| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Written by Kanoj Sarcar (kanoj@sgi.com) Aug 99 |
| * Rewritten for Linux 2.6 by Christoph Hellwig (hch@lst.de) Jan 2004 |
| */ |
| #ifndef _ASM_MMZONE_H_ |
| #define _ASM_MMZONE_H_ |
| |
| #include <asm/page.h> |
| |
| #ifdef CONFIG_NEED_MULTIPLE_NODES |
| # include <mmzone.h> |
| #endif |
| |
| #ifndef pa_to_nid |
| #define pa_to_nid(addr) 0 |
| #endif |
| |
| #ifndef nid_to_addrbase |
| #define nid_to_addrbase(nid) 0 |
| #endif |
| |
| #ifdef CONFIG_DISCONTIGMEM |
| |
| #define pfn_to_nid(pfn) pa_to_nid((pfn) << PAGE_SHIFT) |
| |
| #endif /* CONFIG_DISCONTIGMEM */ |
| |
| #endif /* _ASM_MMZONE_H_ */ |
