On giu 10 12:54, Rocky Hotas wrote: > the address 0x10110000 belongs to a `user process virtual space, mapped > and cached', both when the processor uses 32 and 64 bit addresses.
No, sorry, that was about Virtual addresses, not physical ones. Here, <https://techpubs.jurassic.nl/manuals/hdwr/developer/DevDrvrO2_PG/sgi_html/ch15.html#id14958> it is only stated that ``the relationship between the PCI bus address space and the system memory physical address space differs from one system type to another''. So, basically it gives no information. Rocky
