Date: Thu, 23 Dec 1999 11:11:51 +0000 (GMT) From: Doug Rabson <dfr@nlsystems.com> To: Theo van Klaveren <havoc@Cal30B054.student.utwente.nl> Cc: freebsd-hackers@freebsd.org Subject: Re: Question about GLIDE... Message-ID: <Pine.BSF.4.10.9912231110280.22613-100000@salmon.nlsystems.com> In-Reply-To: <Pine.BSF.4.21.9912221811070.95260-100000@Cal30B054.student.utwente.nl>
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On Wed, 22 Dec 1999, Theo van Klaveren wrote:
> Hello,
>
> I am in the process of porting the GLIDE library to FreeBSD/i386
> which is making good progress so far. My worst enemy has been the
> build system itself and the huge amount if `#ifdef __linux__' in
> the code.
>
> I am doing this in the light of the Quake source code
> release, which I'd like to play natively with 3dFX hardware... :)
> (for the interested: I have already gotten the server and X11
> client to build, but I haven't tested them yet.)
>
> My question is about this particular piece of code in
> swlibs/fxpci/pcilib/fxlinux.c, around line 70:
>
> if (iopl(3)<0) {
> pciErrorCode = PCI_ERR_NO_IO_PERM;
> return FXFALSE;
> }
>
> Does anyone know what 'iopl(3)' is supposed to do,
> and what it's equivalent on FreeBSD is (if at
> all available)?
>
> The code this is in is about opening the /dev/3dfx device
> (which is not available for FreeBSD so it'll fail anyway),
> so I _could_ just remove it, but I'm not so certain...
>
> Also, IANAL, so could anyone tell me if the 3DFX license
> permits me to publish my patches under a BSD-style license?
I already ported the voodoo2 sources for Glide 2.x and Glide 3.x. You can
find patches at:
http://www.freebsd.org/~dfr/Glide-V2-2.53.diff
http://www.freebsd.org/~dfr/Glide-V2-3.01.diff
--
Doug Rabson Mail: dfr@nlsystems.com
Nonlinear Systems Ltd. Phone: +44 181 442 9037
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