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Re: [Qemu-devel] main-system-bus
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From: |
Andreas Färber |
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Subject: |
Re: [Qemu-devel] main-system-bus |
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Date: |
Tue, 13 Mar 2012 13:32:38 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:10.0.2) Gecko/20120215 Thunderbird/10.0.2 |
Hi,
Am 13.03.2012 13:23, schrieb Wanpeng Li:
> I am confused with what's the meaning of main-system-bus, it emulates
> physical bus like FSB(front side bus) or just a virtual bus as the root
> of device tree.
The latter. It's an artificial construct that was needed for
tree-oriented qdev and is likely to go away with QOM (there is no real
bus state, just a convient extension of device for mmio+irqs).
HTH,
Andreas
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