sys/dev/raid/hptiop/hptiop.c

   1 /*
   2  * HighPoint RR3xxx/4xxx RAID Driver for FreeBSD
   3  * Copyright (C) 2007-2008 HighPoint Technologies, Inc. All Rights Reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/sys/dev/hptiop/hptiop.c,v 1.9 2011/08/01 21:12:41 delphij Exp $
  27  */
  28
  29 #include <sys/param.h>
  30 #include <sys/types.h>
  31 #include <sys/cons.h>
  32 #include <sys/time.h>
  33 #include <sys/systm.h>
  34
  35 #include <sys/stat.h>
  36 #include <sys/malloc.h>
  37 #include <sys/conf.h>
  38 #include <sys/libkern.h>
  39 #include <sys/kernel.h>
  40
  41 #include <sys/kthread.h>
  42 #include <sys/lock.h>
  43 #include <sys/module.h>
  44
  45 #include <sys/eventhandler.h>
  46 #include <sys/bus.h>
  47 #include <sys/taskqueue.h>
  48 #include <sys/ioccom.h>
  49 #include <sys/device.h>
  50 #include <sys/mplock2.h>
  51
  52 #include <machine/stdarg.h>
  53 #include <sys/rman.h>
  54
  55 #include <vm/vm.h>
  56 #include <vm/pmap.h>
  57
  58 #include <bus/pci/pcireg.h>
  59 #include <bus/pci/pcivar.h>
  60
  61 #include <bus/cam/cam.h>
  62 #include <bus/cam/cam_ccb.h>
  63 #include <bus/cam/cam_sim.h>
  64 #include <bus/cam/cam_xpt_periph.h>
  65 #include <bus/cam/cam_xpt_sim.h>
  66 #include <bus/cam/cam_debug.h>
  67 #include <bus/cam/cam_periph.h>
  68 #include <bus/cam/scsi/scsi_all.h>
  69 #include <bus/cam/scsi/scsi_message.h>
  70
  71 #include <dev/raid/hptiop/hptiop.h>
  72
  73 static char driver_name[] = "hptiop";
  74 static char driver_version[] = "v1.3 (010208)";
  75
  76 static devclass_t hptiop_devclass;
  77
  78 static int hptiop_send_sync_msg(struct hpt_iop_hba *hba,
  79                                 u_int32_t msg, u_int32_t millisec);
  80 static void hptiop_request_callback_itl(struct hpt_iop_hba *hba,
  81                                                         u_int32_t req);
  82 static void hptiop_request_callback_mv(struct hpt_iop_hba *hba, u_int64_t req);
  83 static void hptiop_os_message_callback(struct hpt_iop_hba *hba, u_int32_t msg);
  84 static int  hptiop_do_ioctl_itl(struct hpt_iop_hba *hba,
  85                                 struct hpt_iop_ioctl_param *pParams);
  86 static int  hptiop_do_ioctl_mv(struct hpt_iop_hba *hba,
  87                                 struct hpt_iop_ioctl_param *pParams);
  88 static void hptiop_bus_scan_cb(struct cam_periph *periph, union ccb *ccb);
  89 static int  hptiop_rescan_bus(struct hpt_iop_hba *hba);
  90 static int hptiop_alloc_pci_res_itl(struct hpt_iop_hba *hba);
  91 static int hptiop_alloc_pci_res_mv(struct hpt_iop_hba *hba);
  92 static int hptiop_get_config_itl(struct hpt_iop_hba *hba,
  93                                 struct hpt_iop_request_get_config *config);
  94 static int hptiop_get_config_mv(struct hpt_iop_hba *hba,
  95                                 struct hpt_iop_request_get_config *config);
  96 static int hptiop_set_config_itl(struct hpt_iop_hba *hba,
  97                                 struct hpt_iop_request_set_config *config);
  98 static int hptiop_set_config_mv(struct hpt_iop_hba *hba,
  99                                 struct hpt_iop_request_set_config *config);
 100 static int hptiop_internal_memalloc_mv(struct hpt_iop_hba *hba);
 101 static int hptiop_internal_memfree_mv(struct hpt_iop_hba *hba);
 102 static int  hptiop_post_ioctl_command_itl(struct hpt_iop_hba *hba,
 103                         u_int32_t req32, struct hpt_iop_ioctl_param *pParams);
 104 static int  hptiop_post_ioctl_command_mv(struct hpt_iop_hba *hba,
 105                                 struct hpt_iop_request_ioctl_command *req,
 106                                 struct hpt_iop_ioctl_param *pParams);
 107 static void hptiop_post_req_itl(struct hpt_iop_hba *hba,
 108                                 struct hpt_iop_srb *srb,
 109                                 bus_dma_segment_t *segs, int nsegs);
 110 static void hptiop_post_req_mv(struct hpt_iop_hba *hba,
 111                                 struct hpt_iop_srb *srb,
 112                                 bus_dma_segment_t *segs, int nsegs);
 113 static void hptiop_post_msg_itl(struct hpt_iop_hba *hba, u_int32_t msg);
 114 static void hptiop_post_msg_mv(struct hpt_iop_hba *hba, u_int32_t msg);
 115 static void hptiop_enable_intr_itl(struct hpt_iop_hba *hba);
 116 static void hptiop_enable_intr_mv(struct hpt_iop_hba *hba);
 117 static void hptiop_disable_intr_itl(struct hpt_iop_hba *hba);
 118 static void hptiop_disable_intr_mv(struct hpt_iop_hba *hba);
 119 static void hptiop_free_srb(struct hpt_iop_hba *hba, struct hpt_iop_srb *srb);
 120 static int  hptiop_os_query_remove_device(struct hpt_iop_hba *hba, int tid);
 121 static int  hptiop_probe(device_t dev);
 122 static int  hptiop_attach(device_t dev);
 123 static int  hptiop_detach(device_t dev);
 124 static int  hptiop_shutdown(device_t dev);
 125 static void hptiop_action(struct cam_sim *sim, union ccb *ccb);
 126 static void hptiop_poll(struct cam_sim *sim);
 127 static void hptiop_async(void *callback_arg, u_int32_t code,
 128                                         struct cam_path *path, void *arg);
 129 static void hptiop_pci_intr(void *arg);
 130 static void hptiop_release_resource(struct hpt_iop_hba *hba);
 131 static int  hptiop_reset_adapter(struct hpt_iop_hba *hba);
 132
 133 static d_open_t hptiop_open;
 134 static d_close_t hptiop_close;
 135 static d_ioctl_t hptiop_ioctl;
 136
 137 static struct dev_ops hptiop_ops = {
 138         { driver_name, 0, 0 },
 139         .d_open = hptiop_open,
 140         .d_close = hptiop_close,
 141         .d_ioctl = hptiop_ioctl,
 142 };
 143
 144 #define hba_from_dev(dev) ((struct hpt_iop_hba *)(dev)->si_drv1)
 145
 146 #define BUS_SPACE_WRT4_ITL(offset, value) bus_space_write_4(hba->bar0t,\
 147                 hba->bar0h, offsetof(struct hpt_iopmu_itl, offset), (value))
 148 #define BUS_SPACE_RD4_ITL(offset) bus_space_read_4(hba->bar0t,\
 149                 hba->bar0h, offsetof(struct hpt_iopmu_itl, offset))
 150
 151 #define BUS_SPACE_WRT4_MV0(offset, value) bus_space_write_4(hba->bar0t,\
 152                 hba->bar0h, offsetof(struct hpt_iopmv_regs, offset), value)
 153 #define BUS_SPACE_RD4_MV0(offset) bus_space_read_4(hba->bar0t,\
 154                 hba->bar0h, offsetof(struct hpt_iopmv_regs, offset))
 155 #define BUS_SPACE_WRT4_MV2(offset, value) bus_space_write_4(hba->bar2t,\
 156                 hba->bar2h, offsetof(struct hpt_iopmu_mv, offset), value)
 157 #define BUS_SPACE_RD4_MV2(offset) bus_space_read_4(hba->bar2t,\
 158                 hba->bar2h, offsetof(struct hpt_iopmu_mv, offset))
 159
 160 static int hptiop_open(struct dev_open_args *ap)
 161 {
 162         cdev_t dev = ap->a_head.a_dev;
 163         struct hpt_iop_hba *hba = hba_from_dev(dev);
 164
 165         if (hba==NULL)
 166                 return ENXIO;
 167         if (hba->flag & HPT_IOCTL_FLAG_OPEN)
 168                 return EBUSY;
 169         hba->flag |= HPT_IOCTL_FLAG_OPEN;
 170         return 0;
 171 }
 172
 173 static int hptiop_close(struct dev_close_args *ap)
 174 {
 175         cdev_t dev = ap->a_head.a_dev;
 176         struct hpt_iop_hba *hba = hba_from_dev(dev);
 177         hba->flag &= ~(u_int32_t)HPT_IOCTL_FLAG_OPEN;
 178         return 0;
 179 }
 180
 181 static int hptiop_ioctl(struct dev_ioctl_args *ap)
 182 {
 183         cdev_t dev = ap->a_head.a_dev;
 184         u_long cmd = ap->a_cmd;
 185         caddr_t data = ap->a_data;
 186         int ret = EFAULT;
 187         struct hpt_iop_hba *hba = hba_from_dev(dev);
 188
 189         get_mplock();
 190
 191         switch (cmd) {
 192         case HPT_DO_IOCONTROL:
 193                 ret = hba->ops->do_ioctl(hba,
 194                                 (struct hpt_iop_ioctl_param *)data);
 195                 break;
 196         case HPT_SCAN_BUS:
 197                 ret = hptiop_rescan_bus(hba);
 198                 break;
 199         }
 200
 201         rel_mplock();
 202
 203         return ret;
 204 }
 205
 206 static u_int64_t hptiop_mv_outbound_read(struct hpt_iop_hba *hba)
 207 {
 208         u_int64_t p;
 209         u_int32_t outbound_tail = BUS_SPACE_RD4_MV2(outbound_tail);
 210         u_int32_t outbound_head = BUS_SPACE_RD4_MV2(outbound_head);
 211
 212         if (outbound_tail != outbound_head) {
 213                 bus_space_read_region_4(hba->bar2t, hba->bar2h,
 214                         offsetof(struct hpt_iopmu_mv,
 215                                 outbound_q[outbound_tail]),
 216                         (u_int32_t *)&p, 2);
 217
 218                 outbound_tail++;
 219
 220                 if (outbound_tail == MVIOP_QUEUE_LEN)
 221                         outbound_tail = 0;
 222
 223                 BUS_SPACE_WRT4_MV2(outbound_tail, outbound_tail);
 224                 return p;
 225         } else
 226                 return 0;
 227 }
 228
 229 static void hptiop_mv_inbound_write(u_int64_t p, struct hpt_iop_hba *hba)
 230 {
 231         u_int32_t inbound_head = BUS_SPACE_RD4_MV2(inbound_head);
 232         u_int32_t head = inbound_head + 1;
 233
 234         if (head == MVIOP_QUEUE_LEN)
 235                 head = 0;
 236
 237         bus_space_write_region_4(hba->bar2t, hba->bar2h,
 238                         offsetof(struct hpt_iopmu_mv, inbound_q[inbound_head]),
 239                         (u_int32_t *)&p, 2);
 240         BUS_SPACE_WRT4_MV2(inbound_head, head);
 241         BUS_SPACE_WRT4_MV0(inbound_doorbell, MVIOP_MU_INBOUND_INT_POSTQUEUE);
 242 }
 243
 244 static void hptiop_post_msg_itl(struct hpt_iop_hba *hba, u_int32_t msg)
 245 {
 246         BUS_SPACE_WRT4_ITL(inbound_msgaddr0, msg);
 247         BUS_SPACE_RD4_ITL(outbound_intstatus);
 248 }
 249
 250 static void hptiop_post_msg_mv(struct hpt_iop_hba *hba, u_int32_t msg)
 251 {
 252
 253         BUS_SPACE_WRT4_MV2(inbound_msg, msg);
 254         BUS_SPACE_WRT4_MV0(inbound_doorbell, MVIOP_MU_INBOUND_INT_MSG);
 255
 256         BUS_SPACE_RD4_MV0(outbound_intmask);
 257 }
 258
 259 static int hptiop_wait_ready_itl(struct hpt_iop_hba * hba, u_int32_t millisec)
 260 {
 261         u_int32_t req=0;
 262         int i;
 263
 264         for (i = 0; i < millisec; i++) {
 265                 req = BUS_SPACE_RD4_ITL(inbound_queue);
 266                 if (req != IOPMU_QUEUE_EMPTY)
 267                         break;
 268                 DELAY(1000);
 269         }
 270
 271         if (req!=IOPMU_QUEUE_EMPTY) {
 272                 BUS_SPACE_WRT4_ITL(outbound_queue, req);
 273                 BUS_SPACE_RD4_ITL(outbound_intstatus);
 274                 return 0;
 275         }
 276
 277         return -1;
 278 }
 279
 280 static int hptiop_wait_ready_mv(struct hpt_iop_hba * hba, u_int32_t millisec)
 281 {
 282         if (hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_NOP, millisec))
 283                 return -1;
 284
 285         return 0;
 286 }
 287
 288 static void hptiop_request_callback_itl(struct hpt_iop_hba * hba,
 289                                                         u_int32_t index)
 290 {
 291         struct hpt_iop_srb *srb;
 292         struct hpt_iop_request_scsi_command *req=NULL;
 293         union ccb *ccb;
 294         u_int8_t *cdb;
