From: Giuliano Pochini <pochini@shiny.it>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linuxppc-dev@lists.linuxppc.org
Subject: Re: slow ZIP
Date: Wed, 02 May 2001 10:25:53 +0200 (CEST) [thread overview]
Message-ID: <XFMail.010502102553.pochini@shiny.it> (raw)
In-Reply-To: <20010501203224.16088@smtp.wanadoo.fr>
>>Why the ide ZIP drive is so slow ? Raw transfer speed is only 150KB/s,
>>while it goes at ~1MB/s with MacOS.
>
> I don't think we let it do DMA because of limitations of older drive
> models. If we had infos about how to differenciate DMA-capable ZIPs
> from those older ones, then we could enable DMA by default.
Ok, but how can I enable DMA after boot ? hdparm refuses to do it.
Bye.
Giuliano Pochini ->)|(<- Shiny Network {AS6665} ->)|(<-
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2001-05-02 8:25 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-04-28 10:38 slow ZIP Giuliano Pochini
2001-05-01 20:32 ` Benjamin Herrenschmidt
2001-05-02 8:25 ` Giuliano Pochini [this message]
2001-05-02 11:32 ` Benjamin Herrenschmidt
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