drivers/scsi/qla2xxx/qla_sup.c

   1 /*
   2  * QLogic Fibre Channel HBA Driver
   3  * Copyright (c)  2003-2014 QLogic Corporation
   4  *
   5  * See LICENSE.qla2xxx for copyright and licensing details.
   6  */
   7 #include "qla_def.h"
   8
   9 #include <linux/delay.h>
  10 #include <linux/slab.h>
  11 #include <linux/vmalloc.h>
  12 #include <asm/uaccess.h>
  13
  14 /*
  15  * NVRAM support routines
  16  */
  17
  18 /**
  19  * qla2x00_lock_nvram_access() -
  20  * @ha: HA context
  21  */
  22 static void
  23 qla2x00_lock_nvram_access(struct qla_hw_data *ha)
  24 {
  25         uint16_t data;
  26         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
  27
  28         if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) {
  29                 data = RD_REG_WORD(&reg->nvram);
  30                 while (data & NVR_BUSY) {
  31                         udelay(100);
  32                         data = RD_REG_WORD(&reg->nvram);
  33                 }
  34
  35                 /* Lock resource */
  36                 WRT_REG_WORD(&reg->u.isp2300.host_semaphore, 0x1);
  37                 RD_REG_WORD(&reg->u.isp2300.host_semaphore);
  38                 udelay(5);
  39                 data = RD_REG_WORD(&reg->u.isp2300.host_semaphore);
  40                 while ((data & BIT_0) == 0) {
  41                         /* Lock failed */
  42                         udelay(100);
  43                         WRT_REG_WORD(&reg->u.isp2300.host_semaphore, 0x1);
  44                         RD_REG_WORD(&reg->u.isp2300.host_semaphore);
  45                         udelay(5);
  46                         data = RD_REG_WORD(&reg->u.isp2300.host_semaphore);
  47                 }
  48         }
  49 }
  50
  51 /**
  52  * qla2x00_unlock_nvram_access() -
  53  * @ha: HA context
  54  */
  55 static void
  56 qla2x00_unlock_nvram_access(struct qla_hw_data *ha)
  57 {
  58         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
  59
  60         if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) {
  61                 WRT_REG_WORD(&reg->u.isp2300.host_semaphore, 0);
  62                 RD_REG_WORD(&reg->u.isp2300.host_semaphore);
  63         }
  64 }
  65
  66 /**
  67  * qla2x00_nv_write() - Prepare for NVRAM read/write operation.
  68  * @ha: HA context
  69  * @data: Serial interface selector
  70  */
  71 static void
  72 qla2x00_nv_write(struct qla_hw_data *ha, uint16_t data)
  73 {
  74         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
  75
  76         WRT_REG_WORD(&reg->nvram, data | NVR_SELECT | NVR_WRT_ENABLE);
  77         RD_REG_WORD(&reg->nvram);               /* PCI Posting. */
  78         NVRAM_DELAY();
  79         WRT_REG_WORD(&reg->nvram, data | NVR_SELECT | NVR_CLOCK |
  80             NVR_WRT_ENABLE);
  81         RD_REG_WORD(&reg->nvram);               /* PCI Posting. */
  82         NVRAM_DELAY();
  83         WRT_REG_WORD(&reg->nvram, data | NVR_SELECT | NVR_WRT_ENABLE);
  84         RD_REG_WORD(&reg->nvram);               /* PCI Posting. */
  85         NVRAM_DELAY();
  86 }
  87
  88 /**
  89  * qla2x00_nvram_request() - Sends read command to NVRAM and gets data from
  90  *      NVRAM.
  91  * @ha: HA context
  92  * @nv_cmd: NVRAM command
  93  *
  94  * Bit definitions for NVRAM command:
  95  *
  96  *      Bit 26     = start bit
  97  *      Bit 25, 24 = opcode
  98  *      Bit 23-16  = address
  99  *      Bit 15-0   = write data
 100  *
 101  * Returns the word read from nvram @addr.
 102  */
 103 static uint16_t
 104 qla2x00_nvram_request(struct qla_hw_data *ha, uint32_t nv_cmd)
 105 {
 106         uint8_t         cnt;
 107         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
 108         uint16_t        data = 0;
 109         uint16_t        reg_data;
 110
 111         /* Send command to NVRAM. */
 112         nv_cmd <<= 5;
 113         for (cnt = 0; cnt < 11; cnt++) {
 114                 if (nv_cmd & BIT_31)
 115                         qla2x00_nv_write(ha, NVR_DATA_OUT);
 116                 else
 117                         qla2x00_nv_write(ha, 0);
 118                 nv_cmd <<= 1;
 119         }
 120
 121         /* Read data from NVRAM. */
 122         for (cnt = 0; cnt < 16; cnt++) {
 123                 WRT_REG_WORD(&reg->nvram, NVR_SELECT | NVR_CLOCK);
 124                 RD_REG_WORD(&reg->nvram);       /* PCI Posting. */
 125                 NVRAM_DELAY();
 126                 data <<= 1;
 127                 reg_data = RD_REG_WORD(&reg->nvram);
 128                 if (reg_data & NVR_DATA_IN)
 129                         data |= BIT_0;
 130                 WRT_REG_WORD(&reg->nvram, NVR_SELECT);
 131                 RD_REG_WORD(&reg->nvram);       /* PCI Posting. */
 132                 NVRAM_DELAY();
 133         }
 134
 135         /* Deselect chip. */
 136         WRT_REG_WORD(&reg->nvram, NVR_DESELECT);
 137         RD_REG_WORD(&reg->nvram);               /* PCI Posting. */
 138         NVRAM_DELAY();
 139
 140         return data;
 141 }
 142
 143
 144 /**
 145  * qla2x00_get_nvram_word() - Calculates word position in NVRAM and calls the
 146  *      request routine to get the word from NVRAM.
 147  * @ha: HA context
 148  * @addr: Address in NVRAM to read
 149  *
 150  * Returns the word read from nvram @addr.
 151  */
 152 static uint16_t
 153 qla2x00_get_nvram_word(struct qla_hw_data *ha, uint32_t addr)
 154 {
 155         uint16_t        data;
 156         uint32_t        nv_cmd;
 157
 158         nv_cmd = addr << 16;
 159         nv_cmd |= NV_READ_OP;
 160         data = qla2x00_nvram_request(ha, nv_cmd);
 161
 162         return (data);
 163 }
 164
 165 /**
 166  * qla2x00_nv_deselect() - Deselect NVRAM operations.
 167  * @ha: HA context
 168  */
 169 static void
 170 qla2x00_nv_deselect(struct qla_hw_data *ha)
 171 {
 172         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
 173
 174         WRT_REG_WORD(&reg->nvram, NVR_DESELECT);
 175         RD_REG_WORD(&reg->nvram);               /* PCI Posting. */
 176         NVRAM_DELAY();
 177 }
 178
 179 /**
 180  * qla2x00_write_nvram_word() - Write NVRAM data.
 181  * @ha: HA context
 182  * @addr: Address in NVRAM to write
 183  * @data: word to program
 184  */
 185 static void
 186 qla2x00_write_nvram_word(struct qla_hw_data *ha, uint32_t addr, uint16_t data)
 187 {
 188         int count;
 189         uint16_t word;
 190         uint32_t nv_cmd, wait_cnt;
 191         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
 192         scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
 193
 194         qla2x00_nv_write(ha, NVR_DATA_OUT);
 195         qla2x00_nv_write(ha, 0);
 196         qla2x00_nv_write(ha, 0);
 197
 198         for (word = 0; word < 8; word++)
 199                 qla2x00_nv_write(ha, NVR_DATA_OUT);
 200
 201         qla2x00_nv_deselect(ha);
 202
 203         /* Write data */
 204         nv_cmd = (addr << 16) | NV_WRITE_OP;
 205         nv_cmd |= data;
 206         nv_cmd <<= 5;
 207         for (count = 0; count < 27; count++) {
 208                 if (nv_cmd & BIT_31)
 209                         qla2x00_nv_write(ha, NVR_DATA_OUT);
 210                 else
 211                         qla2x00_nv_write(ha, 0);
 212
 213                 nv_cmd <<= 1;
 214         }
 215
 216         qla2x00_nv_deselect(ha);
 217
 218         /* Wait for NVRAM to become ready */
 219         WRT_REG_WORD(&reg->nvram, NVR_SELECT);
 220         RD_REG_WORD(&reg->nvram);               /* PCI Posting. */
 221         wait_cnt = NVR_WAIT_CNT;
 222         do {
 223                 if (!--wait_cnt) {
 224                         ql_dbg(ql_dbg_user, vha, 0x708d,
 225                             "NVRAM didn't go ready...\n");
 226                         break;
 227                 }
 228                 NVRAM_DELAY();
 229                 word = RD_REG_WORD(&reg->nvram);
 230         } while ((word & NVR_DATA_IN) == 0);
 231
 232         qla2x00_nv_deselect(ha);
 233
 234         /* Disable writes */
 235         qla2x00_nv_write(ha, NVR_DATA_OUT);
 236         for (count = 0; count < 10; count++)
 237                 qla2x00_nv_write(ha, 0);
 238
 239         qla2x00_nv_deselect(ha);
 240 }
 241
 242 static int
 243 qla2x00_write_nvram_word_tmo(struct qla_hw_data *ha, uint32_t addr,
 244         uint16_t data, uint32_t tmo)
 245 {
 246         int ret, count;
 247         uint16_t word;
 248         uint32_t nv_cmd;
 249         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
 250
 251         ret = QLA_SUCCESS;
 252
 253         qla2x00_nv_write(ha, NVR_DATA_OUT);
 254         qla2x00_nv_write(ha, 0);
 255         qla2x00_nv_write(ha, 0);
 256
 257         for (word = 0; word < 8; word++)
 258                 qla2x00_nv_write(ha, NVR_DATA_OUT);
 259
 260         qla2x00_nv_deselect(ha);
 261
 262         /* Write data */
 263         nv_cmd = (addr << 16) | NV_WRITE_OP;
 264         nv_cmd |= data;
 265         nv_cmd <<= 5;
 266         for (count = 0; count < 27; count++) {
 267                 if (nv_cmd & BIT_31)
 268                         qla2x00_nv_write(ha, NVR_DATA_OUT);
 269                 else
 270                         qla2x00_nv_write(ha, 0);
 271
 272                 nv_cmd <<= 1;
 273         }
 274
 275         qla2x00_nv_deselect(ha);
 276
 277         /* Wait for NVRAM to become ready */
 278         WRT_REG_WORD(&reg->nvram, NVR_SELECT);
 279         RD_REG_WORD(&reg->nvram);               /* PCI Posting. */
 280         do {
 281                 NVRAM_DELAY();
 282                 word = RD_REG_WORD(&reg->nvram);
 283                 if (!--tmo) {
 284                         ret = QLA_FUNCTION_FAILED;
 285                         break;
 286                 }
 287         } while ((word & NVR_DATA_IN) == 0);
 288
 289         qla2x00_nv_deselect(ha);
 290
 291         /* Disable writes */
 292         qla2x00_nv_write(ha, NVR_DATA_OUT);
 293         for (count = 0; count < 10; count++)
 294                 qla2x00_nv_write(ha, 0);
 295
 296         qla2x00_nv_deselect(ha);
 297
 298         return ret;
 299 }
 300
 301 /**
 302  * qla2x00_clear_nvram_protection() -
 303  * @ha: HA context
 304  */
 305 static int
 306 qla2x00_clear_nvram_protection(struct qla_hw_data *ha)
 307 {
 308         int ret, stat;
 309         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
 310         uint32_t word, wait_cnt;
 311         uint16_t wprot, wprot_old;
 312         scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
 313
 314         /* Clear NVRAM write protection. */
 315         ret = QLA_FUNCTION_FAILED;
 316
 317         wprot_old = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base));
 318         stat = qla2x00_write_nvram_word_tmo(ha, ha->nvram_base,
 319                                             cpu_to_le16(0x1234), 100000);
 320         wprot = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base));
 321         if (stat != QLA_SUCCESS || wprot != 0x1234) {
 322                 /* Write enable. */
 323                 qla2x00_nv_write(ha, NVR_DATA_OUT);
 324                 qla2x00_nv_write(ha, 0);
 325                 qla2x00_nv_write(ha, 0);
 326                 for (word = 0; word < 8; word++)
 327                         qla2x00_nv_write(ha, NVR_DATA_OUT);
 328
 329                 qla2x00_nv_deselect(ha);
 330
 331                 /* Enable protection register. */
 332                 qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);
 333                 qla2x00_nv_write(ha, NVR_PR_ENABLE);
 334                 qla2x00_nv_write(ha, NVR_PR_ENABLE);
 335                 for (word = 0; word < 8; word++)
 336                         qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE);
 337
 338                 qla2x00_nv_deselect(ha);
 339
 340                 /* Clear protection register (ffff is cleared). */
 341                 qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);
 342                 qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);
 343                 qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);
 344                 for (word = 0; word < 8; word++)
 345                         qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE);
 346
 347                 qla2x00_nv_deselect(ha);
 348
 349                 /* Wait for NVRAM to become ready. */
 350                 WRT_REG_WORD(&reg->nvram, NVR_SELECT);
 351                 RD_REG_WORD(&reg->nvram);       /* PCI Posting. */
 352                 wait_cnt = NVR_WAIT_CNT;
 353                 do {
 354                         if (!--wait_cnt) {
 355                                 ql_dbg(ql_dbg_user, vha, 0x708e,
 356                                     "NVRAM didn't go ready...\n");
 357                                 break;
 358                         }
 359                         NVRAM_DELAY();
 360                         word = RD_REG_WORD(&reg->nvram);
 361                 } while ((word & NVR_DATA_IN) == 0);
 362
 363                 if (wait_cnt)
 364                         ret = QLA_SUCCESS;
 365         } else
 366                 qla2x00_write_nvram_word(ha, ha->nvram_base, wprot_old);
 367
 368         return ret;
 369 }
 370
 371 static void
 372 qla2x00_set_nvram_protection(struct qla_hw_data *ha, int stat)
 373 {
 374         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
 375         uint32_t word, wait_cnt;
 376         scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
 377
 378         if (stat != QLA_SUCCESS)
 379                 return;
 380
 381         /* Set NVRAM write protection. */
 382         /* Write enable. */
 383         qla2x00_nv_write(ha, NVR_DATA_OUT);
 384         qla2x00_nv_write(ha, 0);
 385         qla2x00_nv_write(ha, 0);
 386         for (word = 0; word < 8; word++)
 387                 qla2x00_nv_write(ha, NVR_DATA_OUT);
 388
 389         qla2x00_nv_deselect(ha);
 390
 391         /* Enable protection register. */
 392         qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);
 393         qla2x00_nv_write(ha, NVR_PR_ENABLE);
 394         qla2x00_nv_write(ha, NVR_PR_ENABLE);
 395         for (word = 0; word < 8; word++)
 396                 qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE);
 397
 398         qla2x00_nv_deselect(ha);
 399
 400         /* Enable protection register. */
 401         qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);
 402         qla2x00_nv_write(ha, NVR_PR_ENABLE);
 403         qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);
 404         for (word = 0; word < 8; word++)
 405                 qla2x00_nv_write(ha, NVR_PR_ENABLE);
 406
 407         qla2x00_nv_deselect(ha);
 408
 409         /* Wait for NVRAM to become ready. */
 410         WRT_REG_WORD(&reg->nvram, NVR_SELECT);
 411         RD_REG_WORD(&reg->nvram);               /* PCI Posting. */
 412         wait_cnt = NVR_WAIT_CNT;
 413         do {
 414                 if (!--wait_cnt) {
 415                         ql_dbg(ql_dbg_user, vha, 0x708f,
 416                             "NVRAM didn't go ready...\n");
 417                         break;
 418                 }
 419                 NVRAM_DELAY();
 420                 word = RD_REG_WORD(&reg->nvram);
 421         } while ((word & NVR_DATA_IN) == 0);
 422 }
 423
 424
 425 /*****************************************************************************/
 426 /* Flash Manipulation Routines                                               */
 427 /*****************************************************************************/
 428
 429 static inline uint32_t
 430 flash_conf_addr(struct qla_hw_data *ha, uint32_t faddr)
 431 {
 432         return ha->flash_conf_off | faddr;
 433 }
 434
 435 static inline uint32_t
 436 flash_data_addr(struct qla_hw_data *ha, uint32_t faddr)
 437 {
 438         return ha->flash_data_off | faddr;
 439 }
 440
 441 static inline uint32_t
 442 nvram_conf_addr(struct qla_hw_data *ha, uint32_t naddr)
 443 {
 444         return ha->nvram_conf_off | naddr;
 445 }
 446
 447 static inline uint32_t
 448 nvram_data_addr(struct qla_hw_data *ha, uint32_t naddr)
 449 {
 450         return ha->nvram_data_off | naddr;
 451 }
 452
 453 static uint32_t
 454 qla24xx_read_flash_dword(struct qla_hw_data *ha, uint32_t addr)
 455 {
 456         int rval;
 457         uint32_t cnt, data;
 458         struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
 459
 460         WRT_REG_DWORD(&reg->flash_addr, addr & ~FARX_DATA_FLAG);
 461         /* Wait for READ cycle to complete. */
 462         rval = QLA_SUCCESS;
 463         for (cnt = 3000;
 464             (RD_REG_DWORD(&reg->flash_addr) & FARX_DATA_FLAG) == 0 &&
 465             rval == QLA_SUCCESS; cnt--) {
 466                 if (cnt)
 467                         udelay(10);
 468                 else
 469                         rval = QLA_FUNCTION_TIMEOUT;
 470                 cond_resched();
 471         }
 472
 473         /* TODO: What happens if we time out? */
 474         data = 0xDEADDEAD;
 475         if (rval == QLA_SUCCESS)
 476                 data = RD_REG_DWORD(&reg->flash_data);
 477
 478         return data;
 479 }
 480
 481 uint32_t *
 482 qla24xx_read_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,
 483     uint32_t dwords)
 484 {
 485         uint32_t i;
 486         struct qla_hw_data *ha = vha->hw;
 487
 488         /* Dword reads to flash. */
 489         for (i = 0; i < dwords; i++, faddr++)
 490                 dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha,
 491                     flash_data_addr(ha, faddr)));
 492
 493         return dwptr;
 494 }
 495
 496 static int
 497 qla24xx_write_flash_dword(struct qla_hw_data *ha, uint32_t addr, uint32_t data)
 498 {
 499         int rval;
 500         uint32_t cnt;
 501         struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
 502
 503         WRT_REG_DWORD(&reg->flash_data, data);
 504         RD_REG_DWORD(&reg->flash_data);         /* PCI Posting. */
 505         WRT_REG_DWORD(&reg->flash_addr, addr | FARX_DATA_FLAG);
 506         /* Wait for Write cycle to complete. */
 507         rval = QLA_SUCCESS;
 508         for (cnt = 500000; (RD_REG_DWORD(&reg->flash_addr) & FARX_DATA_FLAG) &&
 509             rval == QLA_SUCCESS; cnt--) {
 510                 if (cnt)
 511                         udelay(10);
 512                 else
 513                         rval = QLA_FUNCTION_TIMEOUT;
 514                 cond_resched();
 515         }
 516         return rval;
 517 }
 518
 519 static void
 520 qla24xx_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id,
 521     uint8_t *flash_id)
 522 {
 523         uint32_t ids;
 524
 525         ids = qla24xx_read_flash_dword(ha, flash_conf_addr(ha, 0x03ab));
 526         *man_id = LSB(ids);
 527         *flash_id = MSB(ids);
 528
 529         /* Check if man_id and flash_id are valid. */
 530         if (ids != 0xDEADDEAD && (*man_id == 0 || *flash_id == 0)) {
 531                 /* Read information using 0x9f opcode
 532                  * Device ID, Mfg ID would be read in the format:
 533                  *   <Ext Dev Info><Device ID Part2><Device ID Part 1><Mfg ID>
 534                  * Example: ATMEL 0x00 01 45 1F
 535                  * Extract MFG and Dev ID from last two bytes.
