Corrected errors related to the standard cells and the DRC rules for
several of the FET devices with HVT/LVT implants. Also corrected
the missing extraction device for type "rmp", and removed unused
options from the "device resistor" lines.
diff --git a/sky130/magic/sky130.tech b/sky130/magic/sky130.tech
index 966123e..69a4abe 100644
--- a/sky130/magic/sky130.tech
+++ b/sky130/magic/sky130.tech
@@ -158,6 +158,7 @@
-active npass,npassfet,srampassfet
active pmos,ptransistor,pfet
-active scpmos,scptransistor,scpfet
+ -active scpmoshvt,scpfethvt
-active ppu,ppufet,srampfet
active nnmos,nntransistor
active mvnmos,mvntransistor,mvnfet
@@ -364,10 +365,11 @@
allnwell nwell,obswell,pnp
allnfets nfet,npass,npd,scnfet,mvnfet,mvnnfet,nfetlvt,nsonos
- allpfets pfet,ppu,scpfet,mvpfet,pfethvt,pfetlvt,pfetmvt
+ allpfets pfet,ppu,scpfet,scpfethvt,mvpfet,pfethvt,pfetlvt,pfetmvt
allfets allnfets,allpfets,varactor,mvvaractor,varhvt
allfetsstd nfet,mvnfet,mvnnfet,nfetlvt,pfet,mvpfet,pfethvt,pfetlvt,pfetmvt
- allfetsspecial npass,npd,scnfet,nsonos,ppu,scpfet
+ allfetsspecial npass,npd,scnfet,nsonos,ppu,scpfet,scpfethvt
+ allfetsnolvt nfet,npass,npd,scnfet,mvnfet,mvnnfet,nsonos,pfet,ppu,scpfet,scpfethvt,mvpfet,pfethvt,pfetmvt,varactor,mvvaractor,varhvt
allnactivenonfet *ndiff,*nsd,*ndiode,*nndiode,*mvndiff,*mvnsd,*mvndiode,*ndiodelvt
allnactive allnactivenonfet,allnfets
@@ -385,7 +387,7 @@
allactiveres ndiffres,pdiffres,mvndiffres,mvpdiffres
allndifflv *ndif,*nsd,*ndiode,ndiffres,nfet,npass,npd,scnfet,nfetlvt,nsonos
- allpdifflv *pdif,*psd,*pdiode,pdiffres,pfet,ppu,scpfet,pfetlvt,pfetmvt,pfethvt
+ allpdifflv *pdif,*psd,*pdiode,pdiffres,pfet,ppu,scpfet,scpfethvt,pfetlvt,pfetmvt,pfethvt
alldifflv allndifflv,allpdifflv
allndifflvnonfet *ndif,*nsd,*ndiode,*nndiode,ndiffres,*ndiodelvt
allpdifflvnonfet *pdif,*psd,*pdiode,pdiffres,*pdiodelvt,*pdiodehvt
@@ -460,6 +462,7 @@
npd ntransistor ntransistor_stripes
pfet ptransistor ptransistor_stripes
scpfet ptransistor ptransistor_stripes
+ scpfethvt ptransistor ptransistor_stripes implant2
ppu ptransistor ptransistor_stripes
var polysilicon ndiff_in_nwell
ndc ndiffusion metal1 contact_X'es
@@ -834,7 +837,7 @@
# HVTP
#----------------------------------------------------------------
- layer HVTP pfethvt,varhvt,*pdiodehvt
+ layer HVTP scpfethvt,pfethvt,varhvt,*pdiodehvt
grow 180
bridge 380 380
grow 185
@@ -869,7 +872,7 @@
#----------------------------------------------------------------
layer STDCELL scnfet
- bloat-all scpfet,scnfet CELLBOUND
+ bloat-all scpfet,scpfethvt,scnfet CELLBOUND
calma 81 4
#----------------------------------------------------------------
