LXR linux/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
  10enum 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
  28enum 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
  75struct dmi_header {
  76        u8 type;
  77        u8 length;
  78        u16 handle;
  79} __packed;
  80
  81struct 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
  90struct dmi_dev_onboard {
  91        struct dmi_device dev;
  92        int instance;
  93        int segment;
  94        int bus;
  95        int devfn;
  96};
  97
  98extern struct kobject *dmi_kobj;
  99extern int dmi_check_system(const struct dmi_system_id *list);
 100const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list);
 101extern const char * dmi_get_system_info(int field);
 102extern const struct dmi_device * dmi_find_device(int type, const char *name,
 103        const struct dmi_device *from);
 104extern void dmi_scan_machine(void);
 105extern void dmi_memdev_walk(void);
 106extern void dmi_set_dump_stack_arch_desc(void);
 107extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp);
 108extern int dmi_name_in_vendors(const char *str);
 109extern int dmi_name_in_serial(const char *str);
 110extern int dmi_available;
 111extern int dmi_walk(void (*decode)(const struct dmi_header *, void *),
 112        void *private_data);
 113extern bool dmi_match(enum dmi_field f, const char *str);
 114extern void dmi_memdev_name(u16 handle, const char **bank, const char **device);
 115
 116#else
 117
 118static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; }
 119static inline const char * dmi_get_system_info(int field) { return NULL; }
 120static inline const struct dmi_device * dmi_find_device(int type, const char *name,
 121        const struct dmi_device *from) { return NULL; }
 122static inline void dmi_scan_machine(void) { return; }
 123static inline void dmi_memdev_walk(void) { }
 124static inline void dmi_set_dump_stack_arch_desc(void) { }
 125static 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}
 135static inline int dmi_name_in_vendors(const char *s) { return 0; }
 136static inline int dmi_name_in_serial(const char *s) { return 0; }
 137#define dmi_available 0
 138static inline int dmi_walk(void (*decode)(const struct dmi_header *, void *),
 139        void *private_data) { return -ENXIO; }
 140static inline bool dmi_match(enum dmi_field f, const char *str)
 141        { return false; }
 142static inline void dmi_memdev_name(u16 handle, const char **bank,
 143                const char **device) { }
 144static 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__ */
 150