# osu018.par --- Parameter file for TimberWolf
# NOTE:  all units are magic internal units, 1 unit = 90nm
# This file ASSUMES that "scalegrid 1 9" has been executed on startup

RULES
    layer metal1 1.00 1.00 horizontal
    layer metal2 1.00 0.50 vertical
    layer metal3 1.00 0.10 horizontal
    layer metal4 0.10 0.05 vertical

    via via12 metal1 metal2
    via via23 metal2 metal3
    via via34 metal3 metal4

    width metal1 23
    width metal2 28
    width metal3 28
    width metal4 50
    width via12 45
    width via23 45
    width via34 60

    spacing metal1 metal1 23
    spacing metal2 metal2 28
    spacing metal3 metal3 28
    spacing metal4 metal4 50

    # Stacked vias allowed
    spacing via12 via23 0
    spacing via23 via34 0

    overhang via12 metal1 8
    overhang via12 metal2 6

    overhang via23 metal2 8
    overhang via23 metal3 6

    overhang via34 metal3 14
    overhang via34 metal4 16
ENDRULES

*vertical_wire_weight : 1.0
*vertical_path_weight : 1.0
*padspacing           : variable
*rowSep		      : 0.0   100
*track.pitch	      : 0.0

TWMC*chip.aspect.ratio : 1.0

TWSC*feedThruWidth    : 1 layer 1
TWSC*do.global.route  : on

GENR*feed_percentage  : 30.0
GENR*row_to_tile_spacing: 1
GENR*numrows		: 6