x86: configurable DMI scanning code
[linux-2.6.git] / include / linux / dmi.h
1 #ifndef __DMI_H__
2 #define __DMI_H__
3
4 #include <linux/list.h>
5
6 enum dmi_field {
7         DMI_NONE,
8         DMI_BIOS_VENDOR,
9         DMI_BIOS_VERSION,
10         DMI_BIOS_DATE,
11         DMI_SYS_VENDOR,
12         DMI_PRODUCT_NAME,
13         DMI_PRODUCT_VERSION,
14         DMI_PRODUCT_SERIAL,
15         DMI_PRODUCT_UUID,
16         DMI_BOARD_VENDOR,
17         DMI_BOARD_NAME,
18         DMI_BOARD_VERSION,
19         DMI_BOARD_SERIAL,
20         DMI_BOARD_ASSET_TAG,
21         DMI_CHASSIS_VENDOR,
22         DMI_CHASSIS_TYPE,
23         DMI_CHASSIS_VERSION,
24         DMI_CHASSIS_SERIAL,
25         DMI_CHASSIS_ASSET_TAG,
26         DMI_STRING_MAX,
27 };
28
29 enum dmi_device_type {
30         DMI_DEV_TYPE_ANY = 0,
31         DMI_DEV_TYPE_OTHER,
32         DMI_DEV_TYPE_UNKNOWN,
33         DMI_DEV_TYPE_VIDEO,
34         DMI_DEV_TYPE_SCSI,
35         DMI_DEV_TYPE_ETHERNET,
36         DMI_DEV_TYPE_TOKENRING,
37         DMI_DEV_TYPE_SOUND,
38         DMI_DEV_TYPE_PATA,
39         DMI_DEV_TYPE_SATA,
40         DMI_DEV_TYPE_SAS,
41         DMI_DEV_TYPE_IPMI = -1,
42         DMI_DEV_TYPE_OEM_STRING = -2,
43 };
44
45 struct dmi_header {
46         u8 type;
47         u8 length;
48         u16 handle;
49 };
50
51 /*
52  *      DMI callbacks for problem boards
53  */
54 struct dmi_strmatch {
55         u8 slot;
56         char *substr;
57 };
58
59 struct dmi_system_id {
60         int (*callback)(const struct dmi_system_id *);
61         const char *ident;
62         struct dmi_strmatch matches[4];
63         void *driver_data;
64 };
65
66 #define DMI_MATCH(a, b) { a, b }
67
68 struct dmi_device {
69         struct list_head list;
70         int type;
71         const char *name;
72         void *device_data;      /* Type specific data */
73 };
74
75 #ifdef CONFIG_DMI
76
77 extern int dmi_check_system(const struct dmi_system_id *list);
78 extern const char * dmi_get_system_info(int field);
79 extern const struct dmi_device * dmi_find_device(int type, const char *name,
80         const struct dmi_device *from);
81 extern void dmi_scan_machine(void);
82 extern int dmi_get_year(int field);
83 extern int dmi_name_in_vendors(const char *str);
84 extern int dmi_available;
85 extern int dmi_walk(void (*decode)(const struct dmi_header *));
86
87 #else
88
89 static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; }
90 static inline const char * dmi_get_system_info(int field) { return NULL; }
91 static inline const struct dmi_device * dmi_find_device(int type, const char *name,
92         const struct dmi_device *from) { return NULL; }
93 static inline void dmi_scan_machine(void) { return; }
94 static inline int dmi_get_year(int year) { return 0; }
95 static inline int dmi_name_in_vendors(const char *s) { return 0; }
96 #define dmi_available 0
97 static inline int dmi_walk(void (*decode)(const struct dmi_header *))
98         { return -1; }
99
100 #endif
101
102 #endif  /* __DMI_H__ */