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Date:      Thu, 16 Nov 2000 11:50:25 -0800 (PST)
From:      John Baldwin <jhb@FreeBSD.org>
To:        Bernd Walter <ticso@cicely8.cicely.de>
Cc:        freebsd-alpha@FreeBSD.org, Christian Weisgerber <naddy@mips.inka.de>, Andrew Gallatin <gallatin@cs.duke.edu>
Subject:   Re: PC164 IDE only works (was: SMPng stability)
Message-ID:  <XFMail.001116115025.jhb@FreeBSD.org>
In-Reply-To: <20001116193140.A11969@cicely8.cicely.de>

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On 16-Nov-00 Bernd Walter wrote:
> On Thu, Nov 16, 2000 at 07:20:07PM +0100, Bernd Walter wrote:
>> On Thu, Nov 16, 2000 at 06:47:12PM +0100, Bernd Walter wrote:
>> > On Thu, Nov 16, 2000 at 12:32:53PM -0500, Andrew Gallatin wrote:
>> > What I will try next is plugging a keyboard in and I will setting up
>> > an IDE only kernel to see if any of these make a difference.
>> 
>> Just for the record:
>> I tried an IDE only kernel and it booted fine into single user mode.
>> It even survived an fsck -n on that drive.
> 
> But making some load on the network interface hang it in a rather short
> time.
> I realy has something to do wether you are using a device with a level
> triggered int for which you have to disable the source.
> The IDE interface does not need to disable the int source.

All the PCI devices on most alphas (rawhide's excluded AFAIK) are
level-triggered.

-- 

John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/
PGP Key: http://www.baldwin.cx/~john/pgpkey.asc
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/


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