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Xref: sserve comp.os.386bsd.development:1716 comp.unix.bsd:13322 Path: sserve!newshost.anu.edu.au!munnari.oz.au!news.Hawaii.Edu!ames!decwrl!nic.hookup.net!usc!howland.reston.ans.net!cs.utexas.edu!utah-morgan!hellgate.utah.edu!cc.usu.edu!ivie From: ivie@cc.usu.edu Newsgroups: comp.os.386bsd.development,comp.unix.bsd Subject: Re: Late comments on the DMA problem. Message-ID: <1994Jan24.103912.8591@cc.usu.edu> Date: 24 Jan 94 10:39:12 MDT References: <jmonroyCJy610.HB7@netcom.com> <1994Jan21.095505.8375@cc.usu.edu> <jmonroyCK2t6n.1pM@netcom.com> Organization: Utah State University Lines: 15 In article <jmonroyCK2t6n.1pM@netcom.com>, jmonroy@netcom.com (Jesus Monroy Jr) writes: > ivie@cc.usu.edu wrote: > : Since you can't get an interrupt to tell you that the DMA controller has > : finished doing a page, you can't reload the DMA addresses when the end of > : a page is reached. > : > please define page. > your message is ambiguous. Page = virtual memory page. I'm most familiar with the VAX, where a page is 512 bytes; I don't know how big it is on these newfangled 386 thingies. -- ----------------+------------------------------------------------------ Roger Ivie | Don't think of it as a 'new' computer, think of it as ivie@cc.usu.edu | 'obsolete-ready'