| #### xschemrc system configuration file |
| |
| #### values may be overridden by user's ~/.xschem/xschemrc configuration file |
| #### or by project-local ./xschemrc |
| |
| ########################################################################### |
| #### XSCHEM INSTALLATION DIRECTORY: XSCHEM_SHAREDIR |
| ########################################################################### |
| #### Normally there is no reason to set this variable if using standard |
| #### installation. Location of files is set at compile time but may be overridden |
| #### with following line: |
| # set XSCHEM_SHAREDIR $env(HOME)/share/xschem |
| |
| ########################################################################### |
| #### XSCHEM SYSTEM-WIDE DESIGN LIBRARY PATHS: XSCHEM_LIBRARY_PATH |
| ########################################################################### |
| #### If unset xschem starts with XSCHEM_LIBRARY_PATH set to the default, typically: |
| # /home/schippes/.xschem/xschem_library |
| # /home/schippes/share/xschem/xschem_library/devices |
| # /home/schippes/share/doc/xschem/examples |
| # /home/schippes/share/doc/xschem/ngspice |
| # /home/schippes/share/doc/xschem/logic |
| # /home/schippes/share/doc/xschem/xschem_simulator |
| # /home/schippes/share/doc/xschem/binto7seg |
| # /home/schippes/share/doc/xschem/pcb |
| # /home/schippes/share/doc/xschem/rom8k |
| |
| #### Allow user environment to override the path to the PDK |
| if {[catch {set PDKPATH $env(PDKPATH)}]} { |
| #### set PDKPATH "/usr/share/pdk/sky130A" |
| set PDKPATH "/usr/local/share/pdk/sky130A" |
| } |
| #### Flush any previous definition |
| set XSCHEM_LIBRARY_PATH {} |
| #### include devices/*.sym |
| append XSCHEM_LIBRARY_PATH ${XSCHEM_SHAREDIR}/xschem_library |
| #### include skywater libraries. Here i use [pwd]. This works if i start xschem from here. |
| append XSCHEM_LIBRARY_PATH :$env(PWD) |
| append XSCHEM_LIBRARY_PATH :$PDKPATH/libs.tech/xschem |
| # append XSCHEM_LIBRARY_PATH :/mnt/sda7/home/schippes/pdks/sky130A/libs.tech/xschem |
| #### add ~/.xschem/xschem_library (USER_CONF_DIR is normally ~/.xschem) |
| append XSCHEM_LIBRARY_PATH :$USER_CONF_DIR/xschem_library |
| |
| ########################################################################### |
| #### SET CUSTOM COLORS FOR XSCHEM LIBRARIES MATCHING CERTAIN PATTERNS |
| ########################################################################### |
| #### each line contains a dircolor(pattern) followed by a color |
| #### color can be an ordinary name (grey, brown, blue) or a hex code {#77aaff} |
| #### hex code must be enclosed in braces |
| array unset dircolor |
| set dircolor(sky130_fd_pr$) blue |
| set dircolor(sky130_tests$) blue |
| set dircolor(xschem_sky130$) blue |
| set dircolor(xschem_library$) red |
| set dircolor(devices$) red |
| |
| ########################################################################### |
| #### WINDOW TO OPEN ON STARTUP: XSCHEM_START_WINDOW |
| ########################################################################### |
| #### Start without a design if no filename given on command line: |
| #### To avoid absolute paths, use a path that is relative to one of the |
| #### XSCHEM_LIBRARY_PATH directories. Default: empty |
| set XSCHEM_START_WINDOW {sky130_tests/top.sch} |
| |
| ########################################################################### |
| #### DIRECTORY WHERE SIMULATIONS, NETLIST AND SIMULATOR OUTPUTS ARE PLACED |
| ########################################################################### |
| #### If unset $USER_CONF_DIR/simulations is assumed (normally ~/.xschem/simulations) |
| # set netlist_dir $env(HOME)/.xschem/simulations |
| set netlist_dir . |
| |
| ########################################################################### |
| #### CHANGE DEFAULT [] WITH SOME OTHER CHARACTERS FOR BUSSED SIGNALS |
| #### IN SPICE NETLISTS (EXAMPLE: DATA[7] --> DATA<7>) |
| ########################################################################### |
| #### default: empty (use xschem default, [ ]) |
| # set bus_replacement_char {<>} |
| #### for XSPICE: replace square brackets as the are used for XSPICE vector nodes. |
| # set bus_replacement_char {__} |
| |
| ########################################################################### |
| #### SOME DEFAULT BEHAVIOR |
| ########################################################################### |
| #### Allowed values: spice, verilog, vhdl, tedax, default: spice |
| # set netlist_type spice |
| |
| #### Some netlisting options (these are the defaults) |
| # set hspice_netlist 1 |
| # set verilog_2001 1 |
| |
