hiren_mehta@agilent.com wrote:
> I looked at the IO-mapping.txt file. It says that
> on x86 architecture it should not make any difference.
> It also says that "on x86 it _is_ the same memory space. So
> on x86 it actually works to just dereference a pointer".
> Any inputs on this ?
Don't depend on architecture-specific guarantees like this, it could
change, etc.
Use ioremap, it's portable, it's standard, it's the way to go. ;-)
Jeff
-- Jeff Garzik | "When I do this, my computer freezes." Building 1024 | -user MandrakeSoft | "Don't do that." | -level 1 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Wed Nov 15 2000 - 21:00:13 EST