no serial port: "configured irq 3 not in bitmap of probed irqs"
Jack Stone
antennex at hotmail.com
Tue Mar 14 13:37:24 UTC 2006
>From: Peter <petermatulis at yahoo.ca>
>To: Erik Trulsson <ertr1013 at student.uu.se>
>CC: freebsd-questions <freebsd-questions at freebsd.org>
>Subject: Re: no serial port: "configured irq 3 not in bitmap of probed
>irqs"
>Date: Mon, 13 Mar 2006 14:21:28 -0500 (EST)
>
>
>--- Erik Trulsson <ertr1013 at student.uu.se> wrote:
>
> > On Mon, Mar 13, 2006 at 01:15:57PM -0500, Peter wrote:
> > > I cannot get FreeBSD 6.0 to recognize my serial port. I am using
> > the
> > > ASUS K8V-X SE motherboard[1]. It only has serial port but dmesg
> > > suggests there are two:
> > >
> > > sio0: configured irq 4 not in bitmap of probed irqs 0
> > > sio0: port may not be enabled
> > > sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 flags
> > 0x10 on
> > > acpi0
> > > sio0: type 16550A
> > > sio1: configured irq 3 not in bitmap of probed irqs 0
> > > sio1: port may not be enabled
> >
> > It looks like FreeBSD found one serial port (si0) and looked for
> > another
> > (sio1) but didn't find it (which is not surprising if it is not
> > there).
> >
> > >
> > > In the end I have no port:
> > >
> > > $ ls -lh /dev/cua*
> > > crw-rw---- 1 uucp dialer 0, 42 Mar 13 03:59 /dev/cuad0
> > > crw-rw---- 1 uucp dialer 0, 43 Mar 13 03:59 /dev/cuad0.init
> > > crw-rw---- 1 uucp dialer 0, 44 Mar 13 03:59 /dev/cuad0.lock
> >
> > And one port (the one detected as sio0) appears in /dev also
> > according to
> > the above.
> >
> > There is one serial port and FreeBSD finds it.
> >
> > I don't see the problem.
>
>Ok thank you. My conclusion was based on the combination of the
>error-like messages ("port may not be enabled") and my experience with
>FreeBSD (that it assigns /dev/cuaa{0,1} to its serial devices).
>
I'm having the same problem with new SATA Abit MBs. No matter what I do to
tweak the BIOS, I get your identical message. There is no active serial
port, even though I added a serial port card.
Really need it too as my APC UPSes need that serial port.
I've seen this problem posted before and wonder if anyone finally found a
solution?
Regards,
Jack
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