100,101c100
< system = System(tester = tester, physmem = SimpleMemory(),
< clk_domain = SrcClockDomain(clock = options.sys_clock))
---
> system = System(tester = tester, physmem = SimpleMemory())
102a102,107
> # Create a top-level voltage domain and clock domain
> system.voltage_domain = VoltageDomain(voltage = options.sys_voltage)
>
> system.clk_domain = SrcClockDomain(clock = options.sys_clock,
> voltage_domain = system.voltage_domain)
>
106c111,112
< system.ruby.clk_domain = SrcClockDomain(clock = options.ruby_clock)
---
> system.ruby.clk_domain = SrcClockDomain(clock = options.ruby_clock,
> voltage_domain = system.voltage_domain)