Date: Mon, 4 Jun 2001 21:39:30 -0700 (PDT) From: Matthew Jacob <mjacob@feral.com> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: John Polstra <jdp@polstra.com>, alpha@FreeBSD.ORG Subject: Re: SCSI devices settling and illegal request Message-ID: <Pine.BSF.4.21.0106042139250.98616-100000@beppo.feral.com> In-Reply-To: <15132.12522.204808.968943@grasshopper.cs.duke.edu>
next in thread | previous in thread | raw e-mail | index | archive | help
and tlsb/.... On Mon, 4 Jun 2001, Andrew Gallatin wrote: > > John Polstra writes: > > In article <15132.9197.86824.642979@grasshopper.cs.duke.edu>, > > Andrew Gallatin <gallatin@cs.duke.edu> wrote: > > > > > > The only cards I've seen that give a hoot what hose they're on are > > > NCR/Sym cards. I suppose video cards would need to be on the zeroth > > > hose too.. > > > > OK, I give up. What's a "hose"? > > > > John > > Modern server-class alphas (such as DS20, xp1000, AS4100, AS4000, > AS1200, etc) may have totally separate PCI buses, with separate IO and > memory spaces. Like a normal bus, each of these can have ppbs to > child busses, etc. We call each collection of buses a hose. This > terminology comes from the SRM console. > > See sys/alpha/pci/tsunami_pci.c and sys/alpha/mcbus/mcpcia.c for two > examples. > > Drew > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-alpha" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.4.21.0106042139250.98616-100000>