drivers/scsi/arcmsr/arcmsr.h

   1 /*
   2 *******************************************************************************
   3 **        O.S   : Linux
   4 **   FILE NAME  : arcmsr.h
   5 **        BY    : Nick Cheng
   6 **   Description: SCSI RAID Device Driver for
   7 **                ARECA RAID Host adapter
   8 *******************************************************************************
   9 ** Copyright (C) 2002 - 2005, Areca Technology Corporation All rights reserved.
  10 **
  11 **     Web site: www.areca.com.tw
  12 **       E-mail: support@areca.com.tw
  13 **
  14 ** This program is free software; you can redistribute it and/or modify
  15 ** it under the terms of the GNU General Public License version 2 as
  16 ** published by the Free Software Foundation.
  17 ** This program is distributed in the hope that it will be useful,
  18 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ** GNU General Public License for more details.
  21 *******************************************************************************
  22 ** Redistribution and use in source and binary forms, with or without
  23 ** modification, are permitted provided that the following conditions
  24 ** are met:
  25 ** 1. Redistributions of source code must retain the above copyright
  26 **    notice, this list of conditions and the following disclaimer.
  27 ** 2. Redistributions in binary form must reproduce the above copyright
  28 **    notice, this list of conditions and the following disclaimer in the
  29 **    documentation and/or other materials provided with the distribution.
  30 ** 3. The name of the author may not be used to endorse or promote products
  31 **    derived from this software without specific prior written permission.
  32 **
  33 ** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  34 ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  35 ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  36 ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  37 ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES(INCLUDING, BUT
  38 ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  39 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION)HOWEVER CAUSED AND ON ANY
  40 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  41 **(INCLUDING NEGLIGENCE OR OTHERWISE)ARISING IN ANY WAY OUT OF THE USE OF
  42 ** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  43 *******************************************************************************
  44 */
  45 #include <linux/interrupt.h>
  46 struct device_attribute;
  47 /*The limit of outstanding scsi command that firmware can handle*/
  48 #define ARCMSR_MAX_FREECCB_NUM          1024
  49 #define ARCMSR_MAX_OUTSTANDING_CMD      1024
  50 #define ARCMSR_DEFAULT_OUTSTANDING_CMD  128
  51 #define ARCMSR_MIN_OUTSTANDING_CMD      32
  52 #define ARCMSR_DRIVER_VERSION           "v1.50.00.05-20210429"
  53 #define ARCMSR_SCSI_INITIATOR_ID        255
  54 #define ARCMSR_MAX_XFER_SECTORS         512
  55 #define ARCMSR_MAX_XFER_SECTORS_B       4096
  56 #define ARCMSR_MAX_XFER_SECTORS_C       304
  57 #define ARCMSR_MAX_TARGETID             17
  58 #define ARCMSR_MAX_TARGETLUN            8
  59 #define ARCMSR_MAX_CMD_PERLUN           128
  60 #define ARCMSR_DEFAULT_CMD_PERLUN       32
  61 #define ARCMSR_MIN_CMD_PERLUN           1
  62 #define ARCMSR_MAX_QBUFFER              4096
  63 #define ARCMSR_DEFAULT_SG_ENTRIES       38
  64 #define ARCMSR_MAX_HBB_POSTQUEUE        264
  65 #define ARCMSR_MAX_ARC1214_POSTQUEUE    256
  66 #define ARCMSR_MAX_ARC1214_DONEQUEUE    257
  67 #define ARCMSR_MAX_HBE_DONEQUEUE        512
  68 #define ARCMSR_MAX_XFER_LEN             0x26000 /* 152K */
  69 #define ARCMSR_CDB_SG_PAGE_LENGTH       256
  70 #define ARCMST_NUM_MSIX_VECTORS         4
  71 #ifndef PCI_DEVICE_ID_ARECA_1880
  72 #define PCI_DEVICE_ID_ARECA_1880        0x1880
  73 #endif
  74 #ifndef PCI_DEVICE_ID_ARECA_1214
  75 #define PCI_DEVICE_ID_ARECA_1214        0x1214
  76 #endif
  77 #ifndef PCI_DEVICE_ID_ARECA_1203
  78 #define PCI_DEVICE_ID_ARECA_1203        0x1203
  79 #endif
  80 #ifndef PCI_DEVICE_ID_ARECA_1884
  81 #define PCI_DEVICE_ID_ARECA_1884        0x1884
  82 #endif
  83 #define PCI_DEVICE_ID_ARECA_1886        0x188A
  84 #define ARCMSR_HOURS                    (1000 * 60 * 60 * 4)
  85 #define ARCMSR_MINUTES                  (1000 * 60 * 60)
  86 #define ARCMSR_DEFAULT_TIMEOUT          90
  87 /*
  88 **********************************************************************************
  89 **
  90 **********************************************************************************
  91 */
  92 #define ARC_SUCCESS     0
  93 #define ARC_FAILURE     1
  94 /*
  95 *******************************************************************************
  96 **        split 64bits dma addressing
  97 *******************************************************************************
  98 */
  99 #define dma_addr_hi32(addr)     (uint32_t) ((addr>>16)>>16)
 100 #define dma_addr_lo32(addr)     (uint32_t) (addr & 0xffffffff)
 101 /*
 102 *******************************************************************************
 103 **        MESSAGE CONTROL CODE
 104 *******************************************************************************
 105 */
 106 struct CMD_MESSAGE
 107 {
 108       uint32_t HeaderLength;
 109       uint8_t  Signature[8];
 110       uint32_t Timeout;
 111       uint32_t ControlCode;
 112       uint32_t ReturnCode;
 113       uint32_t Length;
 114 };
 115 /*
 116 *******************************************************************************
 117 **        IOP Message Transfer Data for user space
 118 *******************************************************************************
 119 */
 120 #define ARCMSR_API_DATA_BUFLEN  1032
 121 struct CMD_MESSAGE_FIELD
 122 {
 123     struct CMD_MESSAGE                  cmdmessage;
 124     uint8_t                             messagedatabuffer[ARCMSR_API_DATA_BUFLEN];
 125 };
 126 /* IOP message transfer */
 127 #define ARCMSR_MESSAGE_FAIL                     0x0001
 128 /* DeviceType */
 129 #define ARECA_SATA_RAID                         0x90000000
 130 /* FunctionCode */
 131 #define FUNCTION_READ_RQBUFFER                  0x0801
 132 #define FUNCTION_WRITE_WQBUFFER                 0x0802
 133 #define FUNCTION_CLEAR_RQBUFFER                 0x0803
 134 #define FUNCTION_CLEAR_WQBUFFER                 0x0804
 135 #define FUNCTION_CLEAR_ALLQBUFFER               0x0805
 136 #define FUNCTION_RETURN_CODE_3F                 0x0806
 137 #define FUNCTION_SAY_HELLO                      0x0807
 138 #define FUNCTION_SAY_GOODBYE                    0x0808
 139 #define FUNCTION_FLUSH_ADAPTER_CACHE            0x0809
 140 #define FUNCTION_GET_FIRMWARE_STATUS            0x080A
 141 #define FUNCTION_HARDWARE_RESET                 0x080B
 142 /* ARECA IO CONTROL CODE*/
 143 #define ARCMSR_MESSAGE_READ_RQBUFFER       \
 144         ARECA_SATA_RAID | FUNCTION_READ_RQBUFFER
 145 #define ARCMSR_MESSAGE_WRITE_WQBUFFER      \
 146         ARECA_SATA_RAID | FUNCTION_WRITE_WQBUFFER
 147 #define ARCMSR_MESSAGE_CLEAR_RQBUFFER      \
 148         ARECA_SATA_RAID | FUNCTION_CLEAR_RQBUFFER
 149 #define ARCMSR_MESSAGE_CLEAR_WQBUFFER      \
 150         ARECA_SATA_RAID | FUNCTION_CLEAR_WQBUFFER
 151 #define ARCMSR_MESSAGE_CLEAR_ALLQBUFFER    \
 152         ARECA_SATA_RAID | FUNCTION_CLEAR_ALLQBUFFER
 153 #define ARCMSR_MESSAGE_RETURN_CODE_3F      \
 154         ARECA_SATA_RAID | FUNCTION_RETURN_CODE_3F
 155 #define ARCMSR_MESSAGE_SAY_HELLO           \
 156         ARECA_SATA_RAID | FUNCTION_SAY_HELLO
 157 #define ARCMSR_MESSAGE_SAY_GOODBYE         \
 158         ARECA_SATA_RAID | FUNCTION_SAY_GOODBYE