 295         u_int32_t result, temp, dxfer;
 296         u_int64_t temp64;
 297
 298         if (index & IOPMU_QUEUE_MASK_HOST_BITS) { /*host req*/
 299                 if (hba->firmware_version > 0x01020000 ||
 300                         hba->interface_version > 0x01020000) {
 301                         srb = hba->srb[index & ~(u_int32_t)
 302                                 (IOPMU_QUEUE_ADDR_HOST_BIT
 303                                 | IOPMU_QUEUE_REQUEST_RESULT_BIT)];
 304                         req = (struct hpt_iop_request_scsi_command *)srb;
 305                         if (index & IOPMU_QUEUE_REQUEST_RESULT_BIT)
 306                                 result = IOP_RESULT_SUCCESS;
 307                         else
 308                                 result = req->header.result;
 309                 } else {
 310                         srb = hba->srb[index &
 311                                 ~(u_int32_t)IOPMU_QUEUE_ADDR_HOST_BIT];
 312                         req = (struct hpt_iop_request_scsi_command *)srb;
 313                         result = req->header.result;
 314                 }
 315                 dxfer = req->dataxfer_length;
 316                 goto srb_complete;
 317         }
 318
 319         /*iop req*/
 320         temp = bus_space_read_4(hba->bar0t, hba->bar0h, index +
 321                 offsetof(struct hpt_iop_request_header, type));
 322         result = bus_space_read_4(hba->bar0t, hba->bar0h, index +
 323                 offsetof(struct hpt_iop_request_header, result));
 324         switch(temp) {
 325         case IOP_REQUEST_TYPE_IOCTL_COMMAND:
 326         {
 327                 temp64 = 0;
 328                 bus_space_write_region_4(hba->bar0t, hba->bar0h, index +
 329                         offsetof(struct hpt_iop_request_header, context),
 330                         (u_int32_t *)&temp64, 2);
 331                 wakeup((void *)((unsigned long)hba->u.itl.mu + index));
 332                 break;
 333         }
 334
 335         case IOP_REQUEST_TYPE_SCSI_COMMAND:
 336                 bus_space_read_region_4(hba->bar0t, hba->bar0h, index +
 337                         offsetof(struct hpt_iop_request_header, context),
 338                         (u_int32_t *)&temp64, 2);
 339                 srb = (struct hpt_iop_srb *)(unsigned long)temp64;
 340                 dxfer = bus_space_read_4(hba->bar0t, hba->bar0h,
 341                                 index + offsetof(struct hpt_iop_request_scsi_command,
 342                                 dataxfer_length));
 343 srb_complete:
 344                 ccb = (union ccb *)srb->ccb;
 345                 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
 346                         cdb = ccb->csio.cdb_io.cdb_ptr;
 347                 else
 348                         cdb = ccb->csio.cdb_io.cdb_bytes;
 349
 350                 if (cdb[0] == SYNCHRONIZE_CACHE) { /* ??? */
 351                         ccb->ccb_h.status = CAM_REQ_CMP;
 352                         goto scsi_done;
 353                 }
 354
 355                 switch (result) {
 356                 case IOP_RESULT_SUCCESS:
 357                         switch (ccb->ccb_h.flags & CAM_DIR_MASK) {
 358                         case CAM_DIR_IN:
 359                                 bus_dmamap_sync(hba->io_dmat,
 360                                         srb->dma_map, BUS_DMASYNC_POSTREAD);
 361                                 bus_dmamap_unload(hba->io_dmat, srb->dma_map);
 362                                 break;
 363                         case CAM_DIR_OUT:
 364                                 bus_dmamap_sync(hba->io_dmat,
 365                                         srb->dma_map, BUS_DMASYNC_POSTWRITE);
 366                                 bus_dmamap_unload(hba->io_dmat, srb->dma_map);
 367                                 break;
 368                         }
 369
 370                         ccb->ccb_h.status = CAM_REQ_CMP;
 371                         break;
 372
 373                 case IOP_RESULT_BAD_TARGET:
 374                         ccb->ccb_h.status = CAM_DEV_NOT_THERE;
 375                         break;
 376                 case IOP_RESULT_BUSY:
 377                         ccb->ccb_h.status = CAM_BUSY;
 378                         break;
 379                 case IOP_RESULT_INVALID_REQUEST:
 380                         ccb->ccb_h.status = CAM_REQ_INVALID;
 381                         break;
 382                 case IOP_RESULT_FAIL:
 383                         ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
 384                         break;
 385                 case IOP_RESULT_RESET:
 386                         ccb->ccb_h.status = CAM_BUSY;
 387                         break;
 388                 case IOP_RESULT_CHECK_CONDITION:
 389                         if (srb->srb_flag & HPT_SRB_FLAG_HIGH_MEM_ACESS) {/*iop*/
 390                                 bus_space_read_region_1(hba->bar0t, hba->bar0h,
 391                                         index + offsetof(struct hpt_iop_request_scsi_command,
 392                                         sg_list), (u_int8_t *)&ccb->csio.sense_data,
 393                                         MIN(dxfer, sizeof(ccb->csio.sense_data)));
 394                         } else {
 395                                 memcpy(&ccb->csio.sense_data, &req->sg_list,
 396                                         MIN(dxfer, sizeof(ccb->csio.sense_data)));
 397                         }
 398                         ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
 399                         ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
 400                         ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
 401                         break;
 402                 default:
 403                         ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
 404                         break;
 405                 }
 406 scsi_done:
 407                 if (srb->srb_flag & HPT_SRB_FLAG_HIGH_MEM_ACESS)
 408                         BUS_SPACE_WRT4_ITL(outbound_queue, index);
 409
 410                 ccb->csio.resid = ccb->csio.dxfer_len - dxfer;
 411
 412                 hptiop_free_srb(hba, srb);
 413                 xpt_done(ccb);
 414                 break;
 415         }
 416 }
 417
 418 static void hptiop_drain_outbound_queue_itl(struct hpt_iop_hba *hba)
 419 {
 420         u_int32_t req, temp;
 421
 422         while ((req = BUS_SPACE_RD4_ITL(outbound_queue)) !=IOPMU_QUEUE_EMPTY) {
 423                 if (req & IOPMU_QUEUE_MASK_HOST_BITS)
 424                         hptiop_request_callback_itl(hba, req);
 425                 else {
 426                         struct hpt_iop_request_header *p;
 427
 428                         p = (struct hpt_iop_request_header *)
 429                                 ((char *)hba->u.itl.mu + req);
 430                         temp = bus_space_read_4(hba->bar0t,
 431                                         hba->bar0h,req +
 432                                         offsetof(struct hpt_iop_request_header,
 433                                                 flags));
 434                         if (temp & IOP_REQUEST_FLAG_SYNC_REQUEST) {
 435                                 u_int64_t temp64;
 436                                 bus_space_read_region_4(hba->bar0t,
 437                                         hba->bar0h,req +
 438                                         offsetof(struct hpt_iop_request_header,
 439                                                 context),
 440                                         (u_int32_t *)&temp64, 2);
 441                                 if (temp64) {
 442                                         hptiop_request_callback_itl(hba, req);
 443                                 } else {
 444                                         temp64 = 1;
 445                                         bus_space_write_region_4(hba->bar0t,
 446                                                 hba->bar0h,req +
 447                                                 offsetof(struct hpt_iop_request_header,
 448                                                         context),
 449                                                 (u_int32_t *)&temp64, 2);
 450                                 }
 451                         } else
 452                                 hptiop_request_callback_itl(hba, req);
 453                 }
 454         }
 455 }
 456
 457 static int hptiop_intr_itl(struct hpt_iop_hba * hba)
 458 {
 459         u_int32_t status;
 460         int ret = 0;
 461
 462         status = BUS_SPACE_RD4_ITL(outbound_intstatus);
 463
 464         if (status & IOPMU_OUTBOUND_INT_MSG0) {
 465                 u_int32_t msg = BUS_SPACE_RD4_ITL(outbound_msgaddr0);
 466                 KdPrint(("hptiop: received outbound msg %x\n", msg));
 467                 BUS_SPACE_WRT4_ITL(outbound_intstatus, IOPMU_OUTBOUND_INT_MSG0);
 468                 hptiop_os_message_callback(hba, msg);
 469                 ret = 1;
 470         }
 471
 472         if (status & IOPMU_OUTBOUND_INT_POSTQUEUE) {
 473                 hptiop_drain_outbound_queue_itl(hba);
 474                 ret = 1;
 475         }
 476
 477         return ret;
 478 }
 479
 480 static void hptiop_request_callback_mv(struct hpt_iop_hba * hba,
 481                                                         u_int64_t _tag)
 482 {
 483         u_int32_t context = (u_int32_t)_tag;
 484
 485         if (context & MVIOP_CMD_TYPE_SCSI) {
 486                 struct hpt_iop_srb *srb;
 487                 struct hpt_iop_request_scsi_command *req;
 488                 union ccb *ccb;
 489                 u_int8_t *cdb;
 490
 491                 srb = hba->srb[context >> MVIOP_REQUEST_NUMBER_START_BIT];
 492                 req = (struct hpt_iop_request_scsi_command *)srb;
 493                 ccb = (union ccb *)srb->ccb;
 494                 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
 495                         cdb = ccb->csio.cdb_io.cdb_ptr;
 496                 else
 497                         cdb = ccb->csio.cdb_io.cdb_bytes;
 498
 499                 if (cdb[0] == SYNCHRONIZE_CACHE) { /* ??? */
 500                         ccb->ccb_h.status = CAM_REQ_CMP;
 501                         goto scsi_done;
 502                 }
 503                 if (context & MVIOP_MU_QUEUE_REQUEST_RESULT_BIT)
 504                         req->header.result = IOP_RESULT_SUCCESS;
 505
 506                 switch (req->header.result) {
 507                 case IOP_RESULT_SUCCESS:
 508                         switch (ccb->ccb_h.flags & CAM_DIR_MASK) {
 509                         case CAM_DIR_IN:
 510                                 bus_dmamap_sync(hba->io_dmat,
 511                                         srb->dma_map, BUS_DMASYNC_POSTREAD);
 512                                 bus_dmamap_unload(hba->io_dmat, srb->dma_map);
 513                                 break;
 514                         case CAM_DIR_OUT:
 515                                 bus_dmamap_sync(hba->io_dmat,
 516                                         srb->dma_map, BUS_DMASYNC_POSTWRITE);
 517                                 bus_dmamap_unload(hba->io_dmat, srb->dma_map);
