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Use pins for write_driver dimensions

This commit is contained in:
mrg 2020-09-14 14:42:28 -07:00
parent 55dd4d0c47
commit 7b24d1f012
1 changed files with 6 additions and 5 deletions
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11
compiler/modules/write_driver_array.py
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@ -70,7 +70,6 @@ class write_driver_array(design.design):
self.place_write_array()
self.width = self.driver_insts[-1].rx()
self.width_regular_cols = self.driver_insts[-self.num_spare_cols - 1].rx()
self.height = self.driver.height
self.add_layout_pins()
self.add_boundary()
@ -239,12 +238,14 @@ class write_driver_array(design.design):
elif self.num_spare_cols and not self.write_size:
# shorten enable rail to accomodate those for spare write drivers
inst = self.driver_insts[0]
en_pin = inst.get_pin(inst.mod.en_name)
left_inst = self.driver_insts[0]
left_en_pin = left_inst.get_pin(inst.mod.en_name)
right_inst = self.driver_insts[-self.num_spare_cols - 1]
right_en_pin = right_inst.get_pin(inst.mod.en_name)
self.add_layout_pin(text=self.en_name + "_{0}".format(0),
layer="m1",
offset=en_pin.ll(),
width=self.width_regular_cols - en_pin.lx())
offset=left_en_pin.ll(),
width=right_en_pin.rx() - left_en_pin.lx())
# individual enables for every spare write driver
for i in range(self.num_spare_cols):