Re: VIA M1000 mini-itx system installation woes - WRITE_DMA error - cabling?

From: Jose M Rodriguez (josemi_at_freebsd.jazztel.es)
Date: 04/27/05

  • Next message: Julian Elischer: "Headsup: USB MFCs to 4.x" 
    To: freebsd-stable@freebsd.org
Date: Wed, 27 Apr 2005 00:00:16 +0200

    El Martes, 26 de Abril de 2005 23:31, W C escribió:
    > Hi all,
    >
    > I am attempting to install 5.3-R from cd (iso image download) and
    > sysinstall is failing
    > to write the chosen (Auto Layout) filesystem to disk, the Toshiba 80G
    > on the primary ide channel as master. The error on vty1 is (from
    > memory) ad0: WRITE_DMA, error=84.
    > The drive is detected by BIOS as a UDMA100 device. There is nothing
    > else on this IDE channel, and only a cd drive on the other IDE slot.
    >
    > A search of -questions reveals this error is a UDMA mismatch,
    > possible caused by 80-pin cabling, and fixable with atacontrol ad0
    > udma33 pio bla bla bla. However, I do not yet have a running system
    > to run atacontrol from, as I am installing. I have rooted around in
    > the bios for an option to force the drive to UDMA33 speed, to no
    > avail. Does anyone know how I can work around this problem and
    > install FreeBSD to this neat little system? Do I have bad cabling, a
    > bad drive, or ???
    >

    Ther're two types of 80pins ribbons, and found that you can interchange
    them in some scenarios.

    As a first aid, try change the cable, loocking for the presence (or not)
    of a cut cable.

    Also, you may use a 40pins ribbon, that will get you in UDMA33 . 

    --
  josemi
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