@@ -2226,6 +2229,12 @@
and STDCELL
labels DIFF
+ layer scpfethvt pfetarea
+ and-not LVTN
+ and HVTP
+ and STDCELL
+ labels DIFF
+
layer ppu pfetarea
and-not LVTN
and-not HVTP
@@ -2242,6 +2251,7 @@
layer pfethvt pfetarea
and HVTP
+ and-not STDCELL
labels DIFF
# Always force nwell under pfet (nwell encloses pdiff by 0.18)
@@ -2547,6 +2557,14 @@
layer scpfet POLY
and DIFF
and diffresarea
+ and-not HVTP
+ and-not NPLUS
+ and STDCELL
+
+ layer scpfethvt POLY
+ and DIFF
+ and diffresarea
+ and HVTP
and-not NPLUS
and STDCELL
@@ -3715,6 +3733,12 @@
and STDCELL
labels DIFF
+ layer scpfethvt pfetarea
+ and-not LVTN
+ and HVTP
+ and STDCELL
+ labels DIFF
+
layer ppu pfetarea
and-not LVTN
and-not HVTP
@@ -3731,6 +3755,7 @@
layer pfethvt pfetarea
and HVTP
+ and-not STDCELL
labels DIFF
# Always force nwell under pfet (nwell encloses pdiff by 0.18)
@@ -4035,10 +4060,88 @@
layer scpfet POLY
and DIFF
+ and-not HVTP
and diffresarea
and-not NPLUS
and STDCELL
+ layer scpfethvt POLY
+ and DIFF
+ and HVTP
+ and diffresarea
+ and-not NPLUS
+ and STDCELL
+
+ templayer xpolyterm RPM,URPM
+ and POLY
+ and-not POLYRES
+ # add back the 0.06um contact surround in the direction of the resistor
+ grow 60
+ and POLY
+
+ layer xpc xpolyterm
+
+ templayer polyarea POLY
+ and-not POLYRES
+ and-not POLYSHORT
+ and-not DIFF
+ and-not RPM
+ and-not URPM
+ copyup polycheck
+
+ layer poly polyarea,POLYTXT,POLYPIN
+ labels POLY
+ labels POLYTXT port
+ labels POLYPIN port
+
+ # Copy (non-resistor) poly areas up for contact checks
+ templayer xpolycheck polycheck
+ copyup polycheck
+
+ layer mrp1 POLY
+ and POLYRES
+ and-not RPM
+ and-not URPM
+ labels POLY
+
+ layer rmp POLY
+ and POLYSHORT
+ labels POLY
+
+ layer xhrpoly POLY
+ and POLYRES
+ and RPM
+ and-not URPM
+ and PPLUS
+ and NPC
+ and-not xpolyterm
+ labels POLY
+
+ layer uhrpoly POLY
+ and POLYRES
+ and URPM
+ and-not RPM
+ and NPC
+ and-not xpolyterm
+ labels POLY
+
+ templayer ndcbase CONT
+ and DIFF
+ and NPLUS
+ and-not NWELL
+ and LI
+ and-not THKOX
+
+ layer ndc ndcbase
+ grow 85
+ shrink 85
+ shrink 85
+ grow 85
+ or ndcbase
+ labels CONT
+
+ templayer nscbase CONT
+
templayer xpolyterm RPM,URPM
and POLY
and-not POLYRES
@@ -5018,7 +5121,7 @@
# DIFF
#-----------------------------
- width *ndiff,nfet,scnfet,npd,npass,*nsd,*ndiode,ndiffres,*pdiff,pfet,scpfet,ppu,*psd,*pdiode,pdiffres \
+ width *ndiff,nfet,scnfet,npd,npass,*nsd,*ndiode,ndiffres,*pdiff,pfet,scpfet,scpfethvt,ppu,*psd,*pdiode,pdiffres \
150 "Diffusion width < %d (diff/tap.1)"
width *mvndiff,mvnfet,mvnnfet,*mvndiode,*nndiode,mvndiffres,*mvpdiff,mvpfet,*mvpdiode 290 \
"MV Diffusion width < %d (diff/tap.14)"
