From mboxrd@z Thu Jan 1 00:00:00 1970 In-Reply-To: <199910071913.VAA00361@piglet.cpu.lu> Date: Fri, 8 Oct 1999 12:18:23 +0200 To: mlan@cpu.lu, linuxppc-dev@lists.linuxppc.org From: Benjamin Herrenschmidt Subject: Re: busmaster/latency for video Message-Id: <19991008121823.016009@mailhost.mipsys.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: On Thu, Oct 7, 1999, Michel Lanners wrote: >Ah, but in that case Apple's OF should enable bus mastering. If I read >well between the lines of Apple's docs, OF should set a few default >parameters on all PCI devices, among which bus mastering. I'm not sure >about latency, though... OF tends to ignore devices that don't have an OF expansion ROM. (For example, it won't enable memory or IO accesses in the command register). I beleive it won't enable bus mastering neither but I may be wrong. -- Perso. e-mail: Work e-mail: BenH. Web : ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/