In message <[EMAIL PROTECTED]> Pran Joseph writes:
: 1. How can I convert physical address to virtual address . What I want
: is to read the physical address from the device register and to copy it
: to host memory. From my earlier post I found that I can use vtopys
: macro to convert virtual to physical address. Now I want to do the
: reverse.
:
: 2. What are things should I do if I want the driver to work on alpha
: platform also.
Use the bus space macros. These will generally obviate the need to to
the vtophys and ptovirt sorts of things. I don't think FreeBSD has a
ptovirt these days.
Warner
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