@@ -5113,9 +5216,9 @@
"poly spacing to Diffusion < %d (poly.4)"
spacing npres *nsd 480 touching_illegal \
"poly resistor spacing to N-tap < %d (poly.9)"
- overhang *ndiff,rndiff nfet,scnfet,npd,npass 250 "N-Diffusion overhang of nmos < %d (poly.7)"
+ overhang *ndiff,rndiff nfet,scnfet,npd,npass 250 "N-Diffusion overhang of nFET < %d (poly.7)"
overhang *mvndiff,mvrndiff mvnfet,mvnnfet 250 \
- "N-Diffusion overhang of nmos < %d (poly.7)"
+ "N-Diffusion overhang of nFET < %d (poly.7)"
overhang *pdiff,rpdiff pfet,scpfet,ppu 250 "P-Diffusion overhang of pmos < %d (poly.7)"
overhang *mvpdiff,mvrpdiff mvpfet 250 "P-Diffusion overhang of pmos < %d (poly.7)"
overhang *poly allfets 130 "poly overhang of transistor < %d (poly.8)"
@@ -5137,28 +5240,29 @@
# HVTP
#--------------------------------------------------------------------
- spacing pmoshvt,pdiodehvt,varactorhvt pfet,ppu,scpfet,mvpfet,pfetlvt,pfetmvt \
+ spacing pfethvt,pdiodehvt,varactorhvt pfet,ppu,scpfet,mvpfet,pfetlvt,pfetmvt \
360 touching_illegal \
"Min. spacing between pFET and HVTP < %d (hvtp.4)"
- spacing pmoshvt,pdiodehvt,varactorhvt varactor 360 touching_illegal \
+ spacing pfethvt,pdiodehvt,varactorhvt varactor 360 touching_illegal \
"Min. spacing between varactor and HVTP < %d (hvtp.4 + varac.3)"
#--------------------------------------------------------------------
# LVTN
#--------------------------------------------------------------------
- spacing pmoslvt,nmoslvt,pdiodelvt,ndiodelvt allfets 360 touching_illegal \
- "Min. spacing between FET and LVTP < %d (lvtn.3a)"
+ spacing pfetlvt,nfetlvt,pdiodelvt,ndiodelvt \
+ allfetsnolvt 360 touching_illegal \
+ "Min. spacing between FET and LVTN < %d (lvtn.3a)"
- spacing pmoslvt,nmoslvt,pdiodelvt,ndiodelvt pmoshvt,pdiodehvt,varactorhvt \
+ spacing pfetlvt,nfetlvt,pdiodelvt,ndiodelvt scpfethvt,pfethvt,pdiodehvt,varactorhvt \
740 touching_illegal \
- "Min. spacing between LVTN and LVTP < %d (lvtn.9)"
+ "Min. spacing between LVTN and HVTP < %d (lvtn.9)"
# Spacing across S/D direction requires edge rule
- edge4way allfets allactivenonfet 415 \
- ~(pmoslvt,nmoslvt,pdiodelvt,ndiodelvt)/a allfets 415 \
- "Min. spacing between FET and LVTP in S/D direction < %d (lvtn.3b)"
+ edge4way allfetsnolvt allactivenonfet 415 \
+ ~(pfetlvt,nfetlvt,pdiodelvt,ndiodelvt)/a allfetsnolvt 415 \
+ "Min. spacing between FET and LVTN in S/D direction < %d (lvtn.3b)"
#--------------------------------------------------------------------
# NPC (Nitride poly Cut)
@@ -5204,7 +5308,7 @@
spacing ndc,pdc nfet,nfetlvt,pfet,pfethvt,pfetlvt,pfetmvt 55 touching_illegal \
"Diffusion contact to gate < %d (licon.11)"
