122c122
< addr_ranges=[test_sys.physmem.range])
---
> addr_ranges = test_sys.mem_ranges)
126c126
< test_sys.iobridge = Bridge(delay='50ns', ranges = [test_sys.physmem.range])
---
> test_sys.iobridge = Bridge(delay='50ns', ranges = test_sys.mem_ranges)
165a166
>
167c168
< ranges = [drive_sys.physmem.range])
---
> ranges = drive_sys.mem_ranges)