Date: Mon, 30 Apr 2001 09:38:59 +0200 From: Martin Hasenbein <mh-freebsd-questions@space.Net> To: Michael Radzewitz <Michael.Radzewitz@freenet-ag.de> Cc: "'freebsd-questions@freebsd.org'" <freebsd-questions@freebsd.org> Subject: Re: Enable DMA Message-ID: <20010430093859.B40233@Space.Net> In-Reply-To: <E5B3956864905342AE057EAAE922F2D301C976@staffbox>; from Michael.Radzewitz@freenet-ag.de on Mo , Apr 30, 2001 at 09:14:02am %2B0200 References: <E5B3956864905342AE057EAAE922F2D301C976@staffbox>
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Michael Radzewitz (Michael.Radzewitz@freenet-ag.de) wrote:
% Hello,
% is there a possiblity to enable the DMA-Access or is
% it enabled by default.
%
% Under Linux i have used the program: hdparm to do this
%
% Thanks in advance Michael
%
% To Unsubscribe: send mail to majordomo@FreeBSD.org
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Hi Michael,
I think the the following kernel-option should do this;
(or am I wrong??)
# ATA_ENABLE_ATAPI_DMA: enable DMA on ATAPI device, since many ATAPI devices
# claim to support DMA but doesn't actually work, this
# is not enabled as default.
options ATA_ENABLE_ATAPI_DMA
\martin
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