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261 lines
7.4 KiB
C++
261 lines
7.4 KiB
C++
/*
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* nvmecmds.h
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*
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* Home page of code is: http://www.smartmontools.org
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*
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* Copyright (C) 2016 Christian Franke
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*
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* Original code from <linux/nvme.h>:
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* Copyright (C) 2011-2014 Intel Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* You should have received a copy of the GNU General Public License
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* (for example COPYING); If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef NVMECMDS_H
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#define NVMECMDS_H
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#define NVMECMDS_H_CVSID "$Id: nvmecmds.h 4488 2017-09-25 11:54:15Z samm2 $"
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#include "int64.h"
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// The code below was orginally imported from <linux/nvme.h> include file from
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// Linux kernel sources. Types from <linux/types.h> were replaced.
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// Symbol names are unchanged but placed in a namespace to allow inclusion
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// of the original <linux/nvme.h>.
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namespace smartmontools {
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////////////////////////////////////////////////////////////////////////////
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// BEGIN: From <linux/nvme.h>
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/*
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* Definitions for the NVM Express interface
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* Copyright (c) 2011-2014, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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struct nvme_error_log_page {
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uint64_t error_count;
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unsigned short sqid;
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unsigned short cmdid;
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unsigned short status_field;
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unsigned short parm_error_location;
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uint64_t lba;
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unsigned int nsid;
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unsigned char vs;
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unsigned char resv[35];
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};
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struct nvme_id_power_state {
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unsigned short max_power; // centiwatts
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unsigned char rsvd2;
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unsigned char flags;
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unsigned int entry_lat; // microseconds
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unsigned int exit_lat; // microseconds
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unsigned char read_tput;
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unsigned char read_lat;
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unsigned char write_tput;
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unsigned char write_lat;
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unsigned short idle_power;
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unsigned char idle_scale;
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unsigned char rsvd19;
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unsigned short active_power;
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unsigned char active_work_scale;
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unsigned char rsvd23[9];
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};
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struct nvme_id_ctrl {
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unsigned short vid;
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unsigned short ssvid;
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char sn[20];
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char mn[40];
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char fr[8];
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unsigned char rab;
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unsigned char ieee[3];
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unsigned char cmic;
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unsigned char mdts;
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unsigned short cntlid;
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unsigned int ver;
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unsigned int rtd3r;
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unsigned int rtd3e;
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unsigned int oaes;
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unsigned int ctratt;
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unsigned char rsvd100[156];
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unsigned short oacs;
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unsigned char acl;
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unsigned char aerl;
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unsigned char frmw;
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unsigned char lpa;
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unsigned char elpe;
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unsigned char npss;
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unsigned char avscc;
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unsigned char apsta;
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unsigned short wctemp;
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unsigned short cctemp;
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unsigned short mtfa;
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unsigned int hmpre;
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unsigned int hmmin;
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unsigned char tnvmcap[16];
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unsigned char unvmcap[16];
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unsigned int rpmbs;
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unsigned short edstt;
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unsigned char dsto;
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unsigned char fwug;
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unsigned short kas;
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unsigned short hctma;
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unsigned short mntmt;
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unsigned short mxtmt;
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unsigned int sanicap;
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unsigned char rsvd332[180];
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unsigned char sqes;
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unsigned char cqes;
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unsigned short maxcmd;
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unsigned int nn;
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unsigned short oncs;
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unsigned short fuses;
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unsigned char fna;
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unsigned char vwc;
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unsigned short awun;
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unsigned short awupf;
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unsigned char nvscc;
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unsigned char rsvd531;
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unsigned short acwu;
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unsigned char rsvd534[2];
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unsigned int sgls;
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unsigned char rsvd540[228];
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char subnqn[256];
