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tb/selector: use _SimpleSelector

This commit is contained in:
Sebastien Bourdeauducq 2012-08-03 22:10:04 +02:00
parent 5bbdab1fd6
commit 6078a4e6d0
1 changed files with 6 additions and 8 deletions
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14
tb/asmicon/selector.py
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@ -5,7 +5,7 @@ from migen.bus.asmibus import *
from migen.sim.generic import Simulator, TopLevel
from migen.sim.icarus import Runner
from milkymist.asmicon.bankmachine import _AddressSlicer, _Selector, _Buffer
from milkymist.asmicon.bankmachine import _AddressSlicer, _SimpleSelector
from common import SlotsLogger, sdram_geom
@ -18,25 +18,23 @@ def my_generator(dt, offset):
class Selector:
def __init__(self, slicer, bankn, slots):
self.selector = _Selector(slicer, bankn, slots)
self.buf = _Buffer(self.selector)
self.selector = _SimpleSelector(slicer, bankn, slots)
self.queue = []
self.prng = Random(876)
def do_simulation(self, s):
if self.prng.randrange(0, 5):
s.wr(self.buf.ack, 1)
s.wr(self.selector.ack, 1)
else:
s.wr(self.buf.ack, 0)
if s.rd(self.buf.stb) and s.rd(self.buf.ack):
tag = s.rd(self.buf.tag)
s.wr(self.selector.ack, 0)
if s.rd(self.selector.stb) and s.rd(self.selector.ack):
tag = s.rd(self.selector.tag)
self.queue.append(tag)
print("==> SELECTED: " + str(tag))
print("")
def get_fragment(self):
return self.selector.get_fragment() + \
self.buf.get_fragment() + \
Fragment(sim=[self.do_simulation])
class Completer: