[rtems commit] sparc/cpu.h: Add comments

[Joel Sherrill]

Module:    rtems
Branch:    master
Commit:    af99ec255b904d1c04e52b994b49d613476829bb
Changeset: http://git.rtems.org/rtems/commit/?id=af99ec255b904d1c04e52b994b49d613476829bb

Author:    Joel Sherrill <joel.sherrill at oarcorp.com>
Date:      Tue Mar 12 10:15:47 2013 -0500

sparc/cpu.h: Add comments

---

 cpukit/score/cpu/sparc/rtems/score/cpu.h |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/cpukit/score/cpu/sparc/rtems/score/cpu.h b/cpukit/score/cpu/sparc/rtems/score/cpu.h
index 6102355..b95d411 100644
--- a/cpukit/score/cpu/sparc/rtems/score/cpu.h
+++ b/cpukit/score/cpu/sparc/rtems/score/cpu.h
@@ -877,6 +877,9 @@ extern const CPU_Trap_table_entry _CPU_Trap_slot_template;
  */
 #define CPU_STACK_MINIMUM_SIZE  (1024*4)
 
+/**
+ * What is the size of a pointer on this architecture?
+ */
 #define CPU_SIZEOF_POINTER 4
 
 /**