Date: Tue, 21 Sep 2004 07:58:45 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: "Alexandre \"Sunny\" Kovalenko" <Alex.Kovalenko@verizon.net> Cc: freebsd-current@freebsd.org Subject: Re: TTY cleanups have started... Message-ID: <61160.1095746325@critter.freebsd.dk> In-Reply-To: Your message of "Mon, 20 Sep 2004 22:57:35 EDT." <1095735454.2535.21.camel@RabbitsDen>
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In message <1095735454.2535.21.camel@RabbitsDen>, "Alexandre \"Sunny\" Kovalenk o" writes: >I do not own the breaker box so I can not tell you what modem signal >states are, even though with 9 pin USB-to-serial dongle I would suspect >we would be lucky if RTS and CTS actually change, most likely there are >two data wires and software flow control, however, the right answer is: >I don't know. I bet you the problem is the DCD, since the most recent commit makes ucom0 act like a real tty devices (rather than a cua device). Can you try adding "O_NDELAY" to the open flags ? -- 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.
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