include/linux/i2o-dev.h

   1 /*
   2  * I2O user space accessible structures/APIs
   3  *
   4  * (c) Copyright 1999, 2000 Red Hat Software
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the License, or (at your option) any later version.
  10  *
  11  *************************************************************************
  12  *
  13  * This header file defines the I2O APIs that are available to both
  14  * the kernel and user level applications.  Kernel specific structures
  15  * are defined in i2o_osm. OSMs should include _only_ i2o_osm.h which
  16  * automatically includes this file.
  17  *
  18  */
  19
  20 #ifndef _I2O_DEV_H
  21 #define _I2O_DEV_H
  22
  23 /* How many controllers are we allowing */
  24 #define MAX_I2O_CONTROLLERS     32
  25
  26 #include <linux/ioctl.h>
  27
  28 /*
  29  * I2O Control IOCTLs and structures
  30  */
  31 #define I2O_MAGIC_NUMBER        'i'
  32 #define I2OGETIOPS              _IOR(I2O_MAGIC_NUMBER,0,u8[MAX_I2O_CONTROLLERS])
  33 #define I2OHRTGET               _IOWR(I2O_MAGIC_NUMBER,1,struct i2o_cmd_hrtlct)
  34 #define I2OLCTGET               _IOWR(I2O_MAGIC_NUMBER,2,struct i2o_cmd_hrtlct)
  35 #define I2OPARMSET              _IOWR(I2O_MAGIC_NUMBER,3,struct i2o_cmd_psetget)
  36 #define I2OPARMGET              _IOWR(I2O_MAGIC_NUMBER,4,struct i2o_cmd_psetget)
  37 #define I2OSWDL                 _IOWR(I2O_MAGIC_NUMBER,5,struct i2o_sw_xfer)
  38 #define I2OSWUL                 _IOWR(I2O_MAGIC_NUMBER,6,struct i2o_sw_xfer)
  39 #define I2OSWDEL                _IOWR(I2O_MAGIC_NUMBER,7,struct i2o_sw_xfer)
  40 #define I2OVALIDATE             _IOR(I2O_MAGIC_NUMBER,8,u32)
  41 #define I2OHTML                 _IOWR(I2O_MAGIC_NUMBER,9,struct i2o_html)
  42 #define I2OEVTREG               _IOW(I2O_MAGIC_NUMBER,10,struct i2o_evt_id)
  43 #define I2OEVTGET               _IOR(I2O_MAGIC_NUMBER,11,struct i2o_evt_info)
  44 #define I2OPASSTHRU             _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru)
  45 #define I2OPASSTHRU32           _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru32)
  46
  47 struct i2o_cmd_passthru32 {
  48         unsigned int iop;       /* IOP unit number */
  49         __u32 msg;              /* message */
  50 };
  51
  52 struct i2o_cmd_passthru {
  53         unsigned int iop;       /* IOP unit number */
  54         void __user *msg;       /* message */
  55 };
  56
  57 struct i2o_cmd_hrtlct {
  58         unsigned int iop;       /* IOP unit number */
  59         void __user *resbuf;    /* Buffer for result */
  60         unsigned int __user *reslen;    /* Buffer length in bytes */
  61 };
  62
  63 struct i2o_cmd_psetget {
  64         unsigned int iop;       /* IOP unit number */
  65         unsigned int tid;       /* Target device TID */
  66         void __user *opbuf;     /* Operation List buffer */
  67         unsigned int oplen;     /* Operation List buffer length in bytes */
  68         void __user *resbuf;    /* Result List buffer */
