1 /*
2 * linux/include/asm-arm/cpu-single.h
3 *
4 * Copyright (C) 2000 Russell King
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10 /*
11 * Single CPU
12 */
13 #ifdef __STDC__
14 #define __cpu_fn(name,x) cpu_##name##x
15 #else
16 #define __cpu_fn(name,x) cpu_/**/name/**/x
17 #endif
18 #define cpu_fn(name,x) __cpu_fn(name,x)
19
20 /*
21 * If we are supporting multiple CPUs, then we must use a table of
22 * function pointers for this lot. Otherwise, we can optimise the
23 * table away.
24 */
25 #define cpu_data_abort cpu_fn(CPU_NAME,_data_abort)
26 #define cpu_check_bugs cpu_fn(CPU_NAME,_check_bugs)
27 #define cpu_proc_init cpu_fn(CPU_NAME,_proc_init)
28 #define cpu_proc_fin cpu_fn(CPU_NAME,_proc_fin)
29 #define cpu_reset cpu_fn(CPU_NAME,_reset)
30 #define cpu_do_idle cpu_fn(CPU_NAME,_do_idle)
31
32 #define cpu_cache_clean_invalidate_all cpu_fn(CPU_NAME,_cache_clean_invalidate_all)
33 #define cpu_cache_clean_invalidate_range cpu_fn(CPU_NAME,_cache_clean_invalidate_range)
34 #define cpu_flush_ram_page cpu_fn(CPU_NAME,_flush_ram_page)
35
36 #define cpu_dcache_invalidate_range cpu_fn(CPU_NAME,_dcache_invalidate_range)
37 #define cpu_dcache_clean_range cpu_fn(CPU_NAME,_dcache_clean_range)
38 #define cpu_dcache_clean_page cpu_fn(CPU_NAME,_dcache_clean_page)
39 #define cpu_dcache_clean_entry cpu_fn(CPU_NAME,_dcache_clean_entry)
40
41 #define cpu_icache_invalidate_range cpu_fn(CPU_NAME,_icache_invalidate_range)
42 #define cpu_icache_invalidate_page cpu_fn(CPU_NAME,_icache_invalidate_page)
43
44 #define cpu_tlb_invalidate_all cpu_fn(CPU_NAME,_tlb_invalidate_all)
45 #define cpu_tlb_invalidate_range cpu_fn(CPU_NAME,_tlb_invalidate_range)
46 #define cpu_tlb_invalidate_page cpu_fn(CPU_NAME,_tlb_invalidate_page)
47
48 #define cpu_set_pgd cpu_fn(CPU_NAME,_set_pgd)
49 #define cpu_set_pmd cpu_fn(CPU_NAME,_set_pmd)
50 #define cpu_set_pte cpu_fn(CPU_NAME,_set_pte)
51
52 #ifndef __ASSEMBLY__
53
54 #include <asm/page.h>
55
56 /* forward declare task_struct */
57 struct task_struct;
58
59 /* declare all the functions as extern */
60 extern void cpu_data_abort(unsigned long pc);
61 extern void cpu_check_bugs(void);
62 extern void cpu_proc_init(void);
63 extern void cpu_proc_fin(void);
64 extern int cpu_do_idle(int mode);
65
66 extern void cpu_cache_clean_invalidate_all(void);
67 extern void cpu_cache_clean_invalidate_range(unsigned long address, unsigned long end, int flags);
68 extern void cpu_flush_ram_page(void *virt_page);
69
70 extern void cpu_dcache_invalidate_range(unsigned long start, unsigned long end);
71 extern void cpu_dcache_clean_range(unsigned long start, unsigned long end);
72 extern void cpu_dcache_clean_page(void *virt_page);
73 extern void cpu_dcache_clean_entry(unsigned long address);
74
75 extern void cpu_icache_invalidate_range(unsigned long start, unsigned long end);
76 extern void cpu_icache_invalidate_page(void *virt_page);
77
78 extern void cpu_tlb_invalidate_all(void);
79 extern void cpu_tlb_invalidate_range(unsigned long address, unsigned long end);
80 extern void cpu_tlb_invalidate_page(unsigned long address, int flags);
81
82 extern void cpu_set_pgd(unsigned long pgd_phys);
83 extern void cpu_set_pmd(pmd_t *pmdp, pmd_t pmd);
84 extern void cpu_set_pte(pte_t *ptep, pte_t pte);
85 extern volatile void cpu_reset(unsigned long addr);
86
87 #define cpu_switch_mm(pgd,tsk) cpu_set_pgd(__virt_to_phys((unsigned long)(pgd)))
88
89 #endif
90
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