alloc.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <amd64/boothooks.h>
#include <amd64/alloc.h>
#include <amd64/amd64_page.h>
#include <amd64/cpu.h>
#include <amd64/print.h>
void *
amd64_alloc_identity(size_t size)
{
void *addr;
if (addr = (void *)idmap_mem((uint32_t)0, size, AMD64_PAGESIZE))
return (addr);
amd64_panic("amd64_alloc_identity: boot failed to identity map 0x%lx "
"bytes\n", size);
/*NOTREACHED*/
}
void *
amd64_zalloc_identity(size_t size)
{
void *p;
if (p = amd64_alloc_identity(size))
bzero(p, size);
return (p);
}