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coriolis
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Fix a slight shift between pad instances and their ring wires.

This commit is contained in:
Jean-Paul Chaput 2020-11-16 00:58:40 +01:00
parent f5ee37d2e6
commit 73b019a156
1 changed files with 14 additions and 9 deletions
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23
cumulus/src/plugins/alpha/chip/pads.py
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@ -17,7 +17,6 @@ from __future__ import print_function
import sys
import re
from operator import itemgetter
import Cfg
from Hurricane import DbU, Point, Transformation, Interval, Box, \
Path, Occurrence, UpdateSession, Layer, \
BasicLayer, Net, Pin, Contact, Segment, \
@ -140,7 +139,7 @@ class Corner ( object ):
else:
orientation = Transformation.Orientation.ID
y -= self.padCorner.getAbutmentBox().getHeight()
return name, Transformation( self.corona.toGrid(x), self.corona.toGrid(y), orientation )
return name, Transformation( x, y, orientation )
def _instanciateCorner ( self ):
name, transformation = self._getTransformation()
@ -293,6 +292,7 @@ class Side ( object ):
else:
orientation = Transformation.Orientation.ID
y -= self.conf.ioPadHeight
x = self.toGrid( x )
elif self.type == South:
x = self.conf.chipAb.getXMin() + self.u
y = self.conf.chipAb.getYMin()
@ -301,6 +301,7 @@ class Side ( object ):
else:
orientation = Transformation.Orientation.MY
y += self.conf.ioPadHeight
x = self.toGrid( x )
elif self.type == West:
x = self.conf.chipAb.getXMin()
y = self.conf.chipAb.getYMin() + self.u
@ -310,6 +311,7 @@ class Side ( object ):
else:
orientation = Transformation.Orientation.R1
x += padInstance.getMasterCell().getAbutmentBox().getHeight()
y = self.toGrid( y )
elif self.type == East:
x = self.conf.chipAb.getXMax()
y = self.conf.chipAb.getYMin() + self.u
@ -319,7 +321,8 @@ class Side ( object ):
orientation = Transformation.Orientation.R3
x -= padInstance.getMasterCell().getAbutmentBox().getHeight()
y += padInstance.getMasterCell().getAbutmentBox().getWidth()
padInstance.setTransformation ( Transformation( self.toGrid(x), self.toGrid(y), orientation ) )
y = self.toGrid( y )
padInstance.setTransformation ( Transformation( x, y, orientation ) )
padInstance.setPlacementStatus( Instance.PlacementStatus.FIXED )
self.u += padInstance.getMasterCell().getAbutmentBox().getWidth()
p = None
@ -408,7 +411,7 @@ class Side ( object ):
startCorner += self.conf.ioPadHeight
stopCorner -= self.conf.ioPadHeight
if len(self.pads) == 0:
return
return
padAb = self.conf.getInstanceAb( self.pads[0][1] )
for irail in range(len(self.corona.padRails)):
self._createSegment( self.corona.padRails[ irail ]
@ -812,15 +815,17 @@ class Corona ( object ):
self.padOrient = Transformation.Orientation.MY
trace( 550, '\tchip.padCoreSide: {}\n'.format(self.conf.cfg.chip.padCoreSide) )
self._allPadsAnalysis()
if Cfg.hasParameter('chip.padSpacers'):
for spacerName in Cfg.getParamString('chip.padSpacers').asString().split(','):
self.conf.cfg.chip.padSpacers = None
self.conf.cfg.chip.padCorner = None
if self.conf.cfg.chip.padSpacers is not None:
for spacerName in self.conf.cfg.chip.padSpacers.split(','):
spacerCell = self.padLib.getCell( spacerName )
if spacerCell: self.padSpacers.append( spacerCell )
else:
raise ErrorMessage( 1, 'Corona.__init__(): Missing spacer cell "{}"'.format(spacerName) )
raise ErrorMessage( 1, 'Corona.__init__(): Missing spacer cell "{}"'.format(spacerName) )
self.padSpacers.sort( _cmpPad )
if Cfg.hasParameter('chip.padCorner'):
self.padCorner = self.padLib.getCell( Cfg.getParamString('chip.padCorner').asString() )
if self.conf.cfg.chip.padCorner is not None:
self.padCorner = self.padLib.getCell( self.conf.cfg.chip.padCorner )
def toGrid ( self, u ): return u - (u % self.conf.ioPadPitch)