/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/fcntl.h>
#include <sys/promif.h>
#include <sys/prom_plat.h>
#include <sys/salib.h>
int pagesize = PAGESIZE;
void
fiximp(void)
{
extern int use_align;
use_align = 1;
}
void
setup_aux(void)
{
pnode_t node;
/* big enough for OBP_NAME and for a reasonably sized OBP_COMPATIBLE. */
static char cpubuf[5 * OBP_MAXDRVNAME];
char dname[OBP_MAXDRVNAME];
extern uint_t icache_flush;
extern char *cpulist;
icache_flush = 1;
node = prom_findnode_bydevtype(prom_rootnode(), OBP_CPU);
if (node != OBP_NONODE && node != OBP_BADNODE) {
int nlen, clen, i;
if ((nlen = prom_getproplen(node, OBP_NAME)) <= 0 ||
nlen > sizeof (cpubuf) ||
prom_getprop(node, OBP_NAME, cpubuf) <= 0)
prom_panic("no name in cpu node");
/* nlen includes the terminating null character */
/*
* For the CMT case, need check the parent "core"
* node for the compatible property.
*/
if ((clen = prom_getproplen(node, OBP_COMPATIBLE)) > 0 ||
((node = prom_parentnode(node)) != OBP_NONODE &&
node != OBP_BADNODE &&
(clen = prom_getproplen(node, OBP_COMPATIBLE)) > 0 &&
prom_getprop(node, OBP_DEVICETYPE, dname) > 0 &&
strcmp(dname, "core") == 0)) {
if ((clen + nlen) > sizeof (cpubuf))
prom_panic("cpu node \"compatible\" too long");
/* read in compatible, leaving space for ':' */
if (prom_getprop(node, OBP_COMPATIBLE,
&cpubuf[nlen]) != clen)
prom_panic("cpu node \"compatible\" error");
clen += nlen; /* total length */
/* convert all null characters to ':' */
clen--; /* except the final one... */
for (i = 0; i < clen; i++)
if (cpubuf[i] == '\0')
cpubuf[i] = ':';
}
cpulist = cpubuf;
} else
prom_panic("no cpu node");
}
/*
* Allocate a region of virtual address space, unmapped.
*/
caddr_t
resalloc_virt(caddr_t virt, size_t size)
{
if (prom_claim_virt(size, virt) == (caddr_t)-1)
return ((caddr_t)0);
return (virt);
}