From owner-freebsd-mobile Mon Apr 19 11:55:23 1999 Delivered-To: freebsd-mobile@freebsd.org Received: from freebsd.dk (freebsd.dk [212.242.42.178]) by hub.freebsd.org (Postfix) with ESMTP id 3F5D115731 for ; Mon, 19 Apr 1999 11:55:10 -0700 (PDT) (envelope-from sos@freebsd.dk) Received: (from sos@localhost) by freebsd.dk (8.9.1/8.9.1) id UAA28293; Mon, 19 Apr 1999 20:51:57 +0200 (CEST) (envelope-from sos) From: Soren Schmidt Message-Id: <199904191851.UAA28293@freebsd.dk> Subject: Re: Sony VAIO suspend In-Reply-To: <19393.924547291@critter.freebsd.dk> from Poul-Henning Kamp at "Apr 19, 1999 8:41:31 pm" To: phk@critter.freebsd.dk (Poul-Henning Kamp) Date: Mon, 19 Apr 1999 20:51:56 +0200 (CEST) Cc: imp@harmony.village.org, dcs@newsguy.com, randy@psg.com, mobile@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL43 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-freebsd-mobile@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org It seems Poul-Henning Kamp wrote: > Standby: keep CPU & clocks running at lowest possible speed. > Possibly shut down non-state keeping parts of I/O devices (ie: spin > down disk, turn off amplifier for sound, turn off backlight.) The > machine is still alive and running. Batteries will last for some > hours maybe a day. Most machines doesn this in multiple steps, > with timeouts for screen, cpu and disk user-settable in the BIOS > setup. > > Suspend: Stop the CPU & clocks. State still in RAM. Various IO > device states stored in RAM and the devices turned off. Disks in > SLEEP mode, if not downright turned off. Batteries will last for > some days if not weeks. What most portables do when you "press > the button". > > Hibernate: All state stored on disk (or other NV media). Entire > machine turned off. Batteries can be removed. Disk can be > transplanted to other but identical hardware and resumed there (!) I think this is called supspend-to-disk on many machines, at least it is on the DELL's (and it works btw). (just to clobber up the terms) -Søren To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message