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-rw-r--r--include/asm-sh/mmzone.h61
1 files changed, 0 insertions, 61 deletions
diff --git a/include/asm-sh/mmzone.h b/include/asm-sh/mmzone.h
deleted file mode 100644
index 0e7406601fdf..000000000000
--- a/include/asm-sh/mmzone.h
+++ /dev/null
@@ -1,61 +0,0 @@
1/*
2 * linux/include/asm-sh/mmzone.h
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
8#ifndef __ASM_SH_MMZONE_H
9#define __ASM_SH_MMZONE_H
10
11#include <linux/config.h>
12
13#ifdef CONFIG_DISCONTIGMEM
14
15/* Currently, just for HP690 */
16#define PHYSADDR_TO_NID(phys) ((((phys) - __MEMORY_START) >= 0x01000000)?1:0)
17
18extern pg_data_t discontig_page_data[MAX_NUMNODES];
19extern bootmem_data_t discontig_node_bdata[MAX_NUMNODES];
20
21/*
22 * Following are macros that each numa implmentation must define.
23 */
24
25/*
26 * Given a kernel address, find the home node of the underlying memory.
27 */
28#define KVADDR_TO_NID(kaddr) PHYSADDR_TO_NID(__pa(kaddr))
29
30/*
31 * Return a pointer to the node data for node n.
32 */
33#define NODE_DATA(nid) (&discontig_page_data[nid])
34
35/*
36 * NODE_MEM_MAP gives the kaddr for the mem_map of the node.
37 */
38#define NODE_MEM_MAP(nid) (NODE_DATA(nid)->node_mem_map)
39
40#define phys_to_page(phys) \
41({ unsigned int node = PHYSADDR_TO_NID(phys); \
42 NODE_MEM_MAP(node) \
43 + (((phys) - NODE_DATA(node)->node_start_paddr) >> PAGE_SHIFT); })
44
45static inline int is_valid_page(struct page *page)
46{
47 unsigned int i;
48
49 for (i = 0; i < MAX_NUMNODES; i++) {
50 if (page >= NODE_MEM_MAP(i) &&
51 page < NODE_MEM_MAP(i) + NODE_DATA(i)->node_size)
52 return 1;
53 }
54 return 0;
55}
56
57#define VALID_PAGE(page) is_valid_page(page)
58#define page_to_phys(page) PHYSADDR(page_address(page))
59
60#endif /* CONFIG_DISCONTIGMEM */
61#endif