 159 #define ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE \
 160         ARECA_SATA_RAID | FUNCTION_FLUSH_ADAPTER_CACHE
 161 /* ARECA IOCTL ReturnCode */
 162 #define ARCMSR_MESSAGE_RETURNCODE_OK            0x00000001
 163 #define ARCMSR_MESSAGE_RETURNCODE_ERROR         0x00000006
 164 #define ARCMSR_MESSAGE_RETURNCODE_3F            0x0000003F
 165 #define ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON   0x00000088
 166 /*
 167 *************************************************************
 168 **   structure for holding DMA address data
 169 *************************************************************
 170 */
 171 #define IS_DMA64        (sizeof(dma_addr_t) == 8)
 172 #define IS_SG64_ADDR    0x01000000 /* bit24 */
 173 struct  SG32ENTRY
 174 {
 175         __le32          length;
 176         __le32          address;
 177 }__attribute__ ((packed));
 178 struct  SG64ENTRY
 179 {
 180         __le32          length;
 181         __le32          address;
 182         __le32          addresshigh;
 183 }__attribute__ ((packed));
 184 /*
 185 ********************************************************************
 186 **      Q Buffer of IOP Message Transfer
 187 ********************************************************************
 188 */
 189 struct QBUFFER
 190 {
 191         uint32_t      data_len;
 192         uint8_t       data[124];
 193 };
 194 /*
 195 *******************************************************************************
 196 **      FIRMWARE INFO for Intel IOP R 80331 processor (Type A)
 197 *******************************************************************************
 198 */
 199 struct FIRMWARE_INFO
 200 {
 201         uint32_t        signature;              /*0, 00-03*/
 202         uint32_t        request_len;            /*1, 04-07*/
 203         uint32_t        numbers_queue;          /*2, 08-11*/
 204         uint32_t        sdram_size;             /*3, 12-15*/
 205         uint32_t        ide_channels;           /*4, 16-19*/
 206         char            vendor[40];             /*5, 20-59*/
 207         char            model[8];               /*15, 60-67*/
 208         char            firmware_ver[16];       /*17, 68-83*/
 209         char            device_map[16];         /*21, 84-99*/
 210         uint32_t        cfgVersion;             /*25,100-103 Added for checking of new firmware capability*/
 211         uint8_t         cfgSerial[16];          /*26,104-119*/
 212         uint32_t        cfgPicStatus;           /*30,120-123*/
 213 };
 214 /* signature of set and get firmware config */
 215 #define ARCMSR_SIGNATURE_GET_CONFIG             0x87974060
 216 #define ARCMSR_SIGNATURE_SET_CONFIG             0x87974063
 217 /* message code of inbound message register */
 218 #define ARCMSR_INBOUND_MESG0_NOP                0x00000000
 219 #define ARCMSR_INBOUND_MESG0_GET_CONFIG         0x00000001
 220 #define ARCMSR_INBOUND_MESG0_SET_CONFIG         0x00000002
 221 #define ARCMSR_INBOUND_MESG0_ABORT_CMD          0x00000003
 222 #define ARCMSR_INBOUND_MESG0_STOP_BGRB          0x00000004
 223 #define ARCMSR_INBOUND_MESG0_FLUSH_CACHE        0x00000005
 224 #define ARCMSR_INBOUND_MESG0_START_BGRB         0x00000006
 225 #define ARCMSR_INBOUND_MESG0_CHK331PENDING      0x00000007
 226 #define ARCMSR_INBOUND_MESG0_SYNC_TIMER         0x00000008
 227 /* doorbell interrupt generator */
 228 #define ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK     0x00000001
 229 #define ARCMSR_INBOUND_DRIVER_DATA_READ_OK      0x00000002
 230 #define ARCMSR_OUTBOUND_IOP331_DATA_WRITE_OK    0x00000001
 231 #define ARCMSR_OUTBOUND_IOP331_DATA_READ_OK     0x00000002
 232 /* ccb areca cdb flag */
 233 #define ARCMSR_CCBPOST_FLAG_SGL_BSIZE           0x80000000
 234 #define ARCMSR_CCBPOST_FLAG_IAM_BIOS            0x40000000
 235 #define ARCMSR_CCBREPLY_FLAG_IAM_BIOS           0x40000000
 236 #define ARCMSR_CCBREPLY_FLAG_ERROR_MODE0        0x10000000
 237 #define ARCMSR_CCBREPLY_FLAG_ERROR_MODE1        0x00000001
 238 /* outbound firmware ok */
 239 #define ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK       0x80000000
 240 /* ARC-1680 Bus Reset*/
 241 #define ARCMSR_ARC1680_BUS_RESET                0x00000003
 242 /* ARC-1880 Bus Reset*/
 243 #define ARCMSR_ARC1880_RESET_ADAPTER            0x00000024
 244 #define ARCMSR_ARC1880_DiagWrite_ENABLE         0x00000080
 245
 246 /*
 247 ************************************************************************
 248 **                SPEC. for Areca Type B adapter
 249 ************************************************************************
 250 */
 251 /* ARECA HBB COMMAND for its FIRMWARE */
 252 /* window of "instruction flags" from driver to iop */
 253 #define ARCMSR_DRV2IOP_DOORBELL                       0x00020400
 254 #define ARCMSR_DRV2IOP_DOORBELL_MASK                  0x00020404
 255 /* window of "instruction flags" from iop to driver */
 256 #define ARCMSR_IOP2DRV_DOORBELL                       0x00020408
 257 #define ARCMSR_IOP2DRV_DOORBELL_MASK                  0x0002040C
 258 /* window of "instruction flags" from iop to driver */
 259 #define ARCMSR_IOP2DRV_DOORBELL_1203                  0x00021870
 260 #define ARCMSR_IOP2DRV_DOORBELL_MASK_1203             0x00021874
 261 /* window of "instruction flags" from driver to iop */
 262 #define ARCMSR_DRV2IOP_DOORBELL_1203                  0x00021878
 263 #define ARCMSR_DRV2IOP_DOORBELL_MASK_1203             0x0002187C
 264 /* ARECA FLAG LANGUAGE */
 265 /* ioctl transfer */
 266 #define ARCMSR_IOP2DRV_DATA_WRITE_OK                  0x00000001
 267 /* ioctl transfer */
 268 #define ARCMSR_IOP2DRV_DATA_READ_OK                   0x00000002
 269 #define ARCMSR_IOP2DRV_CDB_DONE                       0x00000004
 270 #define ARCMSR_IOP2DRV_MESSAGE_CMD_DONE               0x00000008
 271
 272 #define ARCMSR_DOORBELL_HANDLE_INT                    0x0000000F
 273 #define ARCMSR_DOORBELL_INT_CLEAR_PATTERN             0xFF00FFF0
 274 #define ARCMSR_MESSAGE_INT_CLEAR_PATTERN              0xFF00FFF7
 275 /* (ARCMSR_INBOUND_MESG0_GET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
 276 #define ARCMSR_MESSAGE_GET_CONFIG                     0x00010008
 277 /* (ARCMSR_INBOUND_MESG0_SET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
 278 #define ARCMSR_MESSAGE_SET_CONFIG                     0x00020008
 279 /* (ARCMSR_INBOUND_MESG0_ABORT_CMD<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
 280 #define ARCMSR_MESSAGE_ABORT_CMD                      0x00030008
 281 /* (ARCMSR_INBOUND_MESG0_STOP_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
 282 #define ARCMSR_MESSAGE_STOP_BGRB                      0x00040008
 283 /* (ARCMSR_INBOUND_MESG0_FLUSH_CACHE<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
 284 #define ARCMSR_MESSAGE_FLUSH_CACHE                    0x00050008
 285 /* (ARCMSR_INBOUND_MESG0_START_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
 286 #define ARCMSR_MESSAGE_START_BGRB                     0x00060008
 287 #define ARCMSR_MESSAGE_SYNC_TIMER                     0x00080008
 288 #define ARCMSR_MESSAGE_START_DRIVER_MODE              0x000E0008
 289 #define ARCMSR_MESSAGE_SET_POST_WINDOW                0x000F0008
 290 #define ARCMSR_MESSAGE_ACTIVE_EOI_MODE                0x00100008
 291 /* ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK */
 292 #define ARCMSR_MESSAGE_FIRMWARE_OK                    0x80000000
 293 /* ioctl transfer */
 294 #define ARCMSR_DRV2IOP_DATA_WRITE_OK                  0x00000001
 295 /* ioctl transfer */
 296 #define ARCMSR_DRV2IOP_DATA_READ_OK                   0x00000002
 297 #define ARCMSR_DRV2IOP_CDB_POSTED                     0x00000004
