155 lines
4.3 KiB
C
155 lines
4.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __DMI_H__
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#define __DMI_H__
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#include <linux/list.h>
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#include <linux/kobject.h>
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#include <linux/mod_devicetable.h>
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/* enum dmi_field is in mod_devicetable.h */
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enum dmi_device_type {
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DMI_DEV_TYPE_ANY = 0,
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DMI_DEV_TYPE_OTHER,
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DMI_DEV_TYPE_UNKNOWN,
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DMI_DEV_TYPE_VIDEO,
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DMI_DEV_TYPE_SCSI,
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DMI_DEV_TYPE_ETHERNET,
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DMI_DEV_TYPE_TOKENRING,
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DMI_DEV_TYPE_SOUND,
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DMI_DEV_TYPE_PATA,
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DMI_DEV_TYPE_SATA,
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DMI_DEV_TYPE_SAS,
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DMI_DEV_TYPE_IPMI = -1,
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DMI_DEV_TYPE_OEM_STRING = -2,
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DMI_DEV_TYPE_DEV_ONBOARD = -3,
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DMI_DEV_TYPE_DEV_SLOT = -4,
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};
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enum dmi_entry_type {
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DMI_ENTRY_BIOS = 0,
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DMI_ENTRY_SYSTEM,
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DMI_ENTRY_BASEBOARD,
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DMI_ENTRY_CHASSIS,
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DMI_ENTRY_PROCESSOR,
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DMI_ENTRY_MEM_CONTROLLER,
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DMI_ENTRY_MEM_MODULE,
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DMI_ENTRY_CACHE,
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DMI_ENTRY_PORT_CONNECTOR,
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DMI_ENTRY_SYSTEM_SLOT,
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DMI_ENTRY_ONBOARD_DEVICE,
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DMI_ENTRY_OEMSTRINGS,
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DMI_ENTRY_SYSCONF,
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DMI_ENTRY_BIOS_LANG,
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DMI_ENTRY_GROUP_ASSOC,
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DMI_ENTRY_SYSTEM_EVENT_LOG,
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DMI_ENTRY_PHYS_MEM_ARRAY,
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DMI_ENTRY_MEM_DEVICE,
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DMI_ENTRY_32_MEM_ERROR,
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DMI_ENTRY_MEM_ARRAY_MAPPED_ADDR,
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DMI_ENTRY_MEM_DEV_MAPPED_ADDR,
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DMI_ENTRY_BUILTIN_POINTING_DEV,
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DMI_ENTRY_PORTABLE_BATTERY,
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DMI_ENTRY_SYSTEM_RESET,
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DMI_ENTRY_HW_SECURITY,
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DMI_ENTRY_SYSTEM_POWER_CONTROLS,
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DMI_ENTRY_VOLTAGE_PROBE,
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DMI_ENTRY_COOLING_DEV,
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DMI_ENTRY_TEMP_PROBE,
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DMI_ENTRY_ELECTRICAL_CURRENT_PROBE,
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DMI_ENTRY_OOB_REMOTE_ACCESS,
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DMI_ENTRY_BIS_ENTRY,
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DMI_ENTRY_SYSTEM_BOOT,
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DMI_ENTRY_MGMT_DEV,
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DMI_ENTRY_MGMT_DEV_COMPONENT,
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DMI_ENTRY_MGMT_DEV_THRES,
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DMI_ENTRY_MEM_CHANNEL,
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DMI_ENTRY_IPMI_DEV,
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DMI_ENTRY_SYS_POWER_SUPPLY,
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DMI_ENTRY_ADDITIONAL,
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DMI_ENTRY_ONBOARD_DEV_EXT,
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DMI_ENTRY_MGMT_CONTROLLER_HOST,
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DMI_ENTRY_INACTIVE = 126,
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DMI_ENTRY_END_OF_TABLE = 127,
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};
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struct dmi_header {
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u8 type;
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u8 length;
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u16 handle;
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} __packed;
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struct dmi_device {
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struct list_head list;
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int type;
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const char *name;
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void *device_data; /* Type specific data */
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};
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#ifdef CONFIG_DMI
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struct dmi_dev_onboard {
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struct dmi_device dev;
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int instance;
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int segment;
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int bus;
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int devfn;
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};
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extern struct kobject *dmi_kobj;
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extern int dmi_check_system(const struct dmi_system_id *list);
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const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list);
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extern const char * dmi_get_system_info(int field);
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extern const struct dmi_device * dmi_find_device(int type, const char *name,
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const struct dmi_device *from);
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extern void dmi_setup(void);
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extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp);
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extern int dmi_get_bios_year(void);
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extern int dmi_name_in_vendors(const char *str);
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extern int dmi_name_in_serial(const char *str);
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extern int dmi_available;
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extern int dmi_walk(void (*decode)(const struct dmi_header *, void *),
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void *private_data);
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extern bool dmi_match(enum dmi_field f, const char *str);
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extern void dmi_memdev_name(u16 handle, const char **bank, const char **device);
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extern u64 dmi_memdev_size(u16 handle);
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extern u8 dmi_memdev_type(u16 handle);
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extern u16 dmi_memdev_handle(int slot);
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#else
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static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; }
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static inline const char * dmi_get_system_info(int field) { return NULL; }
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static inline const struct dmi_device * dmi_find_device(int type, const char *name,
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const struct dmi_device *from) { return NULL; }
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static inline void dmi_setup(void) { }
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static inline bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp)
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{
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if (yearp)
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*yearp = 0;
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if (monthp)
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*monthp = 0;
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if (dayp)
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*dayp = 0;
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return false;
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}
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static inline int dmi_get_bios_year(void) { return -ENXIO; }
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static inline int dmi_name_in_vendors(const char *s) { return 0; }
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static inline int dmi_name_in_serial(const char *s) { return 0; }
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#define dmi_available 0
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static inline int dmi_walk(void (*decode)(const struct dmi_header *, void *),
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void *private_data) { return -ENXIO; }
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static inline bool dmi_match(enum dmi_field f, const char *str)
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{ return false; }
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static inline void dmi_memdev_name(u16 handle, const char **bank,
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const char **device) { }
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static inline u64 dmi_memdev_size(u16 handle) { return ~0ul; }
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static inline u8 dmi_memdev_type(u16 handle) { return 0x0; }
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static inline u16 dmi_memdev_handle(int slot) { return 0xffff; }
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static inline const struct dmi_system_id *
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dmi_first_match(const struct dmi_system_id *list) { return NULL; }
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#endif
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#endif /* __DMI_H__ */
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