1 /************************************************************************** 2 * Initio 9100 device driver for Linux. 3 * 4 * Copyright (c) 1994-1998 Initio Corporation 5 * All rights reserved. 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2, or (at your option) 10 * any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; see the file COPYING. If not, write to 19 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 20 * 21 * -------------------------------------------------------------------------- 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the above copyright 27 * notice, this list of conditions, and the following disclaimer, 28 * without modification, immediately at the beginning of the file. 29 * 2. Redistributions in binary form must reproduce the above copyright 30 * notice, this list of conditions and the following disclaimer in the 31 * documentation and/or other materials provided with the distribution. 32 * 3. The name of the author may not be used to endorse or promote products 33 * derived from this software without specific prior written permission. 34 * 35 * Where this Software is combined with software released under the terms of 36 * the GNU General Public License ("GPL") and the terms of the GPL would require the 37 * combined work to also be released under the terms of the GPL, the terms 38 * and conditions of this License will apply in addition to those of the 39 * GPL with the exception of any terms or conditions of this License that 40 * conflict with, or are expressly prohibited by, the GPL. 41 * 42 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 43 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 44 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 45 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 46 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 47 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 48 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 49 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 50 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 51 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 52 * SUCH DAMAGE. 53 * 54 **************************************************************************/ 55 56 57 #include <linux/types.h> 58 59 #define ULONG unsigned long 60 #define USHORT unsigned short 61 #define UCHAR unsigned char 62 #define BYTE unsigned char 63 #define WORD unsigned short 64 #define DWORD unsigned long 65 #define UBYTE unsigned char 66 #define UWORD unsigned short 67 #define UDWORD unsigned long 68 #define U32 u32 69 70 #define TOTAL_SG_ENTRY 32 71 #define MAX_SUPPORTED_ADAPTERS 8 72 #define MAX_OFFSET 15 73 #define MAX_TARGETS 16 74 75 typedef struct { 76 unsigned short base; 77 unsigned short vec; 78 } i91u_config; 79 80 /***************************************/ 81 /* Tulip Configuration Register Set */ 82 /***************************************/ 83 #define TUL_PVID 0x00 /* Vendor ID */ 84 #define TUL_PDID 0x02 /* Device ID */ 85 #define TUL_PCMD 0x04 /* Command */ 86 #define TUL_PSTUS 0x06 /* Status */ 87 #define TUL_PRID 0x08 /* Revision number */ 88 #define TUL_PPI 0x09 /* Programming interface */ 89 #define TUL_PSC 0x0A /* Sub Class */ 90 #define TUL_PBC 0x0B /* Base Class */ 91 #define TUL_PCLS 0x0C /* Cache line size */ 92 #define TUL_PLTR 0x0D /* Latency timer */ 93 #define TUL_PHDT 0x0E /* Header type */ 94 #define TUL_PBIST 0x0F /* BIST */ 95 #define TUL_PBAD 0x10 /* Base address */ 96 #define TUL_PBAD1 0x14 /* Base address */ 97 #define TUL_PBAD2 0x18 /* Base address */ 98 #define TUL_PBAD3 0x1C /* Base address */ 99 #define TUL_PBAD4 0x20 /* Base address */ 100 #define TUL_PBAD5 0x24 /* Base address */ 101 #define TUL_PRSVD 0x28 /* Reserved */ 102 #define TUL_PRSVD1 0x2C /* Reserved */ 103 #define TUL_PRAD 0x30 /* Expansion ROM base address */ 104 #define TUL_PRSVD2 0x34 /* Reserved */ 105 #define TUL_PRSVD3 0x38 /* Reserved */ 106 #define TUL_PINTL 0x3C /* Interrupt line */ 107 #define TUL_PINTP 0x3D /* Interrupt pin */ 108 #define TUL_PIGNT 0x3E /* MIN_GNT */ 109 #define TUL_PMGNT 0x3F /* MAX_GNT */ 110 111 /************************/ 112 /* Jasmin Register Set */ 113 /************************/ 114 #define TUL_HACFG0 0x40 /* H/A Configuration Register 0 */ 115 #define TUL_HACFG1 0x41 /* H/A Configuration Register 1 */ 116 #define TUL_HACFG2 0x42 /* H/A Configuration Register 2 */ 117 118 #define TUL_SDCFG0 0x44 /* SCSI Device Configuration 0 */ 119 #define TUL_SDCFG1 0x45 /* SCSI Device Configuration 1 */ 120 #define TUL_SDCFG2 0x46 /* SCSI Device Configuration 2 */ 121 #define TUL_SDCFG3 0x47 /* SCSI Device Configuration 3 */ 122 123 #define TUL_GINTS 0x50 /* Global Interrupt Status Register */ 124 #define TUL_GIMSK 0x52 /* Global Interrupt MASK Register */ 125 #define TUL_GCTRL 0x54 /* Global Control Register */ 126 #define TUL_GCTRL_EEPROM_BIT 0x04 127 #define TUL_GCTRL1 0x55 /* Global Control Register */ 128 #define TUL_DMACFG 0x5B /* DMA configuration */ 129 #define TUL_NVRAM 0x5D /* Non-volatile RAM port */ 130 131 #define TUL_SCnt0 0x80 /* 00 R/W Transfer Counter Low */ 132 #define TUL_SCnt1 0x81 /* 01 R/W Transfer Counter Mid */ 133 #define TUL_SCnt2 0x82 /* 02 R/W Transfer Count High */ 134 #define TUL_SFifoCnt 0x83 /* 03 R FIFO counter */ 135 #define TUL_SIntEnable 0x84 /* 03 W Interrupt enble */ 136 #define TUL_SInt 0x84 /* 04 R Interrupt Register */ 137 #define TUL_SCtrl0 0x85 /* 05 W Control 0 */ 138 #define TUL_SStatus0 0x85 /* 05 R Status 0 */ 139 #define TUL_SCtrl1 0x86 /* 06 W Control 1 */ 140 #define TUL_SStatus1 0x86 /* 06 R Status 1 */ 141 #define TUL_SConfig 0x87 /* 07 W Configuration */ 142 #define TUL_SStatus2 0x87 /* 07 R Status 2 */ 143 #define TUL_SPeriod 0x88 /* 08 W Sync. Transfer Period & Offset */ 144 #define TUL_SOffset 0x88 /* 08 R Offset */ 145 #define TUL_SScsiId 0x89 /* 09 W SCSI ID */ 146 #define TUL_SBusId 0x89 /* 09 R SCSI BUS ID */ 147 #define TUL_STimeOut 0x8A /* 0A W Sel/Resel Time Out Register */ 148 #define TUL_SIdent 0x8A /* 0A R Identify Message Register */ 149 #define TUL_SAvail 0x8A /* 0A R Availiable Counter Register */ 150 #define TUL_SData 0x8B /* 0B R/W SCSI data in/out */ 151 #define TUL_SFifo 0x8C /* 0C R/W FIFO */ 152 #define TUL_SSignal 0x90 /* 10 R/W SCSI signal in/out */ 153 #define TUL_SCmd 0x91 /* 11 R/W Command */ 154 #define TUL_STest0 0x92 /* 12 R/W Test0 */ 155 #define TUL_STest1 0x93 /* 13 R/W Test1 */ 156 #define TUL_SCFG1 0x94 /* 14 R/W Configuration */ 157 158 #define TUL_XAddH 0xC0 /*DMA Transfer Physical Address */ 159 #define TUL_XAddW 0xC8 /*DMA Current Transfer Physical Address */ 160 #define TUL_XCntH 0xD0 /*DMA Transfer Counter */ 161 #define TUL_XCntW 0xD4 /*DMA Current Transfer Counter */ 162 #define TUL_XCmd 0xD8 /*DMA Command Register */ 163 #define TUL_Int 0xDC /*Interrupt Register */ 164 #define TUL_XStatus 0xDD /*DMA status Register */ 165 #define TUL_Mask 0xE0 /*Interrupt Mask Register */ 166 #define TUL_XCtrl 0xE4 /*DMA Control Register */ 167 #define TUL_XCtrl1 0xE5 /*DMA Control Register 1 */ 168 #define TUL_XFifo 0xE8 /*DMA FIFO */ 169 170 #define TUL_WCtrl 0xF7 /*Bus master wait state control */ 171 #define TUL_DCtrl 0xFB /*DMA delay control */ 172 173 /*----------------------------------------------------------------------*/ 174 /* bit definition for Command register of Configuration Space Header */ 175 /*----------------------------------------------------------------------*/ 176 #define BUSMS 0x04 /* BUS MASTER Enable */ 177 #define IOSPA 0x01 /* IO Space Enable */ 178 179 /*----------------------------------------------------------------------*/ 180 /* Command Codes of Tulip SCSI Command register */ 181 /*----------------------------------------------------------------------*/ 182 #define TSC_EN_RESEL 0x80 /* Enable Reselection */ 183 #define TSC_CMD_COMP 0x84 /* Command Complete Sequence */ 184 #define TSC_SEL 0x01 /* Select Without ATN Sequence */ 185 #define TSC_SEL_ATN 0x11 /* Select With ATN Sequence */ 186 #define TSC_SEL_ATN_DMA 0x51 /* Select With ATN Sequence with DMA */ 187 #define TSC_SEL_ATN3 0x31 /* Select With ATN3 Sequence */ 188 #define TSC_SEL_ATNSTOP 0x12 /* Select With ATN and Stop Sequence */ 189 #define TSC_SELATNSTOP 0x1E /* Select With ATN and Stop Sequence */ 190 191 #define TSC_SEL_ATN_DIRECT_IN 0x95 /* Select With ATN Sequence */ 192 #define TSC_SEL_ATN_DIRECT_OUT 0x15 /* Select With ATN Sequence */ 193 #define TSC_SEL_ATN3_DIRECT_IN 0xB5 /* Select With ATN3 Sequence */ 194 #define TSC_SEL_ATN3_DIRECT_OUT 0x35 /* Select With ATN3 Sequence */ 195 #define TSC_XF_DMA_OUT_DIRECT 0x06 /* DMA Xfer Information out */ 196 #define TSC_XF_DMA_IN_DIRECT 0x86 /* DMA Xfer Information in */ 197 198 #define TSC_XF_DMA_OUT 0x43 /* DMA Xfer Information out */ 199 #define TSC_XF_DMA_IN 0xC3 /* DMA Xfer Information in */ 200 #define TSC_XF_FIFO_OUT 0x03 /* FIFO Xfer Information out */ 201 #define TSC_XF_FIFO_IN 0x83 /* FIFO Xfer Information in */ 202 203 #define TSC_MSG_ACCEPT 0x0F /* Message Accept */ 204 205 /*----------------------------------------------------------------------*/ 206 /* bit definition for Tulip SCSI Control 0 Register */ 207 /*----------------------------------------------------------------------*/ 208 #define TSC_RST_SEQ 0x20 /* Reset sequence counter */ 209 #define TSC_FLUSH_FIFO 0x10 /* Flush FIFO */ 210 #define TSC_ABT_CMD 0x04 /* Abort command (sequence) */ 211 #define TSC_RST_CHIP 0x02 /* Reset SCSI Chip */ 212 #define TSC_RST_BUS 0x01 /* Reset SCSI Bus */ 213 214 /*----------------------------------------------------------------------*/ 215 /* bit definition for Tulip SCSI Control 1 Register */ 216 /*----------------------------------------------------------------------*/ 217 #define TSC_EN_SCAM 0x80 /* Enable SCAM */ 218 #define TSC_TIMER 0x40 /* Select timeout unit */ 219 #define TSC_EN_SCSI2 0x20 /* SCSI-2 mode */ 220 #define TSC_PWDN 0x10 /* Power down mode */ 221 #define TSC_WIDE_CPU 0x08 /* Wide CPU */ 222 #define TSC_HW_RESELECT 0x04 /* Enable HW reselect */ 223 #define TSC_EN_BUS_OUT 0x02 /* Enable SCSI data bus out latch */ 224 #define TSC_EN_BUS_IN 0x01 /* Enable SCSI data bus in latch */ 225 226 /*----------------------------------------------------------------------*/ 227 /* bit definition for Tulip SCSI Configuration Register */ 228 /*----------------------------------------------------------------------*/ 229 #define TSC_EN_LATCH 0x80 /* Enable phase latch */ 230 #define TSC_INITIATOR 0x40 /* Initiator mode */ 231 #define TSC_EN_SCSI_PAR 0x20 /* Enable SCSI parity */ 232 #define TSC_DMA_8BIT 0x10 /* Alternate dma 8-bits mode */ 233 #define TSC_DMA_16BIT 0x08 /* Alternate dma 16-bits mode */ 234 #define TSC_EN_WDACK 0x04 /* Enable DACK while wide SCSI xfer */ 235 #define TSC_ALT_PERIOD 0x02 /* Alternate sync period mode */ 236 #define