Date: Wed, 03 Oct 2001 23:58:36 -0400 From: "Doug Reynolds" <mav@wastegate.net> To: "freebsd-questions@FreeBSD.org" <freebsd-questions@FreeBSD.org>, "setantae" <setantae@submonkey.net> Subject: Re: [OT] IDE Cabling Message-ID: <20011004035904.84DCB37B406@hub.freebsd.org>
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On Wed, 3 Oct 2001 20:05:44 +0100, setantae wrote: >This is a really stupid question, and I'm vaguely embarrassed >at asking it, but here goes anyway : > >I've just replaced my IDE cables with ATA100 compliant ones >(up from ATA33). > >Is it possible to install them backwards and have the drives >still work ? > >This is the relevant output from my dmesg : > >atapci0: <VIA 82C686 ATA66 controller> port 0xffa0-0xffaf at device 7.1 on pci0 >ata0: at 0x1f0 irq 14 on atapci0 >ata1: at 0x170 irq 15 on atapci0 >ata0-master: DMA limited to UDMA33, non-ATA66 compliant cable >ad0: 39266MB <IC35L040AVER07-0> [79780/16/63] at ata0-master UDMA33 >ad2: 19541MB <Maxtor 92041U4> [39703/16/63] at ata1-master UDMA66 >acd0: CDROM <TOSHIBA CD-ROM XM-6202B> at ata0-slave using PIO4 >acd1: CD-RW <CREATIVE CD-RW RW1210E> at ata1-slave using PIO4 > >As you can see, the second drive is working ok, but there's a nasty >hang after atapci0 is detected and the drive is still at UDMA33, so >I've obviously done something wrong. you _can_ install them backwards, but 99.9% of them are keyed. you just have to see if pin1 and the red line on the cable match. generally pin1 on the ide is the one closet to the power connector. (again 99.9%) .. you might either have a bad cable, or a ata66/100 controller that isnt 100% complient --- doug reynolds | the maverick | mav@wastegate.net To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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