include/linux/dmi.h

   1 #ifndef __DMI_H__
   2 #define __DMI_H__
   3
   4 #include <linux/list.h>
   5 #include <linux/kobject.h>
   6 #include <linux/mod_devicetable.h>
   7
   8 /* enum dmi_field is in mod_devicetable.h */
   9
  10 enum dmi_device_type {
  11         DMI_DEV_TYPE_ANY = 0,
  12         DMI_DEV_TYPE_OTHER,
  13         DMI_DEV_TYPE_UNKNOWN,
  14         DMI_DEV_TYPE_VIDEO,
  15         DMI_DEV_TYPE_SCSI,
  16         DMI_DEV_TYPE_ETHERNET,
  17         DMI_DEV_TYPE_TOKENRING,
  18         DMI_DEV_TYPE_SOUND,
  19         DMI_DEV_TYPE_PATA,
  20         DMI_DEV_TYPE_SATA,
  21         DMI_DEV_TYPE_SAS,
  22         DMI_DEV_TYPE_IPMI = -1,
  23         DMI_DEV_TYPE_OEM_STRING = -2,
  24         DMI_DEV_TYPE_DEV_ONBOARD = -3,
  25         DMI_DEV_TYPE_DEV_SLOT = -4,
  26 };
  27
  28 enum dmi_entry_type {
  29         DMI_ENTRY_BIOS = 0,
  30         DMI_ENTRY_SYSTEM,
  31         DMI_ENTRY_BASEBOARD,
  32         DMI_ENTRY_CHASSIS,
  33         DMI_ENTRY_PROCESSOR,
  34         DMI_ENTRY_MEM_CONTROLLER,
  35         DMI_ENTRY_MEM_MODULE,
  36         DMI_ENTRY_CACHE,
  37         DMI_ENTRY_PORT_CONNECTOR,
  38         DMI_ENTRY_SYSTEM_SLOT,
  39         DMI_ENTRY_ONBOARD_DEVICE,
  40         DMI_ENTRY_OEMSTRINGS,
  41         DMI_ENTRY_SYSCONF,
  42         DMI_ENTRY_BIOS_LANG,
  43         DMI_ENTRY_GROUP_ASSOC,
  44         DMI_ENTRY_SYSTEM_EVENT_LOG,
  45         DMI_ENTRY_PHYS_MEM_ARRAY,
  46         DMI_ENTRY_MEM_DEVICE,
  47         DMI_ENTRY_32_MEM_ERROR,
  48         DMI_ENTRY_MEM_ARRAY_MAPPED_ADDR,
  49         DMI_ENTRY_MEM_DEV_MAPPED_ADDR,
  50         DMI_ENTRY_BUILTIN_POINTING_DEV,
  51         DMI_ENTRY_PORTABLE_BATTERY,
  52         DMI_ENTRY_SYSTEM_RESET,
  53         DMI_ENTRY_HW_SECURITY,
  54         DMI_ENTRY_SYSTEM_POWER_CONTROLS,
  55         DMI_ENTRY_VOLTAGE_PROBE,
  56         DMI_ENTRY_COOLING_DEV,
  57         DMI_ENTRY_TEMP_PROBE,
  58         DMI_ENTRY_ELECTRICAL_CURRENT_PROBE,
  59         DMI_ENTRY_OOB_REMOTE_ACCESS,
  60         DMI_ENTRY_BIS_ENTRY,
  61         DMI_ENTRY_SYSTEM_BOOT,
  62         DMI_ENTRY_MGMT_DEV,
  63         DMI_ENTRY_MGMT_DEV_COMPONENT,
  64         DMI_ENTRY_MGMT_DEV_THRES,
  65         DMI_ENTRY_MEM_CHANNEL,
  66         DMI_ENTRY_IPMI_DEV,
  67         DMI_ENTRY_SYS_POWER_SUPPLY,
  68         DMI_ENTRY_ADDITIONAL,
  69         DMI_ENTRY_ONBOARD_DEV_EXT,
  70         DMI_ENTRY_MGMT_CONTROLLER_HOST,
  71         DMI_ENTRY_INACTIVE = 126,
  72         DMI_ENTRY_END_OF_TABLE = 127,
  73 };
  74
  75 struct dmi_header {
  76         u8 type;
  77         u8 length;
  78         u16 handle;
  79 } __packed;
  80
  81 struct dmi_device {
  82         struct list_head list;
  83         int type;
  84         const char *name;
  85         void *device_data;      /* Type specific data */
  86 };
  87
  88 #ifdef CONFIG_DMI
  89
  90 struct dmi_dev_onboard {
  91         struct dmi_device dev;
  92         int instance;
  93         int segment;
  94         int bus;
  95         int devfn;
  96 };
  97
  98 extern struct kobject *dmi_kobj;
  99 extern int dmi_check_system(const struct dmi_system_id *list);
 100 const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list);
 101 extern const char * dmi_get_system_info(int field);
 102 extern const struct dmi_device * dmi_find_device(int type, const char *name,
 103         const struct dmi_device *from);
 104 extern void dmi_scan_machine(void);
 105 extern void dmi_memdev_walk(void);
 106 extern void dmi_set_dump_stack_arch_desc(void);
 107 extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp);
 108 extern int dmi_name_in_vendors(const char *str);
 109 extern int dmi_name_in_serial(const char *str);
 110 extern int dmi_available;
 111 extern int dmi_walk(void (*decode)(const struct dmi_header *, void *),
 112         void *private_data);
 113 extern bool dmi_match(enum dmi_field f, const char *str);
 114 extern void dmi_memdev_name(u16 handle, const char **bank, const char **device);
 115
 116 #else
 117
 118 static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; }
 119 static inline const char * dmi_get_system_info(int field) { return NULL; }
 120 static inline const struct dmi_device * dmi_find_device(int type, const char *name,
 121         const struct dmi_device *from) { return NULL; }
 122 static inline void dmi_scan_machine(void) { return; }
 123 static inline void dmi_memdev_walk(void) { }
 124 static inline void dmi_set_dump_stack_arch_desc(void) { }
 125 static inline bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp)
 126 {
 127         if (yearp)
 128                 *yearp = 0;
 129         if (monthp)
 130                 *monthp = 0;
 131         if (dayp)
 132                 *dayp = 0;
 133         return false;
 134 }
 135 static inline int dmi_name_in_vendors(const char *s) { return 0; }
 136 static inline int dmi_name_in_serial(const char *s) { return 0; }
 137 #define dmi_available 0
 138 static inline int dmi_walk(void (*decode)(const struct dmi_header *, void *),
 139         void *private_data) { return -ENXIO; }
 140 static inline bool dmi_match(enum dmi_field f, const char *str)
 141         { return false; }
 142 static inline void dmi_memdev_name(u16 handle, const char **bank,
 143                 const char **device) { }
 144 static inline const struct dmi_system_id *
 145         dmi_first_match(const struct dmi_system_id *list) { return NULL; }
 146
 147 #endif
 148
 149 #endif  /* __DMI_H__ */