sys/dev/hptmv/entry.c

   1 /*
   2  * Copyright (c) 2004-2005 HighPoint Technologies, Inc.
   3  * 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
  27 #include <sys/cdefs.h>
  28 __FBSDID("$FreeBSD$");
  29
  30 #include <sys/param.h>
  31 #include <sys/systm.h>
  32 #include <sys/kernel.h>
  33 #include <sys/bus.h>
  34 #include <sys/malloc.h>
  35 #include <sys/resource.h>
  36 #include <sys/time.h>
  37 #include <sys/callout.h>
  38 #include <sys/signalvar.h>
  39 #include <sys/eventhandler.h>
  40 #include <sys/proc.h>
  41 #include <sys/kthread.h>
  42
  43 #if (__FreeBSD_version >= 500000)
  44 #include <sys/mutex.h>
  45 #include <sys/module.h>
  46 #endif
  47
  48 #if (__FreeBSD_version >= 500000)
  49 #include <dev/pci/pcireg.h>
  50 #include <dev/pci/pcivar.h>
  51 #else
  52 #include <pci/pcireg.h>
  53 #include <pci/pcivar.h>
  54 #include <sys/wait.h>
  55 #include <sys/sysproto.h>
  56 #endif
  57
  58 #ifndef __KERNEL__
  59 #define __KERNEL__
  60 #endif
  61
  62 #include <dev/hptmv/global.h>
  63 #include <dev/hptmv/hptintf.h>
  64 #include <dev/hptmv/osbsd.h>
  65 #include <dev/hptmv/access601.h>
  66
  67
  68 #ifdef DEBUG
  69 #ifdef DEBUG_LEVEL
  70 int hpt_dbg_level = DEBUG_LEVEL;
  71 #else
  72 int hpt_dbg_level = 0;
  73 #endif
  74 #endif
  75
  76 #define MV_ERROR printf
  77
  78 /*
  79  * CAM SIM entry points
  80  */
  81 static int      hpt_probe (device_t dev);
  82 static void launch_worker_thread(void);
  83 static int      hpt_attach(device_t dev);
  84 static int      hpt_detach(device_t dev);
  85 static int      hpt_shutdown(device_t dev);
  86 static void hpt_poll(struct cam_sim *sim);
  87 static void hpt_intr(void *arg);
  88 static void hpt_async(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg);
  89 static void hpt_action(struct cam_sim *sim, union ccb *ccb);
  90
  91 static device_method_t driver_methods[] = {
  92         /* Device interface */
  93         DEVMETHOD(device_probe,         hpt_probe),
  94         DEVMETHOD(device_attach,        hpt_attach),
  95         DEVMETHOD(device_detach,        hpt_detach),
  96
  97         DEVMETHOD(device_shutdown,      hpt_shutdown),
  98         DEVMETHOD_END
  99 };
 100
 101 static driver_t hpt_pci_driver = {
 102         __str(PROC_DIR_NAME),
 103         driver_methods,
 104         sizeof(IAL_ADAPTER_T)
 105 };
 106
 107 static devclass_t       hpt_devclass;
 108
 109 #define __DRIVER_MODULE(p1, p2, p3, p4, p5, p6) DRIVER_MODULE(p1, p2, p3, p4, p5, p6)
 110 __DRIVER_MODULE(PROC_DIR_NAME, pci, hpt_pci_driver, hpt_devclass, 0, 0);
 111 MODULE_DEPEND(PROC_DIR_NAME, cam, 1, 1, 1);
 112
 113 #define ccb_ccb_ptr spriv_ptr0
 114 #define ccb_adapter ccb_h.spriv_ptr1
 115
 116 static void SetInquiryData(PINQUIRYDATA inquiryData, PVDevice pVDev);
 117 static void HPTLIBAPI OsSendCommand (_VBUS_ARG union ccb * ccb);
 118 static void HPTLIBAPI fOsCommandDone(_VBUS_ARG PCommand pCmd);
 119 static void ccb_done(union ccb *ccb);
 120 static void hpt_queue_ccb(union ccb **ccb_Q, union ccb *ccb);
 121 static void hpt_free_ccb(union ccb **ccb_Q, union ccb *ccb);
 122 static void     hptmv_free_edma_queues(IAL_ADAPTER_T *pAdapter);
 123 static void     hptmv_free_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum);
 124 static void     handleEdmaError(_VBUS_ARG PCommand pCmd);
 125 static int      hptmv_init_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum);
 126 static int      fResetActiveCommands(PVBus _vbus_p);
 127 static void     fRegisterVdevice(IAL_ADAPTER_T *pAdapter);
 128 static int      hptmv_allocate_edma_queues(IAL_ADAPTER_T *pAdapter);
 129 static void     hptmv_handle_event_disconnect(void *data);
 130 static void     hptmv_handle_event_connect(void *data);
 131 static int      start_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum);
 132 static void     init_vdev_params(IAL_ADAPTER_T *pAdapter, MV_U8 channel);
 133 static int      hptmv_parse_identify_results(MV_SATA_CHANNEL *pMvSataChannel);
 134 static int HPTLIBAPI fOsBuildSgl(_VBUS_ARG PCommand pCmd, FPSCAT_GATH pSg,
 135     int logical);
 136 static MV_BOOLEAN CommandCompletionCB(MV_SATA_ADAPTER *pMvSataAdapter,
 137     MV_U8 channelNum, MV_COMPLETION_TYPE comp_type, MV_VOID_PTR commandId,
 138     MV_U16 responseFlags, MV_U32 timeStamp,
 139     MV_STORAGE_DEVICE_REGISTERS *registerStruct);
 140 static MV_BOOLEAN hptmv_event_notify(MV_SATA_ADAPTER *pMvSataAdapter,
 141     MV_EVENT_TYPE eventType, MV_U32 param1, MV_U32 param2);
 142
 143 #define ccb_ccb_ptr spriv_ptr0
 144 #define ccb_adapter ccb_h.spriv_ptr1
 145
 146 IAL_ADAPTER_T *gIal_Adapter = 0;
 147 IAL_ADAPTER_T *pCurAdapter = 0;
 148 static MV_SATA_CHANNEL gMvSataChannels[MAX_VBUS][MV_SATA_CHANNELS_NUM];
 149
 150 typedef struct st_HPT_DPC {
 151         IAL_ADAPTER_T *pAdapter;
 152         void (*dpc)(IAL_ADAPTER_T *, void *, UCHAR);
 153         void *arg;
 154         UCHAR flags;
 155 } ST_HPT_DPC;
 156
 157 #define MAX_DPC 16
 158 UCHAR DPC_Request_Nums = 0;
 159 static ST_HPT_DPC DpcQueue[MAX_DPC];
 160 static int DpcQueue_First=0;
 161 static int DpcQueue_Last = 0;
 162
 163 char DRIVER_VERSION[] = "v1.16";
 164
 165 #if (__FreeBSD_version >= 500000)
 166 static struct mtx driver_lock;
 167 intrmask_t lock_driver()
 168 {
 169
 170         intrmask_t spl = 0;
 171         mtx_lock(&driver_lock);
 172         return spl;
 173 }
 174 void unlock_driver(intrmask_t spl)
 175 {
 176         mtx_unlock(&driver_lock);
 177 }
 178 #else
 179 static int driver_locked = 0;
 180 intrmask_t lock_driver()
 181 {
 182         intrmask_t spl = splcam();
 183 loop:
 184         while (driver_locked)
 185                 tsleep(&driver_locked, PRIBIO, "hptlck", hz);
 186         atomic_add_int(&driver_locked, 1);
 187         if (driver_locked>1) {
 188                 atomic_subtract_int(&driver_locked, 1);
 189                 goto loop;
 190         }
 191         return spl;
 192 }
 193
 194 void unlock_driver(intrmask_t spl)
 195 {
 196         atomic_subtract_int(&driver_locked, 1);
 197         if (driver_locked==0) {
 198                 wakeup(&driver_locked);
 199         }
 200         splx(spl);
 201 }
 202 #endif
 203
 204 /*******************************************************************************
 205  *      Name:   hptmv_free_channel
 206  *
 207  *      Description:    free allocated queues for the given channel
 208  *
 209  *      Parameters:     pMvSataAdapter - pointer to the RR18xx controler this
 210  *                                      channel connected to.
 211  *                      channelNum - channel number.
 212  *
 213  ******************************************************************************/
 214 static void
 215 hptmv_free_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum)
 216 {
 217         HPT_ASSERT(channelNum < MV_SATA_CHANNELS_NUM);
 218         pAdapter->mvSataAdapter.sataChannel[channelNum] = NULL;
 219 }
 220
 221 static void failDevice(PVDevice pVDev)
 222 {
 223         PVBus _vbus_p = pVDev->pVBus;
 224         IAL_ADAPTER_T *pAdapter = (IAL_ADAPTER_T *)_vbus_p->OsExt;
 225
 226         pVDev->u.disk.df_on_line = 0;
 227         pVDev->vf_online = 0;
 228         if (pVDev->pfnDeviceFailed)
 229                 CallWhenIdle(_VBUS_P (DPC_PROC)pVDev->pfnDeviceFailed, pVDev);
 230
 231         fNotifyGUI(ET_DEVICE_REMOVED, pVDev);
 232
 233 #ifndef FOR_DEMO
 234         if (pAdapter->ver_601==2 && !pAdapter->beeping) {
 235                 pAdapter->beeping = 1;
 236                 BeepOn(pAdapter->mvSataAdapter.adapterIoBaseAddress);
 237                 set_fail_led(&pAdapter->mvSataAdapter, pVDev->u.disk.mv->channelNumber, 1);
 238         }
 239 #endif
 240 }
 241
 242 int MvSataResetChannel(MV_SATA_ADAPTER *pMvSataAdapter, MV_U8 channel);
 243
 244 static void
 245 handleEdmaError(_VBUS_ARG PCommand pCmd)
 246 {
 247         PDevice pDevice = &pCmd->pVDevice->u.disk;
 248         MV_SATA_ADAPTER * pSataAdapter = pDevice->mv->mvSataAdapter;
 249
 250         if (!pDevice->df_on_line) {
 251                 KdPrint(("Device is offline"));
 252                 pCmd->Result = RETURN_BAD_DEVICE;
 253                 CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
 254                 return;
 255         }
 256
 257         if (pCmd->RetryCount++>5) {
 258                 hpt_printk(("too many retries on channel(%d)\n", pDevice->mv->channelNumber));
 259 failed:
 260                 failDevice(pCmd->pVDevice);
 261                 pCmd->Result = RETURN_IDE_ERROR;
 262                 CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
 263                 return;
 264         }
 265
 266         /* reset the channel and retry the command */
 267         if (MvSataResetChannel(pSataAdapter, pDevice->mv->channelNumber))
 268                 goto failed;
 269
 270         fNotifyGUI(ET_DEVICE_ERROR, Map2pVDevice(pDevice));
 271
 272         hpt_printk(("Retry on channel(%d)\n", pDevice->mv->channelNumber));
 273         fDeviceSendCommand(_VBUS_P pCmd);
 274 }
 275
 276 /****************************************************************
 277  *      Name:   hptmv_init_channel
 278  *
 279  *      Description:    allocate request and response queues for the EDMA of the
 280  *                                      given channel and sets other fields.
 281  *
 282  *      Parameters:
 283  *              pAdapter - pointer to the emulated adapter data structure
 284  *              channelNum - channel number.
 285  *      Return: 0 on success, otherwise on failure
 286  ****************************************************************/
 287 static int
 288 hptmv_init_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum)
 289 {
 290         MV_SATA_CHANNEL *pMvSataChannel;
 291         dma_addr_t    req_dma_addr;
 292         dma_addr_t    rsp_dma_addr;
 293
 294         if (channelNum >= MV_SATA_CHANNELS_NUM)
 295         {
 296                 MV_ERROR("RR18xx[%d]: Bad channelNum=%d",
 297                                  pAdapter->mvSataAdapter.adapterId, channelNum);
 298                 return -1;
 299         }
 300
 301         pMvSataChannel = &gMvSataChannels[pAdapter->mvSataAdapter.adapterId][channelNum];
 302         pAdapter->mvSataAdapter.sataChannel[channelNum] = pMvSataChannel;
 303         pMvSataChannel->channelNumber = channelNum;
 304         pMvSataChannel->lba48Address = MV_FALSE;
 305         pMvSataChannel->maxReadTransfer = MV_FALSE;
 306
 307         pMvSataChannel->requestQueue = (struct mvDmaRequestQueueEntry *)
 308                                                                    (pAdapter->requestsArrayBaseAlignedAddr + (channelNum * MV_EDMA_REQUEST_QUEUE_SIZE));
 309         req_dma_addr = pAdapter->requestsArrayBaseDmaAlignedAddr + (channelNum * MV_EDMA_REQUEST_QUEUE_SIZE);
 310
 311
 312         KdPrint(("requestQueue addr is 0x%llX", (HPT_U64)(ULONG_PTR)req_dma_addr));
 313
 314         /* check the 1K alignment of the request queue*/
 315         if (req_dma_addr & 0x3ff)
 316         {
 317                 MV_ERROR("RR18xx[%d]: request queue allocated isn't 1 K aligned,"
 318                                  " dma_addr=%llx channel=%d\n", pAdapter->mvSataAdapter.adapterId,
 319                                  (HPT_U64)(ULONG_PTR)req_dma_addr, channelNum);
 320                 return -1;
 321         }
 322         pMvSataChannel->requestQueuePciLowAddress = req_dma_addr;
 323         pMvSataChannel->requestQueuePciHiAddress = 0;
 324         KdPrint(("RR18xx[%d,%d]: request queue allocated: 0x%p",
 325                           pAdapter->mvSataAdapter.adapterId, channelNum,
 326                           pMvSataChannel->requestQueue));
 327         pMvSataChannel->responseQueue = (struct mvDmaResponseQueueEntry *)
 328                                                                         (pAdapter->responsesArrayBaseAlignedAddr + (channelNum * MV_EDMA_RESPONSE_QUEUE_SIZE));
 329         rsp_dma_addr = pAdapter->responsesArrayBaseDmaAlignedAddr + (channelNum * MV_EDMA_RESPONSE_QUEUE_SIZE);
 330
 331         /* check the 256 alignment of the response queue*/
 332         if (rsp_dma_addr & 0xff)
 333         {
 334                 MV_ERROR("RR18xx[%d,%d]: response queue allocated isn't 256 byte "
 335                                  "aligned, dma_addr=%llx\n",
 336                                  pAdapter->mvSataAdapter.adapterId, channelNum, (HPT_U64)(ULONG_PTR)rsp_dma_addr);
 337                 return -1;
 338         }
 339         pMvSataChannel->responseQueuePciLowAddress = rsp_dma_addr;
 340         pMvSataChannel->responseQueuePciHiAddress = 0;
 341         KdPrint(("RR18xx[%d,%d]: response queue allocated: 0x%p",
 342                           pAdapter->mvSataAdapter.adapterId, channelNum,
 343                           pMvSataChannel->responseQueue));
 344
 345         pAdapter->mvChannel[channelNum].online = MV_TRUE;
 346         return 0;
 347 }
 348
 349 /******************************************************************************
 350  *      Name: hptmv_parse_identify_results
 351  *
 352  *      Description:    this functions parses the identify command results, checks
 353  *                                      that the connected deives can be accesed by RR18xx EDMA,
 354  *                                      and updates the channel stucture accordingly.
 355  *
 356  *      Parameters:     pMvSataChannel, pointer to the channel data structure.
 357  *
 358  *      Returns:        =0 ->success, < 0 ->failure.
 359  *
 360  ******************************************************************************/
 361 static int
 362 hptmv_parse_identify_results(MV_SATA_CHANNEL *pMvSataChannel)
 363 {
 364         MV_U16  *iden = pMvSataChannel->identifyDevice;
 365
 366         /*LBA addressing*/
 367         if (! (iden[IDEN_CAPACITY_1_OFFSET] & 0x200))
 368         {
 369                 KdPrint(("IAL Error in IDENTIFY info: LBA not supported\n"));
 370                 return -1;
 371         }
 372         else
 373         {
 374                 KdPrint(("%25s - %s\n", "Capabilities", "LBA supported"));
 375         }
 376         /*DMA support*/
 377         if (! (iden[IDEN_CAPACITY_1_OFFSET] & 0x100))
 378         {
 379                 KdPrint(("IAL Error in IDENTIFY info: DMA not supported\n"));
 380                 return -1;
 381         }
 382         else
 383         {
 384                 KdPrint(("%25s - %s\n", "Capabilities", "DMA supported"));
 385         }
 386         /* PIO */
 387         if ((iden[IDEN_VALID] & 2) == 0)
 388         {
 389                 KdPrint(("IAL Error in IDENTIFY info: not able to find PIO mode\n"));
 390                 return -1;
 391         }
 392         KdPrint(("%25s - 0x%02x\n", "PIO modes supported",
 393                           iden[IDEN_PIO_MODE_SPPORTED] & 0xff));
 394
 395         /*UDMA*/
 396         if ((iden[IDEN_VALID] & 4) == 0)
 397         {
 398                 KdPrint(("IAL Error in IDENTIFY info: not able to find UDMA mode\n"));
 399                 return -1;
 400         }
 401
 402         /* 48 bit address */
 403         if ((iden[IDEN_SUPPORTED_COMMANDS2] & 0x400))
 404         {
 405                 KdPrint(("%25s - %s\n", "LBA48 addressing", "supported"));
 406                 pMvSataChannel->lba48Address = MV_TRUE;
 407         }
 408         else
 409         {
 410                 KdPrint(("%25s - %s\n", "LBA48 addressing", "Not supported"));
 411                 pMvSataChannel->lba48Address = MV_FALSE;
 412         }
 413         return 0;
 414 }
 415
 416 static void
 417 init_vdev_params(IAL_ADAPTER_T *pAdapter, MV_U8 channel)
 418 {
 419         PVDevice pVDev = &pAdapter->VDevices[channel];
 420         MV_SATA_CHANNEL *pMvSataChannel = pAdapter->mvSataAdapter.sataChannel[channel];
 421         MV_U16_PTR IdentifyData = pMvSataChannel->identifyDevice;
 422
 423         pMvSataChannel->outstandingCommands = 0;
 424
 425         pVDev->u.disk.mv         = pMvSataChannel;
 426         pVDev->u.disk.df_on_line = 1;
 427         pVDev->u.disk.pVBus      = &pAdapter->VBus;
 428         pVDev->pVBus             = &pAdapter->VBus;
 429
 430 #ifdef SUPPORT_48BIT_LBA
 431         if (pMvSataChannel->lba48Address == MV_TRUE)
 432                 pVDev->u.disk.dDeRealCapacity = ((IdentifyData[101]<<16) | IdentifyData[100]) - 1;
 433         else
 434 #endif
 435         if(IdentifyData[53] & 1) {
 436         pVDev->u.disk.dDeRealCapacity =
 437           (((IdentifyData[58]<<16 | IdentifyData[57]) < (IdentifyData[61]<<16 | IdentifyData[60])) ?
