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2 #ifndef _LINUX_UML_INIT_H
3 #define _LINUX_UML_INIT_H
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40 #ifndef _LINUX_INIT_H
41 typedef int (*initcall_t)(void);
42 typedef void (*exitcall_t)(void);
43
44 #include <linux/compiler_types.h>
45
46
47
48 #define __init __section(.init.text)
49 #define __initdata __section(.init.data)
50 #define __exitdata __section(.exit.data)
51 #define __exit_call __used __section(.exitcall.exit)
52
53 #ifdef MODULE
54 #define __exit __section(.exit.text)
55 #else
56 #define __exit __used __section(.exit.text)
57 #endif
58
59 #endif
60
61 #ifndef MODULE
62 struct uml_param {
63 const char *str;
64 int (*setup_func)(char *, int *);
65 };
66
67 extern initcall_t __uml_postsetup_start, __uml_postsetup_end;
68 extern const char *__uml_help_start, *__uml_help_end;
69 #endif
70
71 #define __uml_exitcall(fn) \
72 static exitcall_t __uml_exitcall_##fn __uml_exit_call = fn
73
74 extern struct uml_param __uml_setup_start, __uml_setup_end;
75
76 #define __uml_postsetup(fn) \
77 static initcall_t __uml_postsetup_##fn __uml_postsetup_call = fn
78
79 #define __non_empty_string(dummyname,string) \
80 struct __uml_non_empty_string_struct_##dummyname \
81 { \
82 char _string[sizeof(string)-2]; \
83 }
84
85 #ifndef MODULE
86 #define __uml_setup(str, fn, help...) \
87 __non_empty_string(fn ##_setup, str); \
88 __uml_help(fn, help); \
89 static char __uml_setup_str_##fn[] __initdata = str; \
90 static struct uml_param __uml_setup_##fn __uml_init_setup = { __uml_setup_str_##fn, fn }
91 #else
92 #define __uml_setup(str, fn, help...) \
93
94 #endif
95
96 #define __uml_help(fn, help...) \
97 __non_empty_string(fn ##__help, help); \
98 static char __uml_help_str_##fn[] __initdata = help; \
99 static const char *__uml_help_##fn __uml_setup_help = __uml_help_str_##fn
100
101
102
103
104
105 #define __uml_init_setup __used __section(.uml.setup.init)
106 #define __uml_setup_help __used __section(.uml.help.init)
107 #define __uml_postsetup_call __used __section(.uml.postsetup.init)
108 #define __uml_exit_call __used __section(.uml.exitcall.exit)
109
110 #ifdef __UM_HOST__
111
112 #define __define_initcall(level,fn) \
113 static initcall_t __initcall_##fn __used \
114 __attribute__((__section__(".initcall" level ".init"))) = fn
115
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118
119 #define __initcall(fn) __define_initcall("1", fn)
120
121 #define __exitcall(fn) static exitcall_t __exitcall_##fn __exit_call = fn
122
123 #define __init_call __used __section(.initcall.init)
124
125 #endif
126
127 #endif