Date: Thu, 06 May 2004 09:08:49 +0200 From: Hendrik Hasenbein <hhasenbe@techfak.uni-bielefeld.de> To: Kenneth Culver <culverk@sweetdreamsracing.biz> Cc: Johan Pettersson <manlix@demonized.net> Subject: Re: nVidia FX Support? Message-ID: <4099E481.9090201@techfak.uni-bielefeld.de> In-Reply-To: <20040505224110.egwww084ck8w8scc@www.sweetdreamsracing.biz> References: <40982623.2090804@bellsouth.net> <409947B8.6050804@mitre.org> <20040505161811.ca8s4c88s48ckoos@www.sweetdreamsracing.biz> <200405061102.57036.doconnor@gsoft.com.au> <20040505224110.egwww084ck8w8scc@www.sweetdreamsracing.biz>
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Kenneth Culver wrote: > Quoting Daniel O'Connor <doconnor@gsoft.com.au>: > >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >> >> On Thu, 6 May 2004 05:48, Kenneth Culver wrote: >> >>> > If it still hangs, or is unstable, you might try forcing the AGP >>> down to >>> > 4x or 2x. Many motherboards are unstable at 8x. >>> >>> I'm thinking it's because I had the XFree86-Server-Snap port >>> installed... >>> that nvidia driver wasn't designed to work with that server. Also, I >>> have >>> the acpi module loaded, and I've heard of that causing problems. The >>> card >>> works fine in 8x mode in windows, so I don't think that's the problem. >> >> >> The Windows drivers could have workarounds for broken AGP hardware (ie >> the AGP >> driver itself) >> > I don't think the AGP hardware is broken, but BSD can't seem to route the > interrupt correctly for the AGP port. It cause the video card to be > routed to > IRQ 11 in FreeBSD, but in Windows, it is routed to irq 16. They should > be the > same in both OS's, and since it works in windows, I'm assuming it's FreeBSD > that's broken. No they don't need to be reported as the same interrupt. Just look at APIC vs non-APIC. IRQ11 looks like non-APIC, IRQ16 is most likely APIC driven. If you have agp in your kernel, remove that line and preload the nvidia.ko from the bootloader. That way my system works with a 5900XT. (nforce2, no apic, acpi enabled) Hendrik
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