 438                   (IdentifyData[61]<<16 | IdentifyData[60]) :
 439                                 (IdentifyData[58]<<16 | IdentifyData[57])) - 1;
 440         } else
 441                 pVDev->u.disk.dDeRealCapacity =
 442                                  (IdentifyData[61]<<16 | IdentifyData[60]) - 1;
 443
 444         pVDev->u.disk.bDeUsable_Mode = pVDev->u.disk.bDeModeSetting =
 445                 pAdapter->mvChannel[channel].maxPioModeSupported - MV_ATA_TRANSFER_PIO_0;
 446
 447         if (pAdapter->mvChannel[channel].maxUltraDmaModeSupported!=0xFF) {
 448                 pVDev->u.disk.bDeUsable_Mode = pVDev->u.disk.bDeModeSetting =
 449                         pAdapter->mvChannel[channel].maxUltraDmaModeSupported - MV_ATA_TRANSFER_UDMA_0 + 8;
 450         }
 451 }
 452
 453 static void device_change(IAL_ADAPTER_T *pAdapter , MV_U8 channelIndex, int plugged)
 454 {
 455         PVDevice pVDev;
 456         MV_SATA_ADAPTER  *pMvSataAdapter = &pAdapter->mvSataAdapter;
 457         MV_SATA_CHANNEL  *pMvSataChannel = pMvSataAdapter->sataChannel[channelIndex];
 458
 459         if (!pMvSataChannel) return;
 460
 461         if (plugged)
 462         {
 463                 pVDev = &(pAdapter->VDevices[channelIndex]);
 464                 init_vdev_params(pAdapter, channelIndex);
 465
 466                 pVDev->VDeviceType = pVDev->u.disk.df_atapi? VD_ATAPI :
 467                         pVDev->u.disk.df_removable_drive? VD_REMOVABLE : VD_SINGLE_DISK;
 468
 469                 pVDev->VDeviceCapacity = pVDev->u.disk.dDeRealCapacity-SAVE_FOR_RAID_INFO;
 470                 pVDev->pfnSendCommand = pfnSendCommand[pVDev->VDeviceType];
 471                 pVDev->pfnDeviceFailed = pfnDeviceFailed[pVDev->VDeviceType];
 472                 pVDev->vf_online = 1;
 473
 474 #ifdef SUPPORT_ARRAY
 475                 if(pVDev->pParent)
 476                 {
 477                         int iMember;
 478                         for(iMember = 0; iMember <      pVDev->pParent->u.array.bArnMember; iMember++)
 479                                 if((PVDevice)pVDev->pParent->u.array.pMember[iMember] == pVDev)
 480                                         pVDev->pParent->u.array.pMember[iMember] = NULL;
 481                         pVDev->pParent = NULL;
 482                 }
 483 #endif
 484                 fNotifyGUI(ET_DEVICE_PLUGGED,pVDev);
 485                 fCheckBootable(pVDev);
 486                 RegisterVDevice(pVDev);
 487
 488 #ifndef FOR_DEMO
 489                 if (pAdapter->beeping) {
 490                         pAdapter->beeping = 0;
 491                         BeepOff(pAdapter->mvSataAdapter.adapterIoBaseAddress);
 492                 }
 493 #endif
 494
 495         }
 496         else
 497         {
 498                 pVDev  = &(pAdapter->VDevices[channelIndex]);
 499                 failDevice(pVDev);
 500         }
 501 }
 502
 503 static int
 504 start_channel(IAL_ADAPTER_T *pAdapter, MV_U8 channelNum)
 505 {
 506         MV_SATA_ADAPTER *pMvSataAdapter = &pAdapter->mvSataAdapter;
 507         MV_SATA_CHANNEL *pMvSataChannel = pMvSataAdapter->sataChannel[channelNum];
 508         MV_CHANNEL              *pChannelInfo = &(pAdapter->mvChannel[channelNum]);
 509         MV_U32          udmaMode,pioMode;
 510
 511         KdPrint(("RR18xx [%d]: start channel (%d)", pMvSataAdapter->adapterId,
 512                          channelNum));
 513
 514
 515         /* Software reset channel */
 516         if (mvStorageDevATASoftResetDevice(pMvSataAdapter, channelNum) == MV_FALSE)
 517         {
 518                 MV_ERROR("RR18xx [%d,%d]: failed to perform Software reset\n",
 519                                  pMvSataAdapter->adapterId, channelNum);
 520                 return -1;
 521         }
 522
 523         /* Hardware reset channel */
 524         if (mvSataChannelHardReset(pMvSataAdapter, channelNum) == MV_FALSE)
 525         {
 526                 /* If failed, try again - this is when trying to hardreset a channel */
 527                 /* when drive is just spinning up */
 528                 StallExec(5000000); /* wait 5 sec before trying again */
 529                 if (mvSataChannelHardReset(pMvSataAdapter, channelNum) == MV_FALSE)
 530                 {
 531                         MV_ERROR("RR18xx [%d,%d]: failed to perform Hard reset\n",
 532                                          pMvSataAdapter->adapterId, channelNum);
 533                         return -1;
 534                 }
 535         }
 536
 537         /* identify device*/
 538         if (mvStorageDevATAIdentifyDevice(pMvSataAdapter, channelNum) == MV_FALSE)
 539         {
 540                 MV_ERROR("RR18xx [%d,%d]: failed to perform ATA Identify command\n"
 541                                  , pMvSataAdapter->adapterId, channelNum);
 542                 return -1;
 543         }
 544         if (hptmv_parse_identify_results(pMvSataChannel))
 545         {
 546                 MV_ERROR("RR18xx [%d,%d]: Error in parsing ATA Identify message\n"
 547                                  , pMvSataAdapter->adapterId, channelNum);
 548                 return -1;
 549         }
 550
 551         /* mvStorageDevATASetFeatures */
 552         /* Disable 8 bit PIO in case CFA enabled */
 553         if (pMvSataChannel->identifyDevice[86] & 4)
 554         {
 555                 KdPrint(("RR18xx [%d]: Disable 8 bit PIO (CFA enabled) \n",
 556                                   pMvSataAdapter->adapterId));
 557                 if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
 558                                                                            MV_ATA_SET_FEATURES_DISABLE_8_BIT_PIO, 0,
 559                                                                            0, 0, 0) == MV_FALSE)
 560                 {
 561                         MV_ERROR("RR18xx [%d]: channel %d: mvStorageDevATASetFeatures"
 562                                          " failed\n", pMvSataAdapter->adapterId, channelNum);
 563                         return -1;
 564                 }
 565         }
 566         /* Write cache */
 567 #ifdef ENABLE_WRITE_CACHE
 568         if (pMvSataChannel->identifyDevice[82] & 0x20)
 569         {
 570                 if (!(pMvSataChannel->identifyDevice[85] & 0x20)) /* if not enabled by default */
 571                 {
 572                         if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
 573                                                                                    MV_ATA_SET_FEATURES_ENABLE_WCACHE, 0,
 574                                                                                    0, 0, 0) == MV_FALSE)
 575                         {
 576                                 MV_ERROR("RR18xx [%d]: channel %d: mvStorageDevATASetFeatures failed\n",
 577                                                  pMvSataAdapter->adapterId, channelNum);
 578                                 return -1;
 579                         }
 580                 }
 581                 KdPrint(("RR18xx [%d]: channel %d, write cache enabled\n",
 582                                   pMvSataAdapter->adapterId, channelNum));
 583         }
 584         else
 585         {
 586                 KdPrint(("RR18xx [%d]: channel %d, write cache not supported\n",
 587                                   pMvSataAdapter->adapterId, channelNum));
 588         }
 589 #else /* disable write cache */
 590         {
 591                 if (pMvSataChannel->identifyDevice[85] & 0x20)
 592                 {
 593                         KdPrint(("RR18xx [%d]: channel =%d, disable write cache\n",
 594                                           pMvSataAdapter->adapterId, channelNum));
 595                         if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
 596                                                                                    MV_ATA_SET_FEATURES_DISABLE_WCACHE, 0,
 597                                                                                    0, 0, 0) == MV_FALSE)
 598                         {
 599                                 MV_ERROR("RR18xx [%d]: channel %d: mvStorageDevATASetFeatures failed\n",
 600                                                  pMvSataAdapter->adapterId, channelNum);
 601                                 return -1;
 602                         }
 603                 }
 604                 KdPrint(("RR18xx [%d]: channel=%d, write cache disabled\n",
 605                                   pMvSataAdapter->adapterId, channelNum));
 606         }
 607 #endif
 608
 609         /* Set transfer mode */
 610         KdPrint(("RR18xx [%d] Set transfer mode XFER_PIO_SLOW\n",
 611                           pMvSataAdapter->adapterId));
 612         if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
 613                                                                    MV_ATA_SET_FEATURES_TRANSFER,
 614                                                                    MV_ATA_TRANSFER_PIO_SLOW, 0, 0, 0) ==
 615                 MV_FALSE)
 616         {
 617                 MV_ERROR("RR18xx [%d] channel %d: Set Features failed\n",
 618                                  pMvSataAdapter->adapterId, channelNum);
 619                 return -1;
 620         }
 621
 622         if (pMvSataChannel->identifyDevice[IDEN_PIO_MODE_SPPORTED] & 1)
 623         {
 624                 pioMode = MV_ATA_TRANSFER_PIO_4;
 625         }
 626         else if (pMvSataChannel->identifyDevice[IDEN_PIO_MODE_SPPORTED] & 2)
 627         {
 628                 pioMode = MV_ATA_TRANSFER_PIO_3;
 629         }
 630         else
 631         {
 632                 MV_ERROR("IAL Error in IDENTIFY info: PIO modes 3 and 4 not supported\n");
 633                 pioMode = MV_ATA_TRANSFER_PIO_SLOW;
 634         }
 635
 636         KdPrint(("RR18xx [%d] Set transfer mode XFER_PIO_4\n",
 637                           pMvSataAdapter->adapterId));
 638         pAdapter->mvChannel[channelNum].maxPioModeSupported = pioMode;
 639         if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
 640                                                                    MV_ATA_SET_FEATURES_TRANSFER,
 641                                                                    pioMode, 0, 0, 0) == MV_FALSE)
 642         {
 643                 MV_ERROR("RR18xx [%d] channel %d: Set Features failed\n",
 644                                  pMvSataAdapter->adapterId, channelNum);
 645                 return -1;
 646         }
 647
 648         udmaMode = MV_ATA_TRANSFER_UDMA_0;
 649         if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 0x40)
 650         {
 651                 udmaMode =  MV_ATA_TRANSFER_UDMA_6;
 652         }
 653         else if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 0x20)
 654         {
 655                 udmaMode =  MV_ATA_TRANSFER_UDMA_5;
 656         }
 657         else if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 0x10)
 658         {
 659                 udmaMode =  MV_ATA_TRANSFER_UDMA_4;
 660         }
 661         else if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 8)
 662         {
 663                 udmaMode =  MV_ATA_TRANSFER_UDMA_3;
 664         }
 665         else if (pMvSataChannel->identifyDevice[IDEN_UDMA_MODE] & 4)
 666         {
 667                 udmaMode =  MV_ATA_TRANSFER_UDMA_2;
 668         }
 669
 670         KdPrint(("RR18xx [%d] Set transfer mode XFER_UDMA_%d\n",
 671                           pMvSataAdapter->adapterId, udmaMode & 0xf));
 672         pChannelInfo->maxUltraDmaModeSupported = udmaMode;
 673
 674         /*if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
 675                                                                    MV_ATA_SET_FEATURES_TRANSFER, udmaMode,
 676                                                                    0, 0, 0) == MV_FALSE)
 677         {
 678                 MV_ERROR("RR18xx [%d] channel %d: Set Features failed\n",
 679                                  pMvSataAdapter->adapterId, channelNum);
 680                 return -1;
 681         }*/
 682         if (pChannelInfo->maxUltraDmaModeSupported == 0xFF)
 683                 return TRUE;
 684         else
 685                 do
 686                 {
 687                         if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
 688                                                                    MV_ATA_SET_FEATURES_TRANSFER,
 689                                                                    pChannelInfo->maxUltraDmaModeSupported,
 690                                                                    0, 0, 0) == MV_FALSE)
 691                         {
 692                                 if (pChannelInfo->maxUltraDmaModeSupported > MV_ATA_TRANSFER_UDMA_0)
 693                                 {
 694                                         if (mvStorageDevATASoftResetDevice(pMvSataAdapter, channelNum) == MV_FALSE)
 695                                         {
 696                                                 MV_REG_WRITE_BYTE(pMvSataAdapter->adapterIoBaseAddress,
 697                                                                                   pMvSataChannel->eDmaRegsOffset +
 698                                                                                   0x11c, /* command reg */
 699                                                                                   MV_ATA_COMMAND_IDLE_IMMEDIATE);
 700                                                 mvMicroSecondsDelay(10000);
 701                                                 mvSataChannelHardReset(pMvSataAdapter, channelNum);
 702                                                 if (mvStorageDevATASoftResetDevice(pMvSataAdapter, channelNum) == MV_FALSE)
 703                                                         return FALSE;
 704                                         }
 705                                         if (mvSataChannelHardReset(pMvSataAdapter, channelNum) == MV_FALSE)
 706                                                 return FALSE;
 707                                         pChannelInfo->maxUltraDmaModeSupported--;
 708                                         continue;
 709                                 }
 710                                 else   return FALSE;
 711                         }
 712                         break;
 713                 }while (1);
 714
 715         /* Read look ahead */
 716 #ifdef ENABLE_READ_AHEAD
 717         if (pMvSataChannel->identifyDevice[82] & 0x40)
 718         {
 719                 if (!(pMvSataChannel->identifyDevice[85] & 0x40)) /* if not enabled by default */
 720                 {
 721                         if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
 722                                                                                    MV_ATA_SET_FEATURES_ENABLE_RLA, 0, 0,
 723                                                                                    0, 0) == MV_FALSE)
 724                         {
 725                                 MV_ERROR("RR18xx [%d] channel %d: Set Features failed\n",
 726                                                  pMvSataAdapter->adapterId, channelNum);
 727                                 return -1;
 728                         }
 729                 }
 730                 KdPrint(("RR18xx [%d]: channel=%d, read look ahead enabled\n",
 731                                   pMvSataAdapter->adapterId, channelNum));
 732         }
 733         else
 734         {
 735                 KdPrint(("RR18xx [%d]: channel %d, Read Look Ahead not supported\n",
 736                                   pMvSataAdapter->adapterId, channelNum));
 737         }
 738 #else
 739         {
 740                 if (pMvSataChannel->identifyDevice[86] & 0x20)
 741                 {
 742                         KdPrint(("RR18xx [%d]:channel %d, disable read look ahead\n",
 743                                           pMvSataAdapter->adapterId, channelNum));
 744                         if (mvStorageDevATASetFeatures(pMvSataAdapter, channelNum,
 745                                                                                    MV_ATA_SET_FEATURES_DISABLE_RLA, 0, 0,
 746                                                                                    0, 0) == MV_FALSE)
 747                         {
 748                                 MV_ERROR("RR18xx [%d]:channel %d:  ATA Set Features failed\n",
 749                                                  pMvSataAdapter->adapterId, channelNum);
 750                                 return -1;
 751                         }
 752                 }
 753                 KdPrint(("RR18xx [%d]:channel %d, read look ahead disabled\n",
 754                                   pMvSataAdapter->adapterId, channelNum));
 755         }
 756 #endif
 757
 758
 759         {
