blob: 4e918b8e87e3d8d005cb287a2a1129735a5e1410 [file] [log] [blame]
# Power nets
set ::power_nets $::env(VDD_PIN)
set ::ground_nets $::env(GND_PIN)
set ::macro_blockage_layer_list "li1 met1 met2 met3 met4 met5"
pdngen::specify_grid stdcell {
name grid
rails {
met1 {width 0.48 pitch $::env(PLACE_SITE_HEIGHT) offset 0}
}
straps {
met4 {width 1.6 pitch $::env(FP_PDN_VPITCH) offset $::env(FP_PDN_VOFFSET)}
met5 {width 1.6 pitch $::env(FP_PDN_HPITCH) offset $::env(FP_PDN_HOFFSET)}
}
connect {{met1 met4} {met4 met5}}
}
pdngen::specify_grid macro {
power_pins "VPWR VDD"
ground_pins "VGND VSS"
blockages "li1 met1 met2 met3 met4"
straps {
}
connect {{met4_PIN_ver met5}}
}
set ::halo $::env(FP_HORIZONTAL_HALO)
# POWER or GROUND #Std. cell rails starting with power or ground rails at the bottom of the core area
set ::rails_start_with "POWER" ;
# POWER or GROUND #Upper metal stripes starting with power or ground rails at the left/bottom of the core area
set ::stripes_start_with "POWER" ;