projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| c4617318 HC |
2 | /* |
| 3 | * Copyright (C) 2010 Loongson Inc. & Lemote Inc. & | |
| 0bb383a2 | 4 | * Institute of Computing Technology |
| c4617318 HC |
5 | * Author: Xiang Gao, gaoxiang@ict.ac.cn |
| 6 | * Huacai Chen, chenhc@lemote.com | |
| 7 | * Xiaofu Meng, Shuangshuang Zhang | |
| c4617318 | 8 | */ |
| 1bdb7b76 JY |
9 | #ifndef _ASM_MACH_LOONGSON64_MMZONE_H |
| 10 | #define _ASM_MACH_LOONGSON64_MMZONE_H | |
| c4617318 | 11 | |
| c4617318 HC |
12 | #define NODE_ADDRSPACE_SHIFT 44 |
| 13 | #define NODE0_ADDRSPACE_OFFSET 0x000000000000UL | |
| 14 | #define NODE1_ADDRSPACE_OFFSET 0x100000000000UL | |
| 15 | #define NODE2_ADDRSPACE_OFFSET 0x200000000000UL | |
| 16 | #define NODE3_ADDRSPACE_OFFSET 0x300000000000UL | |
| 17 | ||
| 18 | #define pa_to_nid(addr) (((addr) & 0xf00000000000) >> NODE_ADDRSPACE_SHIFT) | |
| bb53fdf3 | 19 | #define nid_to_addrbase(nid) ((nid) << NODE_ADDRSPACE_SHIFT) |
| c4617318 | 20 | |
| 1bdb7b76 | 21 | extern struct pglist_data *__node_data[]; |
| c4617318 | 22 | |
| 1bdb7b76 | 23 | #define NODE_DATA(n) (__node_data[n]) |
| c4617318 HC |
24 | |
| 25 | extern void setup_zero_pages(void); | |
| 26 | extern void __init prom_init_numa_memory(void); | |
| 27 | ||
| 28 | #endif /* _ASM_MACH_MMZONE_H */ |