From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nate Lawson Subject: Re: Still problems with ACPI sleep state Date: Sat, 26 Jun 2004 12:03:52 -0700 (PDT) Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <20040626120209.Y12968@root.org> References: <200406251547.21050.mailinglisten@merula.de> <1088172763.1918.1.camel@camel> <20040625211440.P5510@root.org> <1088254830.4302.1.camel@tyrosine> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Return-path: In-Reply-To: <1088254830.4302.1.camel-myFlNLNQP+Q@public.gmane.org> Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Matthew Garrett Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org On Sat, 26 Jun 2004, Matthew Garrett wrote: > On Fri, 2004-06-25 at 21:15 -0700, Nate Lawson wrote: > > > Could someone familiar with Linux let me know what s3_bios does > > differently from a normal S3? > > It tries to reinitialise the video bios after resume. This sometimes > helps get some amount of video functionality back. The actual sleep and > resume process is identical other than that. I see. I didn't know if it was something else. This is just the lcall hack. We do that too: /* Re-initialize video BIOS if the reset_video tunable is set. */ cmp $0,reset_video je wakeup_16_gdt lcall $0xc000,$3 -Nate ------------------------------------------------------- This SF.Net email sponsored by Black Hat Briefings & Training. Attend Black Hat Briefings & Training, Las Vegas July 24-29 - digital self defense, top technical experts, no vendor pitches, unmatched networking opportunities. Visit www.blackhat.com