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   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_IPMI = -1,
  39         DMI_DEV_TYPE_OEM_STRING = -2
  40 };
  41
  42 struct dmi_header {
  43         u8 type;
  44         u8 length;
  45         u16 handle;
  46 };
  47
  48 /*
  49  *      DMI callbacks for problem boards
  50  */
  51 struct dmi_strmatch {
  52         u8 slot;
  53         char *substr;
  54 };
  55
  56 struct dmi_system_id {
  57         int (*callback)(struct dmi_system_id *);
  58         const char *ident;
  59         struct dmi_strmatch matches[4];
  60         void *driver_data;
  61 };
  62
  63 #define DMI_MATCH(a, b) { a, b }
  64
  65 struct dmi_device {
  66         struct list_head list;
  67         int type;
  68         const char *name;
  69         void *device_data;      /* Type specific data */
  70 };
  71
  72 #ifdef CONFIG_DMI
  73
  74 extern int dmi_check_system(struct dmi_system_id *list);
  75 extern char * dmi_get_system_info(int field);
  76 extern struct dmi_device * dmi_find_device(int type, const char *name,
  77         struct dmi_device *from);
  78 extern void dmi_scan_machine(void);
  79 extern int dmi_get_year(int field);
  80 extern int dmi_name_in_vendors(char *str);
  81
  82 #else
  83
  84 static inline int dmi_check_system(struct dmi_system_id *list) { return 0; }
  85 static inline char * dmi_get_system_info(int field) { return NULL; }
  86 static inline struct dmi_device * dmi_find_device(int type, const char *name,
  87         struct dmi_device *from) { return NULL; }
  88 static inline int dmi_get_year(int year) { return 0; }
  89 static inline int dmi_name_in_vendors(char *s) { return 0; }
  90
  91 #endif
  92
  93 #endif  /* __DMI_H__ */