*BSD News Article 56889


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From: graichen@sirius.physik.fu-berlin.de (Thomas Graichen)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: Questions...
Date: 15 Dec 1995 13:22:20 GMT
Organization: Freie Universitaet Berlin
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The Dixie Flatline (root@suisse.cheese.com) wrote:
:  Hi again all. I'm really stuck on this 32bit disk access and blocking mode
: flags for the kernel, and would really like some information on how to
: enable it. Once again, a quick rundown.

:  I have two drives. One MSDOS-based (212MB) and one FreeBSD (850MB). They
: are both on primary-ide channel, with the MSDOS as master, and FreeBSD as
: slave. In /usr/src/sys/i386/conf/LINT it quotes:

...

:  But I really can't make heads or tails out of this. I'd like both drives
: to have 32bit access enabled w/blocking mode autodetected (both drives are
: Western Digital Caviar's). I'd really appriate any reply.

disk    wd0     at wdc0 drive 0 flags 0x8008
disk    wd1     at wdc0 drive 1 flags 0x8008

this sets multiblock to 8 - which is i think the best value for the caviar's
(which have a max of 16)

t
  _______________________________________________________||___________________
                                                   __||
  Perfection is reached, not when there is no  __||     thomas graichen
  longer anything to add, but when there   __||    freie universitaet berlin
  is no longer anything to take away   __||           fachbereich physik
                                   __||                      
  - Antoine de Saint-Exupery - __||        graichen@mail.physik.fu-berlin.de
  ___________________________||__________________graichen@FreeBSD.org_________