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 includs 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
  45 struct i2o_cmd_hrtlct
  46 {
  47         unsigned int iop;       /* IOP unit number */
  48         void *resbuf;           /* Buffer for result */
  49         unsigned int *reslen;   /* Buffer length in bytes */
  50 };
  51
  52 struct i2o_cmd_psetget
  53 {
  54         unsigned int iop;       /* IOP unit number */
  55         unsigned int tid;       /* Target device TID */
  56         void *opbuf;            /* Operation List buffer */
  57         unsigned int oplen;     /* Operation List buffer length in bytes */
  58         void *resbuf;           /* Result List buffer */
  59         unsigned int *reslen;   /* Result List buffer length in bytes */
  60 };
  61
  62 struct i2o_sw_xfer
  63 {
  64         unsigned int iop;       /* IOP unit number */
  65         unsigned char flags;    /* Flags field */
  66         unsigned char sw_type;  /* Software type */
  67         unsigned int sw_id;     /* Software ID */
  68         void *buf;              /* Pointer to software buffer */
  69         unsigned int *swlen;    /* Length of software data */
  70         unsigned int *maxfrag;  /* Maximum fragment count */
  71         unsigned int *curfrag;  /* Current fragment count */
  72 };
  73
  74 struct i2o_html
  75 {
  76         unsigned int iop;       /* IOP unit number */
  77         unsigned int tid;       /* Target device ID */
  78         unsigned int page;      /* HTML page */
  79         void *resbuf;           /* Buffer for reply HTML page */
  80         unsigned int *reslen;   /* Length in bytes of reply buffer */
  81         void *qbuf;             /* Pointer to HTTP query string */
  82         unsigned int qlen;      /* Length in bytes of query string buffer */
  83 };
  84
  85 #define I2O_EVT_Q_LEN 32
  86
  87 struct i2o_evt_id
  88 {
  89         unsigned int iop;
  90         unsigned int tid;
  91         unsigned int evt_mask;
  92 };
  93
  94 /* Event data size = frame size - message header + evt indicator */
  95 #define I2O_EVT_DATA_SIZE 88
  96
  97 struct i2o_evt_info
  98 {
  99         struct i2o_evt_id id;
 100         unsigned char evt_data[I2O_EVT_DATA_SIZE];
 101         unsigned int data_size;
 102 };
 103
 104 struct i2o_evt_get
 105 {
 106         struct i2o_evt_info info;
 107         int pending;
 108         int lost;
 109 };
 110
 111
 112 /**************************************************************************
 113  * HRT related constants and structures
 114  **************************************************************************/
 115 #define I2O_BUS_LOCAL   0
 116 #define I2O_BUS_ISA     1
 117 #define I2O_BUS_EISA    2
 118 #define I2O_BUS_MCA     3
 119 #define I2O_BUS_PCI     4
 120 #define I2O_BUS_PCMCIA  5
 121 #define I2O_BUS_NUBUS   6
 122 #define I2O_BUS_CARDBUS 7
 123 #define I2O_BUS_UNKNOWN 0x80
 124
 125 #ifndef __KERNEL__
 126
 127 typedef unsigned char u8;
 128 typedef unsigned short u16;
 129 typedef unsigned int u32;
 130
 131 #endif /* __KERNEL__ */
 132
 133 typedef struct _i2o_pci_bus
 134 {
 135         u8      PciFunctionNumber;
 136         u8      PciDeviceNumber;
 137         u8      PciBusNumber;
 138         u8      reserved;
 139         u16     PciVendorID;
