Dual-Port SRAM
Fillod Stephane
stephane.fillod at thomson.net
Tue May 4 18:48:04 EST 2004
Bob White wrote:
> What configuration is necessary to map this memory into the kernel?
You need ioremap() and a good book on Linux Kernel Driver development.
Excellent examples are in linux/drivers directory.
> Can you point me to some examples? How does it then get accessed from
> a user program?
Bob, Wolfgang was talking about this reply ;-)
So, here is the FAQ:
Please have a look at Denx's FAQ for accessing memory bus:
http://www.denx.de/twiki/bin/view/PPCEmbedded/DeviceDrivers#Section_Accessin
gPeripheralsFromUserSpace
For more information, please follow this thread:
http://lists.linuxppc.org/linuxppc-embedded/200403/msg00059.html
Next time, google and list archive are your friend ;-)
Regards,
Stephane
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