diff --git a/build/ka10/include.tcl b/build/ka10/include.tcl
index 9679d4c5..405aceec 100644
--- a/build/ka10/include.tcl
+++ b/build/ka10/include.tcl
@@ -8,35 +8,35 @@ proc start_dskdmp_its {} {
 proc mark_packs {} {
     respond "\n" "mark\033g"
     respond "UNIT #" "0"
-    respond "#0?" "y"
-    respond "NO =" "2\r"
-    expect -timeout 300 "VERIFICATION"
-    respond "ALLOC =" "3000\r"
-    respond "PACK ID =" "2\r"
-
-    respond "\n" "mark\033g"
-    respond "UNIT #" "1"
-    respond "#1?" "y"
-    respond "NO =" "3\r"
-    expect -timeout 300 "VERIFICATION"
-    respond "ALLOC =" "3000\r"
-    respond "PACK ID =" "3\r"
-
-    respond "\n" "mark\033g"
-    respond "UNIT #" "2"
-    respond "#2?" "y"
+#    respond "#0?" "y"
     respond "NO =" "0\r"
-    expect -timeout 300 "VERIFICATION"
+#    expect -timeout 300 "VERIFICATION"
     respond "ALLOC =" "3000\r"
     respond "PACK ID =" "0\r"
 
-    respond "DDT" "mark\033g"
-    respond "UNIT #" "3"
-    respond "#3?" "y"
+    respond "\n" "mark\033g"
+    respond "UNIT #" "1"
+#    respond "#1?" "y"
     respond "NO =" "1\r"
-    expect -timeout 300 "VERIFICATION"
+#    expect -timeout 300 "VERIFICATION"
     respond "ALLOC =" "3000\r"
     respond "PACK ID =" "1\r"
+
+    respond "\n" "mark\033g"
+    respond "UNIT #" "2"
+#    respond "#2?" "y"
+    respond "NO =" "2\r"
+#    expect -timeout 300 "VERIFICATION"
+    respond "ALLOC =" "3000\r"
+    respond "PACK ID =" "2\r"
+
+    respond "DDT" "mark\033g"
+    respond "UNIT #" "3"
+#    respond "#3?" "y"
+    respond "NO =" "3\r"
+#    expect -timeout 300 "VERIFICATION"
+    respond "ALLOC =" "3000\r"
+    respond "PACK ID =" "3\r"
 }
 
 proc prepare_frontend {} {
@@ -81,8 +81,8 @@ proc make_dskdmp {} {
     respond "RM03P=" "N\r"
     respond "RM80P=" "N\r"
     respond "RH10P=" "N\r"
-    respond "DC10P=" "N\r"
-    respond "NUDSL=" "250.\r"
+    respond "DC10P=" "Y\r"
+    respond "NUDSL=" "440.\r"
     respond "KS10P=" "N\r"
     respond "KL10P=" "N\r"
     expect ":KILL"
@@ -109,19 +109,19 @@ proc dump_nits {} {
 
     # Since we bootstrap with a 2-pack ITS, we need to copy the MFD to
     # the fresh packs.
-    respond "\n" "salv\r"
-    respond "\n" "ucop\033g"
-    respond "UNIT #" "0"
-    respond "UNIT #" "2"
-    respond "OK?" "Y"
-    respond "DDT" "ucop\033g"
-    respond "UNIT #" "0"
-    respond "UNIT #" "3"
-    respond "OK?" "Y"
-    respond "DDT" "\033u"
+#    respond "\n" "salv\r"
+#    respond "\n" "ucop\033g"
+#    respond "UNIT #" "0"
+#    respond "UNIT #" "2"
+#    respond "OK?" "Y"
+#    respond "DDT" "ucop\033g"
+#    respond "UNIT #" "0"
+#    respond "UNIT #" "3"
+#    respond "OK?" "Y"
+#    respond "DDT" "\033u"
 
