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Re: [Qemu-ppc] [PATCH v2 01/14] spapr: populate DRC entries for root dt
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From: |
Mike Day |
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Subject: |
Re: [Qemu-ppc] [PATCH v2 01/14] spapr: populate DRC entries for root dt node |
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Date: |
Mon, 20 Jan 2014 09:12:38 -0500 |
On Sun, Jan 19, 2014 at 9:58 PM, Alexey Kardashevskiy <address@hidden> wrote:
>
> I did not realize DRC is not just for PCI. How hard would it be to add hot
> plug support for a whole PHB? The current QEMU trend is to make QEMU
> monitor's "device_add" equal to the command line's "-device" which is not
> (yet) true for PHB but could be. Thanks.
We discussed this approach (hot-plug the whole bus) during the design
phase and at one point started to work on it. I don't think we
established whether or not the Linux sys/bus/pci/* file system would
work with it.
Mike