Additional corrections to the new ReRAM layers in the magic tech
files. Also corrected the GDS-exact tech file to avoid having
text or pin purpose metals erase vias when they overdraw them.
diff --git a/sky130/magic/sky130.tech b/sky130/magic/sky130.tech
index 74c730b..7bad45a 100644
--- a/sky130/magic/sky130.tech
+++ b/sky130/magic/sky130.tech
@@ -3566,19 +3566,23 @@
#endif (MIM)
#ifdef RERAM
+#undef RERAM
layer reram RERAM
and VIA1
grow 55
+#define RERAM
#endif (RERAM)
templayer m2cbase VIA1
and-not COREID
-#ifdef RERAM
- and-not RERAM
-#endif (RERAM)
grow 5
or VIA1
grow 50
+#ifdef RERAM
+#undef RERAM
+ and-not RERAM
+#define RERAM
+#endif (RERAM)
layer m2c m2cbase
grow 30
@@ -4021,7 +4025,9 @@
calma MET1 68 20
calma VIA1 68 44
#ifdef RERAM
+#undef RERAM
calma RERAM 201 20
+#define RERAM
#endif (RERAM)
calma MET2 69 20
calma VIA2 69 44
diff --git a/sky130/magic/sky130gds.tech b/sky130/magic/sky130gds.tech
index 503b2ba..1f3c43e 100644
--- a/sky130/magic/sky130gds.tech
+++ b/sky130/magic/sky130gds.tech
@@ -1,3 +1,4 @@
+#undef RERAM
tech
format 32
TECHNAME-GDS
@@ -52,6 +53,7 @@
p40
p41
p42
+ p43
end
types
@@ -125,6 +127,7 @@
p40 CNTMADD,l67
p41 CP1MADD,l68
p42 BOUND,l69
+ p43 RERAM,l71
end
contact
@@ -202,6 +205,7 @@
l68 implant4
l69 subcircuit
l70 polysilicon
+ l71 electrode_stripes
error_p error_waffle
error_s error_waffle
error_ps error_waffle
@@ -213,6 +217,18 @@
paint VIA2 MET3 VIA2
paint VIA3 MET4 VIA3
paint VIA4 MET5 VIA4
+
+ paint MCON MET1P MCON
+ paint VIA1 MET2P VIA1
+ paint VIA2 MET3P VIA2
+ paint VIA3 MET4P VIA3
+ paint VIA4 MET5P VIA4
+
+ paint MCON MET1T MCON
+ paint VIA1 MET2T VIA1
+ paint VIA2 MET3T VIA2
+ paint VIA3 MET4T VIA3
+ paint VIA4 MET5T VIA4
end
connect
@@ -332,6 +348,10 @@
labels VIA1
calma 68 44
+ layer RERAM RERAM
+ labels RERAM
+ calma 201 20
+
layer MET3 MET3,MET3T,MET3P,VIA2
calma 70 20
@@ -570,6 +590,7 @@
layer l68 CP1MADD
layer l69 BOUND
layer l70 POLYT
+ layer l71 RERAM
calma NWELL 64 20
calma DNWELL 64 18
calma DIFF 65 20
@@ -640,6 +661,7 @@
calma CP1MADD 33 43
calma BOUND 235 4
calma POLYT 66 16
+ calma RERAM 201 20
end
mzrouter
@@ -737,4 +759,5 @@
planeorder p40 39
planeorder p41 40
planeorder p42 41
+ planeorder p43 42
end