  69         unsigned int __user *reslen;    /* Result List buffer length in bytes */
  70 };
  71
  72 struct i2o_sw_xfer {
  73         unsigned int iop;       /* IOP unit number */
  74         unsigned char flags;    /* Flags field */
  75         unsigned char sw_type;  /* Software type */
  76         unsigned int sw_id;     /* Software ID */
  77         void __user *buf;       /* Pointer to software buffer */
  78         unsigned int __user *swlen;     /* Length of software data */
  79         unsigned int __user *maxfrag;   /* Maximum fragment count */
  80         unsigned int __user *curfrag;   /* Current fragment count */
  81 };
  82
  83 struct i2o_html {
  84         unsigned int iop;       /* IOP unit number */
  85         unsigned int tid;       /* Target device ID */
  86         unsigned int page;      /* HTML page */
  87         void __user *resbuf;    /* Buffer for reply HTML page */
  88         unsigned int __user *reslen;    /* Length in bytes of reply buffer */
  89         void __user *qbuf;      /* Pointer to HTTP query string */
  90         unsigned int qlen;      /* Length in bytes of query string buffer */
  91 };
  92
  93 #define I2O_EVT_Q_LEN 32
  94
  95 struct i2o_evt_id {
  96         unsigned int iop;
  97         unsigned int tid;
  98         unsigned int evt_mask;
  99 };
 100
 101 /* Event data size = frame size - message header + evt indicator */
 102 #define I2O_EVT_DATA_SIZE 88
 103
 104 struct i2o_evt_info {
 105         struct i2o_evt_id id;
 106         unsigned char evt_data[I2O_EVT_DATA_SIZE];
 107         unsigned int data_size;
 108 };
 109
 110 struct i2o_evt_get {
 111         struct i2o_evt_info info;
 112         int pending;
 113         int lost;
 114 };
 115
 116 typedef struct i2o_sg_io_hdr {
 117         unsigned int flags;     /* see I2O_DPT_SG_IO_FLAGS */
 118 } i2o_sg_io_hdr_t;
 119
 120 /**************************************************************************
 121  * HRT related constants and structures
 122  **************************************************************************/
 123 #define I2O_BUS_LOCAL   0
 124 #define I2O_BUS_ISA     1
 125 #define I2O_BUS_EISA    2
 126 #define I2O_BUS_MCA     3
 127 #define I2O_BUS_PCI     4
 128 #define I2O_BUS_PCMCIA  5
 129 #define I2O_BUS_NUBUS   6
 130 #define I2O_BUS_CARDBUS 7
 131 #define I2O_BUS_UNKNOWN 0x80
 132
 133 typedef struct _i2o_pci_bus {
 134         __u8 PciFunctionNumber;
 135         __u8 PciDeviceNumber;
 136         __u8 PciBusNumber;
 137         __u8 reserved;
 138         __u16 PciVendorID;
 139         __u16 PciDeviceID;
 140 } i2o_pci_bus;
 141
 142 typedef struct _i2o_local_bus {
 143         __u16 LbBaseIOPort;
 144         __u16 reserved;
 145         __u32 LbBaseMemoryAddress;
 146 } i2o_local_bus;
 147
 148 typedef struct _i2o_isa_bus {
 149         __u16 IsaBaseIOPort;
 150         __u8 CSN;
 151         __u8 reserved;
 152         __u32 IsaBaseMemoryAddress;
 153 } i2o_isa_bus;
 154
 155 typedef struct _i2o_eisa_bus_info {