 536                  */
 537                 ids = qla24xx_read_flash_dword(ha, flash_conf_addr(ha, 0x009f));
 538                 *man_id = LSB(ids);
 539                 *flash_id = MSB(ids);
 540         }
 541 }
 542
 543 static int
 544 qla2xxx_find_flt_start(scsi_qla_host_t *vha, uint32_t *start)
 545 {
 546         const char *loc, *locations[] = { "DEF", "PCI" };
 547         uint32_t pcihdr, pcids;
 548         uint32_t *dcode;
 549         uint8_t *buf, *bcode, last_image;
 550         uint16_t cnt, chksum, *wptr;
 551         struct qla_flt_location *fltl;
 552         struct qla_hw_data *ha = vha->hw;
 553         struct req_que *req = ha->req_q_map[0];
 554
 555         /*
 556          * FLT-location structure resides after the last PCI region.
 557          */
 558
 559         /* Begin with sane defaults. */
 560         loc = locations[0];
 561         *start = 0;
 562         if (IS_QLA24XX_TYPE(ha))
 563                 *start = FA_FLASH_LAYOUT_ADDR_24;
 564         else if (IS_QLA25XX(ha))
 565                 *start = FA_FLASH_LAYOUT_ADDR;
 566         else if (IS_QLA81XX(ha))
 567                 *start = FA_FLASH_LAYOUT_ADDR_81;
 568         else if (IS_P3P_TYPE(ha)) {
 569                 *start = FA_FLASH_LAYOUT_ADDR_82;
 570                 goto end;
 571         } else if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
 572                 *start = FA_FLASH_LAYOUT_ADDR_83;
 573                 goto end;
 574         }
 575         /* Begin with first PCI expansion ROM header. */
 576         buf = (uint8_t *)req->ring;
 577         dcode = (uint32_t *)req->ring;
 578         pcihdr = 0;
 579         last_image = 1;
 580         do {
 581                 /* Verify PCI expansion ROM header. */
 582                 qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20);
 583                 bcode = buf + (pcihdr % 4);
 584                 if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa)
 585                         goto end;
 586
 587                 /* Locate PCI data structure. */
 588                 pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]);
 589                 qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20);
 590                 bcode = buf + (pcihdr % 4);
 591
 592                 /* Validate signature of PCI data structure. */
 593                 if (bcode[0x0] != 'P' || bcode[0x1] != 'C' ||
 594                     bcode[0x2] != 'I' || bcode[0x3] != 'R')
 595                         goto end;
 596
 597                 last_image = bcode[0x15] & BIT_7;
 598
 599                 /* Locate next PCI expansion ROM. */
 600                 pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512;
 601         } while (!last_image);
 602
 603         /* Now verify FLT-location structure. */
 604         fltl = (struct qla_flt_location *)req->ring;
 605         qla24xx_read_flash_data(vha, dcode, pcihdr >> 2,
 606             sizeof(struct qla_flt_location) >> 2);
 607         if (fltl->sig[0] != 'Q' || fltl->sig[1] != 'F' ||
 608             fltl->sig[2] != 'L' || fltl->sig[3] != 'T')
 609                 goto end;
 610
 611         wptr = (uint16_t *)req->ring;
 612         cnt = sizeof(struct qla_flt_location) >> 1;
 613         for (chksum = 0; cnt--; wptr++)
 614                 chksum += le16_to_cpu(*wptr);
 615         if (chksum) {
 616                 ql_log(ql_log_fatal, vha, 0x0045,
 617                     "Inconsistent FLTL detected: checksum=0x%x.\n", chksum);
 618                 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x010e,
 619                     buf, sizeof(struct qla_flt_location));
 620                 return QLA_FUNCTION_FAILED;
 621         }
 622
 623         /* Good data.  Use specified location. */
 624         loc = locations[1];
 625         *start = (le16_to_cpu(fltl->start_hi) << 16 |
 626             le16_to_cpu(fltl->start_lo)) >> 2;
 627 end:
 628         ql_dbg(ql_dbg_init, vha, 0x0046,
 629             "FLTL[%s] = 0x%x.\n",
 630             loc, *start);
 631         return QLA_SUCCESS;
 632 }
 633
 634 static void
 635 qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr)
 636 {
 637         const char *loc, *locations[] = { "DEF", "FLT" };
 638         const uint32_t def_fw[] =
 639                 { FA_RISC_CODE_ADDR, FA_RISC_CODE_ADDR, FA_RISC_CODE_ADDR_81 };
 640         const uint32_t def_boot[] =
 641                 { FA_BOOT_CODE_ADDR, FA_BOOT_CODE_ADDR, FA_BOOT_CODE_ADDR_81 };
 642         const uint32_t def_vpd_nvram[] =
 643                 { FA_VPD_NVRAM_ADDR, FA_VPD_NVRAM_ADDR, FA_VPD_NVRAM_ADDR_81 };
 644         const uint32_t def_vpd0[] =
 645                 { 0, 0, FA_VPD0_ADDR_81 };
 646         const uint32_t def_vpd1[] =
 647                 { 0, 0, FA_VPD1_ADDR_81 };
 648         const uint32_t def_nvram0[] =
 649                 { 0, 0, FA_NVRAM0_ADDR_81 };
 650         const uint32_t def_nvram1[] =
 651                 { 0, 0, FA_NVRAM1_ADDR_81 };
 652         const uint32_t def_fdt[] =
 653                 { FA_FLASH_DESCR_ADDR_24, FA_FLASH_DESCR_ADDR,
 654                         FA_FLASH_DESCR_ADDR_81 };
 655         const uint32_t def_npiv_conf0[] =
 656                 { FA_NPIV_CONF0_ADDR_24, FA_NPIV_CONF0_ADDR,
 657                         FA_NPIV_CONF0_ADDR_81 };
 658         const uint32_t def_npiv_conf1[] =
 659                 { FA_NPIV_CONF1_ADDR_24, FA_NPIV_CONF1_ADDR,
 660                         FA_NPIV_CONF1_ADDR_81 };
 661         const uint32_t fcp_prio_cfg0[] =
 662                 { FA_FCP_PRIO0_ADDR, FA_FCP_PRIO0_ADDR_25,
 663                         0 };
 664         const uint32_t fcp_prio_cfg1[] =
 665                 { FA_FCP_PRIO1_ADDR, FA_FCP_PRIO1_ADDR_25,
 666                         0 };
 667         uint32_t def;
 668         uint16_t *wptr;
 669         uint16_t cnt, chksum;
 670         uint32_t start;
 671         struct qla_flt_header *flt;
 672         struct qla_flt_region *region;
 673         struct qla_hw_data *ha = vha->hw;
 674         struct req_que *req = ha->req_q_map[0];
 675
 676         def = 0;
 677         if (IS_QLA25XX(ha))
 678                 def = 1;
 679         else if (IS_QLA81XX(ha))
 680                 def = 2;
 681
 682         /* Assign FCP prio region since older adapters may not have FLT, or
 683            FCP prio region in it's FLT.
 684          */
 685         ha->flt_region_fcp_prio = (ha->port_no == 0) ?
 686             fcp_prio_cfg0[def] : fcp_prio_cfg1[def];
 687
 688         ha->flt_region_flt = flt_addr;
 689         wptr = (uint16_t *)req->ring;
 690         flt = (struct qla_flt_header *)req->ring;
 691         region = (struct qla_flt_region *)&flt[1];
 692         ha->isp_ops->read_optrom(vha, (uint8_t *)req->ring,
 693             flt_addr << 2, OPTROM_BURST_SIZE);
 694         if (*wptr == cpu_to_le16(0xffff))
 695                 goto no_flash_data;
 696         if (flt->version != cpu_to_le16(1)) {
 697                 ql_log(ql_log_warn, vha, 0x0047,
 698                     "Unsupported FLT detected: version=0x%x length=0x%x checksum=0x%x.\n",
 699                     le16_to_cpu(flt->version), le16_to_cpu(flt->length),
 700                     le16_to_cpu(flt->checksum));
 701                 goto no_flash_data;
 702         }
 703
 704         cnt = (sizeof(struct qla_flt_header) + le16_to_cpu(flt->length)) >> 1;
 705         for (chksum = 0; cnt--; wptr++)
 706                 chksum += le16_to_cpu(*wptr);
 707         if (chksum) {
 708                 ql_log(ql_log_fatal, vha, 0x0048,
 709                     "Inconsistent FLT detected: version=0x%x length=0x%x checksum=0x%x.\n",
 710                     le16_to_cpu(flt->version), le16_to_cpu(flt->length),
 711                     le16_to_cpu(flt->checksum));
 712                 goto no_flash_data;
 713         }
 714
 715         loc = locations[1];
 716         cnt = le16_to_cpu(flt->length) / sizeof(struct qla_flt_region);
 717         for ( ; cnt; cnt--, region++) {
 718                 /* Store addresses as DWORD offsets. */
 719                 start = le32_to_cpu(region->start) >> 2;
 720                 ql_dbg(ql_dbg_init, vha, 0x0049,
 721                     "FLT[%02x]: start=0x%x "
 722                     "end=0x%x size=0x%x.\n", le32_to_cpu(region->code) & 0xff,
 723                     start, le32_to_cpu(region->end) >> 2,
 724                     le32_to_cpu(region->size));
 725
 726                 switch (le32_to_cpu(region->code) & 0xff) {
 727                 case FLT_REG_FCOE_FW:
 728                         if (!IS_QLA8031(ha))
 729                                 break;
 730                         ha->flt_region_fw = start;
 731                         break;
 732                 case FLT_REG_FW:
 733                         if (IS_QLA8031(ha))
 734                                 break;
 735                         ha->flt_region_fw = start;
 736                         break;
 737                 case FLT_REG_BOOT_CODE:
 738                         ha->flt_region_boot = start;
 739                         break;
 740                 case FLT_REG_VPD_0:
 741                         if (IS_QLA8031(ha))
 742                                 break;
 743                         ha->flt_region_vpd_nvram = start;
 744                         if (IS_P3P_TYPE(ha))
 745                                 break;
 746                         if (ha->port_no == 0)
 747                                 ha->flt_region_vpd = start;
 748                         break;
 749                 case FLT_REG_VPD_1:
 750                         if (IS_P3P_TYPE(ha) || IS_QLA8031(ha))
 751                                 break;
 752                         if (ha->port_no == 1)
 753                                 ha->flt_region_vpd = start;
 754                         break;
 755                 case FLT_REG_VPD_2:
 756                         if (!IS_QLA27XX(ha))
 757                                 break;
 758                         if (ha->port_no == 2)
 759                                 ha->flt_region_vpd = start;
 760                         break;
 761                 case FLT_REG_VPD_3:
 762                         if (!IS_QLA27XX(ha))
 763                                 break;
 764                         if (ha->port_no == 3)
 765                                 ha->flt_region_vpd = start;
 766                         break;
 767                 case FLT_REG_NVRAM_0:
 768                         if (IS_QLA8031(ha))
 769                                 break;
 770                         if (ha->port_no == 0)
 771                                 ha->flt_region_nvram = start;
 772                         break;
 773                 case FLT_REG_NVRAM_1:
 774                         if (IS_QLA8031(ha))
 775                                 break;
 776                         if (ha->port_no == 1)
 777                                 ha->flt_region_nvram = start;
 778                         break;
 779                 case FLT_REG_NVRAM_2:
 780                         if (!IS_QLA27XX(ha))
 781                                 break;
 782                         if (ha->port_no == 2)
 783                                 ha->flt_region_nvram = start;
 784                         break;
 785                 case FLT_REG_NVRAM_3:
 786                         if (!IS_QLA27XX(ha))
 787                                 break;
 788                         if (ha->port_no == 3)
 789                                 ha->flt_region_nvram = start;
 790                         break;
 791                 case FLT_REG_FDT:
 792                         ha->flt_region_fdt = start;
 793                         break;
 794                 case FLT_REG_NPIV_CONF_0:
 795                         if (ha->port_no == 0)
 796                                 ha->flt_region_npiv_conf = start;
 797                         break;
 798                 case FLT_REG_NPIV_CONF_1:
 799                         if (ha->port_no == 1)
 800                                 ha->flt_region_npiv_conf = start;
 801                         break;
 802                 case FLT_REG_GOLD_FW:
 803                         ha->flt_region_gold_fw = start;
 804                         break;
 805                 case FLT_REG_FCP_PRIO_0:
 806                         if (ha->port_no == 0)
 807                                 ha->flt_region_fcp_prio = start;
 808                         break;
 809                 case FLT_REG_FCP_PRIO_1:
 810                         if (ha->port_no == 1)
 811                                 ha->flt_region_fcp_prio = start;
 812                         break;
 813                 case FLT_REG_BOOT_CODE_82XX:
 814                         ha->flt_region_boot = start;
 815                         break;
 816                 case FLT_REG_BOOT_CODE_8044:
 817                         if (IS_QLA8044(ha))
 818                                 ha->flt_region_boot = start;
 819                         break;
 820                 case FLT_REG_FW_82XX:
 821                         ha->flt_region_fw = start;
 822                         break;
 823                 case FLT_REG_CNA_FW:
 824                         if (IS_CNA_CAPABLE(ha))
 825                                 ha->flt_region_fw = start;
 826                         break;
 827                 case FLT_REG_GOLD_FW_82XX:
 828                         ha->flt_region_gold_fw = start;
 829                         break;
 830                 case FLT_REG_BOOTLOAD_82XX:
 831                         ha->flt_region_bootload = start;
 832                         break;
 833                 case FLT_REG_VPD_8XXX:
 834                         if (IS_CNA_CAPABLE(ha))
 835                                 ha->flt_region_vpd = start;
 836                         break;
 837                 case FLT_REG_FCOE_NVRAM_0:
 838                         if (!(IS_QLA8031(ha) || IS_QLA8044(ha)))
 839                                 break;
 840                         if (ha->port_no == 0)
 841                                 ha->flt_region_nvram = start;
 842                         break;
 843                 case FLT_REG_FCOE_NVRAM_1:
 844                         if (!(IS_QLA8031(ha) || IS_QLA8044(ha)))
 845                                 break;
 846                         if (ha->port_no == 1)
 847                                 ha->flt_region_nvram = start;
 848                         break;
 849                 case FLT_REG_IMG_PRI_27XX:
 850                         if (IS_QLA27XX(ha))
 851                                 ha->flt_region_img_status_pri = start;
 852                         break;
 853                 case FLT_REG_IMG_SEC_27XX:
 854                         if (IS_QLA27XX(ha))
 855                                 ha->flt_region_img_status_sec = start;
 856                         break;
 857                 case FLT_REG_FW_SEC_27XX:
 858                         if (IS_QLA27XX(ha))
 859                                 ha->flt_region_fw_sec = start;
 860                         break;
 861                 case FLT_REG_BOOTLOAD_SEC_27XX:
 862                         if (IS_QLA27XX(ha))
 863                                 ha->flt_region_boot_sec = start;
 864                         break;
 865                 case FLT_REG_VPD_SEC_27XX_0:
 866                         if (IS_QLA27XX(ha))
 867                                 ha->flt_region_vpd_sec = start;
 868                         break;
 869                 case FLT_REG_VPD_SEC_27XX_1:
 870                         if (IS_QLA27XX(ha))
 871                                 ha->flt_region_vpd_sec = start;
 872                         break;
 873                 case FLT_REG_VPD_SEC_27XX_2:
 874                         if (IS_QLA27XX(ha))
 875                                 ha->flt_region_vpd_sec = start;
 876                         break;
 877                 case FLT_REG_VPD_SEC_27XX_3:
 878                         if (IS_QLA27XX(ha))
 879                                 ha->flt_region_vpd_sec = start;
 880                         break;
 881                 }
 882         }
 883         goto done;
 884
 885 no_flash_data:
 886         /* Use hardcoded defaults. */
 887         loc = locations[0];
 888         ha->flt_region_fw = def_fw[def];
 889         ha->flt_region_boot = def_boot[def];
 890         ha->flt_region_vpd_nvram = def_vpd_nvram[def];
 891         ha->flt_region_vpd = (ha->port_no == 0) ?
