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- /*
- * Copyright (C) 2010 Loongson Inc. & Lemote Inc. &
- * Institute of Computing Technology
- * Author: Xiang Gao, gaoxiang@ict.ac.cn
- * Huacai Chen, chenhc@lemote.com
- * Xiaofu Meng, Shuangshuang Zhang
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
- #ifndef _ASM_MACH_MMZONE_H
- #define _ASM_MACH_MMZONE_H
- #include <boot_param.h>
- #define NODE_ADDRSPACE_SHIFT 44
- #define NODE0_ADDRSPACE_OFFSET 0x000000000000UL
- #define NODE1_ADDRSPACE_OFFSET 0x100000000000UL
- #define NODE2_ADDRSPACE_OFFSET 0x200000000000UL
- #define NODE3_ADDRSPACE_OFFSET 0x300000000000UL
- #define pa_to_nid(addr) (((addr) & 0xf00000000000) >> NODE_ADDRSPACE_SHIFT)
- #define LEVELS_PER_SLICE 128
- struct slice_data {
- unsigned long irq_enable_mask[2];
- int level_to_irq[LEVELS_PER_SLICE];
- };
- struct hub_data {
- cpumask_t h_cpus;
- unsigned long slice_map;
- unsigned long irq_alloc_mask[2];
- struct slice_data slice[2];
- };
- struct node_data {
- struct pglist_data pglist;
- struct hub_data hub;
- cpumask_t cpumask;
- };
- extern struct node_data *__node_data[];
- #define NODE_DATA(n) (&__node_data[(n)]->pglist)
- #define hub_data(n) (&__node_data[(n)]->hub)
- extern void setup_zero_pages(void);
- extern void __init prom_init_numa_memory(void);
- #endif /* _ASM_MACH_MMZONE_H */
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