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\ Hypervisor Software File: sysnodes.fth
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id: @(#)sysnodes.fth 1.6 02/08/20
purpose: 
copyright: Copyright 1990-1994,2002 Sun Microsystems, Inc.  All Rights Reserved
copyright: Use is subject to license terms.

headers
defer client-services

\ Create the standard system nodes
root-device
   new-device				\ Node for software "library" packages
      " packages" device-name
      true support-node? !		\ Not a real device node!!
   finish-device

   new-device				\ Reports firmware run-time choices
      " chosen" device-name
      true support-node? !		\ Not a real device node!!
   finish-device

   new-device				\ Node describing the firmware
      " openprom" device-name
      true support-node? !		\ Not a real device node!!
      0 0 " relative-addressing" property
      0 0 " aligned-allocator"	 property

      new-device     current-device to client-services
         " client-services" device-name
      finish-device
   finish-device

   new-device				\ Node for configuration options
      ' options 'properties token!	\ "options" voc is node's property list
      " options" device-name
      true support-node? !		\ Not a real device node!!
   finish-device

   new-device				\ Node for configuration options
      ' aliases 'properties token!	\ "options" voc is node's property list
      " aliases" device-name
      true support-node? !		\ Not a real device node!!
   finish-device
device-end

headerless
\ "chosen-variable" is a convenient way to report the contents of a
\ variable in a "/chosen" property.  Example: stdout " stdout" chosen-variable
5 actions
action:  token@ execute @ encode-int over here - allot  ;   \ get
action:  token@ execute >r get-encoded-int r> !   ;         \ set
action:  token@ execute  ;                                  \ addr
action:  drop  ;
action:  drop  ;

: chosen-variable  ( acf adr len -- )
   also " /chosen" find-device
      make-property-name token, use-actions
   previous definitions
;

5 actions
\ Add NULL at the end of the string to the length
action:  token@ execute cscount 1+ ( adr len )  ;          \ get
action:  token@ execute >r cscount r> place-cstr drop  ;   \ set
action:  token@ execute  ;                                 \ addr
action:  drop  ;
action:  drop  ;

: chosen-string  ( acf adr len -- )
   also " /chosen" find-device
      make-property-name token, use-actions
   previous definitions
;
headers