clarify fields nh and msk

diff --git a/openpower/sv/rfc/ls007.mdwn b/openpower/sv/rfc/ls007.mdwn
index 8614e7cf2c9606ee13dd1595d7c8142736075bee..b6b4aedecb440aee3c3cd7bae2e2979dd6bc3ea2 100644 (file)
--- a/openpower/sv/rfc/ls007.mdwn
+++ b/openpower/sv/rfc/ls007.mdwn
@@ -349,12 +349,13 @@ Add the following to Book I 1.6.2
 
 ```
 msk (9:10,14:15)
-    Field used by crternlogi to decide which CR bits to modify.
+    Field used by crternlogi and crbinlut to decide which CR Field bits to
+    modify.
     Formats: CRB
 
 nh (26)
     Nibble High. Field used by binlog to decide if the look-up-table should
-    be taken from bits 60:63 or 56:59 of RC.
+    be taken from bits 60:63 (nh=0) or 56:59 (nh=1) of RC.
     Formats: VA
 
 TLI (21:28)