TSC_DIS_SCSIRST 0x01 /* Disable SCSI bus reset us */ 237 238 #define TSC_INITDEFAULT (TSC_INITIATOR | TSC_EN_LATCH | TSC_ALT_PERIOD | TSC_DIS_SCSIRST) 239 240 #define TSC_WIDE_SCSI 0x80 /* Enable Wide SCSI */ 241 242 /*----------------------------------------------------------------------*/ 243 /* bit definition for Tulip SCSI signal Register */ 244 /*----------------------------------------------------------------------*/ 245 #define TSC_RST_ACK 0x00 /* Release ACK signal */ 246 #define TSC_RST_ATN 0x00 /* Release ATN signal */ 247 #define TSC_RST_BSY 0x00 /* Release BSY signal */ 248 249 #define TSC_SET_ACK 0x40 /* ACK signal */ 250 #define TSC_SET_ATN 0x08 /* ATN signal */ 251 252 #define TSC_REQI 0x80 /* REQ signal */ 253 #define TSC_ACKI 0x40 /* ACK signal */ 254 #define TSC_BSYI 0x20 /* BSY signal */ 255 #define TSC_SELI 0x10 /* SEL signal */ 256 #define TSC_ATNI 0x08 /* ATN signal */ 257 #define TSC_MSGI 0x04 /* MSG signal */ 258 #define TSC_CDI 0x02 /* C/D signal */ 259 #define TSC_IOI 0x01 /* I/O signal */ 260 261 262 /*----------------------------------------------------------------------*/ 263 /* bit definition for Tulip SCSI Status 0 Register */ 264 /*----------------------------------------------------------------------*/ 265 #define TSS_INT_PENDING 0x80 /* Interrupt pending */ 266 #define TSS_SEQ_ACTIVE 0x40 /* Sequencer active */ 267 #define TSS_XFER_CNT 0x20 /* Transfer counter zero */ 268 #define TSS_FIFO_EMPTY 0x10 /* FIFO empty */ 269 #define TSS_PAR_ERROR 0x08 /* SCSI parity error */ 270 #define TSS_PH_MASK 0x07 /* SCSI phase mask */ 271 272 /*----------------------------------------------------------------------*/ 273 /* bit definition for Tulip SCSI Status 1 Register */ 274 /*----------------------------------------------------------------------*/ 275 #define TSS_STATUS_RCV 0x08 /* Status received */ 276 #define TSS_MSG_SEND 0x40 /* Message sent */ 277 #define TSS_CMD_PH_CMP 0x20 /* command phase done */ 278 #define TSS_DATA_PH_CMP 0x10 /* Data phase done */ 279 #define TSS_STATUS_SEND 0x08 /* Status sent */ 280 #define TSS_XFER_CMP 0x04 /* Transfer completed */ 281 #define TSS_SEL_CMP 0x02 /* Selection completed */ 282 #define TSS_ARB_CMP 0x01 /* Arbitration completed */ 283 284 /*----------------------------------------------------------------------*/ 285 /* bit definition for Tulip SCSI Status 2 Register */ 286 /*----------------------------------------------------------------------*/ 287 #define TSS_CMD_ABTED 0x80 /* Command aborted */ 288 #define TSS_OFFSET_0 0x40 /* Offset counter zero */ 289 #define TSS_FIFO_FULL 0x20 /* FIFO full */ 290 #define TSS_TIMEOUT_0 0x10 /* Timeout counter zero */ 291 #define TSS_BUSY_RLS 0x08 /* Busy release */ 292 #define TSS_PH_MISMATCH 0x04 /* Phase mismatch */ 293 #define TSS_SCSI_BUS_EN 0x02 /* SCSI data bus enable */ 294 #define TSS_SCSIRST 0x01 /* SCSI bus reset in progress */ 295 296 /*----------------------------------------------------------------------*/ 297 /* bit definition for Tulip SCSI Interrupt Register */ 298 /*----------------------------------------------------------------------*/ 299 #define TSS_RESEL_INT 0x80 /* Reselected interrupt */ 300 #define TSS_SEL_TIMEOUT 0x40 /* Selected/reselected timeout */ 301 #define TSS_BUS_SERV 0x20 302 #define TSS_SCSIRST_INT 0x10 /* SCSI bus reset detected */ 303 #define TSS_DISC_INT 0x08 /* Disconnected interrupt */ 304 #define TSS_SEL_INT 0x04 /* Select interrupt */ 305 #define TSS_SCAM_SEL 0x02 /* SCAM selected */ 306 #define TSS_FUNC_COMP 0x01 307 308 /*----------------------------------------------------------------------*/ 309 /* SCSI Phase Codes. */ 310 /*----------------------------------------------------------------------*/ 311 #define DATA_OUT 0 312 #define DATA_IN 1 /* 4 */ 313 #define CMD_OUT 2 314 #define STATUS_IN 3 /* 6 */ 315 #define MSG_OUT 6 /* 3 */ 316 #define MSG_IN 7 317 318 319 320 /*----------------------------------------------------------------------*/ 321 /* Command Codes of Tulip xfer Command register */ 322 /*----------------------------------------------------------------------*/ 323 #define TAX_X_FORC 0x02 324 #define TAX_X_ABT 0x04 325 #define TAX_X_CLR_FIFO 0x08 326 327 #define TAX_X_IN 0x21 328 #define TAX_X_OUT 0x01 329 #define TAX_SG_IN 0xA1 330 #define TAX_SG_OUT 0x81 331 332 /*----------------------------------------------------------------------*/ 333 /* Tulip Interrupt Register */ 334 /*----------------------------------------------------------------------*/ 335 #define XCMP 0x01 336 #define FCMP 0x02 337 #define XABT 0x04 338 #define XERR 0x08 339 #define SCMP 0x10 340 #define IPEND 0x80 341 342 /*----------------------------------------------------------------------*/ 343 /* Tulip DMA Status Register */ 344 /*----------------------------------------------------------------------*/ 345 #define XPEND 0x01 /* Transfer pending */ 346 #define FEMPTY 0x02 /* FIFO empty */ 347 348 349 350 /*----------------------------------------------------------------------*/ 351 /* bit definition for TUL_GCTRL */ 352 /*----------------------------------------------------------------------*/ 353 #define EXTSG 0x80 354 #define EXTAD 0x60 355 #define SEG4K 0x08 356 #define EEPRG 0x04 357 #define MRMUL 0x02 358 359 /*----------------------------------------------------------------------*/ 360 /* bit definition for TUL_NVRAM */ 361 /*----------------------------------------------------------------------*/ 362 #define SE2CS 0x08 363 #define SE2CLK 0x04 364 #define SE2DO 0x02 365 #define SE2DI 0x01 366 367 368 /************************************************************************/ 369 /* Scatter-Gather Element Structure */ 370 /************************************************************************/ 371 typedef struct SG_Struc { 372 U32 SG_Ptr; /* Data Pointer */ 373 U32 SG_Len; /* Data Length */ 374 } SG; 375 376 /*********************************************************************** 377 SCSI Control Block 378 ************************************************************************/ 379 typedef struct Scsi_Ctrl_Blk { 380 struct Scsi_Ctrl_Blk *SCB_NxtScb; 381 UBYTE SCB_Status; /*4 */ 382 UBYTE SCB_NxtStat; /*5 */ 383 UBYTE SCB_Mode; /*6 */ 384 UBYTE SCB_Msgin; /*7 SCB_Res0 */ 385 UWORD SCB_SGIdx; /*8 */ 386 UWORD SCB_SGMax; /*A */ 387 #ifdef ALPHA 388 U32 SCB_Reserved[2]; /*C */ 389 #else 390 U32 SCB_Reserved[3]; /*C */ 391 #endif 392 393 U32 SCB_XferLen; /*18 Current xfer len */ 394 U32 SCB_TotXLen; /*1C Total xfer len */ 395 U32 SCB_PAddr; /*20 SCB phy. Addr. */ 396 397 UBYTE SCB_Opcode; /*24 SCB command code */ 398 UBYTE SCB_Flags; /*25 SCB Flags */ 399 UBYTE SCB_Target; /*26 Target Id */ 400 UBYTE SCB_Lun; /*27 Lun */ 401 U32 SCB_BufPtr; /*28 Data Buffer Pointer */ 402 U32 SCB_BufLen; /*2C Data Allocation Length */ 403 UBYTE SCB_SGLen; /*30 SG list # */ 404 UBYTE SCB_SenseLen; /*31 Sense Allocation Length */ 405 UBYTE SCB_HaStat; /*32 */ 406 UBYTE SCB_TaStat; /*33 */ 407 UBYTE SCB_CDBLen; /*34 CDB Length */ 408 UBYTE SCB_Ident; /*35 Identify */ 409 UBYTE SCB_TagMsg; /*36 Tag Message */ 410 UBYTE SCB_TagId; /*37 Queue Tag */ 411 UBYTE SCB_CDB[12]; /*38 */ 412 U32 SCB_SGPAddr; /*44 SG List/Sense Buf phy. Addr. */ 413 U32 SCB_SensePtr; /*48 Sense