kmx git

\ ========== Copyright Header Begin ==========================================
\ 
\ Hypervisor Software File: 8k-pages.fth
\ 
\ Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
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\ ========== Copyright Header End ============================================
id: @(#)8k-pages.fth 1.1 03/06/04
purpose: 
copyright: Copyright 2003 Sun Microsystems, Inc. All Rights Reserved
copyright: Use is subject to license terms.

headers

\ NOTE:
\ The final 2drop is patched at RUNTIME by enable-map-flushing
\ this code is in a performance path which is why it is not
\ using a variable/value/defer to switch this feature on/off.
: map-pages ( pa.lo pa.hi virtual size -- )
   pagesize >mmu-boundaries			( pa.lo pa.hi va' size' )
   2>r 2r@ (map-pages)				( )
   2r>						( va size )
   \ patched to flush-tlb-range
   2drop
;

: unmap-pages ( va len -- )
   pagesize >mmu-boundaries			( va' len' )
   2dup bounds ?do				( va' len' )
      i pgmap@ 0 >tte-valid invert and		( va' len' tte )
      i pgmap!					( va' len' )
   pagesize +loop				( va' len' )
   flush-tlb-range				( )
;

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openbios/openboot/obp/cpu/sparc/ultra/mmu-policy/8k-pages.fth

Commit

obp/cpu/sparc/ultra/mmu-policy/8k-pages.fth
