Add simulation for CRI write command(?)

This commit is contained in:
Donald Sebastian Leung 2020-11-18 10:49:03 +08:00
parent dfba0de5c0
commit e82a82538b

33
rtio/test/cri.py Normal file
View File

@ -0,0 +1,33 @@
from nmigen.back.pysim import *
from ..cri import *
if __name__ == "__main__":
m = Module()
m.submodules.cri_decoder = cri_decoder = CRIDecoder()
sim = Simulator(m)
def process():
yield cri_decoder.master.cmd.eq(commands["write"])
yield cri_decoder.master.chan_sel.eq(0)
yield cri_decoder.master.o_timestamp.eq(0)
yield cri_decoder.master.o_data.eq(1)
yield cri_decoder.master.o_address.eq(0)
yield cri_decoder.master.i_timeout.eq(0)
yield
yield cri_decoder.master.cmd.eq(commands["write"])
yield cri_decoder.master.chan_sel.eq(0)
yield cri_decoder.master.o_timestamp.eq(1)
yield cri_decoder.master.o_data.eq(0)
yield cri_decoder.master.o_address.eq(0)
yield cri_decoder.master.i_timeout.eq(0)
yield
yield cri_decoder.master.cmd.eq(commands["nop"])
yield
sim.add_clock(1e-8)
sim.add_sync_process(process)
with sim.write_vcd('cri_decoder.vcd', 'cri_decoder.gtkw'):
sim.run()