 892             def_vpd0[def] : def_vpd1[def];
 893         ha->flt_region_nvram = (ha->port_no == 0) ?
 894             def_nvram0[def] : def_nvram1[def];
 895         ha->flt_region_fdt = def_fdt[def];
 896         ha->flt_region_npiv_conf = (ha->port_no == 0) ?
 897             def_npiv_conf0[def] : def_npiv_conf1[def];
 898 done:
 899         ql_dbg(ql_dbg_init, vha, 0x004a,
 900             "FLT[%s]: boot=0x%x fw=0x%x vpd_nvram=0x%x vpd=0x%x nvram=0x%x "
 901             "fdt=0x%x flt=0x%x npiv=0x%x fcp_prif_cfg=0x%x.\n",
 902             loc, ha->flt_region_boot, ha->flt_region_fw,
 903             ha->flt_region_vpd_nvram, ha->flt_region_vpd, ha->flt_region_nvram,
 904             ha->flt_region_fdt, ha->flt_region_flt, ha->flt_region_npiv_conf,
 905             ha->flt_region_fcp_prio);
 906 }
 907
 908 static void
 909 qla2xxx_get_fdt_info(scsi_qla_host_t *vha)
 910 {
 911 #define FLASH_BLK_SIZE_4K       0x1000
 912 #define FLASH_BLK_SIZE_32K      0x8000
 913 #define FLASH_BLK_SIZE_64K      0x10000
 914         const char *loc, *locations[] = { "MID", "FDT" };
 915         uint16_t cnt, chksum;
 916         uint16_t *wptr;
 917         struct qla_fdt_layout *fdt;
 918         uint8_t man_id, flash_id;
 919         uint16_t mid = 0, fid = 0;
 920         struct qla_hw_data *ha = vha->hw;
 921         struct req_que *req = ha->req_q_map[0];
 922
 923         wptr = (uint16_t *)req->ring;
 924         fdt = (struct qla_fdt_layout *)req->ring;
 925         ha->isp_ops->read_optrom(vha, (uint8_t *)req->ring,
 926             ha->flt_region_fdt << 2, OPTROM_BURST_SIZE);
 927         if (*wptr == cpu_to_le16(0xffff))
 928                 goto no_flash_data;
 929         if (fdt->sig[0] != 'Q' || fdt->sig[1] != 'L' || fdt->sig[2] != 'I' ||
 930             fdt->sig[3] != 'D')
 931                 goto no_flash_data;
 932
 933         for (cnt = 0, chksum = 0; cnt < sizeof(*fdt) >> 1; cnt++, wptr++)
 934                 chksum += le16_to_cpu(*wptr);
 935         if (chksum) {
 936                 ql_dbg(ql_dbg_init, vha, 0x004c,
 937                     "Inconsistent FDT detected:"
 938                     " checksum=0x%x id=%c version0x%x.\n", chksum,
 939                     fdt->sig[0], le16_to_cpu(fdt->version));
 940                 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0113,
 941                     (uint8_t *)fdt, sizeof(*fdt));
 942                 goto no_flash_data;
 943         }
 944
 945         loc = locations[1];
 946         mid = le16_to_cpu(fdt->man_id);
 947         fid = le16_to_cpu(fdt->id);
 948         ha->fdt_wrt_disable = fdt->wrt_disable_bits;
 949         ha->fdt_wrt_enable = fdt->wrt_enable_bits;
 950         ha->fdt_wrt_sts_reg_cmd = fdt->wrt_sts_reg_cmd;
 951         if (IS_QLA8044(ha))
 952                 ha->fdt_erase_cmd = fdt->erase_cmd;
 953         else
 954                 ha->fdt_erase_cmd =
 955                     flash_conf_addr(ha, 0x0300 | fdt->erase_cmd);
 956         ha->fdt_block_size = le32_to_cpu(fdt->block_size);
 957         if (fdt->unprotect_sec_cmd) {
 958                 ha->fdt_unprotect_sec_cmd = flash_conf_addr(ha, 0x0300 |
 959                     fdt->unprotect_sec_cmd);
 960                 ha->fdt_protect_sec_cmd = fdt->protect_sec_cmd ?
 961                     flash_conf_addr(ha, 0x0300 | fdt->protect_sec_cmd):
 962                     flash_conf_addr(ha, 0x0336);
 963         }
 964         goto done;
 965 no_flash_data:
 966         loc = locations[0];
 967         if (IS_P3P_TYPE(ha)) {
 968                 ha->fdt_block_size = FLASH_BLK_SIZE_64K;
 969                 goto done;
 970         }
 971         qla24xx_get_flash_manufacturer(ha, &man_id, &flash_id);
 972         mid = man_id;
 973         fid = flash_id;
 974         ha->fdt_wrt_disable = 0x9c;
 975         ha->fdt_erase_cmd = flash_conf_addr(ha, 0x03d8);
 976         switch (man_id) {
 977         case 0xbf: /* STT flash. */
 978                 if (flash_id == 0x8e)
 979                         ha->fdt_block_size = FLASH_BLK_SIZE_64K;
 980                 else
 981                         ha->fdt_block_size = FLASH_BLK_SIZE_32K;
 982
 983                 if (flash_id == 0x80)
 984                         ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0352);
 985                 break;
 986         case 0x13: /* ST M25P80. */
 987                 ha->fdt_block_size = FLASH_BLK_SIZE_64K;
 988                 break;
 989         case 0x1f: /* Atmel 26DF081A. */
 990                 ha->fdt_block_size = FLASH_BLK_SIZE_4K;
 991                 ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0320);
 992                 ha->fdt_unprotect_sec_cmd = flash_conf_addr(ha, 0x0339);
 993                 ha->fdt_protect_sec_cmd = flash_conf_addr(ha, 0x0336);
 994                 break;
 995         default:
 996                 /* Default to 64 kb sector size. */
 997                 ha->fdt_block_size = FLASH_BLK_SIZE_64K;
 998                 break;
 999         }
1000 done:
1001         ql_dbg(ql_dbg_init, vha, 0x004d,
1002             "FDT[%s]: (0x%x/0x%x) erase=0x%x "
1003             "pr=%x wrtd=0x%x blk=0x%x.\n",
1004             loc, mid, fid,
1005             ha->fdt_erase_cmd, ha->fdt_protect_sec_cmd,
1006             ha->fdt_wrt_disable, ha->fdt_block_size);
1007
1008 }
1009
1010 static void
1011 qla2xxx_get_idc_param(scsi_qla_host_t *vha)
1012 {
1013 #define QLA82XX_IDC_PARAM_ADDR       0x003e885c
1014         uint32_t *wptr;
1015         struct qla_hw_data *ha = vha->hw;
1016         struct req_que *req = ha->req_q_map[0];
1017
1018         if (!(IS_P3P_TYPE(ha)))
1019                 return;
1020
1021         wptr = (uint32_t *)req->ring;
1022         ha->isp_ops->read_optrom(vha, (uint8_t *)req->ring,
1023                 QLA82XX_IDC_PARAM_ADDR , 8);
1024
1025         if (*wptr == cpu_to_le32(0xffffffff)) {
1026                 ha->fcoe_dev_init_timeout = QLA82XX_ROM_DEV_INIT_TIMEOUT;
1027                 ha->fcoe_reset_timeout = QLA82XX_ROM_DRV_RESET_ACK_TIMEOUT;
1028         } else {
1029                 ha->fcoe_dev_init_timeout = le32_to_cpu(*wptr);
1030                 wptr++;
1031                 ha->fcoe_reset_timeout = le32_to_cpu(*wptr);
1032         }
1033         ql_dbg(ql_dbg_init, vha, 0x004e,
1034             "fcoe_dev_init_timeout=%d "
1035             "fcoe_reset_timeout=%d.\n", ha->fcoe_dev_init_timeout,
1036             ha->fcoe_reset_timeout);
1037         return;
1038 }
1039
1040 int
1041 qla2xxx_get_flash_info(scsi_qla_host_t *vha)
1042 {
1043         int ret;
1044         uint32_t flt_addr;
1045         struct qla_hw_data *ha = vha->hw;
1046
1047         if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
1048             !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha) && !IS_QLA27XX(ha))
1049                 return QLA_SUCCESS;
1050
1051         ret = qla2xxx_find_flt_start(vha, &flt_addr);
1052         if (ret != QLA_SUCCESS)
1053                 return ret;
1054
1055         qla2xxx_get_flt_info(vha, flt_addr);
1056         qla2xxx_get_fdt_info(vha);
1057         qla2xxx_get_idc_param(vha);
1058
1059         return QLA_SUCCESS;
1060 }
1061
1062 void
1063 qla2xxx_flash_npiv_conf(scsi_qla_host_t *vha)
1064 {
1065 #define NPIV_CONFIG_SIZE        (16*1024)
1066         void *data;
1067         uint16_t *wptr;
1068         uint16_t cnt, chksum;
1069         int i;
1070         struct qla_npiv_header hdr;
1071         struct qla_npiv_entry *entry;
1072         struct qla_hw_data *ha = vha->hw;
1073
1074         if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
1075             !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha))
1076                 return;
1077
1078         if (ha->flags.nic_core_reset_hdlr_active)
1079                 return;
1080
1081         if (IS_QLA8044(ha))
1082                 return;
1083
1084         ha->isp_ops->read_optrom(vha, (uint8_t *)&hdr,
1085             ha->flt_region_npiv_conf << 2, sizeof(struct qla_npiv_header));
1086         if (hdr.version == cpu_to_le16(0xffff))
1087                 return;
1088         if (hdr.version != cpu_to_le16(1)) {
1089                 ql_dbg(ql_dbg_user, vha, 0x7090,
1090                     "Unsupported NPIV-Config "
1091                     "detected: version=0x%x entries=0x%x checksum=0x%x.\n",
1092                     le16_to_cpu(hdr.version), le16_to_cpu(hdr.entries),
1093                     le16_to_cpu(hdr.checksum));
1094                 return;
1095         }
1096
1097         data = kmalloc(NPIV_CONFIG_SIZE, GFP_KERNEL);
1098         if (!data) {
1099                 ql_log(ql_log_warn, vha, 0x7091,
1100                     "Unable to allocate memory for data.\n");
1101                 return;
1102         }
1103
1104         ha->isp_ops->read_optrom(vha, (uint8_t *)data,
1105             ha->flt_region_npiv_conf << 2, NPIV_CONFIG_SIZE);
1106
1107         cnt = (sizeof(hdr) + le16_to_cpu(hdr.entries) * sizeof(*entry)) >> 1;
1108         for (wptr = data, chksum = 0; cnt--; wptr++)
1109                 chksum += le16_to_cpu(*wptr);
1110         if (chksum) {
1111                 ql_dbg(ql_dbg_user, vha, 0x7092,
1112                     "Inconsistent NPIV-Config "
1113                     "detected: version=0x%x entries=0x%x checksum=0x%x.\n",
1114                     le16_to_cpu(hdr.version), le16_to_cpu(hdr.entries),
1115                     le16_to_cpu(hdr.checksum));
1116                 goto done;
1117         }
1118
1119         entry = data + sizeof(struct qla_npiv_header);
1120         cnt = le16_to_cpu(hdr.entries);
1121         for (i = 0; cnt; cnt--, entry++, i++) {
1122                 uint16_t flags;
1123                 struct fc_vport_identifiers vid;
1124                 struct fc_vport *vport;
1125
1126                 memcpy(&ha->npiv_info[i], entry, sizeof(struct qla_npiv_entry));
1127
1128                 flags = le16_to_cpu(entry->flags);
1129                 if (flags == 0xffff)
1130                         continue;
1131                 if ((flags & BIT_0) == 0)
1132                         continue;
1133
1134                 memset(&vid, 0, sizeof(vid));
1135                 vid.roles = FC_PORT_ROLE_FCP_INITIATOR;
1136                 vid.vport_type = FC_PORTTYPE_NPIV;
1137                 vid.disable = false;
1138                 vid.port_name = wwn_to_u64(entry->port_name);
1139                 vid.node_name = wwn_to_u64(entry->node_name);
1140
1141                 ql_dbg(ql_dbg_user, vha, 0x7093,
1142                     "NPIV[%02x]: wwpn=%llx "
1143                     "wwnn=%llx vf_id=0x%x Q_qos=0x%x F_qos=0x%x.\n", cnt,
1144                     (unsigned long long)vid.port_name,
1145                     (unsigned long long)vid.node_name,
1146                     le16_to_cpu(entry->vf_id),
1147                     entry->q_qos, entry->f_qos);
1148
1149                 if (i < QLA_PRECONFIG_VPORTS) {
1150                         vport = fc_vport_create(vha->host, 0, &vid);
1151                         if (!vport)
1152                                 ql_log(ql_log_warn, vha, 0x7094,
1153                                     "NPIV-Config Failed to create vport [%02x]: "
1154                                     "wwpn=%llx wwnn=%llx.\n", cnt,
1155                                     (unsigned long long)vid.port_name,
1156                                     (unsigned long long)vid.node_name);
1157                 }
1158         }
1159 done:
1160         kfree(data);
1161 }
1162
1163 static int
1164 qla24xx_unprotect_flash(scsi_qla_host_t *vha)
1165 {
1166         struct qla_hw_data *ha = vha->hw;
1167         struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1168
1169         if (ha->flags.fac_supported)
1170                 return qla81xx_fac_do_write_enable(vha, 1);
1171
1172         /* Enable flash write. */
1173         WRT_REG_DWORD(&reg->ctrl_status,
1174             RD_REG_DWORD(&reg->ctrl_status) | CSRX_FLASH_ENABLE);
1175         RD_REG_DWORD(&reg->ctrl_status);        /* PCI Posting. */
1176
1177         if (!ha->fdt_wrt_disable)
1178                 goto done;
1179
1180         /* Disable flash write-protection, first clear SR protection bit */
1181         qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0);
1182         /* Then write zero again to clear remaining SR bits.*/
1183         qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0);
1184 done:
1185         return QLA_SUCCESS;
1186 }
1187
1188 static int
1189 qla24xx_protect_flash(scsi_qla_host_t *vha)
1190 {
1191         uint32_t cnt;
1192         struct qla_hw_data *ha = vha->hw;
1193         struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1194
1195         if (ha->flags.fac_supported)
1196                 return qla81xx_fac_do_write_enable(vha, 0);
1197
1198         if (!ha->fdt_wrt_disable)
1199                 goto skip_wrt_protect;
1200
1201         /* Enable flash write-protection and wait for completion. */
1202         qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101),
1203             ha->fdt_wrt_disable);
1204         for (cnt = 300; cnt &&
1205             qla24xx_read_flash_dword(ha, flash_conf_addr(ha, 0x005)) & BIT_0;
1206             cnt--) {
1207                 udelay(10);
1208         }
1209
1210 skip_wrt_protect:
1211         /* Disable flash write. */
1212         WRT_REG_DWORD(&reg->ctrl_status,
1213             RD_REG_DWORD(&reg->ctrl_status) & ~CSRX_FLASH_ENABLE);
1214         RD_REG_DWORD(&reg->ctrl_status);        /* PCI Posting. */
1215
1216         return QLA_SUCCESS;
1217 }
1218
1219 static int
1220 qla24xx_erase_sector(scsi_qla_host_t *vha, uint32_t fdata)
1221 {
1222         struct qla_hw_data *ha = vha->hw;
1223         uint32_t start, finish;
1224
1225         if (ha->flags.fac_supported) {
1226                 start = fdata >> 2;
1227                 finish = start + (ha->fdt_block_size >> 2) - 1;
1228                 return qla81xx_fac_erase_sector(vha, flash_data_addr(ha,
1229                     start), flash_data_addr(ha, finish));
1230         }
1231
1232         return qla24xx_write_flash_dword(ha, ha->fdt_erase_cmd,
1233             (fdata & 0xff00) | ((fdata << 16) & 0xff0000) |
1234             ((fdata >> 16) & 0xff));
1235 }
1236
1237 static int
1238 qla24xx_write_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,
1239     uint32_t dwords)
1240 {
1241         int ret;
1242         uint32_t liter;
1243         uint32_t sec_mask, rest_addr;
1244         uint32_t fdata;
1245         dma_addr_t optrom_dma;
1246         void *optrom = NULL;
1247         struct qla_hw_data *ha = vha->hw;
1248
1249         /* Prepare burst-capable write on supported ISPs. */
1250         if ((IS_QLA25XX(ha) || IS_QLA81XX(ha) || IS_QLA83XX(ha) ||
1251             IS_QLA27XX(ha)) &&
1252             !(faddr & 0xfff) && dwords > OPTROM_BURST_DWORDS) {
1253                 optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE,
1254                     &optrom_dma, GFP_KERNEL);
1255                 if (!optrom) {
1256                         ql_log(ql_log_warn, vha, 0x7095,
