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 #include <linux/types.h> 28 29 /* 30 * I2O Control IOCTLs and structures 31 */ 32 #define I2O_MAGIC_NUMBER 'i' 33 #define I2OGETIOPS _IOR(I2O_MAGIC_NUMBER,0,__u8[MAX_I2O_CONTROLLERS]) 34 #define I2OHRTGET _IOWR(I2O_MAGIC_NUMBER,1,struct i2o_cmd_hrtlct) 35 #define I2OLCTGET _IOWR(I2O_MAGIC_NUMBER,2,struct i2o_cmd_hrtlct) 36 #define I2OPARMSET _IOWR(I2O_MAGIC_NUMBER,3,struct i2o_cmd_psetget) 37 #define I2OPARMGET _IOWR(I2O_MAGIC_NUMBER,4,struct i2o_cmd_psetget) 38 #define I2OSWDL _IOWR(I2O_MAGIC_NUMBER,5,struct i2o_sw_xfer) 39 #define I2OSWUL _IOWR(I2O_MAGIC_NUMBER,6,struct i2o_sw_xfer) 40 #define I2OSWDEL _IOWR(I2O_MAGIC_NUMBER,7,struct i2o_sw_xfer) 41 #define I2OVALIDATE _IOR(I2O_MAGIC_NUMBER,8,__u32) 42 #define I2OHTML _IOWR(I2O_MAGIC_NUMBER,9,struct i2o_html) 43 #define I2OEVTREG _IOW(I2O_MAGIC_NUMBER,10,struct i2o_evt_id) 44 #define I2OEVTGET _IOR(I2O_MAGIC_NUMBER,11,struct i2o_evt_info) 45 #define I2OPASSTHRU _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru) 46 #define I2OPASSTHRU32 _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru32) 47 48 struct i2o_cmd_passthru32 { 49 unsigned int iop; /* IOP unit number */ 50 __u32 msg; /* message */ 51 }; 52 53 struct i2o_cmd_passthru { 54 unsigned int iop; /* IOP unit number */ 55 void __user *msg; /* message */ 56 }; 57 58 struct i2o_cmd_hrtlct { 59 unsigned int iop; /* IOP unit number */ 60 void __user *resbuf; /* Buffer for result */ 61 unsigned int __user *reslen; /* Buffer length in bytes */ 62 }; 63 64 struct i2o_cmd_psetget { 65 unsigned int iop; /* IOP unit number */ 66 unsigned int tid; /* Target device TID */ 67 void __user *opbuf; /* Operation List buffer */ 68 unsigned int oplen; /* Operation List buffer length in bytes */ 69 void __user *resbuf; /* Result List buffer */ 70 unsigned int __user *reslen; /* Result List buffer length in bytes */ 71 }; 72 73 struct i2o_sw_xfer { 74 unsigned int iop; /* IOP unit number */ 75 unsigned char flags; /* Flags field */ 76 unsigned char sw_type; /* Software type */ 77 unsigned int sw_id; /* Software ID */ 78 void __user *buf; /* Pointer to software buffer */ 79 unsigned int __user *swlen; /* Length of software data */ 80 unsigned int __user *maxfrag; /* Maximum fragment count */ 81 unsigned int __user *curfrag; /* Current fragment count */ 82 }; 83 84 struct i2o_html { 85 unsigned int iop; /* IOP unit number */ 86 unsigned int tid; /* Target device ID */ 87 unsigned int page; /* HTML page */ 88 void __user *resbuf; /* Buffer for reply HTML page */ 89 unsigned int __user *reslen; /* Length in bytes of reply buffer */ 90 void __user *qbuf; /* Pointer to HTTP query string */ 91 unsigned int qlen; /* Length in bytes of query string buffer */ 92 }; 93 94 #define I2O_EVT_Q_LEN 32 95 96 struct i2o_evt_id { 97 unsigned int iop; 98 unsigned int tid; 99 unsigned int evt_mask; 100 }; 101 102 /* Event data size = frame size - message header + evt indicator */ 103 #define I2O_EVT_DATA_SIZE 88 104 105 struct i2o_evt_info { 106 struct i2o_evt_id id; 107 unsigned char evt_data[I2O_EVT_DATA_SIZE]; 108 unsigned int data_size; 109 }; 110 111 struct i2o_evt_get { 112 struct i2o_evt_info info; 113 int pending; 114 int lost; 115 }; 116 117 typedef struct i2o_sg_io_hdr { 118 unsigned int flags; /* see I2O_DPT_SG_IO_FLAGS */ 119 } i2o_sg_io_hdr_t; 120 121 /************************************************************************** 122 * HRT related constants and structures 123 **************************************************************************/ 124 #define I2O_BUS_LOCAL 0 125 #define I2O_BUS_ISA 1 126 #define I2O_BUS_EISA 2 127 /* was I2O_BUS_MCA 3 */ 128 #define I2O_BUS_PCI 4 129 #define I2O_BUS_PCMCIA 5 130 #define I2O_BUS_NUBUS 6 131 #define I2O_BUS_CARDBUS 7 132 #define I2O_BUS_UNKNOWN 0x80 133 134 typedef struct _i2o_pci_bus { 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 __u16 LbBaseIOPort; 145 __u16 reserved; 146 __u32 LbBaseMemoryAddress; 147 } i2o_local_bus; 148 149 typedef struct _i2o_isa_bus { 150 __u16 IsaBaseIOPort; 151 __u8 CSN; 152 __u8 reserved; 153 __u32 IsaBaseMemoryAddress; 154 } i2o_isa_bus; 155 156 typedef struct _i2o_eisa_bus_info { 157 __u16 EisaBaseIOPort; 158 __u8 reserved; 159 __u8 EisaSlotNumber; 160 __u32 EisaBaseMemoryAddress; 161 } i2o_eisa_bus; 162 163 typedef struct _i2o_mca_bus { 164 __u16 McaBaseIOPort; 165 __u8 reserved; 166 __u8 McaSlotNumber; 167 __u32 McaBaseMemoryAddress; 168 } i2o_mca_bus; 169 170 typedef struct _i2o_other_bus { 171 __u16 BaseIOPort; 172 __u16 reserved; 173 __u32 BaseMemoryAddress; 174 } i2o_other_bus; 175 176 typedef struct _i2o_hrt_entry { 177 __u32 adapter_id; 178 __u32 parent_tid:12; 179 __u32 state:4; 180 __u32 bus_num:8; 181 __u32 bus_type:8; 182 union { 183 i2o_pci_bus pci_bus; 184 i2o_local_bus local_bus; 185 i2o_isa_bus isa_bus; 186 i2o_eisa_bus eisa_bus; 187 i2o_mca_bus mca_bus; 188 i2o_other_bus other_bus; 189 } bus; 190 } i2o_hrt_entry; 191 192 typedef struct _i2o_hrt { 193 __u16 num_entries; 194 __u8 entry_len; 195 __u8 hrt_version; 196 __u32 change_ind; 197 i2o_hrt_entry hrt_entry[1]; 198 } i2o_hrt; 199 200 typedef struct _i2o_lct_entry { 201 __u32 entry_size:16; 202 __u32 tid:12; 203 __u32 reserved:4; 204 __u32 change_ind; 205 __u32 device_flags; 206 __u32 class_id:12; 207 __u32 version:4; 208 __u32 vendor_id:16; 209 __u32 sub_class; 210 __u32 user_tid:12; 211 __u32 parent_tid:12; 212 __u32 bios_info:8; 213 __u8 identity_tag[8]; 214 __u32 event_capabilities; 215 } i2o_lct_entry; 216 217 typedef struct _i2o_lct { 218 __u32 table_size:16; 219 __u32 boot_tid:12; 220 __u32 lct_ver:4; 221 __u32 iop_flags; 222 __u32 change_ind; 223 i2o_lct_entry lct_entry[1]; 224 } i2o_lct; 225 226 typedef struct _i2o_status_block { 227 __u16 org_id; 228 __u16 reserved; 229 __u16 iop_id:12; 230 __u16 reserved1:4; 231 __u16 host_unit_id; 232 __u16 segment_number:12; 233 __u16 i2o_version:4; 234 __u8 