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Changed the user project wrapper and user analog project wrapper 

to be abstract views, and modified the LVS scripts accordingly
(they no longer need a special version of the netgen setup
script).  LVS was verified on both caravel and caravan using this
setup.
This commit is contained in:
Tim Edwards 2021-12-07 22:21:49 -05:00
parent 489bddcf98
commit 8cac89ec74
7 changed files with 10 additions and 444 deletions
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5
mag/run_caravan_lvs.sh
View File

@ -14,9 +14,8 @@ extract all
ext2spice lvs
ext2spice
EOF
rm -f *.ext
fi
rm *.ext
export NETGEN_COLUMNS=60
netgen -batch lvs "caravan.spice caravan" "../verilog/gl/caravan.v caravan" ./sky130A_setup.tcl comp.out
netgen -batch lvs "caravan.spice caravan" "../verilog/gl/caravan.v caravan" $PDK_ROOT/sky130A/libs.tech/netgen/sky130A_setup.tcl comp.out

5
mag/run_caravel_lvs.sh
View File

@ -14,9 +14,8 @@ extract all
ext2spice lvs
ext2spice
EOF
rm -f *.ext
fi
rm *.ext
export NETGEN_COLUMNS=60
netgen -batch lvs "caravel.spice caravel" "../verilog/gl/caravel.v caravel" ./sky130A_setup.tcl comp.out
netgen -batch lvs "caravel.spice caravel" "../verilog/gl/caravel.v caravel" $PDK_ROOT/sky130A/libs.tech/netgen/sky130A_setup.tcl comp.out

4
mag/run_chip_io_alt_lvs.sh
View File

@ -14,8 +14,8 @@ extract all
ext2spice lvs
ext2spice
EOF
rm *.ext
rm -f *.ext
fi
export NETGEN_COLUMNS=60
netgen -batch lvs "caravan.spice chip_io_alt" "../verilog/gl/chip_io_alt.v chip_io_alt" ./sky130A_setup.tcl comp.out
netgen -batch lvs "caravan.spice chip_io_alt" "../verilog/gl/chip_io_alt.v chip_io_alt" $PDK_ROOT/sky130A/libs.tech/magic/sky130A_setup.tcl comp.out

3
mag/run_chip_io_lvs.sh
View File

@ -14,7 +14,8 @@ extract all
ext2spice lvs
ext2spice
EOF
rm -f *.ext
fi
export NETGEN_COLUMNS=60
netgen -batch lvs "caravel.spice chip_io" "../verilog/gl/chip_io.v chip_io" ./sky130A_setup.tcl comp.out
netgen -batch lvs "caravel.spice chip_io" "../verilog/gl/chip_io.v chip_io" $PDK_ROOT/sky130A/libs.tech/netgen/sky130A_setup.tcl comp.out

