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Date: Wed, 14 May 1997 13:10:09 -0500 (CDT)
From: Mark Tinguely <tinguely@plains.nodak.edu>
Message-Id: <199705141810.NAA08149@plains.nodak.edu>
To: mkerr@cs.ubc.ca, multimedia@FreeBSD.ORG
Subject: Re: FreeBSD 2.2.1-RELEASE and full duplex sound drivers for Gravis MAX
Sender: owner-multimedia@FreeBSD.ORG
X-Loop: FreeBSD.org
Precedence: bulk

>  I have been trying to find the sound source files for 2.2.1 that will support
>  my
>  gravis ultrasound MAX with full duplex audio.  All the tools for mbone work
>  fine ie vat, sdr, etc.  Just need the sound working...

get the GUS PnP support from ftp://rah.star-gate.com/guspnp6.tar.gz
and then apply the follwing patch. Note: this hack breaks GUS PnP support,
but fixes GUS and GUS MAX support.

sys/i386/isa/sound/gus_wave.c:

*** gus_wave.c.orig     Tue Nov  5 12:56:04 1996
--- gus_wave.c  Thu May  8 12:53:06 1997
***************
*** 4830,4835 ****
--- 4830,4836 ----
        if (gus_pnp_found[i] != 0 && gus_pnp_found[i] == hw_config->io_base) 
          gus_pnp_seen = 1;
    }
+ /* XXX */ gus_pnp_seen = 0; /* XXX */
    gus_irq = irq;
    gus_dma = dma;
    gus_dma2 = dma2;

--mark.