1257                             "Unable to allocate "
1258                             "memory for optrom burst write (%x KB).\n",
1259                             OPTROM_BURST_SIZE / 1024);
1260                 }
1261         }
1262
1263         rest_addr = (ha->fdt_block_size >> 2) - 1;
1264         sec_mask = ~rest_addr;
1265
1266         ret = qla24xx_unprotect_flash(vha);
1267         if (ret != QLA_SUCCESS) {
1268                 ql_log(ql_log_warn, vha, 0x7096,
1269                     "Unable to unprotect flash for update.\n");
1270                 goto done;
1271         }
1272
1273         for (liter = 0; liter < dwords; liter++, faddr++, dwptr++) {
1274                 fdata = (faddr & sec_mask) << 2;
1275
1276                 /* Are we at the beginning of a sector? */
1277                 if ((faddr & rest_addr) == 0) {
1278                         /* Do sector unprotect. */
1279                         if (ha->fdt_unprotect_sec_cmd)
1280                                 qla24xx_write_flash_dword(ha,
1281                                     ha->fdt_unprotect_sec_cmd,
1282                                     (fdata & 0xff00) | ((fdata << 16) &
1283                                     0xff0000) | ((fdata >> 16) & 0xff));
1284                         ret = qla24xx_erase_sector(vha, fdata);
1285                         if (ret != QLA_SUCCESS) {
1286                                 ql_dbg(ql_dbg_user, vha, 0x7007,
1287                                     "Unable to erase erase sector: address=%x.\n",
1288                                     faddr);
1289                                 break;
1290                         }
1291                 }
1292
1293                 /* Go with burst-write. */
1294                 if (optrom && (liter + OPTROM_BURST_DWORDS) <= dwords) {
1295                         /* Copy data to DMA'ble buffer. */
1296                         memcpy(optrom, dwptr, OPTROM_BURST_SIZE);
1297
1298                         ret = qla2x00_load_ram(vha, optrom_dma,
1299                             flash_data_addr(ha, faddr),
1300                             OPTROM_BURST_DWORDS);
1301                         if (ret != QLA_SUCCESS) {
1302                                 ql_log(ql_log_warn, vha, 0x7097,
1303                                     "Unable to burst-write optrom segment "
1304                                     "(%x/%x/%llx).\n", ret,
1305                                     flash_data_addr(ha, faddr),
1306                                     (unsigned long long)optrom_dma);
1307                                 ql_log(ql_log_warn, vha, 0x7098,
1308                                     "Reverting to slow-write.\n");
1309
1310                                 dma_free_coherent(&ha->pdev->dev,
1311                                     OPTROM_BURST_SIZE, optrom, optrom_dma);
1312                                 optrom = NULL;
1313                         } else {
1314                                 liter += OPTROM_BURST_DWORDS - 1;
1315                                 faddr += OPTROM_BURST_DWORDS - 1;
1316                                 dwptr += OPTROM_BURST_DWORDS - 1;
1317                                 continue;
1318                         }
1319                 }
1320
1321                 ret = qla24xx_write_flash_dword(ha,
1322                     flash_data_addr(ha, faddr), cpu_to_le32(*dwptr));
1323                 if (ret != QLA_SUCCESS) {
1324                         ql_dbg(ql_dbg_user, vha, 0x7006,
1325                             "Unable to program flash address=%x data=%x.\n",
1326                             faddr, *dwptr);
1327                         break;
1328                 }
1329
1330                 /* Do sector protect. */
1331                 if (ha->fdt_unprotect_sec_cmd &&
1332                     ((faddr & rest_addr) == rest_addr))
1333                         qla24xx_write_flash_dword(ha,
1334                             ha->fdt_protect_sec_cmd,
1335                             (fdata & 0xff00) | ((fdata << 16) &
1336                             0xff0000) | ((fdata >> 16) & 0xff));
1337         }
1338
1339         ret = qla24xx_protect_flash(vha);
1340         if (ret != QLA_SUCCESS)
1341                 ql_log(ql_log_warn, vha, 0x7099,
1342                     "Unable to protect flash after update.\n");
1343 done:
1344         if (optrom)
1345                 dma_free_coherent(&ha->pdev->dev,
1346                     OPTROM_BURST_SIZE, optrom, optrom_dma);
1347
1348         return ret;
1349 }
1350
1351 uint8_t *
1352 qla2x00_read_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
1353     uint32_t bytes)
1354 {
1355         uint32_t i;
1356         uint16_t *wptr;
1357         struct qla_hw_data *ha = vha->hw;
1358
1359         /* Word reads to NVRAM via registers. */
1360         wptr = (uint16_t *)buf;
1361         qla2x00_lock_nvram_access(ha);
1362         for (i = 0; i < bytes >> 1; i++, naddr++)
1363                 wptr[i] = cpu_to_le16(qla2x00_get_nvram_word(ha,
1364                     naddr));
1365         qla2x00_unlock_nvram_access(ha);
1366
1367         return buf;
1368 }
1369
1370 uint8_t *
1371 qla24xx_read_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
1372     uint32_t bytes)
1373 {
1374         uint32_t i;
1375         uint32_t *dwptr;
1376         struct qla_hw_data *ha = vha->hw;
1377
1378         if (IS_P3P_TYPE(ha))
1379                 return  buf;
1380
1381         /* Dword reads to flash. */
1382         dwptr = (uint32_t *)buf;
1383         for (i = 0; i < bytes >> 2; i++, naddr++)
1384                 dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha,
1385                     nvram_data_addr(ha, naddr)));
1386
1387         return buf;
1388 }
1389
1390 int
1391 qla2x00_write_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
1392     uint32_t bytes)
1393 {
1394         int ret, stat;
1395         uint32_t i;
1396         uint16_t *wptr;
1397         unsigned long flags;
1398         struct qla_hw_data *ha = vha->hw;
1399
1400         ret = QLA_SUCCESS;
1401
1402         spin_lock_irqsave(&ha->hardware_lock, flags);
1403         qla2x00_lock_nvram_access(ha);
1404
1405         /* Disable NVRAM write-protection. */
1406         stat = qla2x00_clear_nvram_protection(ha);
1407
1408         wptr = (uint16_t *)buf;
1409         for (i = 0; i < bytes >> 1; i++, naddr++) {
1410                 qla2x00_write_nvram_word(ha, naddr,
1411                     cpu_to_le16(*wptr));
1412                 wptr++;
1413         }
1414
1415         /* Enable NVRAM write-protection. */
1416         qla2x00_set_nvram_protection(ha, stat);
1417
1418         qla2x00_unlock_nvram_access(ha);
1419         spin_unlock_irqrestore(&ha->hardware_lock, flags);
1420
1421         return ret;
1422 }
1423
1424 int
1425 qla24xx_write_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
1426     uint32_t bytes)
1427 {
1428         int ret;
1429         uint32_t i;
1430         uint32_t *dwptr;
1431         struct qla_hw_data *ha = vha->hw;
1432         struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1433
1434         ret = QLA_SUCCESS;
1435
1436         if (IS_P3P_TYPE(ha))
1437                 return ret;
1438
1439         /* Enable flash write. */
1440         WRT_REG_DWORD(&reg->ctrl_status,
1441             RD_REG_DWORD(&reg->ctrl_status) | CSRX_FLASH_ENABLE);
1442         RD_REG_DWORD(&reg->ctrl_status);        /* PCI Posting. */
1443
1444         /* Disable NVRAM write-protection. */
1445         qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0);
1446         qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0);
1447
1448         /* Dword writes to flash. */
1449         dwptr = (uint32_t *)buf;
1450         for (i = 0; i < bytes >> 2; i++, naddr++, dwptr++) {
1451                 ret = qla24xx_write_flash_dword(ha,
1452                     nvram_data_addr(ha, naddr), cpu_to_le32(*dwptr));
1453                 if (ret != QLA_SUCCESS) {
1454                         ql_dbg(ql_dbg_user, vha, 0x709a,
1455                             "Unable to program nvram address=%x data=%x.\n",
1456                             naddr, *dwptr);
1457                         break;
1458                 }
1459         }
1460
1461         /* Enable NVRAM write-protection. */
1462         qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0x8c);
1463
1464         /* Disable flash write. */
1465         WRT_REG_DWORD(&reg->ctrl_status,
1466             RD_REG_DWORD(&reg->ctrl_status) & ~CSRX_FLASH_ENABLE);
1467         RD_REG_DWORD(&reg->ctrl_status);        /* PCI Posting. */
1468
1469         return ret;
1470 }
1471
1472 uint8_t *
1473 qla25xx_read_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
1474     uint32_t bytes)
1475 {
1476         uint32_t i;
1477         uint32_t *dwptr;
1478         struct qla_hw_data *ha = vha->hw;
1479
1480         /* Dword reads to flash. */
1481         dwptr = (uint32_t *)buf;
1482         for (i = 0; i < bytes >> 2; i++, naddr++)
1483                 dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha,
1484                     flash_data_addr(ha, ha->flt_region_vpd_nvram | naddr)));
1485
1486         return buf;
1487 }
1488
1489 int
1490 qla25xx_write_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
1491     uint32_t bytes)
1492 {
1493         struct qla_hw_data *ha = vha->hw;
1494 #define RMW_BUFFER_SIZE (64 * 1024)
1495         uint8_t *dbuf;
1496
1497         dbuf = vmalloc(RMW_BUFFER_SIZE);
1498         if (!dbuf)
1499                 return QLA_MEMORY_ALLOC_FAILED;
1500         ha->isp_ops->read_optrom(vha, dbuf, ha->flt_region_vpd_nvram << 2,
1501             RMW_BUFFER_SIZE);
1502         memcpy(dbuf + (naddr << 2), buf, bytes);
1503         ha->isp_ops->write_optrom(vha, dbuf, ha->flt_region_vpd_nvram << 2,
1504             RMW_BUFFER_SIZE);
1505         vfree(dbuf);
1506
1507         return QLA_SUCCESS;
1508 }
1509
1510 static inline void
1511 qla2x00_flip_colors(struct qla_hw_data *ha, uint16_t *pflags)
1512 {
1513         if (IS_QLA2322(ha)) {
1514                 /* Flip all colors. */
1515                 if (ha->beacon_color_state == QLA_LED_ALL_ON) {
1516                         /* Turn off. */
1517                         ha->beacon_color_state = 0;
1518                         *pflags = GPIO_LED_ALL_OFF;
1519                 } else {
1520                         /* Turn on. */
1521                         ha->beacon_color_state = QLA_LED_ALL_ON;
1522                         *pflags = GPIO_LED_RGA_ON;
1523                 }
1524         } else {
1525                 /* Flip green led only. */
1526                 if (ha->beacon_color_state == QLA_LED_GRN_ON) {
1527                         /* Turn off. */
1528                         ha->beacon_color_state = 0;
1529                         *pflags = GPIO_LED_GREEN_OFF_AMBER_OFF;
1530                 } else {
1531                         /* Turn on. */
1532                         ha->beacon_color_state = QLA_LED_GRN_ON;
1533                         *pflags = GPIO_LED_GREEN_ON_AMBER_OFF;
1534                 }
1535         }
1536 }
1537
1538 #define PIO_REG(h, r) ((h)->pio_address + offsetof(struct device_reg_2xxx, r))
1539
1540 void
1541 qla2x00_beacon_blink(struct scsi_qla_host *vha)
1542 {
1543         uint16_t gpio_enable;
1544         uint16_t gpio_data;
1545         uint16_t led_color = 0;
1546         unsigned long flags;
1547         struct qla_hw_data *ha = vha->hw;
1548         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1549
1550         if (IS_P3P_TYPE(ha))
1551                 return;
1552
1553         spin_lock_irqsave(&ha->hardware_lock, flags);
1554
1555         /* Save the Original GPIOE. */
1556         if (ha->pio_address) {
1557                 gpio_enable = RD_REG_WORD_PIO(PIO_REG(ha, gpioe));
1558                 gpio_data = RD_REG_WORD_PIO(PIO_REG(ha, gpiod));
1559         } else {
1560                 gpio_enable = RD_REG_WORD(&reg->gpioe);
1561                 gpio_data = RD_REG_WORD(&reg->gpiod);
1562         }
1563
1564         /* Set the modified gpio_enable values */
1565         gpio_enable |= GPIO_LED_MASK;
1566
1567         if (ha->pio_address) {
1568                 WRT_REG_WORD_PIO(PIO_REG(ha, gpioe), gpio_enable);
1569         } else {
1570                 WRT_REG_WORD(&reg->gpioe, gpio_enable);
1571                 RD_REG_WORD(&reg->gpioe);
1572         }
1573
1574         qla2x00_flip_colors(ha, &led_color);
1575
1576         /* Clear out any previously set LED color. */
1577         gpio_data &= ~GPIO_LED_MASK;
1578
1579         /* Set the new input LED color to GPIOD. */
1580         gpio_data |= led_color;
1581
1582         /* Set the modified gpio_data values */
1583         if (ha->pio_address) {
1584                 WRT_REG_WORD_PIO(PIO_REG(ha, gpiod), gpio_data);
1585         } else {
1586                 WRT_REG_WORD(&reg->gpiod, gpio_data);
1587                 RD_REG_WORD(&reg->gpiod);
1588         }
1589
1590         spin_unlock_irqrestore(&ha->hardware_lock, flags);
1591 }
1592
1593 int
1594 qla2x00_beacon_on(struct scsi_qla_host *vha)
1595 {
1596         uint16_t gpio_enable;
1597         uint16_t gpio_data;
1598         unsigned long flags;
1599         struct qla_hw_data *ha = vha->hw;
1600         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1601
1602         ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
1603         ha->fw_options[1] |= FO1_DISABLE_GPIO6_7;
1604
1605         if (qla2x00_set_fw_options(vha, ha->fw_options) != QLA_SUCCESS) {
1606                 ql_log(ql_log_warn, vha, 0x709b,
1607                     "Unable to update fw options (beacon on).\n");
1608                 return QLA_FUNCTION_FAILED;
1609         }
1610
1611         /* Turn off LEDs. */
1612         spin_lock_irqsave(&ha->hardware_lock, flags);
1613         if (ha->pio_address) {
1614                 gpio_enable = RD_REG_WORD_PIO(PIO_REG(ha, gpioe));
1615                 gpio_data = RD_REG_WORD_PIO(PIO_REG(ha, gpiod));
1616         } else {
1617                 gpio_enable = RD_REG_WORD(&reg->gpioe);
1618                 gpio_data = RD_REG_WORD(&reg->gpiod);
1619         }
1620         gpio_enable |= GPIO_LED_MASK;
1621
1622         /* Set the modified gpio_enable values. */
1623         if (ha->pio_address) {
1624                 WRT_REG_WORD_PIO(PIO_REG(ha, gpioe), gpio_enable);
1625         } else {
1626                 WRT_REG_WORD(&reg->gpioe, gpio_enable);
1627                 RD_REG_WORD(&reg->gpioe);
1628         }
1629
1630         /* Clear out previously set LED colour. */
1631         gpio_data &= ~GPIO_LED_MASK;
1632         if (ha->pio_address) {
1633                 WRT_REG_WORD_PIO(PIO_REG(ha, gpiod), gpio_data);
1634         } else {
1635                 WRT_REG_WORD(&reg->gpiod, gpio_data);
1636                 RD_REG_WORD(&reg->gpiod);
1637         }
1638         spin_unlock_irqrestore(&ha->hardware_lock, flags);
1639
1640         /*
1641          * Let the per HBA timer kick off the blinking process based on
1642          * the following flags. No need to do anything else now.