 518                                 break;
 519                         }
 520                         ccb->ccb_h.status = CAM_REQ_CMP;
 521                         break;
 522                 case IOP_RESULT_BAD_TARGET:
 523                         ccb->ccb_h.status = CAM_DEV_NOT_THERE;
 524                         break;
 525                 case IOP_RESULT_BUSY:
 526                         ccb->ccb_h.status = CAM_BUSY;
 527                         break;
 528                 case IOP_RESULT_INVALID_REQUEST:
 529                         ccb->ccb_h.status = CAM_REQ_INVALID;
 530                         break;
 531                 case IOP_RESULT_FAIL:
 532                         ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
 533                         break;
 534                 case IOP_RESULT_RESET:
 535                         ccb->ccb_h.status = CAM_BUSY;
 536                         break;
 537                 case IOP_RESULT_CHECK_CONDITION:
 538                         memcpy(&ccb->csio.sense_data, &req->sg_list,
 539                                 MIN(req->dataxfer_length, sizeof(ccb->csio.sense_data)));
 540                         ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
 541                         ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
 542                         ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
 543                         break;
 544                 default:
 545                         ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
 546                         break;
 547                 }
 548 scsi_done:
 549                 ccb->csio.resid = ccb->csio.dxfer_len - req->dataxfer_length;
 550
 551                 hptiop_free_srb(hba, srb);
 552                 xpt_done(ccb);
 553         } else if (context & MVIOP_CMD_TYPE_IOCTL) {
 554                 struct hpt_iop_request_ioctl_command *req = hba->ctlcfg_ptr;
 555                 if (context & MVIOP_MU_QUEUE_REQUEST_RESULT_BIT)
 556                         hba->config_done = 1;
 557                 else
 558                         hba->config_done = -1;
 559                 wakeup(req);
 560         } else if (context &
 561                         (MVIOP_CMD_TYPE_SET_CONFIG |
 562                                 MVIOP_CMD_TYPE_GET_CONFIG))
 563                 hba->config_done = 1;
 564         else {
 565                 device_printf(hba->pcidev, "wrong callback type\n");
 566         }
 567 }
 568
 569 static void hptiop_drain_outbound_queue_mv(struct hpt_iop_hba * hba)
 570 {
 571         u_int64_t req;
 572
 573         while ((req = hptiop_mv_outbound_read(hba))) {
 574                 if (req & MVIOP_MU_QUEUE_ADDR_HOST_BIT) {
 575                         if (req & MVIOP_MU_QUEUE_REQUEST_RETURN_CONTEXT) {
 576                                 hptiop_request_callback_mv(hba, req);
 577                         }
 578                 }
 579         }
 580 }
 581
 582 static int hptiop_intr_mv(struct hpt_iop_hba * hba)
 583 {
 584         u_int32_t status;
 585         int ret = 0;
 586
 587         status = BUS_SPACE_RD4_MV0(outbound_doorbell);
 588
 589         if (status)
 590                 BUS_SPACE_WRT4_MV0(outbound_doorbell, ~status);
 591
 592         if (status & MVIOP_MU_OUTBOUND_INT_MSG) {
 593                 u_int32_t msg = BUS_SPACE_RD4_MV2(outbound_msg);
 594                 KdPrint(("hptiop: received outbound msg %x\n", msg));
 595                 hptiop_os_message_callback(hba, msg);
 596                 ret = 1;
 597         }
 598
 599         if (status & MVIOP_MU_OUTBOUND_INT_POSTQUEUE) {
 600                 hptiop_drain_outbound_queue_mv(hba);
 601                 ret = 1;
 602         }
 603
 604         return ret;
 605 }
 606
 607 static int hptiop_send_sync_request_itl(struct hpt_iop_hba * hba,
 608                                         u_int32_t req32, u_int32_t millisec)
 609 {
 610         u_int32_t i;
 611         u_int64_t temp64;
 612
 613         BUS_SPACE_WRT4_ITL(inbound_queue, req32);
 614         BUS_SPACE_RD4_ITL(outbound_intstatus);
 615
 616         for (i = 0; i < millisec; i++) {
 617                 hptiop_intr_itl(hba);
 618                 bus_space_read_region_4(hba->bar0t, hba->bar0h, req32 +
 619                         offsetof(struct hpt_iop_request_header, context),
 620                         (u_int32_t *)&temp64, 2);
 621                 if (temp64)
 622                         return 0;
 623                 DELAY(1000);
 624         }
 625
 626         return -1;
 627 }
 628
 629 static int hptiop_send_sync_request_mv(struct hpt_iop_hba *hba,
 630                                         void *req, u_int32_t millisec)
 631 {
 632         u_int32_t i;
 633         u_int64_t phy_addr;
 634         hba->config_done = 0;
 635
 636         phy_addr = hba->ctlcfgcmd_phy |
 637                         (u_int64_t)MVIOP_MU_QUEUE_ADDR_HOST_BIT;
 638         ((struct hpt_iop_request_get_config *)req)->header.flags |=
 639                 IOP_REQUEST_FLAG_SYNC_REQUEST |
 640                 IOP_REQUEST_FLAG_OUTPUT_CONTEXT;
 641         hptiop_mv_inbound_write(phy_addr, hba);
 642         BUS_SPACE_RD4_MV0(outbound_intmask);
 643
 644         for (i = 0; i < millisec; i++) {
 645                 hptiop_intr_mv(hba);
 646                 if (hba->config_done)
 647                         return 0;
 648                 DELAY(1000);
 649         }
 650         return -1;
 651 }
 652
 653 static int hptiop_send_sync_msg(struct hpt_iop_hba *hba,
 654                                         u_int32_t msg, u_int32_t millisec)
 655 {
 656         u_int32_t i;
 657
 658         hba->msg_done = 0;
 659         hba->ops->post_msg(hba, msg);
 660
 661         for (i=0; i<millisec; i++) {
 662                 hba->ops->iop_intr(hba);
 663                 if (hba->msg_done)
 664                         break;
 665                 DELAY(1000);
 666         }
 667
 668         return hba->msg_done? 0 : -1;
 669 }
 670
 671 static int hptiop_get_config_itl(struct hpt_iop_hba * hba,
 672                                 struct hpt_iop_request_get_config * config)
 673 {
 674         u_int32_t req32;
 675
 676         config->header.size = sizeof(struct hpt_iop_request_get_config);
 677         config->header.type = IOP_REQUEST_TYPE_GET_CONFIG;
 678         config->header.flags = IOP_REQUEST_FLAG_SYNC_REQUEST;
 679         config->header.result = IOP_RESULT_PENDING;
 680         config->header.context = 0;
 681
 682         req32 = BUS_SPACE_RD4_ITL(inbound_queue);
 683         if (req32 == IOPMU_QUEUE_EMPTY)
 684                 return -1;
 685
 686         bus_space_write_region_4(hba->bar0t, hba->bar0h,
 687                         req32, (u_int32_t *)config,
 688                         sizeof(struct hpt_iop_request_header) >> 2);
 689
 690         if (hptiop_send_sync_request_itl(hba, req32, 20000)) {
 691                 KdPrint(("hptiop: get config send cmd failed"));
 692                 return -1;
 693         }
 694
 695         bus_space_read_region_4(hba->bar0t, hba->bar0h,
 696                         req32, (u_int32_t *)config,
 697                         sizeof(struct hpt_iop_request_get_config) >> 2);
 698
 699         BUS_SPACE_WRT4_ITL(outbound_queue, req32);
 700
 701         return 0;
 702 }
 703
 704 static int hptiop_get_config_mv(struct hpt_iop_hba * hba,
 705                                 struct hpt_iop_request_get_config * config)
 706 {
 707         struct hpt_iop_request_get_config *req;
 708
 709         if (!(req = hba->ctlcfg_ptr))
 710                 return -1;
 711
 712         req->header.flags = 0;
 713         req->header.type = IOP_REQUEST_TYPE_GET_CONFIG;
 714         req->header.size = sizeof(struct hpt_iop_request_get_config);
 715         req->header.result = IOP_RESULT_PENDING;
 716         req->header.context = MVIOP_CMD_TYPE_GET_CONFIG;
 717
 718         if (hptiop_send_sync_request_mv(hba, req, 20000)) {
 719                 KdPrint(("hptiop: get config send cmd failed"));
 720                 return -1;
 721         }
 722
 723         *config = *req;
 724         return 0;
 725 }
 726
 727 static int hptiop_set_config_itl(struct hpt_iop_hba *hba,
 728                                 struct hpt_iop_request_set_config *config)
 729 {
 730         u_int32_t req32;
 731
 732         req32 = BUS_SPACE_RD4_ITL(inbound_queue);
 733
 734         if (req32 == IOPMU_QUEUE_EMPTY)
 735                 return -1;
 736
 737         config->header.size = sizeof(struct hpt_iop_request_set_config);
 738         config->header.type = IOP_REQUEST_TYPE_SET_CONFIG;
 739         config->header.flags = IOP_REQUEST_FLAG_SYNC_REQUEST;
 740         config->header.result = IOP_RESULT_PENDING;
 741         config->header.context = 0;
 742
 743         bus_space_write_region_4(hba->bar0t, hba->bar0h, req32,
 744                 (u_int32_t *)config,
 745                 sizeof(struct hpt_iop_request_set_config) >> 2);
 746
 747         if (hptiop_send_sync_request_itl(hba, req32, 20000)) {
 748                 KdPrint(("hptiop: set config send cmd failed"));
 749                 return -1;
 750         }
 751
 752         BUS_SPACE_WRT4_ITL(outbound_queue, req32);
 753
 754         return 0;
 755 }
 756
 757 static int hptiop_set_config_mv(struct hpt_iop_hba *hba,
 758                                 struct hpt_iop_request_set_config *config)
 759 {
 760         struct hpt_iop_request_set_config *req;
 761
 762         if (!(req = hba->ctlcfg_ptr))
 763                 return -1;
 764
 765         memcpy((u_int8_t *)req + sizeof(struct hpt_iop_request_header),
 766                 (u_int8_t *)config + sizeof(struct hpt_iop_request_header),
 767                 sizeof(struct hpt_iop_request_set_config) -
 768                         sizeof(struct hpt_iop_request_header));
 769
 770         req->header.flags = 0;
 771         req->header.type = IOP_REQUEST_TYPE_SET_CONFIG;
 772         req->header.size = sizeof(struct hpt_iop_request_set_config);
 773         req->header.result = IOP_RESULT_PENDING;
 774         req->header.context = MVIOP_CMD_TYPE_SET_CONFIG;
 775
 776         if (hptiop_send_sync_request_mv(hba, req, 20000)) {
 777                 KdPrint(("hptiop: set config send cmd failed"));
 778                 return -1;
 779         }
 780
 781         return 0;
 782 }
 783
 784 static int hptiop_post_ioctl_command_itl(struct hpt_iop_hba *hba,
 785                                 u_int32_t req32,
 786                                 struct hpt_iop_ioctl_param *pParams)
 787 {
 788         u_int64_t temp64;
 789         struct hpt_iop_request_ioctl_command req;
 790
 791         if ((((pParams->nInBufferSize + 3) & ~3) + pParams->nOutBufferSize) >
 792                         (hba->max_request_size -
 793                         offsetof(struct hpt_iop_request_ioctl_command, buf))) {
 794                 device_printf(hba->pcidev, "request size beyond max value");
 795                 return -1;
 796         }
 797
 798         req.header.size = offsetof(struct hpt_iop_request_ioctl_command, buf)
 799                 + pParams->nInBufferSize;
