1 /* $FreeBSD$ */ 2 /*- 3 * SPDX-License-Identifier: (BSD-2-Clause-FreeBSD OR GPL-2.0) 4 * 5 * Copyright (c) 2000 by Matthew Jacob 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions, and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * Alternatively, this software may be distributed under the terms of the 18 * the GNU Public License ("GPL"). 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 24 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 */ 33 #ifndef _SCSI_ENC_H_ 34 #define _SCSI_ENC_H_ 35 36 #include <cam/scsi/scsi_ses.h> 37 38 #define ENCIOC ('s' - 040) 39 #define ENCIOC_GETNELM _IO(ENCIOC, 1) 40 #define ENCIOC_GETELMMAP _IO(ENCIOC, 2) 41 #define ENCIOC_GETENCSTAT _IO(ENCIOC, 3) 42 #define ENCIOC_SETENCSTAT _IO(ENCIOC, 4) 43 #define ENCIOC_GETELMSTAT _IO(ENCIOC, 5) 44 #define ENCIOC_SETELMSTAT _IO(ENCIOC, 6) 45 #define ENCIOC_GETTEXT _IO(ENCIOC, 7) 46 #define ENCIOC_INIT _IO(ENCIOC, 8) 47 #define ENCIOC_GETELMDESC _IO(ENCIOC, 9) 48 #define ENCIOC_GETELMDEVNAMES _IO(ENCIOC, 10) 49 #define ENCIOC_GETSTRING _IO(ENCIOC, 11) 50 #define ENCIOC_SETSTRING _IO(ENCIOC, 12) 51 #define ENCIOC_GETENCNAME _IO(ENCIOC, 13) 52 #define ENCIOC_GETENCID _IO(ENCIOC, 14) 53 54 /* 55 * Platform Independent Definitions for enclosure devices. 56 */ 57 /* 58 * SCSI Based Environmental Services Application Defines 59 * 60 * Based almost entirely on SCSI-3 ENC Revision 8A specification, 61 * but slightly abstracted as the underlying device may in fact 62 * be a SAF-TE or vendor unique device. 63 */ 64 /* 65 * ENC Driver Operations: 66 * (The defines themselves are platform and access method specific) 67 * 68 * ENCIOC_GETNELM 69 * ENCIOC_GETELMMAP 70 * ENCIOC_GETENCSTAT 71 * ENCIOC_SETENCSTAT 72 * ENCIOC_GETELMSTAT 73 * ENCIOC_SETELMSTAT 74 * ENCIOC_INIT 75 * 76 * 77 * An application finds out how many elements an enclosure instance 78 * is managing by performing a ENCIOC_GETNELM operation. It then 79 * performs a ENCIOC_GETELMMAP to get the map that contains the 80 * elment identifiers for all elements (see encioc_element_t below). 81 * This information is static. 82 * 83 * The application may perform ENCIOC_GETELMSTAT operations to retrieve 84 * status on an element (see the enc_elm_status_t structure below), 85 * ENCIOC_SETELMSTAT operations to set status for an element. 86 * 87 * Similarly, overall enclosure status me be fetched or set via 88 * ENCIOC_GETENCSTAT or ENCIOC_SETENCSTAT operations (see encioc_enc_status_t 89 * below). 90 * 91 * Readers should note that there is nothing that requires either a set 92 * or a clear operation to actually latch and do anything in the target. 93 * 94 * A ENCIOC_INIT operation causes the enclosure to be initialized. 95 */ 96 97 /* Element Types */ 98 typedef enum { 99 ELMTYP_UNSPECIFIED = 0x00, 100 ELMTYP_DEVICE = 0x01, 101 ELMTYP_POWER = 0x02, 102 ELMTYP_FAN = 0x03, 103 ELMTYP_THERM = 0x04, 104 ELMTYP_DOORLOCK = 0x05, 105 ELMTYP_ALARM = 0x06, 106 ELMTYP_ESCC = 0x07, /* Enclosure SCC */ 107 ELMTYP_SCC = 0x08, /* SCC */ 108 ELMTYP_NVRAM = 0x09, 109 ELMTYP_INV_OP_REASON = 0x0a, 110 ELMTYP_UPS = 0x0b, 111 ELMTYP_DISPLAY = 0x0c, 112 ELMTYP_KEYPAD = 0x0d, 113 ELMTYP_ENCLOSURE = 0x0e, 114 ELMTYP_SCSIXVR = 0x0f, 115 ELMTYP_LANGUAGE = 0x10, 116 ELMTYP_COMPORT = 0x11, 117 ELMTYP_VOM = 0x12, 118 ELMTYP_AMMETER = 0x13, 119 ELMTYP_SCSI_TGT = 0x14, 120 ELMTYP_SCSI_INI = 0x15, 121 ELMTYP_SUBENC = 0x16, 122 ELMTYP_ARRAY_DEV = 0x17, 123 ELMTYP_SAS_EXP = 0x18, /* SAS expander */ 124 ELMTYP_SAS_CONN = 0x19 /* SAS connector */ 125 } elm_type_t; 126 127 typedef struct encioc_element { 128 /* Element Index */ 129 unsigned int elm_idx; 130 131 /* ID of SubEnclosure containing Element*/ 132 unsigned int elm_subenc_id; 133 134 /* Element Type */ 135 elm_type_t elm_type; 136 } encioc_element_t; 137 138 /* 139 * Overall Enclosure Status 140 */ 141 typedef unsigned char encioc_enc_status_t; 142 143 /* 144 * Element Status 145 */ 146 typedef struct encioc_elm_status { 147 unsigned int elm_idx; 148 unsigned char cstat[4]; 149 } encioc_elm_status_t; 150 151 /* 152 * ENC String structure, for StringIn and StringOut commands; use this with 153 * the ENCIOC_GETSTRING and ENCIOC_SETSTRING ioctls. 154 */ 155 typedef struct encioc_string { 156 size_t bufsiz; /* IN/OUT: length of string provided/returned */ 157 #define ENC_STRING_MAX 0xffff 158 uint8_t *buf; /* IN/OUT: string */ 159 } encioc_string_t; 160 161 /*============================================================================*/ 162 163 /* 164 * SES v2 r20 6.1.10 (pg 39) - Element Descriptor diagnostic page 165 * Tables 21, 22, and 23 166 */ 167 typedef struct encioc_elm_desc { 168 unsigned int elm_idx; /* IN: elment requested */ 169 uint16_t elm_desc_len; /* IN: buffer size; OUT: bytes written */ 170 char *elm_desc_str; /* IN/OUT: buffer for descriptor data */ 171 } encioc_elm_desc_t; 172 173 /* 174 * ENCIOC_GETELMDEVNAMES: 175 * ioctl structure to get an element's device names, if available 176 */ 177 typedef struct encioc_elm_devnames { 178 unsigned int elm_idx; /* IN: element index */ 179 size_t elm_names_size;/* IN: size of elm_devnames */ 180 size_t elm_names_len; /* OUT: actual size returned */ 181 /* 182 * IN/OUT: comma separated list of peripheral driver 183 * instances servicing this element. 184 */ 185 char *elm_devnames; 186 } encioc_elm_devnames_t; 187 188 /* ioctl structure for requesting FC info for a port */ 189 typedef struct encioc_elm_fc_port { 190 unsigned int elm_idx; 191 unsigned int port_idx; 192 struct ses_elm_fc_port port_data; 193 } encioc_elm_fc_port_t; 194 195 /* ioctl structure for requesting SAS info for element phys */ 196 typedef struct encioc_elm_sas_device_phy { 197 unsigned int elm_idx; 198 unsigned int phy_idx; 199 struct ses_elm_sas_device_phy phy_data; 200 } enioc_elm_sas_phy_t; 201 202 /* ioctl structure for requesting SAS info for an expander phy */ 203 typedef struct encioc_elm_sas_expander_phy { 204 unsigned int elm_idx; 205 unsigned int phy_idx; 206 struct ses_elm_sas_expander_phy phy_data; 207 } encioc_elm_sas_expander_phy_t; 208 209 /* ioctl structure for requesting SAS info for a port phy */ 210 typedef struct encioc_elm_sas_port_phy { 211 unsigned int elm_idx; 212 unsigned int phy_idx; 213 struct ses_elm_sas_port_phy phy_data; 214 } enioc_elm_sas_port_phy_t; 215 216 /* ioctl structure for requesting additional status for an element */ 217 typedef struct encioc_addl_status { 218 unsigned int elm_idx; 219 union ses_elm_addlstatus_descr_hdr addl_hdr; 220 union ses_elm_addlstatus_proto_hdr proto_hdr; 221 } enioc_addl_status_t; 222 223 #endif /* _SCSI_ENC_H_ */ 224