#--------------------------------------------------------------- # 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 "__" in the netlist # from Electric where the extracted layout netlist has only # "". Cross-check by ensuring that the full name # "__" does not exist in both cells, and that # the truncated name "" 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" } } } } #---------------------------------------------------------------