From owner-freebsd-bugs  Tue Mar 16 12:10:47 1999
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Date: Tue, 16 Mar 1999 12:10:01 -0800 (PST)
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To: freebsd-bugs@FreeBSD.org
Cc: 
From: "Kenneth D. Merry" <ken@plutotech.com>
Subject: Re: i386/10623: params.h DFLTPHYS limit is too low
Reply-To: "Kenneth D. Merry" <ken@plutotech.com>
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The following reply was made to PR i386/10623; it has been noted by GNATS.

From: "Kenneth D. Merry" <ken@plutotech.com>
To: obonilla@fisicc-ufm.edu
Cc: FreeBSD-gnats-submit@FreeBSD.ORG, ckempf@enigami.com,
	gary@hotlava.com
Subject: Re: i386/10623: params.h DFLTPHYS limit is too low
Date: Tue, 16 Mar 1999 13:05:32 -0700 (MST)

 obonilla@fisicc-ufm.edu wrote...
 > 
 > >Number:         10623
 > >Category:       i386
 > >Synopsis:       DFLTPHYS in /usr/src/sys/i386/include/params.h is set too low
 > >Confidential:   no
 > >Severity:       non-critical
 > >Priority:       low
 > >Responsible:    freebsd-bugs
 > >State:          open
 > >Quarter:        
 > >Keywords:       
 > >Date-Required:
 > >Class:          sw-bug
 > >Submitter-Id:   current-users
 > >Arrival-Date:   Tue Mar 16 11:20:00 PST 1999
 > >Closed-Date:
 > >Last-Modified:
 > >Originator:     Oscar Bonilla
 > >Release:        FreeBSD 3.1-STABLE i386 and FreeBSD 4.0-CURRENT i386
 > >Organization:
 > Universidad Francisco Marroquin - Guatemala
 > >Environment:
 > >Description:
 > 
 > 	      Using the sane port from 3.1-STABLE with an Umax SCSI Scanner
 > 	      and an Adaptec SCSI Card resulted in the scanner starting the
 > 	      scan and then hanging.
 > 
 > >How-To-Repeat:
 > 
 > 	Hmm? get a Umax Scanner with an Adaptec SCSI card and install sane?
 > 
 > >Fix:
 > 	
 > 	Change the line
 > 
 > 	#define DFLTPHYS (64 * 1024)
 > 
 > 	to
 > 
 > 	#define DFLTPHYS (128 * 1024)
 > 
 > 	in the file
 > 
 > 	/usr/src/sys/i386/include/params.h
 > 
 > 	recompile the kernel and reboot.
 
 DFLTPHYS is not too low.  Any value higher than 64k could potentially break
 Adaptec 1542 cards.
 
 The SANE port needs to be fixed to use the correct value.
 
 Ken
 -- 
 Kenneth Merry
 ken@plutotech.com
 


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