Messages in this thread | | | Date | Tue, 08 Jun 2010 17:53:19 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [Patch 1/1] x86 pci: Add option to not assign BAR's if not already assigned |
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On 06/02/2010 08:53 AM, Jesse Barnes wrote: >> >> That's what I thought, which I guess means my original question to Mike >> still stands... > > I thought the whole reason for this was hotplug; we don't want to > exhaust I/O space unnecessarily by allocating resources for BARs the > BIOS didn't assign so we can keep them around for later hotplug > activity. > > If there's some other issue, it's not too late to drop this patch. >
Okay, now... this means that if a device that the BIOS doesn't know about, but which needs I/O addresses, then it will work if hotplugged, but not if it is plugged in on system boot?
-hpa
-- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.
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