diff options
Diffstat (limited to 'include/linux/dmi.h')
| -rw-r--r-- | include/linux/dmi.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/include/linux/dmi.h b/include/linux/dmi.h new file mode 100644 index 000000000..927f8a8b7 --- /dev/null +++ b/include/linux/dmi.h @@ -0,0 +1,154 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __DMI_H__ +#define __DMI_H__ + +#include <linux/list.h> +#include <linux/kobject.h> +#include <linux/mod_devicetable.h> + +/* enum dmi_field is in mod_devicetable.h */ + +enum dmi_device_type { + DMI_DEV_TYPE_ANY = 0, + DMI_DEV_TYPE_OTHER, + DMI_DEV_TYPE_UNKNOWN, + DMI_DEV_TYPE_VIDEO, + DMI_DEV_TYPE_SCSI, + DMI_DEV_TYPE_ETHERNET, + DMI_DEV_TYPE_TOKENRING, + DMI_DEV_TYPE_SOUND, + DMI_DEV_TYPE_PATA, + DMI_DEV_TYPE_SATA, + DMI_DEV_TYPE_SAS, + DMI_DEV_TYPE_IPMI = -1, + DMI_DEV_TYPE_OEM_STRING = -2, + DMI_DEV_TYPE_DEV_ONBOARD = -3, + DMI_DEV_TYPE_DEV_SLOT = -4, +}; + +enum dmi_entry_type { + DMI_ENTRY_BIOS = 0, + DMI_ENTRY_SYSTEM, + DMI_ENTRY_BASEBOARD, + DMI_ENTRY_CHASSIS, + DMI_ENTRY_PROCESSOR, + DMI_ENTRY_MEM_CONTROLLER, + DMI_ENTRY_MEM_MODULE, + DMI_ENTRY_CACHE, + DMI_ENTRY_PORT_CONNECTOR, + DMI_ENTRY_SYSTEM_SLOT, + DMI_ENTRY_ONBOARD_DEVICE, + DMI_ENTRY_OEMSTRINGS, + DMI_ENTRY_SYSCONF, + DMI_ENTRY_BIOS_LANG, + DMI_ENTRY_GROUP_ASSOC, + DMI_ENTRY_SYSTEM_EVENT_LOG, + DMI_ENTRY_PHYS_MEM_ARRAY, + DMI_ENTRY_MEM_DEVICE, + DMI_ENTRY_32_MEM_ERROR, + DMI_ENTRY_MEM_ARRAY_MAPPED_ADDR, + DMI_ENTRY_MEM_DEV_MAPPED_ADDR, + DMI_ENTRY_BUILTIN_POINTING_DEV, + DMI_ENTRY_PORTABLE_BATTERY, + DMI_ENTRY_SYSTEM_RESET, + DMI_ENTRY_HW_SECURITY, + DMI_ENTRY_SYSTEM_POWER_CONTROLS, + DMI_ENTRY_VOLTAGE_PROBE, + DMI_ENTRY_COOLING_DEV, + DMI_ENTRY_TEMP_PROBE, + DMI_ENTRY_ELECTRICAL_CURRENT_PROBE, + DMI_ENTRY_OOB_REMOTE_ACCESS, + DMI_ENTRY_BIS_ENTRY, + DMI_ENTRY_SYSTEM_BOOT, + DMI_ENTRY_MGMT_DEV, + DMI_ENTRY_MGMT_DEV_COMPONENT, + DMI_ENTRY_MGMT_DEV_THRES, + DMI_ENTRY_MEM_CHANNEL, + DMI_ENTRY_IPMI_DEV, + DMI_ENTRY_SYS_POWER_SUPPLY, + DMI_ENTRY_ADDITIONAL, + DMI_ENTRY_ONBOARD_DEV_EXT, + DMI_ENTRY_MGMT_CONTROLLER_HOST, + DMI_ENTRY_INACTIVE = 126, + DMI_ENTRY_END_OF_TABLE = 127, +}; + +struct dmi_header { + u8 type; + u8 length; + u16 handle; +} __packed; + +struct dmi_device { + struct list_head list; + int type; + const char *name; + void *device_data; /* Type specific data */ +}; + +#ifdef CONFIG_DMI + +struct dmi_dev_onboard { + struct dmi_device dev; + int instance; + int segment; + int bus; + int devfn; +}; + +extern struct kobject *dmi_kobj; +extern int dmi_check_system(const struct dmi_system_id *list); +const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list); +extern const char * dmi_get_system_info(int field); +extern const struct dmi_device * dmi_find_device(int type, const char *name, + const struct dmi_device *from); +extern void dmi_setup(void); +extern bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp); +extern int dmi_get_bios_year(void); +extern int dmi_name_in_vendors(const char *str); +extern int dmi_name_in_serial(const char *str); +extern int dmi_available; +extern int dmi_walk(void (*decode)(const struct dmi_header *, void *), + void *private_data); +extern bool dmi_match(enum dmi_field f, const char *str); +extern void dmi_memdev_name(u16 handle, const char **bank, const char **device); +extern u64 dmi_memdev_size(u16 handle); +extern u8 dmi_memdev_type(u16 handle); +extern u16 dmi_memdev_handle(int slot); + +#else + +static inline int dmi_check_system(const struct dmi_system_id *list) { return 0; } +static inline const char * dmi_get_system_info(int field) { return NULL; } +static inline const struct dmi_device * dmi_find_device(int type, const char *name, + const struct dmi_device *from) { return NULL; } +static inline void dmi_setup(void) { } +static inline bool dmi_get_date(int field, int *yearp, int *monthp, int *dayp) +{ + if (yearp) + *yearp = 0; + if (monthp) + *monthp = 0; + if (dayp) + *dayp = 0; + return false; +} +static inline int dmi_get_bios_year(void) { return -ENXIO; } +static inline int dmi_name_in_vendors(const char *s) { return 0; } +static inline int dmi_name_in_serial(const char *s) { return 0; } +#define dmi_available 0 +static inline int dmi_walk(void (*decode)(const struct dmi_header *, void *), + void *private_data) { return -ENXIO; } +static inline bool dmi_match(enum dmi_field f, const char *str) + { return false; } +static inline void dmi_memdev_name(u16 handle, const char **bank, + const char **device) { } +static inline u64 dmi_memdev_size(u16 handle) { return ~0ul; } +static inline u8 dmi_memdev_type(u16 handle) { return 0x0; } +static inline u16 dmi_memdev_handle(int slot) { return 0xffff; } +static inline const struct dmi_system_id * + dmi_first_match(const struct dmi_system_id *list) { return NULL; } + +#endif + +#endif /* __DMI_H__ */ |