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Merge pull request #172 from mithro/hlc-glb 

hlc: Use glb_network for current device.
This commit is contained in:
Clifford Wolf 2018-07-17 10:51:55 +02:00 committed by GitHub
parent 6a1bd78687 22f10b9e22
commit 5aeb5c9b4d
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 16 additions and 14 deletions
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30
icebox/icebox_hlc2asc.py
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@ -16,11 +16,6 @@
import getopt, os, re, sys
import icebox
GLB_NETWK_EXTERNAL_BLOCKS = [(13, 8, 1), (0, 8, 1), (7, 17, 0), (7, 0, 0),
(0, 9, 0), (13, 9, 0), (6, 0, 1), (6, 17, 1)]
GLB_NETWK_INTERNAL_TILES = [(7, 0), (7, 17), (13, 9), (0, 9),
(6, 17), (6, 0), (0, 8), (13, 8)]
## Get the tile-local name of a net.
#
@ -288,12 +283,12 @@ def untranslate_netname(x, y, fw, fh, net):
# \return \c 'fabout' if it is the \c fabout net, otherwise the
# unchanged net name
def revert_to_fabout(x, y, net):
def revert_to_fabout(ic, x, y, net):
if net.startswith('glb_netwk_'):
for i, xy in enumerate(GLB_NETWK_INTERNAL_TILES):
if net == 'glb_netwk_%d' % i and (x, y) == xy:
for gx, gy, gi in ic.gbufin_db():
if net == 'glb_netwk_%d' % gi and (x, y) == (gx, gy):
return 'fabout'
raise ParseError("{} is a global network, but not at an expected location {} {}".format(net, x, y))
raise ParseError("{} is a global network, but not at an expected location {} {}".format(net, gx, gy))
return net
@ -814,7 +809,7 @@ clearing:{:<30} - current set :{}""".format(
dst = untranslate_netname(self.x, self.y,
self.ic.max_x - 1,
self.ic.max_y - 1, fields[2])
dst = revert_to_fabout(self.x, self.y, dst)
dst = revert_to_fabout(self.ic, self.x, self.y, dst)
if (src, dst) not in self.buffers:
self.buffers.append((src, dst))
self.apply_directive('buffer', src, dst)
@ -825,7 +820,7 @@ clearing:{:<30} - current set :{}""".format(
dst = untranslate_netname(self.x, self.y,
self.ic.max_x - 1,
self.ic.max_y - 1, fields[2])
dst = revert_to_fabout(self.x, self.y, dst)
dst = revert_to_fabout(self.ic, self.x, self.y, dst)
if (src, dst) not in self.routings:
self.routings.append((src, dst))
self.apply_directive('routing', src, dst)
@ -1044,9 +1039,16 @@ class IOBlock:
'io_%d/GLOBAL_BUFFER_OUTPUT' % self.index) \
and fields[1] == '->' \
and fields[2].startswith('glb_netwk_'):
if GLB_NETWK_EXTERNAL_BLOCKS[int(fields[2][10:])] \
!= (self.tile.x, self.tile.y, self.index):
raise ParseError("GLOBAL_BUFFER_OUTPUT not valid")
glb_net = int(fields[2][10:])
padin_loc = self.tile.ic.padin_pio_db()[glb_net]
if padin_loc != (self.tile.x, self.tile.y, self.index):
raise ParseError("""\
GLOBAL_BUFFER_OUTPUT not valid for glb_netwk_{}
Driver at io_tile {},{} io{}
Should be at io_tile {},{} io{}
""".format(glb_net, self.tile.x, self.tile.y, self.index, *padin_loc))
bit = [bit for bit in self.tile.ic.extra_bits_db()
if self.tile.ic.extra_bits_db()[bit]
== ("padin_glb_netwk", fields[2][10:])]