sys/dev/disk/sbp/sbp.h

   1 /*
   2  * Copyright (c) 2003 Hidetoshi Shimokawa
   3  * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. All advertising materials mentioning features or use of this software
  15  *    must display the acknowledgement as bellow:
  16  *
  17  *    This product includes software developed by K. Kobayashi and H. Shimokawa
  18  *
  19  * 4. The name of the author may not be used to endorse or promote products
  20  *    derived from this software without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  24  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  25  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
  26  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  27  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  28  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  30  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  31  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  32  * POSSIBILITY OF SUCH DAMAGE.
  33  *
  34  * $FreeBSD: src/sys/dev/firewire/sbp.h,v 1.3 2003/12/11 03:42:40 simokawa Exp $
  35  * $DragonFly: src/sys/dev/disk/sbp/sbp.h,v 1.1 2004/02/05 14:32:53 joerg Exp $
  36  */
  37
  38 #define ORB_NOTIFY      (1 << 31)
  39 #define ORB_FMT_STD     (0 << 29)
  40 #define ORB_FMT_VED     (2 << 29)
  41 #define ORB_FMT_NOP     (3 << 29)
  42 #define ORB_FMT_MSK     (3 << 29)
  43 #define ORB_EXV         (1 << 28)
  44 /* */
  45 #define ORB_CMD_IN      (1 << 27)
  46 /* */
  47 #define ORB_CMD_SPD(x)  ((x) << 24)
  48 #define ORB_CMD_MAXP(x) ((x) << 20)
  49 #define ORB_RCN_TMO(x)  ((x) << 20)
  50 #define ORB_CMD_PTBL    (1 << 19)
  51 #define ORB_CMD_PSZ(x)  ((x) << 16)
  52
  53 #define ORB_FUN_LGI     (0 << 16)
  54 #define ORB_FUN_QLG     (1 << 16)
  55 #define ORB_FUN_RCN     (3 << 16)
  56 #define ORB_FUN_LGO     (7 << 16)
  57 #define ORB_FUN_ATA     (0xb << 16)
  58 #define ORB_FUN_ATS     (0xc << 16)
  59 #define ORB_FUN_LUR     (0xe << 16)
  60 #define ORB_FUN_RST     (0xf << 16)
  61 #define ORB_FUN_MSK     (0xf << 16)
  62 #define ORB_FUN_RUNQUEUE 0xffff
  63
  64 #define ORB_RES_CMPL 0
  65 #define ORB_RES_FAIL 1
  66 #define ORB_RES_ILLE 2
  67 #define ORB_RES_VEND 3
  68
  69 #define SBP_DEBUG(x)    if (debug > x) {
  70 #define END_DEBUG       }
  71
  72 struct ind_ptr {
  73         u_int32_t hi,lo;
  74 };
  75
  76
  77 #define SBP_RECV_LEN 32
  78
  79 struct sbp_login_res{
  80         u_int16_t       len;
  81         u_int16_t       id;
  82         u_int16_t       res0;
  83         u_int16_t       cmd_hi;
  84         u_int32_t       cmd_lo;
  85         u_int16_t       res1;
  86         u_int16_t       recon_hold;
  87 };
  88
  89 struct sbp_status{
  90 #if BYTE_ORDER == BIG_ENDIAN
  91         u_int8_t        src:2,
  92                         resp:2,
  93                         dead:1,
  94                         len:3;
  95 #else
  96         u_int8_t        len:3,
  97                         dead:1,
  98                         resp:2,
  99                         src:2;
 100 #endif
 101         u_int8_t        status;
 102         u_int16_t       orb_hi;
 103         u_int32_t       orb_lo;
 104         u_int32_t       data[6];
 105 };
 106 /* src */
 107 #define SRC_NEXT_EXISTS 0
 108 #define SRC_NO_NEXT     1
 109 #define SRC_UNSOL       2
 110
 111 /* resp */
