| /* | |
| * 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 */ |