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Yasunori Goto762834e2006-06-23 02:03:19 -07001#ifndef __ACPI_NUMA_H
2#define __ACPI_NUMA_H
3
4#ifdef CONFIG_ACPI_NUMA
5#include <linux/kernel.h>
6
7/* Proximity bitmap length */
8#if MAX_NUMNODES > 256
9#define MAX_PXM_DOMAINS MAX_NUMNODES
10#else
11#define MAX_PXM_DOMAINS (256) /* Old pxm spec is defined 8 bit */
12#endif
13
14extern int __cpuinitdata pxm_to_node_map[MAX_PXM_DOMAINS];
15extern int __cpuinitdata node_to_pxm_map[MAX_NUMNODES];
16
17extern int __cpuinit pxm_to_node(int);
18extern int __cpuinit node_to_pxm(int);
19extern int __cpuinit acpi_map_pxm_to_node(int);
20extern void __cpuinit acpi_unmap_pxm_to_node(int);
21
22#endif /* CONFIG_ACPI_NUMA */
23#endif /* __ACP_NUMA_H */