From mboxrd@z Thu Jan 1 00:00:00 1970 From: Herman Sheremetyev Subject: Re: Radeon S3/resume: VGA ROM POST from kernel Date: Mon, 19 Jul 2004 17:21:41 -0400 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <1090272101.2163.228.camel@camel> References: <200407191938.17104.stefandoesinger@gmx.at> Reply-To: herman-6MNMYbGzEYJWk0Htik3J/w@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <200407191938.17104.stefandoesinger-RbZlAiThDcE@public.gmane.org> Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Just curious but is this any different from the Int 10 hack performed when you boot with acpi_sleep=3Ds3_bios? =20 -Herman On Mon, 2004-07-19 at 13:38, Stefan D=C3=B6singer wrote: > Hello, > > I've implemented VGA POSTing using a real-mode tunnel from kernel > > space. IMO, this has some advantages over user space methods: > Great!!!! > For some reason, it doesn't work for me(Kernel 2.6.8-rc2). I cleaned up= my=20 > source directory and I'll try again with a clean build again. If it doe= sn't=20 > work I'll try 2.6.7. >=20 > Do I need any other patches? >=20 > > 1. It works with the aty/radeon_pm.c resume code. I don't see how to > > easily achieve this with user space methods. > Do you have radeonfb and fbcon loaded(or compiled into the kernel)? >=20 > > 2. Real mode seems faster than userspace vm86 >=20 > > 3. It is the right way. Bringing up the hardware is clearly the > > responsibility of the kernel/drivers resume code. > Agreed. Someone wrote that this reset can't be performed by kernel code= . >=20 > This is really great, and as soon as it works for me I'll upload it to = my=20 > website. >=20 > Cheers, > Stefan >=20 >=20 > ------------------------------------------------------- > This SF.Net email is sponsored by BEA Weblogic Workshop > FREE Java Enterprise J2EE developer tools! > Get your free copy of BEA WebLogic Workshop 8.1 today. > http://ads.osdn.com/?ad_id=3D4721&alloc_id=3D10040&op=3Dclick > _______________________________________________ > Acpi-devel mailing list > Acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org > https://lists.sourceforge.net/lists/listinfo/acpi-devel ------------------------------------------------------- This SF.Net email is sponsored by BEA Weblogic Workshop FREE Java Enterprise J2EE developer tools! Get your free copy of BEA WebLogic Workshop 8.1 today. http://ads.osdn.com/?ad_id=4721&alloc_id=10040&op=click