sys/dev/ieee1394/iec13213.h

   1 /*      $NetBSD: iec13213.h,v 1.2 2005/12/11 12:22:02 christos Exp $    */
   2 /*-
   3  * Copyright (c) 2003 Hidetoshi Shimokawa
   4  * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the acknowledgement as bellow:
  17  *
  18  *    This product includes software developed by K. Kobayashi and H. Shimokawa
  19  *
  20  * 4. The name of the author may not be used to endorse or promote products
  21  *    derived from this software without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  25  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  26  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
  27  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  28  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  29  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  31  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  32  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  33  * POSSIBILITY OF SUCH DAMAGE.
  34  *
  35  * $FreeBSD: /repoman/r/ncvs/src/sys/dev/firewire/iec13213.h,v 1.14 2005/01/06 01:42:41 imp Exp $
  36  *
  37  */
  38
  39 #define STATE_CLEAR     0x0000
  40 #define STATE_SET       0x0004
  41 #define NODE_IDS        0x0008
  42 #define RESET_START     0x000c
  43 #define SPLIT_TIMEOUT_HI        0x0018
  44 #define SPLIT_TIMEOUT_LO        0x001c
  45 #define CYCLE_TIME      0x0200
  46 #define BUS_TIME        0x0204
  47 #define BUSY_TIMEOUT    0x0210
  48 #define PRIORITY_BUDGET 0x0218
  49 #define BUS_MGR_ID      0x021c
  50 #define BANDWIDTH_AV    0x0220
  51 #define CHANNELS_AV_HI  0x0224
  52 #define CHANNELS_AV_LO  0x0228
  53 #define IP_CHANNELS     0x0234
  54
  55 #define CONF_ROM        0x0400
  56
  57 #define TOPO_MAP        0x1000
  58 #define SPED_MAP        0x2000
  59
  60 #define CSRTYPE_SHIFT   6
  61 #define CSRTYPE_MASK    (3 << CSRTYPE_SHIFT)
  62 #define CSRTYPE_I       (0 << CSRTYPE_SHIFT) /* Immediate */
  63 #define CSRTYPE_C       (1 << CSRTYPE_SHIFT) /* CSR offset */
  64 #define CSRTYPE_L       (2 << CSRTYPE_SHIFT) /* Leaf */
  65 #define CSRTYPE_D       (3 << CSRTYPE_SHIFT) /* Directory */
  66
  67 /*
  68  * CSR keys
  69  * 00 - 2F: defined by CSR architecture standards.
  70  * 30 - 37: defined by BUS starndards
  71  * 38 - 3F: defined by Vendor/Specifier
  72  */
  73 #define CSRKEY_MASK     0x3f
  74 #define CSRKEY_DESC     0x01 /* Descriptor */
  75 #define CSRKEY_BDINFO   0x02 /* Bus_Dependent_Info */
  76 #define CSRKEY_VENDOR   0x03 /* Vendor */
  77 #define CSRKEY_HW       0x04 /* Hardware_Version */
  78 #define CSRKEY_MODULE   0x07 /* Module */
  79 #define CSRKEY_NCAP     0x0c /* Node_Capabilities */
  80 #define CSRKEY_EUI64    0x0d /* EUI_64 */
  81 #define CSRKEY_UNIT     0x11 /* Unit */
  82 #define CSRKEY_SPEC     0x12 /* Specifier_ID */
  83 #define CSRKEY_VER      0x13 /* Version */
  84 #define CSRKEY_DINFO    0x14 /* Dependent_Info */
  85 #define CSRKEY_ULOC     0x15 /* Unit_Location */
  86 #define CSRKEY_MODEL    0x17 /* Model */
  87 #define CSRKEY_INST     0x18 /* Instance */
  88 #define CSRKEY_KEYW     0x19 /* Keyword */
  89 #define CSRKEY_FEAT     0x1a /* Feature */
  90 #define CSRKEY_EROM     0x1b /* Extended_ROM */
  91 #define CSRKEY_EKSID    0x1c /* Extended_Key_Specifier_ID */
  92 #define CSRKEY_EKEY     0x1d /* Extended_Key */
  93 #define CSRKEY_EDATA    0x1e /* Extended_Data */
  94 #define CSRKEY_MDESC    0x1f /* Modifiable_Descriptor */
  95 #define CSRKEY_DID      0x20 /* Directory_ID */
  96 #define CSRKEY_REV      0x21 /* Revision */
  97
  98 #define CSRKEY_FIRM_VER 0x3c /* Firmware version */
  99 #define CSRKEY_UNIT_CH  0x3a /* Unit characteristics */
 100 #define CSRKEY_COM_SPEC 0x38 /* Command set revision */
 101 #define CSRKEY_COM_SET  0x39 /* Command set */
 102
 103 #define CROM_UDIR       (CSRTYPE_D | CSRKEY_UNIT)  /* 0x81 Unit directory */
 104 #define CROM_TEXTLEAF   (CSRTYPE_L | CSRKEY_DESC)  /* 0x81 Text leaf */
 105 #define CROM_LUN        (CSRTYPE_I | CSRKEY_DINFO) /* 0x14 Logical unit num. */
 106 #define CROM_MGM        (CSRTYPE_C | CSRKEY_DINFO) /* 0x54 Management agent */
 107
 108 #define CSRVAL_VENDOR_PRIVATE   0xacde48
 109 #define CSRVAL_1394TA   0x00a02d
 110 #define CSRVAL_ANSIT10  0x00609e
 111 #define CSRVAL_IETF     0x00005e
 112
 113 #define CSR_PROTAVC     0x010001
 114 #define CSR_PROTCAL     0x010002
 115 #define CSR_PROTEHS     0x010004
 116 #define CSR_PROTHAVI    0x010008
 117 #define CSR_PROTCAM104  0x000100
 118 #define CSR_PROTCAM120  0x000101
 119 #define CSR_PROTCAM130  0x000102
 120 #define CSR_PROTDPP     0x0a6be2
