Re: Strange issue with opl3sa2 driver under linux 2.4.4

["Jérôme Augé" <jauge@club-internet.fr>]

David Nedved wrote:
> 
> Hi all,
> 
> I'm trying to get sound working on my laptop, and  I'm having some strange
> problems getting it work as expected, and I hope that you can give me some
> insight.  I have a Toshiba Libretto 70CT, which is one of the hardware
> platforms that is mentioned as working in the docs... I CAN get sound out of
> it, but only after a strange ritual...
> 
> I have to do this to get it to work:
> 
> #modprobe opl3sa2 io=0x220 mss_io=0x530 mpu_io=0x330 irq=5 dma=1 dma2=0
> opl3sa2: Control I/O port 0x220 is not a YMF7xx chipset!
> #modprobe opl3sa2 io=0x370 mss_io=0x530 mpu_io=0x330 irq=5 dma=1 dma2=0
> opl3sa2: Control I/O port 0x370 is not free
> opl3sa2: Control I/O port 0x370 is not free
> opl3sa2: Control I/O port 0x370 is not free
> #modprobe opl3sa2 io=0x220 mss_io=0x530 mpu_io=0x330 irq=5 dma=1 dma2=0
> 
> notice that I have to modprobe it FIRST at 0x370, it fails, then it will
> insert into 0x220!  I have verified all the settings through both the BIOS
> setup utility and by dual-booting into Windows98.
> 
> This is with kernel version 2.4.4.  Do you have any idea about why it is
> acting so strange upon inserting?  In /proc/ioports it lists 0x370 as belonging
> to OPL3-SA3, and 0x220 is not listed, however 0x220 is
> the address that it ends up working under both in Windows98 and Linux.
> 
> Thanks very much, I really hope you have some idea how to work around this
> more elegantly (so that maybe I can boot and have sound without typing all
> that junk!)  If there's anything I can do to experiment around that would help
> others, just let me know and I'll be happy to do it.
> 

Are you sure it really fails when modprobing at 0x370 ?

Try to modprobe at 0x370 and immediatly look at the output of "lsmod" to
see if the driver is really loaded or not ... ???

-- 
Jérôme Augé
echo cdqgm@vnqb-hklmpkml.yp | tr khplmndvqyc nirtelacufj
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