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\ *****************************************************************************
\ * Copyright (c) 2011 IBM Corporation
\ * All rights reserved.
\ * This program and the accompanying materials
\ * are made available under the terms of the BSD License
\ * which accompanies this distribution, and is available at
\ * http://www.opensource.org/licenses/bsd-license.php
\ *
\ * Contributors:
\ * IBM Corporation - initial implementation
\ ****************************************************************************/
\ 2 MiB FDT buffer size is enough to accommodate 255 CPU cores
\ and 16 TiB of maxmem specification.
200000 CONSTANT cas-buffer-size
: ibm,client-architecture-support ( vec -- err? )
\ Store require parameters in nvram
\ to come back to right boot device
\ Allocate memory for H_CALL
cas-buffer-size alloc-mem ( vec memaddr )
dup 0= IF ." out of memory during ibm,client-architecture-support" cr THEN
swap over cas-buffer-size ( memaddr vec memaddr size )
\ make h_call to hypervisor
hv-cas 0= IF ( memaddr )
dup l@ 1 >= IF \ Version number >= 1
\ Make required changes
" /" find-node set-node
dup 4 + fdt-init
fdt-check-header
fdt-struct fdt-fix-cas-node
fdt-fix-cas-success NOT
ELSE
FALSE
THEN
ELSE
TRUE
THEN
>r cas-buffer-size free-mem r>
;
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