Date: Thu, 6 May 2004 09:00:49 -0400 From: Kenneth Culver <culverk@sweetdreamsracing.biz> To: Hendrik Hasenbein <hhasenbe@techfak.uni-bielefeld.de> Cc: Johan Pettersson <manlix@demonized.net> Subject: Re: nVidia FX Support? Message-ID: <20040506090049.o4nwg40sw08g84s8@www.sweetdreamsracing.biz> In-Reply-To: <4099E481.9090201@techfak.uni-bielefeld.de> 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> <4099E481.9090201@techfak.uni-bielefeld.de>
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Quoting Hendrik Hasenbein <hhasenbe@techfak.uni-bielefeld.de>: > 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 The thing that bugs me is that I have apic in the kernel, and the card is still at irq 11. I already tried removing agp from the kernel along with apic, but the only thing that shows up on the screen is garbage. (the machine doesn't hang though :-P. Ken
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