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Date:      Sun, 22 Jul 2001 23:19:09 -0700 (PDT)
From:      Jim Pazarena <freebsd@ccstores.com>
To:        freebsd-questions@freebsd.org
Subject:   accessing sio0 programatically
Message-ID:   <10107222319.aa06518@ccstores.com>

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When my machine boots (4.3) both the hardware acknowledges
that there is a com1 port, and the kernel does with the following
message:
/kernel: sio0 at port 0x3f8-0x3ff irg 4 flags 0x10 on isa
/kernel: sio0: type 16550A 

This all looks great.

I have a program however which talks to a device plugged into
Com1, and it isn't able to speak to it.

I need to supply the program with the device name,
so I've tried:  /dev/cuaa0  _and_  /dev/ttyd0

Neither of which function.

Is there another name I can reference the port by?
one that isn't tied to "callout mode" or "callin mode"?

--
Jim Pazarena        mailto:paz@qcislands.net
                    http://www.qcislands.net/paz


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