com1 incorrectly associated with ttyd1, com2 with ttyd0

John Baldwin jhb at freebsd.org
Thu Dec 1 08:54:01 PST 2005


On Wednesday 30 November 2005 01:17 pm, Joe Rhett wrote:
> > Console initialization uses the flags to decide the console port(s),
> > so swapped flags probably give swapped console ports.
>
> I don't know if this is related, but ACPI also seems to find devices which
> are disabled (ie parallel parts, etc) and then complains because it can't
> allocate resources for them.
>
> It sounds like ACPI isn't reading the BIOS data correctly at all.  What
> debug options can I enable to get more information?

No, it is reading it right.  When you disable a device in ACPI it merely 
doesn't assign resources to it.  The OS can assign resources to it on its own 
though and re-enable the device.  FreeBSD currently doesn't implement enough 
to get that right though.

-- 
John Baldwin <jhb at FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org


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