Re: [m5-dev] Functional access to devices from system object?

2009-05-31 Thread Gabe Black
Steve Reinhardt wrote: > I don't think devices do anything on functional accesses; you probably > want an atomic access. That shouldn't be a problem as long as the > memory system is not in timing mode. Is this just for kvm > initialization or does it occur during normal operation? It does th

Re: [m5-dev] Functional access to devices from system object?

2009-05-31 Thread Steve Reinhardt
I don't think devices do anything on functional accesses; you probably want an atomic access. That shouldn't be a problem as long as the memory system is not in timing mode. Is this just for kvm initialization or does it occur during normal operation? Is it possible just to make the access just

[m5-dev] Functional access to devices from system object?

2009-05-31 Thread Gabe Black
Is there a way to perform what amounts to a functional access to everything out there (including devices) from a system object? I've got KVM starting up and trying to access devices, but it does it in a way where the access comes from KVM as one big entity rather than from a CPU within it.