 760                 KdPrint(("RR18xx [%d]: channel %d config EDMA, Non Queued Mode\n",
 761                                   pMvSataAdapter->adapterId,
 762                                   channelNum));
 763                 if (mvSataConfigEdmaMode(pMvSataAdapter, channelNum,
 764                                                                  MV_EDMA_MODE_NOT_QUEUED, 0) == MV_FALSE)
 765                 {
 766                         MV_ERROR("RR18xx [%d] channel %d Error: mvSataConfigEdmaMode failed\n",
 767                                          pMvSataAdapter->adapterId, channelNum);
 768                         return -1;
 769                 }
 770         }
 771         /* Enable EDMA */
 772         if (mvSataEnableChannelDma(pMvSataAdapter, channelNum) == MV_FALSE)
 773         {
 774                 MV_ERROR("RR18xx [%d] Failed to enable DMA, channel=%d\n",
 775                                  pMvSataAdapter->adapterId, channelNum);
 776                 return -1;
 777         }
 778         MV_ERROR("RR18xx [%d,%d]: channel started successfully\n",
 779                          pMvSataAdapter->adapterId, channelNum);
 780
 781 #ifndef FOR_DEMO
 782         set_fail_led(pMvSataAdapter, channelNum, 0);
 783 #endif
 784         return 0;
 785 }
 786
 787 static void
 788 hptmv_handle_event(void * data, int flag)
 789 {
 790         IAL_ADAPTER_T   *pAdapter = (IAL_ADAPTER_T *)data;
 791         MV_SATA_ADAPTER *pMvSataAdapter = &pAdapter->mvSataAdapter;
 792         MV_U8           channelIndex;
 793
 794 /*      mvOsSemTake(&pMvSataAdapter->semaphore); */
 795         for (channelIndex = 0; channelIndex < MV_SATA_CHANNELS_NUM; channelIndex++)
 796         {
 797                 switch(pAdapter->sataEvents[channelIndex])
 798                 {
 799                         case SATA_EVENT_CHANNEL_CONNECTED:
 800                                 /* Handle only connects */
 801                                 if (flag == 1)
 802                                         break;
 803                                 KdPrint(("RR18xx [%d,%d]: new device connected\n",
 804                                                  pMvSataAdapter->adapterId, channelIndex));
 805                                 hptmv_init_channel(pAdapter, channelIndex);
 806                                 if (mvSataConfigureChannel( pMvSataAdapter, channelIndex) == MV_FALSE)
 807                                 {
 808                                         MV_ERROR("RR18xx [%d,%d] Failed to configure\n",
 809                                                          pMvSataAdapter->adapterId, channelIndex);
 810                                         hptmv_free_channel(pAdapter, channelIndex);
 811                                 }
 812                                 else
 813                                 {
 814                                         /*mvSataChannelHardReset(pMvSataAdapter, channel);*/
 815                                         if (start_channel( pAdapter, channelIndex))
 816                                         {
 817                                                 MV_ERROR("RR18xx [%d,%d]Failed to start channel\n",
 818                                                                  pMvSataAdapter->adapterId, channelIndex);
 819                                                 hptmv_free_channel(pAdapter, channelIndex);
 820                                         }
 821                                         else
 822                                         {
 823                                                 device_change(pAdapter, channelIndex, TRUE);
 824                                         }
 825                                 }
 826                                 pAdapter->sataEvents[channelIndex] = SATA_EVENT_NO_CHANGE;
 827                            break;
 828
 829                         case SATA_EVENT_CHANNEL_DISCONNECTED:
 830                                 /* Handle only disconnects */
 831                                 if (flag == 0)
 832                                         break;
 833                                 KdPrint(("RR18xx [%d,%d]: device disconnected\n",
 834                                                  pMvSataAdapter->adapterId, channelIndex));
 835                                         /* Flush pending commands */
 836                                 if(pMvSataAdapter->sataChannel[channelIndex])
 837                                 {
 838                                         _VBUS_INST(&pAdapter->VBus)
 839                                         mvSataFlushDmaQueue (pMvSataAdapter, channelIndex,
 840                                                                                  MV_FLUSH_TYPE_CALLBACK);
 841                                         CheckPendingCall(_VBUS_P0);
 842                                         mvSataRemoveChannel(pMvSataAdapter,channelIndex);
 843                                         hptmv_free_channel(pAdapter, channelIndex);
 844                                         pMvSataAdapter->sataChannel[channelIndex] = NULL;
 845                                         KdPrint(("RR18xx [%d,%d]: channel removed\n",
 846                                                  pMvSataAdapter->adapterId, channelIndex));
 847                                         if (pAdapter->outstandingCommands==0 && DPC_Request_Nums==0)
 848                                                 Check_Idle_Call(pAdapter);
 849                                 }
 850                                 else
 851                                 {
 852                                         KdPrint(("RR18xx [%d,%d]: channel already removed!!\n",
 853                                                          pMvSataAdapter->adapterId, channelIndex));
 854                                 }
 855                                 pAdapter->sataEvents[channelIndex] = SATA_EVENT_NO_CHANGE;
 856                                 break;
 857
 858                         case SATA_EVENT_NO_CHANGE:
 859                                 break;
 860
 861                         default:
 862                                 break;
 863                 }
 864         }
 865 /*      mvOsSemRelease(&pMvSataAdapter->semaphore); */
 866 }
 867
 868 #define EVENT_CONNECT                                   1
 869 #define EVENT_DISCONNECT                                0
 870
 871 static void
 872 hptmv_handle_event_connect(void *data)
 873 {
 874   hptmv_handle_event (data, 0);
 875 }
 876
 877 static void
 878 hptmv_handle_event_disconnect(void *data)
 879 {
 880   hptmv_handle_event (data, 1);
 881 }
 882
 883 static MV_BOOLEAN
 884 hptmv_event_notify(MV_SATA_ADAPTER *pMvSataAdapter, MV_EVENT_TYPE eventType,
 885                                                                    MV_U32 param1, MV_U32 param2)
 886 {
 887         IAL_ADAPTER_T   *pAdapter = pMvSataAdapter->IALData;
 888
 889         switch (eventType)
 890         {
 891                 case MV_EVENT_TYPE_SATA_CABLE:
 892                         {
 893                                 MV_U8   channel = param2;
 894
 895                                 if (param1 == EVENT_CONNECT)
 896                                 {
 897                                         pAdapter->sataEvents[channel] = SATA_EVENT_CHANNEL_CONNECTED;
 898                                         KdPrint(("RR18xx [%d,%d]: device connected event received\n",
 899                                                          pMvSataAdapter->adapterId, channel));
 900                                         /* Delete previous timers (if multiple drives connected in the same time */
 901                                         pAdapter->event_timer_connect = timeout(hptmv_handle_event_connect, pAdapter, 10*hz);
 902                                 }
 903                                 else if (param1 == EVENT_DISCONNECT)
 904                                 {
 905                                         pAdapter->sataEvents[channel] = SATA_EVENT_CHANNEL_DISCONNECTED;
 906                                         KdPrint(("RR18xx [%d,%d]: device disconnected event received \n",
 907                                                          pMvSataAdapter->adapterId, channel));
 908                                         device_change(pAdapter, channel, FALSE);
 909                                         /* Delete previous timers (if multiple drives disconnected in the same time */
 910                                         /*pAdapter->event_timer_disconnect = timeout(hptmv_handle_event_disconnect, pAdapter, 10*hz); */
 911                                         /*It is not necessary to wait, handle it directly*/
 912                                         hptmv_handle_event_disconnect(pAdapter);
 913                                 }
 914                                 else
 915                                 {
 916
 917                                         MV_ERROR("RR18xx: illigal value for param1(%d) at "
 918                                                          "connect/disconect event, host=%d\n", param1,
 919                                                          pMvSataAdapter->adapterId );
 920
 921                                 }
 922                         }
 923                         break;
 924                 case MV_EVENT_TYPE_ADAPTER_ERROR:
 925                         KdPrint(("RR18xx: DEVICE error event received, pci cause "
 926                                           "reg=%x,  don't how to handle this\n", param1));
 927                         return MV_TRUE;
 928                 default:
 929                         MV_ERROR("RR18xx[%d]: unknown event type (%d)\n",
 930                                          pMvSataAdapter->adapterId, eventType);
 931                         return MV_FALSE;
 932         }
 933         return MV_TRUE;
 934 }
 935
 936 static int
 937 hptmv_allocate_edma_queues(IAL_ADAPTER_T *pAdapter)
 938 {
 939         pAdapter->requestsArrayBaseAddr = (MV_U8 *)contigmalloc(REQUESTS_ARRAY_SIZE,
 940                         M_DEVBUF, M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0ul);
 941         if (pAdapter->requestsArrayBaseAddr == NULL)
 942         {
 943                 MV_ERROR("RR18xx[%d]: Failed to allocate memory for EDMA request"
 944                                  " queues\n", pAdapter->mvSataAdapter.adapterId);
 945                 return -1;
 946         }
 947         pAdapter->requestsArrayBaseDmaAddr = fOsPhysicalAddress(pAdapter->requestsArrayBaseAddr);
 948         pAdapter->requestsArrayBaseAlignedAddr = pAdapter->requestsArrayBaseAddr;
 949         pAdapter->requestsArrayBaseAlignedAddr += MV_EDMA_REQUEST_QUEUE_SIZE;
 950         pAdapter->requestsArrayBaseAlignedAddr  = (MV_U8 *)
 951                 (((ULONG_PTR)pAdapter->requestsArrayBaseAlignedAddr) & ~(ULONG_PTR)(MV_EDMA_REQUEST_QUEUE_SIZE - 1));
 952         pAdapter->requestsArrayBaseDmaAlignedAddr = pAdapter->requestsArrayBaseDmaAddr;
 953         pAdapter->requestsArrayBaseDmaAlignedAddr += MV_EDMA_REQUEST_QUEUE_SIZE;
 954         pAdapter->requestsArrayBaseDmaAlignedAddr &= ~(ULONG_PTR)(MV_EDMA_REQUEST_QUEUE_SIZE - 1);
 955
 956         if ((pAdapter->requestsArrayBaseDmaAlignedAddr - pAdapter->requestsArrayBaseDmaAddr) !=
 957                 (pAdapter->requestsArrayBaseAlignedAddr - pAdapter->requestsArrayBaseAddr))
 958         {
 959                 MV_ERROR("RR18xx[%d]: Error in Request Quueues Alignment\n",
 960                                  pAdapter->mvSataAdapter.adapterId);
 961                 contigfree(pAdapter->requestsArrayBaseAddr, REQUESTS_ARRAY_SIZE, M_DEVBUF);
 962                 return -1;
 963         }
 964         /* response queues */
 965         pAdapter->responsesArrayBaseAddr = (MV_U8 *)contigmalloc(RESPONSES_ARRAY_SIZE,
 966                         M_DEVBUF, M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0ul);
 967         if (pAdapter->responsesArrayBaseAddr == NULL)
 968         {
 969                 MV_ERROR("RR18xx[%d]: Failed to allocate memory for EDMA response"
 970                                  " queues\n", pAdapter->mvSataAdapter.adapterId);
 971                 contigfree(pAdapter->requestsArrayBaseAddr, RESPONSES_ARRAY_SIZE, M_DEVBUF);
 972                 return -1;
 973         }
 974         pAdapter->responsesArrayBaseDmaAddr = fOsPhysicalAddress(pAdapter->responsesArrayBaseAddr);
 975         pAdapter->responsesArrayBaseAlignedAddr = pAdapter->responsesArrayBaseAddr;
 976         pAdapter->responsesArrayBaseAlignedAddr += MV_EDMA_RESPONSE_QUEUE_SIZE;
 977         pAdapter->responsesArrayBaseAlignedAddr  = (MV_U8 *)
 978                 (((ULONG_PTR)pAdapter->responsesArrayBaseAlignedAddr) & ~(ULONG_PTR)(MV_EDMA_RESPONSE_QUEUE_SIZE - 1));
 979         pAdapter->responsesArrayBaseDmaAlignedAddr = pAdapter->responsesArrayBaseDmaAddr;
 980         pAdapter->responsesArrayBaseDmaAlignedAddr += MV_EDMA_RESPONSE_QUEUE_SIZE;
 981         pAdapter->responsesArrayBaseDmaAlignedAddr &= ~(ULONG_PTR)(MV_EDMA_RESPONSE_QUEUE_SIZE - 1);
 982
 983         if ((pAdapter->responsesArrayBaseDmaAlignedAddr - pAdapter->responsesArrayBaseDmaAddr) !=
 984                 (pAdapter->responsesArrayBaseAlignedAddr - pAdapter->responsesArrayBaseAddr))
 985         {
 986                 MV_ERROR("RR18xx[%d]: Error in Response Quueues Alignment\n",
 987                                  pAdapter->mvSataAdapter.adapterId);
 988                 contigfree(pAdapter->requestsArrayBaseAddr, REQUESTS_ARRAY_SIZE, M_DEVBUF);
 989                 contigfree(pAdapter->responsesArrayBaseAddr, RESPONSES_ARRAY_SIZE, M_DEVBUF);
 990                 return -1;
 991         }
 992         return 0;
 993 }
 994
 995 static void
 996 hptmv_free_edma_queues(IAL_ADAPTER_T *pAdapter)
 997 {
 998         contigfree(pAdapter->requestsArrayBaseAddr, REQUESTS_ARRAY_SIZE, M_DEVBUF);
 999         contigfree(pAdapter->responsesArrayBaseAddr, RESPONSES_ARRAY_SIZE, M_DEVBUF);
1000 }
1001
1002 static PVOID
1003 AllocatePRDTable(IAL_ADAPTER_T *pAdapter)
1004 {
1005         PVOID ret;
1006         if (pAdapter->pFreePRDLink) {
1007                 KdPrint(("pAdapter->pFreePRDLink:%p\n",pAdapter->pFreePRDLink));
1008                 ret = pAdapter->pFreePRDLink;
1009                 pAdapter->pFreePRDLink = *(void**)ret;
1010                 return ret;
1011         }
1012         return NULL;
1013 }
1014
1015 static void
1016 FreePRDTable(IAL_ADAPTER_T *pAdapter, PVOID PRDTable)
1017 {
1018         *(void**)PRDTable = pAdapter->pFreePRDLink;
1019         pAdapter->pFreePRDLink = PRDTable;
1020 }
1021
1022 extern PVDevice fGetFirstChild(PVDevice pLogical);
1023 extern void fResetBootMark(PVDevice pLogical);
1024 static void
1025 fRegisterVdevice(IAL_ADAPTER_T *pAdapter)
1026 {
1027         PVDevice pPhysical, pLogical;
1028         PVBus  pVBus;
1029         int i,j;
1030
1031         for(i=0;i<MV_SATA_CHANNELS_NUM;i++) {
1032                 pPhysical = &(pAdapter->VDevices[i]);
1033                 pLogical = pPhysical;
1034                 while (pLogical->pParent) pLogical = pLogical->pParent;
1035                 if (pLogical->vf_online==0) {
1036                         pPhysical->vf_bootmark = pLogical->vf_bootmark = 0;
1037                         continue;
1038                 }
1039                 if (pLogical->VDeviceType==VD_SPARE || pPhysical!=fGetFirstChild(pLogical))
1040                         continue;
1041
1042                 pVBus = &pAdapter->VBus;
1043                 if(pVBus)
1044                 {
1045                         j=0;
1046                         while(j<MAX_VDEVICE_PER_VBUS && pVBus->pVDevice[j]) j++;
1047                         if(j<MAX_VDEVICE_PER_VBUS){
1048                                 pVBus->pVDevice[j] = pLogical;
1049                                 pLogical->pVBus = pVBus;
1050
1051                                 if (j>0 && pLogical->vf_bootmark) {
1052                                         if (pVBus->pVDevice[0]->vf_bootmark) {
1053                                                 fResetBootMark(pLogical);
1054                                         }
1055                                         else {
1056                                                 do { pVBus->pVDevice[j] = pVBus->pVDevice[j-1]; } while (--j);
1057                                                 pVBus->pVDevice[0] = pLogical;
1058                                         }
1059                                 }
1060                         }
1061                 }
1062         }
1063 }
1064
1065 PVDevice
1066 GetSpareDisk(_VBUS_ARG PVDevice pArray)
1067 {
1068         IAL_ADAPTER_T *pAdapter = (IAL_ADAPTER_T *)pArray->pVBus->OsExt;
1069         LBA_T capacity = LongDiv(pArray->VDeviceCapacity, pArray->u.array.bArnMember-1);