| #### to use a fixed line with set change_lw to 0 and set some value to line_width |
| #### these are the defaults |
| # set line_width 0 |
| # set change_lw 1 |
| |
| #### allow color postscript and svg exports. Default: 1, enable color |
| # set color_ps 1 |
| |
| #### initial size of xschem window you can specify also position with (wxh+x+y) |
| #### this is the default: |
| # set initial_geometry {900x600} |
| |
| #### if set to 0, when zooming out allow the viewport do drift toward the mouse position, |
| #### allowing to move away by zooming / unzooming with mouse wheel |
| #### default setting: 0 |
| # set unzoom_nodrift 0 |
| |
| #### if set to 1 allow to place multiple components with same name. |
| #### Warning: this is normally not allowed in any simulation netlist. |
| #### default: 0, do not allow place multiple elements with same name (refdes) |
| # set disable_unique_names 0 |
| |
| #### if set to 1 continue drawing lines / wires after click |
| #### default: 0 |
| # set persistent_command 1 |
| |
| #### if set to 1 automatically join/trim wires while editing |
| #### this may slow down on rally big designs. Can be disabled via menu |
| #### default: 0 |
| # set autotrim_wires 0 |
| |
| #### set widget scaling (mainly for font display), this is useful on 4K displays |
| #### default: unset (tk uses its default) > 1.0 ==> bigger |
| # set tk_scaling 1.7 |
| |
| #### disable some symbol layers. Default: none, all layers are visible. |
| # set enable_layer(5) 0 ;# example to disable pin red boxes |
| |
| #### enable to scale grid point size as done with lines at close zoom, default: 0 |
| # set big_grid_points 0 |
| |
| ########################################################################### |
| #### EXPORT FORMAT TRANSLATORS, PNG AND PDF |
| ########################################################################### |
| #### command to translate xpm to png; (assumes command takes source |
| #### and dest file as arguments, example: gm convert plot.xpm plot.png) |
| #### default: {gm convert} |
| # set to_png {gm convert} |
| |
| #### command to translate ps to pdf; (assumes command takes source |
| #### and dest file as arguments, example: ps2pdf plot.ps plot.pdf) |
| #### default: ps2pdf |
| # set to_pdf ps2pdf |
| set to_pdf {ps2pdf -dAutoRotatePages=/None} |
| |
| |
| ########################################################################### |
| #### CUSTOM GRID / SNAP VALUE SETTINGS |
| ########################################################################### |
| #### Warning: changing these values will likely break compatibility |
| #### with existing symbol libraries. Defaults: grid 20, snap 10. |
| # set grid 20 |
| # set snap 10 |
| |
| ########################################################################### |
| #### CUSTOM COLORS MAY BE DEFINED HERE |
| ########################################################################### |
| # set cadlayers 22 |
| # set light_colors { |
| # "#ffffff" "#0044ee" "#aaaaaa" "#222222" "#229900" |
| # "#bb2200" "#00ccee" "#ff0000" "#888800" "#00aaaa" |
| # "#880088" "#00ff00" "#0000cc" "#666600" "#557755" |
| # "#aa2222" "#7ccc40" "#00ffcc" "#ce0097" "#d2d46b" |
| # "#ef6158" "#fdb200" } |
| |
| # set dark_colors { |
| # "#000000" "#00ccee" "#3f3f3f" "#cccccc" "#88dd00" |
| # "#bb2200" "#00ccee" "#ff0000" "#ffff00" "#ffffff" |
| # "#ff00ff" "#00ff00" "#0000cc" "#aaaa00" "#aaccaa" |
| # "#ff7777" "#bfff81" "#00ffcc" "#ce0097" "#d2d46b" |
| # "#ef6158" "#fdb200" } |
| |
| ########################################################################### |
| #### CAIRO STUFF |
| ########################################################################### |
| #### Scale all fonts by this number |
| # set cairo_font_scale 1.0 |
| |
| #### default for following two is 0.85 (xscale) and 0.88 (yscale) to |
| #### match cairo font spacing |
| # set nocairo_font_xscale 1.0 |
| #### set nocairo_font_yscale 1.0 |
| |
| #### Scale line spacing by this number |
| # set cairo_font_line_spacing 1.0 |
| |
| #### Specify a font |
| # set cairo_font_name {Sans-Serif} |
| # set svg_font_name {Sans-Serif} |
| |
| #### Lift up text by some zoom-corrected pixels for |
| #### better compatibility wrt no cairo version. |
| #### Useful values in the range [-1, 3] |
| # set cairo_vert_correct 0 |
| # set nocairo_vert_correct 0 |
| |
| ########################################################################### |
| #### KEYBINDINGS |
| ########################################################################### |
| #### General format for specifying a replacement for a keybind |
| #### Replace Ctrl-d with Escape (so you wont kill the program) |
| # set replace_key(Control-d) Escape |
