sys/dev/raid/ciss/cissio.h

   1 /*-
   2  * Copyright (c) 2001 Michael Smith
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  *      $FreeBSD: src/sys/dev/ciss/cissio.h,v 1.6 2008/07/11 21:20:51 scottl Exp $
  27  */
  28
  29 /*
  30  * Driver ioctl interface.
  31  *
  32  * Note that this interface is API-compatible with the Linux implementation
  33  * except as noted, and thus this header bears a striking resemblance to
  34  * the Linux driver's cciss_ioctl.h.
  35  *
  36  */
  37
  38 #include <sys/ioccom.h>
  39
  40 #pragma pack(1)
  41
  42 typedef struct
  43 {
  44     u_int8_t    bus;
  45     u_int8_t    dev_fn;
  46     u_int32_t   board_id;
  47 } cciss_pci_info_struct;
  48
  49 typedef struct
  50 {
  51     u_int32_t   delay;
  52     u_int32_t   count;
  53 } cciss_coalint_struct;
  54
  55 typedef char            NodeName_type[16];
  56 typedef u_int32_t       Heartbeat_type;
  57
  58 #define CISS_PARSCSIU2  0x0001
  59 #define CISS_PARCSCIU3  0x0002
  60 #define CISS_FIBRE1G    0x0100
  61 #define CISS_FIBRE2G    0x0200
  62 typedef u_int32_t       BusTypes_type;
  63
  64 typedef char            FirmwareVer_type[4];
  65 typedef u_int32_t       DriverVer_type;
  66
  67 /* passthrough command definitions */
  68 #define SENSEINFOBYTES          32
  69 #define CISS_MAX_LUN            16
  70 #define LEVEL2LUN               1
  71 #define LEVEL3LUN               0
  72
  73 /* command status value */
  74 #define CMD_SUCCESS             0x0000
  75 #define CMD_TARGET_STATUS       0x0001
  76 #define CMD_DATA_UNDERRUN       0x0002
  77 #define CMD_DATA_OVERRUN        0x0003
  78 #define CMD_INVALID             0x0004
  79 #define CMD_PROTOCOL_ERR        0x0005
  80 #define CMD_HARDWARE_ERR        0x0006
  81 #define CMD_CONNECTION_LOST     0x0007
  82 #define CMD_ABORTED             0x0008
  83 #define CMD_ABORT_FAILED        0x0009
  84 #define CMD_UNSOLICITED_ABORT   0x000A
  85 #define CMD_TIMEOUT             0x000B
  86 #define CMD_UNABORTABLE         0x000C
  87
  88 /* transfer direction */
  89 #define XFER_NONE               0x00
  90 #define XFER_WRITE              0x01
  91 #define XFER_READ               0x02
  92 #define XFER_RSVD               0x03
  93
  94 /* task attribute */
  95 #define ATTR_UNTAGGED           0x00
  96 #define ATTR_SIMPLE             0x04
  97 #define ATTR_HEADOFQUEUE        0x05
  98 #define ATTR_ORDERED            0x06
  99 #define ATTR_ACA                0x07
 100
 101 /* CDB type */
 102 #define TYPE_CMD                0x00
 103 #define TYPE_MSG                0x01
 104
 105 /* command list structure */
 106 typedef union {
 107     struct {
 108         u_int8_t        Dev;
 109         u_int8_t        Bus:6;
 110         u_int8_t        Mode:2;
 111     } __packed PeripDev;
 112     struct {
 113         u_int8_t        DevLSB;
 114         u_int8_t        DevMSB:6;
 115         u_int8_t        Mode:2;
 116     } __packed LogDev;
 117     struct {
 118         u_int8_t        Dev:5;
 119         u_int8_t        Bus:3;
 120         u_int8_t        Targ:6;
 121         u_int8_t        Mode:2;
 122     } __packed LogUnit;
 123 } SCSI3Addr_struct;
 124
 125 typedef struct {
 126     u_int32_t           TargetId:24;
 127     u_int32_t           Bus:6;
 128     u_int32_t           Mode:2;
 129     SCSI3Addr_struct    Target[2];
 130 } __packed PhysDevAddr_struct;
 131
 132 typedef struct {
 133     u_int32_t           VolId:30;
 134     u_int32_t           Mode:2;
 135     u_int8_t            reserved[4];
 136 } __packed LogDevAddr_struct;
 137
 138 typedef union {