 800         req.header.type = IOP_REQUEST_TYPE_IOCTL_COMMAND;
 801         req.header.flags = IOP_REQUEST_FLAG_SYNC_REQUEST;
 802         req.header.result = IOP_RESULT_PENDING;
 803         req.header.context = req32 + (u_int64_t)(unsigned long)hba->u.itl.mu;
 804         req.ioctl_code = HPT_CTL_CODE_BSD_TO_IOP(pParams->dwIoControlCode);
 805         req.inbuf_size = pParams->nInBufferSize;
 806         req.outbuf_size = pParams->nOutBufferSize;
 807         req.bytes_returned = 0;
 808
 809         bus_space_write_region_4(hba->bar0t, hba->bar0h, req32, (u_int32_t *)&req,
 810                 offsetof(struct hpt_iop_request_ioctl_command, buf)>>2);
 811
 812         hptiop_lock_adapter(hba);
 813
 814         BUS_SPACE_WRT4_ITL(inbound_queue, req32);
 815         BUS_SPACE_RD4_ITL(outbound_intstatus);
 816
 817         bus_space_read_region_4(hba->bar0t, hba->bar0h, req32 +
 818                 offsetof(struct hpt_iop_request_ioctl_command, header.context),
 819                 (u_int32_t *)&temp64, 2);
 820         while (temp64) {
 821                 if (hptiop_sleep(hba, (void *)((unsigned long)hba->u.itl.mu + req32),
 822                                 0, "hptctl", HPT_OSM_TIMEOUT)==0)
 823                         break;
 824                 hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_RESET, 60000);
 825                 bus_space_read_region_4(hba->bar0t, hba->bar0h,req32 +
 826                         offsetof(struct hpt_iop_request_ioctl_command,
 827                                 header.context),
 828                         (u_int32_t *)&temp64, 2);
 829         }
 830
 831         hptiop_unlock_adapter(hba);
 832         return 0;
 833 }
 834
 835 static int hptiop_bus_space_copyin(struct hpt_iop_hba *hba, u_int32_t bus, void *user, int size)
 836 {
 837         unsigned char byte;
 838         int i;
 839
 840         for (i=0; i<size; i++) {
 841                 if (copyin((u_int8_t *)user + i, &byte, 1))
 842                         return -1;
 843                 bus_space_write_1(hba->bar0t, hba->bar0h, bus + i, byte);
 844         }
 845
 846         return 0;
 847 }
 848
 849 static int hptiop_bus_space_copyout(struct hpt_iop_hba *hba, u_int32_t bus, void *user, int size)
 850 {
 851         unsigned char byte;
 852         int i;
 853
 854         for (i=0; i<size; i++) {
 855                 byte = bus_space_read_1(hba->bar0t, hba->bar0h, bus + i);
 856                 if (copyout(&byte, (u_int8_t *)user + i, 1))
 857                         return -1;
 858         }
 859
 860         return 0;
 861 }
 862
 863 static int hptiop_do_ioctl_itl(struct hpt_iop_hba *hba,
 864                                 struct hpt_iop_ioctl_param * pParams)
 865 {
 866         u_int32_t req32;
 867         u_int32_t result;
 868
 869         if ((pParams->Magic != HPT_IOCTL_MAGIC) &&
 870                 (pParams->Magic != HPT_IOCTL_MAGIC32))
 871                 return EFAULT;
 872
 873         req32 = BUS_SPACE_RD4_ITL(inbound_queue);
 874         if (req32 == IOPMU_QUEUE_EMPTY)
 875                 return EFAULT;
 876
 877         if (pParams->nInBufferSize)
 878                 if (hptiop_bus_space_copyin(hba, req32 +
 879                         offsetof(struct hpt_iop_request_ioctl_command, buf),
 880                         (void *)pParams->lpInBuffer, pParams->nInBufferSize))
 881                         goto invalid;
 882
 883         if (hptiop_post_ioctl_command_itl(hba, req32, pParams))
 884                 goto invalid;
 885
 886         result = bus_space_read_4(hba->bar0t, hba->bar0h, req32 +
 887                         offsetof(struct hpt_iop_request_ioctl_command,
 888                                 header.result));
 889
 890         if (result == IOP_RESULT_SUCCESS) {
 891                 if (pParams->nOutBufferSize)
 892                         if (hptiop_bus_space_copyout(hba, req32 +
 893                                 offsetof(struct hpt_iop_request_ioctl_command, buf) +
 894                                         ((pParams->nInBufferSize + 3) & ~3),
 895                                 (void *)pParams->lpOutBuffer, pParams->nOutBufferSize))
 896                                 goto invalid;
 897
 898                 if (pParams->lpBytesReturned) {
 899                         if (hptiop_bus_space_copyout(hba, req32 +
 900                                 offsetof(struct hpt_iop_request_ioctl_command, bytes_returned),
 901                                 (void *)pParams->lpBytesReturned, sizeof(unsigned  long)))
 902                                 goto invalid;
 903                 }
 904
 905                 BUS_SPACE_WRT4_ITL(outbound_queue, req32);
 906
 907                 return 0;
 908         } else{
 909 invalid:
 910                 BUS_SPACE_WRT4_ITL(outbound_queue, req32);
 911
 912                 return EFAULT;
 913         }
 914 }
 915
 916 static int hptiop_post_ioctl_command_mv(struct hpt_iop_hba *hba,
 917                                 struct hpt_iop_request_ioctl_command *req,
 918                                 struct hpt_iop_ioctl_param *pParams)
 919 {
 920         u_int64_t req_phy;
 921         int size = 0;
 922
 923         if ((((pParams->nInBufferSize + 3) & ~3) + pParams->nOutBufferSize) >
 924                         (hba->max_request_size -
 925                         offsetof(struct hpt_iop_request_ioctl_command, buf))) {
 926                 device_printf(hba->pcidev, "request size beyond max value");
 927                 return -1;
 928         }
 929
 930         req->ioctl_code = HPT_CTL_CODE_BSD_TO_IOP(pParams->dwIoControlCode);
 931         req->inbuf_size = pParams->nInBufferSize;
 932         req->outbuf_size = pParams->nOutBufferSize;
 933         req->header.size = offsetof(struct hpt_iop_request_ioctl_command, buf)
 934                                         + pParams->nInBufferSize;
 935         req->header.context = (u_int64_t)MVIOP_CMD_TYPE_IOCTL;
 936         req->header.type = IOP_REQUEST_TYPE_IOCTL_COMMAND;
 937         req->header.result = IOP_RESULT_PENDING;
 938         req->header.flags = IOP_REQUEST_FLAG_OUTPUT_CONTEXT;
 939         size = req->header.size >> 8;
 940         size = size > 3 ? 3 : size;
 941         req_phy = hba->ctlcfgcmd_phy | MVIOP_MU_QUEUE_ADDR_HOST_BIT | size;
 942         hptiop_mv_inbound_write(req_phy, hba);
 943
 944         BUS_SPACE_RD4_MV0(outbound_intmask);
 945
 946         while (hba->config_done == 0) {
 947                 if (hptiop_sleep(hba, req, 0,
 948                         "hptctl", HPT_OSM_TIMEOUT)==0)
 949                         continue;
 950                 hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_RESET, 60000);
 951         }
 952         return 0;
 953 }
 954
 955 static int hptiop_do_ioctl_mv(struct hpt_iop_hba *hba,
 956                                 struct hpt_iop_ioctl_param *pParams)
 957 {
 958         struct hpt_iop_request_ioctl_command *req;
 959
 960         if ((pParams->Magic != HPT_IOCTL_MAGIC) &&
 961                 (pParams->Magic != HPT_IOCTL_MAGIC32))
 962                 return EFAULT;
 963
 964         req = (struct hpt_iop_request_ioctl_command *)(hba->ctlcfg_ptr);
 965         hba->config_done = 0;
 966         hptiop_lock_adapter(hba);
 967         if (pParams->nInBufferSize)
 968                 if (copyin((void *)pParams->lpInBuffer,
 969                                 req->buf, pParams->nInBufferSize))
 970                         goto invalid;
 971         if (hptiop_post_ioctl_command_mv(hba, req, pParams))
 972                 goto invalid;
 973
 974         if (hba->config_done == 1) {
 975                 if (pParams->nOutBufferSize)
 976                         if (copyout(req->buf +
 977                                 ((pParams->nInBufferSize + 3) & ~3),
 978                                 (void *)pParams->lpOutBuffer,
 979                                 pParams->nOutBufferSize))
 980                                 goto invalid;
 981
 982                 if (pParams->lpBytesReturned)
 983                         if (copyout(&req->bytes_returned,
 984                                 (void*)pParams->lpBytesReturned,
 985                                 sizeof(u_int32_t)))
 986                                 goto invalid;
 987                 hptiop_unlock_adapter(hba);
 988                 return 0;
 989         } else{
 990 invalid:
 991                 hptiop_unlock_adapter(hba);
 992                 return EFAULT;
 993         }
 994 }
 995
 996 static int  hptiop_rescan_bus(struct hpt_iop_hba * hba)
 997 {
 998         union ccb           *ccb;
 999
1000         if ((ccb = xpt_alloc_ccb()) == NULL)
1001                 return(ENOMEM);
1002         if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(hba->sim),
1003                 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
1004                 xpt_free_ccb(ccb);
1005                 return(EIO);
1006         }
1007
1008         xpt_setup_ccb(&ccb->ccb_h, ccb->ccb_h.path, 5/*priority (low)*/);
1009         ccb->ccb_h.func_code = XPT_SCAN_BUS;
1010         ccb->ccb_h.cbfcnp = hptiop_bus_scan_cb;
1011         ccb->crcn.flags = CAM_FLAG_NONE;
1012         xpt_action(ccb);
1013         return(0);
1014 }
1015
1016 static void hptiop_bus_scan_cb(struct cam_periph *periph, union ccb *ccb)
1017 {
1018         xpt_free_path(ccb->ccb_h.path);
1019         kfree(ccb, M_TEMP);
1020 }
1021
1022 static  bus_dmamap_callback_t   hptiop_map_srb;
1023 static  bus_dmamap_callback_t   hptiop_post_scsi_command;
1024 static  bus_dmamap_callback_t   hptiop_mv_map_ctlcfg;
1025
1026 static int hptiop_alloc_pci_res_itl(struct hpt_iop_hba *hba)
1027 {
1028         hba->bar0_rid = 0x10;
1029         hba->bar0_res = bus_alloc_resource_any(hba->pcidev,
1030                         SYS_RES_MEMORY, &hba->bar0_rid, RF_ACTIVE);
1031
1032         if (hba->bar0_res == NULL) {
1033                 device_printf(hba->pcidev,
1034                         "failed to get iop base adrress.\n");
1035                 return -1;
1036         }
1037         hba->bar0t = rman_get_bustag(hba->bar0_res);
1038         hba->bar0h = rman_get_bushandle(hba->bar0_res);
1039         hba->u.itl.mu = (struct hpt_iopmu_itl *)
1040                                 rman_get_virtual(hba->bar0_res);
1041
1042         if (!hba->u.itl.mu) {
1043                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
1044                                         hba->bar0_rid, hba->bar0_res);
1045                 device_printf(hba->pcidev, "alloc mem res failed\n");
1046                 return -1;
1047         }
1048
1049         return 0;
1050 }
1051
1052 static int hptiop_alloc_pci_res_mv(struct hpt_iop_hba *hba)
1053 {
1054         hba->bar0_rid = 0x10;
1055         hba->bar0_res = bus_alloc_resource_any(hba->pcidev,
1056                         SYS_RES_MEMORY, &hba->bar0_rid, RF_ACTIVE);
1057
1058         if (hba->bar0_res == NULL) {
1059                 device_printf(hba->pcidev, "failed to get iop bar0.\n");
1060                 return -1;
1061         }
1062         hba->bar0t = rman_get_bustag(hba->bar0_res);
1063         hba->bar0h = rman_get_bushandle(hba->bar0_res);