1070         LBA_T thiscap, maxcap = MAX_LBA_T;
1071         PVDevice pVDevice, pFind = NULL;
1072         int i;
1073
1074         for(i=0;i<MV_SATA_CHANNELS_NUM;i++)
1075         {
1076                 pVDevice = &pAdapter->VDevices[i];
1077                 if(!pVDevice)
1078                         continue;
1079                 thiscap = pArray->vf_format_v2? pVDevice->u.disk.dDeRealCapacity : pVDevice->VDeviceCapacity;
1080                 /* find the smallest usable spare disk */
1081                 if (pVDevice->VDeviceType==VD_SPARE &&
1082                         pVDevice->u.disk.df_on_line &&
1083                         thiscap < maxcap &&
1084                         thiscap >= capacity)
1085                 {
1086                                 maxcap = pVDevice->VDeviceCapacity;
1087                                 pFind = pVDevice;
1088                 }
1089         }
1090         return pFind;
1091 }
1092
1093 /******************************************************************
1094  * IO ATA Command
1095  *******************************************************************/
1096 int HPTLIBAPI
1097 fDeReadWrite(PDevice pDev, ULONG Lba, UCHAR Cmd, void *tmpBuffer)
1098 {
1099         return mvReadWrite(pDev->mv, Lba, Cmd, tmpBuffer);
1100 }
1101
1102 void HPTLIBAPI fDeSelectMode(PDevice pDev, UCHAR NewMode)
1103 {
1104         MV_SATA_CHANNEL *pSataChannel = pDev->mv;
1105         MV_SATA_ADAPTER *pSataAdapter = pSataChannel->mvSataAdapter;
1106         MV_U8 channelIndex = pSataChannel->channelNumber;
1107         UCHAR mvMode;
1108         /* 508x don't use MW-DMA? */
1109         if (NewMode>4 && NewMode<8) NewMode = 4;
1110         pDev->bDeModeSetting = NewMode;
1111         if (NewMode<=4)
1112                 mvMode = MV_ATA_TRANSFER_PIO_0 + NewMode;
1113         else
1114                 mvMode = MV_ATA_TRANSFER_UDMA_0 + (NewMode-8);
1115
1116         /*To fix 88i8030 bug*/
1117         if (mvMode > MV_ATA_TRANSFER_UDMA_0 && mvMode < MV_ATA_TRANSFER_UDMA_4)
1118                 mvMode = MV_ATA_TRANSFER_UDMA_0;
1119
1120         mvSataDisableChannelDma(pSataAdapter, channelIndex);
1121         /* Flush pending commands */
1122         mvSataFlushDmaQueue (pSataAdapter, channelIndex, MV_FLUSH_TYPE_NONE);
1123
1124         if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1125                                                                    MV_ATA_SET_FEATURES_TRANSFER,
1126                                                                    mvMode, 0, 0, 0) == MV_FALSE)
1127         {
1128                 KdPrint(("channel %d: Set Features failed\n", channelIndex));
1129         }
1130         /* Enable EDMA */
1131         if (mvSataEnableChannelDma(pSataAdapter, channelIndex) == MV_FALSE)
1132                 KdPrint(("Failed to enable DMA, channel=%d", channelIndex));
1133 }
1134
1135 int HPTLIBAPI fDeSetTCQ(PDevice pDev, int enable, int depth)
1136 {
1137         MV_SATA_CHANNEL *pSataChannel = pDev->mv;
1138         MV_SATA_ADAPTER *pSataAdapter = pSataChannel->mvSataAdapter;
1139         MV_U8 channelIndex = pSataChannel->channelNumber;
1140         IAL_ADAPTER_T *pAdapter = pSataAdapter->IALData;
1141         MV_CHANNEL              *channelInfo = &(pAdapter->mvChannel[channelIndex]);
1142         int dmaActive = pSataChannel->queueCommandsEnabled;
1143         int ret = 0;
1144
1145         if (dmaActive) {
1146                 mvSataDisableChannelDma(pSataAdapter, channelIndex);
1147                 mvSataFlushDmaQueue(pSataAdapter,channelIndex,MV_FLUSH_TYPE_CALLBACK);
1148         }
1149
1150         if (enable) {
1151                 if (pSataChannel->queuedDMA == MV_EDMA_MODE_NOT_QUEUED &&
1152                         (pSataChannel->identifyDevice[IDEN_SUPPORTED_COMMANDS2] & (0x2))) {
1153                         UCHAR depth = ((pSataChannel->identifyDevice[IDEN_QUEUE_DEPTH]) & 0x1f) + 1;
1154                         channelInfo->queueDepth = (depth==32)? 31 : depth;
1155                         mvSataConfigEdmaMode(pSataAdapter, channelIndex, MV_EDMA_MODE_QUEUED, depth);
1156                         ret = 1;
1157                 }
1158         }
1159         else
1160         {
1161                 if (pSataChannel->queuedDMA != MV_EDMA_MODE_NOT_QUEUED) {
1162                         channelInfo->queueDepth = 2;
1163                         mvSataConfigEdmaMode(pSataAdapter, channelIndex, MV_EDMA_MODE_NOT_QUEUED, 0);
1164                         ret = 1;
1165                 }
1166         }
1167
1168         if (dmaActive)
1169                 mvSataEnableChannelDma(pSataAdapter,channelIndex);
1170         return ret;
1171 }
1172
1173 int HPTLIBAPI fDeSetNCQ(PDevice pDev, int enable, int depth)
1174 {
1175         return 0;
1176 }
1177
1178 int HPTLIBAPI fDeSetWriteCache(PDevice pDev, int enable)
1179 {
1180         MV_SATA_CHANNEL *pSataChannel = pDev->mv;
1181         MV_SATA_ADAPTER *pSataAdapter = pSataChannel->mvSataAdapter;
1182         MV_U8 channelIndex = pSataChannel->channelNumber;
1183         IAL_ADAPTER_T *pAdapter = pSataAdapter->IALData;
1184         MV_CHANNEL              *channelInfo = &(pAdapter->mvChannel[channelIndex]);
1185         int dmaActive = pSataChannel->queueCommandsEnabled;
1186         int ret = 0;
1187
1188         if (dmaActive) {
1189                 mvSataDisableChannelDma(pSataAdapter, channelIndex);
1190                 mvSataFlushDmaQueue(pSataAdapter,channelIndex,MV_FLUSH_TYPE_CALLBACK);
1191         }
1192
1193         if ((pSataChannel->identifyDevice[82] & (0x20))) {
1194                 if (enable) {
1195                         if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1196                                 MV_ATA_SET_FEATURES_ENABLE_WCACHE, 0, 0, 0, 0))
1197                         {
1198                                 channelInfo->writeCacheEnabled = MV_TRUE;
1199                                 ret = 1;
1200                         }
1201                 }
1202                 else {
1203                         if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1204                                 MV_ATA_SET_FEATURES_DISABLE_WCACHE, 0, 0, 0, 0))
1205                         {
1206                                 channelInfo->writeCacheEnabled = MV_FALSE;
1207                                 ret = 1;
1208                         }
1209                 }
1210         }
1211
1212         if (dmaActive)
1213                 mvSataEnableChannelDma(pSataAdapter,channelIndex);
1214         return ret;
1215 }
1216
1217 int HPTLIBAPI fDeSetReadAhead(PDevice pDev, int enable)
1218 {
1219         MV_SATA_CHANNEL *pSataChannel = pDev->mv;
1220         MV_SATA_ADAPTER *pSataAdapter = pSataChannel->mvSataAdapter;
1221         MV_U8 channelIndex = pSataChannel->channelNumber;
1222         IAL_ADAPTER_T *pAdapter = pSataAdapter->IALData;
1223         MV_CHANNEL              *channelInfo = &(pAdapter->mvChannel[channelIndex]);
1224         int dmaActive = pSataChannel->queueCommandsEnabled;
1225         int ret = 0;
1226
1227         if (dmaActive) {
1228                 mvSataDisableChannelDma(pSataAdapter, channelIndex);
1229                 mvSataFlushDmaQueue(pSataAdapter,channelIndex,MV_FLUSH_TYPE_CALLBACK);
1230         }
1231
1232         if ((pSataChannel->identifyDevice[82] & (0x40))) {
1233                 if (enable) {
1234                         if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1235                                 MV_ATA_SET_FEATURES_ENABLE_RLA, 0, 0, 0, 0))
1236                         {
1237                                 channelInfo->readAheadEnabled = MV_TRUE;
1238                                 ret = 1;
1239                         }
1240                 }
1241                 else {
1242                         if (mvStorageDevATASetFeatures(pSataAdapter, channelIndex,
1243                                 MV_ATA_SET_FEATURES_DISABLE_RLA, 0, 0, 0, 0))
1244                         {
1245                                 channelInfo->readAheadEnabled = MV_FALSE;
1246                                 ret = 1;
1247                         }
1248                 }
1249         }
1250
1251         if (dmaActive)
1252                 mvSataEnableChannelDma(pSataAdapter,channelIndex);
1253         return ret;
1254 }
1255
1256 #ifdef SUPPORT_ARRAY
1257 #define IdeRegisterVDevice  fCheckArray
1258 #else
1259 void
1260 IdeRegisterVDevice(PDevice pDev)
1261 {
1262         PVDevice pVDev = Map2pVDevice(pDev);
1263
1264         pVDev->VDeviceType = pDev->df_atapi? VD_ATAPI :
1265                                                  pDev->df_removable_drive? VD_REMOVABLE : VD_SINGLE_DISK;
1266         pVDev->vf_online = 1;
1267         pVDev->VDeviceCapacity = pDev->dDeRealCapacity;
1268         pVDev->pfnSendCommand = pfnSendCommand[pVDev->VDeviceType];
1269         pVDev->pfnDeviceFailed = pfnDeviceFailed[pVDev->VDeviceType];
1270 }
1271 #endif
1272
1273 static __inline PBUS_DMAMAP
1274 dmamap_get(struct IALAdapter * pAdapter)
1275 {
1276         PBUS_DMAMAP     p = pAdapter->pbus_dmamap_list;
1277         if (p)
1278                 pAdapter->pbus_dmamap_list = p-> next;
1279         return p;
1280 }
1281
1282 static __inline void
1283 dmamap_put(PBUS_DMAMAP p)
1284 {
1285         p->next = p->pAdapter->pbus_dmamap_list;
1286         p->pAdapter->pbus_dmamap_list = p;
1287 }
1288
1289 /*Since mtx not provide the initialize when declare, so we Final init here to initialize the global mtx*/
1290 #if __FreeBSD_version >= 500000
1291 #define override_kernel_driver()
1292
1293 static void hpt_init(void *dummy)
1294 {
1295         override_kernel_driver();
1296         mtx_init(&driver_lock, "hptsleeplock", NULL, MTX_DEF);
1297 }
1298 SYSINIT(hptinit, SI_SUB_CONFIGURE, SI_ORDER_FIRST, hpt_init, NULL);
1299 #endif
1300
1301 static int num_adapters = 0;
1302 static int
1303 init_adapter(IAL_ADAPTER_T *pAdapter)
1304 {
1305         PVBus _vbus_p = &pAdapter->VBus;
1306         MV_SATA_ADAPTER *pMvSataAdapter;
1307         int i, channel, rid;
1308
1309         PVDevice pVDev;
1310
1311         intrmask_t oldspl = lock_driver();
1312
1313         pAdapter->next = 0;
1314
1315         if(gIal_Adapter == 0){
1316                 gIal_Adapter = pAdapter;
1317                 pCurAdapter = gIal_Adapter;
1318         }
1319         else {
1320                 pCurAdapter->next = pAdapter;
1321                 pCurAdapter = pAdapter;
1322         }
1323
1324         pAdapter->outstandingCommands = 0;
1325
1326         pMvSataAdapter = &(pAdapter->mvSataAdapter);
1327         _vbus_p->OsExt = (void *)pAdapter;
1328         pMvSataAdapter->IALData = pAdapter;
1329
1330         if (bus_dma_tag_create(bus_get_dma_tag(pAdapter->hpt_dev),/* parent */
1331                         4,      /* alignment */
1332                         BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1333                         BUS_SPACE_MAXADDR,      /* lowaddr */
1334                         BUS_SPACE_MAXADDR,      /* highaddr */
1335                         NULL, NULL,             /* filter, filterarg */
1336                         PAGE_SIZE * (MAX_SG_DESCRIPTORS-1), /* maxsize */
1337                         MAX_SG_DESCRIPTORS, /* nsegments */
1338                         0x10000,        /* maxsegsize */
1339                         BUS_DMA_WAITOK,         /* flags */
1340 #if __FreeBSD_version>502000
1341                         busdma_lock_mutex,      /* lockfunc */
1342                         &driver_lock,           /* lockfuncarg */
1343 #endif
1344                         &pAdapter->io_dma_parent /* tag */))
1345                 {
1346                         return ENXIO;
1347         }
1348
1349
1350         if (hptmv_allocate_edma_queues(pAdapter))
1351         {
1352                 MV_ERROR("RR18xx: Failed to allocate memory for EDMA queues\n");
1353                 unlock_driver(oldspl);
1354                 return ENOMEM;
1355         }
1356
1357         /* also map EPROM address */
1358         rid = 0x10;
1359         if (!(pAdapter->mem_res = bus_alloc_resource(pAdapter->hpt_dev, SYS_RES_MEMORY, &rid,
1360                         0, ~0, MV_SATA_PCI_BAR0_SPACE_SIZE+0x40000, RF_ACTIVE))
1361                 ||
1362                 !(pMvSataAdapter->adapterIoBaseAddress = rman_get_virtual(pAdapter->mem_res)))
1363         {
1364                 MV_ERROR("RR18xx: Failed to remap memory space\n");
1365                 hptmv_free_edma_queues(pAdapter);
1366                 unlock_driver(oldspl);
1367                 return ENXIO;
1368         }
1369         else
1370         {
1371                 KdPrint(("RR18xx: io base address 0x%p\n", pMvSataAdapter->adapterIoBaseAddress));
1372         }
1373
1374         pMvSataAdapter->adapterId = num_adapters++;
1375         /* get the revision ID */
1376         pMvSataAdapter->pciConfigRevisionId = pci_read_config(pAdapter->hpt_dev, PCIR_REVID, 1);
1377         pMvSataAdapter->pciConfigDeviceId = pci_get_device(pAdapter->hpt_dev);
1378
1379         /* init RR18xx */
1380         pMvSataAdapter->intCoalThre[0]= 1;
1381         pMvSataAdapter->intCoalThre[1]= 1;
1382         pMvSataAdapter->intTimeThre[0] = 1;
1383         pMvSataAdapter->intTimeThre[1] = 1;
1384         pMvSataAdapter->pciCommand = 0x0107E371;
1385         pMvSataAdapter->pciSerrMask = 0xd77fe6ul;
1386         pMvSataAdapter->pciInterruptMask = 0xd77fe6ul;
1387         pMvSataAdapter->mvSataEventNotify = hptmv_event_notify;
1388
1389         if (mvSataInitAdapter(pMvSataAdapter) == MV_FALSE)
1390         {
1391                 MV_ERROR("RR18xx[%d]: core failed to initialize the adapter\n",
1392                                  pMvSataAdapter->adapterId);
1393 unregister:
1394                 bus_release_resource(pAdapter->hpt_dev, SYS_RES_MEMORY, rid, pAdapter->mem_res);
1395                 hptmv_free_edma_queues(pAdapter);
1396                 unlock_driver(oldspl);
1397                 return ENXIO;
1398         }
1399         pAdapter->ver_601 = pMvSataAdapter->pcbVersion;
1400
1401 #ifndef FOR_DEMO
1402         set_fail_leds(pMvSataAdapter, 0);
1403 #endif
1404
1405         /* setup command blocks */
1406         KdPrint(("Allocate command blocks\n"));
1407         _vbus_(pFreeCommands) = 0;
1408         pAdapter->pCommandBlocks =
1409                 malloc(sizeof(struct _Command) * MAX_COMMAND_BLOCKS_FOR_EACH_VBUS, M_DEVBUF, M_NOWAIT);
1410         KdPrint(("pCommandBlocks:%p\n",pAdapter->pCommandBlocks));
1411         if (!pAdapter->pCommandBlocks) {
1412                 MV_ERROR("insufficient memory\n");
1413                 goto unregister;
1414         }
1415
1416         for (i=0; i<MAX_COMMAND_BLOCKS_FOR_EACH_VBUS; i++) {
1417                 FreeCommand(_VBUS_P &(pAdapter->pCommandBlocks[i]));
1418         }
1419
1420         /*Set up the bus_dmamap*/
1421         pAdapter->pbus_dmamap = (PBUS_DMAMAP)malloc (sizeof(struct _BUS_DMAMAP) * MAX_QUEUE_COMM, M_DEVBUF, M_NOWAIT);
1422         if(!pAdapter->pbus_dmamap) {
1423                 MV_ERROR("insufficient memory\n");
1424                 free(pAdapter->pCommandBlocks, M_DEVBUF);
1425                 goto unregister;
1426         }
1427
1428         memset((void *)pAdapter->pbus_dmamap, 0, sizeof(struct _BUS_DMAMAP) * MAX_QUEUE_COMM);
1429         pAdapter->pbus_dmamap_list = 0;
1430         for (i=0; i < MAX_QUEUE_COMM; i++) {
1431                 PBUS_DMAMAP  pmap = &(pAdapter->pbus_dmamap[i]);
1432                 pmap->pAdapter = pAdapter;
1433                 dmamap_put(pmap);
1434
1435                 if(bus_dmamap_create(pAdapter->io_dma_parent, 0, &pmap->dma_map)) {
1436                         MV_ERROR("Can not allocate dma map\n");
1437                         free(pAdapter->pCommandBlocks, M_DEVBUF);
1438                         free(pAdapter->pbus_dmamap, M_DEVBUF);
1439                         goto unregister;
1440                 }
1441         }
1442         /* setup PRD Tables */
1443         KdPrint(("Allocate PRD Tables\n"));
1444         pAdapter->pFreePRDLink = 0;
1445
1446         pAdapter->prdTableAddr = (PUCHAR)contigmalloc(
1447                 (PRD_ENTRIES_SIZE*PRD_TABLES_FOR_VBUS + 32), M_DEVBUF, M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0ul);
1448
1449         KdPrint(("prdTableAddr:%p\n",pAdapter->prdTableAddr));
1450         if (!pAdapter->prdTableAddr) {
1451                 MV_ERROR("insufficient PRD Tables\n");
1452                 goto unregister;
1453         }
1454         pAdapter->prdTableAlignedAddr = (PUCHAR)(((ULONG_PTR)pAdapter->prdTableAddr + 0x1f) & ~(ULONG_PTR)0x1fL);
1455         {
1456                 PUCHAR PRDTable = pAdapter->prdTableAlignedAddr;
1457                 for (i=0; i<PRD_TABLES_FOR_VBUS; i++)
1458                 {
1459 /*                      KdPrint(("i=%d,pAdapter->pFreePRDLink=%p\n",i,pAdapter->pFreePRDLink)); */