 112 #define SBP_REQ_CMP     0       /* request complete */
 113 #define SBP_TRANS_FAIL  1       /* transport failure */
 114 #define SBP_ILLE_REQ    2       /* illegal request */
 115 #define SBP_VEND_DEP    3       /* vendor dependent */
 116
 117 /* status (resp == 0) */
 118 /*   0: No additional Information to report */
 119 /*   1: Request Type not supported */
 120 /*   2: Speed not supported */
 121 /*   3: Page size not supported */
 122 /*   4: Access denied */
 123 #define STATUS_ACCESS_DENY      4
 124 /*   5: Logical unit not supported */
 125 /*   6: Maximum payload too small */
 126 /*   7: Reserved for future standardization */
 127 /*   8: Resource unavailabe */
 128 #define STATUS_RES_UNAVAIL      8
 129 /*   9: Function Rejected */
 130 /*  10: Login ID not recognized */
 131 /*  11: Dummy ORB completed */
 132 /*  12: Request aborted */
 133 /* 255: Unspecified error */
 134
 135 /* status (resp == 1) */
 136 /* Referenced object */
 137 #define OBJ_ORB         (0 << 6)        /* 0: ORB */
 138 #define OBJ_DATA        (1 << 6)        /* 1: Data buffer */
 139 #define OBJ_PT          (2 << 6)        /* 2: Page table */
 140 #define OBJ_UNSPEC      (3 << 6)        /* 3: Unable to specify */
 141 /* Serial bus error */
 142 /* 0: Missing acknowledge */
 143 /* 1: Reserved; not to be used */
 144 /* 2: Time-out error */
 145 #define SBE_TIMEOUT 2
 146 /* 3: Reserved; not to be used */
 147 /* 4: Busy retry limit exceeded: ack_busy_X */
 148 /* 5: Busy retry limit exceeded: ack_busy_A */
 149 /* 6: Busy retry limit exceeded: ack_busy_B */
 150 /* 7-A: Reserved for future standardization */
 151 /* B: Tardy retry limit exceeded */
 152 /* C: Confilict error */
 153 /* D: Data error */
 154 /* E: Type error */
 155 /* F: Address error */
 156
 157
 158 struct sbp_cmd_status{
 159 #define SBP_SFMT_CURR 0
 160 #define SBP_SFMT_DEFER 1
 161 #if BYTE_ORDER == BIG_ENDIAN
 162         u_int8_t        sfmt:2,
 163                         status:6;
 164         u_int8_t        valid:1,
 165                         mark:1,
 166                         eom:1,
 167                         ill_len:1,
 168                         s_key:4;
 169 #else
 170         u_int8_t        status:6,
 171                         sfmt:2;
 172         u_int8_t        s_key:4,
 173                         ill_len:1,
 174                         eom:1,
 175                         mark:1,
 176                         valid:1;
 177 #endif
 178         u_int8_t        s_code;
 179         u_int8_t        s_qlfr;
 180         u_int32_t       info;
 181         u_int32_t       cdb;
 182         u_int8_t        fru;
 183         u_int8_t        s_keydep[3];
 184         u_int32_t       vend[2];
 185 };
 186
 187 #define ORB_FUN_NAMES \
 188         /* 0 */ "LOGIN", \
 189         /* 1 */ "QUERY LOGINS", \
 190         /* 2 */ "Reserved", \
 191         /* 3 */ "RECONNECT", \
 192         /* 4 */ "SET PASSWORD", \
 193         /* 5 */ "Reserved", \
 194         /* 6 */ "Reserved", \
 195         /* 7 */ "LOGOUT", \
 196         /* 8 */ "Reserved", \
 197         /* 9 */ "Reserved", \
 198         /* A */ "Reserved", \
 199         /* B */ "ABORT TASK", \
 200         /* C */ "ABORT TASK SET", \
 201         /* D */ "Reserved", \
 202         /* E */ "LOGICAL UNIT RESET", \
 203         /* F */ "TARGET RESET"