diff options
Diffstat (limited to 'arch/microblaze/include/asm/system.h')
-rw-r--r-- | arch/microblaze/include/asm/system.h | 104 |
1 files changed, 7 insertions, 97 deletions
diff --git a/arch/microblaze/include/asm/system.h b/arch/microblaze/include/asm/system.h index 5a433cbaafb..ccc4f86d16c 100644 --- a/arch/microblaze/include/asm/system.h +++ b/arch/microblaze/include/asm/system.h | |||
@@ -1,97 +1,7 @@ | |||
1 | /* | 1 | /* FILE TO BE DELETED. DO NOT ADD STUFF HERE! */ |
2 | * Copyright (C) 2006 Atmark Techno, Inc. | 2 | #include <asm/barrier.h> |
3 | * | 3 | #include <asm/cmpxchg.h> |
4 | * This file is subject to the terms and conditions of the GNU General Public | 4 | #include <asm/exec.h> |
5 | * License. See the file "COPYING" in the main directory of this archive | 5 | #include <asm/special_insns.h> |
6 | * for more details. | 6 | #include <asm/switch_to.h> |
7 | */ | 7 | extern void free_initmem(void); |
8 | |||
9 | #ifndef _ASM_MICROBLAZE_SYSTEM_H | ||
10 | #define _ASM_MICROBLAZE_SYSTEM_H | ||
11 | |||
12 | #include <asm/registers.h> | ||
13 | #include <asm/setup.h> | ||
14 | #include <asm/irqflags.h> | ||
15 | #include <asm/cache.h> | ||
16 | |||
17 | #include <asm-generic/cmpxchg.h> | ||
18 | #include <asm-generic/cmpxchg-local.h> | ||
19 | |||
20 | struct task_struct; | ||
21 | struct thread_info; | ||
22 | |||
23 | extern struct task_struct *_switch_to(struct thread_info *prev, | ||
24 | struct thread_info *next); | ||
25 | |||
26 | #define switch_to(prev, next, last) \ | ||
27 | do { \ | ||
28 | (last) = _switch_to(task_thread_info(prev), \ | ||
29 | task_thread_info(next)); \ | ||
30 | } while (0) | ||
31 | |||
32 | #define smp_read_barrier_depends() do {} while (0) | ||
33 | #define read_barrier_depends() do {} while (0) | ||
34 | |||
35 | #define nop() asm volatile ("nop") | ||
36 | #define mb() barrier() | ||
37 | #define rmb() mb() | ||
38 | #define wmb() mb() | ||
39 | #define set_mb(var, value) do { var = value; mb(); } while (0) | ||
40 | #define set_wmb(var, value) do { var = value; wmb(); } while (0) | ||
41 | |||
42 | #define smp_mb() mb() | ||
43 | #define smp_rmb() rmb() | ||
44 | #define smp_wmb() wmb() | ||
45 | |||
46 | void __bad_xchg(volatile void *ptr, int size); | ||
47 | |||
48 | static inline unsigned long __xchg(unsigned long x, volatile void *ptr, | ||
49 | int size) | ||
50 | { | ||
51 | unsigned long ret; | ||
52 | unsigned long flags; | ||
53 | |||
54 | switch (size) { | ||
55 | case 1: | ||
56 | local_irq_save(flags); | ||
57 | ret = *(volatile unsigned char *)ptr; | ||
58 | *(volatile unsigned char *)ptr = x; | ||
59 | local_irq_restore(flags); | ||
60 | break; | ||
61 | |||
62 | case 4: | ||
63 | local_irq_save(flags); | ||
64 | ret = *(volatile unsigned long *)ptr; | ||
65 | *(volatile unsigned long *)ptr = x; | ||
66 | local_irq_restore(flags); | ||
67 | break; | ||
68 | default: | ||
69 | __bad_xchg(ptr, size), ret = 0; | ||
70 | break; | ||
71 | } | ||
72 | |||
73 | return ret; | ||
74 | } | ||
75 | |||
76 | void disable_hlt(void); | ||
77 | void enable_hlt(void); | ||
78 | void default_idle(void); | ||
79 | |||
80 | #define xchg(ptr, x) \ | ||
81 | ((__typeof__(*(ptr))) __xchg((unsigned long)(x), (ptr), sizeof(*(ptr)))) | ||
82 | |||
83 | void free_init_pages(char *what, unsigned long begin, unsigned long end); | ||
84 | void free_initmem(void); | ||
85 | extern char *klimit; | ||
86 | extern void ret_from_fork(void); | ||
87 | |||
88 | extern void *alloc_maybe_bootmem(size_t size, gfp_t mask); | ||
89 | extern void *zalloc_maybe_bootmem(size_t size, gfp_t mask); | ||
90 | |||
91 | #ifdef CONFIG_DEBUG_FS | ||
92 | extern struct dentry *of_debugfs_root; | ||
93 | #endif | ||
94 | |||
95 | #define arch_align_stack(x) (x) | ||
96 | |||
97 | #endif /* _ASM_MICROBLAZE_SYSTEM_H */ | ||