,9 @@ nuttx-5.9 2010-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
GPIO interrupts.
* arch/arm/src/lm3s/lm3s_internal.h and lm3s_gpio.c - Fixed the encoding
of GPIO port number that limited support for GPIO ports to 8
+ * sched/pg_*.c and *.c and include/nuttx/page.h - Implemented the
+ common, core logic for on-demand paging. See
+ http://www.nuttx.org/NuttXDemandPaging.html for details.
pascal-2.1 2010-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
@@ -1930,6 +1941,10 @@ buildroot-1.9 2010-xx-xx <spudmonkey@racsa.co.cr>
</tr>
<tr>
<td valign="top" width="22"><img height="20" width="20" src="favicon.ico"></td>
+ <td><a href="NuttXDemandPaging.html">Demand Paging</a></td>
+</tr>
+<tr>
+ <td valign="top" width="22"><img height="20" width="20" src="favicon.ico"></td>
<td><a href="README.html">NuttX README Files</a></td>
</tr>
<tr>
diff --git a/nuttx/Documentation/NuttXDemandPaging.html b/nuttx/Documentation/NuttXDemandPaging.html
index fb0894d6b..1d54ec091 100755
--- a/nuttx/Documentation/NuttXDemandPaging.html
+++ b/nuttx/Documentation/NuttXDemandPaging.html
@@ -127,7 +127,7 @@
<a name="Overview"><h2>Overview</h2></a>
<p>
- This document summarizes the design of NuttX on-demand page.
+ This document summarizes the design of NuttX on-demand paging.
This feature permits embedded MCUs with some limited RAM space to execute large programs some some non-random access media.
This feature was first discussed in this email thread:
<a href="http://tech.groups.yahoo.com/group/nuttx/message/213">http://tech.groups.yahoo.com/group/nuttx/message/213</a>.
@@ -143,15 +143,15 @@
</li>
<li>
The MCU must have a (relatively) small block of fast SRAM from which it can execute code.
- A size of, say 256Kb (or 192Kb as in the ea3131) would be sufficient for many applications.
+ A size of, say 256Kb (or 192Kb as in the NXP LPC3131) would be sufficient for many applications.
</li>
<li>
- The MCU has an MMU (again like the ea3131).
+ The MCU has an MMU (again like the NXP LPC3131).
</li>
</ol>
</p>
<p>
- If the platforms meets these requirement, then NuttX can provide on-demand paging:
+ If the platform meets these requirement, then NuttX can provide on-demand paging:
It can copy .text from the large program in non-volatile media into RAM as needed to execute the huge program from the small RAM.
</p>
diff --git a/nuttx/Documentation/NuttXLinks.html b/nuttx/Documentation/NuttXLinks.html
index 972ae8b0e..681dc9329 100755
--- a/nuttx/Documentation/NuttXLinks.html
+++ b/nuttx/Documentation/NuttXLinks.html
@@ -45,6 +45,7 @@
<li><a href="NuttShell.html" target="main">NuttShell (NSH)</a></li>
<li><a href="NuttXNxFlat.html" target="main">NXFLAT</a></li>
<li><a href="NXGraphicsSubsystem.html" target="main">NX Graphics</a></li>
+ <li><a href="NuttXDemandPaging.html" target="main">Demand Paging</a></li>
<li><a href="README.html" target="main">README Files</a></li>
<li><a href="ChangeLog.txt" target="main">Change Log</a></li>
<li><a href="TODO.txt" target="main">To-Do List</a></li>