 298 #define ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED             0x00000008
 299 #define ARCMSR_DRV2IOP_END_OF_INTERRUPT               0x00000010
 300
 301 /* data tunnel buffer between user space program and its firmware */
 302 /* user space data to iop 128bytes */
 303 #define ARCMSR_MESSAGE_WBUFFER                        0x0000fe00
 304 /* iop data to user space 128bytes */
 305 #define ARCMSR_MESSAGE_RBUFFER                        0x0000ff00
 306 /* iop message_rwbuffer for message command */
 307 #define ARCMSR_MESSAGE_RWBUFFER                       0x0000fa00
 308
 309 #define MEM_BASE0(x)    (u32 __iomem *)((unsigned long)acb->mem_base0 + x)
 310 #define MEM_BASE1(x)    (u32 __iomem *)((unsigned long)acb->mem_base1 + x)
 311 /*
 312 ************************************************************************
 313 **                SPEC. for Areca HBC adapter
 314 ************************************************************************
 315 */
 316 #define ARCMSR_HBC_ISR_THROTTLING_LEVEL         12
 317 #define ARCMSR_HBC_ISR_MAX_DONE_QUEUE           20
 318 /* Host Interrupt Mask */
 319 #define ARCMSR_HBCMU_UTILITY_A_ISR_MASK         0x00000001 /* When clear, the Utility_A interrupt routes to the host.*/
 320 #define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK 0x00000004 /* When clear, the General Outbound Doorbell interrupt routes to the host.*/
 321 #define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK        0x00000008 /* When clear, the Outbound Post List FIFO Not Empty interrupt routes to the host.*/
 322 #define ARCMSR_HBCMU_ALL_INTMASKENABLE          0x0000000D /* disable all ISR */
 323 /* Host Interrupt Status */
 324 #define ARCMSR_HBCMU_UTILITY_A_ISR              0x00000001
 325         /*
 326         ** Set when the Utility_A Interrupt bit is set in the Outbound Doorbell Register.
 327         ** It clears by writing a 1 to the Utility_A bit in the Outbound Doorbell Clear Register or through automatic clearing (if enabled).
 328         */
 329 #define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR      0x00000004
 330         /*
 331         ** Set if Outbound Doorbell register bits 30:1 have a non-zero
 332         ** value. This bit clears only when Outbound Doorbell bits
 333         ** 30:1 are ALL clear. Only a write to the Outbound Doorbell
 334         ** Clear register clears bits in the Outbound Doorbell register.
 335         */
 336 #define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR     0x00000008
 337         /*
 338         ** Set whenever the Outbound Post List Producer/Consumer
 339         ** Register (FIFO) is not empty. It clears when the Outbound
 340         ** Post List FIFO is empty.
 341         */
 342 #define ARCMSR_HBCMU_SAS_ALL_INT                0x00000010
 343         /*
 344         ** This bit indicates a SAS interrupt from a source external to
 345         ** the PCIe core. This bit is not maskable.
 346         */
 347         /* DoorBell*/
 348 #define ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK                      0x00000002
 349 #define ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK                       0x00000004
 350         /*inbound message 0 ready*/
 351 #define ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE                   0x00000008
 352         /*more than 12 request completed in a time*/
 353 #define ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING               0x00000010
 354 #define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK                      0x00000002
 355         /*outbound DATA WRITE isr door bell clear*/
 356 #define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_DOORBELL_CLEAR          0x00000002
 357 #define ARCMSR_HBCMU_IOP2DRV_DATA_READ_OK                       0x00000004
 358         /*outbound DATA READ isr door bell clear*/
 359 #define ARCMSR_HBCMU_IOP2DRV_DATA_READ_DOORBELL_CLEAR           0x00000004
 360         /*outbound message 0 ready*/
 361 #define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE                   0x00000008
 362         /*outbound message cmd isr door bell clear*/
 363 #define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR    0x00000008
 364         /*ARCMSR_HBAMU_MESSAGE_FIRMWARE_OK*/
 365 #define ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK                        0x80000000
 366 /*
 367 *******************************************************************************
 368 **                SPEC. for Areca Type D adapter
 369 *******************************************************************************
 370 */
 371 #define ARCMSR_ARC1214_CHIP_ID                          0x00004
 372 #define ARCMSR_ARC1214_CPU_MEMORY_CONFIGURATION         0x00008
 373 #define ARCMSR_ARC1214_I2_HOST_INTERRUPT_MASK           0x00034
 374 #define ARCMSR_ARC1214_SAMPLE_RESET                     0x00100
 375 #define ARCMSR_ARC1214_RESET_REQUEST                    0x00108
 376 #define ARCMSR_ARC1214_MAIN_INTERRUPT_STATUS            0x00200
 377 #define ARCMSR_ARC1214_PCIE_F0_INTERRUPT_ENABLE         0x0020C
 378 #define ARCMSR_ARC1214_INBOUND_MESSAGE0                 0x00400
 379 #define ARCMSR_ARC1214_INBOUND_MESSAGE1                 0x00404
 380 #define ARCMSR_ARC1214_OUTBOUND_MESSAGE0                0x00420
 381 #define ARCMSR_ARC1214_OUTBOUND_MESSAGE1                0x00424
 382 #define ARCMSR_ARC1214_INBOUND_DOORBELL                 0x00460
 383 #define ARCMSR_ARC1214_OUTBOUND_DOORBELL                0x00480
 384 #define ARCMSR_ARC1214_OUTBOUND_DOORBELL_ENABLE         0x00484
 385 #define ARCMSR_ARC1214_INBOUND_LIST_BASE_LOW            0x01000
 386 #define ARCMSR_ARC1214_INBOUND_LIST_BASE_HIGH           0x01004
 387 #define ARCMSR_ARC1214_INBOUND_LIST_WRITE_POINTER       0x01018
 388 #define ARCMSR_ARC1214_OUTBOUND_LIST_BASE_LOW           0x01060
 389 #define ARCMSR_ARC1214_OUTBOUND_LIST_BASE_HIGH          0x01064
 390 #define ARCMSR_ARC1214_OUTBOUND_LIST_COPY_POINTER       0x0106C
 391 #define ARCMSR_ARC1214_OUTBOUND_LIST_READ_POINTER       0x01070
 392 #define ARCMSR_ARC1214_OUTBOUND_INTERRUPT_CAUSE         0x01088
 393 #define ARCMSR_ARC1214_OUTBOUND_INTERRUPT_ENABLE        0x0108C
 394 #define ARCMSR_ARC1214_MESSAGE_WBUFFER                  0x02000
 395 #define ARCMSR_ARC1214_MESSAGE_RBUFFER                  0x02100
 396 #define ARCMSR_ARC1214_MESSAGE_RWBUFFER                 0x02200
 397 /* Host Interrupt Mask */
 398 #define ARCMSR_ARC1214_ALL_INT_ENABLE                   0x00001010
 399 #define ARCMSR_ARC1214_ALL_INT_DISABLE                  0x00000000
 400 /* Host Interrupt Status */
 401 #define ARCMSR_ARC1214_OUTBOUND_DOORBELL_ISR            0x00001000
 402 #define ARCMSR_ARC1214_OUTBOUND_POSTQUEUE_ISR           0x00000010
 403 /* DoorBell*/
 404 #define ARCMSR_ARC1214_DRV2IOP_DATA_IN_READY            0x00000001
 405 #define ARCMSR_ARC1214_DRV2IOP_DATA_OUT_READ            0x00000002
 406 /*inbound message 0 ready*/
 407 #define ARCMSR_ARC1214_IOP2DRV_DATA_WRITE_OK            0x00000001
 408 /*outbound DATA WRITE isr door bell clear*/
 409 #define ARCMSR_ARC1214_IOP2DRV_DATA_READ_OK             0x00000002
 410 /*outbound message 0 ready*/
 411 #define ARCMSR_ARC1214_IOP2DRV_MESSAGE_CMD_DONE         0x02000000
 412 /*outbound message cmd isr door bell clear*/
 413 /*ARCMSR_HBAMU_MESSAGE_FIRMWARE_OK*/
 414 #define ARCMSR_ARC1214_MESSAGE_FIRMWARE_OK              0x80000000
 415 #define ARCMSR_ARC1214_OUTBOUND_LIST_INTERRUPT_CLEAR    0x00000001
 416 /*
 417 *******************************************************************************
 418 **                SPEC. for Areca Type E adapter
 419 *******************************************************************************
 420 */