data pointer */ 414 void (*SCB_Post) (BYTE *, BYTE *); /*4C POST routine */ 415 struct scsi_cmnd *SCB_Srb; /*50 SRB Pointer */ 416 SG SCB_SGList[TOTAL_SG_ENTRY]; /*54 Start of SG list */ 417 } SCB; 418 419 /* Bit Definition for SCB_Status */ 420 #define SCB_RENT 0x01 421 #define SCB_PEND 0x02 422 #define SCB_CONTIG 0x04 /* Contigent Allegiance */ 423 #define SCB_SELECT 0x08 424 #define SCB_BUSY 0x10 425 #define SCB_DONE 0x20 426 427 428 /* Opcodes of SCB_Opcode */ 429 #define ExecSCSI 0x1 430 #define BusDevRst 0x2 431 #define AbortCmd 0x3 432 433 434 /* Bit Definition for SCB_Mode */ 435 #define SCM_RSENS 0x01 /* request sense mode */ 436 437 438 /* Bit Definition for SCB_Flags */ 439 #define SCF_DONE 0x01 440 #define SCF_POST 0x02 441 #define SCF_SENSE 0x04 442 #define SCF_DIR 0x18 443 #define SCF_NO_DCHK 0x00 444 #define SCF_DIN 0x08 445 #define SCF_DOUT 0x10 446 #define SCF_NO_XF 0x18 447 #define SCF_WR_VF 0x20 /* Write verify turn on */ 448 #define SCF_POLL 0x40 449 #define SCF_SG 0x80 450 451 /* Error Codes for SCB_HaStat */ 452 #define HOST_SEL_TOUT 0x11 453 #define HOST_DO_DU 0x12 454 #define HOST_BUS_FREE 0x13 455 #define HOST_BAD_PHAS 0x14 456 #define HOST_INV_CMD 0x16 457 #define HOST_ABORTED 0x1A /* 07/21/98 */ 458 #define HOST_SCSI_RST 0x1B 459 #define HOST_DEV_RST 0x1C 460 461 /* Error Codes for SCB_TaStat */ 462 #define TARGET_CHKCOND 0x02 463 #define TARGET_BUSY 0x08 464 #define INI_QUEUE_FULL 0x28 465 466 /* SCSI MESSAGE */ 467 #define MSG_COMP 0x00 468 #define MSG_EXTEND 0x01 469 #define MSG_SDP 0x02 470 #define MSG_RESTORE 0x03 471 #define MSG_DISC 0x04 472 #define MSG_IDE 0x05 473 #define MSG_ABORT 0x06 474 #define MSG_REJ 0x07 475 #define MSG_NOP 0x08 476 #define MSG_PARITY 0x09 477 #define MSG_LINK_COMP 0x0A 478 #define MSG_LINK_FLAG 0x0B 479 #define MSG_DEVRST 0x0C 480 #define MSG_ABORT_TAG 0x0D 481 482 /* Queue tag msg: Simple_quque_tag, Head_of_queue_tag, Ordered_queue_tag */ 483 #define MSG_STAG 0x20 484 #define MSG_HTAG 0x21 485 #define MSG_OTAG 0x22 486 487 #define MSG_IGNOREWIDE 0x23 488 489 #define MSG_IDENT 0x80 490 491 /*********************************************************************** 492 Target Device Control Structure 493 **********************************************************************/ 494 495 typedef struct Tar_Ctrl_Struc { 496 UWORD TCS_Flags; /* 0 */ 497 UBYTE TCS_JS_Period; /* 2 */ 498 UBYTE TCS_SConfig0; /* 3 */ 499 500 UWORD TCS_DrvFlags; /* 4 */ 501 UBYTE TCS_DrvHead; /* 6 */ 502 UBYTE TCS_DrvSector; /* 7 */ 503 } TCS; 504 505 /*********************************************************************** 506 Target Device Control Structure 507 **********************************************************************/ 508 509 /* Bit Definition for TCF_Flags */ 510 #define TCF_SCSI_RATE 0x0007 511 #define TCF_EN_DISC 0x0008 512 #define TCF_NO_SYNC_NEGO 0x0010 513 #define TCF_NO_WDTR 0x0020 514 #define TCF_EN_255 0x0040 515 #define TCF_EN_START 0x0080 516 #define TCF_WDTR_DONE 0x0100 517 #define TCF_SYNC_DONE 0x0200 518 #define TCF_BUSY 0x0400 519 520 521 /* Bit Definition for TCF_DrvFlags */ 522 #define TCF_DRV_BUSY 0x01 /* Indicate target busy(driver) */ 523 #define TCF_DRV_EN_TAG 0x0800 524 #define TCF_DRV_255_63 0x0400 525 526 typedef struct I91u_Adpt_Struc { 527 UWORD ADPT_BIOS; /* 0 */ 528 UWORD ADPT_BASE; /* 1 */ 529 UBYTE ADPT_Bus; /* 2 */ 530 UBYTE ADPT_Device; /* 3 */ 531 UBYTE ADPT_INTR; /* 4 */ 532 } INI_ADPT_STRUCT; 533 534 535 /*********************************************************************** 536 Host Adapter Control Structure 537 ************************************************************************/ 