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write_driver: Allow custom pin names

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we don't want to propagate the write driver bl/br names out of the
write_driver_array. Thus the write_driver_array gets them named as
"bl"/"br" again.

Signed-off-by: Bastian Koppelmann <[email protected]>
This commit is contained in:
Bastian Koppelmann
2020-02-17 14:25:00 +01:00
parent c06cb2bfc2
commit 9a12b68680
4 changed files with 225 additions and 7 deletions
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compiler/modules/write_driver.py
+12 -5
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@@ -10,6 +10,7 @@ import design
import utils
from globals import OPTS
from tech import GDS,layer
from tech import cell_properties as props
class write_driver(design.design):
"""
@@ -19,7 +20,13 @@ class write_driver(design.design):
the technology library.
"""
pin_names = ["din", "bl", "br", "en", "vdd", "gnd"]
pin_names = [props.write_driver.pin.din,
props.write_driver.pin.bl,
props.write_driver.pin.br,
props.write_driver.pin.en,
props.write_driver.pin.vdd,
props.write_driver.pin.gnd]
type_list = ["INPUT", "OUTPUT", "OUTPUT", "INPUT", "POWER", "GROUND"]
if not OPTS.netlist_only:
(width,height) = utils.get_libcell_size("write_driver", GDS["unit"], layer["boundary"])
@@ -38,18 +45,18 @@ class write_driver(design.design):
self.add_pin_types(self.type_list)
def get_bl_names(self):
return "bl"
return props.write_driver.pin.bl
def get_br_names(self):
return "br"
return props.write_driver.pin.br
@property
def din_name(self):
return "din"
return props.write_driver.pin.din
@property
def en_name(self):
return "en"
return props.write_driver.pin.en
def get_w_en_cin(self):
"""Get the relative capacitance of a single input"""