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/*
* linux/include/linux/hdsmart.h
*
* Copyright (C) 1999-2000 Michael Cornwell <cornwell@acm.org>
* Copyright (C) 2000 Andre Hedrick <andre@linux-ide.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* You should have received a copy of the GNU General Public License
* (for example /usr/src/linux/COPYING); if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _LINUX_HDSMART_H
#define _LINUX_HDSMART_H
#define OFFLINE_FULL_SCAN 0
#define SHORT_SELF_TEST 1
#define EXTEND_SELF_TEST 2
#define SHORT_CAPTIVE_SELF_TEST 129
#define EXTEND_CAPTIVE_SELF_TEST 130
/* smart_attribute is the vendor specific in SFF-8035 spec */
typedef struct ata_smart_attribute_s {
unsigned char id;
unsigned short status_flag;
unsigned char normalized;
unsigned char worse_normal;
unsigned char raw[6];
unsigned char reserv;
} __attribute__ ((packed)) ata_smart_attribute_t;
/* smart_values is format of the read drive Atrribute command */
typedef struct ata_smart_values_s {
unsigned short revnumber;
ata_smart_attribute_t vendor_attributes [30];
unsigned char offline_data_collection_status;
unsigned char self_test_exec_status;
unsigned short total_time_to_complete_off_line;
unsigned char vendor_specific_366;
unsigned char offline_data_collection_capability;
unsigned short smart_capability;
unsigned char errorlog_capability;
unsigned char vendor_specific_371;
unsigned char short_test_completion_time;
unsigned char extend_test_completion_time;
unsigned char reserved_374_385 [12];
unsigned char vendor_specific_386_509 [125];
unsigned char chksum;
} __attribute__ ((packed)) ata_smart_values_t;
/* Smart Threshold data structures */
/* Vendor attribute of SMART Threshold */
typedef struct ata_smart_threshold_entry_s {
unsigned char id;
unsigned char normalized_threshold;
unsigned char reserved[10];
} __attribute__ ((packed)) ata_smart_threshold_entry_t;
/* Format of Read SMART THreshold Command */
typedef struct ata_smart_thresholds_s {
unsigned short revnumber;
ata_smart_threshold_entry_t thres_entries[30];
unsigned char reserved[149];
unsigned char chksum;
} __attribute__ ((packed)) ata_smart_thresholds_t;
typedef struct ata_smart_errorlog_command_struct_s {
unsigned char devicecontrolreg;
unsigned char featuresreg;
unsigned char sector_count;
unsigned char sector_number;
unsigned char cylinder_low;
unsigned char cylinder_high;
unsigned char drive_head;
unsigned char commandreg;
unsigned int timestamp;
} __attribute__ ((packed)) ata_smart_errorlog_command_struct_t;
typedef struct ata_smart_errorlog_error_struct_s {
unsigned char error_condition;
unsigned char extended_error[14];
unsigned char state;
unsigned short timestamp;
} __attribute__ ((packed)) ata_smart_errorlog_error_struct_t;
typedef struct ata_smart_errorlog_struct_s {
ata_smart_errorlog_command_struct_t commands[6];
ata_smart_errorlog_error_struct_t error_struct;
} __attribute__ ((packed)) ata_smart_errorlog_struct_t;
typedef struct ata_smart_errorlog_s {
unsigned char revnumber;
unsigned char error_log_pointer;
ata_smart_errorlog_struct_t errorlog_struct[5];
unsigned short ata_error_count;
unsigned short non_fatal_count;
unsigned short drive_timeout_count;
unsigned char reserved[53];
unsigned char chksum;
} __attribute__ ((packed)) ata_smart_errorlog_t;
typedef struct ata_smart_selftestlog_struct_s {
unsigned char selftestnumber;
unsigned char selfteststatus;
unsigned short timestamp;
unsigned char selftestfailurecheckpoint;
unsigned int lbafirstfailure;
unsigned char vendorspecific[15];
} __attribute__ ((packed)) ata_smart_selftestlog_struct_t;
typedef struct ata_smart_selftestlog_s {
unsigned short revnumber;
ata_smart_selftestlog_struct_t selftest_struct[21];
unsigned char vendorspecific[2];
unsigned char mostrecenttest;
unsigned char resevered[2];
unsigned char chksum;
} __attribute__ ((packed)) ata_smart_selftestlog_t;
#endif /* _LINUX_HDSMART_H */