diff options
author | David Howells <dhowells@redhat.com> | 2009-04-09 20:48:06 -0400 |
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committer | David Howells <dhowells@redhat.com> | 2009-04-09 20:48:06 -0400 |
commit | e69cc9278831139660cb99bde52908f145338d77 (patch) | |
tree | fdc1f002b6036a2220d73c86a253886fa76015dc /include/asm-frv/processor.h | |
parent | 187934655fa0637d4ef3967d4543c6dcccf33058 (diff) |
FRV: Move to arch/frv/include/asm/
Move arch headers from include/asm-frv/ to arch/frv/include/asm/.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/asm-frv/processor.h')
-rw-r--r-- | include/asm-frv/processor.h | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/include/asm-frv/processor.h b/include/asm-frv/processor.h deleted file mode 100644 index 3744f2e47f4..00000000000 --- a/include/asm-frv/processor.h +++ /dev/null | |||
@@ -1,153 +0,0 @@ | |||
1 | /* processor.h: FRV processor definitions | ||
2 | * | ||
3 | * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved. | ||
4 | * Written by David Howells (dhowells@redhat.com) | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or | ||
7 | * modify it under the terms of the GNU General Public License | ||
8 | * as published by the Free Software Foundation; either version | ||
9 | * 2 of the License, or (at your option) any later version. | ||
10 | */ | ||
11 | |||
12 | #ifndef _ASM_PROCESSOR_H | ||
13 | #define _ASM_PROCESSOR_H | ||
14 | |||
15 | #include <asm/mem-layout.h> | ||
16 | |||
17 | #ifndef __ASSEMBLY__ | ||
18 | /* | ||
19 | * Default implementation of macro that returns current | ||
20 | * instruction pointer ("program counter"). | ||
21 | */ | ||
22 | #define current_text_addr() ({ __label__ _l; _l: &&_l;}) | ||
23 | |||
24 | #include <linux/compiler.h> | ||
25 | #include <linux/linkage.h> | ||
26 | #include <asm/sections.h> | ||
27 | #include <asm/segment.h> | ||
28 | #include <asm/fpu.h> | ||
29 | #include <asm/registers.h> | ||
30 | #include <asm/ptrace.h> | ||
31 | #include <asm/current.h> | ||
32 | #include <asm/cache.h> | ||
33 | |||
34 | /* Forward declaration, a strange C thing */ | ||
35 | struct task_struct; | ||
36 | |||
37 | /* | ||
38 | * CPU type and hardware bug flags. Kept separately for each CPU. | ||
39 | */ | ||
40 | struct cpuinfo_frv { | ||
41 | #ifdef CONFIG_MMU | ||
42 | unsigned long *pgd_quick; | ||
43 | unsigned long *pte_quick; | ||
44 | unsigned long pgtable_cache_sz; | ||
45 | #endif | ||
46 | } __cacheline_aligned; | ||
47 | |||
48 | extern struct cpuinfo_frv __nongprelbss boot_cpu_data; | ||
49 | |||
50 | #define cpu_data (&boot_cpu_data) | ||
51 | #define current_cpu_data boot_cpu_data | ||
52 | |||
53 | /* | ||
54 | * Bus types | ||
55 | */ | ||
56 | #define EISA_bus 0 | ||
57 | #define MCA_bus 0 | ||
58 | |||
59 | struct thread_struct { | ||
60 | struct pt_regs *frame; /* [GR28] exception frame ptr for this thread */ | ||
61 | struct task_struct *curr; /* [GR29] current pointer for this thread */ | ||
62 | unsigned long sp; /* [GR1 ] kernel stack pointer */ | ||
63 | unsigned long fp; /* [GR2 ] kernel frame pointer */ | ||
64 | unsigned long lr; /* link register */ | ||
65 | unsigned long pc; /* program counter */ | ||