- spacing ndc,pdc scnfet,npd,npass,scpfet,ppu 50 touching_illegal \
+ spacing ndc,pdc scnfet,npd,npass,scpfet,scpfethvt,ppu 50 touching_illegal \
"Diffusion contact to standard cell gate < %d (licon.11)"
spacing mvndc,mvpdc mvnfet,mvnnfet,mvpfet 55 touching_illegal \
"Diffusion contact to gate < %d (licon.11)"
@@ -5217,7 +5321,7 @@
surround ndc/a *ndiff,nfet,scnfet,npd,npass,nfetlvt 40 absence_illegal \
"N-diffusion overlap of N-diffusion contact < %d (licon.5a)"
- surround pdc/a *pdiff,pfet,scpfet,ppu,pfethvt,pfetmvt,pfetlvt 40 absence_illegal \
+ surround pdc/a *pdiff,pfet,scpfet,scpfethvt,ppu,pfethvt,pfetmvt,pfetlvt 40 absence_illegal \
"P-diffusion overlap of P-diffusion contact < %d (licon.5a)"
surround ndic/a *ndi 40 absence_illegal \
"N-diode overlap of N-diode contact < %d (licon.5a)"
@@ -5231,7 +5335,7 @@
surround ndc/a *ndiff,nfet,scnfet,npd,npass,nfetlvt 60 directional \
"N-diffusion overlap of N-diffusion contact < %d in one direction (licon.5c)"
- surround pdc/a *pdiff,pfet,scpfet,ppu,pfethvt,pfetmvt,pfetlvt 60 directional \
+ surround pdc/a *pdiff,pfet,scpfet,scpfethvt,ppu,pfethvt,pfetmvt,pfetlvt 60 directional \
"P-diffusion overlap of P-diffusion contact < %d in one direction (licon.5c)"
surround ndic/a *ndi 60 directional \
"N-diode overlap of N-diode contact < %d in one direction (licon.5c)"
@@ -5491,7 +5595,7 @@
edge4way *psd *ndiff 300 ~(nfet,npass,npd,scnfet,nfetlvt,nsonos)/a *psd 300 \
"Butting P-tap spacing to NMOS gate < %d (poly.6)"
- edge4way *nsd *pdiff 300 ~(pfet,ppu,scpfet,pfetlvt,pfetmvt)/a *nsd 300 \
+ edge4way *nsd *pdiff 300 ~(pfet,ppu,scpfet,scpfethvt,pfetlvt,pfetmvt)/a *nsd 300 \
"Butting N-tap spacing to PMOS gate < %d (poly.6)"
edge4way *mvpsd *mvndiff 300 ~(mvnfet,mvnnfet)/a *mvpsd 300 \
"Butting MV P-tap spacing to MV NMOS gate < %d (poly.6)"
@@ -5499,7 +5603,7 @@
"Butting MV N-tap spacing to MV PMOS gate < %d (poly.6)"
# No LV FETs in HV diff
- spacing pfet,scpfet,ppu,pfetlvt,pfetmvt,pfethvt,*pdiff *mvpdiff 360 touching_illegal \
+ spacing pfet,scpfet,scpfethvt,ppu,pfetlvt,pfetmvt,pfethvt,*pdiff *mvpdiff 360 touching_illegal \
"LV P-diffusion to MV P-diffusion < %d (diff/tap.23 + diff/tap.22)"
spacing nfet,scnfet,npd,npass,nfetlvt,varactor,varhvt,*ndiff *mvndiff 360 touching_illegal \
@@ -6094,7 +6198,7 @@
*pdiff,pdiffres *pdiff,pdiffres nwell error l=l w=w
device msubcircuit sky130_fd_pr__pfet_01v8_mvt pfetmvt \
*pdiff,pdiffres *pdiff,pdiffres nwell error l=l w=w
- device msubcircuit sky130_fd_pr__pfet_01v8_hvt pfethvt \
+ device msubcircuit sky130_fd_pr__pfet_01v8_hvt pfethvt,scpfethvt \
*pdiff,pdiffres *pdiff,pdiffres nwell error l=l w=w