     # Now dump the new ITS.
-    respond "DSKDMP" "t\033its bin\r"
+    respond "\n" "t\033its bin\r"
     respond "\n" "\033u"
     respond "DSKDMP" "m\033salv bin\r"
     respond "\n" "d\033nits\r"
diff --git a/build/pdp10-ka/boot b/build/pdp10-ka/boot
index fdcdc7f4..936323dc 100644
--- a/build/pdp10-ka/boot
+++ b/build/pdp10-ka/boot
@@ -1,10 +1,12 @@
 set console wru=034
 set cpu its
-set cpu 512k
+set cpu 1024k
+set cpu mpx
 set rpa dis
 set rpb dis
 set tua dis
 set fha dis
+set dpa dis
 set dpb dis
 set lpt dis
 set cr dis
@@ -13,7 +15,11 @@ set dtc dis
 set dk dis
 at ptr bin/ka10/boot/dskdmp.rim
 at mta0 out/pdp10-ka/minsrc.tape
-at dpa0 out/pdp10-ka/rp03.2
-at dpa1 out/pdp10-ka/rp03.3
-set dpa noheaders
+set mta mpx=7
+set mta type=b
+set ai ena
+at ai0 out/pdp10-ka/dc10.0
+at ai1 out/pdp10-ka/dc10.1
+at ai2 out/pdp10-ka/dc10.2
+at ai3 out/pdp10-ka/dc10.3
 b ptr
diff --git a/build/pdp10-ka/boot2 b/build/pdp10-ka/boot2
index ee548775..2f97c708 100644
--- a/build/pdp10-ka/boot2
+++ b/build/pdp10-ka/boot2
@@ -7,6 +7,7 @@ set rpa dis
 set rpb dis
 set tua dis
 set fha dis
+set dpa dis
 set dpb dis
 set lpt dis
 set cr dis
@@ -19,9 +20,9 @@ at ptr bin/ka10/boot/dskdmp.rim
 at mta0 out/pdp10-ka/sources.tape
 set mta mpx=7
 set mta type=b
-at dpa0 out/pdp10-ka/rp03.2
-at dpa1 out/pdp10-ka/rp03.3
-at dpa2 out/pdp10-ka/rp03.0
-at dpa3 out/pdp10-ka/rp03.1
-set dpa noheaders
+set ai ena
+at ai0 out/pdp10-ka/dc10.0
+at ai1 out/pdp10-ka/dc10.1
+at ai2 out/pdp10-ka/dc10.2
+at ai3 out/pdp10-ka/dc10.3
 b ptr
diff --git a/build/pdp10-ka/config.202 b/build/pdp10-ka/config.202
index ddba652f..401cb47b 100644
--- a/build/pdp10-ka/config.202
+++ b/build/pdp10-ka/config.202
@@ -210,11 +210,11 @@ DEFOPT SCHBLN==10.	;NUMBER OF RUNNABLE JOBS TO REMEMBER
 
 DEFOPT NQCHN==30.	;NUMBER 2314 CHNLS
 DEFOPT NQS==4		;# DISK UNITS
-DEFOPT NTUTBL==1	;TUTS ARE ONE BLOCK LONG
-DEFSYM NUDSL==250.	;# USER DIRECTORIES ON DISK
-DEFOPT RP10P==1		;HAS DEC RP10 DISK CONTROL (RP02)
+DEFOPT NTUTBL==2	;TUTS ARE ONE BLOCK LONG
+DEFSYM NUDSL==440.	;# USER DIRECTORIES ON DISK
+DEFOPT DC10P==1		;HAS SYSTEMS CONCEPTS DISK CONTROL
 DEFOPT QRDCMP==1	;SOFTWARE READ-COMPARE
-DEFOPT DMDSK==1		;USES DM DISK FORMAT
+DEFOPT DMDSK==0		;DOES NOT USE DM DSK FORMAT (I.E. HAS EXTRA WORDS)
 DEFOPT QRSRVP==1	;HAS RESERVED DISK PACKS (SECONDARY PACK)
 DEFOPT QAUTHP==1	;KEEPS TRACK OF FILE AUTHORS
 