 421 #define ARCMSR_SIGNATURE_1884                   0x188417D3
 422
 423 #define ARCMSR_HBEMU_DRV2IOP_DATA_WRITE_OK      0x00000002
 424 #define ARCMSR_HBEMU_DRV2IOP_DATA_READ_OK       0x00000004
 425 #define ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE   0x00000008
 426
 427 #define ARCMSR_HBEMU_IOP2DRV_DATA_WRITE_OK      0x00000002
 428 #define ARCMSR_HBEMU_IOP2DRV_DATA_READ_OK       0x00000004
 429 #define ARCMSR_HBEMU_IOP2DRV_MESSAGE_CMD_DONE   0x00000008
 430
 431 #define ARCMSR_HBEMU_MESSAGE_FIRMWARE_OK        0x80000000
 432
 433 #define ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR      0x00000001
 434 #define ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR     0x00000008
 435 #define ARCMSR_HBEMU_ALL_INTMASKENABLE          0x00000009
 436
 437 /* ARC-1884 doorbell sync */
 438 #define ARCMSR_HBEMU_DOORBELL_SYNC              0x100
 439 #define ARCMSR_ARC188X_RESET_ADAPTER            0x00000004
 440 #define ARCMSR_ARC1884_DiagWrite_ENABLE         0x00000080
 441
 442 /*
 443 *******************************************************************************
 444 **                SPEC. for Areca Type F adapter
 445 *******************************************************************************
 446 */
 447 #define ARCMSR_SIGNATURE_1886                   0x188617D3
 448 // Doorbell and interrupt definition are same as Type E adapter
 449 /* ARC-1886 doorbell sync */
 450 #define ARCMSR_HBFMU_DOORBELL_SYNC              0x100
 451 //set host rw buffer physical address at inbound message 0, 1 (low,high)
 452 #define ARCMSR_HBFMU_DOORBELL_SYNC1             0x300
 453 #define ARCMSR_HBFMU_MESSAGE_FIRMWARE_OK        0x80000000
 454 #define ARCMSR_HBFMU_MESSAGE_NO_VOLUME_CHANGE   0x20000000
 455
 456 /*
 457 *******************************************************************************
 458 **    ARECA SCSI COMMAND DESCRIPTOR BLOCK size 0x1F8 (504)
 459 *******************************************************************************
 460 */
 461 struct ARCMSR_CDB
 462 {
 463         uint8_t         Bus;
 464         uint8_t         TargetID;
 465         uint8_t         LUN;
 466         uint8_t         Function;
 467         uint8_t         CdbLength;
 468         uint8_t         sgcount;
 469         uint8_t         Flags;
 470 #define ARCMSR_CDB_FLAG_SGL_BSIZE          0x01
 471 #define ARCMSR_CDB_FLAG_BIOS               0x02
 472 #define ARCMSR_CDB_FLAG_WRITE              0x04
 473 #define ARCMSR_CDB_FLAG_SIMPLEQ            0x00
 474 #define ARCMSR_CDB_FLAG_HEADQ              0x08
 475 #define ARCMSR_CDB_FLAG_ORDEREDQ           0x10
 476
 477         uint8_t         msgPages;
 478         uint32_t        msgContext;
 479         uint32_t        DataLength;
 480         uint8_t         Cdb[16];
 481         uint8_t         DeviceStatus;
 482 #define ARCMSR_DEV_CHECK_CONDITION          0x02
 483 #define ARCMSR_DEV_SELECT_TIMEOUT           0xF0
 484 #define ARCMSR_DEV_ABORTED                  0xF1
 485 #define ARCMSR_DEV_INIT_FAIL                0xF2
 486
 487         uint8_t         SenseData[15];
 488         union
 489         {
 490                 struct SG32ENTRY        sg32entry[1];
 491                 struct SG64ENTRY        sg64entry[1];
 492         } u;
 493 };
 494 /*
 495 *******************************************************************************
 496 **     Messaging Unit (MU) of the Intel R 80331 I/O processor(Type A) and Type B processor
 497 *******************************************************************************
 498 */
 499 struct MessageUnit_A
 500 {
 501         uint32_t        resrved0[4];                    /*0000 000F*/
 502         uint32_t        inbound_msgaddr0;               /*0010 0013*/
 503         uint32_t        inbound_msgaddr1;               /*0014 0017*/
 504         uint32_t        outbound_msgaddr0;              /*0018 001B*/
 505         uint32_t        outbound_msgaddr1;              /*001C 001F*/
 506         uint32_t        inbound_doorbell;               /*0020 0023*/
 507         uint32_t        inbound_intstatus;              /*0024 0027*/
 508         uint32_t        inbound_intmask;                /*0028 002B*/
 509         uint32_t        outbound_doorbell;              /*002C 002F*/
 510         uint32_t        outbound_intstatus;             /*0030 0033*/
 511         uint32_t        outbound_intmask;               /*0034 0037*/
 512         uint32_t        reserved1[2];                   /*0038 003F*/
 513         uint32_t        inbound_queueport;              /*0040 0043*/
 514         uint32_t        outbound_queueport;             /*0044 0047*/
 515         uint32_t        reserved2[2];                   /*0048 004F*/
 516         uint32_t        reserved3[492];                 /*0050 07FF 492*/
 517         uint32_t        reserved4[128];                 /*0800 09FF 128*/
 518         uint32_t        message_rwbuffer[256];          /*0a00 0DFF 256*/
 519         uint32_t        message_wbuffer[32];            /*0E00 0E7F  32*/
 520         uint32_t        reserved5[32];                  /*0E80 0EFF  32*/
 521         uint32_t        message_rbuffer[32];            /*0F00 0F7F  32*/
 522         uint32_t        reserved6[32];                  /*0F80 0FFF  32*/
 523 };
 524
 525 struct MessageUnit_B
 526 {
 527         uint32_t        post_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
 528         uint32_t        done_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
 529         uint32_t        postq_index;
 530         uint32_t        doneq_index;
 531         uint32_t        __iomem *drv2iop_doorbell;
 532         uint32_t        __iomem *drv2iop_doorbell_mask;
 533         uint32_t        __iomem *iop2drv_doorbell;
 534         uint32_t        __iomem *iop2drv_doorbell_mask;
 535         uint32_t        __iomem *message_rwbuffer;
 536         uint32_t        __iomem *message_wbuffer;
 537         uint32_t        __iomem *message_rbuffer;
 538 };
 539 /*
 540 *********************************************************************
 541 ** LSI
 542 *********************************************************************
 543 */
 544 struct MessageUnit_C{
 545         uint32_t        message_unit_status;                    /*0000 0003*/
 546         uint32_t        slave_error_attribute;                  /*0004 0007*/
 547         uint32_t        slave_error_address;                    /*0008 000B*/
 548         uint32_t        posted_outbound_doorbell;               /*000C 000F*/
 549         uint32_t        master_error_attribute;                 /*0010 0013*/
 550         uint32_t        master_error_address_low;               /*0014 0017*/
 551         uint32_t        master_error_address_high;              /*0018 001B*/
 552         uint32_t        hcb_size;                               /*001C 001F*/
 553         uint32_t        inbound_doorbell;                       /*0020 0023*/
 554         uint32_t        diagnostic_rw_data;                     /*0024 0027*/
 555         uint32_t        diagnostic_rw_address_low;              /*0028 002B*/
 556         uint32_t        diagnostic_rw_address_high;             /*002C 002F*/
 557         uint32_t        host_int_status;                        /*0030 0033*/
 558         uint32_t        host_int_mask;                          /*0034 0037*/
 559         uint32_t        dcr_data;                               /*0038 003B*/
 560         uint32_t        dcr_address;                            /*003C 003F*/
 561         uint32_t        inbound_queueport;                      /*0040 0043*/
 562         uint32_t        outbound_queueport;                     /*0044 0047*/
 563         uint32_t        hcb_pci_address_low;                    /*0048 004B*/
