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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef __DMI_H__
2#define __DMI_H__
3
Andrey Paninebad6a42005-09-06 15:18:29 -07004#include <linux/list.h>
Ivan Khoronzhukd7f96f972015-06-25 09:06:56 +02005#include <linux/kobject.h>
David Woodhoused945b692008-09-16 16:23:28 -07006#include <linux/mod_devicetable.h>
Andrey Paninebad6a42005-09-06 15:18:29 -07007
David Woodhoused945b692008-09-16 16:23:28 -07008/* enum dmi_field is in mod_devicetable.h */
Linus Torvalds1da177e2005-04-16 15:20:36 -07009
Andrey Paninebad6a42005-09-06 15:18:29 -070010enum 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,
Wim Van Sebroeckb4bd7d52008-02-08 04:20:58 -080019 DMI_DEV_TYPE_PATA,
20 DMI_DEV_TYPE_SATA,
21 DMI_DEV_TYPE_SAS,
Shem Multinymous2e0c1f62006-09-29 01:59:37 -070022 DMI_DEV_TYPE_IPMI = -1,
Wim Van Sebroeckb4bd7d52008-02-08 04:20:58 -080023 DMI_DEV_TYPE_OEM_STRING = -2,
Narendra K911e1c92010-07-26 05:56:50 -050024 DMI_DEV_TYPE_DEV_ONBOARD = -3,
Andrey Paninebad6a42005-09-06 15:18:29 -070025};
26
Mike Waychison93c890d2011-02-22 17:53:15 -080027enum dmi_entry_type {
28 DMI_ENTRY_BIOS = 0,
29 DMI_ENTRY_SYSTEM,
30 DMI_ENTRY_BASEBOARD,
31 DMI_ENTRY_CHASSIS,
32 DMI_ENTRY_PROCESSOR,
33 DMI_ENTRY_MEM_CONTROLLER,
34 DMI_ENTRY_MEM_MODULE,
35 DMI_ENTRY_CACHE,
36 DMI_ENTRY_PORT_CONNECTOR,
37 DMI_ENTRY_SYSTEM_SLOT,
38 DMI_ENTRY_ONBOARD_DEVICE,
39 DMI_ENTRY_OEMSTRINGS,
40 DMI_ENTRY_SYSCONF,
41 DMI_ENTRY_BIOS_LANG,
42 DMI_ENTRY_GROUP_ASSOC,
43 DMI_ENTRY_SYSTEM_EVENT_LOG,
44 DMI_ENTRY_PHYS_MEM_ARRAY,
45 DMI_ENTRY_MEM_DEVICE,
46 DMI_ENTRY_32_MEM_ERROR,
47 DMI_ENTRY_MEM_ARRAY_MAPPED_ADDR,
48 DMI_ENTRY_MEM_DEV_MAPPED_ADDR,
49 DMI_ENTRY_BUILTIN_POINTING_DEV,
50 DMI_ENTRY_PORTABLE_BATTERY,
51 DMI_ENTRY_SYSTEM_RESET,
52 DMI_ENTRY_HW_SECURITY,
53 DMI_ENTRY_SYSTEM_POWER_CONTROLS,
54 DMI_ENTRY_VOLTAGE_PROBE,
55 DMI_ENTRY_COOLING_DEV,
56 DMI_ENTRY_TEMP_PROBE,
57 DMI_ENTRY_ELECTRICAL_CURRENT_PROBE,
58 DMI_ENTRY_OOB_REMOTE_ACCESS,
59 DMI_ENTRY_BIS_ENTRY,
60 DMI_ENTRY_SYSTEM_BOOT,
61 DMI_ENTRY_MGMT_DEV,
62 DMI_ENTRY_MGMT_DEV_COMPONENT,
63 DMI_ENTRY_MGMT_DEV_THRES,
64 DMI_ENTRY_MEM_CHANNEL,
65 DMI_ENTRY_IPMI_DEV,
66 DMI_ENTRY_SYS_POWER_SUPPLY,
67 DMI_ENTRY_ADDITIONAL,
68 DMI_ENTRY_ONBOARD_DEV_EXT,
69 DMI_ENTRY_MGMT_CONTROLLER_HOST,
70 DMI_ENTRY_INACTIVE = 126,
71 DMI_ENTRY_END_OF_TABLE = 127,
72};
73
Andrey Paninebad6a42005-09-06 15:18:29 -070074struct dmi_header {
75 u8 type;
76 u8 length;
77 u16 handle;
Jean Delvare9ea650c82015-06-25 09:06:57 +020078} __packed;
Andrey Paninebad6a42005-09-06 15:18:29 -070079
Andrey Paninebad6a42005-09-06 15:18:29 -070080struct dmi_device {
81 struct list_head list;
82 int type;
83 const char *name;
84 void *device_data; /* Type specific data */
85};
Linus Torvalds1da177e2005-04-16 15:20:36 -070086
Andi Kleene9928672006-01-11 22:43:33 +010087#ifdef CONFIG_DMI
Linus Torvalds1da177e2005-04-16 15:20:36 -070088
Narendra K911e1c92010-07-26 05:56:50 -050089struct dmi_dev_onboard {
90 struct dmi_device dev;
91 int instance;
92 int segment;
93 int bus;
94 int devfn;
95};
96
Ivan Khoronzhukd7f96f972015-06-25 09:06:56 +020097extern struct kobject *dmi_kobj;
Jeff Garzik18552562007-10-03 15:15:40 -040098extern int dmi_check_system(const struct dmi_system_id *list);
