Date: Tue, 14 Dec 1999 19:59:59 -0500 From: Steve Ames <steve@virtual-voodoo.com> To: Soren Schmidt <sos@freebsd.dk> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: ATA w/ today's -CURRENT Message-ID: <19991214195959.A3700@virtual-voodoo.com> In-Reply-To: <199912140736.IAA68617@freebsd.dk>; from Soren Schmidt on Tue, Dec 14, 1999 at 08:36:21AM %2B0100 References: <199912132310.SAA00352@virtual-voodoo.com> <199912140736.IAA68617@freebsd.dk>
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> > What am I missing? > > Drives that report their capabilities right :) > > ad0: <Maxtor 71626 AP/QA3C1D20> ATA-0 disk at ata0 as master > > ad0: 1554MB (3183264 sectors), 3158 cyls, 16 heads, 63 S/T, 512 B/S > > ad0: 16 secs/int, 1 depth queue, PIO > > ad1: <QUANTUM BIGFOOT_CY4320A/A03.0500> ATA-0 disk at ata0 as slave > > ad1: 4134MB (8467200 sectors), 8960 cyls, 15 heads, 63 S/T, 512 B/S > > ad1: 16 secs/int, 1 depth queue, PIO > > Both reports "dont care" fields in the ata conformance field > thereby being set as ATA-0 disks. Since I've put in test > to only enable WDMA2 on at least ATA-2 disks and only enable > UDMA2 on at least ATA-3 disks, well your disks are not even > tried. You can change that in ata-disk.c by commenting out the > test for this, they look like: "ad_version(ap->versmajor) >= 2". This makes sense. I'll try giving it a tweak. > I've put them in recently to try to avoid runniing DMA on known > problematic HW, but they will also reject some good ones > regrettably... Hrm... any chance of making that a config option? People should be allowed to hurt themselves if they want :) Or maybe in LINT point to the correct spot in the source so that people can hurt themselves from there? -Steve To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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