435
mag/sky130A_setup.tcl
View File

@ -1,435 +0,0 @@
#---------------------------------------------------------------
# Setup file for netgen LVS
# SkyWater sky130A
#---------------------------------------------------------------
permute default
property default
property parallel none
# Allow override of default #columns in the output format.
catch {format $env(NETGEN_COLUMNS)}
#---------------------------------------------------------------
# For the following, get the cell lists from
# circuit1 and circuit2.
#---------------------------------------------------------------
set cells1 [cells list -all -circuit1]
set cells2 [cells list -all -circuit2]
# NOTE: In accordance with the LVS manager GUI, the schematic is
# always circuit2, so some items like property "par1" only need to
# be specified for circuit2.
#-------------------------------------------
# Resistors (except metal)
#-------------------------------------------
set devices {}
lappend devices sky130_fd_pr__res_iso_pw
lappend devices sky130_fd_pr__res_high_po_0p35
lappend devices sky130_fd_pr__res_high_po_0p69
lappend devices sky130_fd_pr__res_high_po_1p41
lappend devices sky130_fd_pr__res_high_po_2p85
lappend devices sky130_fd_pr__res_high_po_5p73
lappend devices sky130_fd_pr__res_high_po
lappend devices sky130_fd_pr__res_xhigh_po_0p35
lappend devices sky130_fd_pr__res_xhigh_po_0p69
lappend devices sky130_fd_pr__res_xhigh_po_1p41
lappend devices sky130_fd_pr__res_xhigh_po_2p85
lappend devices sky130_fd_pr__res_xhigh_po_5p73
lappend devices sky130_fd_pr__res_xhigh_po
lappend devices sky130_fd_pr__res_generic_nd
lappend devices sky130_fd_pr__res_generic_pd
lappend devices sky130_fd_pr__res_generic_nd__hv
lappend devices sky130_fd_pr__res_generic_pd__hv
lappend devices mrdn_hv mrdp_hv
foreach dev $devices {
if {[lsearch $cells1 $dev] >= 0} {
permute "-circuit1 $dev" 1 2
property "-circuit1 $dev" series enable
property "-circuit1 $dev" series {w critical}
property "-circuit1 $dev" series {l add}
property "-circuit1 $dev" parallel enable
property "-circuit1 $dev" parallel {l critical}
property "-circuit1 $dev" parallel {w add}
property "-circuit1 $dev" parallel {value par}
property "-circuit1 $dev" tolerance {l 0.01} {w 0.01}
# Ignore these properties
property "-circuit1 $dev" delete mult
}
if {[lsearch $cells2 $dev] >= 0} {
permute "-circuit2 $dev" 1 2
property "-circuit2 $dev" series enable
property "-circuit2 $dev" series {w critical}
property "-circuit2 $dev" series {l add}
property "-circuit2 $dev" parallel enable
property "-circuit2 $dev" parallel {l critical}
property "-circuit2 $dev" parallel {w add}
property "-circuit2 $dev" parallel {value par}
property "-circuit2 $dev" tolerance {l 0.01} {w 0.01}
# Ignore these properties
property "-circuit2 $dev" delete mult
}
}
#-------------------------------------------
# MRM (metal) resistors and poly resistor
#-------------------------------------------
set devices {}
lappend devices sky130_fd_pr__res_generic_po
lappend devices sky130_fd_pr__res_generic_l1
lappend devices sky130_fd_pr__res_generic_m1
lappend devices sky130_fd_pr__res_generic_m2
lappend devices sky130_fd_pr__res_generic_m3
lappend devices sky130_fd_pr__res_generic_m4
lappend devices sky130_fd_pr__res_generic_m5
foreach dev $devices {
if {[lsearch $cells1 $dev] >= 0} {
permute "-circuit1 $dev" end_a end_b
property "-circuit1 $dev" series enable
property "-circuit1 $dev" series {w critical}
property "-circuit1 $dev" series {l add}
property "-circuit1 $dev" parallel enable
property "-circuit1 $dev" parallel {l critical}
property "-circuit1 $dev" parallel {w add}
property "-circuit1 $dev" parallel {value par}
property "-circuit1 $dev" tolerance {l 0.01} {w 0.01}
# Ignore these properties
property "-circuit1 $dev" delete mult
}
if {[lsearch $cells2 $dev] >= 0} {
permute "-circuit2 $dev" end_a end_b
property "-circuit2 $dev" series enable
property "-circuit2 $dev" series {w critical}
