Path: utzoo!attcan!uunet!cs.utexas.edu!mtecv2!mtecv2.mty.itesm.mx!al158305 From: al158305@mtecv2.mty.itesm.mx (Gustavo Cordova) Newsgroups: comp.sys.amiga.hardware Subject: Re: 68881 in 68000 system Message-ID: Date: 2 May 90 06:44:19 GMT References: <3676@minyos.xx.rmit.oz> Sender: al158305@mtecv2.mty.itesm.mx Organization: Instituto Tecnologico y de Estudios Superiores de Monterrey Lines: 31 In-reply-to: rxtajp@minyos.xx.rmit.oz's message of 1 May 90 00:38:26 GMT In article <3676@minyos.xx.rmit.oz> rxtajp@minyos.xx.rmit.oz (Andrew Pettifer) writes: > Can anyone give me any information on how to hook a 68881 up to a standard > 68000 in the Amiga. > I know that it has to be set up as a 16 bit peripheral, rather than as a > co-processor, as it would be in a 68020 system. > I think i also need something called math.resource or something like that, > can anyone help? > thanx. yes, I think that you need that math.resource, and that the chip can't be used when multitasking programs that use the chip, I think that because the OS doesn't/can't save the FPU registers...but, then again, I can be wrong :) +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+ | Isn't it refreshingly similar the syntax of | My other mainframe| | UNIX commands and AmigaDOS stuff? :) | is an Amiga :) | +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+ | Gustavo Cordova | Computer Systems majoring @ ITESM, Mexico | +=================+ Internet: al158305 @ mtecv2.mty.itesm.mx | | If at first you | al158305 @ 131.178.1.5 | | don't succeed, | BitNet: bl158305 @ tecmtyvm.bitnet | | to hell with it.| al158305%mtecv2.mty.itesm.mx@tecmtyvm | +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+ -- Gustavo Cordova al158305@mtecv2.mty.itesm.mx pl158305@tecmtyvm.bitnet disclaimer: These are my opinions, it you don't like'em, just kill'em.