 564         uint32_t        hcb_pci_address_high;                   /*004C 004F*/
 565         uint32_t        iop_int_status;                         /*0050 0053*/
 566         uint32_t        iop_int_mask;                           /*0054 0057*/
 567         uint32_t        iop_inbound_queue_port;                 /*0058 005B*/
 568         uint32_t        iop_outbound_queue_port;                /*005C 005F*/
 569         uint32_t        inbound_free_list_index;                /*0060 0063*/
 570         uint32_t        inbound_post_list_index;                /*0064 0067*/
 571         uint32_t        outbound_free_list_index;               /*0068 006B*/
 572         uint32_t        outbound_post_list_index;               /*006C 006F*/
 573         uint32_t        inbound_doorbell_clear;                 /*0070 0073*/
 574         uint32_t        i2o_message_unit_control;               /*0074 0077*/
 575         uint32_t        last_used_message_source_address_low;   /*0078 007B*/
 576         uint32_t        last_used_message_source_address_high;  /*007C 007F*/
 577         uint32_t        pull_mode_data_byte_count[4];           /*0080 008F*/
 578         uint32_t        message_dest_address_index;             /*0090 0093*/
 579         uint32_t        done_queue_not_empty_int_counter_timer; /*0094 0097*/
 580         uint32_t        utility_A_int_counter_timer;            /*0098 009B*/
 581         uint32_t        outbound_doorbell;                      /*009C 009F*/
 582         uint32_t        outbound_doorbell_clear;                /*00A0 00A3*/
 583         uint32_t        message_source_address_index;           /*00A4 00A7*/
 584         uint32_t        message_done_queue_index;               /*00A8 00AB*/
 585         uint32_t        reserved0;                              /*00AC 00AF*/
 586         uint32_t        inbound_msgaddr0;                       /*00B0 00B3*/
 587         uint32_t        inbound_msgaddr1;                       /*00B4 00B7*/
 588         uint32_t        outbound_msgaddr0;                      /*00B8 00BB*/
 589         uint32_t        outbound_msgaddr1;                      /*00BC 00BF*/
 590         uint32_t        inbound_queueport_low;                  /*00C0 00C3*/
 591         uint32_t        inbound_queueport_high;                 /*00C4 00C7*/
 592         uint32_t        outbound_queueport_low;                 /*00C8 00CB*/
 593         uint32_t        outbound_queueport_high;                /*00CC 00CF*/
 594         uint32_t        iop_inbound_queue_port_low;             /*00D0 00D3*/
 595         uint32_t        iop_inbound_queue_port_high;            /*00D4 00D7*/
 596         uint32_t        iop_outbound_queue_port_low;            /*00D8 00DB*/
 597         uint32_t        iop_outbound_queue_port_high;           /*00DC 00DF*/
 598         uint32_t        message_dest_queue_port_low;            /*00E0 00E3*/
 599         uint32_t        message_dest_queue_port_high;           /*00E4 00E7*/
 600         uint32_t        last_used_message_dest_address_low;     /*00E8 00EB*/
 601         uint32_t        last_used_message_dest_address_high;    /*00EC 00EF*/
 602         uint32_t        message_done_queue_base_address_low;    /*00F0 00F3*/
 603         uint32_t        message_done_queue_base_address_high;   /*00F4 00F7*/
 604         uint32_t        host_diagnostic;                        /*00F8 00FB*/
 605         uint32_t        write_sequence;                         /*00FC 00FF*/
 606         uint32_t        reserved1[34];                          /*0100 0187*/
 607         uint32_t        reserved2[1950];                        /*0188 1FFF*/
 608         uint32_t        message_wbuffer[32];                    /*2000 207F*/
 609         uint32_t        reserved3[32];                          /*2080 20FF*/
 610         uint32_t        message_rbuffer[32];                    /*2100 217F*/
 611         uint32_t        reserved4[32];                          /*2180 21FF*/
 612         uint32_t        msgcode_rwbuffer[256];                  /*2200 23FF*/
 613 };
 614 /*
 615 *********************************************************************
 616 **     Messaging Unit (MU) of Type D processor
 617 *********************************************************************
 618 */
 619 struct InBound_SRB {
 620         uint32_t addressLow; /* pointer to SRB block */
 621         uint32_t addressHigh;
 622         uint32_t length; /* in DWORDs */
 623         uint32_t reserved0;
 624 };
 625
 626 struct OutBound_SRB {
 627         uint32_t addressLow; /* pointer to SRB block */
 628         uint32_t addressHigh;
 629 };
 630
 631 struct MessageUnit_D {
 632         struct InBound_SRB      post_qbuffer[ARCMSR_MAX_ARC1214_POSTQUEUE];
 633         volatile struct OutBound_SRB
 634                                 done_qbuffer[ARCMSR_MAX_ARC1214_DONEQUEUE];
 635         u16 postq_index;
 636         volatile u16 doneq_index;
 637         u32 __iomem *chip_id;                   /* 0x00004 */
 638         u32 __iomem *cpu_mem_config;            /* 0x00008 */
 639         u32 __iomem *i2o_host_interrupt_mask;   /* 0x00034 */
 640         u32 __iomem *sample_at_reset;           /* 0x00100 */
 641         u32 __iomem *reset_request;             /* 0x00108 */
 642         u32 __iomem *host_int_status;           /* 0x00200 */
 643         u32 __iomem *pcief0_int_enable;         /* 0x0020C */
 644         u32 __iomem *inbound_msgaddr0;          /* 0x00400 */
 645         u32 __iomem *inbound_msgaddr1;          /* 0x00404 */
 646         u32 __iomem *outbound_msgaddr0;         /* 0x00420 */
 647         u32 __iomem *outbound_msgaddr1;         /* 0x00424 */
 648         u32 __iomem *inbound_doorbell;          /* 0x00460 */
 649         u32 __iomem *outbound_doorbell;         /* 0x00480 */
 650         u32 __iomem *outbound_doorbell_enable;  /* 0x00484 */
 651         u32 __iomem *inboundlist_base_low;      /* 0x01000 */
 652         u32 __iomem *inboundlist_base_high;     /* 0x01004 */
 653         u32 __iomem *inboundlist_write_pointer; /* 0x01018 */
 654         u32 __iomem *outboundlist_base_low;     /* 0x01060 */
 655         u32 __iomem *outboundlist_base_high;    /* 0x01064 */
 656         u32 __iomem *outboundlist_copy_pointer; /* 0x0106C */
 657         u32 __iomem *outboundlist_read_pointer; /* 0x01070 0x01072 */
 658         u32 __iomem *outboundlist_interrupt_cause;      /* 0x1088 */
 659         u32 __iomem *outboundlist_interrupt_enable;     /* 0x108C */
 660         u32 __iomem *message_wbuffer;           /* 0x2000 */
 661         u32 __iomem *message_rbuffer;           /* 0x2100 */
 662         u32 __iomem *msgcode_rwbuffer;          /* 0x2200 */
 663 };
 664 /*
 665 *********************************************************************
 666 **     Messaging Unit (MU) of Type E processor(LSI)
 667 *********************************************************************
 668 */
 669 struct MessageUnit_E{
 670         uint32_t        iobound_doorbell;                       /*0000 0003*/
 671         uint32_t        write_sequence_3xxx;                    /*0004 0007*/
 672         uint32_t        host_diagnostic_3xxx;                   /*0008 000B*/
 673         uint32_t        posted_outbound_doorbell;               /*000C 000F*/
 674         uint32_t        master_error_attribute;                 /*0010 0013*/
 675         uint32_t        master_error_address_low;               /*0014 0017*/
 676         uint32_t        master_error_address_high;              /*0018 001B*/
 677         uint32_t        hcb_size;                               /*001C 001F*/
 678         uint32_t        inbound_doorbell;                       /*0020 0023*/
