Date: 11 Nov 2003 11:06:28 -0500 From: Lowell Gilbert <freebsd-questions-local@be-well.ilk.org> To: freebsd-questions@freebsd.org Subject: Re: Strangeness at the drive naming and numering Message-ID: <44wua6c2kb.fsf@be-well.ilk.org> In-Reply-To: <1068396371@p66.f5.n5022.z2.fidonet> References: <1068396371@p66.f5.n5022.z2.fidonet>
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Sergey Zaikov <Sergey_Zaikov@p66.f5.klax.tsu.tula.ru> writes: > Hello, Questions@freebsd.Org!!! > > Sametimes ago I has two hard drives: > > Oct 30 08^34^06 acc |kernel^ ad0^ 38162MB <Maxtor 6E040L0> [77536|16|63] at > ata0-master UDMA33 > Oct 30 08^34^06 acc |kernel^ ad1^ 38166MB <ST340016A> [77545|16|63] at > ata1-slave UDMA33 > > Is all correct? I think that the names must be ad0 and ad3. > > Later, I has connected a CD-ROM: > > Nov 4 13^45^14 acc |kernel^ ad0^ DMA limited to UDMA33? non-ATA66 cable or > device > Nov 4 13^45^14 acc |kernel^ ad0^ 38162MB <Maxtor 6E040L0> [77536|16|63] at > ata0-master UDMA33 > Nov 4 13^45^14 acc |kernel^ ad1^ 38166MB <ST340016A>[77545|16|63] at > ata1-slave UDMA33 > Nov 4 13^45^14 acc |kernel^ acd0^ CDROM <ATAPI CD-ROM DRIVE 40X MAXIMUM> at > ata0-slave PIO4 > > Well, nothing strange. > > Than I try using the ATAPI/CAM Driver (according Handbook: 12.5.9 Using the > ATAPI/CAM Driver). Rebuild and install new kernel. > > Than I see: > The drive "ad1" be named as "ad3"! > > What I do wrong? What's the problem? The second ATA disk in a system is normally named ad1. There's a kernel option to "wire down" the names to specific spots on the IDE buses, but that option is not used by default.
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