Re: ACPI on hp tc1100

Dave Jones
2004-12-26T07:31:13Z

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