 156         __u16 EisaBaseIOPort;
 157         __u8 reserved;
 158         __u8 EisaSlotNumber;
 159         __u32 EisaBaseMemoryAddress;
 160 } i2o_eisa_bus;
 161
 162 typedef struct _i2o_mca_bus {
 163         __u16 McaBaseIOPort;
 164         __u8 reserved;
 165         __u8 McaSlotNumber;
 166         __u32 McaBaseMemoryAddress;
 167 } i2o_mca_bus;
 168
 169 typedef struct _i2o_other_bus {
 170         __u16 BaseIOPort;
 171         __u16 reserved;
 172         __u32 BaseMemoryAddress;
 173 } i2o_other_bus;
 174
 175 typedef struct _i2o_hrt_entry {
 176         __u32 adapter_id;
 177         __u32 parent_tid:12;
 178         __u32 state:4;
 179         __u32 bus_num:8;
 180         __u32 bus_type:8;
 181         union {
 182                 i2o_pci_bus pci_bus;
 183                 i2o_local_bus local_bus;
 184                 i2o_isa_bus isa_bus;
 185                 i2o_eisa_bus eisa_bus;
 186                 i2o_mca_bus mca_bus;
 187                 i2o_other_bus other_bus;
 188         } bus;
 189 } i2o_hrt_entry;
 190
 191 typedef struct _i2o_hrt {
 192         __u16 num_entries;
 193         __u8 entry_len;
 194         __u8 hrt_version;
 195         __u32 change_ind;
 196         i2o_hrt_entry hrt_entry[1];
 197 } i2o_hrt;
 198
 199 typedef struct _i2o_lct_entry {
 200         __u32 entry_size:16;
 201         __u32 tid:12;
 202         __u32 reserved:4;
 203         __u32 change_ind;
 204         __u32 device_flags;
 205         __u32 class_id:12;
 206         __u32 version:4;
 207         __u32 vendor_id:16;
 208         __u32 sub_class;
 209         __u32 user_tid:12;
 210         __u32 parent_tid:12;
 211         __u32 bios_info:8;
 212         __u8 identity_tag[8];
 213         __u32 event_capabilities;
 214 } i2o_lct_entry;
 215
 216 typedef struct _i2o_lct {
 217         __u32 table_size:16;
 218         __u32 boot_tid:12;
 219         __u32 lct_ver:4;
 220         __u32 iop_flags;
 221         __u32 change_ind;
 222         i2o_lct_entry lct_entry[1];
 223 } i2o_lct;
 224
 225 typedef struct _i2o_status_block {
 226         __u16 org_id;
 227         __u16 reserved;
 228         __u16 iop_id:12;
 229         __u16 reserved1:4;
 230         __u16 host_unit_id;
 231         __u16 segment_number:12;
 232         __u16 i2o_version:4;
 233         __u8 iop_state;
 234         __u8 msg_type;
 235         __u16 inbound_frame_size;
 236         __u8 init_code;
 237         __u8 reserved2;
 238         __u32 max_inbound_frames;
 239         __u32 cur_inbound_frames;
 240         __u32 max_outbound_frames;
 241         char product_id[24];
 242         __u32 expected_lct_size;
 243         __u32 iop_capabilities;
 244         __u32 desired_mem_size;
 245         __u32 current_mem_size;
 246         __u32 current_mem_base;
 247         __u32 desired_io_size;
 248         __u32 current_io_size;
 249         __u32 current_io_base;
 250         __u32 reserved3:24;
 251         __u32 cmd_status:8;
 252 } i2o_status_block;
 253
