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
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>
11 #ifndef _ASM_IA64_MMZONE_H
12 #define _ASM_IA64_MMZONE_H
14 #include <linux/numa.h>
16 #include <asm/meminit.h>
18 #ifdef CONFIG_DISCONTIGMEM
20 static inline int pfn_to_nid(unsigned long pfn
)
23 extern int paddr_to_nid(unsigned long);
24 int nid
= paddr_to_nid(pfn
<< PAGE_SHIFT
);
34 #ifdef CONFIG_IA64_DIG /* DIG systems are small */
35 # define MAX_PHYSNODE_ID 8
36 # define NR_NODE_MEMBLKS (MAX_NUMNODES * 8)
37 #else /* sn2 is the biggest case, so we use that if !DIG */
38 # define MAX_PHYSNODE_ID 2048
39 # define NR_NODE_MEMBLKS (MAX_NUMNODES * 4)
42 #else /* CONFIG_DISCONTIGMEM */
43 # define NR_NODE_MEMBLKS (MAX_NUMNODES * 4)
44 #endif /* CONFIG_DISCONTIGMEM */
46 #endif /* _ASM_IA64_MMZONE_H */
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