1460                         FreePRDTable(pAdapter, PRDTable);
1461                         PRDTable += PRD_ENTRIES_SIZE;
1462                 }
1463         }
1464
1465         /* enable the adapter interrupts */
1466
1467         /* configure and start the connected channels*/
1468         for (channel = 0; channel < MV_SATA_CHANNELS_NUM; channel++)
1469         {
1470                 pAdapter->mvChannel[channel].online = MV_FALSE;
1471                 if (mvSataIsStorageDeviceConnected(pMvSataAdapter, channel)
1472                         == MV_TRUE)
1473                 {
1474                         KdPrint(("RR18xx[%d]: channel %d is connected\n",
1475                                           pMvSataAdapter->adapterId, channel));
1476
1477                         if (hptmv_init_channel(pAdapter, channel) == 0)
1478                         {
1479                                 if (mvSataConfigureChannel(pMvSataAdapter, channel) == MV_FALSE)
1480                                 {
1481                                         MV_ERROR("RR18xx[%d]: Failed to configure channel"
1482                                                          " %d\n",pMvSataAdapter->adapterId, channel);
1483                                         hptmv_free_channel(pAdapter, channel);
1484                                 }
1485                                 else
1486                                 {
1487                                         if (start_channel(pAdapter, channel))
1488                                         {
1489                                                 MV_ERROR("RR18xx[%d]: Failed to start channel,"
1490                                                                  " channel=%d\n",pMvSataAdapter->adapterId,
1491                                                                  channel);
1492                                                 hptmv_free_channel(pAdapter, channel);
1493                                         }
1494                                         pAdapter->mvChannel[channel].online = MV_TRUE;
1495                                         /*  mvSataChannelSetEdmaLoopBackMode(pMvSataAdapter,
1496                                                                                                            channel,
1497                                                                                                            MV_TRUE);*/
1498                                 }
1499                         }
1500                 }
1501                 KdPrint(("pAdapter->mvChannel[channel].online:%x, channel:%d\n",
1502                         pAdapter->mvChannel[channel].online, channel));
1503         }
1504
1505 #ifdef SUPPORT_ARRAY
1506         for(i = MAX_ARRAY_DEVICE - 1; i >= 0; i--) {
1507                 pVDev = ArrayTables(i);
1508                 mArFreeArrayTable(pVDev);
1509         }
1510 #endif
1511
1512         KdPrint(("Initialize Devices\n"));
1513         for (channel = 0; channel < MV_SATA_CHANNELS_NUM; channel++) {
1514                 MV_SATA_CHANNEL *pMvSataChannel = pMvSataAdapter->sataChannel[channel];
1515                 if (pMvSataChannel) {
1516                         init_vdev_params(pAdapter, channel);
1517                         IdeRegisterVDevice(&pAdapter->VDevices[channel].u.disk);
1518                 }
1519         }
1520 #ifdef SUPPORT_ARRAY
1521         CheckArrayCritical(_VBUS_P0);
1522 #endif
1523         _vbus_p->nInstances = 1;
1524         fRegisterVdevice(pAdapter);
1525
1526         for (channel=0;channel<MV_SATA_CHANNELS_NUM;channel++) {
1527                 pVDev = _vbus_p->pVDevice[channel];
1528                 if (pVDev && pVDev->vf_online)
1529                         fCheckBootable(pVDev);
1530         }
1531
1532 #if defined(SUPPORT_ARRAY) && defined(_RAID5N_)
1533         init_raid5_memory(_VBUS_P0);
1534         _vbus_(r5).enable_write_back = 1;
1535         printf("RR18xx: RAID5 write-back %s\n", _vbus_(r5).enable_write_back? "enabled" : "disabled");
1536 #endif
1537
1538         mvSataUnmaskAdapterInterrupt(pMvSataAdapter);
1539         unlock_driver(oldspl);
1540         return 0;
1541 }
1542
1543 int
1544 MvSataResetChannel(MV_SATA_ADAPTER *pMvSataAdapter, MV_U8 channel)
1545 {
1546         IAL_ADAPTER_T   *pAdapter = (IAL_ADAPTER_T *)pMvSataAdapter->IALData;
1547
1548         mvSataDisableChannelDma(pMvSataAdapter, channel);
1549         /* Flush pending commands */
1550         mvSataFlushDmaQueue (pMvSataAdapter, channel, MV_FLUSH_TYPE_CALLBACK);
1551
1552         /* Software reset channel */
1553         if (mvStorageDevATASoftResetDevice(pMvSataAdapter, channel) == MV_FALSE)
1554         {
1555                 MV_ERROR("RR18xx [%d,%d]: failed to perform Software reset\n",
1556                                  pMvSataAdapter->adapterId, channel);
1557                 hptmv_free_channel(pAdapter, channel);
1558                 return -1;
1559         }
1560
1561         /* Hardware reset channel */
1562         if (mvSataChannelHardReset(pMvSataAdapter, channel)== MV_FALSE)
1563         {
1564                 MV_ERROR("RR18xx [%d,%d] Failed to Hard reser the SATA channel\n",
1565                                  pMvSataAdapter->adapterId, channel);
1566                 hptmv_free_channel(pAdapter, channel);
1567                 return -1;
1568         }
1569
1570         if (mvSataIsStorageDeviceConnected(pMvSataAdapter, channel) == MV_FALSE)
1571         {
1572                  MV_ERROR("RR18xx [%d,%d] Failed to Connect Device\n",
1573                                  pMvSataAdapter->adapterId, channel);
1574                 hptmv_free_channel(pAdapter, channel);
1575                 return -1;
1576         }else
1577         {
1578                 MV_ERROR("channel %d: perform recalibrate command", channel);
1579                 if (!mvStorageDevATAExecuteNonUDMACommand(pMvSataAdapter, channel,
1580                                                                 MV_NON_UDMA_PROTOCOL_NON_DATA,
1581                                                                 MV_FALSE,
1582                                                                 NULL,    /* pBuffer*/
1583                                                                 0,               /* count  */
1584                                                                 0,              /*features*/
1585                                                                                 /* sectorCount */
1586                                                                 0,
1587                                                                 0,      /* lbaLow */
1588                                                                 0,      /* lbaMid */
1589                                                                         /* lbaHigh */
1590                                                                 0,
1591                                                                 0,              /* device */
1592                                                                                 /* command */
1593                                                                 0x10))
1594                         MV_ERROR("channel %d: recalibrate failed", channel);
1595
1596                 /* Set transfer mode */
1597                 if((mvStorageDevATASetFeatures(pMvSataAdapter, channel,
1598                                                 MV_ATA_SET_FEATURES_TRANSFER,
1599                                                 MV_ATA_TRANSFER_PIO_SLOW, 0, 0, 0) == MV_FALSE) ||
1600                         (mvStorageDevATASetFeatures(pMvSataAdapter, channel,
1601                                                 MV_ATA_SET_FEATURES_TRANSFER,
1602                                                 pAdapter->mvChannel[channel].maxPioModeSupported, 0, 0, 0) == MV_FALSE) ||
1603                         (mvStorageDevATASetFeatures(pMvSataAdapter, channel,
1604                                                 MV_ATA_SET_FEATURES_TRANSFER,
1605                                                 pAdapter->mvChannel[channel].maxUltraDmaModeSupported, 0, 0, 0) == MV_FALSE) )
1606                 {
1607                         MV_ERROR("channel %d: Set Features failed", channel);
1608                         hptmv_free_channel(pAdapter, channel);
1609                         return -1;
1610                 }
1611                 /* Enable EDMA */
1612                 if (mvSataEnableChannelDma(pMvSataAdapter, channel) == MV_FALSE)
1613                 {
1614                         MV_ERROR("Failed to enable DMA, channel=%d", channel);
1615                         hptmv_free_channel(pAdapter, channel);
1616                         return -1;
1617                 }
1618         }
1619         return 0;
1620 }
1621
1622 static int
1623 fResetActiveCommands(PVBus _vbus_p)
1624 {
1625         MV_SATA_ADAPTER *pMvSataAdapter = &((IAL_ADAPTER_T *)_vbus_p->OsExt)->mvSataAdapter;
1626         MV_U8 channel;
1627         for (channel=0;channel< MV_SATA_CHANNELS_NUM;channel++) {
1628                 if (pMvSataAdapter->sataChannel[channel] && pMvSataAdapter->sataChannel[channel]->outstandingCommands)
1629                         MvSataResetChannel(pMvSataAdapter,channel);
1630         }
1631         return 0;
1632 }
1633
1634 void fCompleteAllCommandsSynchronously(PVBus _vbus_p)
1635 {
1636         UINT cont;
1637         ULONG ticks = 0;
1638         MV_U8 channel;
1639         MV_SATA_ADAPTER *pMvSataAdapter = &((IAL_ADAPTER_T *)_vbus_p->OsExt)->mvSataAdapter;
1640         MV_SATA_CHANNEL *pMvSataChannel;
1641
1642         do {
1643 check_cmds:
1644                 cont = 0;
1645                 CheckPendingCall(_VBUS_P0);
1646 #ifdef _RAID5N_
1647                 dataxfer_poll();
1648                 xor_poll();
1649 #endif
1650                 for (channel=0;channel< MV_SATA_CHANNELS_NUM;channel++) {
1651                         pMvSataChannel = pMvSataAdapter->sataChannel[channel];
1652                         if (pMvSataChannel && pMvSataChannel->outstandingCommands)
1653                         {
1654                                 while (pMvSataChannel->outstandingCommands) {
1655                                         if (!mvSataInterruptServiceRoutine(pMvSataAdapter)) {
1656                                                 StallExec(1000);
1657                                                 if (ticks++ > 3000) {
1658                                                         MvSataResetChannel(pMvSataAdapter,channel);
1659                                                         goto check_cmds;
1660                                                 }
1661                                         }
1662                                         else
1663                                                 ticks = 0;
1664                                 }
1665                                 cont = 1;
1666                         }
1667                 }
1668         } while (cont);
1669 }
1670
1671 void
1672 fResetVBus(_VBUS_ARG0)
1673 {
1674         KdPrint(("fMvResetBus(%p)", _vbus_p));
1675
1676         /* some commands may already finished. */
1677         CheckPendingCall(_VBUS_P0);
1678
1679         fResetActiveCommands(_vbus_p);
1680         /*
1681          * the other pending commands may still be finished successfully.
1682          */
1683         fCompleteAllCommandsSynchronously(_vbus_p);
1684
1685         /* Now there should be no pending commands. No more action needed. */
1686         CheckIdleCall(_VBUS_P0);
1687
1688         KdPrint(("fMvResetBus() done"));
1689 }
1690
1691 /*No rescan function*/
1692 void
1693 fRescanAllDevice(_VBUS_ARG0)
1694 {
1695 }
1696
1697 static MV_BOOLEAN
1698 CommandCompletionCB(MV_SATA_ADAPTER *pMvSataAdapter,
1699                                         MV_U8 channelNum,
1700                                         MV_COMPLETION_TYPE comp_type,
1701                                         MV_VOID_PTR commandId,
1702                                         MV_U16 responseFlags,
1703                                         MV_U32 timeStamp,
1704                                         MV_STORAGE_DEVICE_REGISTERS *registerStruct)
1705 {
1706         PCommand pCmd = (PCommand) commandId;
1707         _VBUS_INST(pCmd->pVDevice->pVBus)
1708
1709         if (pCmd->uScratch.sata_param.prdAddr)
1710                 FreePRDTable(pMvSataAdapter->IALData,pCmd->uScratch.sata_param.prdAddr);
1711
1712         switch (comp_type)
1713         {
1714         case MV_COMPLETION_TYPE_NORMAL:
1715                 pCmd->Result = RETURN_SUCCESS;
1716                 break;
1717         case MV_COMPLETION_TYPE_ABORT:
1718                 pCmd->Result = RETURN_BUS_RESET;
1719                 break;
1720         case MV_COMPLETION_TYPE_ERROR:
1721                  MV_ERROR("IAL: COMPLETION ERROR, adapter %d, channel %d, flags=%x\n",
1722                                  pMvSataAdapter->adapterId, channelNum, responseFlags);
1723
1724                 if (responseFlags & 4) {
1725                         MV_ERROR("ATA regs: error %x, sector count %x, LBA low %x, LBA mid %x,"
1726                                 " LBA high %x, device %x, status %x\n",
1727                                 registerStruct->errorRegister,
1728                                 registerStruct->sectorCountRegister,
1729                                 registerStruct->lbaLowRegister,
1730                                 registerStruct->lbaMidRegister,
1731                                 registerStruct->lbaHighRegister,
1732                                 registerStruct->deviceRegister,
1733                                 registerStruct->statusRegister);
1734                 }
1735                 /*We can't do handleEdmaError directly here, because CommandCompletionCB is called by
1736                  * mv's ISR, if we retry the command, than the internel data structure may be destroyed*/
1737                 pCmd->uScratch.sata_param.responseFlags = responseFlags;
1738                 pCmd->uScratch.sata_param.bIdeStatus = registerStruct->statusRegister;
1739                 pCmd->uScratch.sata_param.errorRegister = registerStruct->errorRegister;
1740                 pCmd->pVDevice->u.disk.QueueLength--;
1741                 CallAfterReturn(_VBUS_P (DPC_PROC)handleEdmaError,pCmd);
1742                 return TRUE;
1743
1744         default:
1745                 MV_ERROR(" Unknown completion type (%d)\n", comp_type);
1746                 return MV_FALSE;
1747         }
1748
1749         if (pCmd->uCmd.Ide.Command == IDE_COMMAND_VERIFY && pCmd->uScratch.sata_param.cmd_priv > 1) {
1750                 pCmd->uScratch.sata_param.cmd_priv --;
1751                 return TRUE;
1752         }
1753         pCmd->pVDevice->u.disk.QueueLength--;
1754         CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1755         return TRUE;
1756 }
1757
1758 void
1759 fDeviceSendCommand(_VBUS_ARG PCommand pCmd)
1760 {
1761         MV_SATA_EDMA_PRD_ENTRY  *pPRDTable = 0;
1762         MV_SATA_ADAPTER *pMvSataAdapter;
1763         MV_SATA_CHANNEL *pMvSataChannel;
1764         PVDevice pVDevice = pCmd->pVDevice;
1765         PDevice  pDevice = &pVDevice->u.disk;
1766         LBA_T    Lba = pCmd->uCmd.Ide.Lba;
1767         USHORT   nSector = pCmd->uCmd.Ide.nSectors;
1768
1769         MV_QUEUE_COMMAND_RESULT result;
1770         MV_QUEUE_COMMAND_INFO commandInfo;
1771         MV_UDMA_COMMAND_PARAMS  *pUdmaParams = &commandInfo.commandParams.udmaCommand;
1772         MV_NONE_UDMA_COMMAND_PARAMS *pNoUdmaParams = &commandInfo.commandParams.NoneUdmaCommand;
1773
1774         MV_BOOLEAN is48bit;
1775         MV_U8      channel;
1776         int        i=0;
1777
1778         DECLARE_BUFFER(FPSCAT_GATH, tmpSg);
1779
1780         if (!pDevice->df_on_line) {
1781                 MV_ERROR("Device is offline");
1782                 pCmd->Result = RETURN_BAD_DEVICE;
1783                 CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1784                 return;
1785         }
1786
1787         pDevice->HeadPosition = pCmd->uCmd.Ide.Lba + pCmd->uCmd.Ide.nSectors;
1788         pMvSataChannel = pDevice->mv;
1789         pMvSataAdapter = pMvSataChannel->mvSataAdapter;
1790         channel = pMvSataChannel->channelNumber;
1791
1792         /* old RAID0 has hidden lba. Remember to clear dDeHiddenLba when delete array! */
1793         Lba += pDevice->dDeHiddenLba;
1794         /* check LBA */
1795         if (Lba+nSector-1 > pDevice->dDeRealCapacity) {
1796                 pCmd->Result = RETURN_INVALID_REQUEST;
1797                 CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1798                 return;
1799         }
1800
1801         /*
1802          * always use 48bit LBA if drive supports it.
1803          * Some Seagate drives report error if you use a 28-bit command
1804          * to access sector 0xfffffff.
