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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: "linux-os (Dick Johnson)" <linux-os@analogic.com>
Cc: Krzysztof Halasa <khc@pm.waw.pl>,
	David Woodhouse <dwmw2@infradead.org>,
	Stuart MacDonald <stuartm@connecttech.com>,
	linux-serial@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: Serial custom speed deprecated?
Date: Thu, 24 Aug 2006 23:11:41 +0100	[thread overview]
Message-ID: <1156457501.3007.193.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.61.0608241635090.13499@chaos.analogic.com>

Ar Iau, 2006-08-24 am 16:43 -0400, ysgrifennodd linux-os (Dick Johnson):
> at 75 and increases by powers-of-two. This is because the hardware
> always had fixed clocks with dividers that divided by powers-of-two.
> What is the claim for the requirement of strange baud-rates set
> as an integer of dimension "baud?" Where does this requirement
> come from and what devices use these?

A lot of chips will do all sorts of interesting speeds such as 31.5Kbit
because today the clocks are themselves quite configurable.



  reply	other threads:[~2006-08-24 21:50 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-08-23 21:41 Serial custom speed deprecated? Stuart MacDonald
2006-08-24  9:18 ` David Woodhouse
2006-08-24 12:41   ` Stuart MacDonald
2006-08-24 13:19     ` Alan Cox
2006-08-24 13:03       ` David Woodhouse
2006-08-24 16:27   ` Krzysztof Halasa
2006-08-24 17:41     ` Alan Cox
2006-08-24 18:51       ` Krzysztof Halasa
2006-08-24 20:43         ` linux-os (Dick Johnson)
2006-08-24 20:43           ` linux-os (Dick Johnson)
2006-08-24 22:11           ` Alan Cox [this message]
2006-08-27  6:52             ` Rogier Wolff
2006-08-27  6:52               ` Rogier Wolff
2006-08-27 10:00               ` Russell King
2006-08-28 14:14               ` Stuart MacDonald
2006-08-28 14:14                 ` Stuart MacDonald
2006-08-28 20:09                 ` Russell King
2006-08-29  6:20                   ` Rogier Wolff
2006-08-29  6:20                     ` Rogier Wolff
2006-08-29  7:46                     ` Russell King
2006-08-25 15:17           ` Stuart MacDonald
2006-08-25 15:17             ` Stuart MacDonald
2006-08-25 15:52             ` linux-os (Dick Johnson)
2006-08-25 15:52               ` linux-os (Dick Johnson)
2006-08-24 22:43         ` Alan Cox
2006-08-25 10:58           ` Krzysztof Halasa
2006-08-25 15:21           ` Stuart MacDonald
2006-08-25 15:21             ` Stuart MacDonald
2006-08-25 19:32             ` Russell King
2006-08-25 20:21               ` Stuart MacDonald
2006-08-25 20:21                 ` Stuart MacDonald
2006-08-25 20:54                 ` linux-os (Dick Johnson)
2006-08-25 20:54                   ` linux-os (Dick Johnson)
2006-08-25 20:39               ` Theodore Tso
2006-08-26 12:16                 ` Krzysztof Halasa
2006-08-25 15:10         ` Stuart MacDonald
2006-08-25 15:10           ` Stuart MacDonald
2006-08-24 22:05       ` Russell King
2006-08-25 15:01       ` Stuart MacDonald
2006-08-25 15:01         ` Stuart MacDonald
     [not found] <6N8LR-22A-5@gated-at.bofh.it>
     [not found] ` <6Njxz-797-13@gated-at.bofh.it>
     [not found]   ` <6NqfR-5Ld-49@gated-at.bofh.it>
     [not found]     ` <6NrbQ-7Ab-27@gated-at.bofh.it>
     [not found]       ` <6NsB4-2GL-37@gated-at.bofh.it>
     [not found]         ` <6NvSc-1go-31@gated-at.bofh.it>
2006-08-25 11:40           ` Nick Craig-Wood
2006-08-26 18:16 linux
2006-08-26 19:37 ` Ian Stirling
2006-08-26 20:30   ` linux
2006-08-28 12:17 ` linux-os (Dick Johnson)
2006-08-28 14:39   ` Alan Cox
2006-08-28 14:50     ` linux-os (Dick Johnson)
2006-08-28 15:51       ` Michael Poole
2006-08-28 16:57         ` linux-os (Dick Johnson)
2006-08-28 17:40           ` Michael Poole
2006-08-28 18:04             ` linux-os (Dick Johnson)
2006-08-28 17:01       ` Alan Cox
2006-08-28 17:24         ` linux
2006-08-26 19:35 linux

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