Date: Sun, 20 Jun 2004 21:42:11 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: "M. Warner Losh" <imp@bsdimp.com> Cc: marcel@xcllnt.net Subject: Re: [REVIEW] move tty lock/initial up in the stack Message-ID: <92928.1087760531@critter.freebsd.dk> In-Reply-To: Your message of "Sun, 20 Jun 2004 12:20:57 MDT." <20040620.122057.84501606.imp@bsdimp.com>
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In message <20040620.122057.84501606.imp@bsdimp.com>, "M. Warner Losh" writes: >: >: PS: I just added cyclades to the list of references there. Feel free >: to add more or replace this with a better one. > >OK. I've added a few of my own notes to the mix. I think that >fleshing out the notes a little more might be useful. It looks like >there are many granularities for the knowning about which uarts >generated. It looks like on stallion cards, for example, you know >which pannel generated an interrupt, but that the pannel might have 4 >different multi-port uarts you have to then go query. I put a cautionary note about sync devices there. I would really advocate not going anywhere near sync modes unless we have a really compelling reason to. -- 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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