Date: Mon, 20 Sep 2004 15:51:52 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Roman Kurakin <rik@cronyx.ru> Cc: arch@freebsd.org Subject: Re: [HEADSUP] naming of tty devices. Message-ID: <20547.1095688312@critter.freebsd.dk> In-Reply-To: Your message of "Mon, 20 Sep 2004 17:47:18 %2B0400." <414EDF66.8030907@cronyx.ru>
next in thread | previous in thread | raw e-mail | index | archive | help
In message <414EDF66.8030907@cronyx.ru>, Roman Kurakin writes:
>>> Why not to add some general device enumeration for all devices,
>>>especially
>>>if devices would behave the same?
>>>
>>>tty%{global_port}
>>>cua%{global_port}
>>
>>This doesn't work.
>>
>>There _are_ differences between serial devices and for instance
>>PTYs or NMDM devices have very particular semantics.
>>
>but all tty devices have some generic abilities and behaviour, right?
>(Sorry, I am a bit sio-centric, I didn't ever look inside ptys.)
Yes, and those generic abilities is why I want systematic naming.
But a global numbering gives you no way to know that tty234 is a PTY
and tty235 is a USB device.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20547.1095688312>