From owner-freebsd-hackers Mon Mar 15 11:52:44 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from caladan.tdx.co.uk (caladan.tdx.co.uk [195.188.177.4]) by hub.freebsd.org (Postfix) with ESMTP id E7EFC15410 for ; Mon, 15 Mar 1999 11:52:12 -0800 (PST) (envelope-from kpielorz@tdx.co.uk) Received: from tdx.co.uk (lorca-tx.tdx.co.uk [195.188.177.242]) by caladan.tdx.co.uk (8.9.3/8.9.3/Kp) with ESMTP id TAA79415; Mon, 15 Mar 1999 19:51:23 GMT Message-ID: <36ED64BB.6454E97F@tdx.co.uk> Date: Mon, 15 Mar 1999 19:51:23 +0000 From: Karl Pielorz Organization: TDX - The Digital eXchange X-Mailer: Mozilla 4.5 [en] (WinNT; I) X-Accept-Language: en MIME-Version: 1.0 To: "Kenneth D. Merry" Cc: Matthew Dillon , smp@csn.net, hackers@FreeBSD.ORG Subject: Re: power-off without halt References: <199903151941.MAA20523@panzer.plutotech.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG "Kenneth D. Merry" wrote: > Don't ATX power supplies have some sort of soft power-off capability? > How about tying a "power" button on the front panel of this device to a > switch that would tell the machine to halt itself and then power off? > > It looks like the pieces are there. What you want, I suppose, is a > motherboard that can intercept the power switch signal, generate an > interrupt, and then wait for some feedback from the OS before sending the > signal on to shut down the power. They do... Both my boxes here do it while running Win'95/98... If you want to switch them off instantly, no questions asked - you have to hold the on/off button for 4 seconds. If you just tap the same button Win'95/98 shuts down, then switches the machine off... Quite handy I guess :-) (Except more often than not the reason for wanting to switch off the machine is that Win'9X has crashed, beyond seeing the switch being thrown :-) (In which case a 4 second extended press kills it dead... :-) -Karl To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message