From alsa-user-owner@alsa.jcu.cz  Fri Oct  2 10:23:54 1998
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	Fri, 2 Oct 1998 10:18:47 +0200
Date: Fri, 2 Oct 1998 10:18:26 +0200 (CEST)
From: Jaroslav Kysela <perex@jcu.cz>
To: Alex Romosan <romosan@adonis.lbl.gov>
cc: alsa-user@alsa.jcu.cz
Subject: Re: Yamaha OPL3-SA3 (YMF715)
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On Thu, 1 Oct 1998, Alex Romosan wrote:

> i have one of the above mentioned sound chips (integrated on an Intel
> AL440LX motherboards). i started with alsa drivers from cvs checked out
> yesterday. after compiling the drivers and trying to insert the
> modules in the kernel i got the following:
> 
> snd: OPL3-SA [0x220] detect (0) = 0xff 
> Sep 30 23:14:39 caliban kernel: snd: Yamaha OPL3-SA soundcard #1 not found at 0x220 or device busy 

Base port for ALSA is control port for OPL3-SA[2,3] chips, not SB
emulation which isn't used due known limitations - WSS is better.
See to INSTALL file.

Use port around 0x100 which is listed in your isapnp.conf rather.

> 
> based on a previous message, i modified alsa-driver/cards/opl3-sa.c
> like this:
> 
> Index: cards/opl3-sa.c
> ===================================================================
> RCS file: /home/alsa/cvsroot/alsa-driver/cards/opl3-sa.c,v
> retrieving revision 1.8
> diff -r1.8 opl3-sa.c
> 159a160
> >     case 0x07:

It's wrong patch. We don't want detect SB emulation...

> now, the card was being recognized, but still no sound. i had to
> insert the snd-pcm1-oss module to get the sound to work.

It's ok.

> i don't know what is supposed to do). also i can't play midi files:
> 
> playmidi file.midi gives:
> 
> open /dev/sequencer: Operation not supported by device

Not supported yet.

						Jaroslav

-----
Jaroslav Kysela <perex@jcu.cz>
Academic Computer Centre, University of South Bohemia
Branisovska 31, C. Budejovice, CZ-370 05 Czech Republic


