Date: Mon, 17 Jul 2000 11:11:06 -0600 From: "Justin T. Gibbs" <gibbs@plutotech.com> To: alex@big.endian.de (Alexander Langer) Cc: Chuck Paterson <cp@bsdi.com>, Poul-Henning Kamp <phk@critter.freebsd.dk>, arch@FreeBSD.ORG Subject: Re: removal of kvtop() on i386 Message-ID: <200007171710.LAA12245@pluto.plutotech.com> In-Reply-To: Your message of "Mon, 17 Jul 2000 18:42:08 %2B0200." <20000717184208.B26484@cichlids.cichlids.com>
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>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. ... >How do other *BSDs do that? Bus DMA. -- Justin To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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