 140         u16     PciDeviceID;
 141 } i2o_pci_bus;
 142
 143 typedef struct _i2o_local_bus
 144 {
 145         u16     LbBaseIOPort;
 146         u16     reserved;
 147         u32     LbBaseMemoryAddress;
 148 } i2o_local_bus;
 149
 150 typedef struct _i2o_isa_bus
 151 {
 152         u16     IsaBaseIOPort;
 153         u8      CSN;
 154         u8      reserved;
 155         u32     IsaBaseMemoryAddress;
 156 } i2o_isa_bus;
 157
 158 typedef struct _i2o_eisa_bus_info
 159 {
 160         u16     EisaBaseIOPort;
 161         u8      reserved;
 162         u8      EisaSlotNumber;
 163         u32     EisaBaseMemoryAddress;
 164 } i2o_eisa_bus;
 165
 166 typedef struct _i2o_mca_bus
 167 {
 168         u16     McaBaseIOPort;
 169         u8      reserved;
 170         u8      McaSlotNumber;
 171         u32     McaBaseMemoryAddress;
 172 } i2o_mca_bus;
 173
 174 typedef struct _i2o_other_bus
 175 {
 176         u16 BaseIOPort;
 177         u16 reserved;
 178         u32 BaseMemoryAddress;
 179 } i2o_other_bus;
 180
 181 typedef struct _i2o_hrt_entry
 182 {
 183         u32     adapter_id;
 184         u32     parent_tid:12;
 185         u32     tate:4;
 186         u32     bus_num:8;
 187         u32     bus_type:8;
 188         union
 189         {
 190                 i2o_pci_bus     pci_bus;
 191                 i2o_local_bus   local_bus;
 192                 i2o_isa_bus     isa_bus;
 193                 i2o_eisa_bus    eisa_bus;
 194                 i2o_mca_bus     mca_bus;
 195                 i2o_other_bus   other_bus;
 196         } bus;
 197 } i2o_hrt_entry;
 198
 199 typedef struct _i2o_hrt
 200 {
 201         u16     num_entries;
 202         u8      entry_len;
 203         u8      hrt_version;
 204         u32     change_ind;
 205         i2o_hrt_entry hrt_entry[1];
 206 } i2o_hrt;
 207
 208 typedef struct _i2o_lct_entry
 209 {
 210         u32     entry_size:16;
 211         u32     tid:12;
 212         u32     reserved:4;
 213         u32     change_ind;
 214         u32     device_flags;
 215         u32     class_id:12;
 216         u32     version:4;
 217         u32     vendor_id:16;
 218         u32     sub_class;
 219         u32     user_tid:12;
 220         u32     parent_tid:12;
 221         u32     bios_info:8;
 222         u8      identity_tag[8];
 223         u32     event_capabilities;
 224 } i2o_lct_entry;
 225
 226 typedef struct _i2o_lct
 227 {
 228         u32     table_size:16;
 229         u32     boot_tid:12;
 230         u32     lct_ver:4;
 231         u32     iop_flags;
 232         u32     change_ind;
 233         i2o_lct_entry lct_entry[1];
 234 } i2o_lct;
 235
 236 typedef struct _i2o_status_block
 237 {
 238         u16     org_id;
 239         u16     reserved;
 240         u16     iop_id:12;
 241         u16     reserved1:4;
 242         u16     host_unit_id;
 243         u16     segment_number:12;
 244         u16     i2o_version:4;
 245         u8      iop_state;
 246         u8      msg_type;
 247         u16     inbound_frame_size;
 248         u8      init_code;
 249         u8      reserved2;
 250         u32     max_inbound_frames;
 251         u32     cur_inbound_frames;
 252         u32     max_outbound_frames;
 253         char    product_id[24];
 254         u32     expected_lct_size;
 255         u32     iop_capabilities;
