def prep_cosim(clock, reset, datai, datao, args=None):
spth = './reference_designs/jpegenc_v1/verilog'
filelist = [
'DCT1D.v', 'DCT2D.v', 'DBUFCTL.v', 'RAM.v', 'ROME.v', 'ROMO.v',
'MDCT.v'
]
filelist = [os.path.join(spth, ff) for ff in filelist]
filelist += ['tb_mdct.v']
for ff in filelist:
assert os.path.isfile(ff), "%s" % (ff, )
cmd = "iverilog -g2001 -o mdct %s" % (" ".join(filelist))
os.system(cmd)
cmd = "vvp -m ./myhdl.vpi -lxt2 mdct"
gcosim = myhdl.Cosimulation(cmd,
clock=clock,
reset=reset,
dcti=datai.data,
idv=datai.dv,
dcto=datao.data,
odv=datao.dv)
return gcosim
def banner_compilation():
os.system(cmd1)
return hdl.Cosimulation(cmd2,
clk=clk,
rst=rst,
anodos=anodos,
segmentos=segmentos,
shift=shift)
def compilation():
os.system(cmd1)
return hdl.Cosimulation(cmd2,
clk_i=clk,
rst_i=rst,
rx_i=rx,
tx_o=tx,
anodos_o=anodos,
segmentos_o=segmentos)
def alu_compilation(A, B, OP, result, invalid):
"""
Función 'local' auxiliar.
"""
os.system(cmd1)
return hdl.Cosimulation(cmd2,
A=A,
B=B,
OP=OP,
result=result,
invalid=invalid)
def dutgen(self, test):
"""Cosimulation of actual Verilog code"""
# This is because icarus does not allow changing the dumpfile in
# a nice way
oldpath = os.getcwd()
newpath = os.path.join(oldpath, test.__name__)
os.makedirs(newpath, exist_ok=True)
os.chdir(newpath)
ret = myhdl.Cosimulation(
"vvp -m myhdl ../test.vvp -fst",
clk=self.clk,
reset=self.rst,
rx_st_data=self.ep.rx_st_data,
rx_st_empty=self.ep.rx_st_empty,
rx_st_error=self.ep.rx_st_error,
rx_st_startofpacket=self.ep.rx_st_startofpacket,
rx_st_endofpacket=self.ep.rx_st_endofpacket,
rx_st_ready=self.ep.rx_st_ready,
rx_st_valid=self.ep.rx_st_valid,
rx_st_bar=self.ep.rx_st_bar,
rx_st_mask=self.ep.rx_st_mask,
tx_st_data=self.ep.tx_st_data,
tx_st_startofpacket=self.ep.tx_st_startofpacket,
tx_st_endofpacket=self.ep.tx_st_endofpacket,
tx_st_error=self.ep.tx_st_error,
tx_st_empty=self.ep.tx_st_empty,
tx_st_ready=self.ep.tx_st_ready,
tx_st_valid=self.ep.tx_st_valid,
data_tx_data=self.data_tx_data,
data_tx_valid=self.data_tx_valid,
data_tx_ready=self.data_tx_ready,
data_tx_channel=self.data_tx_channel,
data_tx_endofpacket=self.data_tx_endofpacket,
data_tx_startofpacket=self.data_tx_startofpacket,
data_tx_empty=self.data_tx_empty,
tl_cfg_add=self.ep.tl_cfg_add,
tl_cfg_ctl=self.ep.tl_cfg_ctl,
tl_cfg_sts=self.ep.tl_cfg_sts)
os.chdir(oldpath)
return ret
