update

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2472 42af7a65-404d-4744-a932-0658087f49c3

ChangeLog

@@ -1032,4 +1032,7 @@
 5.1 2010-xx-xx Gregory Nutt <spudmonkey@racsa.co.cr>
 
 	* arch/arm/src/lpc313x and arch/arm/include/lpc313x: Added framework
-	  to support the NXP LPC3131 MCU
+	  to support the NXP LPC3131.
+	* Add configs/ea3131.  The LPC3131 port for the Embedded Artist EA3131
+	  (LPC3131) is code complete and waiting for me to get hardware in
+	  hand.

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: December 21, 2009</p>
+      <p>Last Updated: December 31, 2009</p>
     </td>
   </tr>
 </table>
@@ -1670,6 +1670,9 @@ nuttx-5.1 2010-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
 
 	* arch/arm/src/lpc313x and arch/arm/include/lpc313x: Added framework
 	  to support the NXP LPC3131 MCU
+	* Add configs/ea3131.  The LPC3131 port for the Embedded Artist EA3131
+	  (LPC3131) is code complete and waiting for me to get hardware in
+	  hand.
 
 pascal-2.1 2010-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
 

arch/arm/src/arm/up_head.S

@@ -59,29 +59,33 @@
  * 1. We execute in place in FLASH (CONFIG_BOOT_RUNFROMFLASH=y).  In this case
  *    the boot logic must:
  *
- *    - Configure SDRAM and, 
- *    - Initialize the .data section in RAM.
+ *    - Configure SDRAM, 
+ *    - Initialize the .data section in RAM, and
+ *    - Clear .bss section
  */
 
 #ifdef CONFIG_BOOT_RUNFROMFLASH
+#  error "Configuration not implemented"
 #  define CONFIGURE_SDRAM
 
 /* 2. We boot in FLASH but copy ourselves to DRAM from better performance.
  *    (CONFIG_BOOT_RUNFROMFLASH=n && CONFIG_BOOT_COPYTORAM=y).  In this case
  *    the boot logic must:
  *
- *    - Configure SDRAM and, 
- *    - Copy ourself to DRAM (after mapping it)
+ *    - Configure SDRAM, 
+ *    - Copy ourself to DRAM (after mapping it), and
+ *    - Clear .bss section
  */
 
 #elif defined(CONFIG_BOOT_COPYTORAM)
+#  error "configuration not implemented
 #  define CONFIG_SDRAM
 
 /* 3. There is bootloader that copies us to DRAM (but probably not to the beginning)
  *    (CONFIG_BOOT_RUNFROMFLASH=n && CONFIG_BOOT_COPYTORAM=n). In this case the
  *    boot logic must:
  *
- *    - Nothing special.
+ *    - Clear .bss section
  */
 
 #endif

configs/ea3131/ostest/defconfig

@@ -749,7 +749,6 @@ CONFIG_EXAMPLES_USBSERIAL_TRACEINTERRUPTS=n
 #
 # CONFIG_BOOT_RUNFROMFLASH - Some configurations support XIP
 #   operation from FLASH but must copy initialized .data sections to RAM.
-#   (should also be =n for the EA3131 which always runs from flash)
 # CONFIG_BOOT_COPYTORAM -  Some configurations boot in FLASH
 #   but copy themselves entirely into RAM for better performance.
 # CONFIG_CUSTOM_STACK - The up_ implementation will handle