add header section to 6600 page

diff --git a/3d_gpu/architecture/6600scoreboard.mdwn b/3d_gpu/architecture/6600scoreboard.mdwn
index 7a940ec5148fcbab3a07525a52b8c798bcd925bc..8ad5c6835147fc57638ffaa7461a9bed65025269 100644 (file)
--- a/3d_gpu/architecture/6600scoreboard.mdwn
+++ b/3d_gpu/architecture/6600scoreboard.mdwn
@@ -1,6 +1,11 @@
-# 6600-style Scoreboards
-
-Images reproduced with kind permission from Mitch Alsup
+# Augmented 6600-style Scoreboards
+
+Images reproduced with kind permission from Mitch Alsup.  This page
+describes *augmentations* made to 6600-style scoreboards for full,
+precise, register-renaming (more accurately "nameless" register) capability
+directly equivalent to the Tomasulo algorithm.  For
+an explanation of the full functional-equivalence,
+see [[tomasulo_transformation]].
 
 # Notes and insights on Scoreboard design