538 typedef struct Ha_Ctrl_Struc { 539 UWORD HCS_Base; /* 00 */ 540 UWORD HCS_BIOS; /* 02 */ 541 UBYTE HCS_Intr; /* 04 */ 542 UBYTE HCS_SCSI_ID; /* 05 */ 543 UBYTE HCS_MaxTar; /* 06 */ 544 UBYTE HCS_NumScbs; /* 07 */ 545 546 UBYTE HCS_Flags; /* 08 */ 547 UBYTE HCS_Index; /* 09 */ 548 UBYTE HCS_HaId; /* 0A */ 549 UBYTE HCS_Config; /* 0B */ 550 UWORD HCS_IdMask; /* 0C */ 551 UBYTE HCS_Semaph; /* 0E */ 552 UBYTE HCS_Phase; /* 0F */ 553 UBYTE HCS_JSStatus0; /* 10 */ 554 UBYTE HCS_JSInt; /* 11 */ 555 UBYTE HCS_JSStatus1; /* 12 */ 556 UBYTE HCS_SConf1; /* 13 */ 557 558 UBYTE HCS_Msg[8]; /* 14 */ 559 SCB *HCS_NxtAvail; /* 1C */ 560 SCB *HCS_Scb; /* 20 */ 561 SCB *HCS_ScbEnd; /* 24 */ 562 SCB *HCS_NxtPend; /* 28 */ 563 SCB *HCS_NxtContig; /* 2C */ 564 SCB *HCS_ActScb; /* 30 */ 565 TCS *HCS_ActTcs; /* 34 */ 566 567 SCB *HCS_FirstAvail; /* 38 */ 568 SCB *HCS_LastAvail; /* 3C */ 569 SCB *HCS_FirstPend; /* 40 */ 570 SCB *HCS_LastPend; /* 44 */ 571 SCB *HCS_FirstBusy; /* 48 */ 572 SCB *HCS_LastBusy; /* 4C */ 573 SCB *HCS_FirstDone; /* 50 */ 574 SCB *HCS_LastDone; /* 54 */ 575 UBYTE HCS_MaxTags[16]; /* 58 */ 576 UBYTE HCS_ActTags[16]; /* 68 */ 577 TCS HCS_Tcs[MAX_TARGETS]; /* 78 */ 578 spinlock_t HCS_AvailLock; 579 spinlock_t HCS_SemaphLock; 580 struct pci_dev *pci_dev; 581 } HCS; 582 583 /* Bit Definition for HCB_Config */ 584 #define HCC_SCSI_RESET 0x01 585 #define HCC_EN_PAR 0x02 586 #define HCC_ACT_TERM1 0x04 587 #define HCC_ACT_TERM2 0x08 588 #define HCC_AUTO_TERM 0x10 589 #define HCC_EN_PWR 0x80 590 591 /* Bit Definition for HCB_Flags */ 592 #define HCF_EXPECT_DISC 0x01 593 #define HCF_EXPECT_SELECT 0x02 594 #define HCF_EXPECT_RESET 0x10 595 #define HCF_EXPECT_DONE_DISC 0x20 596 597 /****************************************************************** 598 Serial EEProm 599 *******************************************************************/ 600 601 typedef struct _NVRAM_SCSI { /* SCSI channel configuration */ 602 UCHAR NVM_ChSCSIID; /* 0Ch -> Channel SCSI ID */ 603 UCHAR NVM_ChConfig1; /* 0Dh -> Channel config 1 */ 604 UCHAR NVM_ChConfig2; /* 0Eh -> Channel config 2 */ 605 UCHAR NVM_NumOfTarg; /* 0Fh -> Number of SCSI target */ 606 /* SCSI target configuration */ 607 UCHAR NVM_Targ0Config; /* 10h -> Target 0 configuration */ 608 UCHAR NVM_Targ1Config; /* 11h -> Target 1 configuration */ 609 UCHAR NVM_Targ2Config; /* 12h -> Target 2 configuration */ 610 UCHAR NVM_Targ3Config; /* 13h -> Target 3 configuration */ 611 UCHAR NVM_Targ4Config; /* 14h -> Target 4 configuration */ 612 UCHAR NVM_Targ5Config; /* 15h -> Target 5 configuration */ 613 UCHAR NVM_Targ6Config; /* 16h -> Target 6 configuration */ 614 UCHAR NVM_Targ7Config; /* 17h -> Target 7 configuration */ 615 UCHAR NVM_Targ8Config; /* 18h -> Target 8 configuration */ 616 UCHAR NVM_Targ9Config; /* 19h -> Target 9 configuration */ 617 UCHAR NVM_TargAConfig; /* 1Ah -> Target A configuration */ 618 UCHAR NVM_TargBConfig; /* 1Bh -> Target B configuration */ 619 UCHAR NVM_TargCConfig; /* 1Ch -> Target C configuration */ 620 UCHAR NVM_TargDConfig; /* 1Dh -> Target D configuration */ 621 UCHAR NVM_TargEConfig; /* 1Eh -> Target E configuration */ 622 UCHAR NVM_TargFConfig; /* 1Fh -> Target F configuration */ 623 } NVRAM_SCSI; 624 625 typedef struct _NVRAM { 626 /*----------header ---------------*/ 627 USHORT NVM_Signature; /* 0,1: Signature */ 628 UCHAR NVM_Size; /* 2: Size of data structure */ 629 UCHAR NVM_Revision; /* 3: Revision of data structure */ 630 /* ----Host Adapter Structure ---- */ 631 UCHAR NVM_ModelByte0; /* 4: Model number (byte 0) */ 632 UCHAR NVM_ModelByte1; /* 