 679         uint32_t        diagnostic_rw_data;                     /*0024 0027*/
 680         uint32_t        diagnostic_rw_address_low;              /*0028 002B*/
 681         uint32_t        diagnostic_rw_address_high;             /*002C 002F*/
 682         uint32_t        host_int_status;                        /*0030 0033*/
 683         uint32_t        host_int_mask;                          /*0034 0037*/
 684         uint32_t        dcr_data;                               /*0038 003B*/
 685         uint32_t        dcr_address;                            /*003C 003F*/
 686         uint32_t        inbound_queueport;                      /*0040 0043*/
 687         uint32_t        outbound_queueport;                     /*0044 0047*/
 688         uint32_t        hcb_pci_address_low;                    /*0048 004B*/
 689         uint32_t        hcb_pci_address_high;                   /*004C 004F*/
 690         uint32_t        iop_int_status;                         /*0050 0053*/
 691         uint32_t        iop_int_mask;                           /*0054 0057*/
 692         uint32_t        iop_inbound_queue_port;                 /*0058 005B*/
 693         uint32_t        iop_outbound_queue_port;                /*005C 005F*/
 694         uint32_t        inbound_free_list_index;                /*0060 0063*/
 695         uint32_t        inbound_post_list_index;                /*0064 0067*/
 696         uint32_t        reply_post_producer_index;              /*0068 006B*/
 697         uint32_t        reply_post_consumer_index;              /*006C 006F*/
 698         uint32_t        inbound_doorbell_clear;                 /*0070 0073*/
 699         uint32_t        i2o_message_unit_control;               /*0074 0077*/
 700         uint32_t        last_used_message_source_address_low;   /*0078 007B*/
 701         uint32_t        last_used_message_source_address_high;  /*007C 007F*/
 702         uint32_t        pull_mode_data_byte_count[4];           /*0080 008F*/
 703         uint32_t        message_dest_address_index;             /*0090 0093*/
 704         uint32_t        done_queue_not_empty_int_counter_timer; /*0094 0097*/
 705         uint32_t        utility_A_int_counter_timer;            /*0098 009B*/
 706         uint32_t        outbound_doorbell;                      /*009C 009F*/
 707         uint32_t        outbound_doorbell_clear;                /*00A0 00A3*/
 708         uint32_t        message_source_address_index;           /*00A4 00A7*/
 709         uint32_t        message_done_queue_index;               /*00A8 00AB*/
 710         uint32_t        reserved0;                              /*00AC 00AF*/
 711         uint32_t        inbound_msgaddr0;                       /*00B0 00B3*/
 712         uint32_t        inbound_msgaddr1;                       /*00B4 00B7*/
 713         uint32_t        outbound_msgaddr0;                      /*00B8 00BB*/
 714         uint32_t        outbound_msgaddr1;                      /*00BC 00BF*/
 715         uint32_t        inbound_queueport_low;                  /*00C0 00C3*/
 716         uint32_t        inbound_queueport_high;                 /*00C4 00C7*/
 717         uint32_t        outbound_queueport_low;                 /*00C8 00CB*/
 718         uint32_t        outbound_queueport_high;                /*00CC 00CF*/
 719         uint32_t        iop_inbound_queue_port_low;             /*00D0 00D3*/
 720         uint32_t        iop_inbound_queue_port_high;            /*00D4 00D7*/
 721         uint32_t        iop_outbound_queue_port_low;            /*00D8 00DB*/
 722         uint32_t        iop_outbound_queue_port_high;           /*00DC 00DF*/
 723         uint32_t        message_dest_queue_port_low;            /*00E0 00E3*/
 724         uint32_t        message_dest_queue_port_high;           /*00E4 00E7*/
 725         uint32_t        last_used_message_dest_address_low;     /*00E8 00EB*/
 726         uint32_t        last_used_message_dest_address_high;    /*00EC 00EF*/
 727         uint32_t        message_done_queue_base_address_low;    /*00F0 00F3*/
 728         uint32_t        message_done_queue_base_address_high;   /*00F4 00F7*/
 729         uint32_t        host_diagnostic;                        /*00F8 00FB*/
 730         uint32_t        write_sequence;                         /*00FC 00FF*/
 731         uint32_t        reserved1[34];                          /*0100 0187*/
 732         uint32_t        reserved2[1950];                        /*0188 1FFF*/
 733         uint32_t        message_wbuffer[32];                    /*2000 207F*/
 734         uint32_t        reserved3[32];                          /*2080 20FF*/
 735         uint32_t        message_rbuffer[32];                    /*2100 217F*/
 736         uint32_t        reserved4[32];                          /*2180 21FF*/
 737         uint32_t        msgcode_rwbuffer[256];                  /*2200 23FF*/
 738 };
 739
 740 /*
 741 *********************************************************************
 742 **     Messaging Unit (MU) of Type F processor(LSI)
 743 *********************************************************************
 744 */
 745 struct MessageUnit_F {
 746         uint32_t        iobound_doorbell;                       /*0000 0003*/
 747         uint32_t        write_sequence_3xxx;                    /*0004 0007*/
 748         uint32_t        host_diagnostic_3xxx;                   /*0008 000B*/
 749         uint32_t        posted_outbound_doorbell;               /*000C 000F*/
 750         uint32_t        master_error_attribute;                 /*0010 0013*/
 751         uint32_t        master_error_address_low;               /*0014 0017*/
 752         uint32_t        master_error_address_high;              /*0018 001B*/
 753         uint32_t        hcb_size;                               /*001C 001F*/
 754         uint32_t        inbound_doorbell;                       /*0020 0023*/
 755         uint32_t        diagnostic_rw_data;                     /*0024 0027*/
 756         uint32_t        diagnostic_rw_address_low;              /*0028 002B*/
 757         uint32_t        diagnostic_rw_address_high;             /*002C 002F*/
 758         uint32_t        host_int_status;                        /*0030 0033*/
 759         uint32_t        host_int_mask;                          /*0034 0037*/
 760         uint32_t        dcr_data;                               /*0038 003B*/
 761         uint32_t        dcr_address;                            /*003C 003F*/
 762         uint32_t        inbound_queueport;                      /*0040 0043*/
 763         uint32_t        outbound_queueport;                     /*0044 0047*/
 764         uint32_t        hcb_pci_address_low;                    /*0048 004B*/
 765         uint32_t        hcb_pci_address_high;                   /*004C 004F*/
 766         uint32_t        iop_int_status;                         /*0050 0053*/
 767         uint32_t        iop_int_mask;                           /*0054 0057*/
 768         uint32_t        iop_inbound_queue_port;                 /*0058 005B*/
 769         uint32_t        iop_outbound_queue_port;                /*005C 005F*/
 770         uint32_t        inbound_free_list_index;                /*0060 0063*/
 771         uint32_t        inbound_post_list_index;                /*0064 0067*/
 772         uint32_t        reply_post_producer_index;              /*0068 006B*/
 773         uint32_t        reply_post_consumer_index;              /*006C 006F*/
 774         uint32_t        inbound_doorbell_clear;                 /*0070 0073*/
 775         uint32_t        i2o_message_unit_control;               /*0074 0077*/
