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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 | /* * Initio A100 device driver for Linux. * * Copyright (c) 1994-1998 Initio Corporation * All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; see the file COPYING. If not, write to * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. * * -------------------------------------------------------------------------- * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification, immediately at the beginning of the file. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * Where this Software is combined with software released under the terms of * the GNU General Public License ("GPL") and the terms of the GPL would require the * combined work to also be released under the terms of the GPL, the terms * and conditions of this License will apply in addition to those of the * GPL with the exception of any terms or conditions of this License that * conflict with, or are expressly prohibited by, the GPL. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * Revision History: * 06/18/98 HL, Initial production Version 1.02 * 12/19/98 bv, Use spinlocks for 2.1.95 and up * 06/25/02 Doug Ledford <dledford@redhat.com> * - This and the i60uscsi.h file are almost identical, * merged them into a single header used by both .c files. */ #define inia100_REVID "Initio INI-A100U2W SCSI device driver; Revision: 1.02d" #define ULONG unsigned long #define USHORT unsigned short #define UCHAR unsigned char #define BYTE unsigned char #define WORD unsigned short #define DWORD unsigned long #define UBYTE unsigned char #define UWORD unsigned short #define UDWORD unsigned long #define U32 u32 #if 1 #define ORC_MAXQUEUE 245 #define ORC_MAXTAGS 64 #else #define ORC_MAXQUEUE 25 #define ORC_MAXTAGS 8 #endif #define TOTAL_SG_ENTRY 32 #define MAX_TARGETS 16 #define IMAX_CDB 15 #define SENSE_SIZE 14 /************************************************************************/ /* Scatter-Gather Element Structure */ /************************************************************************/ typedef struct ORC_SG_Struc { U32 SG_Ptr; /* Data Pointer */ U32 SG_Len; /* Data Length */ } ORC_SG; /* SCSI related definition */ #define DISC_NOT_ALLOW 0x80 /* Disconnect is not allowed */ #define DISC_ALLOW 0xC0 /* Disconnect is allowed */ #define ORC_OFFSET_SCB 16 #define ORC_MAX_SCBS 250 #define MAX_CHANNELS 2 #define MAX_ESCB_ELE 64 #define TCF_DRV_255_63 0x0400 /********************************************************/ /* Orchid Host Command Set */ /********************************************************/ #define ORC_CMD_NOP 0x00 /* Host command - NOP */ #define ORC_CMD_VERSION 0x01 /* Host command - Get F/W version */ #define ORC_CMD_ECHO 0x02 /* Host command - ECHO */ #define ORC_CMD_SET_NVM 0x03 /* Host command - Set NVRAM */ #define ORC_CMD_GET_NVM 0x04 /* Host command - Get NVRAM */ #define ORC_CMD_GET_BUS_STATUS 0x05 /* Host command - Get SCSI bus status */ #define ORC_CMD_ABORT_SCB 0x06 /* Host command - Abort SCB */ #define ORC_CMD_ISSUE_SCB 0x07 /* Host command - Issue SCB */ /********************************************************/ /* Orchid Register Set */ /********************************************************/ #define ORC_GINTS 0xA0 /* Global Interrupt Status */ #define QINT 0x04 /* Reply Queue Interrupt */ #define ORC_GIMSK 0xA1 /* Global Interrupt MASK */ #define MQINT 0x04 /* Mask Reply Queue Interrupt */ #define ORC_GCFG 0xA2 /* Global Configure */ #define EEPRG 0x01 /* Enable EEPROM programming */ #define ORC_GSTAT 0xA3 /* Global status */ #define WIDEBUS 0x10 /* Wide SCSI Devices connected */ #define ORC_HDATA 0xA4 /* Host Data */ #define ORC_HCTRL 0xA5 /* Host Control */ #define SCSIRST 0x80 /* SCSI bus reset */ #define HDO 0x40 /* Host data out */ #define HOSTSTOP 0x02 /* Host stop RISC engine */ #define DEVRST 0x01 /* Device reset */ #define ORC_HSTUS 0xA6 /* Host Status */ #define HDI 0x02 /* Host data in */ #define RREADY 0x01 /* RISC engine is ready to receive */ #define ORC_NVRAM 0xA7 /* Nvram port address */ #define SE2CS 0x008 #define SE2CLK 0x004 #define SE2DO 0x002 #define SE2DI 0x001 #define ORC_PQUEUE 0xA8 /* Posting queue FIFO */ #define ORC_PQCNT 0xA9 /* Posting queue FIFO Cnt */ #define ORC_RQUEUE 0xAA /* Reply queue FIFO */ #define ORC_RQUEUECNT 0xAB /* Reply queue FIFO Cnt */ #define ORC_FWBASEADR 0xAC /* Firmware base address */ #define ORC_EBIOSADR0 0xB0 /* External Bios address */ #define ORC_EBIOSADR1 0xB1 /* External Bios address */ #define ORC_EBIOSADR2 0xB2 /* External Bios address */ #define ORC_EBIOSDATA 0xB3 /* External Bios address */ #define ORC_SCBSIZE 0xB7 /* SCB size register */ #define ORC_SCBBASE0 0xB8 /* SCB base address 0 */ #define ORC_SCBBASE1 0xBC /* SCB base address 1 */ #define ORC_RISCCTL 0xE0 /* RISC Control */ #define PRGMRST 0x002 #define DOWNLOAD 0x001 #define ORC_PRGMCTR0 0xE2 /* RISC program counter */ #define ORC_PRGMCTR1 0xE3 /* RISC program counter */ #define ORC_RISCRAM 0xEC /* RISC RAM data port 4 bytes */ typedef struct orc_extended_scb { /* Extended SCB */ ORC_SG ESCB_SGList[TOTAL_SG_ENTRY]; /*0 Start of SG list */ struct scsi_cmnd *SCB_Srb; /*50 SRB Pointer */ } ESCB; /*********************************************************************** SCSI Control Block ************************************************************************/ typedef struct orc_scb { /* Scsi_Ctrl_Blk */ UBYTE SCB_Opcode; /*00 SCB command code&residual */ UBYTE SCB_Flags; /*01 SCB Flags */ UBYTE SCB_Target; /*02 Target Id */ UBYTE SCB_Lun; /*03 Lun */ U32 SCB_Reserved0; /*04 Reserved for ORCHID must 0 */ U32 SCB_XferLen; /*08 Data Transfer Length */ U32 SCB_Reserved1; /*0C Reserved for ORCHID must 0 */ U32 SCB_SGLen; /*10 SG list # * 8 */ U32 SCB_SGPAddr; /*14 SG List Buf physical Addr */ U32 SCB_SGPAddrHigh; /*18 SG Buffer high physical Addr */ UBYTE SCB_HaStat; /*1C Host Status */ UBYTE SCB_TaStat; /*1D Target Status */ UBYTE SCB_Status; /*1E SCB status */ UBYTE SCB_Link; /*1F Link pointer, default 0xFF */ UBYTE SCB_SenseLen; /*20 