Rafael J. Wysockid7b19562009-01-19 20:55:50 +010099const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list);
Jeff Garzik18552562007-10-03 15:15:40 -0400100extern const char * dmi_get_system_info(int field);
101extern const struct dmi_device * dmi_find_device(int type, const char *name,
102 const struct dmi_device *from);
Andi Kleene9928672006-01-11 22:43:33 +0100103extern void dmi_scan_machine(void);
Chen, Gongdd6dad42013-10-18 14:29:25 -0700104extern void dmi_memdev_walk(void);
Tejun Heo98e5e1b2013-04-30 15:27:15 -0700105extern void dmi_set_dump_stack_arch_desc(void);
Tejun Heo3e5cd1f2009-08-16 21:02:36 +0900106extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp);
Jeff Garzik18552562007-10-03 15:15:40 -0400107extern int dmi_name_in_vendors(const char *str);
Alok Katariafd8cd7e2008-11-03 15:50:38 -0800108extern int dmi_name_in_serial(const char *str);
Len Brown81b4e1f2008-01-16 17:20:37 -0500109extern int dmi_available;
Jean Delvaree7a19c562009-03-30 21:46:44 +0200110extern int dmi_walk(void (*decode)(const struct dmi_header *, void *),
111 void *private_data);
Jiri Slabyd61c72e2008-12-10 14:07:21 +0100112extern bool dmi_match(enum dmi_field f, const char *str);
Chen, Gongdd6dad42013-10-18 14:29:25 -0700113extern void dmi_memdev_name(u16 handle, const char **bank, const char **device);
Andi Kleene9928672006-01-11 22:43:33 +0100114
Linus Torvalds1da177e2005-04-16 15:20:36 -0700115#else
116
Jeff Garzik18552562007-10-03 15:15:40 -0400117static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; }
118static inline const char * dmi_get_system_info(int field) { return NULL; }
119static inline const struct dmi_device * dmi_find_device(int type, const char *name,
120 const struct dmi_device *from) { return NULL; }
Thomas Petazzoni7ae93922008-04-28 02:14:14 -0700121static inline void dmi_scan_machine(void) { return; }
Chen, Gongdd6dad42013-10-18 14:29:25 -0700122static inline void dmi_memdev_walk(void) { }
Tejun Heo98e5e1b2013-04-30 15:27:15 -0700123static inline void dmi_set_dump_stack_arch_desc(void) { }
Tejun Heo3e5cd1f2009-08-16 21:02:36 +0900124static inline bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp)
125{
126 if (yearp)
127 *yearp = 0;
128 if (monthp)
129 *monthp = 0;
130 if (dayp)
131 *dayp = 0;
132 return false;
133}
Jeff Garzik18552562007-10-03 15:15:40 -0400134static inline int dmi_name_in_vendors(const char *s) { return 0; }
Alok Katariafd8cd7e2008-11-03 15:50:38 -0800135static inline int dmi_name_in_serial(const char *s) { return 0; }
Len Brown81b4e1f2008-01-16 17:20:37 -0500136#define dmi_available 0
Jean Delvaree7a19c562009-03-30 21:46:44 +0200137static inline int dmi_walk(void (*decode)(const struct dmi_header *, void *),
138 void *private_data) { return -1; }
Jiri Slabyd61c72e2008-12-10 14:07:21 +0100139static inline bool dmi_match(enum dmi_field f, const char *str)
140 { return false; }
Chen, Gongdd6dad42013-10-18 14:29:25 -0700141static inline void dmi_memdev_name(u16 handle, const char **bank,
142 const char **device) { }
Kumar Galad8204ee2009-01-28 00:07:20 -0600143static inline const struct dmi_system_id *
144 dmi_first_match(const struct dmi_system_id *list) { return NULL; }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700145
146#endif
147
148#endif /* __DMI_H__ */