| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef __ACPI_NUMA_H |
| #define __ACPI_NUMA_H |
| |
| #ifdef CONFIG_ACPI_NUMA |
| #include <linux/kernel.h> |
| #include <linux/numa.h> |
| |
| /* Proximity bitmap length */ |
| #if MAX_NUMNODES > 256 |
| #define MAX_PXM_DOMAINS MAX_NUMNODES |
| #else |
| #define MAX_PXM_DOMAINS (256) /* Old pxm spec is defined 8 bit */ |
| #endif |
| |
| extern int pxm_to_node(int); |
| extern int node_to_pxm(int); |
| extern int acpi_map_pxm_to_node(int); |
| extern unsigned char acpi_srat_revision; |
| extern int acpi_numa __initdata; |
| |
| extern void bad_srat(void); |
| extern int srat_disabled(void); |
| |
| #endif /* CONFIG_ACPI_NUMA */ |
| #endif /* __ACP_NUMA_H */ |