 254 /* Event indicator mask flags */
 255 #define I2O_EVT_IND_STATE_CHANGE                0x80000000
 256 #define I2O_EVT_IND_GENERAL_WARNING             0x40000000
 257 #define I2O_EVT_IND_CONFIGURATION_FLAG          0x20000000
 258 #define I2O_EVT_IND_LOCK_RELEASE                0x10000000
 259 #define I2O_EVT_IND_CAPABILITY_CHANGE           0x08000000
 260 #define I2O_EVT_IND_DEVICE_RESET                0x04000000
 261 #define I2O_EVT_IND_EVT_MASK_MODIFIED           0x02000000
 262 #define I2O_EVT_IND_FIELD_MODIFIED              0x01000000
 263 #define I2O_EVT_IND_VENDOR_EVT                  0x00800000
 264 #define I2O_EVT_IND_DEVICE_STATE                0x00400000
 265
 266 /* Executive event indicitors */
 267 #define I2O_EVT_IND_EXEC_RESOURCE_LIMITS        0x00000001
 268 #define I2O_EVT_IND_EXEC_CONNECTION_FAIL        0x00000002
 269 #define I2O_EVT_IND_EXEC_ADAPTER_FAULT          0x00000004
 270 #define I2O_EVT_IND_EXEC_POWER_FAIL             0x00000008
 271 #define I2O_EVT_IND_EXEC_RESET_PENDING          0x00000010
 272 #define I2O_EVT_IND_EXEC_RESET_IMMINENT         0x00000020
 273 #define I2O_EVT_IND_EXEC_HW_FAIL                0x00000040
 274 #define I2O_EVT_IND_EXEC_XCT_CHANGE             0x00000080
 275 #define I2O_EVT_IND_EXEC_NEW_LCT_ENTRY          0x00000100
 276 #define I2O_EVT_IND_EXEC_MODIFIED_LCT           0x00000200
 277 #define I2O_EVT_IND_EXEC_DDM_AVAILABILITY       0x00000400
 278
 279 /* Random Block Storage Event Indicators */
 280 #define I2O_EVT_IND_BSA_VOLUME_LOAD             0x00000001
 281 #define I2O_EVT_IND_BSA_VOLUME_UNLOAD           0x00000002
 282 #define I2O_EVT_IND_BSA_VOLUME_UNLOAD_REQ       0x00000004
 283 #define I2O_EVT_IND_BSA_CAPACITY_CHANGE         0x00000008
 284 #define I2O_EVT_IND_BSA_SCSI_SMART              0x00000010
 285
 286 /* Event data for generic events */
 287 #define I2O_EVT_STATE_CHANGE_NORMAL             0x00
 288 #define I2O_EVT_STATE_CHANGE_SUSPENDED          0x01
 289 #define I2O_EVT_STATE_CHANGE_RESTART            0x02
 290 #define I2O_EVT_STATE_CHANGE_NA_RECOVER         0x03
 291 #define I2O_EVT_STATE_CHANGE_NA_NO_RECOVER      0x04
 292 #define I2O_EVT_STATE_CHANGE_QUIESCE_REQUEST    0x05
 293 #define I2O_EVT_STATE_CHANGE_FAILED             0x10
 294 #define I2O_EVT_STATE_CHANGE_FAULTED            0x11
 295
 296 #define I2O_EVT_GEN_WARNING_NORMAL              0x00
 297 #define I2O_EVT_GEN_WARNING_ERROR_THRESHOLD     0x01
 298 #define I2O_EVT_GEN_WARNING_MEDIA_FAULT         0x02
 299
 300 #define I2O_EVT_CAPABILITY_OTHER                0x01
 301 #define I2O_EVT_CAPABILITY_CHANGED              0x02
 302
 303 #define I2O_EVT_SENSOR_STATE_CHANGED            0x01
 304
 305 /*
 306  *      I2O classes / subclasses
 307  */
 308
 309 /*  Class ID and Code Assignments
 310  *  (LCT.ClassID.Version field)
 311  */
 312 #define I2O_CLASS_VERSION_10                    0x00
 313 #define I2O_CLASS_VERSION_11                    0x01
 314
 315 /*  Class code names
 316  *  (from v1.5 Table 6-1 Class Code Assignments.)
