numa: add -numa node,memdev= option
[qemu.git] / include / qemu / module.h
1 /*
2 * QEMU Module Infrastructure
3 *
4 * Copyright IBM, Corp. 2009
5 *
6 * Authors:
7 * Anthony Liguori <aliguori@us.ibm.com>
8 *
9 * This work is licensed under the terms of the GNU GPL, version 2. See
10 * the COPYING file in the top-level directory.
11 *
12 */
13
14 #ifndef QEMU_MODULE_H
15 #define QEMU_MODULE_H
16
17 #include "qemu/osdep.h"
18
19 #define DSO_STAMP_FUN glue(qemu_stamp, CONFIG_STAMP)
20 #define DSO_STAMP_FUN_STR stringify(DSO_STAMP_FUN)
21
22 #ifdef BUILD_DSO
23 void DSO_STAMP_FUN(void);
24 /* This is a dummy symbol to identify a loaded DSO as a QEMU module, so we can
25 * distinguish "version mismatch" from "not a QEMU module", when the stamp
26 * check fails during module loading */
27 void qemu_module_dummy(void);
28
29 #define module_init(function, type) \
30 static void __attribute__((constructor)) do_qemu_init_ ## function(void) \
31 { \
32 register_dso_module_init(function, type); \
33 }
34 #else
35 /* This should not be used directly. Use block_init etc. instead. */
36 #define module_init(function, type) \
37 static void __attribute__((constructor)) do_qemu_init_ ## function(void) \
38 { \
39 register_module_init(function, type); \
40 }
41 #endif
42
43 typedef enum {
44 MODULE_INIT_BLOCK,
45 MODULE_INIT_MACHINE,
46 MODULE_INIT_QAPI,
47 MODULE_INIT_QOM,
48 MODULE_INIT_MAX
49 } module_init_type;
50
51 #define block_init(function) module_init(function, MODULE_INIT_BLOCK)
52 #define machine_init(function) module_init(function, MODULE_INIT_MACHINE)
53 #define qapi_init(function) module_init(function, MODULE_INIT_QAPI)
54 #define type_init(function) module_init(function, MODULE_INIT_QOM)
55
56 void register_module_init(void (*fn)(void), module_init_type type);
57 void register_dso_module_init(void (*fn)(void), module_init_type type);
58
59 void module_call_init(module_init_type type);
60
61 #endif