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\ Hypervisor Software File: hslave.fth
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id: @(#)hslave.fth 1.3 07/05/04
copyright: Copyright 2007 Sun Microsystems, Inc. All Rights Reserved
copyright: Use is subject to license terms.
\ Turn OFF everything except for PRIV bit in %pstate
\ XXX %g0 0 %r22 wrasr \ Clear SoftInt Reg.
%o1 %g0 h# 08 %asi stxa \ MID in scratchpad1
%i1 %o1 move \ Size of Memory
%i0 %o0 move \ Base of Memory
\ need a PA, so we reverse engineer one
\ this needs to move to 'reset'..
mmu-info >mmu-miss-pa rombase + 4meg 1- land %o0 set \ relative to start
%i0 %o0 memory-asi %o0 ldxa \ PA
%o1 /mmu-miss-area log2 %o1 sllx
%o0 %g0 %o1 h# 20 stxa \ Scratch6, MISS AREA PA
mmu-miss-area-func# %o5 set
%g0 fast-trap# always htrapif \ set it
%g0 mmu-on-off-func# %o5 add
%g4 h# 18 %o1 add \ Return PC
%g0 fast-trap# always htrapif
release-slaves? origin- scr set
\ can clear post-run magic in %i5
\ Enter the initial idle loop
1 4 h# 10 0 hypercall: hyper-startcpu
0 tba@ >physical drop ( 0 tba )
start-slave-cpus origin- over + ( 0 tba pc )
max-#cpus 0 do ( 0 tba pc )
mid@ i <> if ( 0 tba pc )
\ Start CPU only if there is a node for it in MD
i mid-ok? if ( 0 tba pc )
0 i >cpu-struct >cpu-status ! ( 0 tba pc )
3dup i hyper-startcpu ( 0 tba pc status )
\ Give a second for the CPU to park in slave loop
get-msecs d# 1000 + begin ( 0 tba pc msecs )
get-msecs over < ( 0 tba pc msecs timeout? )
i >cpu-struct >cpu-status @ 0= and ( 0 tba pc msecs ok? )
while 10 ms ( 0 tba pc msecs )
stand-init: Kicking slave CPU(s) into idle loop
['] init-per-cpu-data is slave-idle-loop-hook