obp/obp/os/bootprom/deladdr.fth

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\ Hypervisor Software File: deladdr.fth
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id: @(#)deladdr.fth 1.8 94/11/08
purpose:
copyright: Copyright 1990-1994 Sun Microsystems, Inc.  All Rights Reserved

\ When freeing virtual memory, if the address property of the current
\ device refers to that virtual memory, delete the address property.

headerless
: ?delete-address  ( adr len -- adr len )
   my-self  if                                       ( adr len )
      also  my-voc execute                           ( adr len )
      " address" get-property  0=  if                ( adr len value-adr,len )
         get-encoded-int  2 pick  =  if              ( adr len )
            " address" delete-property               ( adr len )
         then                                        ( adr len )
      then                                           ( adr len )
      previous                                       ( adr len )
   then                                              ( adr len )
;
headers
: free-virtual  ( adr len -- )  ?delete-address  " map-out" $call-parent  ;