1805          */
1806         is48bit = pMvSataChannel->lba48Address;
1807
1808         switch (pCmd->uCmd.Ide.Command)
1809         {
1810         case IDE_COMMAND_READ:
1811         case IDE_COMMAND_WRITE:
1812                 if (pDevice->bDeModeSetting<8) goto pio;
1813
1814                 commandInfo.type = MV_QUEUED_COMMAND_TYPE_UDMA;
1815                 pUdmaParams->isEXT = is48bit;
1816                 pUdmaParams->numOfSectors = nSector;
1817                 pUdmaParams->lowLBAAddress = Lba;
1818                 pUdmaParams->highLBAAddress = 0;
1819                 pUdmaParams->prdHighAddr = 0;
1820                 pUdmaParams->callBack = CommandCompletionCB;
1821                 pUdmaParams->commandId = (MV_VOID_PTR )pCmd;
1822                 if(pCmd->uCmd.Ide.Command == IDE_COMMAND_READ)
1823                         pUdmaParams->readWrite = MV_UDMA_TYPE_READ;
1824                 else
1825                         pUdmaParams->readWrite = MV_UDMA_TYPE_WRITE;
1826
1827                 if (pCmd->pSgTable && pCmd->cf_physical_sg) {
1828                         FPSCAT_GATH sg1=tmpSg, sg2=pCmd->pSgTable;
1829                         do { *sg1++=*sg2; } while ((sg2++->wSgFlag & SG_FLAG_EOT)==0);
1830                 }
1831                 else {
1832                         if (!pCmd->pfnBuildSgl || !pCmd->pfnBuildSgl(_VBUS_P pCmd, tmpSg, 0)) {
1833 pio:
1834                                 mvSataDisableChannelDma(pMvSataAdapter, channel);
1835                                 mvSataFlushDmaQueue(pMvSataAdapter, channel, MV_FLUSH_TYPE_CALLBACK);
1836
1837                                 if (pCmd->pSgTable && pCmd->cf_physical_sg==0) {
1838                                         FPSCAT_GATH sg1=tmpSg, sg2=pCmd->pSgTable;
1839                                         do { *sg1++=*sg2; } while ((sg2++->wSgFlag & SG_FLAG_EOT)==0);
1840                                 }
1841                                 else {
1842                                         if (!pCmd->pfnBuildSgl || !pCmd->pfnBuildSgl(_VBUS_P pCmd, tmpSg, 1)) {
1843                                                 pCmd->Result = RETURN_NEED_LOGICAL_SG;
1844                                                 goto finish_cmd;
1845                                         }
1846                                 }
1847
1848                                 do {
1849                                         ULONG size = tmpSg->wSgSize? tmpSg->wSgSize : 0x10000;
1850                                         ULONG_PTR addr = tmpSg->dSgAddress;
1851                                         if (size & 0x1ff) {
1852                                                 pCmd->Result = RETURN_INVALID_REQUEST;
1853                                                 goto finish_cmd;
1854                                         }
1855                                         if (mvStorageDevATAExecuteNonUDMACommand(pMvSataAdapter, channel,
1856                                                 (pCmd->cf_data_out)?MV_NON_UDMA_PROTOCOL_PIO_DATA_OUT:MV_NON_UDMA_PROTOCOL_PIO_DATA_IN,
1857                                                 is48bit,
1858                                                 (MV_U16_PTR)addr,
1859                                                 size >> 1,      /* count       */
1860                                                 0,              /* features  N/A  */
1861                                                 (MV_U16)(size>>9),      /*sector count*/
1862                                                 (MV_U16)(  (is48bit? (MV_U16)((Lba >> 16) & 0xFF00) : 0 )  | (UCHAR)(Lba & 0xFF) ), /*lbalow*/
1863                                                 (MV_U16)((Lba >> 8) & 0xFF), /* lbaMid      */
1864                                                 (MV_U16)((Lba >> 16) & 0xFF),/* lbaHigh     */
1865                                                 (MV_U8)(0x40 | (is48bit ? 0 : (UCHAR)(Lba >> 24) & 0xFF )),/* device      */
1866                                                 (MV_U8)(is48bit ? (pCmd->cf_data_in?IDE_COMMAND_READ_EXT:IDE_COMMAND_WRITE_EXT):pCmd->uCmd.Ide.Command)
1867                                         )==MV_FALSE)
1868                                         {
1869                                                 pCmd->Result = RETURN_IDE_ERROR;
1870                                                 goto finish_cmd;
1871                                         }
1872                                         Lba += size>>9;
1873                                         if(Lba & 0xF0000000) is48bit = MV_TRUE;
1874                                 }
1875                                 while ((tmpSg++->wSgFlag & SG_FLAG_EOT)==0);
1876                                 pCmd->Result = RETURN_SUCCESS;
1877 finish_cmd:
1878                                 mvSataEnableChannelDma(pMvSataAdapter,channel);
1879                                 CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1880                                 return;
1881                         }
1882                 }
1883
1884                 pPRDTable = (MV_SATA_EDMA_PRD_ENTRY *) AllocatePRDTable(pMvSataAdapter->IALData);
1885                 KdPrint(("pPRDTable:%p\n",pPRDTable));
1886                 if (!pPRDTable) {
1887                         pCmd->Result = RETURN_DEVICE_BUSY;
1888                         CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1889                         HPT_ASSERT(0);
1890                         return;
1891                 }
1892
1893                 do{
1894                         pPRDTable[i].highBaseAddr = (sizeof(tmpSg->dSgAddress)>4 ? (MV_U32)(tmpSg->dSgAddress>>32) : 0);
1895                         pPRDTable[i].flags = (MV_U16)tmpSg->wSgFlag;
1896                         pPRDTable[i].byteCount = (MV_U16)tmpSg->wSgSize;
1897                         pPRDTable[i].lowBaseAddr = (MV_U32)tmpSg->dSgAddress;
1898                         pPRDTable[i].reserved = 0;
1899                         i++;
1900                 }while((tmpSg++->wSgFlag & SG_FLAG_EOT)==0);
1901
1902                 pUdmaParams->prdLowAddr = (ULONG)fOsPhysicalAddress(pPRDTable);
1903                 if ((pUdmaParams->numOfSectors == 256) && (pMvSataChannel->lba48Address == MV_FALSE)) {
1904                         pUdmaParams->numOfSectors = 0;
1905                 }
1906
1907                 pCmd->uScratch.sata_param.prdAddr = (PVOID)pPRDTable;
1908
1909                 result = mvSataQueueCommand(pMvSataAdapter, channel, &commandInfo);
1910
1911                 if (result != MV_QUEUE_COMMAND_RESULT_OK)
1912                 {
1913 queue_failed:
1914                         switch (result)
1915                         {
1916                         case MV_QUEUE_COMMAND_RESULT_BAD_LBA_ADDRESS:
1917                                 MV_ERROR("IAL Error: Edma Queue command failed. Bad LBA "
1918                                                  "LBA[31:0](0x%08x)\n", pUdmaParams->lowLBAAddress);
1919                                 pCmd->Result = RETURN_IDE_ERROR;
1920                                 break;
1921                         case MV_QUEUE_COMMAND_RESULT_QUEUED_MODE_DISABLED:
1922                                 MV_ERROR("IAL Error: Edma Queue command failed. EDMA"
1923                                                  " disabled adapter %d channel %d\n",
1924                                                  pMvSataAdapter->adapterId, channel);
1925                                 mvSataEnableChannelDma(pMvSataAdapter,channel);
1926                                 pCmd->Result = RETURN_IDE_ERROR;
1927                                 break;
1928                         case MV_QUEUE_COMMAND_RESULT_FULL:
1929                                 MV_ERROR("IAL Error: Edma Queue command failed. Queue is"
1930                                                  " Full adapter %d channel %d\n",
1931                                                  pMvSataAdapter->adapterId, channel);
1932                                 pCmd->Result = RETURN_DEVICE_BUSY;
1933                                 break;
1934                         case MV_QUEUE_COMMAND_RESULT_BAD_PARAMS:
1935                                 MV_ERROR("IAL Error: Edma Queue command failed. (Bad "
1936                                                  "Params), pMvSataAdapter: %p,  pSataChannel: %p.\n",
1937                                                  pMvSataAdapter, pMvSataAdapter->sataChannel[channel]);
1938                                 pCmd->Result = RETURN_IDE_ERROR;
1939                                 break;
1940                         default:
1941                                 MV_ERROR("IAL Error: Bad result value (%d) from queue"
1942                                                  " command\n", result);
1943                                 pCmd->Result = RETURN_IDE_ERROR;
1944                         }
1945                         if(pPRDTable)
1946                                 FreePRDTable(pMvSataAdapter->IALData,pPRDTable);
1947                         CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1948                 }
1949                 pDevice->QueueLength++;
1950                 return;
1951
1952         case IDE_COMMAND_VERIFY:
1953                 commandInfo.type = MV_QUEUED_COMMAND_TYPE_NONE_UDMA;
1954                 pNoUdmaParams->bufPtr = NULL;
1955                 pNoUdmaParams->callBack = CommandCompletionCB;
1956                 pNoUdmaParams->commandId = (MV_VOID_PTR)pCmd;
1957                 pNoUdmaParams->count = 0;
1958                 pNoUdmaParams->features = 0;
1959                 pNoUdmaParams->protocolType = MV_NON_UDMA_PROTOCOL_NON_DATA;
1960
1961                 pCmd->uScratch.sata_param.cmd_priv = 1;
1962                 if (pMvSataChannel->lba48Address == MV_TRUE){
1963                         pNoUdmaParams->command = MV_ATA_COMMAND_READ_VERIFY_SECTORS_EXT;
1964                         pNoUdmaParams->isEXT = MV_TRUE;
1965                         pNoUdmaParams->lbaHigh = (MV_U16)((Lba & 0xff0000) >> 16);
1966                         pNoUdmaParams->lbaMid = (MV_U16)((Lba & 0xff00) >> 8);
1967                         pNoUdmaParams->lbaLow =
1968                                 (MV_U16)(((Lba & 0xff000000) >> 16)| (Lba & 0xff));
1969                         pNoUdmaParams->sectorCount = nSector;
1970                         pNoUdmaParams->device = 0x40;
1971                         result = mvSataQueueCommand(pMvSataAdapter, channel, &commandInfo);
1972                         if (result != MV_QUEUE_COMMAND_RESULT_OK){
1973                                 goto queue_failed;
1974                         }
1975                         return;
1976                 }
1977                 else{
1978                         pNoUdmaParams->command = MV_ATA_COMMAND_READ_VERIFY_SECTORS;
1979                         pNoUdmaParams->isEXT = MV_FALSE;
1980                         pNoUdmaParams->lbaHigh = (MV_U16)((Lba & 0xff0000) >> 16);
1981                         pNoUdmaParams->lbaMid = (MV_U16)((Lba & 0xff00) >> 8);
1982                         pNoUdmaParams->lbaLow = (MV_U16)(Lba & 0xff);
1983                         pNoUdmaParams->sectorCount = 0xff & nSector;
1984                         pNoUdmaParams->device = (MV_U8)(0x40 |
1985                                 ((Lba & 0xf000000) >> 24));
1986                         pNoUdmaParams->callBack = CommandCompletionCB;
1987                         result = mvSataQueueCommand(pMvSataAdapter, channel, &commandInfo);
1988                         /*FIXME: how about the commands already queued? but marvel also forgets to consider this*/
1989                         if (result != MV_QUEUE_COMMAND_RESULT_OK){
1990                                 goto queue_failed;
1991                         }
1992                 }
1993                 break;
1994         default:
1995                 pCmd->Result = RETURN_INVALID_REQUEST;
1996                 CallAfterReturn(_VBUS_P (DPC_PROC)pCmd->pfnCompletion, pCmd);
1997                 break;
1998         }
1999 }
2000
2001 /**********************************************************
2002  *
2003  *      Probe the hostadapter.
2004  *
2005  **********************************************************/
2006 static int
2007 hpt_probe(device_t dev)
2008 {
2009         if ((pci_get_vendor(dev) == MV_SATA_VENDOR_ID) &&
2010                 (pci_get_device(dev) == MV_SATA_DEVICE_ID_5081
2011 #ifdef FOR_DEMO
2012                 || pci_get_device(dev) == MV_SATA_DEVICE_ID_5080
2013 #endif
2014                 ))
2015         {
2016                 KdPrintI((CONTROLLER_NAME " found\n"));
2017                 device_set_desc(dev, CONTROLLER_NAME);
2018                 return 0;
2019         }
2020         else
2021                 return(ENXIO);
2022 }
2023
2024 /***********************************************************
2025  *
2026  *      Auto configuration:  attach and init a host adapter.
2027  *
2028  ***********************************************************/
2029 static int
2030 hpt_attach(device_t dev)
2031 {
2032         IAL_ADAPTER_T * pAdapter = device_get_softc(dev);
2033         int rid;
2034         union ccb *ccb;
2035         struct cam_devq *devq;
2036         struct cam_sim *hpt_vsim;
2037
2038         printf("%s Version %s \n", DRIVER_NAME, DRIVER_VERSION);
2039
2040         if (!pAdapter)
2041         {
2042                 pAdapter = (IAL_ADAPTER_T *)malloc(sizeof (IAL_ADAPTER_T), M_DEVBUF, M_NOWAIT);
2043 #if __FreeBSD_version > 410000
2044                 device_set_softc(dev, (void *)pAdapter);
2045 #else
2046                 device_set_driver(dev, (driver_t *)pAdapter);
2047 #endif
2048         }
2049
2050         if (!pAdapter) return (ENOMEM);
2051         bzero(pAdapter, sizeof(IAL_ADAPTER_T));
2052
2053         pAdapter->hpt_dev = dev;
2054
2055         rid = init_adapter(pAdapter);
2056         if (rid)
2057                 return rid;
2058
2059         rid = 0;
2060         if ((pAdapter->hpt_irq = bus_alloc_resource(pAdapter->hpt_dev, SYS_RES_IRQ, &rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL)
2061         {
2062                 hpt_printk(("can't allocate interrupt\n"));
2063                 return(ENXIO);
2064         }
2065
2066 #if __FreeBSD_version <700000
2067         if (bus_setup_intr(pAdapter->hpt_dev, pAdapter->hpt_irq, INTR_TYPE_CAM,
2068                                 hpt_intr, pAdapter, &pAdapter->hpt_intr))
2069 #else
2070         if (bus_setup_intr(pAdapter->hpt_dev, pAdapter->hpt_irq, INTR_TYPE_CAM,
2071                                 NULL, hpt_intr, pAdapter, &pAdapter->hpt_intr))
2072 #endif
2073         {
2074                 hpt_printk(("can't set up interrupt\n"));
2075                 free(pAdapter, M_DEVBUF);
2076                 return(ENXIO);
2077         }
2078
2079
2080         if((ccb = (union ccb *)malloc(sizeof(*ccb), M_DEVBUF, M_WAITOK)) != (union ccb*)NULL)
2081         {
2082                 bzero(ccb, sizeof(*ccb));
2083                 ccb->ccb_h.pinfo.priority = 1;
2084                 ccb->ccb_h.pinfo.index = CAM_UNQUEUED_INDEX;
2085         }
2086         else
2087         {
2088                 return ENOMEM;
2089         }
2090         /*
2091          * Create the device queue for our SIM(s).
2092          */
2093         if((devq = cam_simq_alloc(8/*MAX_QUEUE_COMM*/)) == NULL)
2094         {
2095                 KdPrint(("ENXIO\n"));
2096                 return ENOMEM;
2097         }
2098
2099         /*
2100          * Construct our SIM entry
2101          */
2102 #if __FreeBSD_version <700000
2103         hpt_vsim = cam_sim_alloc(hpt_action, hpt_poll, __str(PROC_DIR_NAME),
2104                         pAdapter, device_get_unit(pAdapter->hpt_dev), 1, 8, devq);
2105 #else
2106         hpt_vsim = cam_sim_alloc(hpt_action, hpt_poll, __str(PROC_DIR_NAME),
2107                         pAdapter, device_get_unit(pAdapter->hpt_dev), &Giant, 1, 8, devq);
2108 #endif
2109         if (hpt_vsim == NULL) {
2110                 cam_simq_free(devq);
2111                 return ENOMEM;
2112         }
2113
2114 #if __FreeBSD_version <700000
2115         if (xpt_bus_register(hpt_vsim, 0) != CAM_SUCCESS)
2116 #else
2117         if (xpt_bus_register(hpt_vsim, dev, 0) != CAM_SUCCESS)
2118 #endif
2119         {
2120                 cam_sim_free(hpt_vsim, /*free devq*/ TRUE);
2121                 hpt_vsim = NULL;
2122                 return ENXIO;
2123         }
2124
2125         if(xpt_create_path(&pAdapter->path, /*periph */ NULL,
2126                         cam_sim_path(hpt_vsim), CAM_TARGET_WILDCARD,
2127                         CAM_LUN_WILDCARD) != CAM_REQ_CMP)
2128         {
2129                 xpt_bus_deregister(cam_sim_path(hpt_vsim));
2130                 cam_sim_free(hpt_vsim, /*free_devq*/TRUE);
2131                 hpt_vsim = NULL;
2132                 return ENXIO;
2133         }
2134
2135         xpt_setup_ccb(&(ccb->ccb_h), pAdapter->path, /*priority*/5);
2136         ccb->ccb_h.func_code = XPT_SASYNC_CB;
2137         ccb->csa.event_enable = AC_LOST_DEVICE;
2138         ccb->csa.callback = hpt_async;
2139         ccb->csa.callback_arg = hpt_vsim;
2140         xpt_action((union ccb *)ccb);
2141         free(ccb, M_DEVBUF);
2142
2143         if (device_get_unit(dev) == 0) {
2144                 /* Start the work thread.  XXX */
2145                 launch_worker_thread();
2146         }
2147
2148         return 0;
2149 }
2150
2151 static int
2152 hpt_detach(device_t dev)
2153 {
2154         return (EBUSY);
2155 }
2156
2157
2158 /***************************************************************
2159  * The poll function is used to simulate the interrupt when
2160  * the interrupt subsystem is not functioning.
2161  *
2162  ***************************************************************/
2163 static void
2164 hpt_poll(struct cam_sim *sim)
2165 {
2166         hpt_intr((void *)cam_sim_softc(sim));
2167 }
2168
2169 /****************************************************************
2170  *      Name:   hpt_intr
2171  *      Description:    Interrupt handler.
2172  ****************************************************************/
2173 static void
2174 hpt_intr(void *arg)
2175 {
2176         IAL_ADAPTER_T *pAdapter = (IAL_ADAPTER_T *)arg;
2177         intrmask_t oldspl = lock_driver();
2178
2179         /* KdPrintI(("----- Entering Isr() -----\n")); */
2180         if (mvSataInterruptServiceRoutine(&pAdapter->mvSataAdapter) == MV_TRUE)
2181         {
2182                 _VBUS_INST(&pAdapter->VBus)
2183                 CheckPendingCall(_VBUS_P0);
2184         }
2185
2186         /* KdPrintI(("----- Leaving Isr() -----\n")); */
2187         unlock_driver(oldspl);
2188 }
2189
2190 /**********************************************************
2191  *                      Asynchronous Events
2192  *********************************************************/
2193 #if (!defined(UNREFERENCED_PARAMETER))
2194 #define UNREFERENCED_PARAMETER(x) (void)(x)
2195 #endif
2196
2197 static void
2198 hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path,
2199     void * arg)
2200 {
2201         /* debug XXXX */
2202         panic("Here");
2203         UNREFERENCED_PARAMETER(callback_arg);
2204         UNREFERENCED_PARAMETER(code);
2205         UNREFERENCED_PARAMETER(path);
2206         UNREFERENCED_PARAMETER(arg);
2207
2208 }
2209
2210 static void
2211 FlushAdapter(IAL_ADAPTER_T *pAdapter)
2212 {
2213         int i;
2214
2215         hpt_printk(("flush all devices\n"));
2216
2217         /* flush all devices */
2218         for (i=0; i<MAX_VDEVICE_PER_VBUS; i++) {
2219                 PVDevice pVDev = pAdapter->VBus.pVDevice[i];
2220                 if(pVDev) fFlushVDev(pVDev);
2221         }
2222 }
2223
2224 static int
2225 hpt_shutdown(device_t dev)
2226 {
2227                 IAL_ADAPTER_T *pAdapter;
2228
2229                 pAdapter = device_get_softc(dev);
2230                 if (pAdapter == NULL)
2231                         return (EINVAL);
2232
2233                 EVENTHANDLER_DEREGISTER(shutdown_final, pAdapter->eh);
2234                 FlushAdapter(pAdapter);
2235                   /* give the flush some time to happen,
2236                     *otherwise "shutdown -p now" will make file system corrupted */
2237                 DELAY(1000 * 1000 * 5);
2238                 return 0;
2239 }
2240
2241 void
2242 Check_Idle_Call(IAL_ADAPTER_T *pAdapter)
2243 {
2244         _VBUS_INST(&pAdapter->VBus)
2245
2246         if (mWaitingForIdle(_VBUS_P0)) {
2247                 CheckIdleCall(_VBUS_P0);
2248 #ifdef SUPPORT_ARRAY
2249                 {
2250                         int i;
2251                         PVDevice pArray;
2252                         for(i = 0; i < MAX_ARRAY_PER_VBUS; i++){
2253                                 if ((pArray=ArrayTables(i))->u.array.dArStamp==0)
2254                                         continue;
2255                                 else if (pArray->u.array.rf_auto_rebuild) {
2256                                                 KdPrint(("auto rebuild.\n"));
2257                                                 pArray->u.array.rf_auto_rebuild = 0;
2258                                                 hpt_queue_dpc((HPT_DPC)hpt_rebuild_data_block, pAdapter, pArray, DUPLICATE);
2259                                 }
2260                         }
2261                 }
2262 #endif
2263         }
2264         /* launch the awaiting commands blocked by mWaitingForIdle */
2265         while(pAdapter->pending_Q!= NULL)
2266         {
2267                 _VBUS_INST(&pAdapter->VBus)
2268                 union ccb *ccb = (union ccb *)pAdapter->pending_Q->ccb_h.ccb_ccb_ptr;
2269                 hpt_free_ccb(&pAdapter->pending_Q, ccb);
2270                 CallAfterReturn(_VBUS_P (DPC_PROC)OsSendCommand, ccb);
2271         }
2272 }
2273
2274 static void
2275 ccb_done(union ccb *ccb)
2276 {
2277         PBUS_DMAMAP pmap = (PBUS_DMAMAP)ccb->ccb_adapter;
2278         IAL_ADAPTER_T * pAdapter = pmap->pAdapter;
2279         KdPrintI(("ccb_done: ccb %p status %x\n", ccb, ccb->ccb_h.status));
2280
2281         dmamap_put(pmap);
2282         xpt_done(ccb);
2283
2284         pAdapter->outstandingCommands--;
2285
2286         if (pAdapter->outstandingCommands == 0)
2287         {
2288                 if(DPC_Request_Nums == 0)
2289                         Check_Idle_Call(pAdapter);
2290         }
2291 }
2292
2293 /****************************************************************
2294  *      Name:   hpt_action
2295  *      Description:    Process a queued command from the CAM layer.