66 | unsigned long gr[12]; /* [GR16-GR27] */ | ||
67 | unsigned long sched_lr; /* LR from schedule() */ | ||
68 | |||
69 | union { | ||
70 | struct pt_regs *frame0; /* top (user) stack frame */ | ||
71 | struct user_context *user; /* userspace context */ | ||
72 | }; | ||
73 | } __attribute__((aligned(8))); | ||
74 | |||
75 | extern struct pt_regs *__kernel_frame0_ptr; | ||
76 | extern struct task_struct *__kernel_current_task; | ||
77 | |||
78 | #endif | ||
79 | |||
80 | #ifndef __ASSEMBLY__ | ||
81 | #define INIT_THREAD_FRAME0 \ | ||
82 | ((struct pt_regs *) \ | ||
83 | (sizeof(init_stack) + (unsigned long) init_stack - sizeof(struct user_context))) | ||
84 | |||
85 | #define INIT_THREAD { \ | ||
86 | NULL, \ | ||
87 | (struct task_struct *) init_stack, \ | ||
88 | 0, 0, 0, 0, \ | ||
89 | { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, \ | ||
90 | 0, \ | ||
91 | { INIT_THREAD_FRAME0 }, \ | ||
92 | } | ||
93 | |||
94 | /* | ||
95 | * do necessary setup to start up a newly executed thread. | ||
96 | * - need to discard the frame stacked by init() invoking the execve syscall | ||
97 | */ | ||
98 | #define start_thread(_regs, _pc, _usp) \ | ||
99 | do { \ | ||
100 | set_fs(USER_DS); /* reads from user space */ \ | ||
101 | __frame = __kernel_frame0_ptr; \ | ||
102 | __frame->pc = (_pc); \ | ||
103 | __frame->psr &= ~PSR_S; \ | ||
104 | __frame->sp = (_usp); \ | ||
105 | } while(0) | ||
106 | |||
107 | extern void prepare_to_copy(struct task_struct *tsk); | ||
108 | |||
109 | /* Free all resources held by a thread. */ | ||
110 | static inline void release_thread(struct task_struct *dead_task) | ||
111 | { | ||
112 | } | ||
113 | |||
114 | extern asmlinkage int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); | ||
115 | extern asmlinkage void save_user_regs(struct user_context *target); | ||
116 | extern asmlinkage void *restore_user_regs(const struct user_context *target, ...); | ||
117 | |||
118 | #define copy_segments(tsk, mm) do { } while (0) | ||
119 | #define release_segments(mm) do { } while (0) | ||
120 | #define forget_segments() do { } while (0) | ||
121 | |||
122 | /* | ||
123 | * Free current thread data structures etc.. | ||
124 | */ | ||
125 | static inline void exit_thread(void) | ||
126 | { | ||
127 | } | ||
128 | |||
129 | /* | ||
130 | * Return saved PC of a blocked thread. | ||
131 | */ | ||
132 | extern unsigned long thread_saved_pc(struct task_struct *tsk); | ||
133 | |||
134 | unsigned long get_wchan(struct task_struct *p); | ||
135 | |||
136 | #define KSTK_EIP(tsk) ((tsk)->thread.frame0->pc) | ||
137 | #define KSTK_ESP(tsk) ((tsk)->thread.frame0->sp) | ||
138 | |||
139 | /* Allocation and freeing of basic task resources. */ | ||
140 | extern struct task_struct *alloc_task_struct(void); | ||
141 | extern void free_task_struct(struct task_struct *p); | ||
142 | |||
143 | #define cpu_relax() barrier() | ||
144 | |||
145 | /* data cache prefetch */ | ||
146 | #define ARCH_HAS_PREFETCH | ||
147 | static inline void prefetch(const void *x) | ||
148 | { | ||
149 | asm volatile("dcpl %0,gr0,#0" : : "r"(x)); | ||
150 | } | ||
151 | |||
152 | #endif /* __ASSEMBLY__ */ | ||
153 | #endif /* _ASM_PROCESSOR_H */ | ||