1064         hba->u.mv.regs = (struct hpt_iopmv_regs *)
1065                                 rman_get_virtual(hba->bar0_res);
1066
1067         if (!hba->u.mv.regs) {
1068                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
1069                                         hba->bar0_rid, hba->bar0_res);
1070                 device_printf(hba->pcidev, "alloc bar0 mem res failed\n");
1071                 return -1;
1072         }
1073
1074         hba->bar2_rid = 0x18;
1075         hba->bar2_res = bus_alloc_resource_any(hba->pcidev,
1076                         SYS_RES_MEMORY, &hba->bar2_rid, RF_ACTIVE);
1077
1078         if (hba->bar2_res == NULL) {
1079                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
1080                                         hba->bar0_rid, hba->bar0_res);
1081                 device_printf(hba->pcidev, "failed to get iop bar2.\n");
1082                 return -1;
1083         }
1084
1085         hba->bar2t = rman_get_bustag(hba->bar2_res);
1086         hba->bar2h = rman_get_bushandle(hba->bar2_res);
1087         hba->u.mv.mu = (struct hpt_iopmu_mv *)rman_get_virtual(hba->bar2_res);
1088
1089         if (!hba->u.mv.mu) {
1090                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
1091                                         hba->bar0_rid, hba->bar0_res);
1092                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
1093                                         hba->bar2_rid, hba->bar2_res);
1094                 device_printf(hba->pcidev, "alloc mem bar2 res failed\n");
1095                 return -1;
1096         }
1097
1098         return 0;
1099 }
1100
1101 static void hptiop_release_pci_res_itl(struct hpt_iop_hba *hba)
1102 {
1103         if (hba->bar0_res)
1104                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
1105                         hba->bar0_rid, hba->bar0_res);
1106 }
1107
1108 static void hptiop_release_pci_res_mv(struct hpt_iop_hba *hba)
1109 {
1110         if (hba->bar0_res)
1111                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
1112                         hba->bar0_rid, hba->bar0_res);
1113         if (hba->bar2_res)
1114                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
1115                         hba->bar2_rid, hba->bar2_res);
1116 }
1117
1118 static int hptiop_internal_memalloc_mv(struct hpt_iop_hba *hba)
1119 {
1120         if (bus_dma_tag_create(hba->parent_dmat,
1121                                 1,
1122                                 0,
1123                                 BUS_SPACE_MAXADDR_32BIT,
1124                                 BUS_SPACE_MAXADDR,
1125                                 NULL, NULL,
1126                                 0x800 - 0x8,
1127                                 1,
1128                                 BUS_SPACE_MAXSIZE_32BIT,
1129                                 BUS_DMA_ALLOCNOW,
1130                                 &hba->ctlcfg_dmat)) {
1131                 device_printf(hba->pcidev, "alloc ctlcfg_dmat failed\n");
1132                 return -1;
1133         }
1134
1135         if (bus_dmamem_alloc(hba->ctlcfg_dmat, (void **)&hba->ctlcfg_ptr,
1136                 BUS_DMA_WAITOK | BUS_DMA_COHERENT,
1137                 &hba->ctlcfg_dmamap) != 0) {
1138                         device_printf(hba->pcidev,
1139                                         "bus_dmamem_alloc failed!\n");
1140                         bus_dma_tag_destroy(hba->ctlcfg_dmat);
1141                         return -1;
1142         }
1143
1144         if (bus_dmamap_load(hba->ctlcfg_dmat,
1145                         hba->ctlcfg_dmamap, hba->ctlcfg_ptr,
1146                         MVIOP_IOCTLCFG_SIZE,
1147                         hptiop_mv_map_ctlcfg, hba, 0)) {
1148                 device_printf(hba->pcidev, "bus_dmamap_load failed!\n");
1149                 if (hba->ctlcfg_dmat)
1150                         bus_dmamem_free(hba->ctlcfg_dmat,
1151                                 hba->ctlcfg_ptr, hba->ctlcfg_dmamap);
1152                         bus_dma_tag_destroy(hba->ctlcfg_dmat);
1153                 return -1;
1154         }
1155
1156         return 0;
1157 }
1158
1159 static int hptiop_internal_memfree_mv(struct hpt_iop_hba *hba)
1160 {
1161         if (hba->ctlcfg_dmat) {
1162                 bus_dmamap_unload(hba->ctlcfg_dmat, hba->ctlcfg_dmamap);
1163                 bus_dmamem_free(hba->ctlcfg_dmat,
1164                                         hba->ctlcfg_ptr, hba->ctlcfg_dmamap);
1165                 bus_dma_tag_destroy(hba->ctlcfg_dmat);
1166         }
1167
1168         return 0;
1169 }
1170
1171 /*
1172  * CAM driver interface
1173  */
1174 static device_method_t driver_methods[] = {
1175         /* Device interface */
1176         DEVMETHOD(device_probe,     hptiop_probe),
1177         DEVMETHOD(device_attach,    hptiop_attach),
1178         DEVMETHOD(device_detach,    hptiop_detach),
1179         DEVMETHOD(device_shutdown,  hptiop_shutdown),
1180         { 0, 0 }
1181 };
1182
1183 static struct hptiop_adapter_ops hptiop_itl_ops = {
1184         .iop_wait_ready    = hptiop_wait_ready_itl,
1185         .internal_memalloc = 0,
1186         .internal_memfree  = 0,
1187         .alloc_pci_res     = hptiop_alloc_pci_res_itl,
1188         .release_pci_res   = hptiop_release_pci_res_itl,
1189         .enable_intr       = hptiop_enable_intr_itl,
1190         .disable_intr      = hptiop_disable_intr_itl,
1191         .get_config        = hptiop_get_config_itl,
1192         .set_config        = hptiop_set_config_itl,
1193         .iop_intr          = hptiop_intr_itl,
1194         .post_msg          = hptiop_post_msg_itl,
1195         .post_req          = hptiop_post_req_itl,
1196         .do_ioctl          = hptiop_do_ioctl_itl,
1197 };
1198
1199 static struct hptiop_adapter_ops hptiop_mv_ops = {
1200         .iop_wait_ready    = hptiop_wait_ready_mv,
1201         .internal_memalloc = hptiop_internal_memalloc_mv,
1202         .internal_memfree  = hptiop_internal_memfree_mv,
1203         .alloc_pci_res     = hptiop_alloc_pci_res_mv,
1204         .release_pci_res   = hptiop_release_pci_res_mv,
1205         .enable_intr       = hptiop_enable_intr_mv,
1206         .disable_intr      = hptiop_disable_intr_mv,
1207         .get_config        = hptiop_get_config_mv,
1208         .set_config        = hptiop_set_config_mv,
1209         .iop_intr          = hptiop_intr_mv,
1210         .post_msg          = hptiop_post_msg_mv,
1211         .post_req          = hptiop_post_req_mv,
1212         .do_ioctl          = hptiop_do_ioctl_mv,
1213 };
1214
1215 static driver_t hptiop_pci_driver = {
1216         driver_name,
1217         driver_methods,
1218         sizeof(struct hpt_iop_hba)
1219 };
1220
1221 DRIVER_MODULE(hptiop, pci, hptiop_pci_driver, hptiop_devclass, NULL, NULL);
1222 MODULE_VERSION(hptiop, 1);
1223
1224 static int hptiop_probe(device_t dev)
1225 {
1226         struct hpt_iop_hba *hba;
1227         u_int32_t id;
1228         static char buf[256];
1229         int sas = 0;
1230         struct hptiop_adapter_ops *ops;
1231
1232         if (pci_get_vendor(dev) != 0x1103)
1233                 return (ENXIO);
1234
1235         id = pci_get_device(dev);
1236
1237         switch (id) {
1238                 case 0x4322:
1239                 case 0x4321:
1240                 case 0x4320:
1241                         sas = 1;
1242                 case 0x3220:
1243                 case 0x3320:
1244                 case 0x3410:
1245                 case 0x3520:
1246                 case 0x3510:
1247                 case 0x3511:
1248                 case 0x3521:
1249                 case 0x3522:
1250                 case 0x3540:
1251                         ops = &hptiop_itl_ops;
1252                         break;
1253                 case 0x3120:
1254                 case 0x3122:
1255                 case 0x3020:
1256                         ops = &hptiop_mv_ops;
1257                         break;
1258                 default:
1259                         return (ENXIO);
1260         }
1261
1262         device_printf(dev, "adapter at PCI %d:%d:%d, IRQ %d\n",
1263                 pci_get_bus(dev), pci_get_slot(dev),
1264                 pci_get_function(dev), pci_get_irq(dev));
1265
1266         ksprintf(buf, "RocketRAID %x %s Controller",
1267                                 id, sas ? "SAS" : "SATA");
1268         device_set_desc_copy(dev, buf);
1269
1270         hba = (struct hpt_iop_hba *)device_get_softc(dev);
1271         bzero(hba, sizeof(struct hpt_iop_hba));
1272         hba->ops = ops;
1273
1274         KdPrint(("hba->ops=%p\n", hba->ops));
1275         return 0;
1276 }
1277
1278 static int hptiop_attach(device_t dev)
1279 {
1280         struct hpt_iop_hba *hba = (struct hpt_iop_hba *)device_get_softc(dev);
1281         struct hpt_iop_request_get_config  iop_config;
1282         struct hpt_iop_request_set_config  set_config;
1283         int rid = 0;
1284         struct cam_devq *devq;
1285         struct ccb_setasync ccb;
1286         u_int32_t unit = device_get_unit(dev);
1287
1288         device_printf(dev, "RocketRAID 3xxx/4xxx controller driver %s\n",
1289             driver_version);
1290
1291         KdPrint(("hptiop: attach(%d, %d/%d/%d) ops=%p\n", unit,
1292                 pci_get_bus(dev), pci_get_slot(dev),
1293                 pci_get_function(dev), hba->ops));
1294
1295         pci_enable_busmaster(dev);
1296         hba->pcidev = dev;
1297
1298         if (hba->ops->alloc_pci_res(hba))
1299                 return ENXIO;
1300
1301         if (hba->ops->iop_wait_ready(hba, 2000)) {
1302                 device_printf(dev, "adapter is not ready\n");
1303                 goto release_pci_res;
1304         }
1305
1306         lockinit(&hba->lock, "hptioplock", 0, LK_CANRECURSE);
1307
1308         if (bus_dma_tag_create(NULL,/* parent */
1309                         1,  /* alignment */
1310                         0, /* boundary */
1311                         BUS_SPACE_MAXADDR,  /* lowaddr */
1312                         BUS_SPACE_MAXADDR,  /* highaddr */
1313                         NULL, NULL,         /* filter, filterarg */
1314                         BUS_SPACE_MAXSIZE_32BIT,    /* maxsize */
1315                         BUS_SPACE_UNRESTRICTED, /* nsegments */
1316                         BUS_SPACE_MAXSIZE_32BIT,    /* maxsegsize */
1317                         0,      /* flags */
1318                         &hba->parent_dmat   /* tag */))
1319         {
1320                 device_printf(dev, "alloc parent_dmat failed\n");
1321                 goto release_pci_res;
1322         }
1323
1324         if (hba->ops->internal_memalloc) {
1325                 if (hba->ops->internal_memalloc(hba)) {
1326                         device_printf(dev, "alloc srb_dmat failed\n");
1327                         goto destroy_parent_tag;
1328                 }
1329         }
1330
1331         if (hba->ops->get_config(hba, &iop_config)) {
1332                 device_printf(dev, "get iop config failed.\n");
1333                 goto get_config_failed;
1334         }
1335
1336         hba->firmware_version = iop_config.firmware_version;
