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< Ruby.create_system(options, system, system.iobus, system._dma_ports)
---
> Ruby.create_system(options, True, system, system.iobus, system._dma_ports)
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> # Connect the ruby io port to the PIO bus,
> # assuming that there is just one such port.
> system.iobus.master = system.ruby._io_port.slave
>
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>
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< # Set access_phys_mem to True for ruby port
< system.ruby._cpu_ports[i].access_phys_mem = True
<
< system.physmem = [DDR3_1600_x64(range = r)
---
> system.physmem = [SimpleMemory(range = r, null = True)
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< for i in xrange(len(system.physmem)):
< system.physmem[i].port = system.iobus.master