 776         uint32_t        last_used_message_source_address_low;   /*0078 007B*/
 777         uint32_t        last_used_message_source_address_high;  /*007C 007F*/
 778         uint32_t        pull_mode_data_byte_count[4];           /*0080 008F*/
 779         uint32_t        message_dest_address_index;             /*0090 0093*/
 780         uint32_t        done_queue_not_empty_int_counter_timer; /*0094 0097*/
 781         uint32_t        utility_A_int_counter_timer;            /*0098 009B*/
 782         uint32_t        outbound_doorbell;                      /*009C 009F*/
 783         uint32_t        outbound_doorbell_clear;                /*00A0 00A3*/
 784         uint32_t        message_source_address_index;           /*00A4 00A7*/
 785         uint32_t        message_done_queue_index;               /*00A8 00AB*/
 786         uint32_t        reserved0;                              /*00AC 00AF*/
 787         uint32_t        inbound_msgaddr0;                       /*00B0 00B3*/
 788         uint32_t        inbound_msgaddr1;                       /*00B4 00B7*/
 789         uint32_t        outbound_msgaddr0;                      /*00B8 00BB*/
 790         uint32_t        outbound_msgaddr1;                      /*00BC 00BF*/
 791         uint32_t        inbound_queueport_low;                  /*00C0 00C3*/
 792         uint32_t        inbound_queueport_high;                 /*00C4 00C7*/
 793         uint32_t        outbound_queueport_low;                 /*00C8 00CB*/
 794         uint32_t        outbound_queueport_high;                /*00CC 00CF*/
 795         uint32_t        iop_inbound_queue_port_low;             /*00D0 00D3*/
 796         uint32_t        iop_inbound_queue_port_high;            /*00D4 00D7*/
 797         uint32_t        iop_outbound_queue_port_low;            /*00D8 00DB*/
 798         uint32_t        iop_outbound_queue_port_high;           /*00DC 00DF*/
 799         uint32_t        message_dest_queue_port_low;            /*00E0 00E3*/
 800         uint32_t        message_dest_queue_port_high;           /*00E4 00E7*/
 801         uint32_t        last_used_message_dest_address_low;     /*00E8 00EB*/
 802         uint32_t        last_used_message_dest_address_high;    /*00EC 00EF*/
 803         uint32_t        message_done_queue_base_address_low;    /*00F0 00F3*/
 804         uint32_t        message_done_queue_base_address_high;   /*00F4 00F7*/
 805         uint32_t        host_diagnostic;                        /*00F8 00FB*/
 806         uint32_t        write_sequence;                         /*00FC 00FF*/
 807         uint32_t        reserved1[46];                          /*0100 01B7*/
 808         uint32_t        reply_post_producer_index1;             /*01B8 01BB*/
 809         uint32_t        reply_post_consumer_index1;             /*01BC 01BF*/
 810 };
 811
 812 #define MESG_RW_BUFFER_SIZE     (256 * 3)
 813
 814 typedef struct deliver_completeQ {
 815         uint16_t        cmdFlag;
 816         uint16_t        cmdSMID;
 817         uint16_t        cmdLMID;        // reserved (0)
 818         uint16_t        cmdFlag2;       // reserved (0)
 819 } DeliverQ, CompletionQ, *pDeliver_Q, *pCompletion_Q;
 820 /*
 821 *******************************************************************************
 822 **                 Adapter Control Block
 823 *******************************************************************************
 824 */
 825 struct AdapterControlBlock
 826 {
 827         uint32_t                adapter_type;           /* adapter A,B..... */
 828 #define ACB_ADAPTER_TYPE_A              0x00000000      /* hba I IOP */
 829 #define ACB_ADAPTER_TYPE_B              0x00000001      /* hbb M IOP */
 830 #define ACB_ADAPTER_TYPE_C              0x00000002      /* hbc L IOP */
 831 #define ACB_ADAPTER_TYPE_D              0x00000003      /* hbd M IOP */
 832 #define ACB_ADAPTER_TYPE_E              0x00000004      /* hba L IOP */
 833 #define ACB_ADAPTER_TYPE_F              0x00000005      /* hba L IOP */
 834         u32                     ioqueue_size;
 835         struct pci_dev *        pdev;
 836         struct Scsi_Host *      host;
 837         unsigned long           vir2phy_offset;
 838         /* Offset is used in making arc cdb physical to virtual calculations */
 839         uint32_t                outbound_int_enable;
 840         uint32_t                cdb_phyaddr_hi32;
 841         uint32_t                reg_mu_acc_handle0;
 842         uint64_t                cdb_phyadd_hipart;
 843         spinlock_t              eh_lock;
 844         spinlock_t              ccblist_lock;
 845         spinlock_t              postq_lock;
 846         spinlock_t              doneq_lock;
 847         spinlock_t              rqbuffer_lock;
 848         spinlock_t              wqbuffer_lock;
 849         union {
 850                 struct MessageUnit_A __iomem *pmuA;
 851                 struct MessageUnit_B    *pmuB;
 852                 struct MessageUnit_C __iomem *pmuC;
 853                 struct MessageUnit_D    *pmuD;
 854                 struct MessageUnit_E __iomem *pmuE;
 855                 struct MessageUnit_F __iomem *pmuF;
 856         };
 857         /* message unit ATU inbound base address0 */
 858         void __iomem            *mem_base0;
 859         void __iomem            *mem_base1;
 860         //0x000 - COMPORT_IN  (Host sent to ROC)
 861         uint32_t                *message_wbuffer;
 862         //0x100 - COMPORT_OUT (ROC sent to Host)
 863         uint32_t                *message_rbuffer;
 864         uint32_t                *msgcode_rwbuffer;      //0x200 - BIOS_AREA
 865         uint32_t                acb_flags;
 866         u16                     dev_id;
 867         uint8_t                 adapter_index;
 868 #define ACB_F_SCSISTOPADAPTER           0x0001
 869 #define ACB_F_MSG_STOP_BGRB             0x0002
 870 /* stop RAID background rebuild */
 871 #define ACB_F_MSG_START_BGRB            0x0004
 872 /* stop RAID background rebuild */
 873 #define ACB_F_IOPDATA_OVERFLOW          0x0008
 874 /* iop message data rqbuffer overflow */
 875 #define ACB_F_MESSAGE_WQBUFFER_CLEARED  0x0010
 876 /* message clear wqbuffer */
 877 #define ACB_F_MESSAGE_RQBUFFER_CLEARED  0x0020
 878 /* message clear rqbuffer */
 879 #define ACB_F_MESSAGE_WQBUFFER_READED   0x0040
 880 #define ACB_F_BUS_RESET                 0x0080
 881
 882 #define ACB_F_IOP_INITED                0x0100
 883 /* iop init */
 884 #define ACB_F_ABORT                     0x0200
 885 #define ACB_F_FIRMWARE_TRAP             0x0400
 886 #define ACB_F_ADAPTER_REMOVED           0x0800
 887 #define ACB_F_MSG_GET_CONFIG            0x1000
 888         struct CommandControlBlock *    pccb_pool[ARCMSR_MAX_FREECCB_NUM];
 889         /* used for memory free */
 890         struct list_head        ccb_free_list;
 891         /* head of free ccb list */
 892
 893         atomic_t                ccboutstandingcount;
 894         /*The present outstanding command number that in the IOP that
 895                                         waiting for being handled by FW*/
 896
 897         void *                  dma_coherent;
 898         /* dma_coherent used for memory free */
 899         dma_addr_t              dma_coherent_handle;
 900         /* dma_coherent_handle used for memory free */
 901         dma_addr_t              dma_coherent_handle2;
 902         void                    *dma_coherent2;
 903         unsigned int            uncache_size;
 904         uint8_t                 rqbuffer[ARCMSR_MAX_QBUFFER];
 905         /* data collection buffer for read from 80331 */
 906         int32_t                 rqbuf_getIndex;
 907         /* first of read buffer  */
 908         int32_t                 rqbuf_putIndex;