iop_state; 235 __u8 msg_type; 236 __u16 inbound_frame_size; 237 __u8 init_code; 238 __u8 reserved2; 239 __u32 max_inbound_frames; 240 __u32 cur_inbound_frames; 241 __u32 max_outbound_frames; 242 char product_id[24]; 243 __u32 expected_lct_size; 244 __u32 iop_capabilities; 245 __u32 desired_mem_size; 246 __u32 current_mem_size; 247 __u32 current_mem_base; 248 __u32 desired_io_size; 249 __u32 current_io_size; 250 __u32 current_io_base; 251 __u32 reserved3:24; 252 __u32 cmd_status:8; 253 } i2o_status_block; 254 255 /* Event indicator mask flags */ 256 #define I2O_EVT_IND_STATE_CHANGE 0x80000000 257 #define I2O_EVT_IND_GENERAL_WARNING 0x40000000 258 #define I2O_EVT_IND_CONFIGURATION_FLAG 0x20000000 259 #define I2O_EVT_IND_LOCK_RELEASE 0x10000000 260 #define I2O_EVT_IND_CAPABILITY_CHANGE 0x08000000 261 #define I2O_EVT_IND_DEVICE_RESET 0x04000000 262 #define I2O_EVT_IND_EVT_MASK_MODIFIED 0x02000000 263 #define I2O_EVT_IND_FIELD_MODIFIED 0x01000000 264 #define I2O_EVT_IND_VENDOR_EVT 0x00800000 265 #define I2O_EVT_IND_DEVICE_STATE 0x00400000 266 267 /* Executive event indicitors */ 268 #define I2O_EVT_IND_EXEC_RESOURCE_LIMITS 0x00000001 269 #define I2O_EVT_IND_EXEC_CONNECTION_FAIL 0x00000002 270 #define I2O_EVT_IND_EXEC_ADAPTER_FAULT 0x00000004 271 #define I2O_EVT_IND_EXEC_POWER_FAIL 0x00000008 272 #define I2O_EVT_IND_EXEC_RESET_PENDING 0x00000010 273 #define I2O_EVT_IND_EXEC_RESET_IMMINENT 0x00000020 274 #define I2O_EVT_IND_EXEC_HW_FAIL 0x00000040 275 #define I2O_EVT_IND_EXEC_XCT_CHANGE 0x00000080 276 #define I2O_EVT_IND_EXEC_NEW_LCT_ENTRY 0x00000100 277 #define I2O_EVT_IND_EXEC_MODIFIED_LCT 0x00000200 278 #define I2O_EVT_IND_EXEC_DDM_AVAILABILITY 0x00000400 279 280 /* Random Block Storage Event Indicators */ 281 #define I2O_EVT_IND_BSA_VOLUME_LOAD 0x00000001 282 #define I2O_EVT_IND_BSA_VOLUME_UNLOAD 0x00000002 283 #define I2O_EVT_IND_BSA_VOLUME_UNLOAD_REQ 0x00000004 284 #define I2O_EVT_IND_BSA_CAPACITY_CHANGE 0x00000008 285 #define I2O_EVT_IND_BSA_SCSI_SMART 0x00000010 286 287 /* Event data for generic events */ 288 #define I2O_EVT_STATE_CHANGE_NORMAL 0x00 289 #define I2O_EVT_STATE_CHANGE_SUSPENDED 0x01 290 #define I2O_EVT_STATE_CHANGE_RESTART 0x02 291 #define I2O_EVT_STATE_CHANGE_NA_RECOVER 0x03 292 #define I2O_EVT_STATE_CHANGE_NA_NO_RECOVER 0x04 293 #define I2O_EVT_STATE_CHANGE_QUIESCE_REQUEST 0x05 294 #define I2O_EVT_STATE_CHANGE_FAILED 0x10 295 #define I2O_EVT_STATE_CHANGE_FAULTED 0x11 296 297 #define I2O_EVT_GEN_WARNING_NORMAL 0x00 298 #define I2O_EVT_GEN_WARNING_ERROR_THRESHOLD 0x01 299 #define I2O_EVT_GEN_WARNING_MEDIA_FAULT 0x02 300 301 #define I2O_EVT_CAPABILITY_OTHER 0x01 302 #define I2O_EVT_CAPABILITY_CHANGED 0x02 303 304 #define I2O_EVT_SENSOR_STATE_CHANGED 0x01 305 306 /* 307 * I2O classes / subclasses 308 */ 309 310 /* Class ID and Code Assignments 311 * (LCT.ClassID.Version field) 312 */ 313 #define I2O_CLASS_VERSION_10 0x00 314 #define I2O_CLASS_VERSION_11 0x01 315 316 /* Class code names 317 * (from v1.5 Table 6-1 Class Code Assignments.) 