cvs commit: src/sys/dev/pccbb pccbb.c

Nate Lawson nate at
Thu Sep 8 16:07:35 PDT 2005

M. Warner Losh wrote:
> In message: <4320ABA9.9010802 at>
>             Nate Lawson <nate at> writes:
> : BTW, there have been very few suspend/resume problems attributable to 
> : our ACPI or APM code.  Almost all are in individual device drivers 
> : (especially video) or bus (PCI until it got config register save support 
> : although type 2 device support is still incomplete I think).
> Type 2 device support is handled by cbb, and is complete as far as I
> can tell.

I think I meant type 1, bridges.

> : Currently, 
> : many systems hang if APIC support is included in the kernel but work 
> : without it.  The rest of the bugs are usually individual BIOS problems 
> : that are difficult to track without a bus analyzer.
> Yes.  I believe that I suspend correctly, but when I resume, the power
> light comes back on and nothing else happens.  Placing a beep in the
> first line of the resume path results in no beep happening, which
> suggests suspend didn't suspend quite correctly.  This happens even
> when all I have in my configured device list is ata. :-(  I'm somewhat
> frustrated by this turn of events, as you can well imagine :-).

Try removing device apic.


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