Thanks Arnd
But i wish to know that could i use phy_to_virt() function in place io ioremap() ????? And could you give me an example where we could use phy_to_virt(). ioremap() implementation i have already done. ---Misbah Arnd Bergmann wrote: > > On Monday 22 October 2007, Misbah khan wrote: >> Could you Please let me know what is the difference between ioremap() and >> phy_to_virt() function being provided by the Kernel. > > ioremap gives you a new mapping for I/O addresses that you can access > with functions like in_be32 and the like. > > phy_to_virt() is rarely used at all, it only serves to convert a physical > address for main memory (RAM) into the address used inside of the kernel. > > Arnd <>< > _______________________________________________ > Linuxppc-embedded mailing list > Linuxppc-embedded@ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-embedded > > -- View this message in context: http://www.nabble.com/Difference-between-ioremap%28%29-and-phy_to_virt%28%29-Kernel-function-tf4669833.html#a13357088 Sent from the linuxppc-embedded mailing list archive at Nabble.com. _______________________________________________ Linuxppc-embedded mailing list Linuxppc-embedded@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-embedded