1643          */
1644         ha->beacon_blink_led = 1;
1645         ha->beacon_color_state = 0;
1646
1647         return QLA_SUCCESS;
1648 }
1649
1650 int
1651 qla2x00_beacon_off(struct scsi_qla_host *vha)
1652 {
1653         int rval = QLA_SUCCESS;
1654         struct qla_hw_data *ha = vha->hw;
1655
1656         ha->beacon_blink_led = 0;
1657
1658         /* Set the on flag so when it gets flipped it will be off. */
1659         if (IS_QLA2322(ha))
1660                 ha->beacon_color_state = QLA_LED_ALL_ON;
1661         else
1662                 ha->beacon_color_state = QLA_LED_GRN_ON;
1663
1664         ha->isp_ops->beacon_blink(vha); /* This turns green LED off */
1665
1666         ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
1667         ha->fw_options[1] &= ~FO1_DISABLE_GPIO6_7;
1668
1669         rval = qla2x00_set_fw_options(vha, ha->fw_options);
1670         if (rval != QLA_SUCCESS)
1671                 ql_log(ql_log_warn, vha, 0x709c,
1672                     "Unable to update fw options (beacon off).\n");
1673         return rval;
1674 }
1675
1676
1677 static inline void
1678 qla24xx_flip_colors(struct qla_hw_data *ha, uint16_t *pflags)
1679 {
1680         /* Flip all colors. */
1681         if (ha->beacon_color_state == QLA_LED_ALL_ON) {
1682                 /* Turn off. */
1683                 ha->beacon_color_state = 0;
1684                 *pflags = 0;
1685         } else {
1686                 /* Turn on. */
1687                 ha->beacon_color_state = QLA_LED_ALL_ON;
1688                 *pflags = GPDX_LED_YELLOW_ON | GPDX_LED_AMBER_ON;
1689         }
1690 }
1691
1692 void
1693 qla24xx_beacon_blink(struct scsi_qla_host *vha)
1694 {
1695         uint16_t led_color = 0;
1696         uint32_t gpio_data;
1697         unsigned long flags;
1698         struct qla_hw_data *ha = vha->hw;
1699         struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1700
1701         /* Save the Original GPIOD. */
1702         spin_lock_irqsave(&ha->hardware_lock, flags);
1703         gpio_data = RD_REG_DWORD(&reg->gpiod);
1704
1705         /* Enable the gpio_data reg for update. */
1706         gpio_data |= GPDX_LED_UPDATE_MASK;
1707
1708         WRT_REG_DWORD(&reg->gpiod, gpio_data);
1709         gpio_data = RD_REG_DWORD(&reg->gpiod);
1710
1711         /* Set the color bits. */
1712         qla24xx_flip_colors(ha, &led_color);
1713
1714         /* Clear out any previously set LED color. */
1715         gpio_data &= ~GPDX_LED_COLOR_MASK;
1716
1717         /* Set the new input LED color to GPIOD. */
1718         gpio_data |= led_color;
1719
1720         /* Set the modified gpio_data values. */
1721         WRT_REG_DWORD(&reg->gpiod, gpio_data);
1722         gpio_data = RD_REG_DWORD(&reg->gpiod);
1723         spin_unlock_irqrestore(&ha->hardware_lock, flags);
1724 }
1725
1726 static uint32_t
1727 qla83xx_select_led_port(struct qla_hw_data *ha)
1728 {
1729         uint32_t led_select_value = 0;
1730
1731         if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha))
1732                 goto out;
1733
1734         if (ha->port_no == 0)
1735                 led_select_value = QLA83XX_LED_PORT0;
1736         else
1737                 led_select_value = QLA83XX_LED_PORT1;
1738
1739 out:
1740         return led_select_value;
1741 }
1742
1743 void
1744 qla83xx_beacon_blink(struct scsi_qla_host *vha)
1745 {
1746         uint32_t led_select_value;
1747         struct qla_hw_data *ha = vha->hw;
1748         uint16_t led_cfg[6];
1749         uint16_t orig_led_cfg[6];
1750         uint32_t led_10_value, led_43_value;
1751
1752         if (!IS_QLA83XX(ha) && !IS_QLA81XX(ha) && !IS_QLA27XX(ha))
1753                 return;
1754
1755         if (!ha->beacon_blink_led)
1756                 return;
1757
1758         if (IS_QLA27XX(ha)) {
1759                 qla2x00_write_ram_word(vha, 0x1003, 0x40000230);
1760                 qla2x00_write_ram_word(vha, 0x1004, 0x40000230);
1761         } else if (IS_QLA2031(ha)) {
1762                 led_select_value = qla83xx_select_led_port(ha);
1763
1764                 qla83xx_wr_reg(vha, led_select_value, 0x40000230);
1765                 qla83xx_wr_reg(vha, led_select_value + 4, 0x40000230);
1766         } else if (IS_QLA8031(ha)) {
1767                 led_select_value = qla83xx_select_led_port(ha);
1768
1769                 qla83xx_rd_reg(vha, led_select_value, &led_10_value);
1770                 qla83xx_rd_reg(vha, led_select_value + 0x10, &led_43_value);
1771                 qla83xx_wr_reg(vha, led_select_value, 0x01f44000);
1772                 msleep(500);
1773                 qla83xx_wr_reg(vha, led_select_value, 0x400001f4);
1774                 msleep(1000);
1775                 qla83xx_wr_reg(vha, led_select_value, led_10_value);
1776                 qla83xx_wr_reg(vha, led_select_value + 0x10, led_43_value);
1777         } else if (IS_QLA81XX(ha)) {
1778                 int rval;
1779
1780                 /* Save Current */
1781                 rval = qla81xx_get_led_config(vha, orig_led_cfg);
1782                 /* Do the blink */
1783                 if (rval == QLA_SUCCESS) {
1784                         if (IS_QLA81XX(ha)) {
1785                                 led_cfg[0] = 0x4000;
1786                                 led_cfg[1] = 0x2000;
1787                                 led_cfg[2] = 0;
1788                                 led_cfg[3] = 0;
1789                                 led_cfg[4] = 0;
1790                                 led_cfg[5] = 0;
1791                         } else {
1792                                 led_cfg[0] = 0x4000;
1793                                 led_cfg[1] = 0x4000;
1794                                 led_cfg[2] = 0x4000;
1795                                 led_cfg[3] = 0x2000;
1796                                 led_cfg[4] = 0;
1797                                 led_cfg[5] = 0x2000;
1798                         }
1799                         rval = qla81xx_set_led_config(vha, led_cfg);
1800                         msleep(1000);
1801                         if (IS_QLA81XX(ha)) {
1802                                 led_cfg[0] = 0x4000;
1803                                 led_cfg[1] = 0x2000;
1804                                 led_cfg[2] = 0;
1805                         } else {
1806                                 led_cfg[0] = 0x4000;
1807                                 led_cfg[1] = 0x2000;
1808                                 led_cfg[2] = 0x4000;
1809                                 led_cfg[3] = 0x4000;
1810                                 led_cfg[4] = 0;
1811                                 led_cfg[5] = 0x2000;
1812                         }
1813                         rval = qla81xx_set_led_config(vha, led_cfg);
1814                 }
1815                 /* On exit, restore original (presumes no status change) */
1816                 qla81xx_set_led_config(vha, orig_led_cfg);
1817         }
1818 }
1819
1820 int
1821 qla24xx_beacon_on(struct scsi_qla_host *vha)
1822 {
1823         uint32_t gpio_data;
1824         unsigned long flags;
1825         struct qla_hw_data *ha = vha->hw;
1826         struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1827
1828         if (IS_P3P_TYPE(ha))
1829                 return QLA_SUCCESS;
1830
1831         if (IS_QLA8031(ha) || IS_QLA81XX(ha))
1832                 goto skip_gpio; /* let blink handle it */
1833
1834         if (ha->beacon_blink_led == 0) {
1835                 /* Enable firmware for update */
1836                 ha->fw_options[1] |= ADD_FO1_DISABLE_GPIO_LED_CTRL;
1837
1838                 if (qla2x00_set_fw_options(vha, ha->fw_options) != QLA_SUCCESS)
1839                         return QLA_FUNCTION_FAILED;
1840
1841                 if (qla2x00_get_fw_options(vha, ha->fw_options) !=
1842                     QLA_SUCCESS) {
1843                         ql_log(ql_log_warn, vha, 0x7009,
1844                             "Unable to update fw options (beacon on).\n");
1845                         return QLA_FUNCTION_FAILED;
1846                 }
1847
1848                 if (IS_QLA2031(ha) || IS_QLA27XX(ha))
1849                         goto skip_gpio;
1850
1851                 spin_lock_irqsave(&ha->hardware_lock, flags);
1852                 gpio_data = RD_REG_DWORD(&reg->gpiod);
1853
1854                 /* Enable the gpio_data reg for update. */
1855                 gpio_data |= GPDX_LED_UPDATE_MASK;
1856                 WRT_REG_DWORD(&reg->gpiod, gpio_data);
1857                 RD_REG_DWORD(&reg->gpiod);
1858
1859                 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1860         }
1861
1862         /* So all colors blink together. */
1863         ha->beacon_color_state = 0;
1864
1865 skip_gpio:
1866         /* Let the per HBA timer kick off the blinking process. */
1867         ha->beacon_blink_led = 1;
1868
1869         return QLA_SUCCESS;
1870 }
1871
1872 int
1873 qla24xx_beacon_off(struct scsi_qla_host *vha)
1874 {
1875         uint32_t gpio_data;
1876         unsigned long flags;
1877         struct qla_hw_data *ha = vha->hw;
1878         struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1879
1880         if (IS_P3P_TYPE(ha))
1881                 return QLA_SUCCESS;
1882
1883         ha->beacon_blink_led = 0;
1884
1885         if (IS_QLA2031(ha) || IS_QLA27XX(ha))
1886                 goto set_fw_options;
1887
1888         if (IS_QLA8031(ha) || IS_QLA81XX(ha))
1889                 return QLA_SUCCESS;
1890
1891         ha->beacon_color_state = QLA_LED_ALL_ON;
1892
1893         ha->isp_ops->beacon_blink(vha); /* Will flip to all off. */
1894
1895         /* Give control back to firmware. */
1896         spin_lock_irqsave(&ha->hardware_lock, flags);
1897         gpio_data = RD_REG_DWORD(&reg->gpiod);
1898
1899         /* Disable the gpio_data reg for update. */
1900         gpio_data &= ~GPDX_LED_UPDATE_MASK;
1901         WRT_REG_DWORD(&reg->gpiod, gpio_data);
1902         RD_REG_DWORD(&reg->gpiod);
1903         spin_unlock_irqrestore(&ha->hardware_lock, flags);
1904
1905 set_fw_options:
1906         ha->fw_options[1] &= ~ADD_FO1_DISABLE_GPIO_LED_CTRL;
1907
1908         if (qla2x00_set_fw_options(vha, ha->fw_options) != QLA_SUCCESS) {
1909                 ql_log(ql_log_warn, vha, 0x704d,
1910                     "Unable to update fw options (beacon on).\n");
1911                 return QLA_FUNCTION_FAILED;
1912         }
1913
1914         if (qla2x00_get_fw_options(vha, ha->fw_options) != QLA_SUCCESS) {
1915                 ql_log(ql_log_warn, vha, 0x704e,
1916                     "Unable to update fw options (beacon on).\n");
1917                 return QLA_FUNCTION_FAILED;
1918         }
1919
1920         return QLA_SUCCESS;
1921 }
1922
1923
1924 /*
1925  * Flash support routines
1926  */
1927
1928 /**
1929  * qla2x00_flash_enable() - Setup flash for reading and writing.
1930  * @ha: HA context
1931  */
1932 static void
1933 qla2x00_flash_enable(struct qla_hw_data *ha)
1934 {
1935         uint16_t data;
1936         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1937
1938         data = RD_REG_WORD(&reg->ctrl_status);
1939         data |= CSR_FLASH_ENABLE;
1940         WRT_REG_WORD(&reg->ctrl_status, data);
1941         RD_REG_WORD(&reg->ctrl_status);         /* PCI Posting. */
1942 }
1943
1944 /**
1945  * qla2x00_flash_disable() - Disable flash and allow RISC to run.
1946  * @ha: HA context
1947  */
1948 static void
1949 qla2x00_flash_disable(struct qla_hw_data *ha)
1950 {
1951         uint16_t data;
1952         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1953
1954         data = RD_REG_WORD(&reg->ctrl_status);
1955         data &= ~(CSR_FLASH_ENABLE);
1956         WRT_REG_WORD(&reg->ctrl_status, data);
1957         RD_REG_WORD(&reg->ctrl_status);         /* PCI Posting. */
1958 }
1959
1960 /**
1961  * qla2x00_read_flash_byte() - Reads a byte from flash
1962  * @ha: HA context
1963  * @addr: Address in flash to read
1964  *
1965  * A word is read from the chip, but, only the lower byte is valid.
1966  *
1967  * Returns the byte read from flash @addr.
