1#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 pxm_to_node(int);
15extern int node_to_pxm(int);
16extern int acpi_map_pxm_to_node(int);
17extern unsigned char acpi_srat_revision;
18
19#endif				/* CONFIG_ACPI_NUMA */
20#endif				/* __ACP_NUMA_H */