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Date:      Thu, 05 Dec 2002 15:13:30 +0900 (JST)
From:      Takahashi Yoshihiro <nyan@jp.FreeBSD.org>
To:        jhb@FreeBSD.org
Cc:        cvs-all@FreeBSD.org, cvs-committers@FreeBSD.org, sos@FreeBSD.org
Subject:   Re: cvs commit: src/sys/dev/ata ata-all.c ata-all.h ata-cbus.c a
Message-ID:  <20021205.151330.71093432.nyan@jp.FreeBSD.org>
In-Reply-To: <XFMail.20021204122146.jhb@FreeBSD.org>
References:  <20021204.142445.39208982.nyan@jp.FreeBSD.org> <XFMail.20021204122146.jhb@FreeBSD.org>

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In article <XFMail.20021204122146.jhb@FreeBSD.org>
John Baldwin <jhb@FreeBSD.org> writes:

> > BTW, I think ata-isa.c is not necessary for pc98.  So, the entry
> > should be moved to MD files.  The patch is also attached.
> 
> Ugh, this is very annoying.  Can we maybe have pc98 use device cbus
> instead of device isa to avoid having to change every ISA device to
> list once in all !pc98 files with ISA attachment and once in pc98
> file with cbus attachment?  Either that or can someone teach config
> to handle !options so that one cound do:
> 
> dev/ata/ata-isa.c       optional ata isa !pc98
> dev/ata/ata-cbus.c      optional ata isa pc98
> 
> and so on for syscons, sio, etc.?


Yes.  Pc98 does not have ISA bus instead have Cbus.  So, we should
really have the cbus driver for pc98.  But, currently we use ISA bus
code because there is need for more maintenance costs.  *I* think that
we should separate the Cbus support from the ISA driver.

---
TAKAHASHI Yoshihiro <nyan@FreeBSD.org>

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