1/*
 2 * This file is subject to the terms and conditions of the GNU General Public
 3 * License.  See the file "COPYING" in the main directory of this archive
 4 * for more details.
 5 *
 6 * Copyright (c) 2000,2003 Silicon Graphics, Inc.  All rights reserved.
 7 * Copyright (c) 2002 NEC Corp.
 8 * Copyright (c) 2002 Erich Focht <efocht@ess.nec.de>
 9 * Copyright (c) 2002 Kimio Suganuma <k-suganuma@da.jp.nec.com>
10 */
11#ifndef _ASM_IA64_MMZONE_H
12#define _ASM_IA64_MMZONE_H
13
14#include <linux/numa.h>
15#include <asm/page.h>
16#include <asm/meminit.h>
17
18#ifdef CONFIG_NUMA
19
20static inline int pfn_to_nid(unsigned long pfn)
21{
22	extern int paddr_to_nid(unsigned long);
23	int nid = paddr_to_nid(pfn << PAGE_SHIFT);
24	if (nid < 0)
25		return 0;
26	else
27		return nid;
28}
29
30#define MAX_PHYSNODE_ID		2048
31#endif /* CONFIG_NUMA */
32
33#define NR_NODE_MEMBLKS		(MAX_NUMNODES * 4)
34
35#endif /* _ASM_IA64_MMZONE_H */