Re: Linux 2.2 sb_card.c, sb_dsp_detect, and Yamaha YMF744B

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Tue Apr 18 2000 - 06:35:25 EST


> I'm toying around with the sb driver on my Sony Vaio laptop with a YMF744B
> sound chip. Since Yamaha isn't forthcoming with any docs, I'd like to see
> if I can get sound working in a 16 bit mode using the sb driver.

The SB emulation on that board is SB Pro (8bit) according to what few
docs I have

> Glancing through the sb source I noticed that there is a test in
> sb_common.c:sb_dsp_detect for "pci == SB_PCI_YAMAHA" but AFAIK it's never
> set, since the call in sb_card.c is:
> sb_dsp_detect(hw_config, 0, 0);

Yes when I was fiddling I had a seperate module that did a pci scan for
the yamaha then called sb_dsp_detect() for the ones it found

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