Date: Mon, 18 Sep 1995 00:15:56 -0700 (PDT) From: sos@freebsd.org To: jehamby@lightside.com (Jake Hamby) Cc: davidg@root.com, hackers@freebsd.org, vak@cronyx.ru Subject: Re: atapi.c and wcd.c missing.... Message-ID: <199509180715.AAA05935@freefall.freebsd.org> In-Reply-To: <Pine.BSF.3.91.950917234042.388C-100000@localhost> from "Jake Hamby" at Sep 17, 95 11:56:13 pm
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In reply to Jake Hamby who wrote:
>
> On Sat, 16 Sep 1995, David Greenman wrote:
>
> > There are serious bugs in the code at the moment that cause it to break
> > support for a significant number of IDE _disks_. I will not be bringing in
> > this code until those bugs are fixed.
> >
> > -DG
>
> Just wanted to report that I added Serge's ATAPI code version 1.3 to my
> 2.1.0-STABLE kernel (as block device 19, character device 67), and it
> works perfectly for both data (597K/sec, 18.7% CPU usage to copy a 45 meg
> file to /dev/null) and audio CD's on my Mitsumi FX400 quad-speed, and both
> my Western Digital and Conner hard drives are still working. Here are the
> kernel probing messages:
>
> Sep 17 23:14:56 buk /kernel: wdc0 at 0x1f0-0x1f7 irq 14 on isa
> Sep 17 23:14:56 buk /kernel: wdc0: unit 0 (wd0): <Conner Peripherals 540MB
> - CFA540A>
> Sep 17 23:14:56 buk /kernel: wd0: 515MB (1056384 sectors), 1048 cyls, 16
> heads, 63 S/T, 512 B/S
> Sep 17 23:14:56 buk /kernel: wdc0: unit 1 (wd1): <WDC AC2850F>
> Sep 17 23:14:56 buk /kernel: wd1: 814MB (1667232 sectors), 1654 cyls, 16
> heads, 63 S/T, 512 B/S
> Sep 17 23:14:56 buk /kernel: wdc1 at 0x170-0x177 irq 15 on isa
> Sep 17 23:14:56 buk /kernel: wdc1: unit 0 (atapi): <FX400_02>, removable,
> intr, iordis
>
> Has anyone reported bugs with the ATAPI support failing for IDE disks?
> If so, which version are you using? If these problems have been
> resolved, I would like to see IDE CD-ROMs supported in the GENERIC 2.1.0
> kernel (you'll sell more Walnut Creek CD-ROMs for sure :-)
The 1.3 version is in -current (I committed the patches last week)
And yes it still has problems with some old IDE disks that gets
confused by the ATAPI probestuff. I'm not sure taht this is solvable
at this point...
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Soren Schmidt (sos@FreeBSD.org | sos@login.dknet.dk) FreeBSD Core Team
So much code to hack -- so little time
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