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Open Source and information security mailing list archives
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Date: Fri, 16 Mar 2007 16:34:15 -0400 From: lsorense@...lub.uwaterloo.ca (Lennart Sorensen) To: John Coppens <john@...ppens.com> Cc: Lee Revell <rlrevell@...-job.com>, linux-kernel@...r.kernel.org Subject: Re: Conflict between ide and usb? On Fri, Mar 16, 2007 at 05:12:53PM -0300, John Coppens wrote: > No... I didn't find any way to lower the speed. Do you even have DMA enabled for the DVD drive? Without it it will be very slow and painful for the CPU. I also have noticed that many fast (16x) DVD writers must have an 80 wire cable or they won't work correctly and do nasty things to the system. Check /proc/ide/hdX/settings|grep dma and see if it says 1 0 1 or 0 0 1. -- Len Sorensen - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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