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_BOARD_VENDOR,
  16         DMI_BOARD_NAME,
  17         DMI_BOARD_VERSION,
  18         DMI_STRING_MAX,
  19 };
  20
  21 enum dmi_device_type {
  22         DMI_DEV_TYPE_ANY = 0,
  23         DMI_DEV_TYPE_OTHER,
  24         DMI_DEV_TYPE_UNKNOWN,
  25         DMI_DEV_TYPE_VIDEO,
  26         DMI_DEV_TYPE_SCSI,
  27         DMI_DEV_TYPE_ETHERNET,
  28         DMI_DEV_TYPE_TOKENRING,
  29         DMI_DEV_TYPE_SOUND,
  30         DMI_DEV_TYPE_IPMI = -1,
  31         DMI_DEV_TYPE_OEM_STRING = -2
  32 };
  33
  34 struct dmi_header {
  35         u8 type;
  36         u8 length;
  37         u16 handle;
  38 };
  39
  40 /*
  41  *      DMI callbacks for problem boards
  42  */
  43 struct dmi_strmatch {
  44         u8 slot;
  45         char *substr;
  46 };
  47
  48 struct dmi_system_id {
  49         int (*callback)(struct dmi_system_id *);
  50         const char *ident;
  51         struct dmi_strmatch matches[4];
  52         void *driver_data;
  53 };
  54
  55 #define DMI_MATCH(a, b) { a, b }
  56
  57 struct dmi_device {
  58         struct list_head list;
  59         int type;
  60         const char *name;
  61         void *device_data;      /* Type specific data */
  62 };
  63
  64 #ifdef CONFIG_DMI
  65
  66 extern int dmi_check_system(struct dmi_system_id *list);
  67 extern char * dmi_get_system_info(int field);
  68 extern struct dmi_device * dmi_find_device(int type, const char *name,
  69         struct dmi_device *from);
  70 extern void dmi_scan_machine(void);
  71 extern int dmi_get_year(int field);
  72
  73 #else
  74
  75 static inline int dmi_check_system(struct dmi_system_id *list) { return 0; }
  76 static inline char * dmi_get_system_info(int field) { return NULL; }
  77 static inline struct dmi_device * dmi_find_device(int type, const char *name,
  78         struct dmi_device *from) { return NULL; }
  79 static inline int dmi_get_year(int year) { return 0; }
  80
  81 #endif
  82
  83 #endif  /* __DMI_H__ */