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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (c) 2000,2003 Silicon Graphics, Inc. All rights reserved.
* Copyright (c) 2002 NEC Corp.
* Copyright (c) 2002 Erich Focht <efocht@ess.nec.de>
* Copyright (c) 2002 Kimio Suganuma <k-suganuma@da.jp.nec.com>
*/
#ifndef _ASM_IA64_MMZONE_H
#define _ASM_IA64_MMZONE_H
#include <linux/numa.h>
#include <asm/page.h>
#include <asm/meminit.h>
#ifdef CONFIG_NUMA
static inline int pfn_to_nid(unsigned long pfn)
{
extern int paddr_to_nid(unsigned long);
int nid = paddr_to_nid(pfn << PAGE_SHIFT);
if (nid < 0)
return 0;
else
return nid;
}
#ifdef CONFIG_IA64_DIG /* DIG systems are small */
# define MAX_PHYSNODE_ID 8
# define NR_NODE_MEMBLKS (MAX_NUMNODES * 8)
#else /* sn2 is the biggest case, so we use that if !DIG */
# define MAX_PHYSNODE_ID 2048
# define NR_NODE_MEMBLKS (MAX_NUMNODES * 4)
#endif
#else /* CONFIG_NUMA */
# define NR_NODE_MEMBLKS (MAX_NUMNODES * 4)
#endif /* CONFIG_NUMA */
#endif /* _ASM_IA64_MMZONE_H */