Subject: Re: poor performances on cyrix 6x86
To: None <grefen@carpe.net>
From: Michael L. VanLoon -- HeadCandy.com <michaelv@HeadCandy.com>
List: port-i386
Date: 06/28/1996 09:37:26
>> >> > The 6x86P150+ should be called "6x86P100-" :)
>> >> Are you sure that the caches are recognized and set the same with
>> >Hum, are the caches enabled/disabled by the bios, or NetBSD ?
>> Should be by the BIOS, or not at all! :-)
>If the cyrix chip is probed a 486DLC the caches are not enabled
>in locore.s unless CYRIX_CACHE_WORKS and CYRIX_CACHE_REALLY_WORKS are enabled !!
Argh! You are right. I thought that wasn't supposed to do anything
unless you enabled an option first. I was wrong.
Does NetBSD identify your 6x86 as a 486DLC, or as a 486DX?
If 486DLC, we need to update that code.
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Michael L. VanLoon michaelv@HeadCandy.com
--< Free your mind and your machine -- NetBSD free un*x >--
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