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Oct 14th, 2019
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  1. $ litex/litex/boards/targets/versa_ecp5.py --gateware-toolchain trellis --yosys-nowidelut --csr-csv ./csr_ecp5versa.csv --with-ethernet --sys-clk-freq=60e6 --cpu-type rocket --cpu-variant linux
  2.  
  3. Traceback (most recent call last):
  4. File "litex/litex/boards/targets/versa_ecp5.py", line 151, in <module>
  5. main()
  6. File "litex/litex/boards/targets/versa_ecp5.py", line 146, in main
  7. soc = cls(toolchain=args.toolchain, sys_clk_freq=int(float(args.sys_clk_freq)), **soc_sdram_argdict(args))
  8. File "litex/litex/boards/targets/versa_ecp5.py", line 112, in __init__
  9. BaseSoC.__init__(self, toolchain=toolchain, integrated_rom_size=0x10000, **kwargs)
  10. File "litex/litex/boards/targets/versa_ecp5.py", line 85, in __init__
  11. **kwargs)
  12. File "/home/somlo/LITEX/litex/litex/soc/integration/soc_sdram.py", line 29, in __init__
  13. SoCCore.__init__(self, platform, clk_freq, **kwargs)
  14. File "/home/somlo/LITEX/litex/litex/soc/integration/soc_core.py", line 237, in __init__
  15. self.submodules.uart_phy = uart.UARTPHY(platform.request(uart_name), clk_freq, uart_baudrate)
  16. File "/home/somlo/LITEX/litex/litex/build/generic_platform.py", line 274, in request
  17. return self.constraint_manager.request(*args, **kwargs)
  18. File "/home/somlo/LITEX/litex/litex/build/generic_platform.py", line 182, in request
  19. resource = _lookup(self.available, name, number)
  20. File "/home/somlo/LITEX/litex/litex/build/generic_platform.py", line 89, in _lookup
  21. raise ConstraintError("Resource not found: {}:{}".format(name, number))
  22. litex.build.generic_platform.ConstraintError: Resource not found: "serial":None
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