From owner-freebsd-current  Fri Dec 24 21: 8:15 1999
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To: FreeBSD-current@FreeBSD.ORG, FreeBSD98-hackers@jp.freebsd.org
Subject: Re: indirection in bus space
From: KATO Takenori <kato@ganko.eps.nagoya-u.ac.jp>
In-Reply-To: Your message of "Wed, 22 Dec 1999 19:38:07 +0900"
	<19991222193807R.kato@gneiss.eps.nagoya-u.ac.jp>
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Attached patches provides indirection support in bus space stuff
(submitted by Takahashi-san <nyan@FreeBSD.ORG> with minor modification
by me).  

I <kato@ganko.eps.nagoya-u.ac.jp> wrote:

>    3. Make new sys/i386/include/bus.h file as:
> 	#ifdef PC98
> 	#include <machine/bus_pc98.h>
> 	#else
> 	#include <machine/bsu_at386.h>
> 	#endif

Only one #ifdef in the diff makes it needless.  In this patch,
indirection is enabled by default in PC-98 kernel and is disabled by
default in IBM-PC kernel.  That is, there is no performance loss in
IBM-PC kernel.

Any comment?


Thanks.

-----------------------------------------------+--------------------------+
KATO Takenori <kato@ganko.eps.nagoya-u.ac.jp>  |        FreeBSD           |
Dept. Earth Planet. Sci, Nagoya Univ.          |    The power to serve!   |
Nagoya, 464-8602, Japan                        |  http://www.FreeBSD.org/ |
                                               |http://www.jp.FreeBSD.org/|
++++ FreeBSD(98) 3.3R-Rev. 01 available!       +==========================+


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