2296  *      Parameters:             sim - Pointer to SIM object
2297  *                                      ccb - Pointer to SCSI command structure.
2298  ****************************************************************/
2299
2300 void
2301 hpt_action(struct cam_sim *sim, union ccb *ccb)
2302 {
2303         intrmask_t oldspl;
2304         IAL_ADAPTER_T * pAdapter = (IAL_ADAPTER_T *) cam_sim_softc(sim);
2305         PBUS_DMAMAP  pmap;
2306         _VBUS_INST(&pAdapter->VBus)
2307
2308         CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("hpt_action\n"));
2309         KdPrint(("hpt_action(%lx,%lx{%x})\n", (u_long)sim, (u_long)ccb, ccb->ccb_h.func_code));
2310
2311         switch (ccb->ccb_h.func_code)
2312         {
2313                 case XPT_SCSI_IO:       /* Execute the requested I/O operation */
2314                 {
2315                         /* ccb->ccb_h.path_id is not our bus id - don't check it */
2316
2317                         if (ccb->ccb_h.target_lun)      {
2318                                 ccb->ccb_h.status = CAM_LUN_INVALID;
2319                                 xpt_done(ccb);
2320                                 return;
2321                         }
2322                         if (ccb->ccb_h.target_id >= MAX_VDEVICE_PER_VBUS ||
2323                                 pAdapter->VBus.pVDevice[ccb->ccb_h.target_id]==0) {
2324                                 ccb->ccb_h.status = CAM_TID_INVALID;
2325                                 xpt_done(ccb);
2326                                 return;
2327                         }
2328
2329                         oldspl = lock_driver();
2330                         if (pAdapter->outstandingCommands==0 && DPC_Request_Nums==0)
2331                                 Check_Idle_Call(pAdapter);
2332
2333                         pmap = dmamap_get(pAdapter);
2334                         HPT_ASSERT(pmap);
2335                         ccb->ccb_adapter = pmap;
2336                         memset((void *)pmap->psg, 0,  sizeof(pmap->psg));
2337
2338                         if (mWaitingForIdle(_VBUS_P0))
2339                                 hpt_queue_ccb(&pAdapter->pending_Q, ccb);
2340                         else
2341                                 OsSendCommand(_VBUS_P ccb);
2342                         unlock_driver(oldspl);
2343
2344                         /* KdPrint(("leave scsiio\n")); */
2345                         break;
2346                 }
2347
2348                 case XPT_RESET_BUS:
2349                         KdPrint(("reset bus\n"));
2350                         oldspl = lock_driver();
2351                         fResetVBus(_VBUS_P0);
2352                         unlock_driver(oldspl);
2353                         xpt_done(ccb);
2354                         break;
2355
2356                 case XPT_RESET_DEV:     /* Bus Device Reset the specified SCSI device */
2357                 case XPT_EN_LUN:                /* Enable LUN as a target */
2358                 case XPT_TARGET_IO:             /* Execute target I/O request */
2359                 case XPT_ACCEPT_TARGET_IO:      /* Accept Host Target Mode CDB */
2360                 case XPT_CONT_TARGET_IO:        /* Continue Host Target I/O Connection*/
2361                 case XPT_ABORT:                 /* Abort the specified CCB */
2362                 case XPT_TERM_IO:               /* Terminate the I/O process */
2363                         /* XXX Implement */
2364                         ccb->ccb_h.status = CAM_REQ_INVALID;
2365                         xpt_done(ccb);
2366                         break;
2367
2368                 case XPT_GET_TRAN_SETTINGS:
2369                 case XPT_SET_TRAN_SETTINGS:
2370                         /* XXX Implement */
2371                         ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
2372                         xpt_done(ccb);
2373                         break;
2374
2375                 case XPT_CALC_GEOMETRY:
2376 #if __FreeBSD_version >= 500000
2377                         cam_calc_geometry(&ccb->ccg, 1);
2378 #else
2379                         {
2380                         struct    ccb_calc_geometry *ccg;
2381                         u_int32_t size_mb;
2382                         u_int32_t secs_per_cylinder;
2383
2384                         ccg = &ccb->ccg;
2385                         size_mb = ccg->volume_size / ((1024L * 1024L) / ccg->block_size);
2386
2387                         if (size_mb > 1024 ) {
2388                                 ccg->heads = 255;
2389                                 ccg->secs_per_track = 63;
2390                         } else {
2391                                 ccg->heads = 64;
2392                                 ccg->secs_per_track = 32;
2393                         }
2394                         secs_per_cylinder = ccg->heads * ccg->secs_per_track;
2395                         ccg->cylinders = ccg->volume_size / secs_per_cylinder;
2396                         ccb->ccb_h.status = CAM_REQ_CMP;
2397                         }
2398 #endif
2399                         xpt_done(ccb);
2400                         break;
2401
2402                 case XPT_PATH_INQ:              /* Path routing inquiry */
2403                 {
2404                         struct ccb_pathinq *cpi = &ccb->cpi;
2405
2406                         cpi->version_num = 1; /* XXX??? */
2407                         cpi->hba_inquiry = PI_SDTR_ABLE;
2408                         cpi->target_sprt = 0;
2409                         /* Not necessary to reset bus */
2410                         cpi->hba_misc = PIM_NOBUSRESET;
2411                         cpi->hba_eng_cnt = 0;
2412
2413                         cpi->max_target = MAX_VDEVICE_PER_VBUS;
2414                         cpi->max_lun = 0;
2415                         cpi->initiator_id = MAX_VDEVICE_PER_VBUS;
2416
2417                         cpi->bus_id = cam_sim_bus(sim);
2418                         cpi->base_transfer_speed = 3300;
2419                         strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
2420                         strncpy(cpi->hba_vid, "HPT   ", HBA_IDLEN);
2421                         strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
2422                         cpi->unit_number = cam_sim_unit(sim);
2423                         cpi->transport = XPORT_SPI;
2424                         cpi->transport_version = 2;
2425                         cpi->protocol = PROTO_SCSI;
2426                         cpi->protocol_version = SCSI_REV_2;
2427                         cpi->ccb_h.status = CAM_REQ_CMP;
2428                         xpt_done(ccb);
2429                         break;
2430                 }
2431
2432                 default:
2433                         KdPrint(("invalid cmd\n"));
2434                         ccb->ccb_h.status = CAM_REQ_INVALID;
2435                         xpt_done(ccb);
2436                         break;
2437         }
2438         /* KdPrint(("leave hpt_action..............\n")); */
2439 }
2440
2441 /* shall be called at lock_driver() */
2442 static void
2443 hpt_queue_ccb(union ccb **ccb_Q, union ccb *ccb)
2444 {
2445         if(*ccb_Q == NULL)
2446                 ccb->ccb_h.ccb_ccb_ptr = ccb;
2447         else {
2448                 ccb->ccb_h.ccb_ccb_ptr = (*ccb_Q)->ccb_h.ccb_ccb_ptr;
2449                 (*ccb_Q)->ccb_h.ccb_ccb_ptr = (char *)ccb;
2450         }
2451
2452         *ccb_Q = ccb;
2453 }
2454
2455 /* shall be called at lock_driver() */
2456 static void
2457 hpt_free_ccb(union ccb **ccb_Q, union ccb *ccb)
2458 {
2459         union ccb *TempCCB;
2460
2461         TempCCB = *ccb_Q;
2462
2463         if(ccb->ccb_h.ccb_ccb_ptr == ccb) /*it means SCpnt is the last one in CURRCMDs*/
2464                 *ccb_Q = NULL;
2465         else {
2466                 while(TempCCB->ccb_h.ccb_ccb_ptr != (char *)ccb)
2467                         TempCCB = (union ccb *)TempCCB->ccb_h.ccb_ccb_ptr;
2468
2469                 TempCCB->ccb_h.ccb_ccb_ptr = ccb->ccb_h.ccb_ccb_ptr;
2470
2471                 if(*ccb_Q == ccb)
2472                         *ccb_Q = TempCCB;
2473         }
2474 }
2475
2476 #ifdef SUPPORT_ARRAY
2477 /***************************************************************************
2478  * Function:     hpt_worker_thread
2479  * Description:  Do background rebuilding. Execute in kernel thread context.
2480  * Returns:      None
2481  ***************************************************************************/
2482 static void hpt_worker_thread(void)
2483 {
2484         intrmask_t oldspl;
2485
2486         for(;;) {
2487                 while (DpcQueue_First!=DpcQueue_Last) {
2488                         ST_HPT_DPC p;
2489                         oldspl = lock_driver();
2490                         p = DpcQueue[DpcQueue_First];
2491                         DpcQueue_First++;
2492                         DpcQueue_First %= MAX_DPC;
2493                         DPC_Request_Nums++;
2494                         unlock_driver(oldspl);
2495                         p.dpc(p.pAdapter, p.arg, p.flags);
2496
2497                         oldspl = lock_driver();
2498                         DPC_Request_Nums--;
2499                         /* since we may have prevented Check_Idle_Call, do it here */
2500                         if (DPC_Request_Nums==0) {
2501                                 if (p.pAdapter->outstandingCommands == 0) {
2502                                         _VBUS_INST(&p.pAdapter->VBus);
2503                                         Check_Idle_Call(p.pAdapter);
2504                                         CheckPendingCall(_VBUS_P0);
2505                                 }
2506                         }
2507                         unlock_driver(oldspl);
2508
2509                         /*Schedule out*/
2510 #if (__FreeBSD_version < 500000)
2511                         YIELD_THREAD;
2512 #else
2513 #if (__FreeBSD_version > 700033)
2514                         pause("sched", 1);
2515 #else
2516                         tsleep((caddr_t)hpt_worker_thread, PPAUSE, "sched", 1);
2517 #endif
2518 #endif
2519                         if (SIGISMEMBER(curproc->p_siglist, SIGSTOP)) {
2520                                 /* abort rebuilding process. */
2521                                 IAL_ADAPTER_T *pAdapter;
2522                                 PVDevice      pArray;
2523                                 PVBus         _vbus_p;
2524                                 int i;
2525                                 pAdapter = gIal_Adapter;
2526
2527                                 while(pAdapter != 0){
2528
2529                                         _vbus_p = &pAdapter->VBus;
2530
2531                                         for (i=0;i<MAX_ARRAY_PER_VBUS;i++)
2532                                         {
2533                                                 if ((pArray=ArrayTables(i))->u.array.dArStamp==0)
2534                                                         continue;
2535                                                 else if (pArray->u.array.rf_rebuilding ||
2536                                                                 pArray->u.array.rf_verifying ||
2537                                                                 pArray->u.array.rf_initializing)
2538                                                         {
2539                                                                 pArray->u.array.rf_abort_rebuild = 1;
2540                                                         }
2541                                         }
2542                                         pAdapter = pAdapter->next;
2543                                 }
2544                         }
2545                 }
2546
2547 /*Remove this debug option*/
2548 /*
2549 #ifdef DEBUG
2550                 if (SIGISMEMBER(curproc->p_siglist, SIGSTOP))
2551 #if (__FreeBSD_version > 700033)
2552                         pause("hptrdy", 2*hz);
2553 #else
2554                         tsleep((caddr_t)hpt_worker_thread, PPAUSE, "hptrdy", 2*hz);
2555 #endif
2556 #endif
2557 */
2558         #if (__FreeBSD_version >= 800002)
2559                 kproc_suspend_check(curproc);
2560         #elif (__FreeBSD_version >= 500043)
2561                 kthread_suspend_check(curproc);
2562         #else
2563                 kproc_suspend_loop(curproc);
2564         #endif
2565 #if (__FreeBSD_version > 700033)
2566                 pause("hptrdy", 2*hz);  /* wait for something to do */
2567 #else
2568                 tsleep((caddr_t)hpt_worker_thread, PPAUSE, "hptrdy", 2*hz);  /* wait for something to do */
2569 #endif
2570         }
2571 }
2572
2573 static struct proc *hptdaemonproc;
2574 static struct kproc_desc hpt_kp = {
2575         "hpt_wt",
2576         hpt_worker_thread,
2577         &hptdaemonproc
2578 };
2579
2580 /*Start this thread in the hpt_attach, to prevent kernel from loading it without our controller.*/
2581 static void
2582 launch_worker_thread(void)
2583 {
2584         IAL_ADAPTER_T *pAdapTemp;
2585
2586         kproc_start(&hpt_kp);
2587
2588         for (pAdapTemp = gIal_Adapter; pAdapTemp; pAdapTemp = pAdapTemp->next) {
2589
2590                 _VBUS_INST(&pAdapTemp->VBus)
2591                 int i;
2592                 PVDevice pVDev;
2593
2594                 for(i = 0; i < MAX_ARRAY_PER_VBUS; i++)
2595                         if ((pVDev=ArrayTables(i))->u.array.dArStamp==0)
2596                                 continue;
2597                         else{
2598                                 if (pVDev->u.array.rf_need_rebuild && !pVDev->u.array.rf_rebuilding)
2599                                         hpt_queue_dpc((HPT_DPC)hpt_rebuild_data_block, pAdapTemp, pVDev,
2600                                         (UCHAR)((pVDev->u.array.CriticalMembers || pVDev->VDeviceType == VD_RAID_1)? DUPLICATE : REBUILD_PARITY));
2601                         }
2602         }
2603
2604         /*
2605          * hpt_worker_thread needs to be suspended after shutdown sync, when fs sync finished.