1337         hba->interface_version = iop_config.interface_version;
1338         hba->max_requests = iop_config.max_requests;
1339         hba->max_devices = iop_config.max_devices;
1340         hba->max_request_size = iop_config.request_size;
1341         hba->max_sg_count = iop_config.max_sg_count;
1342
1343         if (bus_dma_tag_create(hba->parent_dmat,/* parent */
1344                         4,  /* alignment */
1345                         BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1346                         BUS_SPACE_MAXADDR,  /* lowaddr */
1347                         BUS_SPACE_MAXADDR,  /* highaddr */
1348                         NULL, NULL,         /* filter, filterarg */
1349                         PAGE_SIZE * (hba->max_sg_count-1),  /* maxsize */
1350                         hba->max_sg_count,  /* nsegments */
1351                         0x20000,    /* maxsegsize */
1352                         BUS_DMA_ALLOCNOW,       /* flags */
1353                         &hba->io_dmat   /* tag */))
1354         {
1355                 device_printf(dev, "alloc io_dmat failed\n");
1356                 goto get_config_failed;
1357         }
1358
1359         if (bus_dma_tag_create(hba->parent_dmat,/* parent */
1360                         1,  /* alignment */
1361                         0, /* boundary */
1362                         BUS_SPACE_MAXADDR_32BIT,    /* lowaddr */
1363                         BUS_SPACE_MAXADDR,  /* highaddr */
1364                         NULL, NULL,         /* filter, filterarg */
1365                         HPT_SRB_MAX_SIZE * HPT_SRB_MAX_QUEUE_SIZE + 0x20,
1366                         1,  /* nsegments */
1367                         BUS_SPACE_MAXSIZE_32BIT,    /* maxsegsize */
1368                         0,      /* flags */
1369                         &hba->srb_dmat  /* tag */))
1370         {
1371                 device_printf(dev, "alloc srb_dmat failed\n");
1372                 goto destroy_io_dmat;
1373         }
1374
1375         if (bus_dmamem_alloc(hba->srb_dmat, (void **)&hba->uncached_ptr,
1376                         BUS_DMA_WAITOK | BUS_DMA_COHERENT,
1377                         &hba->srb_dmamap) != 0)
1378         {
1379                 device_printf(dev, "srb bus_dmamem_alloc failed!\n");
1380                 goto destroy_srb_dmat;
1381         }
1382
1383         if (bus_dmamap_load(hba->srb_dmat,
1384                         hba->srb_dmamap, hba->uncached_ptr,
1385                         (HPT_SRB_MAX_SIZE * HPT_SRB_MAX_QUEUE_SIZE) + 0x20,
1386                         hptiop_map_srb, hba, 0))
1387         {
1388                 device_printf(dev, "bus_dmamap_load failed!\n");
1389                 goto srb_dmamem_free;
1390         }
1391
1392         if ((devq = cam_simq_alloc(hba->max_requests - 1 )) == NULL) {
1393                 device_printf(dev, "cam_simq_alloc failed\n");
1394                 goto srb_dmamap_unload;
1395         }
1396
1397         hba->sim = cam_sim_alloc(hptiop_action, hptiop_poll, driver_name,
1398                         hba, unit, &sim_mplock, hba->max_requests - 1, 1, devq);
1399         if (!hba->sim) {
1400                 device_printf(dev, "cam_sim_alloc failed\n");
1401                 cam_simq_release(devq);
1402                 goto srb_dmamap_unload;
1403         }
1404         if (xpt_bus_register(hba->sim, 0) != CAM_SUCCESS)
1405         {
1406                 device_printf(dev, "xpt_bus_register failed\n");
1407                 goto free_cam_sim;
1408         }
1409
1410         if (xpt_create_path(&hba->path, /*periph */ NULL,
1411                         cam_sim_path(hba->sim), CAM_TARGET_WILDCARD,
1412                         CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
1413                 device_printf(dev, "xpt_create_path failed\n");
1414                 goto deregister_xpt_bus;
1415         }
1416
1417         bzero(&set_config, sizeof(set_config));
1418         set_config.iop_id = unit;
1419         set_config.vbus_id = cam_sim_path(hba->sim);
1420         set_config.max_host_request_size = HPT_SRB_MAX_REQ_SIZE;
1421
1422         if (hba->ops->set_config(hba, &set_config)) {
1423                 device_printf(dev, "set iop config failed.\n");
1424                 goto free_hba_path;
1425         }
1426
1427         xpt_setup_ccb(&ccb.ccb_h, hba->path, /*priority*/5);
1428         ccb.ccb_h.func_code = XPT_SASYNC_CB;
1429         ccb.event_enable = (AC_FOUND_DEVICE | AC_LOST_DEVICE);
1430         ccb.callback = hptiop_async;
1431         ccb.callback_arg = hba->sim;
1432         xpt_action((union ccb *)&ccb);
1433
1434         rid = 0;
1435         if ((hba->irq_res = bus_alloc_resource(hba->pcidev, SYS_RES_IRQ,
1436                         &rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL) {
1437                 device_printf(dev, "allocate irq failed!\n");
1438                 goto free_hba_path;
1439         }
1440
1441         if (bus_setup_intr(hba->pcidev, hba->irq_res, 0,
1442                                 hptiop_pci_intr, hba, &hba->irq_handle, NULL))
1443         {
1444                 device_printf(dev, "allocate intr function failed!\n");
1445                 goto free_irq_resource;
1446         }
1447
1448         if (hptiop_send_sync_msg(hba,
1449                         IOPMU_INBOUND_MSG0_START_BACKGROUND_TASK, 5000)) {
1450                 device_printf(dev, "fail to start background task\n");
1451                 goto teartown_irq_resource;
1452         }
1453
1454         hba->ops->enable_intr(hba);
1455
1456         hba->ioctl_dev = make_dev(&hptiop_ops, unit,
1457                                 UID_ROOT, GID_WHEEL /*GID_OPERATOR*/,
1458                                 S_IRUSR | S_IWUSR, "%s%d", driver_name, unit);
1459
1460         hba->ioctl_dev->si_drv1 = hba;
1461
1462         hptiop_rescan_bus(hba);
1463
1464         return 0;
1465
1466
1467 teartown_irq_resource:
1468         bus_teardown_intr(dev, hba->irq_res, hba->irq_handle);
1469
1470 free_irq_resource:
1471         bus_release_resource(dev, SYS_RES_IRQ, 0, hba->irq_res);
1472
1473 free_hba_path:
1474         xpt_free_path(hba->path);
1475
1476 deregister_xpt_bus:
1477         xpt_bus_deregister(cam_sim_path(hba->sim));
1478
1479 free_cam_sim:
1480         cam_sim_free(hba->sim);
1481
1482 srb_dmamap_unload:
1483         if (hba->uncached_ptr)
1484                 bus_dmamap_unload(hba->srb_dmat, hba->srb_dmamap);
1485
1486 srb_dmamem_free:
1487         if (hba->uncached_ptr)
1488                 bus_dmamem_free(hba->srb_dmat,
1489                         hba->uncached_ptr, hba->srb_dmamap);
1490
1491 destroy_srb_dmat:
1492         if (hba->srb_dmat)
1493                 bus_dma_tag_destroy(hba->srb_dmat);
1494
1495 destroy_io_dmat:
1496         if (hba->io_dmat)
1497                 bus_dma_tag_destroy(hba->io_dmat);
1498
1499 get_config_failed:
1500         if (hba->ops->internal_memfree)
1501                 hba->ops->internal_memfree(hba);
1502
1503 destroy_parent_tag:
1504         if (hba->parent_dmat)
1505                 bus_dma_tag_destroy(hba->parent_dmat);
1506
1507 release_pci_res:
1508         if (hba->ops->release_pci_res)
1509                 hba->ops->release_pci_res(hba);
1510
1511         return ENXIO;
1512 }
1513
1514 static int hptiop_detach(device_t dev)
1515 {
1516         struct hpt_iop_hba * hba = (struct hpt_iop_hba *)device_get_softc(dev);
1517         int i;
1518         int error = EBUSY;
1519
1520         hptiop_lock_adapter(hba);
1521         for (i = 0; i < hba->max_devices; i++)
1522                 if (hptiop_os_query_remove_device(hba, i)) {
1523                         device_printf(dev, "file system is busy. id=%d", i);
1524                         goto out;
1525                 }
1526
1527         if ((error = hptiop_shutdown(dev)) != 0)
1528                 goto out;
1529         if (hptiop_send_sync_msg(hba,
1530                 IOPMU_INBOUND_MSG0_STOP_BACKGROUND_TASK, 60000))
1531                 goto out;
1532
1533         hptiop_release_resource(hba);
1534         error = 0;
1535 out:
1536         hptiop_unlock_adapter(hba);
1537         return error;
1538 }
1539
1540 static int hptiop_shutdown(device_t dev)
1541 {
1542         struct hpt_iop_hba * hba = (struct hpt_iop_hba *)device_get_softc(dev);
1543
1544         int error = 0;
1545
1546         if (hba->flag & HPT_IOCTL_FLAG_OPEN) {
1547                 device_printf(dev, "device is busy");
1548                 return EBUSY;
1549         }
1550
1551         hba->ops->disable_intr(hba);
1552
1553         if (hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_SHUTDOWN, 60000))
1554                 error = EBUSY;
1555
1556         return error;
1557 }
1558
1559 static void hptiop_pci_intr(void *arg)
1560 {
1561         struct hpt_iop_hba * hba = (struct hpt_iop_hba *)arg;
1562         hptiop_lock_adapter(hba);
1563         hba->ops->iop_intr(hba);
1564         hptiop_unlock_adapter(hba);
1565 }
1566
1567 static void hptiop_poll(struct cam_sim *sim)
1568 {
1569         hptiop_pci_intr(cam_sim_softc(sim));
1570 }
1571
1572 static void hptiop_async(void * callback_arg, u_int32_t code,
1573                                         struct cam_path * path, void * arg)
1574 {
1575 }
1576
1577 static void hptiop_enable_intr_itl(struct hpt_iop_hba *hba)
1578 {
1579         BUS_SPACE_WRT4_ITL(outbound_intmask,
1580                 ~(IOPMU_OUTBOUND_INT_POSTQUEUE | IOPMU_OUTBOUND_INT_MSG0));
1581 }
1582
1583 static void hptiop_enable_intr_mv(struct hpt_iop_hba *hba)
1584 {
1585         u_int32_t int_mask;
1586
1587         int_mask = BUS_SPACE_RD4_MV0(outbound_intmask);
1588
1589         int_mask |= MVIOP_MU_OUTBOUND_INT_POSTQUEUE
1590                         | MVIOP_MU_OUTBOUND_INT_MSG;
1591         BUS_SPACE_WRT4_MV0(outbound_intmask,int_mask);
1592 }
1593
1594 static void hptiop_disable_intr_itl(struct hpt_iop_hba *hba)
1595 {
1596         u_int32_t int_mask;
1597
1598         int_mask = BUS_SPACE_RD4_ITL(outbound_intmask);
1599
1600         int_mask |= IOPMU_OUTBOUND_INT_POSTQUEUE | IOPMU_OUTBOUND_INT_MSG0;
1601         BUS_SPACE_WRT4_ITL(outbound_intmask, int_mask);
1602         BUS_SPACE_RD4_ITL(outbound_intstatus);
1603 }
1604
1605 static void hptiop_disable_intr_mv(struct hpt_iop_hba *hba)
1606 {
1607         u_int32_t int_mask;
1608         int_mask = BUS_SPACE_RD4_MV0(outbound_intmask);
1609
1610         int_mask &= ~(MVIOP_MU_OUTBOUND_INT_MSG
1611                         | MVIOP_MU_OUTBOUND_INT_POSTQUEUE);
1612         BUS_SPACE_WRT4_MV0(outbound_intmask,int_mask);
1613         BUS_SPACE_RD4_MV0(outbound_intmask);
1614 }
1615
1616 static int hptiop_reset_adapter(struct hpt_iop_hba * hba)
1617 {
1618         return hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_RESET, 60000);
1619 }
1620
1621 static void *hptiop_get_srb(struct hpt_iop_hba * hba)
1622 {
1623         struct hpt_iop_srb * srb;
1624
1625         if (hba->srb_list) {
1626                 srb = hba->srb_list;
1627                 hba->srb_list = srb->next;
1628                 return srb;
1629         }
1630
1631         return NULL;
1632 }
1633
1634 static void hptiop_free_srb(struct hpt_iop_hba *hba, struct hpt_iop_srb *srb)