 256         u32     desired_mem_size;
 257         u32     current_mem_size;
 258         u32     current_mem_base;
 259         u32     desired_io_size;
 260         u32     current_io_size;
 261         u32     current_io_base;
 262         u32     reserved3:24;
 263         u32     cmd_status:8;
 264 } i2o_status_block;
 265
 266 /* Event indicator mask flags */
 267 #define I2O_EVT_IND_STATE_CHANGE                0x80000000
 268 #define I2O_EVT_IND_GENERAL_WARNING             0x40000000
 269 #define I2O_EVT_IND_CONFIGURATION_FLAG          0x20000000
 270 #define I2O_EVT_IND_LOCK_RELEASE                0x10000000
 271 #define I2O_EVT_IND_CAPABILITY_CHANGE           0x08000000
 272 #define I2O_EVT_IND_DEVICE_RESET                0x04000000
 273 #define I2O_EVT_IND_EVT_MASK_MODIFIED           0x02000000
 274 #define I2O_EVT_IND_FIELD_MODIFIED              0x01000000
 275 #define I2O_EVT_IND_VENDOR_EVT                  0x00800000
 276 #define I2O_EVT_IND_DEVICE_STATE                0x00400000
 277
 278 /* Executive event indicitors */
 279 #define I2O_EVT_IND_EXEC_RESOURCE_LIMITS        0x00000001
 280 #define I2O_EVT_IND_EXEC_CONNECTION_FAIL        0x00000002
 281 #define I2O_EVT_IND_EXEC_ADAPTER_FAULT          0x00000004
 282 #define I2O_EVT_IND_EXEC_POWER_FAIL             0x00000008
 283 #define I2O_EVT_IND_EXEC_RESET_PENDING          0x00000010
 284 #define I2O_EVT_IND_EXEC_RESET_IMMINENT         0x00000020
 285 #define I2O_EVT_IND_EXEC_HW_FAIL                0x00000040
 286 #define I2O_EVT_IND_EXEC_XCT_CHANGE             0x00000080
 287 #define I2O_EVT_IND_EXEC_NEW_LCT_ENTRY          0x00000100
 288 #define I2O_EVT_IND_EXEC_MODIFIED_LCT           0x00000200
 289 #define I2O_EVT_IND_EXEC_DDM_AVAILABILITY       0x00000400
 290
 291 /* Random Block Storage Event Indicators */
 292 #define I2O_EVT_IND_BSA_VOLUME_LOAD             0x00000001
 293 #define I2O_EVT_IND_BSA_VOLUME_UNLOAD           0x00000002
 294 #define I2O_EVT_IND_BSA_VOLUME_UNLOAD_REQ       0x00000004
 295 #define I2O_EVT_IND_BSA_CAPACITY_CHANGE         0x00000008
 296 #define I2O_EVT_IND_BSA_SCSI_SMART              0x00000010
 297
 298 /* Event data for generic events */
 299 #define I2O_EVT_STATE_CHANGE_NORMAL             0x00
 300 #define I2O_EVT_STATE_CHANGE_SUSPENDED          0x01
 301 #define I2O_EVT_STATE_CHANGE_RESTART            0x02
 302 #define I2O_EVT_STATE_CHANGE_NA_RECOVER         0x03
 303 #define I2O_EVT_STATE_CHANGE_NA_NO_RECOVER      0x04
 304 #define I2O_EVT_STATE_CHANGE_QUIESCE_REQUEST    0x05
 305 #define I2O_EVT_STATE_CHANGE_FAILED             0x10
 306 #define I2O_EVT_STATE_CHANGE_FAULTED            0x11
 307
 308 #define I2O_EVT_GEN_WARNING_NORMAL              0x00
 309 #define I2O_EVT_GEN_WARNING_ERROR_THRESHOLD     0x01
 310 #define I2O_EVT_GEN_WARNING_MEDIA_FAULT         0x02
 311
 312 #define I2O_EVT_CAPABILITY_OTHER                0x01
 313 #define I2O_EVT_CAPABILITY_CHANGED              0x02
 314
 315 #define I2O_EVT_SENSOR_STATE_CHANGED            0x01
 316
 317 /*
 318  *      I2O classes / subclasses
 319  */
 320
 321 /*  Class ID and Code Assignments
 322  *  (LCT.ClassID.Version field)
 323  */
 324 #define I2O_CLASS_VERSION_10                    0x00
 325 #define I2O_CLASS_VERSION_11                    0x01
 326
 327 /*  Class code names
 328  *  (from v1.5 Table 6-1 Class Code Assignments.)