 317  */
 318
 319 #define I2O_CLASS_EXECUTIVE                     0x000
 320 #define I2O_CLASS_DDM                           0x001
 321 #define I2O_CLASS_RANDOM_BLOCK_STORAGE          0x010
 322 #define I2O_CLASS_SEQUENTIAL_STORAGE            0x011
 323 #define I2O_CLASS_LAN                           0x020
 324 #define I2O_CLASS_WAN                           0x030
 325 #define I2O_CLASS_FIBRE_CHANNEL_PORT            0x040
 326 #define I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL      0x041
 327 #define I2O_CLASS_SCSI_PERIPHERAL               0x051
 328 #define I2O_CLASS_ATE_PORT                      0x060
 329 #define I2O_CLASS_ATE_PERIPHERAL                0x061
 330 #define I2O_CLASS_FLOPPY_CONTROLLER             0x070
 331 #define I2O_CLASS_FLOPPY_DEVICE                 0x071
 332 #define I2O_CLASS_BUS_ADAPTER                   0x080
 333 #define I2O_CLASS_PEER_TRANSPORT_AGENT          0x090
 334 #define I2O_CLASS_PEER_TRANSPORT                0x091
 335 #define I2O_CLASS_END                           0xfff
 336
 337 /*
 338  *  Rest of 0x092 - 0x09f reserved for peer-to-peer classes
 339  */
 340
 341 #define I2O_CLASS_MATCH_ANYCLASS                0xffffffff
 342
 343 /*
 344  *  Subclasses
 345  */
 346
 347 #define I2O_SUBCLASS_i960                       0x001
 348 #define I2O_SUBCLASS_HDM                        0x020
 349 #define I2O_SUBCLASS_ISM                        0x021
 350
 351 /* Operation functions */
 352
 353 #define I2O_PARAMS_FIELD_GET                    0x0001
 354 #define I2O_PARAMS_LIST_GET                     0x0002
 355 #define I2O_PARAMS_MORE_GET                     0x0003
 356 #define I2O_PARAMS_SIZE_GET                     0x0004
 357 #define I2O_PARAMS_TABLE_GET                    0x0005
 358 #define I2O_PARAMS_FIELD_SET                    0x0006
 359 #define I2O_PARAMS_LIST_SET                     0x0007
 360 #define I2O_PARAMS_ROW_ADD                      0x0008
 361 #define I2O_PARAMS_ROW_DELETE                   0x0009
 362 #define I2O_PARAMS_TABLE_CLEAR                  0x000A
 363
 364 /*
 365  * I2O serial number conventions / formats
 366  * (circa v1.5)
 367  */
 368
 369 #define I2O_SNFORMAT_UNKNOWN                    0
 370 #define I2O_SNFORMAT_BINARY                     1
 371 #define I2O_SNFORMAT_ASCII                      2
 372 #define I2O_SNFORMAT_UNICODE                    3
 373 #define I2O_SNFORMAT_LAN48_MAC                  4
 374 #define I2O_SNFORMAT_WAN                        5
 375
 376 /*
 377  * Plus new in v2.0 (Yellowstone pdf doc)
 378  */
 379
 380 #define I2O_SNFORMAT_LAN64_MAC                  6
 381 #define I2O_SNFORMAT_DDM                        7
 382 #define I2O_SNFORMAT_IEEE_REG64                 8
 383 #define I2O_SNFORMAT_IEEE_REG128                9
 384 #define I2O_SNFORMAT_UNKNOWN2                   0xff
 385
 386 /*
 387  *      I2O Get Status State values
 388  */
 389
 390 #define ADAPTER_STATE_INITIALIZING              0x01
 391 #define ADAPTER_STATE_RESET                     0x02
 392 #define ADAPTER_STATE_HOLD                      0x04
 393 #define ADAPTER_STATE_READY                     0x05
 394 #define ADAPTER_STATE_OPERATIONAL               0x08
 395 #define ADAPTER_STATE_FAILED                    0x10
 396 #define ADAPTER_STATE_FAULTED                   0x11
 397
 398 /*
 399  *      Software module types
 400  */
 401 #define I2O_SOFTWARE_MODULE_IRTOS               0x11
 402 #define I2O_SOFTWARE_MODULE_IOP_PRIVATE         0x22
 403 #define I2O_SOFTWARE_MODULE_IOP_CONFIG          0x23
 404
 405 /*
 406  *      Vendors
 407  */
 408 #define I2O_VENDOR_DPT                          0x001b
 409
 410 /*
 411  * DPT / Adaptec specific values for i2o_sg_io_hdr flags.
 412  */
 413 #define I2O_DPT_SG_FLAG_INTERPRET               0x00010000
 414 #define I2O_DPT_SG_FLAG_PHYSICAL                0x00020000
 415
 416 #define I2O_DPT_FLASH_FRAG_SIZE                 0x10000
 417 #define I2O_DPT_FLASH_READ                      0x0101
 418 #define I2O_DPT_FLASH_WRITE                     0x0102
 419
 420 #endif                          /* _I2O_DEV_H */