| ### |
| ### Source file sky130_setup.tcl |
| ### Process this file with the preproc.py processor |
| ### |
| #--------------------------------------------------------------- |
| # Setup file for netgen LVS |
| # SkyWater TECHNAME |
| #--------------------------------------------------------------- |
| permute default |
| property default |
| property parallel none |
| |
| #--------------------------------------------------------------- |
| # 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 {xpwres mrp1 xhrpoly uhrpoly mrdn mrdp 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 "-circuit2 $dev" delete |
| } |
| if {[lsearch $cells2 $dev] >= 0} { |
| permute "-circuit2 $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 "-circuit2 $dev" delete |
| } |
| } |
| |
| #------------------------------------------- |
| # MRM (metal) resistors |
| #------------------------------------------- |
| |
| set devices {mrl1 mrm1 mrm2 mrm3} |
| #ifdef METAL5 |
| lappend devices mrm4 mrm5 |
| #endif (METAL5) |
| |
| 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 "-circuit2 $dev" delete |
| } |
| if {[lsearch $cells2 $dev] >= 0} { |
| permute "-circuit2 $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 "-circuit2 $dev" delete |
| } |
| } |
| |
| #------------------------------------------- |
| # (MOS) transistors |
| #------------------------------------------- |
| |
| set devices {nshort nlowvt sonos_e nhvnative nhv pshort plowvt phighvt phv} |
| lappend devices ppu npass npd |
| lappend devices xcnwvc xcnwvc2 xchvnwc |
| |
| 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 "-circuit2 $dev" delete as ad ps pd |
| } |
| if {[lsearch $cells2 $dev] >= 0} { |
| permute "-circuit2 $dev" 1 3 |
| property "-circuit1 $dev" parallel enable |
| property "-circuit1 $dev" parallel {l critical} |
| property "-circuit1 $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 |
| } |
| } |
| |
| #------------------------------------------- |
| # diodes |
| #------------------------------------------- |
| |
| set devices {ndiode ndiode_lvt pdiode pdiode_lvt pdiode_hvt ndiode_h pdiode_h} |
| lappend devices ndiode_native |
| |
| 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 "-circuit2 $dev" delete perim |
| } |
| if {[lsearch $cells2 $dev] >= 0} { |
| property "-circuit2 $dev" parallel enable |
| property "-circuit1 $dev" parallel {area add} |
| property "-circuit1 $dev" parallel {value add} |
| property "-circuit2 $dev" tolerance {area 0.02} |
| # Ignore these properties |
| property "-circuit2 $dev" delete perim |
| } |
| } |
| |
| #------------------------------------------- |
| # capacitors |
| # MiM capacitors |
| #------------------------------------------- |
| |
| set devices {xcmimc1 xcmimc2} |
| |
| 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 "-circuit2 $dev" delete perim |
| } |
| if {[lsearch $cells2 $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 "-circuit2 $dev" delete perim |
| } |
| } |
| |
| #------------------------------------------- |
| # Fixed-layout devices |
| # bipolar transistors, |
| # VPP capacitors |
| #------------------------------------------- |
| |
| set devices {sky130rf_npn_1x1 sky130rf_npn_1x2 sky130rf_pnp5x} |
| #ifdef METAL5 |
| lappend devices balun xint4_011 xind4_02 |
| lappend devices sky130rf2_xcmvpp11p5x11p7_lim5shield |
| lappend devices sky130rf2_xcmvpp11p5x11p7_m3_lim5shield |
| lappend devices sky130rf2_xcmvpp11p5x11p7_m4shield |
| lappend devices sky130rf2_xcmvpp11p5x11p7_polym4shield |
| lappend devices sky130rf2_xcmvpp11p5x11p7_polym50p4shield |
| lappend devices sky130rf2_xcmvpp4p4x4p6_m3_lim5shield |
| lappend devices sky130rf2_xcmvpp6p8x6p1_lim4shield |
| lappend devices sky130rf2_xcmvpp6p8x6p1_polym4shield |
| #endif (METAL5) |
| lappend devices sky130rf2_xcmvpp8p6x7p9_m3_lim5shield |
| lappend devices sky130rf2_xcmvppx4_2xnhvnative10x4 |
| lappend devices sky130rf_xcmvpp11p5x11p7_m3_lishield |
| lappend devices sky130rf_xcmvpp11p5x11p7_m3shield |
| lappend devices sky130rf_xcmvpp1p8x1p8_lishield |
| lappend devices sky130rf_xcmvpp1p8x1p8_m3shield |
| lappend devices sky130rf_xcmvpp2 |
| lappend devices sky130rf_xcmvpp2_nwell |
| lappend devices sky130rf_xcmvpp4p4x4p6_m3_lishield |
| lappend devices sky130rf_xcmvpp4p4x4p6_m3shield |
| lappend devices sky130rf_xcmvpp8p6x7p9_m3_lishield |
| lappend devices sky130rf_xcmvpp8p6x7p9_m3shield |
| |
| foreach dev $devices { |
| if {[lsearch $cells1 $dev] >= 0} { |
| property "-circuit1 $dev" parallel enable |
| # Ignore these properties |
| # property "-circuit2 $dev" delete |
| } |
| if {[lsearch $cells2 $dev] >= 0} { |
| property "-circuit2 $dev" parallel enable |
| # Ignore these properties |
| # property "-circuit2 $dev" delete |
| } |
| } |
| |
| #--------------------------------------------------------------- |
| # 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" |
| #--------------------------------------------------------------- |
| |
| foreach cell $cells1 { |
| if {[regexp {sky130_fd_sc_\w\w__decap_[[:digit:]]+} $cell match]} { |
| ignore class "-circuit1 $cell" |
| } |
| if {[regexp {sky130_fd_sc_\w\w__fill_[[:digit:]]+} $cell match]} { |
| ignore class "-circuit1 $cell" |
| } |
| } |
| foreach cell $cells2 { |
| if {[regexp {sky130_fd_sc_\w\w__decap_[[:digit:]]+} $cell match]} { |
| ignore class "-circuit2 $cell" |
| } |
| if {[regexp {sky130_fd_sc_\w\w__fill_[[:digit:]]+} $cell match]} { |
| ignore class "-circuit2 $cell" |
| } |
| } |
| |
| #--------------------------------------------------------------- |
| # 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" |
| } |
| } |
| } |
| } |
| |
| #--------------------------------------------------------------- |
