obp/obp/arch/sun4v/mdload.fth

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\ Hypervisor Software File: mdload.fth
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id: @(#)mdload.fth 1.4 07/06/22
purpose:
copyright: Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
copyright: Use is subject to license terms.

headerless

0 value reset-reason

: power-on-reset? ( -- flag )  reset-reason 0=  ;

2 2 h# 01 0 hypercall: hv-get-md ( len buf -- len status )

stand-init: Get machine description and initialize values
   \ Hcall will fail, and return the actual length
   0 0 hv-get-md drop                                   ( n )
   dup h# 1f + alloc-mem                                ( n va )
   h# 20 round-up dup is guest-md is md-data            ( n )
   md-data >physical drop  hv-get-md  if                ( len )
      cmn-fatal[ " Failed to read machine description" ]cmn-end
   then  drop                                           ( )

   md-root-node " reset-reason"  md-get-required-prop   ( val type )
   drop is reset-reason

   power-on-reset? if
      \ On 'power-on' ie guest first init memory is always clean
      memory-clean? on
   then

   0 " platform" md-find-node
   " max-cpus" md-get-required-prop
   drop is max-#cpus

   md-root-node " cpu" md-find-node
   " mmu-max-#tsbs" md-get-required-prop drop is max-#tsb-entries
;