On Tue, 30 Aug 2011, Gary Thomas wrote: > On 2011-08-30 15:43, Paul Walmsley wrote: > > > So are these addresses virtual? My (perhaps incorrect) understanding of > > the device tree files was that they were intended to describe the physical > > memory map, rather than the virtual memory map. Or does this PowerPC > > variant have the ability to dynamically change its own physical address > > decoding? Or is something else going on? > > These addresses correspond to the internal registers which can be moved. > The default address is set by hardware at reset time (check out the > documentation on the hardware reset word). Obviously one board is > strapped for the IMMR at one address, another board at a different > address. I almost always configure my boards to use 0xF0000000 for the > IMMR.
Got it. Thanks Gary. - Paul _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev