From owner-freebsd-arch Tue Jul 18 20:14:23 2000 Delivered-To: freebsd-arch@freebsd.org Received: from rover.village.org (rover.village.org [204.144.255.49]) by hub.freebsd.org (Postfix) with ESMTP id 827E637B5EA for ; Tue, 18 Jul 2000 20:14:21 -0700 (PDT) (envelope-from imp@harmony.village.org) Received: from harmony.village.org (harmony.village.org [10.0.0.6]) by rover.village.org (8.9.3/8.9.3) with ESMTP id VAA89196; Tue, 18 Jul 2000 21:14:20 -0600 (MDT) (envelope-from imp@harmony.village.org) Received: from harmony.village.org (localhost.village.org [127.0.0.1]) by harmony.village.org (8.9.3/8.8.3) with ESMTP id VAA76870; Tue, 18 Jul 2000 21:14:11 -0600 (MDT) Message-Id: <200007190314.VAA76870@harmony.village.org> To: alex@big.endian.de (Alexander Langer) Subject: Re: removal of kvtop() on i386 Cc: Chuck Paterson , Poul-Henning Kamp , arch@FreeBSD.ORG In-reply-to: Your message of "Mon, 17 Jul 2000 18:42:08 +0200." <20000717184208.B26484@cichlids.cichlids.com> References: <20000717184208.B26484@cichlids.cichlids.com> <200007171441.IAA22202@berserker.bsdi.com> Date: Tue, 18 Jul 2000 21:14:11 -0600 From: Warner Losh Sender: owner-freebsd-arch@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In message <20000717184208.B26484@cichlids.cichlids.com> Alexander Langer writes: : Thus spake Chuck Paterson (cp@bsdi.com): : : > Has anybody though about how to change this for : > architectures like Sparc where the whole idea of handing : > a physical address to the drivers on a bus doesn't apply, and : > where a unmapping/cache flushing operation must be done : > at io completion. : : Uhm. Is that support for removing kvtop(), against removing kvtop() : or just a questions beside that topic? I'd take it as support :-) : How do other *BSDs do that? They use bus space and bus dma. I'd point you to man pages, but you'd have to be on a netbsd or openbsd system to use them :-) Warner To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message