| |
| #### swap w and W keybinds; Always specify Shift for capital letters |
| # set replace_key(Shift-W) w |
| # set replace_key(w) Shift-W |
| |
| ########################################################################### |
| #### TERMINAL |
| ########################################################################### |
| #### default for linux: xterm |
| # set terminal {xterm -geometry 100x35 -fn 9x15 -bg black -fg white -cr white -ms white } |
| #### lxterminal is not OK since it will not inherit env vars: |
| #### In order to reduce memory usage and increase the performance, all instances |
| #### of the lxterminal are sharing a single process. LXTerminal is part of LXDE |
| |
| ########################################################################### |
| #### EDITOR |
| ########################################################################### |
| #### editor must not detach from launching shell (-f mandatory for gvim) |
| #### default for linux: gvim -f |
| # set editor {gvim -f -geometry 90x28} |
| # set editor { xterm -geometry 100x40 -e nano } |
| # set editor { xterm -geometry 100x40 -e pico } |
| |
| #### For Windows |
| # set editor {notepad.exe} |
| |
| ########################################################################### |
| #### SHOW ERC INFO WINDOW (erc errors, warnings etc) |
| ########################################################################### |
| #### default: 0 (can be enabled by menu) |
| # set show_infowindow 0 |
| |
| ########################################################################### |
| #### CONFIGURE COMPUTER FARM JOB REDIRECTORS FOR SIMULATIONS |
| ########################################################################### |
| #### RTDA NC |
| # set computerfarm {nc run -Il} |
| #### LSF BSUB |
| # set computerfarm {bsub -Is} |
| |
| ########################################################################### |
| #### TCP CONNECTION WITH GAW |
| ########################################################################### |
| #### set gaw address for socket connection: {host port} |
| #### default: set to localhost, port 2020 |
| # set gaw_tcp_address {localhost 2020} |
| |
| ########################################################################### |
| #### XSCHEM LISTEN TO TCP PORT |
| ########################################################################### |
| #### set xschem listening port; default: not enabled |
| # set xschem_listen_port 2021 |
| |
| ########################################################################### |
| #### BESPICE WAVE SOCKET CONNECTION |
| ########################################################################### |
| #### set bespice wave listening port; default: not enabled |
| set bespice_listen_port 2022 |
| |
| |
| |
| ########################################################################### |
| #### UTILE SPICE STIMULI DESCRIPTION LANGUAGE AND TRANSLATOR |
| ########################################################################### |
| #### default paths are set as shown here: |
| # set utile_gui_path ${XSCHEM_SHAREDIR}/utile/utile3 |
| # set utile_cmd_path ${XSCHEM_SHAREDIR}/utile/utile |
| |
| ########################################################################### |
| #### TCL FILES TO LOAD AT STARTUP |
| ########################################################################### |
| #### list of tcl files to preload. |
| # lappend tcl_files ${XSCHEM_SHAREDIR}/change_index.tcl |
| lappend tcl_files ${XSCHEM_SHAREDIR}/ngspice_backannotate.tcl |
| lappend tcl_files $PDKPATH/libs.tech/xschem/scripts/sky130_models.tcl |
| ########################################################################### |
| #### XSCHEM TOOLBAR |
| ########################################################################### |
| #### default: not enabled. |
| # set toolbar_visible 1 |
| # set toolbar_horiz 1 |
| |
| ########################################################################### |
| #### SKYWATER PDK SPECIFIC VARIABLES |
| ########################################################################### |
| |
| ## (spice patched) skywater-pdk install |
| # set SKYWATER_MODELS ~/skywater-pdk/libraries/sky130_fd_pr_ngspice/latest |
| # set SKYWATER_STDCELLS ~/skywater-pdk/libraries/sky130_fd_sc_hd/latest |
| |
| ## opencircuitdesign pdks install. You need to change these to point to your open_pdks installation |
| # set SKYWATER_MODELS /usr/local/share/pdk/sky130A/libs.tech/ngspice |
| # set SKYWATER_STDCELLS /usr/local/share/pdk/sky130A/libs.ref/sky130_fd_sc_hd/spice |
| set SKYWATER_MODELS $PDKPATH/libs.tech/ngspice |
| set SKYWATER_STDCELLS $PDKPATH/libs.ref/sky130_fd_sc_hd/spice |
