1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Written by Kanoj Sarcar (kanoj@sgi.com) Aug 99 4*4882a593Smuzhiyun * Rewritten for Linux 2.6 by Christoph Hellwig (hch@lst.de) Jan 2004 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun #ifndef _ASM_MMZONE_H_ 7*4882a593Smuzhiyun #define _ASM_MMZONE_H_ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <asm/page.h> 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #ifdef CONFIG_NEED_MULTIPLE_NODES 12*4882a593Smuzhiyun # include <mmzone.h> 13*4882a593Smuzhiyun #endif 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun #ifndef pa_to_nid 16*4882a593Smuzhiyun #define pa_to_nid(addr) 0 17*4882a593Smuzhiyun #endif 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun #ifndef nid_to_addrbase 20*4882a593Smuzhiyun #define nid_to_addrbase(nid) 0 21*4882a593Smuzhiyun #endif 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun #ifdef CONFIG_DISCONTIGMEM 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #define pfn_to_nid(pfn) pa_to_nid((pfn) << PAGE_SHIFT) 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun #endif /* CONFIG_DISCONTIGMEM */ 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun #endif /* _ASM_MMZONE_H_ */ 30