property "-circuit2 $dev" series {l add}
property "-circuit2 $dev" parallel enable
property "-circuit2 $dev" parallel {l critical}
property "-circuit2 $dev" parallel {w add}
property "-circuit2 $dev" parallel {value par}
property "-circuit2 $dev" tolerance {l 0.01} {w 0.01}
# Ignore these properties
property "-circuit2 $dev" delete mult
}
}
#-------------------------------------------
# (MOS) transistors
#-------------------------------------------
set devices {}
lappend devices sky130_fd_pr__nfet_01v8
lappend devices sky130_fd_pr__nfet_01v8_lvt
lappend devices sky130_fd_bs_flash__special_sonosfet_star
lappend devices sky130_fd_pr__nfet_g5v0d10v5
lappend devices sky130_fd_pr__nfet_05v0_nvt
lappend devices sky130_fd_pr__pfet_01v8
lappend devices sky130_fd_pr__pfet_01v8_lvt
lappend devices sky130_fd_pr__pfet_01v8_mvt
lappend devices sky130_fd_pr__pfet_01v8_hvt
lappend devices sky130_fd_pr__pfet_g5v0d10v5
lappend devices sky130_fd_pr__special_pfet_pass
lappend devices sky130_fd_pr__special_nfet_pass
lappend devices sky130_fd_pr__special_nfet_latch
lappend devices sky130_fd_pr__cap_var_lvt
lappend devices sky130_fd_pr__cap_var_hvt
lappend devices sky130_fd_pr__cap_var
lappend devices sky130_fd_pr__nfet_20v0_nvt
lappend devices sky130_fd_pr__nfet_20v0
lappend devices sky130_fd_pr__pfet_20v0
foreach dev $devices {
if {[lsearch $cells1 $dev] >= 0} {
permute "-circuit1 $dev" 1 3
property "-circuit1 $dev" parallel enable
property "-circuit1 $dev" parallel {l critical}
property "-circuit1 $dev" parallel {w add}
property "-circuit1 $dev" tolerance {w 0.01} {l 0.01}
# Ignore these properties
property "-circuit1 $dev" delete as ad ps pd mult sa sb sd nf nrd nrs
}
if {[lsearch $cells2 $dev] >= 0} {
permute "-circuit2 $dev" 1 3
property "-circuit2 $dev" parallel enable
property "-circuit2 $dev" parallel {l critical}
property "-circuit2 $dev" parallel {w add}
property "-circuit2 $dev" tolerance {w 0.01} {l 0.01}
# Ignore these properties
property "-circuit2 $dev" delete as ad ps pd mult sa sb sd nf nrd nrs
}
}
#-------------------------------------------
# diodes
#-------------------------------------------
set devices {}
lappend devices sky130_fd_pr__diode_pw2nd_05v5
lappend devices sky130_fd_pr__diode_pw2nd_05v5_lvt
lappend devices sky130_fd_pr__diode_pw2nd_05v5_nvt
lappend devices sky130_fd_pr__diode_pd2nw_05v5
lappend devices sky130_fd_pr__diode_pd2nw_05v5_lvt
lappend devices sky130_fd_pr__diode_pd2nw_05v5_hvt
lappend devices sky130_fd_pr__diode_pw2nd_11v0
lappend devices sky130_fd_pr__diode_pd2nw_11v0
foreach dev $devices {
if {[lsearch $cells1 $dev] >= 0} {
property "-circuit1 $dev" parallel enable
property "-circuit1 $dev" parallel {area add}
property "-circuit1 $dev" parallel {value add}
property "-circuit1 $dev" tolerance {area 0.02}
# Ignore these properties
property "-circuit1 $dev" delete mult perim
}
if {[lsearch $cells2 $dev] >= 0} {
property "-circuit2 $dev" parallel enable
property "-circuit2 $dev" parallel {area add}
property "-circuit2 $dev" parallel {value add}
property "-circuit2 $dev" tolerance {area 0.02}
# Ignore these properties
property "-circuit2 $dev" delete mult perim
}
}
#-------------------------------------------
# capacitors
# MiM capacitors
#-------------------------------------------
set devices {}
lappend devices sky130_fd_pr__cap_mim_m3_1
lappend devices sky130_fd_pr__cap_mim_m3_2
foreach dev $devices {
if {[lsearch $cells1 $dev] >= 0} {
property "-circuit1 $dev" parallel enable
property "-circuit1 $dev" parallel {area add}
property "-circuit1 $dev" parallel {value add}
property "-circuit1 $dev" tolerance {l 0.01} {w 0.01}
# Ignore these properties
property "-circuit1 $dev" delete mult perim mf
}
if {[lsearch $cells2 $dev] >= 0} {
property "-circuit2 $dev" parallel enable
property "-circuit2 $dev" parallel {area add}
property "-circuit2 $dev" parallel {value add}
property "-circuit2 $dev" tolerance {l 0.01} {w 0.01}
