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From: Ben Paley <ben@spooty.net>
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Date: Mon, 5 Sep 2005 15:26:22 +0100
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Subject: Re: Internal SD card reader, Dell laptop
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On Monday 05 September 2005 11:50, Roland Smith wrote:

> > $ pciconf -lv
> > <snip/>
> > none5@pci3:1:2: class=0x080501 card=0x01881028 chip=0x08221180 rev=0x17
> > hdr=0x00
> >     vendor   = 'Ricoh Co Ltd'
> >     device   = 'SD Bus Host Adapter'
> >     class    = base peripheral
> >
> > Is that it?
>
> I think so. According to the following page,
> http://www.math.ucla.edu/~jimc/insp6000/p-proc.html#sd it is a Ricoh
> R5c576A chip. Looking at the Ricoh page for this chip,
> http://www.ricoh.com/LSI/product_pcif/pcc/5c576a/ there seems to be no
> programming info available.
>
> AFAICT, there is no Linux driver either, but someone seems to be working
> on it: http://list.drzeus.cx/pipermail/wbsd-devel/2005-March/000261.html
> You could try contacting this person to see how far his efforts have
> come, and who the FreeBSD kernel developer is who is working on this.

Thanks a lot for your advice - I shall follow it, even if it is slightly 
dispiriting. Perhaps I should learn C properly and start writing some 
drivers... :-)

Cheers,
Ben