On Friday 30 April 2010 10:11:53 Graeme Russ wrote: > I'm looking for information on how to access a Compact Flash card which is > memory-mapped (from 0x20001000) > > From what I have read, there a 3 address lines (8 addresses) which access > IDE registers within the CF chip > > My question is, how do I access such a custom address range within Linux?
wouldnt this be a better question posted to lkml and/or the linux-ide lists ? > I'm looking at the 'OF-platform PATA driver' which appears to be what I > want (a very basic IDE driver) but I am a bit lost on how to set up a > specific base address. > > Where should I look for examples of CF cards mapped to specific address > spaces? we do it on the Blackfin quite a bit using the pata platform driver: http://docs.blackfin.uclinux.org/doku.php?id=hw:cards:cf-ide-nand -mike
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