 139     u_int8_t            LunAddrBytes[8];
 140     SCSI3Addr_struct    SCSI3Lun[4];
 141     PhysDevAddr_struct  PhysDev;
 142     LogDevAddr_struct   LogDev;
 143 } __packed LUNAddr_struct;
 144
 145 typedef struct {
 146     u_int8_t    CDBLen;
 147     struct {
 148         u_int8_t        Type:3;
 149         u_int8_t        Attribute:3;
 150         u_int8_t        Direction:2;
 151     } __packed Type;
 152     u_int16_t   Timeout;
 153     u_int8_t    CDB[16];
 154 } __packed RequestBlock_struct;
 155
 156 typedef union {
 157     struct {
 158         u_int8_t        Reserved[3];
 159         u_int8_t        Type;
 160         u_int32_t       ErrorInfo;
 161     } __packed Common_Info;
 162     struct {
 163         u_int8_t        Reserved[2];
 164         u_int8_t        offense_size;
 165         u_int8_t        offense_num;
 166         u_int32_t       offense_value;
 167     } __packed Invalid_Cmd;
 168 } __packed MoreErrInfo_struct;
 169
 170 typedef struct {
 171     u_int8_t            ScsiStatus;
 172     u_int8_t            SenseLen;
 173     u_int16_t           CommandStatus;
 174     u_int32_t           ResidualCnt;
 175     MoreErrInfo_struct  MoreErrInfo;
 176     u_int8_t            SenseInfo[SENSEINFOBYTES];
 177 } __packed ErrorInfo_struct;
 178
 179 typedef struct {
 180     LUNAddr_struct      LUN_info;       /* 8 */
 181     RequestBlock_struct Request;        /* 20 */
 182     ErrorInfo_struct    error_info;     /* 48 */
 183     u_int16_t           buf_size;       /* 2 */
 184     u_int8_t            *buf;           /* 4 */
 185 } __packed IOCTL_Command_struct;
 186
 187 #ifdef __x86_64__
 188 typedef struct {
 189     LUNAddr_struct      LUN_info;       /* 8 */
 190     RequestBlock_struct Request;        /* 20 */
 191     ErrorInfo_struct    error_info;     /* 48 */
 192     u_int16_t           buf_size;       /* 2 */
 193     u_int32_t           buf;            /* 4 */
 194 } __packed IOCTL_Command_struct32;
 195 #endif
 196
 197 /************************************************************************
 198  * Command queue statistics
 199  */
 200
 201 #define CISSQ_FREE      0
 202 #define CISSQ_NOTIFY    1
 203 #define CISSQ_COUNT     2
 204
 205 struct ciss_qstat {
 206     uint32_t            q_length;
 207     uint32_t            q_max;
 208 };
 209
 210 union ciss_statrequest {
 211     uint32_t            cs_item;
 212     struct ciss_qstat   cs_qstat;
 213 };
 214
 215 /*
 216  * Note that we'd normally pass the struct in directly, but
 217  * this code is trying to be compatible with other drivers.
 218  */
 219 #define CCISS_GETPCIINFO        _IOR ('C', 200, cciss_pci_info_struct)
 220 #define CCISS_GETINTINFO        _IOR ('C', 201, cciss_coalint_struct)
 221 #define CCISS_SETINTINFO        _IOW ('C', 202, cciss_coalint_struct)
 222 #define CCISS_GETNODENAME       _IOR ('C', 203, NodeName_type)
 223 #define CCISS_SETNODENAME       _IOW ('C', 204, NodeName_type)
 224 #define CCISS_GETHEARTBEAT      _IOR ('C', 205, Heartbeat_type)
 225 #define CCISS_GETBUSTYPES       _IOR ('C', 206, BusTypes_type)
 226 #define CCISS_GETFIRMVER        _IOR ('C', 207, FirmwareVer_type)
 227 #define CCISS_GETDRIVERVER      _IOR ('C', 208, DriverVer_type)
 228 #define CCISS_REVALIDVOLS       _IO  ('C', 209)
 229 #define CCISS_PASSTHRU          _IOWR ('C', 210, IOCTL_Command_struct)
 230 #ifdef __amd64
 231 #define CCISS_PASSTHRU32        _IOWR ('C', 210, IOCTL_Command_struct32)
 232 #endif
 233 #define CCISS_GETQSTATS         _IOWR ('C', 211, union ciss_statrequest)
 234
 235 #pragma pack()