46 lines
1.1 KiB
Python
46 lines
1.1 KiB
Python
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from migen.fhdl.std import *
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from migen.bus.lasmibus import *
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from migen.sim.generic import Simulator, TopLevel
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from milkymist.lasmicon import *
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from common import sdram_phy, sdram_geom, sdram_timing, DFILogger
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def my_generator_r(n):
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for x in range(10):
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t = TRead(128*n + 48*n*x)
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yield t
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print("{0:3}: reads done".format(n))
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def my_generator_w(n):
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for x in range(10):
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t = TWrite(128*n + 48*n*x, x)
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yield t
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print("{0:3}: writes done".format(n))
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def my_generator(n):
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if n % 2:
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return my_generator_w(n // 2)
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else:
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return my_generator_r(n // 2)
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class TB(Module):
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def __init__(self):
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self.submodules.dut = LASMIcon(sdram_phy, sdram_geom, sdram_timing)
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self.submodules.xbar = lasmibus.Crossbar([self.dut.lasmic], 6, self.dut.nrowbits)
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self.submodules.logger = DFILogger(self.dut.dfi)
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self.initiators = [Initiator(my_generator(n), master)
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for n, master in enumerate(self.xbar.masters)]
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self.submodules += self.initiators
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def do_simulation(self, s):
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s.interrupt = all(initiator.done for initiator in self.initiators)
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def main():
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sim = Simulator(TB(), TopLevel("my.vcd"))
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sim.run()
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main()
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