Article View: comp.sys.ibm.pc.hardware
Article #19509Re: VLB Machines and Bus Mastering - AIR Motherboards
From: Martin Tichy
Date: Sat, 09 Jan 1993 09:23
Date: Sat, 09 Jan 1993 09:23
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> From what I have read the current VESA open standard for local bus > does not support bus mastering. The VESA II spec does support it > but it is still under revision. Intel is working on a standard for > local bus that apparently does support bus mastering but I don't > think it's been released yet. I don't know if this helps any, but > at least it adds SOME useful content to a sad excuse for a pun > posting... You must be thinking of 1st Party DMA, not bus mastering. The current VESA VL-BUS spec fully supports bus-mastering. It does not support 1st Party DMA though. The VESA VL-BUS Mezzanine extension is supposed to support 1st Party DMA, as well as 10 VL-BUS slots, multi-plexing, as well as the PCI spec.
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Newsgroups: comp.sys.ibm.pc.hardware Path: arc1-ca.pugleaf.net!sparky!uunet!gatech!destroyer!cs.ubc.ca!newsserver.sfu.ca!mtichy From: mtichy@fraser.sfu.ca (Martin Tichy) Subject: Re: VLB Machines and Bus Mastering - AIR Motherboards Message-ID: <1993Jan9.092322.932@sfu.ca> Sender: news@sfu.ca Organization: Simon Fraser University, Burnaby, B.C., Canada References: <1993Jan2.085153.29095@doug.cae.wisc.edu> <1993Jan7.193230.12153@zooid.guild.org> Date: Sat, 9 Jan 1993 09:23:22 GMT Lines: 15