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Re: pmap_extract(9) (was Re: xmd(4) (Re: XIP))
On Nov 1, 2010, at 8:55 AM, Eduardo Horvath wrote:
> On Mon, 1 Nov 2010, Masao Uebayashi wrote:
>> I think pmap_extract(9) is a bad API.
>> After MD bootstrap code detects all physical memories, it gives
>> all the informations to UVM, including available KVA. At this
>> point UVM knows all the available resources of virtual/physical
>> addresses. UVM is responsible to manage all of these.
> This is managed RAM. What about I/O pages?
Indeed. Also consider that pmap's are designed to have to have
fast V->P translations, using that instead of UVM makes a lot of
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