1635 {
1636         srb->next = hba->srb_list;
1637         hba->srb_list = srb;
1638 }
1639
1640 static void hptiop_action(struct cam_sim *sim, union ccb *ccb)
1641 {
1642         struct hpt_iop_hba * hba = (struct hpt_iop_hba *)cam_sim_softc(sim);
1643         struct hpt_iop_srb * srb;
1644
1645         switch (ccb->ccb_h.func_code) {
1646
1647         case XPT_SCSI_IO:
1648                 hptiop_lock_adapter(hba);
1649                 if (ccb->ccb_h.target_lun != 0 ||
1650                         ccb->ccb_h.target_id >= hba->max_devices ||
1651                         (ccb->ccb_h.flags & CAM_CDB_PHYS))
1652                 {
1653                         ccb->ccb_h.status = CAM_TID_INVALID;
1654                         xpt_done(ccb);
1655                         goto scsi_done;
1656                 }
1657
1658                 if ((srb = hptiop_get_srb(hba)) == NULL) {
1659                         device_printf(hba->pcidev, "srb allocated failed");
1660                         ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1661                         xpt_done(ccb);
1662                         goto scsi_done;
1663                 }
1664
1665                 srb->ccb = ccb;
1666
1667                 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_NONE)
1668                         hptiop_post_scsi_command(srb, NULL, 0, 0);
1669                 else if ((ccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) {
1670                         if ((ccb->ccb_h.flags & CAM_DATA_PHYS) == 0) {
1671                                 int error;
1672
1673                                 error = bus_dmamap_load(hba->io_dmat,
1674                                                 srb->dma_map,
1675                                                 ccb->csio.data_ptr,
1676                                                 ccb->csio.dxfer_len,
1677                                                 hptiop_post_scsi_command,
1678                                                 srb, 0);
1679
1680                                 if (error && error != EINPROGRESS) {
1681                                         device_printf(hba->pcidev,
1682                                             "bus_dmamap_load error %d", error);
1683                                         xpt_freeze_simq(hba->sim, 1);
1684                                         ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1685 invalid:
1686                                         hptiop_free_srb(hba, srb);
1687                                         xpt_done(ccb);
1688                                         goto scsi_done;
1689                                 }
1690                         }
1691                         else {
1692                                 device_printf(hba->pcidev,
1693                                         "CAM_DATA_PHYS not supported");
1694                                 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
1695                                 goto invalid;
1696                         }
1697                 }
1698                 else {
1699                         struct bus_dma_segment *segs;
1700
1701                         if ((ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0 ||
1702                                 (ccb->ccb_h.flags & CAM_DATA_PHYS) != 0) {
1703                                 device_printf(hba->pcidev, "SCSI cmd failed");
1704                                 ccb->ccb_h.status=CAM_PROVIDE_FAIL;
1705                                 goto invalid;
1706                         }
1707
1708                         segs = (struct bus_dma_segment *)ccb->csio.data_ptr;
1709                         hptiop_post_scsi_command(srb, segs,
1710                                                 ccb->csio.sglist_cnt, 0);
1711                 }
1712
1713 scsi_done:
1714                 hptiop_unlock_adapter(hba);
1715                 return;
1716
1717         case XPT_RESET_BUS:
1718                 device_printf(hba->pcidev, "reset adapter");
1719                 hptiop_lock_adapter(hba);
1720                 hba->msg_done = 0;
1721                 hptiop_reset_adapter(hba);
1722                 hptiop_unlock_adapter(hba);
1723                 break;
1724
1725         case XPT_GET_TRAN_SETTINGS:
1726         case XPT_SET_TRAN_SETTINGS:
1727                 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
1728                 break;
1729
1730         case XPT_CALC_GEOMETRY:
1731                 ccb->ccg.heads = 255;
1732                 ccb->ccg.secs_per_track = 63;
1733                 ccb->ccg.cylinders = ccb->ccg.volume_size /
1734                                 (ccb->ccg.heads * ccb->ccg.secs_per_track);
1735                 ccb->ccb_h.status = CAM_REQ_CMP;
1736                 break;
1737
1738         case XPT_PATH_INQ:
1739         {
1740                 struct ccb_pathinq *cpi = &ccb->cpi;
1741
1742                 cpi->version_num = 1;
1743                 cpi->hba_inquiry = PI_SDTR_ABLE;
1744                 cpi->target_sprt = 0;
1745                 cpi->hba_misc = PIM_NOBUSRESET;
1746                 cpi->hba_eng_cnt = 0;
1747                 cpi->max_target = hba->max_devices;
1748                 cpi->max_lun = 0;
1749                 cpi->unit_number = cam_sim_unit(sim);
1750                 cpi->bus_id = cam_sim_bus(sim);
1751                 cpi->initiator_id = hba->max_devices;
1752                 cpi->base_transfer_speed = 3300;
1753
1754                 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
1755                 strncpy(cpi->hba_vid, "HPT   ", HBA_IDLEN);
1756                 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
1757                 cpi->transport = XPORT_SPI;
1758                 cpi->transport_version = 2;
1759                 cpi->protocol = PROTO_SCSI;
1760                 cpi->protocol_version = SCSI_REV_2;
1761                 cpi->ccb_h.status = CAM_REQ_CMP;
1762                 break;
1763         }
1764
1765         default:
1766                 ccb->ccb_h.status = CAM_REQ_INVALID;
1767                 break;
1768         }
1769
1770         xpt_done(ccb);
1771         return;
1772 }
1773
1774 static void hptiop_post_req_itl(struct hpt_iop_hba *hba,
1775                                 struct hpt_iop_srb *srb,
1776                                 bus_dma_segment_t *segs, int nsegs)
1777 {
1778         int idx;
1779         union ccb *ccb = srb->ccb;
1780         u_int8_t *cdb;
1781
1782         if (ccb->ccb_h.flags & CAM_CDB_POINTER)
1783                 cdb = ccb->csio.cdb_io.cdb_ptr;
1784         else
1785                 cdb = ccb->csio.cdb_io.cdb_bytes;
1786
1787         KdPrint(("ccb=%p %x-%x-%x\n",
1788                 ccb, *(u_int32_t *)cdb, *((u_int32_t *)cdb+1), *((u_int32_t *)cdb+2)));
1789
1790         if (srb->srb_flag & HPT_SRB_FLAG_HIGH_MEM_ACESS) {
1791                 u_int32_t iop_req32;
1792                 struct hpt_iop_request_scsi_command req;
1793
1794                 iop_req32 = BUS_SPACE_RD4_ITL(inbound_queue);
1795
1796                 if (iop_req32 == IOPMU_QUEUE_EMPTY) {
1797                         device_printf(hba->pcidev, "invaild req offset\n");
1798                         ccb->ccb_h.status = CAM_BUSY;
1799                         bus_dmamap_unload(hba->io_dmat, srb->dma_map);
1800                         hptiop_free_srb(hba, srb);
1801                         xpt_done(ccb);
1802                         return;
1803                 }
1804
1805                 if (ccb->csio.dxfer_len && nsegs > 0) {
1806                         struct hpt_iopsg *psg = req.sg_list;
1807                         for (idx = 0; idx < nsegs; idx++, psg++) {
1808                                 psg->pci_address = (u_int64_t)segs[idx].ds_addr;
1809                                 psg->size = segs[idx].ds_len;
1810                                 psg->eot = 0;
1811                         }
1812                         psg[-1].eot = 1;
1813                 }
1814
1815                 bcopy(cdb, req.cdb, ccb->csio.cdb_len);
1816
1817                 req.header.size = offsetof(struct hpt_iop_request_scsi_command, sg_list)
1818                                 + nsegs*sizeof(struct hpt_iopsg);
1819                 req.header.type = IOP_REQUEST_TYPE_SCSI_COMMAND;
1820                 req.header.flags = 0;
1821                 req.header.result = IOP_RESULT_PENDING;
1822                 req.header.context = (u_int64_t)(unsigned long)srb;
1823                 req.dataxfer_length = ccb->csio.dxfer_len;
1824                 req.channel =  0;
1825                 req.target =  ccb->ccb_h.target_id;
1826                 req.lun =  ccb->ccb_h.target_lun;
1827
1828                 bus_space_write_region_1(hba->bar0t, hba->bar0h, iop_req32,
1829                         (u_int8_t *)&req, req.header.size);
1830
1831                 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1832                         bus_dmamap_sync(hba->io_dmat,
1833                                 srb->dma_map, BUS_DMASYNC_PREREAD);
1834                 }
1835                 else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)
1836                         bus_dmamap_sync(hba->io_dmat,
1837                                 srb->dma_map, BUS_DMASYNC_PREWRITE);
1838
1839                 BUS_SPACE_WRT4_ITL(inbound_queue,iop_req32);
1840         } else {
1841                 struct hpt_iop_request_scsi_command *req;
1842
1843                 req = (struct hpt_iop_request_scsi_command *)srb;
1844                 if (ccb->csio.dxfer_len && nsegs > 0) {
1845                         struct hpt_iopsg *psg = req->sg_list;
1846                         for (idx = 0; idx < nsegs; idx++, psg++) {
1847                                 psg->pci_address =
1848                                         (u_int64_t)segs[idx].ds_addr;
1849                                 psg->size = segs[idx].ds_len;
1850                                 psg->eot = 0;
1851                         }
1852                         psg[-1].eot = 1;
1853                 }
1854
1855                 bcopy(cdb, req->cdb, ccb->csio.cdb_len);
1856
1857                 req->header.type = IOP_REQUEST_TYPE_SCSI_COMMAND;
1858                 req->header.result = IOP_RESULT_PENDING;
1859                 req->dataxfer_length = ccb->csio.dxfer_len;
1860                 req->channel =  0;
1861                 req->target =  ccb->ccb_h.target_id;
1862                 req->lun =  ccb->ccb_h.target_lun;
1863                 req->header.size = offsetof(struct hpt_iop_request_scsi_command, sg_list)
1864                         + nsegs*sizeof(struct hpt_iopsg);
1865                 req->header.context = (u_int64_t)srb->index |
1866                                                 IOPMU_QUEUE_ADDR_HOST_BIT;
1867                 req->header.flags = IOP_REQUEST_FLAG_OUTPUT_CONTEXT;
1868
1869                 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1870                         bus_dmamap_sync(hba->io_dmat,
1871                                 srb->dma_map, BUS_DMASYNC_PREREAD);
1872                 }else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1873                         bus_dmamap_sync(hba->io_dmat,
