| Line 5... |
Line 5... |
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from myhdl import delay, now, Signal, intbv, ResetSignal, Simulation, \
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from myhdl import delay, now, Signal, intbv, ResetSignal, Simulation, \
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Cosimulation, block, instance, StopSimulation, modbv, \
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Cosimulation, block, instance, StopSimulation, modbv, \
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always, always_seq, always_comb, enum, Error
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always, always_seq, always_comb, enum, Error
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|
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from deflate import IDLE, WRITE, READ, STARTC, STARTD, LBSIZE, IBSIZE, CWINDOW
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from deflate import IDLE, WRITE, READ, STARTC, STARTD, LBSIZE, IBSIZE, \
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CWINDOW, COMPRESS
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MAXW = 2 * CWINDOW
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MAXW = 2 * CWINDOW
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COSIMULATION = True
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COSIMULATION = True
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COSIMULATION = False
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COSIMULATION = False
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| Line 53... |
Line 54... |
str_data = "".join([str(random.randrange(0,2))
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str_data = "".join([str(random.randrange(0,2))
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for i in range(1000)])
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for i in range(1000)])
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b_data = str_data.encode('utf-8')
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b_data = str_data.encode('utf-8')
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else:
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else:
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raise Error("unknown test mode")
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raise Error("unknown test mode")
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b_data = b_data[:IBSIZE-4]
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# print(str_data)
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b_data = b_data[:IBSIZE - 4 - 20]
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zl_data = zlib.compress(b_data)
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zl_data = zlib.compress(b_data)
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print("From %d to %d bytes" % (len(b_data), len(zl_data)))
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print("From %d to %d bytes" % (len(b_data), len(zl_data)))
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print(zl_data)
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print(zl_data)
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return b_data, zl_data
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return b_data, zl_data
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| Line 102... |
Line 104... |
# print("write", i)
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# print("write", i)
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i_data.next = zl_data[i]
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i_data.next = zl_data[i]
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i_addr.next = i
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i_addr.next = i
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i = i + 1
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i = i + 1
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else:
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else:
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print("Wait for space")
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# print("Wait for space")
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pass
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tick()
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tick()
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yield delay(5)
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yield delay(5)
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tick()
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tick()
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yield delay(5)
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yield delay(5)
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i_mode.next = IDLE
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i_mode.next = IDLE
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| Line 444... |
Line 447... |
else:
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else:
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print(len(UDATA))
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print(len(UDATA))
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print("DECOMPRESS test OK!, pausing", tbi)
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print("DECOMPRESS test OK!, pausing", tbi)
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i_mode.next = IDLE
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i_mode.next = IDLE
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tbi.next = 0
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tbi.next = 0
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if not COMPRESS:
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tstate.next = tb_state.CPAUSE
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else:
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tstate.next = tb_state.PAUSE
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tstate.next = tb_state.PAUSE
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# tstate.next = tb_state.HALT
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# tstate.next = tb_state.HALT
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# state.next = tb_state.CPAUSE
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# state.next = tb_state.CPAUSE
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resume.next = 1
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resume.next = 1
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# tstate.next = tb_state.CWRITE
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# tstate.next = tb_state.CWRITE
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| Line 566... |
Line 572... |
print(len(UDATA))
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print(len(UDATA))
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print("ALL OK!", tbi)
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print("ALL OK!", tbi)
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led2_r.next = 0
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led2_r.next = 0
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i_mode.next = IDLE
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i_mode.next = IDLE
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resume.next = 1
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resume.next = 1
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if SLOWDOWN <= 4:
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raise StopSimulation()
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"""
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"""
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"""
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"""
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tstate.next = tb_state.CPAUSE
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tstate.next = tb_state.CPAUSE
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# tstate.next = tb_state.HALT
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# tstate.next = tb_state.HALT
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|
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elif tstate == tb_state.CPAUSE:
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elif tstate == tb_state.CPAUSE:
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if SLOWDOWN <= 4:
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raise StopSimulation()
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if resume == 0:
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if resume == 0:
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print("--------------RESET-------------")
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print("--------------RESET-------------")
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o_led.next = o_led + 1
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o_led.next = o_led + 1
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tstate.next = tb_state.RESET
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tstate.next = tb_state.RESET
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else:
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else:
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