5: Model number (byte 1) */ 633 UCHAR NVM_ModelInfo; /* 6: Model information */ 634 UCHAR NVM_NumOfCh; /* 7: Number of SCSI channel */ 635 UCHAR NVM_BIOSConfig1; /* 8: BIOS configuration 1 */ 636 UCHAR NVM_BIOSConfig2; /* 9: BIOS configuration 2 */ 637 UCHAR NVM_HAConfig1; /* A: Hoat adapter configuration 1 */ 638 UCHAR NVM_HAConfig2; /* B: Hoat adapter configuration 2 */ 639 NVRAM_SCSI NVM_SCSIInfo[2]; 640 UCHAR NVM_reserved[10]; 641 /* ---------- CheckSum ---------- */ 642 USHORT NVM_CheckSum; /* 0x3E, 0x3F: Checksum of NVRam */ 643 } NVRAM, *PNVRAM; 644 645 /* Bios Configuration for nvram->BIOSConfig1 */ 646 #define NBC1_ENABLE 0x01 /* BIOS enable */ 647 #define NBC1_8DRIVE 0x02 /* Support more than 2 drives */ 648 #define NBC1_REMOVABLE 0x04 /* Support removable drive */ 649 #define NBC1_INT19 0x08 /* Intercept int 19h */ 650 #define NBC1_BIOSSCAN 0x10 /* Dynamic BIOS scan */ 651 #define NBC1_LUNSUPPORT 0x40 /* Support LUN */ 652 653 /* HA Configuration Byte 1 */ 654 #define NHC1_BOOTIDMASK 0x0F /* Boot ID number */ 655 #define NHC1_LUNMASK 0x70 /* Boot LUN number */ 656 #define NHC1_CHANMASK 0x80 /* Boot Channel number */ 657 658 /* Bit definition for nvram->SCSIconfig1 */ 659 #define NCC1_BUSRESET 0x01 /* Reset SCSI bus at power up */ 660 #define NCC1_PARITYCHK 0x02 /* SCSI parity enable */ 661 #define NCC1_ACTTERM1 0x04 /* Enable active terminator 1 */ 662 #define NCC1_ACTTERM2 0x08 /* Enable active terminator 2 */ 663 #define NCC1_AUTOTERM 0x10 /* Enable auto terminator */ 664 #define NCC1_PWRMGR 0x80 /* Enable power management */ 665 666 /* Bit definition for SCSI Target configuration byte */ 667 #define NTC_DISCONNECT 0x08 /* Enable SCSI disconnect */ 668 #define NTC_SYNC 0x10 /* SYNC_NEGO */ 669 #define NTC_NO_WDTR 0x20 /* SYNC_NEGO */ 670 #define NTC_1GIGA 0x40 /* 255 head / 63 sectors (64/32) */ 671 #define NTC_SPINUP 0x80 /* Start disk drive */ 672 673 /* Default NVRam values */ 674 #define INI_SIGNATURE 0xC925 675 #define NBC1_DEFAULT (NBC1_ENABLE) 676 #define NCC1_DEFAULT (NCC1_BUSRESET | NCC1_AUTOTERM | NCC1_PARITYCHK) 677 #define NTC_DEFAULT (NTC_NO_WDTR | NTC_1GIGA | NTC_DISCONNECT) 678 679 /* SCSI related definition */ 680 #define DISC_NOT_ALLOW 0x80 /* Disconnect is not allowed */ 681 #define DISC_ALLOW 0xC0 /* Disconnect is allowed */ 682 #define SCSICMD_RequestSense 0x03 683 684 typedef struct _HCSinfo { 685 ULONG base; 686 UCHAR vec; 687 UCHAR bios; /* High byte of BIOS address */ 688 USHORT BaseAndBios; /* high byte: pHcsInfo->bios,low byte:pHcsInfo->base */ 689 } HCSINFO; 690 691 #define TUL_RD(x,y) (UCHAR)(inb( (int)((ULONG)(x+y)) )) 692 #define TUL_RDLONG(x,y) (ULONG)(inl((int)((ULONG)(x+y)) )) 693 #define TUL_WR( adr,data) outb( (UCHAR)(data), (int)(adr)) 694 #define TUL_WRSHORT(adr,data) outw( (UWORD)(data), (int)(adr)) 695 #define TUL_WRLONG( adr,data) outl( (ULONG)(data), (int)(adr)) 696 697 #define SCSI_ABORT_SNOOZE 0 698 #define SCSI_ABORT_SUCCESS 1 699 #define SCSI_ABORT_PENDING 2 700 #define SCSI_ABORT_BUSY 3 701 #define SCSI_ABORT_NOT_RUNNING 4 702 #define SCSI_ABORT_ERROR 5 703 704 #define SCSI_RESET_SNOOZE 0 705 #define SCSI_RESET_PUNT 1 706 #define SCSI_RESET_SUCCESS 2 707 #define SCSI_RESET_PENDING 3 708 #define SCSI_RESET_WAKEUP 4 709 #define SCSI_RESET_NOT_RUNNING 5 710 #define SCSI_RESET_ERROR 6 711 712 #define SCSI_RESET_SYNCHRONOUS 0x01 713 #define SCSI_RESET_ASYNCHRONOUS 0x02 714 #define SCSI_RESET_SUGGEST_BUS_RESET 0x04 715 #define SCSI_RESET_SUGGEST_HOST_RESET 0x08 716 717 #define SCSI_RESET_BUS_RESET 0x100 718 #define SCSI_RESET_HOST_RESET 0x200 719 #define SCSI_RESET_ACTION 0xff 720 721