1874                                 srb->dma_map, BUS_DMASYNC_PREWRITE);
1875                 }
1876
1877                 if (hba->firmware_version > 0x01020000
1878                         || hba->interface_version > 0x01020000) {
1879                         u_int32_t size_bits;
1880
1881                         if (req->header.size < 256)
1882                                 size_bits = IOPMU_QUEUE_REQUEST_SIZE_BIT;
1883                         else if (req->header.size < 512)
1884                                 size_bits = IOPMU_QUEUE_ADDR_HOST_BIT;
1885                         else
1886                                 size_bits = IOPMU_QUEUE_REQUEST_SIZE_BIT
1887                                                 | IOPMU_QUEUE_ADDR_HOST_BIT;
1888
1889                         BUS_SPACE_WRT4_ITL(inbound_queue,
1890                                 (u_int32_t)srb->phy_addr | size_bits);
1891                 } else
1892                         BUS_SPACE_WRT4_ITL(inbound_queue, (u_int32_t)srb->phy_addr
1893                                 |IOPMU_QUEUE_ADDR_HOST_BIT);
1894         }
1895 }
1896
1897 static void hptiop_post_req_mv(struct hpt_iop_hba *hba,
1898                                 struct hpt_iop_srb *srb,
1899                                 bus_dma_segment_t *segs, int nsegs)
1900 {
1901         int idx, size;
1902         union ccb *ccb = srb->ccb;
1903         u_int8_t *cdb;
1904         struct hpt_iop_request_scsi_command *req;
1905         u_int64_t req_phy;
1906
1907         req = (struct hpt_iop_request_scsi_command *)srb;
1908         req_phy = srb->phy_addr;
1909
1910         if (ccb->csio.dxfer_len && nsegs > 0) {
1911                 struct hpt_iopsg *psg = req->sg_list;
1912                 for (idx = 0; idx < nsegs; idx++, psg++) {
1913                         psg->pci_address = (u_int64_t)segs[idx].ds_addr;
1914                         psg->size = segs[idx].ds_len;
1915                         psg->eot = 0;
1916                 }
1917                 psg[-1].eot = 1;
1918         }
1919         if (ccb->ccb_h.flags & CAM_CDB_POINTER)
1920                 cdb = ccb->csio.cdb_io.cdb_ptr;
1921         else
1922                 cdb = ccb->csio.cdb_io.cdb_bytes;
1923
1924         bcopy(cdb, req->cdb, ccb->csio.cdb_len);
1925         req->header.type = IOP_REQUEST_TYPE_SCSI_COMMAND;
1926         req->header.result = IOP_RESULT_PENDING;
1927         req->dataxfer_length = ccb->csio.dxfer_len;
1928         req->channel = 0;
1929         req->target =  ccb->ccb_h.target_id;
1930         req->lun =  ccb->ccb_h.target_lun;
1931         req->header.size = sizeof(struct hpt_iop_request_scsi_command)
1932                                 - sizeof(struct hpt_iopsg)
1933                                 + nsegs * sizeof(struct hpt_iopsg);
1934         if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1935                 bus_dmamap_sync(hba->io_dmat,
1936                         srb->dma_map, BUS_DMASYNC_PREREAD);
1937         }
1938         else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)
1939                 bus_dmamap_sync(hba->io_dmat,
1940                         srb->dma_map, BUS_DMASYNC_PREWRITE);
1941         req->header.context = (u_int64_t)srb->index
1942                                         << MVIOP_REQUEST_NUMBER_START_BIT
1943                                         | MVIOP_CMD_TYPE_SCSI;
1944         req->header.flags = IOP_REQUEST_FLAG_OUTPUT_CONTEXT;
1945         size = req->header.size >> 8;
1946         hptiop_mv_inbound_write(req_phy
1947                         | MVIOP_MU_QUEUE_ADDR_HOST_BIT
1948                         | (size > 3 ? 3 : size), hba);
1949 }
1950
1951 static void hptiop_post_scsi_command(void *arg, bus_dma_segment_t *segs,
1952                                         int nsegs, int error)
1953 {
1954         struct hpt_iop_srb *srb = (struct hpt_iop_srb *)arg;
1955         union ccb *ccb = srb->ccb;
1956         struct hpt_iop_hba *hba = srb->hba;
1957
1958         if (error || nsegs > hba->max_sg_count) {
1959                 KdPrint(("hptiop: func_code=%x tid=%x lun=%x nsegs=%d\n",
1960                         ccb->ccb_h.func_code,
1961                         ccb->ccb_h.target_id,
1962                         ccb->ccb_h.target_lun, nsegs));
1963                 ccb->ccb_h.status = CAM_BUSY;
1964                 bus_dmamap_unload(hba->io_dmat, srb->dma_map);
1965                 hptiop_free_srb(hba, srb);
1966                 xpt_done(ccb);
1967                 return;
1968         }
1969
1970         hba->ops->post_req(hba, srb, segs, nsegs);
1971 }
1972
1973 static void hptiop_mv_map_ctlcfg(void *arg, bus_dma_segment_t *segs,
1974                                 int nsegs, int error)
1975 {
1976         struct hpt_iop_hba *hba = (struct hpt_iop_hba *)arg;
1977         hba->ctlcfgcmd_phy = ((u_int64_t)segs->ds_addr + 0x1F)
1978                                 & ~(u_int64_t)0x1F;
1979         hba->ctlcfg_ptr = (u_int8_t *)(((unsigned long)hba->ctlcfg_ptr + 0x1F)
1980                                 & ~0x1F);
1981 }
1982
1983 static void hptiop_map_srb(void *arg, bus_dma_segment_t *segs,
1984                                 int nsegs, int error)
1985 {
1986         struct hpt_iop_hba * hba = (struct hpt_iop_hba *)arg;
1987         bus_addr_t phy_addr = (segs->ds_addr + 0x1F) & ~(bus_addr_t)0x1F;
1988         struct hpt_iop_srb *srb, *tmp_srb;
1989         int i;
1990
1991         if (error || nsegs == 0) {
1992                 device_printf(hba->pcidev, "hptiop_map_srb error");
1993                 return;
1994         }
1995
1996         /* map srb */
1997         srb = (struct hpt_iop_srb *)
1998                 (((unsigned long)hba->uncached_ptr + 0x1F)
1999                 & ~(unsigned long)0x1F);
2000
2001         for (i = 0; i < HPT_SRB_MAX_QUEUE_SIZE; i++) {
2002                 tmp_srb = (struct hpt_iop_srb *)
2003                                         ((char *)srb + i * HPT_SRB_MAX_SIZE);
2004                 if (((unsigned long)tmp_srb & 0x1F) == 0) {
2005                         if (bus_dmamap_create(hba->io_dmat,
2006                                                 0, &tmp_srb->dma_map)) {
2007                                 device_printf(hba->pcidev, "dmamap create failed");
2008                                 return;
2009                         }
2010
2011                         bzero(tmp_srb, sizeof(struct hpt_iop_srb));
2012                         tmp_srb->hba = hba;
2013                         tmp_srb->index = i;
2014                         if (hba->ctlcfg_ptr == 0) {/*itl iop*/
2015                                 tmp_srb->phy_addr = (u_int64_t)(u_int32_t)
2016                                                         (phy_addr >> 5);
2017                                 if (phy_addr & IOPMU_MAX_MEM_SUPPORT_MASK_32G)
2018                                         tmp_srb->srb_flag =
2019                                                 HPT_SRB_FLAG_HIGH_MEM_ACESS;
2020                         } else {
2021                                 tmp_srb->phy_addr = phy_addr;
2022                         }
2023
2024                         hptiop_free_srb(hba, tmp_srb);
2025                         hba->srb[i] = tmp_srb;
2026                         phy_addr += HPT_SRB_MAX_SIZE;
2027                 }
2028                 else {
2029                         device_printf(hba->pcidev, "invalid alignment");
2030                         return;
2031                 }
2032         }
2033 }
2034
2035 static void hptiop_os_message_callback(struct hpt_iop_hba * hba, u_int32_t msg)
2036 {
2037                 hba->msg_done = 1;
2038 }
2039
2040 static  int hptiop_os_query_remove_device(struct hpt_iop_hba * hba,
2041                                                 int target_id)
2042 {
2043         struct cam_periph       *periph = NULL;
2044         struct cam_path         *path;
2045         int                     status, retval = 0;
2046
2047         status = xpt_create_path(&path, NULL, hba->sim->path_id, target_id, 0);
2048
2049         if (status == CAM_REQ_CMP) {
2050                 if ((periph = cam_periph_find(path, "da")) != NULL) {
2051                         if (periph->refcount >= 1) {
2052                                 device_printf(hba->pcidev, "target_id=0x%x,"
2053                                     "refcount=%d", target_id, periph->refcount);
2054                                 retval = -1;
2055                         }
2056                 }
2057                 xpt_free_path(path);
2058         }
2059         return retval;
2060 }
2061
2062 static void hptiop_release_resource(struct hpt_iop_hba *hba)
2063 {
2064         int i;
2065         if (hba->path) {
2066                 struct ccb_setasync ccb;
2067
2068                 xpt_setup_ccb(&ccb.ccb_h, hba->path, /*priority*/5);
2069                 ccb.ccb_h.func_code = XPT_SASYNC_CB;
2070                 ccb.event_enable = 0;
2071                 ccb.callback = hptiop_async;
2072                 ccb.callback_arg = hba->sim;
2073                 xpt_action((union ccb *)&ccb);
2074                 xpt_free_path(hba->path);
2075         }
2076
2077         if (hba->sim) {
2078                 xpt_bus_deregister(cam_sim_path(hba->sim));
2079                 cam_sim_free(hba->sim);
2080         }
2081
2082         if (hba->ctlcfg_dmat) {
2083                 bus_dmamap_unload(hba->ctlcfg_dmat, hba->ctlcfg_dmamap);
2084                 bus_dmamem_free(hba->ctlcfg_dmat,
2085                                         hba->ctlcfg_ptr, hba->ctlcfg_dmamap);
2086                 bus_dma_tag_destroy(hba->ctlcfg_dmat);
2087         }
2088
2089         for (i = 0; i < HPT_SRB_MAX_QUEUE_SIZE; i++) {
2090                 struct hpt_iop_srb *srb = hba->srb[i];
2091                 if (srb->dma_map)
2092                         bus_dmamap_destroy(hba->io_dmat, srb->dma_map);
2093         }
2094
2095         if (hba->srb_dmat) {
2096                 bus_dmamap_unload(hba->srb_dmat, hba->srb_dmamap);
2097                 bus_dmamap_destroy(hba->srb_dmat, hba->srb_dmamap);
2098                 bus_dma_tag_destroy(hba->srb_dmat);
2099         }
2100
2101         if (hba->io_dmat)
2102                 bus_dma_tag_destroy(hba->io_dmat);
2103
2104         if (hba->parent_dmat)
2105                 bus_dma_tag_destroy(hba->parent_dmat);
2106
2107         if (hba->irq_handle)
2108                 bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle);
2109
2110         if (hba->irq_res)
2111                 bus_release_resource(hba->pcidev, SYS_RES_IRQ,
2112                                         0, hba->irq_res);
2113
2114         if (hba->bar0_res)
2115                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
2116                                         hba->bar0_rid, hba->bar0_res);
2117         if (hba->bar2_res)
2118                 bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
2119                                         hba->bar2_rid, hba->bar2_res);
2120         if (hba->ioctl_dev)
2121                 destroy_dev(hba->ioctl_dev);
2122         dev_ops_remove_minor(&hptiop_ops, device_get_unit(hba->pcidev));
2123 }