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1a08f436
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Date :
2010-08-25T09:23:17
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\ ========== Copyright Header Begin ==========================================
\
\ Hypervisor Software File: init-c9.fth
\
\ Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
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\ or without modification, are permitted provided that the following
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\ this list of conditions and the following disclaimer.
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\ - Redistribution in binary form must reproduce the above copyright notice,
\ this list of conditions and the following disclaimer in the
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\ INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
\ PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
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\ ========== Copyright Header End ============================================
id: @(#)init-c9.fth 1.9 00/02/15
purpose:
copyright: Copyright 1999 Sun Microsystems, Inc. All Rights Reserved
headerless
0 value c-stack
\
\ If OBP takes an exception fairly early, the exception handler tries to
\ use this before we have allocated enough state to cope.
\
: init-c-stack ( -- )
c-stack 0= if exit then
lock[
7 cleanwin! 0 otherwin!
0 wstate! 0 canrestore!
6 cansave! 0 cwp!
c-stack %o6!
0 %i6! 0 %i7!
c-stack /entry-frame negate 0 fill
]unlock
;
: create-c-stack ( -- )
\ Establish the C stack
mmu-pagesize dup 0 ( align size virt )
[ also client-services ] claim [ previous ] ( stack-bottom-adr )
dup mmu-pagesize erase
mmu-pagesize + d# 7 invert and
/entry-frame + V9_SP_BIAS - to c-stack
init-c-stack
;
stand-init: Creating C stack
create-c-stack
;
headers