$ python3 -m misoc.targets.saturn
fvco (MHz) = 1000
n= 10
d= 1
clk_freq (parameter) = 31.25
clk_freq (f0*n/d/p/2) = 31.25
sdram_half (f0*n/d/p) = 62.5
sdram_full_wr (2*f0*n/d/p) = 125.0
sdram_full_rd (2*f0*n/d/p) = 125.0
Traceback (most recent call last):
  File "/usr/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/usr/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/home/fevi8970/misoc/misoc/targets/saturn.py", line 181, in <module>
    main()
  File "/home/fevi8970/misoc/misoc/targets/saturn.py", line 158, in main
    soc = BaseSoC(**soc_saturn_argdict(args))
  File "/home/fevi8970/misoc/misoc/targets/saturn.py", line 140, in __init__
    dummy=8, div=4)
  File "/home/fevi8970/misoc/misoc/cores/spi_flash.py", line 85, in __init__
    self.miso.status.eq(dq.i[1])
  File "/home/fevi8970/migen/migen/fhdl/structure.py", line 101, in __getitem__
    raise IndexError
IndexError