blob: c6a8d305e5d1cc81a39c2f5e7c398f82b9780b16 [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
core_ring {
met3 {width $::env(FP_PDN_CORE_RING_HWIDTH) spacing $::env(FP_PDN_CORE_RING_HSPACING) core_offset $::env(FP_PDN_CORE_RING_HOFFSET)}
met4 {width $::env(FP_PDN_CORE_RING_VWIDTH) spacing $::env(FP_PDN_CORE_RING_VSPACING) core_offset $::env(FP_PDN_CORE_RING_VOFFSET)}
}
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)}
}
connect {{met1 met4} {met3 met4}}
}
set ::halo 0
# Metal layer for rails on every row
set ::rails_mlayer "met1" ;
# 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" ;