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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 */
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