| #--------------------------------------------------------------- |
| # 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 area perim topography |
| } |
| 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 area perim topography |
| } |
| } |
| |
| #--------------------------------------------------------------------- |
| # (MOS) ESD transistors. Note that the ESD transistors have a flanged |
| # gate. Magic disagrees slightly on how to interpret the width of the |
| # devices, so the tolerance is increased to 7% to cover the difference |
| #--------------------------------------------------------------------- |
| |
| lappend devices sky130_fd_pr__esd_nfet_g5v0d10v5 |
| lappend devices sky130_fd_pr__esd_pfet_g5v0d10v5 |
| |
| 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 0.07} {l 0.01} |
| # Ignore these properties |
| property "-circuit1 $dev" delete as ad ps pd mult sa sb sd nf nrd nrs area perim topography |
| } |
| 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 0.07} {l 0.01} |
| # Ignore these properties |
| property "-circuit2 $dev" delete as ad ps pd mult sa sb sd nf nrd nrs area perim topography |
| } |
| } |
| |
| #------------------------------------------- |
| # 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" |
| } |
| } |
| |
| #--------------------------------------------------------------- |
| # 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_ef_sc_[^_]+__decap_[[:digit:]]+} $cell match]} { |
| property "-circuit1 $cell" parallel enable |
| } |
| 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_ef_sc_[^_]+__decap_[[:digit:]]+} $cell match]} { |
| property "-circuit2 $cell" parallel enable |
| } |
| 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" |
| } |
| } |
| } |
| } |
| |
| #--------------------------------------------------------------- |