diff --git a/build/pdp10-ka/init b/build/pdp10-ka/init
index e9bf9476..a35bcc87 100644
--- a/build/pdp10-ka/init
+++ b/build/pdp10-ka/init
@@ -1,21 +1,22 @@
 set console wru=034
 set cpu its
-set cpu 512k
+set cpu 1024k
 set rpa dis
 set rpb dis
 set tua dis
 set fha dis
+set dpa dis
 set dpb dis
 set lpt dis
 set cr dis
 set dc dis
 set dtc dis
 set dk dis
+set ai ena
 at mta0 out/pdp10-ka/magdmp.tap
 at mta5 out/pdp10-ka/ka-minsys.tape
-at dpa0 out/pdp10-ka/rp03.2
-at dpa1 out/pdp10-ka/rp03.3
-at dpa2 out/pdp10-ka/rp03.0
-at dpa3 out/pdp10-ka/rp03.1
-set dpa headers
+at ai0 out/pdp10-ka/dc10.0
+at ai1 out/pdp10-ka/dc10.1
+at ai2 out/pdp10-ka/dc10.2
+at ai3 out/pdp10-ka/dc10.3
 b mta0
diff --git a/build/pdp10-ka/run b/build/pdp10-ka/run
index 1a3fdbc2..91474ce3 100644
--- a/build/pdp10-ka/run
+++ b/build/pdp10-ka/run
@@ -7,6 +7,7 @@ set rpa dis
 set rpb dis
 set tua dis
 set fha dis
+set dpa dis
 set dpb dis
 set lpt dis
 set cr dis
@@ -36,13 +37,13 @@ set imp gw=172.31.1.100
 set imp host=10.3.0.6
 at imp tap:tap0
 at ptr bin/ka10/boot/dskdmp.rim
-at dpa0 out/pdp10-ka/rp03.2
-at dpa1 out/pdp10-ka/rp03.3
-at dpa2 out/pdp10-ka/rp03.0
-at dpa3 out/pdp10-ka/rp03.1
+set ai ena
+at ai0 out/pdp10-ka/dc10.0
+at ai1 out/pdp10-ka/dc10.1
+at ai2 out/pdp10-ka/dc10.2
+at ai3 out/pdp10-ka/dc10.3
 set mta mpx=7
 set mta type=b
 set dt mpx=6
 set imp mpx=4
-set dpa noheaders
 b ptr
diff --git a/build/pdp10-kl/config.202 b/build/pdp10-kl/config.202
index 13a0ef7d..3be93099 100644
--- a/build/pdp10-kl/config.202
+++ b/build/pdp10-kl/config.202
@@ -210,7 +210,7 @@ DEFOPT SCHBLN==10.	;NUMBER OF RUNNABLE JOBS TO REMEMBER
 
 DEFOPT NQCHN==30.	;NUMBER 2314 CHNLS
 DEFOPT NQS==4		;# DISK UNITS
-DEFOPT NTUTBL==1	;TUTS ARE ONE BLOCK LONG
+DEFOPT NTUTBL==2	;TUTS ARE ONE BLOCK LONG
 DEFSYM NUDSL==250.	;# USER DIRECTORIES ON DISK
 DEFOPT RP10P==1		;HAS DEC RP10 DISK CONTROL (RP02)
 DEFOPT QRDCMP==1	;SOFTWARE READ-COMPARE
diff --git a/tools/dasm b/tools/dasm
index 9d5d4a3f..00f71e61 160000
--- a/tools/dasm
+++ b/tools/dasm
@@ -1 +1 @@
-Subproject commit 9d5d4a3f89a322f22bbabc49555a975b449d1b9b
+Subproject commit 00f71e61d53c10d97808bceea5d78eca8b427f77
diff --git a/tools/simh b/tools/simh
index e1db7dec..5e8f4803 160000
--- a/tools/simh
+++ b/tools/simh
@@ -1 +1 @@
-Subproject commit e1db7dec41098cc7e22d2b379a26a7c4561dfa14
+Subproject commit 5e8f48034d1d1f0c13794acca41fbaef0a4fdd2e
diff --git a/tools/sims b/tools/sims
index 22d16af7..a2c643c4 160000
--- a/tools/sims
+++ b/tools/sims
@@ -1 +1 @@
-Subproject commit 22d16af70ad99fae788001167c1a5f4b27b68cac
+Subproject commit a2c643c4152b9e9e2eb4574fb5e5ea2640e06792