1968  */
1969 static uint8_t
1970 qla2x00_read_flash_byte(struct qla_hw_data *ha, uint32_t addr)
1971 {
1972         uint16_t data;
1973         uint16_t bank_select;
1974         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1975
1976         bank_select = RD_REG_WORD(&reg->ctrl_status);
1977
1978         if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
1979                 /* Specify 64K address range: */
1980                 /*  clear out Module Select and Flash Address bits [19:16]. */
1981                 bank_select &= ~0xf8;
1982                 bank_select |= addr >> 12 & 0xf0;
1983                 bank_select |= CSR_FLASH_64K_BANK;
1984                 WRT_REG_WORD(&reg->ctrl_status, bank_select);
1985                 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
1986
1987                 WRT_REG_WORD(&reg->flash_address, (uint16_t)addr);
1988                 data = RD_REG_WORD(&reg->flash_data);
1989
1990                 return (uint8_t)data;
1991         }
1992
1993         /* Setup bit 16 of flash address. */
1994         if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) {
1995                 bank_select |= CSR_FLASH_64K_BANK;
1996                 WRT_REG_WORD(&reg->ctrl_status, bank_select);
1997                 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
1998         } else if (((addr & BIT_16) == 0) &&
1999             (bank_select & CSR_FLASH_64K_BANK)) {
2000                 bank_select &= ~(CSR_FLASH_64K_BANK);
2001                 WRT_REG_WORD(&reg->ctrl_status, bank_select);
2002                 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
2003         }
2004
2005         /* Always perform IO mapped accesses to the FLASH registers. */
2006         if (ha->pio_address) {
2007                 uint16_t data2;
2008
2009                 WRT_REG_WORD_PIO(PIO_REG(ha, flash_address), (uint16_t)addr);
2010                 do {
2011                         data = RD_REG_WORD_PIO(PIO_REG(ha, flash_data));
2012                         barrier();
2013                         cpu_relax();
2014                         data2 = RD_REG_WORD_PIO(PIO_REG(ha, flash_data));
2015                 } while (data != data2);
2016         } else {
2017                 WRT_REG_WORD(&reg->flash_address, (uint16_t)addr);
2018                 data = qla2x00_debounce_register(&reg->flash_data);
2019         }
2020
2021         return (uint8_t)data;
2022 }
2023
2024 /**
2025  * qla2x00_write_flash_byte() - Write a byte to flash
2026  * @ha: HA context
2027  * @addr: Address in flash to write
2028  * @data: Data to write
2029  */
2030 static void
2031 qla2x00_write_flash_byte(struct qla_hw_data *ha, uint32_t addr, uint8_t data)
2032 {
2033         uint16_t bank_select;
2034         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2035
2036         bank_select = RD_REG_WORD(&reg->ctrl_status);
2037         if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
2038                 /* Specify 64K address range: */
2039                 /*  clear out Module Select and Flash Address bits [19:16]. */
2040                 bank_select &= ~0xf8;
2041                 bank_select |= addr >> 12 & 0xf0;
2042                 bank_select |= CSR_FLASH_64K_BANK;
2043                 WRT_REG_WORD(&reg->ctrl_status, bank_select);
2044                 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
2045
2046                 WRT_REG_WORD(&reg->flash_address, (uint16_t)addr);
2047                 RD_REG_WORD(&reg->ctrl_status);         /* PCI Posting. */
2048                 WRT_REG_WORD(&reg->flash_data, (uint16_t)data);
2049                 RD_REG_WORD(&reg->ctrl_status);         /* PCI Posting. */
2050
2051                 return;
2052         }
2053
2054         /* Setup bit 16 of flash address. */
2055         if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) {
2056                 bank_select |= CSR_FLASH_64K_BANK;
2057                 WRT_REG_WORD(&reg->ctrl_status, bank_select);
2058                 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
2059         } else if (((addr & BIT_16) == 0) &&
2060             (bank_select & CSR_FLASH_64K_BANK)) {
2061                 bank_select &= ~(CSR_FLASH_64K_BANK);
2062                 WRT_REG_WORD(&reg->ctrl_status, bank_select);
2063                 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
2064         }
2065
2066         /* Always perform IO mapped accesses to the FLASH registers. */
2067         if (ha->pio_address) {
2068                 WRT_REG_WORD_PIO(PIO_REG(ha, flash_address), (uint16_t)addr);
2069                 WRT_REG_WORD_PIO(PIO_REG(ha, flash_data), (uint16_t)data);
2070         } else {
2071                 WRT_REG_WORD(&reg->flash_address, (uint16_t)addr);
2072                 RD_REG_WORD(&reg->ctrl_status);         /* PCI Posting. */
2073                 WRT_REG_WORD(&reg->flash_data, (uint16_t)data);
2074                 RD_REG_WORD(&reg->ctrl_status);         /* PCI Posting. */
2075         }
2076 }
2077
2078 /**
2079  * qla2x00_poll_flash() - Polls flash for completion.
2080  * @ha: HA context
2081  * @addr: Address in flash to poll
2082  * @poll_data: Data to be polled
2083  * @man_id: Flash manufacturer ID
2084  * @flash_id: Flash ID
2085  *
2086  * This function polls the device until bit 7 of what is read matches data
2087  * bit 7 or until data bit 5 becomes a 1.  If that hapens, the flash ROM timed
2088  * out (a fatal error).  The flash book recommeds reading bit 7 again after
2089  * reading bit 5 as a 1.
2090  *
2091  * Returns 0 on success, else non-zero.
2092  */
2093 static int
2094 qla2x00_poll_flash(struct qla_hw_data *ha, uint32_t addr, uint8_t poll_data,
2095     uint8_t man_id, uint8_t flash_id)
2096 {
2097         int status;
2098         uint8_t flash_data;
2099         uint32_t cnt;
2100
2101         status = 1;
2102
2103         /* Wait for 30 seconds for command to finish. */
2104         poll_data &= BIT_7;
2105         for (cnt = 3000000; cnt; cnt--) {
2106                 flash_data = qla2x00_read_flash_byte(ha, addr);
2107                 if ((flash_data & BIT_7) == poll_data) {
2108                         status = 0;
2109                         break;
2110                 }
2111
2112                 if (man_id != 0x40 && man_id != 0xda) {
2113                         if ((flash_data & BIT_5) && cnt > 2)
2114                                 cnt = 2;
2115                 }
2116                 udelay(10);
2117                 barrier();
2118                 cond_resched();
2119         }
2120         return status;
2121 }
2122
2123 /**
2124  * qla2x00_program_flash_address() - Programs a flash address
2125  * @ha: HA context
2126  * @addr: Address in flash to program
2127  * @data: Data to be written in flash
2128  * @man_id: Flash manufacturer ID
2129  * @flash_id: Flash ID
2130  *
2131  * Returns 0 on success, else non-zero.
2132  */
2133 static int
2134 qla2x00_program_flash_address(struct qla_hw_data *ha, uint32_t addr,
2135     uint8_t data, uint8_t man_id, uint8_t flash_id)
2136 {
2137         /* Write Program Command Sequence. */
2138         if (IS_OEM_001(ha)) {
2139                 qla2x00_write_flash_byte(ha, 0xaaa, 0xaa);
2140                 qla2x00_write_flash_byte(ha, 0x555, 0x55);
2141                 qla2x00_write_flash_byte(ha, 0xaaa, 0xa0);
2142                 qla2x00_write_flash_byte(ha, addr, data);
2143         } else {
2144                 if (man_id == 0xda && flash_id == 0xc1) {
2145                         qla2x00_write_flash_byte(ha, addr, data);
2146                         if (addr & 0x7e)
2147                                 return 0;
2148                 } else {
2149                         qla2x00_write_flash_byte(ha, 0x5555, 0xaa);
2150                         qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);
2151                         qla2x00_write_flash_byte(ha, 0x5555, 0xa0);
2152                         qla2x00_write_flash_byte(ha, addr, data);
2153                 }
2154         }
2155
2156         udelay(150);
2157
2158         /* Wait for write to complete. */
2159         return qla2x00_poll_flash(ha, addr, data, man_id, flash_id);
2160 }
2161
2162 /**
2163  * qla2x00_erase_flash() - Erase the flash.
2164  * @ha: HA context
2165  * @man_id: Flash manufacturer ID
2166  * @flash_id: Flash ID
2167  *
2168  * Returns 0 on success, else non-zero.
2169  */
2170 static int
2171 qla2x00_erase_flash(struct qla_hw_data *ha, uint8_t man_id, uint8_t flash_id)
2172 {
2173         /* Individual Sector Erase Command Sequence */
2174         if (IS_OEM_001(ha)) {
2175                 qla2x00_write_flash_byte(ha, 0xaaa, 0xaa);
2176                 qla2x00_write_flash_byte(ha, 0x555, 0x55);
2177                 qla2x00_write_flash_byte(ha, 0xaaa, 0x80);
2178                 qla2x00_write_flash_byte(ha, 0xaaa, 0xaa);
2179                 qla2x00_write_flash_byte(ha, 0x555, 0x55);
2180                 qla2x00_write_flash_byte(ha, 0xaaa, 0x10);
2181         } else {
2182                 qla2x00_write_flash_byte(ha, 0x5555, 0xaa);
2183                 qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);
2184                 qla2x00_write_flash_byte(ha, 0x5555, 0x80);
2185                 qla2x00_write_flash_byte(ha, 0x5555, 0xaa);
2186                 qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);
2187                 qla2x00_write_flash_byte(ha, 0x5555, 0x10);
2188         }
2189
2190         udelay(150);
2191
2192         /* Wait for erase to complete. */
2193         return qla2x00_poll_flash(ha, 0x00, 0x80, man_id, flash_id);
2194 }
2195
2196 /**
2197  * qla2x00_erase_flash_sector() - Erase a flash sector.
2198  * @ha: HA context
2199  * @addr: Flash sector to erase
2200  * @sec_mask: Sector address mask
2201  * @man_id: Flash manufacturer ID
2202  * @flash_id: Flash ID
2203  *
2204  * Returns 0 on success, else non-zero.
2205  */
2206 static int
2207 qla2x00_erase_flash_sector(struct qla_hw_data *ha, uint32_t addr,
2208     uint32_t sec_mask, uint8_t man_id, uint8_t flash_id)
2209 {
2210         /* Individual Sector Erase Command Sequence */
2211         qla2x00_write_flash_byte(ha, 0x5555, 0xaa);
2212         qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);
2213         qla2x00_write_flash_byte(ha, 0x5555, 0x80);
2214         qla2x00_write_flash_byte(ha, 0x5555, 0xaa);
2215         qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);
2216         if (man_id == 0x1f && flash_id == 0x13)
2217                 qla2x00_write_flash_byte(ha, addr & sec_mask, 0x10);
2218         else
2219                 qla2x00_write_flash_byte(ha, addr & sec_mask, 0x30);
2220
2221         udelay(150);
2222
2223         /* Wait for erase to complete. */
2224         return qla2x00_poll_flash(ha, addr, 0x80, man_id, flash_id);
2225 }
2226
2227 /**
2228  * qla2x00_get_flash_manufacturer() - Read manufacturer ID from flash chip.
2229  * @man_id: Flash manufacturer ID
2230  * @flash_id: Flash ID
2231  */
2232 static void
2233 qla2x00_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id,
2234     uint8_t *flash_id)
2235 {
2236         qla2x00_write_flash_byte(ha, 0x5555, 0xaa);
2237         qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);
2238         qla2x00_write_flash_byte(ha, 0x5555, 0x90);
2239         *man_id = qla2x00_read_flash_byte(ha, 0x0000);
2240         *flash_id = qla2x00_read_flash_byte(ha, 0x0001);
2241         qla2x00_write_flash_byte(ha, 0x5555, 0xaa);
2242         qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);
2243         qla2x00_write_flash_byte(ha, 0x5555, 0xf0);
2244 }
2245
2246 static void
2247 qla2x00_read_flash_data(struct qla_hw_data *ha, uint8_t *tmp_buf,
2248         uint32_t saddr, uint32_t length)
2249 {
2250         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2251         uint32_t midpoint, ilength;
2252         uint8_t data;
2253
2254         midpoint = length / 2;
2255
2256         WRT_REG_WORD(&reg->nvram, 0);
2257         RD_REG_WORD(&reg->nvram);
2258         for (ilength = 0; ilength < length; saddr++, ilength++, tmp_buf++) {
2259                 if (ilength == midpoint) {
2260                         WRT_REG_WORD(&reg->nvram, NVR_SELECT);
2261                         RD_REG_WORD(&reg->nvram);
2262                 }
2263                 data = qla2x00_read_flash_byte(ha, saddr);
2264                 if (saddr % 100)
2265                         udelay(10);
2266                 *tmp_buf = data;
2267                 cond_resched();
2268         }
2269 }
2270
2271 static inline void
2272 qla2x00_suspend_hba(struct scsi_qla_host *vha)
2273 {
2274         int cnt;
2275         unsigned long flags;
2276         struct qla_hw_data *ha = vha->hw;
2277         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2278
2279         /* Suspend HBA. */
2280         scsi_block_requests(vha->host);
2281         ha->isp_ops->disable_intrs(ha);
2282         set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);
2283
2284         /* Pause RISC. */
2285         spin_lock_irqsave(&ha->hardware_lock, flags);
2286         WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
2287         RD_REG_WORD(&reg->hccr);
2288         if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
2289                 for (cnt = 0; cnt < 30000; cnt++) {
2290                         if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) != 0)
2291                                 break;
2292                         udelay(100);
2293                 }
2294         } else {
2295                 udelay(10);
2296         }
2297         spin_unlock_irqrestore(&ha->hardware_lock, flags);
2298 }
2299
2300 static inline void
2301 qla2x00_resume_hba(struct scsi_qla_host *vha)
2302 {
2303         struct qla_hw_data *ha = vha->hw;
2304
2305         /* Resume HBA. */
2306         clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);
2307         set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2308         qla2xxx_wake_dpc(vha);
2309         qla2x00_wait_for_chip_reset(vha);
2310         scsi_unblock_requests(vha->host);
2311 }
2312
2313 uint8_t *
2314 qla2x00_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf,
2315     uint32_t offset, uint32_t length)
2316 {
2317         uint32_t addr, midpoint;
2318         uint8_t *data;
2319         struct qla_hw_data *ha = vha->hw;
2320         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2321
2322         /* Suspend HBA. */
2323         qla2x00_suspend_hba(vha);
2324
2325         /* Go with read. */
2326         midpoint = ha->optrom_size / 2;
2327
2328         qla2x00_flash_enable(ha);
2329         WRT_REG_WORD(&reg->nvram, 0);
2330         RD_REG_WORD(&reg->nvram);               /* PCI Posting. */
2331         for (addr = offset, data = buf; addr < length; addr++, data++) {
2332                 if (addr == midpoint) {
2333                         WRT_REG_WORD(&reg->nvram, NVR_SELECT);
2334                         RD_REG_WORD(&reg->nvram);       /* PCI Posting. */
2335                 }
2336
2337                 *data = qla2x00_read_flash_byte(ha, addr);
2338         }
2339         qla2x00_flash_disable(ha);
2340
2341         /* Resume HBA. */
2342         qla2x00_resume_hba(vha);
2343
2344         return buf;
2345 }
2346
2347 int
2348 qla2x00_write_optrom_data(struct scsi_qla_host *vha, uint8_t *buf,
2349     uint32_t offset, uint32_t length)
2350 {
2351
2352         int rval;
2353         uint8_t man_id, flash_id, sec_number, data;
2354         uint16_t wd;
2355         uint32_t addr, liter, sec_mask, rest_addr;
2356         struct qla_hw_data *ha = vha->hw;
2357         struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2358
2359         /* Suspend HBA. */
2360         qla2x00_suspend_hba(vha);
2361
2362         rval = QLA_SUCCESS;
2363         sec_number = 0;
2364
2365         /* Reset ISP chip. */
2366         WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
2367         pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
2368
2369         /* Go with write. */
2370         qla2x00_flash_enable(ha);
2371         do {    /* Loop once to provide quick error exit */
2372                 /* Structure of flash memory based on manufacturer */
2373                 if (IS_OEM_001(ha)) {
2374                         /* OEM variant with special flash part. */
2375                         man_id = flash_id = 0;
2376                         rest_addr = 0xffff;
2377                         sec_mask   = 0x10000;
2378                         goto update_flash;
2379                 }
2380                 qla2x00_get_flash_manufacturer(ha, &man_id, &flash_id);
2381                 switch (man_id) {
2382                 case 0x20: /* ST flash. */
2383                         if (flash_id == 0xd2 || flash_id == 0xe3) {
2384                                 /*
2385                                  * ST m29w008at part - 64kb sector size with
2386                                  * 32kb,8kb,8kb,16kb sectors at memory address
2387                                  * 0xf0000.
2388                                  */
2389                                 rest_addr = 0xffff;
2390                                 sec_mask = 0x10000;
2391                                 break;
2392                         }
2393                         /*
2394                          * ST m29w010b part - 16kb sector size
2395                          * Default to 16kb sectors
2396                          */
2397                         rest_addr = 0x3fff;
2398                         sec_mask = 0x1c000;
2399                         break;
2400                 case 0x40: /* Mostel flash. */
2401                         /* Mostel v29c51001 part - 512 byte sector size. */
2402                         rest_addr = 0x1ff;
2403                         sec_mask = 0x1fe00;
2404                         break;
2405                 case 0xbf: /* SST flash. */
2406                         /* SST39sf10 part - 4kb sector size. */
2407                         rest_addr = 0xfff;
2408                         sec_mask = 0x1f000;
2409                         break;
2410                 case 0xda: /* Winbond flash. */
2411                         /* Winbond W29EE011 part - 256 byte sector size. */
2412                         rest_addr = 0x7f;
2413                         sec_mask = 0x1ff80;
2414                         break;
2415                 case 0xc2: /* Macronix flash. */
2416                         /* 64k sector size. */
2417                         if (flash_id == 0x38 || flash_id == 0x4f) {
2418                                 rest_addr = 0xffff;
2419                                 sec_mask = 0x10000;
2420                                 break;
2421                         }
2422                         /* Fall through... */
2423
2424                 case 0x1f: /* Atmel flash. */
2425                         /* 512k sector size. */
2426                         if (flash_id == 0x13) {
2427                                 rest_addr = 0x7fffffff;
2428                                 sec_mask =   0x80000000;
2429                                 break;
2430                         }
2431                         /* Fall through... */
2432
2433                 case 0x01: /* AMD flash. */
2434                         if (flash_id == 0x38 || flash_id == 0x40 ||
2435                             flash_id == 0x4f) {
2436                                 /* Am29LV081 part - 64kb sector size. */
2437                                 /* Am29LV002BT part - 64kb sector size. */
2438                                 rest_addr = 0xffff;
2439                                 sec_mask = 0x10000;
2440                                 break;
2441                         } else if (flash_id == 0x3e) {
2442                                 /*
2443                                  * Am29LV008b part - 64kb sector size with
2444                                  * 32kb,8kb,8kb,16kb sector at memory address
2445                                  * h0xf0000.
