| To: | Ralf Baechle <ralf@linux-mips.org> |
|---|---|
| Subject: | Re: [patch] Generic time fixes |
| From: | "Maciej W. Rozycki" <macro@ds2.pg.gda.pl> |
| Date: | Wed, 23 Jul 2003 00:55:27 +0200 (MET DST) |
| Cc: | Jun Sun <jsun@mvista.com>, linux-mips@linux-mips.org |
| In-reply-to: | <20030722223745.GC1660@linux-mips.org> |
| Organization: | Technical University of Gdansk |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| Sender: | linux-mips-bounce@linux-mips.org |
On Wed, 23 Jul 2003, Ralf Baechle wrote: > To add some performance numbers to the debate. The DS1286 which is one of > the oldest chips we're supporting has a minimum write cycle time of 150ns. > The M48T02 which is used in the Origin needs 70ns, 150ns or 200ns depending > on the version. Ok, those are slow numbers but they're not as bad as Add a number of divisions to get the conversion done to that. -- + Maciej W. Rozycki, Technical University of Gdansk, Poland + +--------------------------------------------------------------+ + e-mail: macro@ds2.pg.gda.pl, PGP key available + |
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