2008-08-07 Joel Sherrill <joel.sherrill@OARcorp.com>

	* user/datatypes.t: Add rtems_name. Add comment about
	rtems_task_argument changing from simple unsigned thirty two bit
	integer to being derived from a C99 uintptr_t in 4.8 and newer.

2 files changed, 18 insertions, 1 deletions

diff --git a/doc/ChangeLog b/doc/ChangeLog
index 410e8339f4..52c6456367 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,9 @@
+2008-08-07	Joel Sherrill <joel.sherrill@OARcorp.com>
+
+	* user/datatypes.t: Add rtems_name. Add comment about
+	rtems_task_argument changing from simple unsigned thirty two bit
+	integer to being derived from a C99 uintptr_t in 4.8 and newer.
+
 2008-08-04	Joel Sherrill <joel.sherrill@OARcorp.com>
 
 	PR 1263/doc
diff --git a/doc/user/datatypes.t b/doc/user/datatypes.t
index da2c26b14e..6f3e6e7ac7 100644
--- a/doc/user/datatypes.t
+++ b/doc/user/datatypes.t
@@ -169,6 +169,13 @@ the entry point to the send packet routine for an MPCI implementation.
 @item @code{@value{DIRPREFIX}mpci_table} is the data structure
 containing the configuration information for an MPCI.
 
+@findex rtems_name
+@item @code{@value{DIRPREFIX}name} is the data type used to
+contain the name of a Classic API object.  It is an unsigned 
+thirty-two bit integer which can be treated as a numeric
+value or initialized using @code{@value{DIRPREFIX}build_name} to
+contain four ASCII characters.
+
 @findex rtems_option
 @item @code{@value{DIRPREFIX}option} is the data type
 used to specify which behavioral options the caller desires.
@@ -224,7 +231,11 @@ RTEMS Task.
 
 @findex rtems_task_argument
 @item @code{@value{DIRPREFIX}task_argument} is the data
-type for the argument passed to each RTEMS task. 
+type for the argument passed to each RTEMS task. In RTEMS 4.7
+and older, this is an unsigned thirty-two bit integer.  In
+RTEMS 4.8 and newer, this is based upon the C99 type @code{uintptr_t}
+which is guaranteed to be an integer large enough to hold a 
+pointer on the target architecture.
 
 @findex rtems_task_begin_extension
 @item @code{@value{DIRPREFIX}task_begin_extension} is the