Add basic directory structure for the Shenzhou STM32107 board (not much there yet)

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5108 42af7a65-404d-4744-a932-0658087f49c3

ChangeLog

@@ -3281,3 +3281,7 @@
 	  after receiving data.  That has historical reasons to be there (it
 	  was needed before read-ahead buffering was added), but kills performance.
 	  (Noted by Max Holtzberg).
+	* configs/shenzhou:  Add beginnings of a board configuration for the
+	  Shenzhou STM32107 board (see www.armjishu.com).  Very little is in
+	  place as of this initial check-in.
+

Documentation/NuttX.html

@@ -1799,12 +1799,25 @@
   <td>
     <p>
       <b>STMicro STM32F107x</b>.
-      Chip support for the STM32 F1 &quot;Connectivity Line&quot; family has been present in NuttX and users have reported that they have successful brought up NuttX on there proprietary boards using this logic.
+      Chip support for the STM32 F1 &quot;Connectivity Line&quot; family has been present in NuttX for some time and users have reported that they have successful brought up NuttX on there proprietary boards using this logic.
-      Support for the <a href="https://www.olimex.com/dev/stm32-p107.html">Olimex STM32-P107</a> was contributed by Max Holtzberg and first appeared in NuttX-6.21.
+    </p>
-    <ul>
+    <p>
-      <b>STATUS:</b>
+      <b>Olimex STM32-P107</b>
-      Configurations for the basic OS test and NSH are available and verified.
+      Support for the <a href="https://www.olimex.com/dev/stm32-p107.html">Olimex STM32-P107</a> was contributed by Max Holtzberg and first appeared in NuttX-6.21.  That port features the STMicro STM32F107VC MCU.
-    </ul>
+      <ul>
+        <b>STATUS:</b>
+        Configurations for the basic OS test and NSH are available and verified.
+      </ul>
+    </p>
+    <p>
+      <b>Shenzhou</b>
+      Work is underway as of this writing to port NuttX to the Shenzhou development board (See <a href="http://www.armjishu.com">www.armjishu.com</a>) featuring the STMicro STM32F107VCT MCU.
+      If all goes according to plan, this port should be verified and avaialble in NuttX-6.22.
+      <ul>
+        <b>STATUS:</b>
+        In progress.
+      </ul>
+    </p>
    </td>
 </tr>
 <tr>

Documentation/NuttXLinks.html

@@ -22,6 +22,7 @@
       <li><a href="http://sourceforge.net/projects/nuttx/develop" target="_top">SourceForge</a></li>
       <li><a href="http://freshmeat.net/projects/nuttx/" target="_top">FreshMeat</a></li>
       <li><a href="http://tech.groups.yahoo.com/group/nuttx/" target="_top">Forum</a></li>
+      <li><a href="http://www.oschina.net/p/nuttx" target="_top">OSChina</a></li>
       <li><a href="http://sourceforge.net/projects/nuttx/files/" target="_top">Downloads</a></li>
       <li><a href="http://www.nx-engineering.com/nuttx-wiki/" target="_top">Wiki</a></li>
       <li><a href="http://sourceforge.net/projects/nuttx/files/buildroot" target="_top">Toolchains</a></li>

Documentation/README.html

@@ -166,6 +166,8 @@
  |   |   |   |- <a href="http://nuttx.svn.sourceforge.net/viewvc/nuttx/trunk/nuttx/configs/sim/include/README.txt?view=log">include/README.txt</a>
  |   |   |   |- <a href="http://nuttx.svn.sourceforge.net/viewvc/nuttx/trunk/nuttx/configs/sim/src/README.txt?view=log">src/README.txt</a>
  |   |   |   `- <a href="http://nuttx.svn.sourceforge.net/viewvc/nuttx/trunk/nuttx/configs/sim/README.txt?view=log"><b><i>README.txt</i></b></a>
+ |   |   |- shenzhou/
+ |   |   |   `- <a href="http://nuttx.svn.sourceforge.net/viewvc/nuttx/trunk/nuttx/configs/shenzhou/README.txt?view=log"><b><i>README.txt</i></b></a>
  |   |   |- skp16c26/
  |   |   |   |- <a href="http://nuttx.svn.sourceforge.net/viewvc/nuttx/trunk/nuttx/configs/skp16c26/include/README.txt?view=log">include/README.txt</a>
  |   |   |   |- <a href="http://nuttx.svn.sourceforge.net/viewvc/nuttx/trunk/nuttx/configs/skp16c26/src/README.txt?view=log">src/README.txt</a>

README.txt

@@ -735,6 +735,8 @@ nuttx
  |   |   |- include/README.txt
  |   |   |- src/README.txt
  |   |   `- README.txt
+ |   |- shenzhou/
+ |   |   `- README.txt
  |   |- skp16c26/
  |   |   |- include/README.txt
  |   |   |- src/README.txt

configs/README.txt

@@ -1709,6 +1709,10 @@ configs/sim
   This port does not support interrupts or a real timer (and hence no
   round robin scheduler)  Otherwise, it is complete.
 
+configs/shenzhou
+  This is the port of NuttX to the Shenzhou development board from
+  www.armjishu.com. This board features the STMicro STM32F107VCT MCU.
+
 configs/skp16c26
   Renesas M16C processor on the Renesas SKP16C26 StarterKit.  This port
   uses the GNU m32c toolchain.  STATUS:  The port is complete but untested

net/recvfrom.c

@@ -371,7 +371,7 @@ static int recvfrom_timeout(struct recvfrom_s *pstate)
    * 1) This delay function has been enabled with CONFIG_NET_TCP_RECVDELAY > 0
    * 2) Some data has already been received from the socket.  Since this can
    *    only be true for a TCP/IP socket, this logic applies only to TCP/IP
-   *    sockets, and either
+   *    sockets.  And either
    * 3) There is no configured receive timeout, or
    * 4) The configured receive timeout is greater than than the delay
    */
@@ -598,7 +598,9 @@ static uint16_t recvfrom_tcpinterrupt(struct uip_driver_s *dev, void *conn,
 
           /* Report an error only if no data has been received */
 
+#if CONFIG_NET_TCP_RECVDELAY > 0
           if (pstate->rf_recvlen == 0)
+#endif
             {
               /* Report the timeout error */