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__ */ 150