2446                                  */
2447                                 rest_addr = 0xffff;
2448                                 sec_mask = 0x10000;
2449                                 break;
2450                         } else if (flash_id == 0x20 || flash_id == 0x6e) {
2451                                 /*
2452                                  * Am29LV010 part or AM29f010 - 16kb sector
2453                                  * size.
2454                                  */
2455                                 rest_addr = 0x3fff;
2456                                 sec_mask = 0x1c000;
2457                                 break;
2458                         } else if (flash_id == 0x6d) {
2459                                 /* Am29LV001 part - 8kb sector size. */
2460                                 rest_addr = 0x1fff;
2461                                 sec_mask = 0x1e000;
2462                                 break;
2463                         }
2464                 default:
2465                         /* Default to 16 kb sector size. */
2466                         rest_addr = 0x3fff;
2467                         sec_mask = 0x1c000;
2468                         break;
2469                 }
2470
2471 update_flash:
2472                 if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
2473                         if (qla2x00_erase_flash(ha, man_id, flash_id)) {
2474                                 rval = QLA_FUNCTION_FAILED;
2475                                 break;
2476                         }
2477                 }
2478
2479                 for (addr = offset, liter = 0; liter < length; liter++,
2480                     addr++) {
2481                         data = buf[liter];
2482                         /* Are we at the beginning of a sector? */
2483                         if ((addr & rest_addr) == 0) {
2484                                 if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
2485                                         if (addr >= 0x10000UL) {
2486                                                 if (((addr >> 12) & 0xf0) &&
2487                                                     ((man_id == 0x01 &&
2488                                                         flash_id == 0x3e) ||
2489                                                      (man_id == 0x20 &&
2490                                                          flash_id == 0xd2))) {
2491                                                         sec_number++;
2492                                                         if (sec_number == 1) {
2493                                                                 rest_addr =
2494                                                                     0x7fff;
2495                                                                 sec_mask =
2496                                                                     0x18000;
2497                                                         } else if (
2498                                                             sec_number == 2 ||
2499                                                             sec_number == 3) {
2500                                                                 rest_addr =
2501                                                                     0x1fff;
2502                                                                 sec_mask =
2503                                                                     0x1e000;
2504                                                         } else if (
2505                                                             sec_number == 4) {
2506                                                                 rest_addr =
2507                                                                     0x3fff;
2508                                                                 sec_mask =
2509                                                                     0x1c000;
2510                                                         }
2511                                                 }
2512                                         }
2513                                 } else if (addr == ha->optrom_size / 2) {
2514                                         WRT_REG_WORD(&reg->nvram, NVR_SELECT);
2515                                         RD_REG_WORD(&reg->nvram);
2516                                 }
2517
2518                                 if (flash_id == 0xda && man_id == 0xc1) {
2519                                         qla2x00_write_flash_byte(ha, 0x5555,
2520                                             0xaa);
2521                                         qla2x00_write_flash_byte(ha, 0x2aaa,
2522                                             0x55);
2523                                         qla2x00_write_flash_byte(ha, 0x5555,
2524                                             0xa0);
2525                                 } else if (!IS_QLA2322(ha) && !IS_QLA6322(ha)) {
2526                                         /* Then erase it */
2527                                         if (qla2x00_erase_flash_sector(ha,
2528                                             addr, sec_mask, man_id,
2529                                             flash_id)) {
2530                                                 rval = QLA_FUNCTION_FAILED;
2531                                                 break;
2532                                         }
2533                                         if (man_id == 0x01 && flash_id == 0x6d)
2534                                                 sec_number++;
2535                                 }
2536                         }
2537
2538                         if (man_id == 0x01 && flash_id == 0x6d) {
2539                                 if (sec_number == 1 &&
2540                                     addr == (rest_addr - 1)) {
2541                                         rest_addr = 0x0fff;
2542                                         sec_mask   = 0x1f000;
2543                                 } else if (sec_number == 3 && (addr & 0x7ffe)) {
2544                                         rest_addr = 0x3fff;
2545                                         sec_mask   = 0x1c000;
2546                                 }
2547                         }
2548
2549                         if (qla2x00_program_flash_address(ha, addr, data,
2550                             man_id, flash_id)) {
2551                                 rval = QLA_FUNCTION_FAILED;
2552                                 break;
2553                         }
2554                         cond_resched();
2555                 }
2556         } while (0);
2557         qla2x00_flash_disable(ha);
2558
2559         /* Resume HBA. */
2560         qla2x00_resume_hba(vha);
2561
2562         return rval;
2563 }
2564
2565 uint8_t *
2566 qla24xx_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf,
2567     uint32_t offset, uint32_t length)
2568 {
2569         struct qla_hw_data *ha = vha->hw;
2570
2571         /* Suspend HBA. */
2572         scsi_block_requests(vha->host);
2573         set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);
2574
2575         /* Go with read. */
2576         qla24xx_read_flash_data(vha, (uint32_t *)buf, offset >> 2, length >> 2);
2577
2578         /* Resume HBA. */
2579         clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);
2580         scsi_unblock_requests(vha->host);
2581
2582         return buf;
2583 }
2584
2585 int
2586 qla24xx_write_optrom_data(struct scsi_qla_host *vha, uint8_t *buf,
2587     uint32_t offset, uint32_t length)
2588 {
2589         int rval;
2590         struct qla_hw_data *ha = vha->hw;
2591
2592         /* Suspend HBA. */
2593         scsi_block_requests(vha->host);
2594         set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);
2595
2596         /* Go with write. */
2597         rval = qla24xx_write_flash_data(vha, (uint32_t *)buf, offset >> 2,
2598             length >> 2);
2599
2600         clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);
2601         scsi_unblock_requests(vha->host);
2602
2603         return rval;
2604 }
2605
2606 uint8_t *
2607 qla25xx_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf,
2608     uint32_t offset, uint32_t length)
2609 {
2610         int rval;
2611         dma_addr_t optrom_dma;
2612         void *optrom;
2613         uint8_t *pbuf;
2614         uint32_t faddr, left, burst;
2615         struct qla_hw_data *ha = vha->hw;
2616
2617         if (IS_QLA25XX(ha) || IS_QLA81XX(ha) || IS_QLA83XX(ha) ||
2618             IS_QLA27XX(ha))
2619                 goto try_fast;
2620         if (offset & 0xfff)
2621                 goto slow_read;
2622         if (length < OPTROM_BURST_SIZE)
2623                 goto slow_read;
2624
2625 try_fast:
2626         optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE,
2627             &optrom_dma, GFP_KERNEL);
2628         if (!optrom) {
2629                 ql_log(ql_log_warn, vha, 0x00cc,
2630                     "Unable to allocate memory for optrom burst read (%x KB).\n",
2631                     OPTROM_BURST_SIZE / 1024);
2632                 goto slow_read;
2633         }
2634
2635         pbuf = buf;
2636         faddr = offset >> 2;
2637         left = length >> 2;
2638         burst = OPTROM_BURST_DWORDS;
2639         while (left != 0) {
2640                 if (burst > left)
2641                         burst = left;
2642
2643                 rval = qla2x00_dump_ram(vha, optrom_dma,
2644                     flash_data_addr(ha, faddr), burst);
2645                 if (rval) {
2646                         ql_log(ql_log_warn, vha, 0x00f5,
2647                             "Unable to burst-read optrom segment (%x/%x/%llx).\n",
2648                             rval, flash_data_addr(ha, faddr),
2649                             (unsigned long long)optrom_dma);
2650                         ql_log(ql_log_warn, vha, 0x00f6,
2651                             "Reverting to slow-read.\n");
2652
2653                         dma_free_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE,
2654                             optrom, optrom_dma);
2655                         goto slow_read;
2656                 }
2657
2658                 memcpy(pbuf, optrom, burst * 4);
2659
2660                 left -= burst;
2661                 faddr += burst;
2662                 pbuf += burst * 4;
2663         }
2664
2665         dma_free_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, optrom,
2666             optrom_dma);
2667
2668         return buf;
2669
2670 slow_read:
2671     return qla24xx_read_optrom_data(vha, buf, offset, length);
2672 }
2673
2674 /**
2675  * qla2x00_get_fcode_version() - Determine an FCODE image's version.
2676  * @ha: HA context
2677  * @pcids: Pointer to the FCODE PCI data structure
2678  *
2679  * The process of retrieving the FCODE version information is at best
2680  * described as interesting.
2681  *
2682  * Within the first 100h bytes of the image an ASCII string is present
2683  * which contains several pieces of information including the FCODE
2684  * version.  Unfortunately it seems the only reliable way to retrieve
2685  * the version is by scanning for another sentinel within the string,
2686  * the FCODE build date:
2687  *
2688  *      ... 2.00.02 10/17/02 ...
2689  *
2690  * Returns QLA_SUCCESS on successful retrieval of version.
2691  */
2692 static void
2693 qla2x00_get_fcode_version(struct qla_hw_data *ha, uint32_t pcids)
2694 {
2695         int ret = QLA_FUNCTION_FAILED;
2696         uint32_t istart, iend, iter, vend;
2697         uint8_t do_next, rbyte, *vbyte;
2698
2699         memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));
2700
2701         /* Skip the PCI data structure. */
2702         istart = pcids +
2703             ((qla2x00_read_flash_byte(ha, pcids + 0x0B) << 8) |
2704                 qla2x00_read_flash_byte(ha, pcids + 0x0A));
2705         iend = istart + 0x100;
2706         do {
2707                 /* Scan for the sentinel date string...eeewww. */
2708                 do_next = 0;
2709                 iter = istart;
2710                 while ((iter < iend) && !do_next) {
2711                         iter++;
2712                         if (qla2x00_read_flash_byte(ha, iter) == '/') {
2713                                 if (qla2x00_read_flash_byte(ha, iter + 2) ==
2714                                     '/')
2715                                         do_next++;
2716                                 else if (qla2x00_read_flash_byte(ha,
2717                                     iter + 3) == '/')
2718                                         do_next++;
2719                         }
2720                 }
2721                 if (!do_next)
2722                         break;
2723
2724                 /* Backtrack to previous ' ' (space). */
2725                 do_next = 0;
2726                 while ((iter > istart) && !do_next) {
2727                         iter--;
2728                         if (qla2x00_read_flash_byte(ha, iter) == ' ')
2729                                 do_next++;
2730                 }
2731                 if (!do_next)
2732                         break;
2733
2734                 /*
2735                  * Mark end of version tag, and find previous ' ' (space) or
2736                  * string length (recent FCODE images -- major hack ahead!!!).
2737                  */
2738                 vend = iter - 1;
2739                 do_next = 0;
2740                 while ((iter > istart) && !do_next) {
2741                         iter--;
2742                         rbyte = qla2x00_read_flash_byte(ha, iter);
2743                         if (rbyte == ' ' || rbyte == 0xd || rbyte == 0x10)
2744                                 do_next++;
2745                 }
2746                 if (!do_next)
2747                         break;
2748
2749                 /* Mark beginning of version tag, and copy data. */
2750                 iter++;
2751                 if ((vend - iter) &&
2752                     ((vend - iter) < sizeof(ha->fcode_revision))) {
2753                         vbyte = ha->fcode_revision;
2754                         while (iter <= vend) {
2755                                 *vbyte++ = qla2x00_read_flash_byte(ha, iter);
2756                                 iter++;
2757                         }
2758                         ret = QLA_SUCCESS;
2759                 }
2760         } while (0);
2761
2762         if (ret != QLA_SUCCESS)
2763                 memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));
2764 }
2765
2766 int
2767 qla2x00_get_flash_version(scsi_qla_host_t *vha, void *mbuf)
2768 {
2769         int ret = QLA_SUCCESS;
2770         uint8_t code_type, last_image;
2771         uint32_t pcihdr, pcids;
2772         uint8_t *dbyte;
2773         uint16_t *dcode;
2774         struct qla_hw_data *ha = vha->hw;
2775
2776         if (!ha->pio_address || !mbuf)
2777                 return QLA_FUNCTION_FAILED;
2778
2779         memset(ha->bios_revision, 0, sizeof(ha->bios_revision));
2780         memset(ha->efi_revision, 0, sizeof(ha->efi_revision));
2781         memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));
2782         memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
2783
2784         qla2x00_flash_enable(ha);
2785
2786         /* Begin with first PCI expansion ROM header. */
2787         pcihdr = 0;
2788         last_image = 1;
2789         do {
2790                 /* Verify PCI expansion ROM header. */
2791                 if (qla2x00_read_flash_byte(ha, pcihdr) != 0x55 ||
2792                     qla2x00_read_flash_byte(ha, pcihdr + 0x01) != 0xaa) {
2793                         /* No signature */
2794                         ql_log(ql_log_fatal, vha, 0x0050,
2795                             "No matching ROM signature.\n");
2796                         ret = QLA_FUNCTION_FAILED;
2797                         break;
2798                 }
2799
2800                 /* Locate PCI data structure. */
2801                 pcids = pcihdr +
2802                     ((qla2x00_read_flash_byte(ha, pcihdr + 0x19) << 8) |
2803                         qla2x00_read_flash_byte(ha, pcihdr + 0x18));
2804
2805                 /* Validate signature of PCI data structure. */
2806                 if (qla2x00_read_flash_byte(ha, pcids) != 'P' ||
2807                     qla2x00_read_flash_byte(ha, pcids + 0x1) != 'C' ||
2808                     qla2x00_read_flash_byte(ha, pcids + 0x2) != 'I' ||
2809                     qla2x00_read_flash_byte(ha, pcids + 0x3) != 'R') {
2810                         /* Incorrect header. */
2811                         ql_log(ql_log_fatal, vha, 0x0051,
2812                             "PCI data struct not found pcir_adr=%x.\n", pcids);
2813                         ret = QLA_FUNCTION_FAILED;
2814                         break;
2815                 }
2816
2817                 /* Read version */
2818                 code_type = qla2x00_read_flash_byte(ha, pcids + 0x14);
2819                 switch (code_type) {
2820                 case ROM_CODE_TYPE_BIOS:
2821                         /* Intel x86, PC-AT compatible. */
2822                         ha->bios_revision[0] =
2823                             qla2x00_read_flash_byte(ha, pcids + 0x12);
2824                         ha->bios_revision[1] =
2825                             qla2x00_read_flash_byte(ha, pcids + 0x13);
2826                         ql_dbg(ql_dbg_init, vha, 0x0052,
2827                             "Read BIOS %d.%d.\n",
2828                             ha->bios_revision[1], ha->bios_revision[0]);
2829                         break;
2830                 case ROM_CODE_TYPE_FCODE:
2831                         /* Open Firmware standard for PCI (FCode). */
2832                         /* Eeeewww... */
2833                         qla2x00_get_fcode_version(ha, pcids);
2834                         break;
2835                 case ROM_CODE_TYPE_EFI:
2836                         /* Extensible Firmware Interface (EFI). */
2837                         ha->efi_revision[0] =
2838                             qla2x00_read_flash_byte(ha, pcids + 0x12);
2839                         ha->efi_revision[1] =
2840                             qla2x00_read_flash_byte(ha, pcids + 0x13);