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unsigned char rsvd1024[768];
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unsigned int ioccsz;
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unsigned int iorcsz;
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unsigned short icdoff;
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unsigned char ctrattr;
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unsigned char msdbd;
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unsigned char rsvd1804[244];
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struct nvme_id_power_state psd[32];
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unsigned char vs[1024];
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};
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struct nvme_lbaf {
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unsigned short ms;
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unsigned char ds;
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unsigned char rp;
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};
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struct nvme_id_ns {
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uint64_t nsze;
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uint64_t ncap;
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uint64_t nuse;
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unsigned char nsfeat;
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unsigned char nlbaf;
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unsigned char flbas;
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unsigned char mc;
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unsigned char dpc;
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unsigned char dps;
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unsigned char nmic;
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unsigned char rescap;
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unsigned char fpi;
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unsigned char rsvd33;
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unsigned short nawun;
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unsigned short nawupf;
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unsigned short nacwu;
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unsigned short nabsn;
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unsigned short nabo;
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unsigned short nabspf;
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unsigned char rsvd46[2];
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unsigned char nvmcap[16];
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unsigned char rsvd64[40];
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unsigned char nguid[16];
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unsigned char eui64[8];
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struct nvme_lbaf lbaf[16];
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unsigned char rsvd192[192];
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unsigned char vs[3712];
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};
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struct nvme_smart_log {
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unsigned char critical_warning;
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unsigned char temperature[2];
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unsigned char avail_spare;
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unsigned char spare_thresh;
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unsigned char percent_used;
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unsigned char rsvd6[26];
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unsigned char data_units_read[16];
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unsigned char data_units_written[16];
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unsigned char host_reads[16];
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unsigned char host_writes[16];
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unsigned char ctrl_busy_time[16];
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unsigned char power_cycles[16];
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unsigned char power_on_hours[16];
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unsigned char unsafe_shutdowns[16];
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unsigned char media_errors[16];
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unsigned char num_err_log_entries[16];
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unsigned int warning_temp_time;
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unsigned int critical_comp_time;
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unsigned short temp_sensor[8];
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unsigned int thm_temp1_trans_count;
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unsigned int thm_temp2_trans_count;
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unsigned int thm_temp1_total_time;
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unsigned int thm_temp2_total_time;
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unsigned char rsvd232[280];
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};
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enum nvme_admin_opcode {
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//nvme_admin_delete_sq = 0x00,
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//nvme_admin_create_sq = 0x01,
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nvme_admin_get_log_page = 0x02,
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//nvme_admin_delete_cq = 0x04,
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//nvme_admin_create_cq = 0x05,
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nvme_admin_identify = 0x06,
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//nvme_admin_abort_cmd = 0x08,
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//nvme_admin_set_features = 0x09,
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//nvme_admin_get_features = 0x0a,
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//nvme_admin_async_event = 0x0c,
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//nvme_admin_ns_mgmt = 0x0d,
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//nvme_admin_activate_fw = 0x10,
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//nvme_admin_download_fw = 0x11,
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//nvme_admin_ns_attach = 0x15,
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//nvme_admin_format_nvm = 0x80,
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//nvme_admin_security_send = 0x81,
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//nvme_admin_security_recv = 0x82,
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};
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// END: From <linux/nvme.h>
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////////////////////////////////////////////////////////////////////////////
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} // namespace smartmontools
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class nvme_device;
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// Print NVMe debug messages?
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extern unsigned char nvme_debugmode;
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// Read NVMe Identify Controller data structure.
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bool nvme_read_id_ctrl(nvme_device * device, smartmontools::nvme_id_ctrl & id_ctrl);
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// Read NVMe Identify Namespace data structure for namespace NSID.
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bool nvme_read_id_ns(nvme_device * device, unsigned nsid, smartmontools::nvme_id_ns & id_ns);
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// Read NVMe log page with identifier LID.
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bool nvme_read_log_page(nvme_device * device, unsigned char lid, void * data, unsigned size);
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// Read NVMe Error Information Log.
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bool nvme_read_error_log(nvme_device * device, smartmontools::nvme_error_log_page * error_log,
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unsigned num_entries);
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// Read NVMe SMART/Health Information log.
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bool nvme_read_smart_log(nvme_device * device, smartmontools::nvme_smart_log & smart_log);
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#endif // NVMECMDS_H
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