From c67abaded077d66866ebd2eadeacb2ebe4cbd1a1 Mon Sep 17 00:00:00 2001
From: Lars Brinkhoff <lars@nocrew.org>
Date: Wed, 4 Apr 2018 12:08:04 +0200
Subject: [PATCH] Build KA ITS with DECtape support and channel 1 multiplexing.

---
 build/sims/boot2      | 2 ++
 build/sims/config.202 | 3 ++-
 build/sims/run        | 3 +++
 tools/sims            | 2 +-
 4 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/build/sims/boot2 b/build/sims/boot2
index 0e788944..47411fc8 100644
--- a/build/sims/boot2
+++ b/build/sims/boot2
@@ -1,7 +1,9 @@
 set cpu its
 set cpu 512k
+set cpu mpx
 set pd off
 at ptr bin/ka10/boot/dskdmp.rim
+set mta mpx=7
 at mta0 out/sources.tape
 at dpa0 out/rp03.2
 at dpa1 out/rp03.3
diff --git a/build/sims/config.202 b/build/sims/config.202
index 58ec7030..f4f1e43e 100644
--- a/build/sims/config.202
+++ b/build/sims/config.202
@@ -218,8 +218,9 @@ DEFOPT DMDSK==1		;USES DM DISK FORMAT
 DEFOPT QRSRVP==1	;HAS RESERVED DISK PACKS (SECONDARY PACK)
 DEFOPT QAUTHP==1	;KEEPS TRACK OF FILE AUTHORS
 
-;DEFOPT C1MXP==1	;CHANNEL 1 MPX FEATURE
+DEFOPT C1MXP==1         ;CHANNEL 1 MPX FEATURE
 DEFOPT NEWDTP==1	;HAS NEW DECTAPE CONTROLLER
+DEFOPT NUNITS==2	; Number of utape units (R.I.P.)
 DEFOPT NMTCS==1		;NUMBER OF MAG TAPE UNITS
 DEFOPT TM10A==1		;IO-BUS MAG TAPE
 DEFOPT NLPTP==1		;HAS NEW LPT (ODEC)
diff --git a/build/sims/run b/build/sims/run
index fedb4877..9b66e0f0 100644
--- a/build/sims/run
+++ b/build/sims/run
@@ -1,10 +1,13 @@
 set cpu its
 set cpu 512k
 set cpu idle
+set cpu mpx
 set pd off
 set dpy enabled
 at ptr bin/ka10/boot/dskdmp.rim
 at dpa0 out/rp03.2
 at dpa1 out/rp03.3
+set mta mpx=7
+set dt mpx=6
 set dpa noheaders
 b ptr
diff --git a/tools/sims b/tools/sims
index 3f5218e4..bbe8a625 160000
--- a/tools/sims
+++ b/tools/sims
@@ -1 +1 @@
-Subproject commit 3f5218e4c09e1c8afe822369391b2b48dc016ce3
+Subproject commit bbe8a6252bb6a5ce666664a8e535c48ea08721aa