2841                         ql_dbg(ql_dbg_init, vha, 0x0053,
2842                             "Read EFI %d.%d.\n",
2843                             ha->efi_revision[1], ha->efi_revision[0]);
2844                         break;
2845                 default:
2846                         ql_log(ql_log_warn, vha, 0x0054,
2847                             "Unrecognized code type %x at pcids %x.\n",
2848                             code_type, pcids);
2849                         break;
2850                 }
2851
2852                 last_image = qla2x00_read_flash_byte(ha, pcids + 0x15) & BIT_7;
2853
2854                 /* Locate next PCI expansion ROM. */
2855                 pcihdr += ((qla2x00_read_flash_byte(ha, pcids + 0x11) << 8) |
2856                     qla2x00_read_flash_byte(ha, pcids + 0x10)) * 512;
2857         } while (!last_image);
2858
2859         if (IS_QLA2322(ha)) {
2860                 /* Read firmware image information. */
2861                 memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
2862                 dbyte = mbuf;
2863                 memset(dbyte, 0, 8);
2864                 dcode = (uint16_t *)dbyte;
2865
2866                 qla2x00_read_flash_data(ha, dbyte, ha->flt_region_fw * 4 + 10,
2867                     8);
2868                 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x010a,
2869                     "Dumping fw "
2870                     "ver from flash:.\n");
2871                 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x010b,
2872                     (uint8_t *)dbyte, 8);
2873
2874                 if ((dcode[0] == 0xffff && dcode[1] == 0xffff &&
2875                     dcode[2] == 0xffff && dcode[3] == 0xffff) ||
2876                     (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
2877                     dcode[3] == 0)) {
2878                         ql_log(ql_log_warn, vha, 0x0057,
2879                             "Unrecognized fw revision at %x.\n",
2880                             ha->flt_region_fw * 4);
2881                 } else {
2882                         /* values are in big endian */
2883                         ha->fw_revision[0] = dbyte[0] << 16 | dbyte[1];
2884                         ha->fw_revision[1] = dbyte[2] << 16 | dbyte[3];
2885                         ha->fw_revision[2] = dbyte[4] << 16 | dbyte[5];
2886                         ql_dbg(ql_dbg_init, vha, 0x0058,
2887                             "FW Version: "
2888                             "%d.%d.%d.\n", ha->fw_revision[0],
2889                             ha->fw_revision[1], ha->fw_revision[2]);
2890                 }
2891         }
2892
2893         qla2x00_flash_disable(ha);
2894
2895         return ret;
2896 }
2897
2898 int
2899 qla82xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf)
2900 {
2901         int ret = QLA_SUCCESS;
2902         uint32_t pcihdr, pcids;
2903         uint32_t *dcode;
2904         uint8_t *bcode;
2905         uint8_t code_type, last_image;
2906         struct qla_hw_data *ha = vha->hw;
2907
2908         if (!mbuf)
2909                 return QLA_FUNCTION_FAILED;
2910
2911         memset(ha->bios_revision, 0, sizeof(ha->bios_revision));
2912         memset(ha->efi_revision, 0, sizeof(ha->efi_revision));
2913         memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));
2914         memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
2915
2916         dcode = mbuf;
2917
2918         /* Begin with first PCI expansion ROM header. */
2919         pcihdr = ha->flt_region_boot << 2;
2920         last_image = 1;
2921         do {
2922                 /* Verify PCI expansion ROM header. */
2923                 ha->isp_ops->read_optrom(vha, (uint8_t *)dcode, pcihdr,
2924                     0x20 * 4);
2925                 bcode = mbuf + (pcihdr % 4);
2926                 if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa) {
2927                         /* No signature */
2928                         ql_log(ql_log_fatal, vha, 0x0154,
2929                             "No matching ROM signature.\n");
2930                         ret = QLA_FUNCTION_FAILED;
2931                         break;
2932                 }
2933
2934                 /* Locate PCI data structure. */
2935                 pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]);
2936
2937                 ha->isp_ops->read_optrom(vha, (uint8_t *)dcode, pcids,
2938                     0x20 * 4);
2939                 bcode = mbuf + (pcihdr % 4);
2940
2941                 /* Validate signature of PCI data structure. */
2942                 if (bcode[0x0] != 'P' || bcode[0x1] != 'C' ||
2943                     bcode[0x2] != 'I' || bcode[0x3] != 'R') {
2944                         /* Incorrect header. */
2945                         ql_log(ql_log_fatal, vha, 0x0155,
2946                             "PCI data struct not found pcir_adr=%x.\n", pcids);
2947                         ret = QLA_FUNCTION_FAILED;
2948                         break;
2949                 }
2950
2951                 /* Read version */
2952                 code_type = bcode[0x14];
2953                 switch (code_type) {
2954                 case ROM_CODE_TYPE_BIOS:
2955                         /* Intel x86, PC-AT compatible. */
2956                         ha->bios_revision[0] = bcode[0x12];
2957                         ha->bios_revision[1] = bcode[0x13];
2958                         ql_dbg(ql_dbg_init, vha, 0x0156,
2959                             "Read BIOS %d.%d.\n",
2960                             ha->bios_revision[1], ha->bios_revision[0]);
2961                         break;
2962                 case ROM_CODE_TYPE_FCODE:
2963                         /* Open Firmware standard for PCI (FCode). */
2964                         ha->fcode_revision[0] = bcode[0x12];
2965                         ha->fcode_revision[1] = bcode[0x13];
2966                         ql_dbg(ql_dbg_init, vha, 0x0157,
2967                             "Read FCODE %d.%d.\n",
2968                             ha->fcode_revision[1], ha->fcode_revision[0]);
2969                         break;
2970                 case ROM_CODE_TYPE_EFI:
2971                         /* Extensible Firmware Interface (EFI). */
2972                         ha->efi_revision[0] = bcode[0x12];
2973                         ha->efi_revision[1] = bcode[0x13];
2974                         ql_dbg(ql_dbg_init, vha, 0x0158,
2975                             "Read EFI %d.%d.\n",
2976                             ha->efi_revision[1], ha->efi_revision[0]);
2977                         break;
2978                 default:
2979                         ql_log(ql_log_warn, vha, 0x0159,
2980                             "Unrecognized code type %x at pcids %x.\n",
2981                             code_type, pcids);
2982                         break;
2983                 }
2984
2985                 last_image = bcode[0x15] & BIT_7;
2986
2987                 /* Locate next PCI expansion ROM. */
2988                 pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512;
2989         } while (!last_image);
2990
2991         /* Read firmware image information. */
2992         memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
2993         dcode = mbuf;
2994         ha->isp_ops->read_optrom(vha, (uint8_t *)dcode, ha->flt_region_fw << 2,
2995             0x20);
2996         bcode = mbuf + (pcihdr % 4);
2997
2998         /* Validate signature of PCI data structure. */
2999         if (bcode[0x0] == 0x3 && bcode[0x1] == 0x0 &&
3000             bcode[0x2] == 0x40 && bcode[0x3] == 0x40) {
3001                 ha->fw_revision[0] = bcode[0x4];
3002                 ha->fw_revision[1] = bcode[0x5];
3003                 ha->fw_revision[2] = bcode[0x6];
3004                 ql_dbg(ql_dbg_init, vha, 0x0153,
3005                     "Firmware revision %d.%d.%d\n",
3006                     ha->fw_revision[0], ha->fw_revision[1],
3007                     ha->fw_revision[2]);
3008         }
3009
3010         return ret;
3011 }
3012
3013 int
3014 qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf)
3015 {
3016         int ret = QLA_SUCCESS;
3017         uint32_t pcihdr, pcids;
3018         uint32_t *dcode;
3019         uint8_t *bcode;
3020         uint8_t code_type, last_image;
3021         int i;
3022         struct qla_hw_data *ha = vha->hw;
3023         uint32_t faddr = 0;
3024
3025         pcihdr = pcids = 0;
3026
3027         if (IS_P3P_TYPE(ha))
3028                 return ret;
3029
3030         if (!mbuf)
3031                 return QLA_FUNCTION_FAILED;
3032
3033         memset(ha->bios_revision, 0, sizeof(ha->bios_revision));
3034         memset(ha->efi_revision, 0, sizeof(ha->efi_revision));
3035         memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));
3036         memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
3037
3038         dcode = mbuf;
3039         pcihdr = ha->flt_region_boot << 2;
3040         if (IS_QLA27XX(ha) &&
3041             qla27xx_find_valid_image(vha) == QLA27XX_SECONDARY_IMAGE)
3042                 pcihdr = ha->flt_region_boot_sec << 2;
3043
3044         last_image = 1;
3045         do {
3046                 /* Verify PCI expansion ROM header. */
3047                 qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20);
3048                 bcode = mbuf + (pcihdr % 4);
3049                 if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa) {
3050                         /* No signature */
3051                         ql_log(ql_log_fatal, vha, 0x0059,
3052                             "No matching ROM signature.\n");
3053                         ret = QLA_FUNCTION_FAILED;
3054                         break;
3055                 }
3056
3057                 /* Locate PCI data structure. */
3058                 pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]);
3059
3060                 qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20);
3061                 bcode = mbuf + (pcihdr % 4);
3062
3063                 /* Validate signature of PCI data structure. */
3064                 if (bcode[0x0] != 'P' || bcode[0x1] != 'C' ||
3065                     bcode[0x2] != 'I' || bcode[0x3] != 'R') {
3066                         /* Incorrect header. */
3067                         ql_log(ql_log_fatal, vha, 0x005a,
3068                             "PCI data struct not found pcir_adr=%x.\n", pcids);
3069                         ret = QLA_FUNCTION_FAILED;
3070                         break;
3071                 }
3072
3073                 /* Read version */
3074                 code_type = bcode[0x14];
3075                 switch (code_type) {
3076                 case ROM_CODE_TYPE_BIOS:
3077                         /* Intel x86, PC-AT compatible. */
3078                         ha->bios_revision[0] = bcode[0x12];
3079                         ha->bios_revision[1] = bcode[0x13];
3080                         ql_dbg(ql_dbg_init, vha, 0x005b,
3081                             "Read BIOS %d.%d.\n",
3082                             ha->bios_revision[1], ha->bios_revision[0]);
3083                         break;
3084                 case ROM_CODE_TYPE_FCODE:
3085                         /* Open Firmware standard for PCI (FCode). */
3086                         ha->fcode_revision[0] = bcode[0x12];
3087                         ha->fcode_revision[1] = bcode[0x13];
3088                         ql_dbg(ql_dbg_init, vha, 0x005c,
3089                             "Read FCODE %d.%d.\n",
3090                             ha->fcode_revision[1], ha->fcode_revision[0]);
3091                         break;
3092                 case ROM_CODE_TYPE_EFI:
3093                         /* Extensible Firmware Interface (EFI). */
3094                         ha->efi_revision[0] = bcode[0x12];
3095                         ha->efi_revision[1] = bcode[0x13];
3096                         ql_dbg(ql_dbg_init, vha, 0x005d,
3097                             "Read EFI %d.%d.\n",
3098                             ha->efi_revision[1], ha->efi_revision[0]);
3099                         break;
3100                 default:
3101                         ql_log(ql_log_warn, vha, 0x005e,
3102                             "Unrecognized code type %x at pcids %x.\n",
3103                             code_type, pcids);
3104                         break;
3105                 }
3106
3107                 last_image = bcode[0x15] & BIT_7;
3108
3109                 /* Locate next PCI expansion ROM. */
3110                 pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512;
3111         } while (!last_image);
3112
3113         /* Read firmware image information. */
3114         memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
3115         dcode = mbuf;
3116         faddr = ha->flt_region_fw;
3117         if (IS_QLA27XX(ha) &&
3118             qla27xx_find_valid_image(vha) == QLA27XX_SECONDARY_IMAGE)
3119                 faddr = ha->flt_region_fw_sec;
3120
3121         qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
3122         for (i = 0; i < 4; i++)
3123                 dcode[i] = be32_to_cpu(dcode[i]);
3124
3125         if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
3126             dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
3127             (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
3128             dcode[3] == 0)) {
3129                 ql_log(ql_log_warn, vha, 0x005f,
3130                     "Unrecognized fw revision at %x.\n",
3131                     ha->flt_region_fw * 4);
3132         } else {
3133                 ha->fw_revision[0] = dcode[0];
3134                 ha->fw_revision[1] = dcode[1];
3135                 ha->fw_revision[2] = dcode[2];
3136                 ha->fw_revision[3] = dcode[3];
3137                 ql_dbg(ql_dbg_init, vha, 0x0060,
3138                     "Firmware revision %d.%d.%d (%x).\n",
3139                     ha->fw_revision[0], ha->fw_revision[1],
3140                     ha->fw_revision[2], ha->fw_revision[3]);
3141         }
3142
3143         /* Check for golden firmware and get version if available */
3144         if (!IS_QLA81XX(ha)) {
3145                 /* Golden firmware is not present in non 81XX adapters */
3146                 return ret;
3147         }
3148
3149         memset(ha->gold_fw_version, 0, sizeof(ha->gold_fw_version));
3150         dcode = mbuf;
3151         ha->isp_ops->read_optrom(vha, (uint8_t *)dcode,
3152             ha->flt_region_gold_fw << 2, 32);
3153
3154         if (dcode[4] == 0xFFFFFFFF && dcode[5] == 0xFFFFFFFF &&
3155             dcode[6] == 0xFFFFFFFF && dcode[7] == 0xFFFFFFFF) {
3156                 ql_log(ql_log_warn, vha, 0x0056,
3157                     "Unrecognized golden fw at 0x%x.\n",
3158                     ha->flt_region_gold_fw * 4);
3159                 return ret;
3160         }
3161
3162         for (i = 4; i < 8; i++)
3163                 ha->gold_fw_version[i-4] = be32_to_cpu(dcode[i]);
3164
3165         return ret;
3166 }
3167
3168 static int
3169 qla2xxx_is_vpd_valid(uint8_t *pos, uint8_t *end)
3170 {
3171         if (pos >= end || *pos != 0x82)
3172                 return 0;
3173
3174         pos += 3 + pos[1];
3175         if (pos >= end || *pos != 0x90)
3176                 return 0;
3177
3178         pos += 3 + pos[1];
3179         if (pos >= end || *pos != 0x78)
3180                 return 0;
3181
3182         return 1;
3183 }
3184
3185 int
3186 qla2xxx_get_vpd_field(scsi_qla_host_t *vha, char *key, char *str, size_t size)
3187 {
3188         struct qla_hw_data *ha = vha->hw;
3189         uint8_t *pos = ha->vpd;
3190         uint8_t *end = pos + ha->vpd_size;
3191         int len = 0;
3192
3193         if (!IS_FWI2_CAPABLE(ha) || !qla2xxx_is_vpd_valid(pos, end))
3194                 return 0;
3195
3196         while (pos < end && *pos != 0x78) {
3197                 len = (*pos == 0x82) ? pos[1] : pos[2];
3198
3199                 if (!strncmp(pos, key, strlen(key)))
3200                         break;
3201
3202                 if (*pos != 0x90 && *pos != 0x91)
3203                         pos += len;
3204
3205                 pos += 3;
3206         }
3207
3208         if (pos < end - len && *pos != 0x78)
3209                 return scnprintf(str, size, "%.*s", len, pos + 3);
3210
3211         return 0;
3212 }
3213
3214 int
3215 qla24xx_read_fcp_prio_cfg(scsi_qla_host_t *vha)
3216 {
3217         int len, max_len;
3218         uint32_t fcp_prio_addr;
3219         struct qla_hw_data *ha = vha->hw;
3220
3221         if (!ha->fcp_prio_cfg) {
3222                 ha->fcp_prio_cfg = vmalloc(FCP_PRIO_CFG_SIZE);
3223                 if (!ha->fcp_prio_cfg) {
3224                         ql_log(ql_log_warn, vha, 0x00d5,
3225                             "Unable to allocate memory for fcp priorty data (%x).\n",
3226                             FCP_PRIO_CFG_SIZE);
3227                         return QLA_FUNCTION_FAILED;
3228                 }
3229         }
3230         memset(ha->fcp_prio_cfg, 0, FCP_PRIO_CFG_SIZE);
3231
3232         fcp_prio_addr = ha->flt_region_fcp_prio;
3233
3234         /* first read the fcp priority data header from flash */
3235         ha->isp_ops->read_optrom(vha, (uint8_t *)ha->fcp_prio_cfg,
3236                         fcp_prio_addr << 2, FCP_PRIO_CFG_HDR_SIZE);
3237
3238         if (!qla24xx_fcp_prio_cfg_valid(vha, ha->fcp_prio_cfg, 0))
3239                 goto fail;
3240
3241         /* read remaining FCP CMD config data from flash */
3242         fcp_prio_addr += (FCP_PRIO_CFG_HDR_SIZE >> 2);
3243         len = ha->fcp_prio_cfg->num_entries * FCP_PRIO_CFG_ENTRY_SIZE;
3244         max_len = FCP_PRIO_CFG_SIZE - FCP_PRIO_CFG_HDR_SIZE;
3245
3246         ha->isp_ops->read_optrom(vha, (uint8_t *)&ha->fcp_prio_cfg->entry[0],
3247                         fcp_prio_addr << 2, (len < max_len ? len : max_len));
3248
3249         /* revalidate the entire FCP priority config data, including entries */
3250         if (!qla24xx_fcp_prio_cfg_valid(vha, ha->fcp_prio_cfg, 1))
3251                 goto fail;
3252
3253         ha->flags.fcp_prio_enabled = 1;
3254         return QLA_SUCCESS;
3255 fail:
3256         vfree(ha->fcp_prio_cfg);
3257         ha->fcp_prio_cfg = NULL;
3258         return QLA_FUNCTION_FAILED;
3259 }