On Wed, 2 Apr 2003, Cagle, John (ISS-Houston) wrote:

> Thanks!  It was an ACPI-related problem.  I disabled ACPI
> (hint.acpi.0.disabled="1" in /boot/device.hints) and rebooted and now
> both com ports show up properly as they did with FreeBSD 4.8.  (These
> are just standard com ports, btw.)

We still don't know why acpi sometimes gets this wrong.

> I didn't realize ACPI was involved in legacy com port detection.  That's
> weird.

It seems to be used for most legacy ports.  IIRC, it found all except 2 or
3 devices according to your boot messages, with the vga devices being an
interesting exception (most vga devices are too new to even support pci).

Bruce
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