hi nick,
I would like to join in writing the same.I have the
ymf724 card and i am using linux without sound.
bye
vinu
On Wed, 22 Mar 2000 22:54:13 -0800 (PST)
Nick Hill <[EMAIL PROTECTED]> wrote:
> *This message was transferred with a trial version of
> CommuniGate(tm) Pro*
>
> Hi guys! I have the (in)famous YMF724. What some ppl.
> refer as the Mercury 32-bit PCI sound
> card. I've got the docs for it from Yamaha, tho only
> to simulate the 8-Bit Sound Blaster
> mode. They've taken the docs off the site now. Its
> just a matter of manipulating a small PCI
> register. So it wasn't much of a job. I wrote the
> module, cuz the card has EXCELLENT sound
> in doze. Yamaha refused to give me the specs for the
> PCI registers. They told me that i had
> to sign an NDA, which i am against, in the spirit of
> Open Source. However, i managed to find
> a DOS program, from Yamaha, which plays 16-bit sound
> in DOS, w/o ANY drivers. That means its
> doing all the dirty work itself. I tried reverse
> engineering it, but all i manage to do is
> hang my system, while using multiple monitors to debug
> the silly thing. The program is a
> DOS4GW pmode exe, which makes it even more difficult
> to reverse engineer and make out the
> Assembly, even if i'm using a pmode debugger, on my
> second screen. I haven't yet tried
> debugging thru the serial port, but i think thats my
> next move, as i have some doubt that
> the changing of the active screen maybe causing some
> conflict. I need some DOS PCI
> programming pointers. I am pretty comfy with DPMI, but
> i've never done PCI stuff, in DOS.
> ISA is fine with me, but PCI... noooo! If someone can
> help me out in this aspect, i'd be
> grateful, so that i can write the driver and do
> something for the linux community something
> in return fer all its given me. thanx.
>
> Nikhil.
> ILUG-HYD.
>
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