Sense Allocation Length */ UBYTE SCB_CDBLen; /*21 CDB Length */ UBYTE SCB_Ident; /*22 Identify */ UBYTE SCB_TagMsg; /*23 Tag Message */ UBYTE SCB_CDB[IMAX_CDB]; /*24 SCSI CDBs */ UBYTE SCB_ScbIdx; /*3C Index for this ORCSCB */ U32 SCB_SensePAddr; /*34 Sense Buffer physical Addr */ ESCB *SCB_EScb; /*38 Extended SCB Pointer */ #ifndef ALPHA UBYTE SCB_Reserved2[4]; /*3E Reserved for Driver use */ #endif } ORC_SCB; /* Opcodes of ORCSCB_Opcode */ #define ORC_EXECSCSI 0x00 /* SCSI initiator command with residual */ #define ORC_BUSDEVRST 0x01 /* SCSI Bus Device Reset */ /* Status of ORCSCB_Status */ #define ORCSCB_COMPLETE 0x00 /* SCB request completed */ #define ORCSCB_POST 0x01 /* SCB is posted by the HOST */ /* Bit Definition for ORCSCB_Flags */ #define SCF_DISINT 0x01 /* Disable HOST interrupt */ #define SCF_DIR 0x18 /* Direction bits */ #define SCF_NO_DCHK 0x00 /* Direction determined by SCSI */ #define SCF_DIN 0x08 /* From Target to Initiator */ #define SCF_DOUT 0x10 /* From Initiator to Target */ #define SCF_NO_XF 0x18 /* No data transfer */ #define SCF_POLL 0x40 /* Error Codes for ORCSCB_HaStat */ #define HOST_SEL_TOUT 0x11 #define HOST_DO_DU 0x12 #define HOST_BUS_FREE 0x13 #define HOST_BAD_PHAS 0x14 #define HOST_INV_CMD 0x16 #define HOST_SCSI_RST 0x1B #define HOST_DEV_RST 0x1C /* Error Codes for ORCSCB_TaStat */ #define TARGET_CHK_COND 0x02 #define TARGET_BUSY 0x08 #define TARGET_TAG_FULL 0x28 /*********************************************************************** Target Device Control Structure **********************************************************************/ typedef struct ORC_Tar_Ctrl_Struc { UBYTE TCS_DrvDASD; /* 6 */ UBYTE TCS_DrvSCSI; /* 7 */ UBYTE TCS_DrvHead; /* 8 */ UWORD TCS_DrvFlags; /* 4 */ UBYTE TCS_DrvSector; /* 7 */ } ORC_TCS; /* Bit Definition for TCF_DrvFlags */ #define TCS_DF_NODASD_SUPT 0x20 /* Suppress OS/2 DASD Mgr support */ #define TCS_DF_NOSCSI_SUPT 0x40 /* Suppress OS/2 SCSI Mgr support */ /*********************************************************************** Host Adapter Control Structure ************************************************************************/ typedef struct ORC_Ha_Ctrl_Struc { USHORT HCS_Base; /* 00 */ UBYTE HCS_Index; /* 02 */ UBYTE HCS_Intr; /* 04 */ UBYTE HCS_SCSI_ID; /* 06 H/A SCSI ID */ UBYTE HCS_BIOS; /* 07 BIOS configuration */ UBYTE HCS_Flags; /* 0B */ UBYTE HCS_HAConfig1; /* 1B SCSI0MAXTags */ UBYTE HCS_MaxTar; /* 1B SCSI0MAXTags */ USHORT HCS_Units; /* Number of units this adapter */ USHORT HCS_AFlags; /* Adapter info. defined flags */ ULONG HCS_Timeout; /* Adapter timeout value */ ORC_SCB *HCS_virScbArray; /* 28 Virtual Pointer to SCB array */ dma_addr_t HCS_physScbArray; /* Scb Physical address */ ESCB *HCS_virEscbArray; /* Virtual pointer to ESCB Scatter list */ dma_addr_t HCS_physEscbArray; /* scatter list Physical address */ UBYTE TargetFlag[16]; /* 30 target configuration, TCF_EN_TAG */ UBYTE MaximumTags[16]; /* 40 ORC_MAX_SCBS */ UBYTE ActiveTags[16][16]; /* 50 */ ORC_TCS HCS_Tcs[16]; /* 28 */ U32 BitAllocFlag[MAX_CHANNELS][8]; /* Max STB is 256, So 256/32 */ spinlock_t BitAllocFlagLock; struct pci_dev *pdev; } ORC_HCS; /* Bit Definition for HCS_Flags */ #define HCF_SCSI_RESET 0x01 /* SCSI BUS RESET */ #define HCF_PARITY 0x02 /* parity card */ #define HCF_LVDS 0x10 /* parity card */ /* Bit Definition for TargetFlag */ #define TCF_EN_255 0x08 #define TCF_EN_TAG 0x10 #define TCF_BUSY 0x20 #define TCF_DISCONNECT 0x40 #define TCF_SPIN_UP 0x80 /* Bit Definition for HCS_AFlags */ #define HCS_AF_IGNORE 0x01 /* Adapter ignore */ #define HCS_AF_DISABLE_RESET 0x10 /* Adapter disable reset */ #define HCS_AF_DISABLE_ADPT 0x80 /* Adapter disable */ typedef struct _NVRAM { /*----------header ---------------*/ UCHAR SubVendorID0; /* 00 - Sub Vendor ID */ UCHAR SubVendorID1; /* 00 - Sub Vendor ID */ UCHAR SubSysID0; /* 02 - Sub System ID */ UCHAR SubSysID1; /* 02 - Sub System ID */ UCHAR SubClass; /* 04 - Sub Class */ UCHAR VendorID0; /* 05 - Vendor ID */ UCHAR VendorID1; /* 05 - Vendor ID */ UCHAR DeviceID0; /* 07 - Device ID */ UCHAR DeviceID1; /* 07 - Device ID */ UCHAR Reserved0[2]; /* 09 - Reserved */ UCHAR Revision; /* 0B - Revision of data structure */ /* ----Host Adapter Structure ---- */ UCHAR NumOfCh; /* 0C - Number of SCSI channel */ UCHAR BIOSConfig1; /* 0D - BIOS configuration 1 */ UCHAR BIOSConfig2; /* 0E - BIOS boot channel&target ID */ UCHAR BIOSConfig3; /* 0F - BIOS configuration 3 */ /* ----SCSI channel Structure ---- */ /* from "CTRL-I SCSI Host Adapter SetUp menu " */ UCHAR SCSI0Id; /* 10 - Channel 0 SCSI ID */ UCHAR SCSI0Config; /* 11 - Channel 0 SCSI configuration */ UCHAR SCSI0MaxTags; /* 12 - Channel 0 Maximum tags */ UCHAR SCSI0ResetTime; /* 13 - Channel 0 Reset recovering time */ UCHAR ReservedforChannel0[2]; /* 14 - Reserved */ /* ----SCSI target Structure ---- */ /* from "CTRL-I SCSI device SetUp menu " */ UCHAR Target00Config; /* 16 - Channel 0 Target 0 config */ UCHAR Target01Config; /* 17 - Channel 0 Target 1 config */ UCHAR Target02Config; /* 18 - Channel 0 Target 2 config */ UCHAR Target03Config; /* 19 - Channel 0 Target 3 config */ UCHAR Target04Config; /* 1A - Channel 0 Target 4 config */ UCHAR Target05Config; /* 1B - Channel 0 Target 5 config */ UCHAR Target06Config; /* 1C - Channel 0 Target 6 config */ UCHAR Target07Config; /* 1D - Channel 0 Target 7 config */ UCHAR Target08Config; /* 1E - Channel 0 Target 8 config */ UCHAR Target09Config; /* 1F - Channel 0 Target 9 config */ UCHAR Target0AConfig; /* 20 - Channel 0 Target A config */ UCHAR Target0BConfig; /* 21 - Channel 0 Target B config */ UCHAR Target0CConfig; /* 22 - Channel 0 Target C config */ UCHAR Target0DConfig; /* 23 - Channel 0 Target D config */ UCHAR Target0EConfig; /* 24 - Channel 0 Target E config */ UCHAR Target0FConfig; /* 25 - Channel 0 Target F config */ UCHAR SCSI1Id; /* 26 - Channel 1 SCSI ID */ UCHAR SCSI1Config; /* 27 - Channel 1 SCSI configuration */ UCHAR SCSI1MaxTags; /* 28 - Channel 1 Maximum tags */ UCHAR SCSI1ResetTime; /* 29 - Channel 1 Reset recovering time */ UCHAR ReservedforChannel1[2]; /* 2A - Reserved */ /* ----SCSI target Structure ---- */ /* from "CTRL-I SCSI device SetUp menu " */ UCHAR Target10Config; /* 2C - Channel 1 Target 0 config */ UCHAR Target11Config; /* 2D - Channel 1 Target 1 config */ UCHAR Target12Config; /* 2E - Channel 1 Target 2 config */ UCHAR Target13Config; /* 2F - Channel 1 Target 3 config */ UCHAR Target14Config; /* 30 - Channel 1 Target 4 config */ UCHAR Target15Config; /* 31 - Channel 1 Target 5 config */ UCHAR Target16Config; /* 32 - Channel 1 Target 6 config */ UCHAR Target17Config; /* 33 - Channel 1 Target 7 config */ UCHAR Target18Config; /* 34 - Channel 1 Target 8 config */ UCHAR Target19Config; /* 35 - Channel 1 Target 9 config */ UCHAR Target1AConfig; /* 36 - Channel 1 Target A config */ UCHAR Target1BConfig; /* 37 - Channel 1 Target B config */ UCHAR Target1CConfig; /* 38 - Channel 1 Target C config */ UCHAR Target1DConfig; /* 39 - Channel 1 Target D config */ UCHAR Target1EConfig; /* 3A - Channel 1 Target E config */ UCHAR Target1FConfig; /* 3B - Channel 1 Target F config */ UCHAR reserved[3]; /* 3C - Reserved */ /* ---------- CheckSum ---------- */ UCHAR CheckSum; /* 3F - Checksum of NVRam */ } NVRAM, *PNVRAM; /* Bios Configuration for nvram->BIOSConfig1 */ #define NBC_BIOSENABLE 0x01 /* BIOS enable */ #define NBC_CDROM 0x02 /* Support bootable CDROM */ #define NBC_REMOVABLE 0x04 /* Support removable drive */ /* Bios Configuration for nvram->BIOSConfig2 */ #define NBB_TARGET_MASK 0x0F /* Boot SCSI target ID number */ #define NBB_CHANL_MASK 0xF0 /* Boot SCSI channel number */ /* Bit definition for nvram->SCSIConfig */ #define NCC_BUSRESET 0x01 /* Reset SCSI bus at power up */ #define NCC_PARITYCHK 0x02 /* SCSI parity enable */ #define NCC_LVDS 0x10 /* Enable LVDS */ #define NCC_ACTTERM1 0x20 /* Enable active terminator 1 */ #define NCC_ACTTERM2 0x40 /* Enable active terminator 2 */ #define NCC_AUTOTERM 0x80 /* Enable auto termination */ /* Bit definition for nvram->TargetxConfig */ #define NTC_PERIOD 0x07 /* Maximum Sync. Speed */ #define NTC_1GIGA 0x08 /* 255 head / 63 sectors (64/32) */ #define NTC_NO_SYNC 0x10 /* NO SYNC. NEGO */ #define NTC_NO_WIDESYNC 0x20 /* NO WIDE SYNC. NEGO */ #define NTC_DISC_ENABLE 0x40 /* Enable SCSI disconnect */ #define NTC_SPINUP 0x80 /* Start disk drive */ /* Default NVRam values */ #define NBC_DEFAULT (NBC_ENABLE) #define NCC_DEFAULT (NCC_BUSRESET | NCC_AUTOTERM | NCC_PARITYCHK) #define NCC_MAX_TAGS 0x20 /* Maximum tags per target */ #define NCC_RESET_TIME 0x0A /* SCSI RESET recovering time */ #define NTC_DEFAULT (NTC_1GIGA | NTC_NO_WIDESYNC | NTC_DISC_ENABLE) #define ORC_RD(x,y) (UCHAR)(inb( (int)((ULONG)((ULONG)x+(UCHAR)y)) )) #define ORC_RDWORD(x,y) (short)(inl((int)((ULONG)((ULONG)x+(UCHAR)y)) )) #define ORC_RDLONG(x,y) (long)(inl((int)((ULONG)((ULONG)x+(UCHAR)y)) )) #define ORC_WR( adr,data) outb( (UCHAR)(data), (int)(adr)) #define ORC_WRSHORT(adr,data) outw( (UWORD)(data), (int)(adr)) #define ORC_WRLONG( adr,data) outl( (ULONG)(data), (int)(adr)) |