Date: Tue, 22 Aug 2000 09:22:07 +0100 From: Steve Coles <scoles@tripos.com> To: Rich Wales <richw@webcom.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: ATA66 cable being ignored? Message-ID: <39A2382F.B18CE54D@tripos.com> References: <200008211670886.richw@wyattearp.stanford.edu>
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"ad1: <Maxtor 91008D7/WAS82739> ATA-4 disk at ata0 as slave" Are you sure the Maxtor is UDMA-66 ? Isn't "ATA-4" UDMA-33 ? Steve Rich Wales wrote: > My new Dell OptiPlex GX300 (running 4.1-RELEASE) came with an 80-wire > ATA cable. I added a second drive and am using this cable for both > drives. However, the kernel fails to recognize the cable and is limit- > ing DMA speed accordingly. Any ideas? > > See below for the relevant portion of the "boot -v" output. I note the > "cblid=0" value -- leading me to wonder if the problem might possibly > be with the integrated ATA controller on the motherboard not sensing or > reporting the cable properly. This is an 800-MHz Pentium III system, > though, so I find it a bit hard to believe that it isn't UDMA66-capable. > > BTW, in the line which claims I have a non-ATA66 compliant cable, I > believe the preferred spelling is "limited", with just one T (not two). > > Rich Wales richw@webcom.com http://www.webcom.com/richw/ > > ======================================================================== > > . . . > atapci0: <Intel ICH ATA66 controller> port 0xffa0-0xffaf at device 31.1 on pci0 > ata0: iobase=0x01f0 altiobase=0x03f6 bmaddr=0xffa0 > ata0: mask=03 status0=50 status1=50 > ata0: mask=03 status0=50 status1=50 > ata0: devices = 0x3 > ata0: at 0x1f0 irq 14 on atapci0 > . . . > ata0-master: DMA limitted to UDMA33, non-ATA66 compliant cable > ata0-master: success setting up UDMA2 mode on ICH chip > ad0: <IBM-DTLA-307015/TX2DA50C> ATA-5 disk at ata0 as master > ad0: 14324MB (29336832 sectors), 29104 cyls, 16 heads, 63 S/T, 512 B/S > ad0: 16 secs/int, 1 depth queue, UDMA33 > ad0: piomode=4 dmamode=2 udmamode=4 cblid=0 > Creating DISK ad0 > Creating DISK wd0 > ata0-slave: success setting up UDMA2 mode on ICH chip > ad1: <Maxtor 91008D7/WAS82739> ATA-4 disk at ata0 as slave > ad1: 9617MB (19696320 sectors), 19540 cyls, 16 heads, 63 S/T, 512 B/S > ad1: 16 secs/int, 1 depth queue, UDMA33 > ad1: piomode=4 dmamode=2 udmamode=2 cblid=0 > Creating DISK ad1 > Creating DISK wd1 > > ======================================================================== > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-stable" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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