From owner-freebsd-current  Thu Mar 16 23:15: 7 2000
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Date: Thu, 16 Mar 2000 23:11:12 -0800
From: Julian Elischer <julian@elischer.org>
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To: Ville-Pertti Keinonen <will@iki.fi>
Cc: Darryl Okahata <darrylo@sr.hp.com>, haro@tk.kubota.co.jp,
	freebsd-current@freebsd.org
Subject: Re: [sound] PCI ESS support
References: <200003161702.JAA23772@mina.sr.hp.com.newsgate.clinet.fi> <86itymyuz0.fsf@not.demophon.com>
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Ville-Pertti Keinonen wrote:
> 
> Darryl Okahata <darrylo@sr.hp.com> writes:
> 
> >      Well, I was going to take Ville-Pertti Keinonen's (will@iki.fi)
> > ESS2 mixer code and turn it into an LKM, which I'd then try to add sound
> > output using the Linux code.  However, I'm not familiar with how one
> > accesses interrupts and DMA under FreeBSD, and so it would take me a
> > while.  If anyone else would like to do it, that's fine with me.
> 
> Another (perhaps simpler) alternative might be to try to get it to
> work in SB emulation mode.
> 
> I've managed to get it to probe as a SoundBlaster (just by adding
> pci_write_config(dev, 0x41, 0x10, 1) to the probe code in my mixer
> driver):

That was going to be my first try :-)


> 
> sbc0: <Soundblaster Pro> at port 0x220-0x22f irq 5 drq 1 on isa0
> 
> However, it doesn't work (the interfaces seem to work, but the mixer
> settings don't affect anything and playback doesn't get anywhere) and
> I still haven't had time to look at it properly (and don't expect to
> any time soon).

-- 
      __--_|\  Julian Elischer
     /       \ julian@elischer.org
    (   OZ    ) World tour 2000
---> X_.---._/  presently in:  Perth
            v


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