device msubcircuit sky130_fd_pr__nfet_01v8 nfet,scnfet \
@@ -6144,19 +6248,13 @@
device msubcircuit sky130_fd_pr__nfet_05v0_nvt mvnnfet \
*mvndiff,mvndiffres *mvndiff,mvndiffres pwell,space/w error l=l w=w
- device resistor sky130_fd_pr__res_generic_l1 rli1 \
- *li,coreli space/w,pwell,nwell error l=l w=w
- device resistor sky130_fd_pr__res_generic_m1 rmetal1 \
- *metal1 space/w,pwell,nwell error l=l w=w
- device resistor sky130_fd_pr__res_generic_m2 rmetal2 \
- *metal2 space/w,pwell,nwell error l=l w=w
- device resistor sky130_fd_pr__res_generic_m3 rmetal3 \
- *metal3 space/w,pwell,nwell error l=l w=w
+ device resistor sky130_fd_pr__res_generic_l1 rli1 *li,coreli
+ device resistor sky130_fd_pr__res_generic_m1 rmetal1 *metal1
+ device resistor sky130_fd_pr__res_generic_m2 rmetal2 *metal2
+ device resistor sky130_fd_pr__res_generic_m3 rmetal3 *metal3
#ifdef METAL5
- device resistor sky130_fd_pr__res_generic_m4 rm4 \
- *m4 space/w,pwell,nwell error l=l w=w
- device resistor sky130_fd_pr__res_generic_m5 rm5 \
- *m5 space/w,pwell,nwell error l=l w=w
+ device resistor sky130_fd_pr__res_generic_m4 rm4 *m4
+ device resistor sky130_fd_pr__res_generic_m5 rm5 *m5
#endif (METAL5)
device rsubcircuit sky130_fd_pr__res_high_po_0p35 xhrpoly \
@@ -6191,12 +6289,10 @@
device rsubcircuit sky130_fd_pr__res_iso_pw rpw \
pwell dnwell error l=l w=w
- device resistor sky130_fd_pr__res_generic_po mrp1 \
- *poly pwell,space/w error
- device resistor sky130_fd_pr__res_generic_nd__hv mvndiffres \
- *mvndiff pwell,space/w error
- device resistor sky130_fd_pr__res_generic_pd__hv mvpdiffres \
- *mvpdiff nwell error
+ device resistor sky130_fd_pr__res_generic_po rmp *poly
+ device resistor sky130_fd_pr__res_generic_po mrp1 *poly
+ device resistor sky130_fd_pr__res_generic_nd__hv mvndiffres *mvndiff
+ device resistor sky130_fd_pr__res_generic_pd__hv mvpdiffres *mvpdiff
device subcircuit sky130_fd_pr__diode_pd2nw_05v5 *pdiode \
nwell a=area
@@ -6228,7 +6324,7 @@
device mosfet sky130_fd_pr__special_pfet_pass ppu pdiff,pdiffres,pdc nwell
device mosfet sky130_fd_pr__pfet_01v8_lvt pfetlvt pdiff,pdiffres,pdc nwell
device mosfet sky130_fd_pr__pfet_01v8_mvt pfetmvt pdiff,pdiffres,pdc nwell
- device mosfet sky130_fd_pr__pfet_01v8_hvt pfethvt pdiff,pdiffres,pdc nwell
+ device mosfet sky130_fd_pr__pfet_01v8_hvt scpfethvt,pfethvt pdiff,pdiffres,pdc nwell
device mosfet sky130_fd_pr__nfet_01v8 scnfet,nfet ndiff,ndiffres,ndc pwell,space/w
device mosfet sky130_fd_pr__special_nfet_pass npass ndiff,ndiffres,ndc pwell,space/w
device mosfet sky130_fd_pr__special_nfet_latch npd ndiff,ndiffres,ndc pwell,space/w
