Strategy for PCI resource management (for supporting hot-plug)

Attilio Rao attilio at
Tue Feb 23 14:31:42 UTC 2010

2010/2/23 Rajat Jain <rajatjain at>:
> Hi,
> I'm trying to add PCI-E hotplug support to the FreeBSD. As a first step
> for the PCI-E hotplug support, I'm trying to decide on a resource
> management / allocation strategy for the PCI memory / IO and the bus
> numbers. Can you please comment on the following approach that I am
> considering for resource allocation:

You may also coordinate with jhb@ which is working on a multipass
layer for improving resource mapping/allocation.


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