Massive clean-up of linker scripts from Freddie Chopin

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5307 42af7a65-404d-4744-a932-0658087f49c3
diff --git a/examples/README.txt b/examples/README.txt
index fd0dcf5..3bc6e50 100644
--- a/examples/README.txt
+++ b/examples/README.txt
@@ -594,6 +594,11 @@
   * CONFIG_EXAMPLES_LDCRW_YRES
       LCD Y resolution.  Default: 320
   
+  NOTE: This test exercises internal lcd driver interfaces.  As such, it
+  relies on internal OS interfaces that are not normally available to a
+  user-space program.  As a result, this example cannot be used if a
+  NuttX is built as a protected, supervisor kernel (CONFIG_NUTTX_KERNEL).
+
 examples/mm
 ^^^^^^^^^^^
 
@@ -1226,6 +1231,11 @@
   Requires CONFIG_ARCH_RELAYS.
   Contributed by Darcy Gong.
 
+  NOTE: This test exercises internal relay driver interfaces.  As such, it
+  relies on internal OS interfaces that are not normally available to a
+  user-space program.  As a result, this example cannot be used if a
+  NuttX is built as a protected, supervisor kernel (CONFIG_NUTTX_KERNEL).
+
 examples/rgmp
 ^^^^^^^^^^^^^