 329  */
 330
 331 #define I2O_CLASS_EXECUTIVE                     0x000
 332 #define I2O_CLASS_DDM                           0x001
 333 #define I2O_CLASS_RANDOM_BLOCK_STORAGE          0x010
 334 #define I2O_CLASS_SEQUENTIAL_STORAGE            0x011
 335 #define I2O_CLASS_LAN                           0x020
 336 #define I2O_CLASS_WAN                           0x030
 337 #define I2O_CLASS_FIBRE_CHANNEL_PORT            0x040
 338 #define I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL      0x041
 339 #define I2O_CLASS_SCSI_PERIPHERAL               0x051
 340 #define I2O_CLASS_ATE_PORT                      0x060
 341 #define I2O_CLASS_ATE_PERIPHERAL                0x061
 342 #define I2O_CLASS_FLOPPY_CONTROLLER             0x070
 343 #define I2O_CLASS_FLOPPY_DEVICE                 0x071
 344 #define I2O_CLASS_BUS_ADAPTER_PORT              0x080
 345 #define I2O_CLASS_PEER_TRANSPORT_AGENT          0x090
 346 #define I2O_CLASS_PEER_TRANSPORT                0x091
 347
 348 /*
 349  *  Rest of 0x092 - 0x09f reserved for peer-to-peer classes
 350  */
 351
 352 #define I2O_CLASS_MATCH_ANYCLASS                0xffffffff
 353
 354 /*
 355  *  Subclasses
 356  */
 357
 358 #define I2O_SUBCLASS_i960                       0x001
 359 #define I2O_SUBCLASS_HDM                        0x020
 360 #define I2O_SUBCLASS_ISM                        0x021
 361
 362 /* Operation functions */
 363
 364 #define I2O_PARAMS_FIELD_GET                    0x0001
 365 #define I2O_PARAMS_LIST_GET                     0x0002
 366 #define I2O_PARAMS_MORE_GET                     0x0003
 367 #define I2O_PARAMS_SIZE_GET                     0x0004
 368 #define I2O_PARAMS_TABLE_GET                    0x0005
 369 #define I2O_PARAMS_FIELD_SET                    0x0006
 370 #define I2O_PARAMS_LIST_SET                     0x0007
 371 #define I2O_PARAMS_ROW_ADD                      0x0008
 372 #define I2O_PARAMS_ROW_DELETE                   0x0009
 373 #define I2O_PARAMS_TABLE_CLEAR                  0x000A
 374
 375 /*
 376  * I2O serial number conventions / formats
 377  * (circa v1.5)
 378  */
 379
 380 #define I2O_SNFORMAT_UNKNOWN                    0
 381 #define I2O_SNFORMAT_BINARY                     1
 382 #define I2O_SNFORMAT_ASCII                      2
 383 #define I2O_SNFORMAT_UNICODE                    3
 384 #define I2O_SNFORMAT_LAN48_MAC                  4
 385 #define I2O_SNFORMAT_WAN                        5
 386
 387 /*
 388  * Plus new in v2.0 (Yellowstone pdf doc)
 389  */
 390
 391 #define I2O_SNFORMAT_LAN64_MAC                  6
 392 #define I2O_SNFORMAT_DDM                        7
 393 #define I2O_SNFORMAT_IEEE_REG64                 8
 394 #define I2O_SNFORMAT_IEEE_REG128                9
 395 #define I2O_SNFORMAT_UNKNOWN2                   0xff
 396
 397 /*
 398  *      I2O Get Status State values
 399  */
 400
 401 #define ADAPTER_STATE_INITIALIZING              0x01
 402 #define ADAPTER_STATE_RESET                     0x02
 403 #define ADAPTER_STATE_HOLD                      0x04
 404 #define ADAPTER_STATE_READY                     0x05
 405 #define ADAPTER_STATE_OPERATIONAL               0x08
 406 #define ADAPTER_STATE_FAILED                    0x10
 407 #define ADAPTER_STATE_FAULTED                   0x11
 408
 409 #endif /* _I2O_DEV_H */