318 */ 319 320 #define I2O_CLASS_EXECUTIVE 0x000 321 #define I2O_CLASS_DDM 0x001 322 #define I2O_CLASS_RANDOM_BLOCK_STORAGE 0x010 323 #define I2O_CLASS_SEQUENTIAL_STORAGE 0x011 324 #define I2O_CLASS_LAN 0x020 325 #define I2O_CLASS_WAN 0x030 326 #define I2O_CLASS_FIBRE_CHANNEL_PORT 0x040 327 #define I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL 0x041 328 #define I2O_CLASS_SCSI_PERIPHERAL 0x051 329 #define I2O_CLASS_ATE_PORT 0x060 330 #define I2O_CLASS_ATE_PERIPHERAL 0x061 331 #define I2O_CLASS_FLOPPY_CONTROLLER 0x070 332 #define I2O_CLASS_FLOPPY_DEVICE 0x071 333 #define I2O_CLASS_BUS_ADAPTER 0x080 334 #define I2O_CLASS_PEER_TRANSPORT_AGENT 0x090 335 #define I2O_CLASS_PEER_TRANSPORT 0x091 336 #define I2O_CLASS_END 0xfff 337 338 /* 339 * Rest of 0x092 - 0x09f reserved for peer-to-peer classes 340 */ 341 342 #define I2O_CLASS_MATCH_ANYCLASS 0xffffffff 343 344 /* 345 * Subclasses 346 */ 347 348 #define I2O_SUBCLASS_i960 0x001 349 #define I2O_SUBCLASS_HDM 0x020 350 #define I2O_SUBCLASS_ISM 0x021 351 352 /* Operation functions */ 353 354 #define I2O_PARAMS_FIELD_GET 0x0001 355 #define I2O_PARAMS_LIST_GET 0x0002 356 #define I2O_PARAMS_MORE_GET 0x0003 357 #define I2O_PARAMS_SIZE_GET 0x0004 358 #define I2O_PARAMS_TABLE_GET 0x0005 359 #define I2O_PARAMS_FIELD_SET 0x0006 360 #define I2O_PARAMS_LIST_SET 0x0007 361 #define I2O_PARAMS_ROW_ADD 0x0008 362 #define I2O_PARAMS_ROW_DELETE 0x0009 363 #define I2O_PARAMS_TABLE_CLEAR 0x000A 364 365 /* 366 * I2O serial number conventions / formats 367 * (circa v1.5) 368 */ 369 370 #define I2O_SNFORMAT_UNKNOWN 0 371 #define I2O_SNFORMAT_BINARY 1 372 #define I2O_SNFORMAT_ASCII 2 373 #define I2O_SNFORMAT_UNICODE 3 374 #define I2O_SNFORMAT_LAN48_MAC 4 375 #define I2O_SNFORMAT_WAN 5 376 377 /* 378 * Plus new in v2.0 (Yellowstone pdf doc) 379 */ 380 381 #define I2O_SNFORMAT_LAN64_MAC 6 382 #define I2O_SNFORMAT_DDM 7 383 #define I2O_SNFORMAT_IEEE_REG64 8 384 #define I2O_SNFORMAT_IEEE_REG128 9 385 #define I2O_SNFORMAT_UNKNOWN2 0xff 386 387 /* 388 * I2O Get Status State values 389 */ 390 391 #define ADAPTER_STATE_INITIALIZING 0x01 392 #define ADAPTER_STATE_RESET 0x02 393 #define ADAPTER_STATE_HOLD 0x04 394 #define ADAPTER_STATE_READY 0x05 395 #define ADAPTER_STATE_OPERATIONAL 0x08 396 #define ADAPTER_STATE_FAILED 0x10 397 #define ADAPTER_STATE_FAULTED 0x11 398 399 /* 400 * Software module types 401 */ 402 #define I2O_SOFTWARE_MODULE_IRTOS 0x11 403 #define I2O_SOFTWARE_MODULE_IOP_PRIVATE 0x22 404 #define I2O_SOFTWARE_MODULE_IOP_CONFIG 0x23 405 406 /* 407 * Vendors 408 */ 409 #define I2O_VENDOR_DPT 0x001b 410 411 /* 412 * DPT / Adaptec specific values for i2o_sg_io_hdr flags. 413 */ 414 #define I2O_DPT_SG_FLAG_INTERPRET 0x00010000 415 #define I2O_DPT_SG_FLAG_PHYSICAL 0x00020000 416 417 #define I2O_DPT_FLASH_FRAG_SIZE 0x10000 418 #define I2O_DPT_FLASH_READ 0x0101 419 #define I2O_DPT_FLASH_WRITE 0x0102 420 421 #endif /* _I2O_DEV_H */ 422
