From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: Suspend-to-RAM on Sony Vaios Date: Thu, 4 Nov 2004 12:40:20 +0100 Message-ID: <20041104114020.GC1006@elf.ucw.cz> References: <88056F38E9E48644A0F562A38C64FB60033E4DDC@scsmsx403.amr.corp.intel.com> <20041103155217.GH24195@wotan.suse.de> <20041103172120.GB18092@wotan.suse.de> <20041104090233.GD28895@wotan.suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20041104090233.GD28895-B4tOwbsTzaBolqkO4TVVkw@public.gmane.org> Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Andi Kleen Cc: ole.rohne-vJEk5272eHo@public.gmane.org, "Pallipadi, Venkatesh" , Emmanuel Thom?? , Jon Valvatne , acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Hi! > > Andi> early printk to serial or vga if you're in text mode should > > Andi> always work. > > > > You mean "should always work" as in "not hanging the machine"? > > Maybe... It certainly doesn't "work" in the sense of displaying text > > on the screen. > > Of course you cannot display anything on the screen when the video > card is not posted yet. I feel you're intentionally trying to misundertand > me. If you want to debug the POST process you need some other debug > channel, like serial output or the usb debug console. This is quite hard to do. Bios does not init video card, and it does initialize other hardware, either. Serials are not available on many machines, and initializing usb from real mode would be way too hard.... Pavel -- People were complaining that M$ turns users into beta-testers... ...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl! ------------------------------------------------------- This SF.Net email is sponsored by: Sybase ASE Linux Express Edition - download now for FREE LinuxWorld Reader's Choice Award Winner for best database on Linux. http://ads.osdn.com/?ad_id=5588&alloc_id=12065&op=click