Date: Fri, 12 Jan 2001 16:19:23 +0100 (CET) From: Soren Schmidt <sos@freebsd.dk> To: Jan.Grant@bristol.ac.uk (Jan Grant) Cc: freebsd-bugs@FreeBSD.ORG Subject: Re: i386/24272: ATAPI CD open causes "ticks" on IDE drive Message-ID: <200101121519.QAA52661@freebsd.dk> In-Reply-To: <200101121220.f0CCK6D24635@freefall.freebsd.org> from Jan Grant at "Jan 12, 2001 04:20:06 am"
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It seems Jan Grant wrote:
>
> As I said, it really does sound like the hard drive head is "ticking";
> there is a separate CD-rom activity light and both lights generally
> only come on during activity of the appropriate device.
>
> Yes, the two devices _are_ on separate controllers. It may be that the
> hardware causes both devices/controllers to jump on a tray-close; I'm
> not a hardware expert.
Hmm that patch shouldn't be able to do this, at any rate try this
patch which removes the close-tray-on-open and is in the queue to
be committed anyways:
Index: atapi-cd.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/ata/atapi-cd.c,v
retrieving revision 1.48.2.8
diff -u -r1.48.2.8 atapi-cd.c
--- atapi-cd.c 2001/01/07 16:55:20 1.48.2.8
+++ atapi-cd.c 2001/01/12 15:17:54
@@ -500,8 +500,6 @@
if (!(cdp = dev->si_drv1))
return ENXIO;
- acd_eject(cdp, 1);
-
if (flags & FWRITE) {
if (count_dev(dev) > 1)
return EBUSY;
-Søren
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