 909         /* last of read buffer   */
 910         uint8_t                 wqbuffer[ARCMSR_MAX_QBUFFER];
 911         /* data collection buffer for write to 80331  */
 912         int32_t                 wqbuf_getIndex;
 913         /* first of write buffer */
 914         int32_t                 wqbuf_putIndex;
 915         /* last of write buffer  */
 916         uint8_t                 devstate[ARCMSR_MAX_TARGETID][ARCMSR_MAX_TARGETLUN];
 917         /* id0 ..... id15, lun0...lun7 */
 918 #define ARECA_RAID_GONE                 0x55
 919 #define ARECA_RAID_GOOD                 0xaa
 920         uint32_t                num_resets;
 921         uint32_t                num_aborts;
 922         uint32_t                signature;
 923         uint32_t                firm_request_len;
 924         uint32_t                firm_numbers_queue;
 925         uint32_t                firm_sdram_size;
 926         uint32_t                firm_hd_channels;
 927         uint32_t                firm_cfg_version;
 928         char                    firm_model[12];
 929         char                    firm_version[20];
 930         char                    device_map[20];                 /*21,84-99*/
 931         struct work_struct      arcmsr_do_message_isr_bh;
 932         struct timer_list       eternal_timer;
 933         unsigned short          fw_flag;
 934 #define FW_NORMAL                       0x0000
 935 #define FW_BOG                          0x0001
 936 #define FW_DEADLOCK                     0x0010
 937         uint32_t                maxOutstanding;
 938         int                     vector_count;
 939         uint32_t                maxFreeCCB;
 940         struct timer_list       refresh_timer;
 941         uint32_t                doneq_index;
 942         uint32_t                ccbsize;
 943         uint32_t                in_doorbell;
 944         uint32_t                out_doorbell;
 945         uint32_t                completionQ_entry;
 946         pCompletion_Q           pCompletionQ;
 947         uint32_t                completeQ_size;
 948 };/* HW_DEVICE_EXTENSION */
 949 /*
 950 *******************************************************************************
 951 **                   Command Control Block
 952 **             this CCB length must be 32 bytes boundary
 953 *******************************************************************************
 954 */
 955 struct CommandControlBlock{
 956         /*x32:sizeof struct_CCB=(64+60)byte, x64:sizeof struct_CCB=(64+60)byte*/
 957         struct list_head                list;           /*x32: 8byte, x64: 16byte*/
 958         struct scsi_cmnd                *pcmd;          /*8 bytes pointer of linux scsi command */
 959         struct AdapterControlBlock      *acb;           /*x32: 4byte, x64: 8byte*/
 960         unsigned long                   cdb_phyaddr;    /*x32: 4byte, x64: 8byte*/
 961         uint32_t                        arc_cdb_size;   /*x32:4byte,x64:4byte*/
 962         uint16_t                        ccb_flags;      /*x32: 2byte, x64: 2byte*/
 963 #define CCB_FLAG_READ           0x0000
 964 #define CCB_FLAG_WRITE          0x0001
 965 #define CCB_FLAG_ERROR          0x0002
 966 #define CCB_FLAG_FLUSHCACHE     0x0004
 967 #define CCB_FLAG_MASTER_ABORTED 0x0008
 968         uint16_t                        startdone;      /*x32:2byte,x32:2byte*/
 969 #define ARCMSR_CCB_DONE         0x0000
 970 #define ARCMSR_CCB_START        0x55AA
 971 #define ARCMSR_CCB_ABORTED      0xAA55
 972 #define ARCMSR_CCB_ILLEGAL      0xFFFF
 973         uint32_t                        smid;
 974 #if BITS_PER_LONG == 64
 975         /*  ======================512+64 bytes========================  */
 976                 uint32_t                reserved[3];    /*12 byte*/
 977 #else
 978         /*  ======================512+32 bytes========================  */
 979                 uint32_t                reserved[8];    /*32  byte*/
 980 #endif
 981         /*  =======================================================   */
 982         struct ARCMSR_CDB               arcmsr_cdb;
 983 };
 984 /*
 985 *******************************************************************************
 986 **    ARECA SCSI sense data
 987 *******************************************************************************
 988 */
 989 struct SENSE_DATA
 990 {
 991         uint8_t                         ErrorCode:7;
 992 #define SCSI_SENSE_CURRENT_ERRORS       0x70
 993 #define SCSI_SENSE_DEFERRED_ERRORS      0x71
 994         uint8_t                         Valid:1;
 995         uint8_t                         SegmentNumber;
 996         uint8_t                         SenseKey:4;
 997         uint8_t                         Reserved:1;
 998         uint8_t                         IncorrectLength:1;
 999         uint8_t                         EndOfMedia:1;
1000         uint8_t                         FileMark:1;
1001         uint8_t                         Information[4];
1002         uint8_t                         AdditionalSenseLength;
1003         uint8_t                         CommandSpecificInformation[4];
1004         uint8_t                         AdditionalSenseCode;
1005         uint8_t                         AdditionalSenseCodeQualifier;
1006         uint8_t                         FieldReplaceableUnitCode;
1007         uint8_t                         SenseKeySpecific[3];
1008 };
1009 /*
1010 *******************************************************************************
1011 **  Outbound Interrupt Status Register - OISR
1012 *******************************************************************************
1013 */
1014 #define ARCMSR_MU_OUTBOUND_INTERRUPT_STATUS_REG 0x30
1015 #define ARCMSR_MU_OUTBOUND_PCI_INT              0x10
1016 #define ARCMSR_MU_OUTBOUND_POSTQUEUE_INT        0x08
1017 #define ARCMSR_MU_OUTBOUND_DOORBELL_INT         0x04
1018 #define ARCMSR_MU_OUTBOUND_MESSAGE1_INT         0x02
1019 #define ARCMSR_MU_OUTBOUND_MESSAGE0_INT         0x01
1020 #define ARCMSR_MU_OUTBOUND_HANDLE_INT                     \
1021                     (ARCMSR_MU_OUTBOUND_MESSAGE0_INT      \
1022                      |ARCMSR_MU_OUTBOUND_MESSAGE1_INT     \
1023                      |ARCMSR_MU_OUTBOUND_DOORBELL_INT     \
1024                      |ARCMSR_MU_OUTBOUND_POSTQUEUE_INT    \
1025                      |ARCMSR_MU_OUTBOUND_PCI_INT)
1026 /*
1027 *******************************************************************************
1028 **  Outbound Interrupt Mask Register - OIMR
1029 *******************************************************************************
1030 */
1031 #define ARCMSR_MU_OUTBOUND_INTERRUPT_MASK_REG           0x34
1032 #define ARCMSR_MU_OUTBOUND_PCI_INTMASKENABLE            0x10
1033 #define ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE      0x08
1034 #define ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE       0x04
1035 #define ARCMSR_MU_OUTBOUND_MESSAGE1_INTMASKENABLE       0x02
1036 #define ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE       0x01
1037 #define ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE            0x1F
1038
1039 extern void arcmsr_write_ioctldata2iop(struct AdapterControlBlock *);
1040 extern uint32_t arcmsr_Read_iop_rqbuffer_data(struct AdapterControlBlock *,
1041         struct QBUFFER __iomem *);
1042 extern void arcmsr_clear_iop2drv_rqueue_buffer(struct AdapterControlBlock *);
1043 extern struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *);
1044 extern struct device_attribute *arcmsr_host_attrs[];
1045 extern int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *);
1046 void arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb);