Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 26 Oct 2000 18:51:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 26 Oct 2000 18:51:47 -0400 Received: from parcelfarce.linux.theplanet.co.uk ([195.92.249.252]:13072 "EHLO www.linux.org.uk") by vger.kernel.org with ESMTP id ; Thu, 26 Oct 2000 18:51:38 -0400 From: Russell King Message-Id: <200010262004.e9QK4wJ21270@flint.arm.linux.org.uk> Subject: Re: [PATCH] make my life easier ... To: andre@linux-ide.org (Andre Hedrick) Date: Thu, 26 Oct 2000 20:04:56 +0000 () Cc: sfr@linuxcare.com.au (Stephen Rothwell), torvalds@transmeta.com (Linus Torvalds), linux-kernel@vger.kernel.org, alan@lxorguk.ukuu.org.uk (Alan Cox), mlord@pobox.com (Mark Lord) In-Reply-To: from "Andre Hedrick" at Oct 25, 2000 09:25:10 PM X-Location: london.england.earth.mulky-way.universe X-Mailer: ELM [version 2.5 PL1] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andre Hedrick writes: > APM signals ATA/IDE to goto sleep. > IDE then records and buffers the setup of the host and device. > IDE forces device and host to PIO 0 (imortant step, explain later) > IDE issues spindown and sleep task-command. > IDE returns to APM with success/failure. Insert here... BIOS tries to hibernate to disk and finds the disk already asleep. > success, sets request_queue blocker flag (very critical) _____ |_____| ------------------------------------------------- ---+---+- | | Russell King rmk@arm.linux.org.uk --- --- | | | | http://www.arm.linux.org.uk/personal/aboutme.html / / | | +-+-+ --- -+- / | THE developer of ARM Linux |+| /|\ / | | | --- | +-+-+ ------------------------------------------------- /\\\ | - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/