# Ignore these properties
property "-circuit2 $dev" delete mult perim mf
}
}
#-------------------------------------------
# Fixed-layout devices
# bipolar transistors,
# VPP capacitors
#-------------------------------------------
set devices {}
lappend devices sky130_fd_pr__npn_05v5_W1p00L1p00
lappend devices sky130_fd_pr__npn_05v5_W1p00L2p00
lappend devices sky130_fd_pr__pnp_05v5_W0p68L0p68
lappend devices sky130_fd_pr__pnp_05v5_W3p40L3p40
lappend devices sky130_fd_pr__npn_05v5
lappend devices sky130_fd_pr__pnp_05v5
lappend devices sky130_fd_pr__npn_11v0
lappend devices sky130_fd_pr__cap_vpp_11p5x11p7_lim5_shield
lappend devices sky130_fd_pr__cap_vpp_11p5x11p7_m3_lim5_shield
lappend devices sky130_fd_pr__cap_vpp_11p5x11p7_m4_shield
lappend devices sky130_fd_pr__cap_vpp_11p5x11p7_pom4_shield
lappend devices sky130_fd_pr__cap_vpp_4p4x4p6_m3_lim5_shield
lappend devices sky130_fd_pr__cap_vpp_6p8x6p1_lim4_shield
lappend devices sky130_fd_pr__cap_vpp_6p8x6p1_polym4_shield
lappend devices sky130_fd_pr__cap_vpp_8p6x7p9_m3_lim5_shield
lappend devices sky130_fd_pr__cap_vpp_11p5x11p7_m3_li_shield
lappend devices sky130_fd_pr__cap_vpp_11p5x11p7_m3_shield
lappend devices sky130_fd_pr__cap_vpp_1p8x1p8_li_shield
lappend devices sky130_fd_pr__cap_vpp_1p8x1p8_m3_shield
lappend devices sky130_fd_pr__cap_vpp_4p4x4p6_m3_li_shield
lappend devices sky130_fd_pr__cap_vpp_4p4x4p6_m3_shield
lappend devices sky130_fd_pr__cap_vpp_8p6x7p9_m3_li_shield
lappend devices sky130_fd_pr__cap_vpp_8p6x7p9_m3_shield
lappend devices sky130_fd_pr__ind_04_01
lappend devices sky130_fd_pr__ind_04_02
foreach dev $devices {
if {[lsearch $cells1 $dev] >= 0} {
property "-circuit1 $dev" parallel enable
# Ignore these properties
property "-circuit1 $dev" delete mult
}
if {[lsearch $cells2 $dev] >= 0} {
property "-circuit2 $dev" parallel enable
# Ignore these properties
property "-circuit2 $dev" delete mult
}
}
#---------------------------------------------------------------
# Schematic cells which are not extractable
#---------------------------------------------------------------
set devices {sky130_fd_io__condiode sky130_fd_io__tap_1}
foreach dev $devices {
if {[lsearch $cells1 $dev] >= 0} {
ignore class "-circuit1 $dev"
}
if {[lsearch $cells2 $dev] >= 0} {
ignore class "-circuit2 $dev"
}
}
#---------------------------------------------------------------
# Ignore the user project wrapper because it's empty and gets
# optimized out of the layout
set devices {user_project_wrapper user_analog_project_wrapper}
foreach dev $devices {
if {[lsearch $cells1 $dev] >= 0} {
ignore class "-circuit1 $dev"
}
if {[lsearch $cells2 $dev] >= 0} {
ignore class "-circuit2 $dev"
}
}
#---------------------------------------------------------------
# Digital cells (ignore decap, fill, and tap cells)
# Make a separate list for each supported library
#---------------------------------------------------------------
# e.g., ignore class "-circuit2 sky130_fc_sc_hd__decap_3"
#---------------------------------------------------------------
if { [info exist ::env(MAGIC_EXT_USE_GDS)] && $::env(MAGIC_EXT_USE_GDS) } {
foreach cell $cells1 {
# if {[regexp {sky130_fd_sc_[^_]+__decap_[[:digit:]]+} $cell match]} {
# ignore class "-circuit1 $cell"
# }
if {[regexp {sky130_fd_sc_[^_]+__fill_[[:digit:]]+} $cell match]} {
ignore class "-circuit1 $cell"
}
if {[regexp {sky130_fd_sc_[^_]+__tapvpwrvgnd_[[:digit:]]+} $cell match]} {
ignore class "-circuit1 $cell"
}
if {[regexp {sky130_ef_sc_[^_]+__fakediode_[[:digit:]]+} $cell match]} {
ignore class "-circuit1 $cell"
}
}
foreach cell $cells2 {
# if {[regexp {sky130_fd_sc_[^_]+__decap_[[:digit:]]+} $cell match]} {
# ignore class "-circuit2 $cell"
# }
if {[regexp {sky130_fd_sc_[^_]+__fill_[[:digit:]]+} $cell match]} {
ignore class "-circuit2 $cell"
}
if {[regexp {sky130_fd_sc_[^_]+__tapvpwrvgnd_[[:digit:]]+} $cell match]} {
ignore class "-circuit2 $cell"
}
if {[regexp {sky130_ef_sc_[^_]+__fakediode_[[:digit:]]+} $cell match]} {
