Re: PATCH: cdrecord: avoiding scsi device numbering for ide devices

From: Måns Rullgård
Date: Tue Aug 10 2004 - 06:51:15 EST


Erik Mouw <erik@xxxxxxxxxxxxxxxxxxxxx> writes:

> On Tue, Aug 10, 2004 at 10:41:59AM +0200, Matthias Andree wrote:
>> It's not exactly fun if everything can do 48X but your favorite OS
>> (Linux 2.4) is limited to say 8X because it only does PIO in spite of
>> hdparm settings and everything else.
>
> FWIW, we burn CDs at 40x with a 2.4 kernel. It is however a hardware or
> driver related issue: no problems whatsoever with VIA IDE interfaces,
> but only PIO with the CD writer connected to a Promise 20268.

Problems with ATAPI devices on Promise cards are common, even Promise
admits that.

--
Måns Rullgård
mru@xxxxxx

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