From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Jones Subject: Re: ACPI on hp tc1100 Date: Sun, 26 Dec 2004 02:31:13 -0500 Message-ID: <20041226073113.GA919@redhat.com> References: <41B2912D.8020105@joshuawise.com> <41B377AE.7080108@joshuawise.com> <41CE656C.1050500@joshuawise.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <41CE656C.1050500-NtISFavHD68j5TC/SZClsA@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: Joshua Wise Cc: hgfelger-9nAOAgdJVo4b1SvskN2V4Q@public.gmane.org, acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org On Sun, Dec 26, 2004 at 02:17:00AM -0500, Joshua Wise wrote: > Joshua Wise wrote: > >Hm. First, I tried just setting Option "NvAGP" "1" in my XF86Config > >without downgrading, and that seemed to do the trick! I am running the > >latest NVidia drivers: 6629. However, when the system 'comes back to > >life', the wireless is non-functional, as described below. The > >wacom-acpi driver also seems to need to be reloaded: on resume, dmesg > >reports that ttyS4 failed the LSR safety check. > > Well, digging this out of the archive.... I figured out why NvAGP 1 > "fixed" the problem. It seems that the tc1100's AGP host bridge is in > fact unsupported by the NVIDIA AGP driver, so when we force the NVIDIA > driver's AGP mode, we effectively disable AGP and only use PCI. I wonder > if kernel AGPGART is not doing some sort of appropriate AGP magic before > the NVIDIA driver comes back up? What does lspci say about the host/pci bridge ? Dave ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://productguide.itmanagersjournal.com/