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Date:      Mon, 15 Aug 2016 17:10:12 -0400
From:      Jung-uk Kim <jkim@FreeBSD.org>
To:        John Baldwin <jhb@freebsd.org>, src-committers@freebsd.org
Cc:        svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   Re: svn commit: r304187 - in head: . share/man/man4 sys/conf sys/dev/mcd sys/modules sys/modules/mcd
Message-ID:  <c5c4fc77-1d3e-0943-7b1b-808166931b7a@FreeBSD.org>
In-Reply-To: <2065331.KaGOSftJhd@ralph.baldwin.cx>
References:  <201608152038.u7FKc2NL026330@repo.freebsd.org> <2065331.KaGOSftJhd@ralph.baldwin.cx>

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From: Jung-uk Kim <jkim@FreeBSD.org>
To: John Baldwin <jhb@freebsd.org>, src-committers@freebsd.org
Cc: svn-src-all@freebsd.org, svn-src-head@freebsd.org
Message-ID: <c5c4fc77-1d3e-0943-7b1b-808166931b7a@FreeBSD.org>
Subject: Re: svn commit: r304187 - in head: . share/man/man4 sys/conf
 sys/dev/mcd sys/modules sys/modules/mcd
References: <201608152038.u7FKc2NL026330@repo.freebsd.org>
 <2065331.KaGOSftJhd@ralph.baldwin.cx>
In-Reply-To: <2065331.KaGOSftJhd@ralph.baldwin.cx>

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On 08/15/2016 16:54, John Baldwin wrote:
> On Monday, August 15, 2016 08:38:02 PM John Baldwin wrote:
>> Author: jhb
>> Date: Mon Aug 15 20:38:02 2016
>> New Revision: 304187
>> URL: https://svnweb.freebsd.org/changeset/base/304187
>>
>> Log:
>>   Remove the mcd(4) driver for Mitsumi CD-ROM players.
>>  =20
>>   This is a driver for a pre-ATAPI ISA CD-ROM adapter.  As noted in
>>   the manpage, this driver is only useful as a backend to cdcontrol to=

>>   play audio CDs since it doesn't use DMA, so its data performance is
>>   "abysmal" (and that was true in the mid 90's).
>=20
> No one stepped up to test patches for it either when I last posted patc=
hes to
> convert it from timeout(9) to callout(9).  I have a few more drivers th=
at are
> both very old and that people have no business using in 12 (think ISA
> adapters that don't do DMA and can't be used with pccard) that I will b=
e
> removing over the next little while.  I brought up a list of drivers on=
 arch@
> a couple of years ago and the conversation drifted off into the weeds a=
bout
> trimming GENERIC, etc.  No one objected to the specific drivers I liste=
d
> though (and I got a few pleas of "please remove").  If someone shows up=

> desperately clutching an ISA adapter they can always dig up the source =
from
> svn and deal with forward porting it for whatever API changes have happ=
ened
> since it was removed.

I have one of these Mitsumi CD-ROM drives somewhere in my basement but I
haven't used it for many years.  I think I only used it with "PAO", thoug=
h.

http://www.jp.freebsd.org/PAO/index.html

Maybe we should kill APM, too! ;-)

Jung-uk Kim


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