ignore class "-circuit2 $cell"
}
}
}
#---------------------------------------------------------------
# Allow the fill, decap, etc., cells to be parallelized
#---------------------------------------------------------------
foreach cell $cells1 {
if {[regexp {sky130_fd_sc_[^_]+__decap_[[:digit:]]+} $cell match]} {
property "-circuit1 $cell" parallel enable
}
if {[regexp {sky130_fd_sc_[^_]+__fill_[[:digit:]]+} $cell match]} {
property "-circuit1 $cell" parallel enable
}
if {[regexp {sky130_fd_sc_[^_]+__tapvpwrvgnd_[[:digit:]]+} $cell match]} {
property "-circuit1 $cell" parallel enable
}
if {[regexp {sky130_fd_sc_[^_]+__diode_[[:digit:]]+} $cell match]} {
property "-circuit1 $cell" parallel enable
}
if {[regexp {sky130_fd_sc_[^_]+__fill_diode_[[:digit:]]+} $cell match]} {
property "-circuit1 $cell" parallel enable
}
if {[regexp {sky130_ef_sc_[^_]+__fakediode_[[:digit:]]+} $cell match]} {
property "-circuit1 $cell" parallel enable
}
}
foreach cell $cells2 {
if {[regexp {sky130_fd_sc_[^_]+__decap_[[:digit:]]+} $cell match]} {
property "-circuit2 $cell" parallel enable
}
if {[regexp {sky130_fd_sc_[^_]+__fill_[[:digit:]]+} $cell match]} {
property "-circuit2 $cell" parallel enable
}
if {[regexp {sky130_fd_sc_[^_]+__tapvpwrvgnd_[[:digit:]]+} $cell match]} {
property "-circuit2 $cell" parallel enable
}
if {[regexp {sky130_fd_sc_[^_]+__diode_[[:digit:]]+} $cell match]} {
property "-circuit2 $cell" parallel enable
}
if {[regexp {sky130_fd_sc_[^_]+__fill_diode_[[:digit:]]+} $cell match]} {
property "-circuit2 $cell" parallel enable
}
if {[regexp {sky130_ef_sc_[^_]+__fakediode_[[:digit:]]+} $cell match]} {
property "-circuit2 $cell" parallel enable
}
}
#---------------------------------------------------------------
# Handle cells captured from Electric
#
# Find cells of the form "<library>__<cellname>" in the netlist
# from Electric where the extracted layout netlist has only
# "<cellname>". Cross-check by ensuring that the full name
# "<library>__<cellname>" does not exist in both cells, and that
# the truncated name "<cellname>" does not exist in both cells.
#---------------------------------------------------------------
# e.g., hydra_spi_controller__hydra_spi_controller
#---------------------------------------------------------------
foreach cell $cells1 {
if {[regexp "(.+)__(.+)" $cell match library cellname]} {
if {([lsearch $cells2 $cell] < 0) && \
([lsearch $cells2 $cellname] >= 0) && \
([lsearch $cells1 $cellname] < 0)} {
equate classes "-circuit1 $cell" "-circuit2 $cellname"
puts stdout "Matching pins of $cell in circuit 1 and $cellname in circuit 2"
equate pins "-circuit1 $cell" "-circuit2 $cellname"
}
}
}
foreach cell $cells2 {
if {[regexp "(.+)__(.+)" $cell match library cellname]} {
if {([lsearch $cells1 $cell] < 0) && \
([lsearch $cells1 $cellname] >= 0) && \
([lsearch $cells2 $cellname] < 0)} {
equate classes "-circuit1 $cellname" "-circuit2 $cell"
puts stdout "Matching pins of $cellname in circuit 1 and $cell in circuit 2"
equate pins "-circuit1 $cellname" "-circuit2 $cell"
}
}
}
# Match pins on black-box cells if LVS is called with "-blackbox"
if {[model blackbox]} {
foreach cell $cells1 {
if {[model "-circuit1 $cell"] == "blackbox"} {
if {[lsearch $cells2 $cell] >= 0} {
puts stdout "Matching pins of $cell in circuits 1 and 2"
equate pins "-circuit1 $cell" "-circuit2 $cell"
}
}
}
}
#---------------------------------------------------------------

1
mag/user_analog_project_wrapper.mag
View File

@ -2087,5 +2087,6 @@ port 676 nsew signal input
flabel metal2 s 3217 -400 3273 240 0 FreeSans 560 90 0 0 wbs_we_i
port 677 nsew signal input
<< properties >>
string LEFview true
string FIXED_BBOX 0 0 292000 352000
<< end >>

1
mag/user_project_wrapper.mag
View File

@ -53801,5 +53801,6 @@ port 643 nsew signal input
rlabel metal2 s 3215 -480 3271 240 8 wbs_we_i
port 644 nsew signal input
<< properties >>
string LEFview true
string FIXED_BBOX 0 0 292000 352000
<< end >>