Subject: Re: Prentium MMX for NetBSD-current
To: Mike Long <mike.long@analog.com>
From: Michael L. VanLoon -- HeadCandy.com <michaelv@MindBender.serv.net>
List: current-users
Date: 01/16/1997 21:33:03
>>>I would like to know that if there is any changes to use Pentium MMX CPU 
>>>under NetBSD-current. Thanks.

>>MMX is for applications.  The OS shouldn't have to know anything about
>>it (theoretically, anyway).

>Not quite true; some additional state (whether the FPU hardware is in
>FPU or MMX mode) will need to be saved on every context switch.

Yeah -- that's what I meant by "theoretically, anyway".  But that's
just a minor quibble.  And it doesn't keep you from running NetBSD on
a MMX chip if you don't specifically use the MMX features.

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  Michael L. VanLoon                           michaelv@MindBender.serv.net
        --<  Free your mind and your machine -- NetBSD free un*x  >--
    NetBSD working ports: 386+PC, Mac 68k, Amiga, Atari 68k, HP300, Sun3,
        Sun4/4c/4m, DEC MIPS, DEC Alpha, PC532, VAX, MVME68k, arm32...
    NetBSD ports in progress: PICA, others...
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