From smurfen@angelica.campus.luth.se  Sat May 17 04:13:49 1997
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Message-Id: <199705171115.NAA01511@angelica.campus.luth.se>
Date: Sat, 17 May 1997 13:15:38 +0200 (CEST)
From: smurfen@ludd.luth.se
Reply-To: smurfen@ludd.luth.se
To: FreeBSD-gnats-submit@freebsd.org
Subject: Internal CPU cache on CyrixiInstead DX2 does not work 
X-Send-Pr-Version: 3.2

>Number:         3611
>Category:       kern
>Synopsis:       Internal CPU cache on CyrixiInstead DX2 does not work
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sat May 17 04:20:01 PDT 1997
>Closed-Date:    Fri Apr 21 03:20:07 PDT 2000
>Last-Modified:  Fri Apr 21 03:22:17 PDT 2000
>Originator:     Ola Persson
>Release:        FreeBSD 3.0-970516-SNAP i386
>Organization:
Lulea university of technology
>Environment:
CyrixInstead 486 DX2 with 16MB RAM

>Description:

Multiple error messages especially while compiling. Most frequent is
'virtual memory exhausted'

>How-To-Repeat:

Boot a system with CyrixInstead DX2 with Internal cache enabled AND Internal cache set as write-back.

>Fix:
	
Switch from write-back to write-thru
>Release-Note:
>Audit-Trail:

From: Bob Bishop <rb@gid.co.uk>
To: smurfen@ludd.luth.se, FreeBSD-gnats-submit@FreeBSD.ORG
Cc:  Subject: Re: kern/3611: Internal CPU cache on CyrixiInstead DX2 does not
 work
Date: Sat, 17 May 1997 21:53:33 +0100

 At 12:15 +0100 17/5/97, smurfen@ludd.luth.se wrote:
 >[...]
 >>Fix:
 >
 >Switch from write-back to write-thru
 
 Maybe your motherboard doesn't support Cx486 properly?
 
 
 --
 Bob Bishop              (0118) 977 4017  international code +44 118
 rb@gid.co.uk        fax (0118) 989 4254  between 0800 and 1800 UK
 
 
State-Changed-From-To: open->feedback 
State-Changed-By: wilko 
State-Changed-When: Thu Apr 20 12:48:19 PDT 2000 
State-Changed-Why:  
Have you ever tried a recent FreeBSD (3.4 or prefrably 4.0) on this  
particular hardware (assuming you still own it.. its been a while since 
the PR was filed). 

Wilko 
State-Changed-From-To: feedback->closed 
State-Changed-By: wilko 
State-Changed-When: Fri Apr 21 03:20:07 PDT 2000 
State-Changed-Why:  
PR submitter has indicated that a FreeBSD version > 3.0 (actual 
version no longer known) fixed the problem with the Cyrix. 
>Unformatted:
