At Wed, 12 May 2004 03:16:14 +0100,
James Courtier-Dutton wrote:
>
> [EMAIL PROTECTED] wrote:
> > Here's the first pass at the driver. I've tested it mainly with XMMS with the ALSA
> > output plugin.
> >
> > alsaplayer didn't work, not sure why. I've also tested with the pcm test in
> > alsa-lib which seems to be jumping, so that's another problem.
> >
> > I've removed the joystick support for now, but the only reason I added it was
> > because the intel8x0.c driver has joystick support in it.
> >
> > Enjoy,
> >
> > Francisco
> >
> >
>
> I would like to add some information that might help people modifying
> this for the Audigy LS.
>
> The outputs for the card work in 2 modes.
> 1) Probably analogue on the output jacks.
> snd_emu10k1x_ptr_write(chip, 0x41, 0, 0x70f);
> snd_emu10k1x_ptr_write(chip, 0x45, 0, 0);
it's already in emu10k1x.c.
> 2) Probably digital spdif on the output jacks.
> snd_emu10k1x_ptr_write(chip, 0x41, 0, 0x1000f);
> snd_emu10k1x_ptr_write(chip, 0x45, 0, 0x700);
it's not.
> To enable this driver loading for the Audigy LS, have the following PCI IDs.
> static struct pci_device_id snd_emu10k1x_ids[] = {
> { 0x1102, 0x0006, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* Dell OEM
> version (EMU10K1X) */
> { 0x1102, 0x0007, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* Audigy LS */
> { 0, }
> };
so, just adding the pci id for audigy LS would suffice at least for
analog output?
>
> Other information: -
> value = snd_emu10k1x_ptr_read(chip, 0x74, 0);
> printk("Some special chip ID = %04x\n",value);
what value on Dell OEM?
> Further additions to the snd_emu10k1x_create() function, after the lines
> snd_emu10k1x_ptr_write(chip, 0x41, 0, 0x70f); // ???
> snd_emu10k1x_ptr_write(chip, 0x45, 0, 0);
hmm...
> snd_emu10k1x_ptr_write(chip, 0x65, 0, 0x1000);
> snd_emu10k1x_ptr_write(chip, 0x72, 0, 0xf0f003f);
routing?
> snd_emu10k1x_ptr_write(chip, 0x71, 0, 0xf0000000);
> snd_emu10k1x_ptr_write(chip, 0x61, 0, 0x0);
> snd_emu10k1x_ptr_write(chip, 0x62, 0, 0x0);
>
> The AudigyLS also seems to use the emu10k1x_ptr 0x75 a lot in interrupt
> routines, but the Dell OEM one does not.
what value is supposed to be on 0x75?
Takashi
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