2606          */
2607 #if (__FreeBSD_version < 500043)
2608         EVENTHANDLER_REGISTER(shutdown_post_sync, shutdown_kproc, hptdaemonproc,
2609             SHUTDOWN_PRI_LAST);
2610 #else
2611         EVENTHANDLER_REGISTER(shutdown_post_sync, kproc_shutdown, hptdaemonproc,
2612             SHUTDOWN_PRI_LAST);
2613 #endif
2614 }
2615 /*
2616  *SYSINIT(hptwt, SI_SUB_KTHREAD_IDLE, SI_ORDER_FIRST, launch_worker_thread, NULL);
2617 */
2618
2619 #endif
2620
2621 /********************************************************************************/
2622
2623 int HPTLIBAPI fOsBuildSgl(_VBUS_ARG PCommand pCmd, FPSCAT_GATH pSg, int logical)
2624 {
2625
2626         /* since we have provided physical sg, nobody will ask us to build physical sg */
2627         HPT_ASSERT(0);
2628         return FALSE;
2629 }
2630
2631 /*******************************************************************************/
2632 ULONG HPTLIBAPI
2633 GetStamp(void)
2634 {
2635         /*
2636          * the system variable, ticks, can't be used since it hasn't yet been active
2637          * when our driver starts (ticks==0, it's a invalid stamp value)
2638          */
2639         ULONG stamp;
2640         do { stamp = random(); } while (stamp==0);
2641         return stamp;
2642 }
2643
2644
2645 static void
2646 SetInquiryData(PINQUIRYDATA inquiryData, PVDevice pVDev)
2647 {
2648         int i;
2649         IDENTIFY_DATA2 *pIdentify = (IDENTIFY_DATA2*)pVDev->u.disk.mv->identifyDevice;
2650
2651         inquiryData->DeviceType = T_DIRECT; /*DIRECT_ACCESS_DEVICE*/
2652         inquiryData->AdditionalLength = (UCHAR)(sizeof(INQUIRYDATA) - 5);
2653 #ifndef SERIAL_CMDS
2654         inquiryData->CommandQueue = 1;
2655 #endif
2656
2657         switch(pVDev->VDeviceType) {
2658         case VD_SINGLE_DISK:
2659         case VD_ATAPI:
2660         case VD_REMOVABLE:
2661                 /* Set the removable bit, if applicable. */
2662                 if ((pVDev->u.disk.df_removable_drive) || (pIdentify->GeneralConfiguration & 0x80))
2663                         inquiryData->RemovableMedia = 1;
2664
2665                 /* Fill in vendor identification fields. */
2666                 for (i = 0; i < 20; i += 2) {
2667                         inquiryData->VendorId[i]        = ((PUCHAR)pIdentify->ModelNumber)[i + 1];
2668                         inquiryData->VendorId[i+1]      = ((PUCHAR)pIdentify->ModelNumber)[i];
2669
2670                 }
2671
2672                 /* Initialize unused portion of product id. */
2673                 for (i = 0; i < 4; i++) inquiryData->ProductId[12+i] = ' ';
2674
2675                 /* firmware revision */
2676                 for (i = 0; i < 4; i += 2)
2677                 {
2678                         inquiryData->ProductRevisionLevel[i]    = ((PUCHAR)pIdentify->FirmwareRevision)[i+1];
2679                         inquiryData->ProductRevisionLevel[i+1]  = ((PUCHAR)pIdentify->FirmwareRevision)[i];
2680                 }
2681                 break;
2682         default:
2683                 memcpy(&inquiryData->VendorId, "RR18xx  ", 8);
2684 #ifdef SUPPORT_ARRAY
2685                 switch(pVDev->VDeviceType){
2686                 case VD_RAID_0:
2687                         if ((pVDev->u.array.pMember[0] && mIsArray(pVDev->u.array.pMember[0])) ||
2688                                 (pVDev->u.array.pMember[1] && mIsArray(pVDev->u.array.pMember[1])))
2689                                 memcpy(&inquiryData->ProductId, "RAID 1/0 Array  ", 16);
2690                         else
2691                                 memcpy(&inquiryData->ProductId, "RAID 0 Array    ", 16);
2692                         break;
2693                 case VD_RAID_1:
2694                         if ((pVDev->u.array.pMember[0] && mIsArray(pVDev->u.array.pMember[0])) ||
2695                                 (pVDev->u.array.pMember[1] && mIsArray(pVDev->u.array.pMember[1])))
2696                                 memcpy(&inquiryData->ProductId, "RAID 0/1 Array  ", 16);
2697                         else
2698                                 memcpy(&inquiryData->ProductId, "RAID 1 Array    ", 16);
2699                         break;
2700                 case VD_RAID_5:
2701                         memcpy(&inquiryData->ProductId, "RAID 5 Array    ", 16);
2702                         break;
2703                 case VD_JBOD:
2704                         memcpy(&inquiryData->ProductId, "JBOD Array      ", 16);
2705                         break;
2706                 }
2707 #endif
2708                 memcpy(&inquiryData->ProductRevisionLevel, "3.00", 4);
2709                 break;
2710         }
2711 }
2712
2713 static void
2714 hpt_timeout(void *arg)
2715 {
2716         _VBUS_INST(&((PBUS_DMAMAP)((union ccb *)arg)->ccb_adapter)->pAdapter->VBus)
2717         intrmask_t oldspl = lock_driver();
2718         fResetVBus(_VBUS_P0);
2719         unlock_driver(oldspl);
2720 }
2721
2722 static void
2723 hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
2724 {
2725         PCommand pCmd = (PCommand)arg;
2726         union ccb *ccb = pCmd->pOrgCommand;
2727         struct ccb_hdr *ccb_h = &ccb->ccb_h;
2728         PBUS_DMAMAP pmap = (PBUS_DMAMAP) ccb->ccb_adapter;
2729         IAL_ADAPTER_T *pAdapter = pmap->pAdapter;
2730         PVDevice        pVDev = pAdapter->VBus.pVDevice[ccb_h->target_id];
2731         FPSCAT_GATH psg = pCmd->pSgTable;
2732         int idx;
2733         _VBUS_INST(pVDev->pVBus)
2734
2735         HPT_ASSERT(pCmd->cf_physical_sg);
2736
2737         if (error)
2738                 panic("busdma error");
2739
2740         HPT_ASSERT(nsegs<= MAX_SG_DESCRIPTORS);
2741
2742         if (nsegs != 0) {
2743                 for (idx = 0; idx < nsegs; idx++, psg++) {
2744                         psg->dSgAddress = (ULONG_PTR)(UCHAR *)segs[idx].ds_addr;
2745                         psg->wSgSize = segs[idx].ds_len;
2746                         psg->wSgFlag = (idx == nsegs-1)? SG_FLAG_EOT: 0;
2747         /*              KdPrint(("psg[%d]:add=%p,size=%x,flag=%x\n", idx, psg->dSgAddress,psg->wSgSize,psg->wSgFlag)); */
2748                 }
2749                 /*      psg[-1].wSgFlag = SG_FLAG_EOT; */
2750
2751                 if (pCmd->cf_data_in) {
2752                         bus_dmamap_sync(pAdapter->io_dma_parent, pmap->dma_map,
2753                             BUS_DMASYNC_PREREAD);
2754                 }
2755                 else if (pCmd->cf_data_out) {
2756                         bus_dmamap_sync(pAdapter->io_dma_parent, pmap->dma_map,
2757                             BUS_DMASYNC_PREWRITE);
2758                 }
2759         }
2760
2761         ccb->ccb_h.timeout_ch = timeout(hpt_timeout, (caddr_t)ccb, 20*hz);
2762         pVDev->pfnSendCommand(_VBUS_P pCmd);
2763         CheckPendingCall(_VBUS_P0);
2764 }
2765
2766
2767
2768 static void HPTLIBAPI
2769 OsSendCommand(_VBUS_ARG union ccb *ccb)
2770 {
2771         PBUS_DMAMAP pmap = (PBUS_DMAMAP)ccb->ccb_adapter;
2772         IAL_ADAPTER_T *pAdapter = pmap->pAdapter;
2773         struct ccb_hdr *ccb_h = &ccb->ccb_h;
2774         struct ccb_scsiio *csio = &ccb->csio;
2775         PVDevice        pVDev = pAdapter->VBus.pVDevice[ccb_h->target_id];
2776
2777         KdPrintI(("OsSendCommand: ccb %p  cdb %x-%x-%x\n",
2778                 ccb,
2779                 *(ULONG *)&ccb->csio.cdb_io.cdb_bytes[0],
2780                 *(ULONG *)&ccb->csio.cdb_io.cdb_bytes[4],
2781                 *(ULONG *)&ccb->csio.cdb_io.cdb_bytes[8]
2782         ));
2783
2784         pAdapter->outstandingCommands++;
2785
2786         if (pVDev == NULL || pVDev->vf_online == 0) {
2787                 ccb->ccb_h.status = CAM_REQ_INVALID;
2788                 ccb_done(ccb);
2789                 goto Command_Complished;
2790         }
2791
2792         switch(ccb->csio.cdb_io.cdb_bytes[0])
2793         {
2794                 case TEST_UNIT_READY:
2795                 case START_STOP_UNIT:
2796                 case SYNCHRONIZE_CACHE:
2797                         /* FALLTHROUGH */
2798                         ccb->ccb_h.status = CAM_REQ_CMP;
2799                         break;
2800
2801                 case INQUIRY:
2802                         ZeroMemory(ccb->csio.data_ptr, ccb->csio.dxfer_len);
2803                         SetInquiryData((PINQUIRYDATA)ccb->csio.data_ptr, pVDev);
2804                         ccb_h->status = CAM_REQ_CMP;
2805                         break;
2806
2807                 case READ_CAPACITY:
2808                 {
2809                         UCHAR *rbuf=csio->data_ptr;
2810                         unsigned int cap;
2811
2812                         if (pVDev->VDeviceCapacity > 0xfffffffful) {
2813                                 cap = 0xfffffffful;
2814                         } else {
2815                                 cap = pVDev->VDeviceCapacity - 1;
2816                         }
2817
2818                         rbuf[0] = (UCHAR)(cap>>24);
2819                         rbuf[1] = (UCHAR)(cap>>16);
2820                         rbuf[2] = (UCHAR)(cap>>8);
2821                         rbuf[3] = (UCHAR)cap;
2822                         /* Claim 512 byte blocks (big-endian). */
2823                         rbuf[4] = 0;
2824                         rbuf[5] = 0;
2825                         rbuf[6] = 2;
2826                         rbuf[7] = 0;
2827
2828                         ccb_h->status = CAM_REQ_CMP;
2829                         break;
2830                 }
2831
2832                 case 0x9e: /*SERVICE_ACTION_IN*/
2833                 {
2834                         UCHAR *rbuf = csio->data_ptr;
2835                         LBA_T cap = pVDev->VDeviceCapacity - 1;
2836
2837                         rbuf[0] = (UCHAR)(cap>>56);
2838                         rbuf[1] = (UCHAR)(cap>>48);
2839                         rbuf[2] = (UCHAR)(cap>>40);
2840                         rbuf[3] = (UCHAR)(cap>>32);
2841                         rbuf[4] = (UCHAR)(cap>>24);
2842                         rbuf[5] = (UCHAR)(cap>>16);
2843                         rbuf[6] = (UCHAR)(cap>>8);
2844                         rbuf[7] = (UCHAR)cap;
2845                         rbuf[8] = 0;
2846                         rbuf[9] = 0;
2847                         rbuf[10] = 2;
2848                         rbuf[11] = 0;
2849
2850                         ccb_h->status = CAM_REQ_CMP;
2851                         break;
2852                 }
2853
2854                 case READ_6:
2855                 case WRITE_6:
2856                 case READ_10:
2857                 case WRITE_10:
2858                 case 0x88: /* READ_16 */
2859                 case 0x8a: /* WRITE_16 */
2860                 case 0x13:
2861                 case 0x2f:
2862                 {
2863                         UCHAR Cdb[16];
2864                         UCHAR CdbLength;
2865                         _VBUS_INST(pVDev->pVBus)
2866                         PCommand pCmd = AllocateCommand(_VBUS_P0);
2867                         int error;
2868                         HPT_ASSERT(pCmd);
2869
2870                         CdbLength = csio->cdb_len;
2871                         if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0)
2872                         {
2873                                 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) == 0)
2874                                 {
2875                                         bcopy(csio->cdb_io.cdb_ptr, Cdb, CdbLength);
2876                                 }
2877                                 else
2878                                 {
2879                                         KdPrintE(("ERROR!!!\n"));
2880                                         ccb->ccb_h.status = CAM_REQ_INVALID;
2881                                         break;
2882                                 }
2883                         }
2884                         else
2885                         {
2886                                 bcopy(csio->cdb_io.cdb_bytes, Cdb, CdbLength);
2887                         }
2888
2889                         pCmd->pOrgCommand = ccb;
2890                         pCmd->pVDevice = pVDev;
2891                         pCmd->pfnCompletion = fOsCommandDone;
2892                         pCmd->pfnBuildSgl = fOsBuildSgl;
2893                         pCmd->pSgTable = pmap->psg;
2894
2895                         switch (Cdb[0])
2896                         {
2897                                 case READ_6:
2898                                 case WRITE_6:
2899                                 case 0x13:
2900                                         pCmd->uCmd.Ide.Lba =  ((ULONG)Cdb[1] << 16) | ((ULONG)Cdb[2] << 8) | (ULONG)Cdb[3];
2901                                         pCmd->uCmd.Ide.nSectors = (USHORT) Cdb[4];
2902                                         break;
2903
2904                                 case 0x88: /* READ_16 */
2905                                 case 0x8a: /* WRITE_16 */
2906                                         pCmd->uCmd.Ide.Lba =
2907                                                 (HPT_U64)Cdb[2] << 56 |
2908                                                 (HPT_U64)Cdb[3] << 48 |
2909                                                 (HPT_U64)Cdb[4] << 40 |
2910                                                 (HPT_U64)Cdb[5] << 32 |
2911                                                 (HPT_U64)Cdb[6] << 24 |
2912                                                 (HPT_U64)Cdb[7] << 16 |
2913                                                 (HPT_U64)Cdb[8] << 8 |
2914                                                 (HPT_U64)Cdb[9];
2915                                         pCmd->uCmd.Ide.nSectors = (USHORT)Cdb[12] << 8 | (USHORT)Cdb[13];
2916                                         break;
2917
2918                                 default:
2919                                         pCmd->uCmd.Ide.Lba = (ULONG)Cdb[5] | ((ULONG)Cdb[4] << 8) | ((ULONG)Cdb[3] << 16) | ((ULONG)Cdb[2] << 24);
2920                                         pCmd->uCmd.Ide.nSectors = (USHORT) Cdb[8] | ((USHORT)Cdb[7]<<8);
2921                                         break;
2922                         }
2923
2924                         switch (Cdb[0])
2925                         {
2926                                 case READ_6:
2927                                 case READ_10:
2928                                 case 0x88: /* READ_16 */
2929                                         pCmd->uCmd.Ide.Command = IDE_COMMAND_READ;
2930                                         pCmd->cf_data_in = 1;
2931                                         break;
2932
2933                                 case WRITE_6:
2934                                 case WRITE_10:
2935                                 case 0x8a: /* WRITE_16 */
2936                                         pCmd->uCmd.Ide.Command = IDE_COMMAND_WRITE;
2937                                         pCmd->cf_data_out = 1;
2938                                         break;
2939                                 case 0x13:
2940                                 case 0x2f:
2941                                         pCmd->uCmd.Ide.Command = IDE_COMMAND_VERIFY;
2942                                         break;
2943                         }
2944 /*///////////////////////// */
2945                         pCmd->cf_physical_sg = 1;
2946                         error = bus_dmamap_load_ccb(pAdapter->io_dma_parent,
2947                                                     pmap->dma_map,
2948                                                     ccb,
2949                                                     hpt_io_dmamap_callback,
2950                                                     pCmd, BUS_DMA_WAITOK
2951                                                     );
2952                         KdPrint(("bus_dmamap_load return %d\n", error));
2953                         if (error && error!=EINPROGRESS) {
2954                                 hpt_printk(("bus_dmamap_load error %d\n", error));
2955                                 FreeCommand(_VBUS_P pCmd);
2956                                 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
2957                                 dmamap_put(pmap);
2958                                 pAdapter->outstandingCommands--;
2959                                 xpt_done(ccb);
2960                         }
2961                         goto Command_Complished;
2962                 }
2963
2964                 default:
2965                         ccb->ccb_h.status = CAM_REQ_INVALID;
2966                         break;
2967         }
2968         ccb_done(ccb);
2969 Command_Complished:
2970         CheckPendingCall(_VBUS_P0);
2971         return;
2972 }
2973
2974 static void HPTLIBAPI
2975 fOsCommandDone(_VBUS_ARG PCommand pCmd)
2976 {
2977         union ccb *ccb = pCmd->pOrgCommand;
2978         PBUS_DMAMAP pmap = (PBUS_DMAMAP)ccb->ccb_adapter;
2979         IAL_ADAPTER_T *pAdapter = pmap->pAdapter;
2980
2981         KdPrint(("fOsCommandDone(pcmd=%p, result=%d)\n", pCmd, pCmd->Result));
2982
2983         untimeout(hpt_timeout, (caddr_t)ccb, ccb->ccb_h.timeout_ch);
2984
2985         switch(pCmd->Result) {
2986         case RETURN_SUCCESS:
2987                 ccb->ccb_h.status = CAM_REQ_CMP;
2988                 break;
2989         case RETURN_BAD_DEVICE:
2990                 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
2991                 break;
2992         case RETURN_DEVICE_BUSY:
2993                 ccb->ccb_h.status = CAM_BUSY;
2994                 break;
2995         case RETURN_INVALID_REQUEST:
2996                 ccb->ccb_h.status = CAM_REQ_INVALID;
2997                 break;
2998         case RETURN_SELECTION_TIMEOUT:
2999                 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
3000                 break;
3001         case RETURN_RETRY:
3002                 ccb->ccb_h.status = CAM_BUSY;
3003                 break;
3004         default:
3005                 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
3006                 break;
3007         }
3008
3009         if (pCmd->cf_data_in) {
3010                 bus_dmamap_sync(pAdapter->io_dma_parent, pmap->dma_map, BUS_DMASYNC_POSTREAD);
3011         }
3012         else if (pCmd->cf_data_out) {
3013                 bus_dmamap_sync(pAdapter->io_dma_parent, pmap->dma_map, BUS_DMASYNC_POSTWRITE);
3014         }
3015
3016         bus_dmamap_unload(pAdapter->io_dma_parent, pmap->dma_map);
3017
3018         FreeCommand(_VBUS_P pCmd);
3019         ccb_done(ccb);
3020 }
3021
3022 int
3023 hpt_queue_dpc(HPT_DPC dpc, IAL_ADAPTER_T * pAdapter, void *arg, UCHAR flags)
3024 {
3025         int p;
3026
3027         p = (DpcQueue_Last + 1) % MAX_DPC;
3028         if (p==DpcQueue_First) {
3029                 KdPrint(("DPC Queue full!\n"));
3030                 return -1;
3031         }
3032
3033         DpcQueue[DpcQueue_Last].dpc = dpc;
3034         DpcQueue[DpcQueue_Last].pAdapter = pAdapter;
3035         DpcQueue[DpcQueue_Last].arg = arg;
3036         DpcQueue[DpcQueue_Last].flags = flags;
3037         DpcQueue_Last = p;
3038
3039         return 0;
3040 }
3041
3042 #ifdef _RAID5N_
3043 /*
3044  * Allocate memory above 16M, otherwise we may eat all low memory for ISA devices.
3045  * How about the memory for 5081 request/response array and PRD table?
3046  */
3047 void
3048 *os_alloc_page(_VBUS_ARG0)
3049 {
3050         return (void *)contigmalloc(0x1000, M_DEVBUF, M_NOWAIT, 0x1000000, 0xffffffff, PAGE_SIZE, 0ul);
3051 }
3052
3053 void
3054 *os_alloc_dma_page(_VBUS_ARG0)
3055 {
3056         return (void *)contigmalloc(0x1000, M_DEVBUF, M_NOWAIT, 0x1000000, 0xffffffff, PAGE_SIZE, 0ul);
3057 }
3058
3059 void
3060 os_free_page(_VBUS_ARG void *p)
3061 {
3062         contigfree(p, 0x1000, M_DEVBUF);
3063 }
3064
3065 void
3066 os_free_dma_page(_VBUS_ARG void *p)
3067 {
3068         contigfree(p, 0x1000, M_DEVBUF);
3069 }
3070
3071 void
3072 DoXor1(ULONG *p0, ULONG *p1, ULONG *p2, UINT nBytes)
3073 {
3074         UINT i;
3075         for (i = 0; i < nBytes / 4; i++) *p0++ = *p1++ ^ *p2++;
3076 }
3077
3078 void
3079 DoXor2(ULONG *p0, ULONG *p2, UINT nBytes)
3080 {
3081         UINT i;
3082         for (i = 0; i < nBytes / 4; i++) *p0++ ^= *p2++;
3083 }
3084 #endif