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