 121 #define CSR_PROTIICP    0x4b661f
 122
 123 #define CSRVAL_T10SBP2  0x010483
 124 #define CSRVAL_SCSI     0x0104d8
 125
 126 struct csrreg {
 127 #if BYTE_ORDER == BIG_ENDIAN
 128         uint32_t key:8,
 129                  val:24;
 130 #else
 131         uint32_t val:24,
 132                  key:8;
 133 #endif
 134 };
 135 struct csrhdr {
 136 #if BYTE_ORDER == BIG_ENDIAN
 137         uint32_t info_len:8,
 138                  crc_len:8,
 139                  crc:16;
 140 #else
 141         uint32_t crc:16,
 142                  crc_len:8,
 143                  info_len:8;
 144 #endif
 145 };
 146 struct csrdirectory {
 147         BIT16x2(crc_len, crc);
 148         struct csrreg entry[0];
 149 };
 150 struct csrtext {
 151         BIT16x2(crc_len, crc);
 152 #if BYTE_ORDER == BIG_ENDIAN
 153         uint32_t spec_type:8,
 154                  spec_id:24;
 155 #else
 156         uint32_t spec_id:24,
 157                  spec_type:8;
 158 #endif
 159         uint32_t lang_id;
 160         uint32_t text[0];
 161 };
 162
 163 struct bus_info {
 164 #define CSR_BUS_NAME_IEEE1394   0x31333934
 165         uint32_t bus_name;
 166 #if BYTE_ORDER == BIG_ENDIAN
 167         uint32_t irmc:1,                /* iso. resource manager capable */
 168                  cmc:1,                 /* cycle master capable */
 169                  isc:1,                 /* iso. operation support */
 170                  bmc:1,                 /* bus manager capable */
 171                  pmc:1,                 /* power manager capable */
 172                  :3,
 173                  cyc_clk_acc:8,         /* 0 <= ppm <= 100 */
 174                  max_rec:4,             /* (2 << max_rec) bytes */
 175                  :2,
 176                  max_rom:2,
 177                  generation:4,
 178                  :1,
 179                  link_spd:3;
 180 #else
 181         uint32_t link_spd:3,
 182                  :1,
 183                  generation:4,
 184                  max_rom:2,
 185                  :2,
 186                  max_rec:4,             /* (2 << max_rec) bytes */
 187                  cyc_clk_acc:8,         /* 0 <= ppm <= 100 */
 188                  :3,
 189                  pmc:1,                 /* power manager capable */
 190                  bmc:1,                 /* bus manager capable */
 191                  isc:1,                 /* iso. operation support */
 192                  cmc:1,                 /* cycle master capable */
 193                  irmc:1;                /* iso. resource manager capable */
 194 #endif
 195         struct fw_eui64 eui64;
 196 };
 197 /* max_rom */
 198 #define MAXROM_4        0
 199 #define MAXROM_64       1
 200 #define MAXROM_1024     2
 201
 202 #define CROM_MAX_DEPTH  10
 203 struct crom_ptr {
 204         struct csrdirectory *dir;
 205         int index;
 206 };
 207
 208 struct crom_context {
 209         int depth;
 210         struct crom_ptr stack[CROM_MAX_DEPTH];
 211 };
 212
 213 void crom_init_context(struct crom_context *, uint32_t *);
 214 struct csrreg *crom_get(struct crom_context *);
 215 void crom_next(struct crom_context *);
 216 void crom_parse_text(struct crom_context *, char *, int);
 217 uint16_t crom_crc(uint32_t *r, int);
 218 struct csrreg *crom_search_key(struct crom_context *, uint8_t);
 219 int crom_has_specver(uint32_t *, uint32_t, uint32_t);
 220
 221 #ifndef _KERNEL
 222 const char *crom_desc(struct crom_context *, char *, int);
 223 #endif
 224
 225 /* For CROM build */
 226 #if defined(_KERNEL) || defined(TEST)
 227 #define CROM_MAX_CHUNK_LEN 20
 228 struct crom_src {
 229         struct csrhdr hdr;
 230         struct bus_info businfo;
 231         STAILQ_HEAD(, crom_chunk) chunk_list;
 232 };
 233
 234 struct crom_chunk {
 235         STAILQ_ENTRY(crom_chunk) link;
 236         struct crom_chunk *ref_chunk;
 237         int ref_index;
 238         int offset;
 239         struct {
 240                 BIT16x2(crc_len, crc);
 241                 uint32_t buf[CROM_MAX_CHUNK_LEN];
 242         } data;
 243 };
 244
 245 extern int crom_add_quad(struct crom_chunk *, uint32_t);
 246 extern int crom_add_entry(struct crom_chunk *, int, int);
 247 extern int crom_add_chunk(struct crom_src *src, struct crom_chunk *,
 248                                         struct crom_chunk *, int);
 249 extern int crom_add_simple_text(struct crom_src *src, struct crom_chunk *,
 250                                         struct crom_chunk *, const char *);
 251 extern int crom_load(struct crom_src *, uint32_t *, int);
 252 #endif