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Date:      Tue, 29 Nov 2005 11:31:52 -0500
From:      Brian McCann <bjmccann@gmail.com>
To:        Jay <jayp.ml@gmail.com>
Cc:        freebsd-questions <freebsd-questions@freebsd.org>
Subject:   Re: Serial Console Help Needed
Message-ID:  <2b5f066d0511290831vb22be98t14867046761a88f@mail.gmail.com>
In-Reply-To: <d43918300511282019s4ea307aak6de97b72ed71ce93@mail.gmail.com>
References:  <2b5f066d0511281249r46f4be5fh9b46f843c49a39ac@mail.gmail.com> <d43918300511282019s4ea307aak6de97b72ed71ce93@mail.gmail.com>

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On 11/28/05, Jay <jayp.ml@gmail.com> wrote:
> On 11/29/05, Brian McCann <bjmccann@gmail.com> wrote:
> > Hi all.  I'm having a heck of a time trying to get a serial console
> > setup on 5.4.  I've recompiled the boot blocks to set the speed to
> > 19200, added "set console=3D"comconsole" " to /boot/loader.rc, turned o=
n
> > /dev/ttyd0 and ttyd1 in /etc/ttys, and added -P to /boot.config.  I
> > can see the kernel messages, then it looks like when rc runs, it
> > stops.  I don't see anything beyond "Mounting root from
> > ufs:/dev/da0s1a", until I get my getty (which, for some reason is
> > ttyd1, not ttyd0).  The config for sio0 in dmesg shows "sio0:
> > <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 flags 0x10 on
> > acpi0".
> >
> > Any ideas?  I'm out of good ones...
> >
> > Thanks,
> > --Brian
> >
> > _-=3D-_-=3D-_-=3D-_-=3D-_-=3D-_-=3D-_-=3D-_-=3D-_-=3D-_-=3D-_-=3D-_
> > Brian McCann
> > Systems & Network Administrator, K12USA
> >
> > "I don't have to take this abuse from you -- I've got hundreds of
> > people waiting to abuse me."
> >                 -- Bill Murray, "Ghostbusters"
>
> try add nc flag(no carrier) to gettytab entry
> like this..
> /etc/gettytab:
> serialcon:\
>         :np:nc:hw:tc=3D19200-baud:
>
> /etc/ttys:
> ttyd0   "/usr/libexec/getty serialcon"  vt100   on  secure
> (or ttyd1..?)
>
> it fixed same trouble on mine.
>
> btw, I don't know why your sio0 is 0x2f8 irq3 .. isn't it supposed to
> be detected as sio1?
> If you are going to use boot0sio too, you need to add
> 'BOOT_COMCONSOLE_PORT=3D0x2F8' to /etc/make.conf then
> recompile/install /sys/boot then install boot0sio using boot0cfg(8).
>

To add to the confusion...I just also noticed that in
/boot/device.hints, sio0 is set to be 0x3f8, IRQ4, but dmesg shows
sio0 to be 0x2f8 irq3......how is this happening?

Anyone got any ideas?

--Brian



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