src/soc/config/ifetch.py

   1 """ConfigureableFetchUnit and ConfigMemoryPortInterface
   2
   3 allows the type of FetchUnit to be run-time selectable
   4
   5 this allows the same code to be used for both small unit tests
   6 as well as larger ones and so on, without needing large amounts
   7 of unnecessarily-duplicated code
   8 """
   9 from soc.experiment.imem import TestMemFetchUnit
  10 #from soc.bus.test.test_minerva import TestSRAMBareFetchUnit
  11
  12
  13 class ConfigFetchUnit:
  14     def __init__(self, pspec):
  15         fudict = {'testmem': TestMemFetchUnit,
  16                    #'test_bare_wb': TestSRAMBareFetchUnit,
  17                    #'test_cache_wb': TestCacheFetchUnit
  18                   }
  19         fukls = fudict[pspec.imem_ifacetype]
  20         self.fu = fukls(addr_wid=pspec.addr_wid, # address range
  21                           data_wid=pspec.reg_wid)  # data bus width
  22