1 /* 2 ***************************************************************************************** 3 ** O.S : FreeBSD 4 ** FILE NAME : arcmsr.c 5 ** BY : Erich Chen, Ching Huang 6 ** Description: SCSI RAID Device Driver for 7 ** ARECA (ARC11XX/ARC12XX/ARC13XX/ARC16XX/ARC188x) SATA/SAS RAID HOST Adapter 8 ** ARCMSR RAID Host adapter 9 ** [RAID controller:INTEL 331(PCI-X) 341(PCI-EXPRESS) chip set] 10 ****************************************************************************************** 11 ************************************************************************ 12 ** 13 ** Copyright (c) 2004-2010 ARECA Co. Ltd. 14 ** Erich Chen, Taipei Taiwan All rights reserved. 15 ** 16 ** Redistribution and use in source and binary forms, with or without 17 ** modification, are permitted provided that the following conditions 18 ** are met: 19 ** 1. Redistributions of source code must retain the above copyright 20 ** notice, this list of conditions and the following disclaimer. 21 ** 2. Redistributions in binary form must reproduce the above copyright 22 ** notice, this list of conditions and the following disclaimer in the 23 ** documentation and/or other materials provided with the distribution. 24 ** 3. The name of the author may not be used to endorse or promote products 25 ** derived from this software without specific prior written permission. 26 ** 27 ** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 28 ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 29 ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 30 ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 31 ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES(INCLUDING, BUT 32 ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 33 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION)HOWEVER CAUSED AND ON ANY 34 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 35 **(INCLUDING NEGLIGENCE OR OTHERWISE)ARISING IN ANY WAY OUT OF THE USE OF 36 ** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 37 ************************************************************************** 38 ** History 39 ** 40 ** REV# DATE NAME DESCRIPTION 41 ** 1.00.00.00 03/31/2004 Erich Chen First release 42 ** 1.20.00.02 11/29/2004 Erich Chen bug fix with arcmsr_bus_reset when PHY error 43 ** 1.20.00.03 04/19/2005 Erich Chen add SATA 24 Ports adapter type support 44 ** clean unused function 45 ** 1.20.00.12 09/12/2005 Erich Chen bug fix with abort command handling, 46 ** firmware version check 47 ** and firmware update notify for hardware bug fix 48 ** handling if none zero high part physical address 49 ** of srb resource 50 ** 1.20.00.13 08/18/2006 Erich Chen remove pending srb and report busy 51 ** add iop message xfer 52 ** with scsi pass-through command 53 ** add new device id of sas raid adapters 54 ** code fit for SPARC64 & PPC 55 ** 1.20.00.14 02/05/2007 Erich Chen bug fix for incorrect ccb_h.status report 56 ** and cause g_vfs_done() read write error 57 ** 1.20.00.15 10/10/2007 Erich Chen support new RAID adapter type ARC120x 58 ** 1.20.00.16 10/10/2009 Erich Chen Bug fix for RAID adapter type ARC120x 59 ** bus_dmamem_alloc() with BUS_DMA_ZERO 60 ** 1.20.00.17 07/15/2010 Ching Huang Added support ARC1880 61 ** report CAM_DEV_NOT_THERE instead of CAM_SEL_TIMEOUT when device failed, 62 ** prevent cam_periph_error removing all LUN devices of one Target id 63 ** for any one LUN device failed 64 ** 1.20.00.18 10/14/2010 Ching Huang Fixed "inquiry data fails comparion at DV1 step" 65 ** 10/25/2010 Ching Huang Fixed bad range input in bus_alloc_resource for ADAPTER_TYPE_B 66 ** 1.20.00.19 11/11/2010 Ching Huang Fixed arcmsr driver prevent arcsas support for Areca SAS HBA ARC13x0 67 ** 1.20.00.20 12/08/2010 Ching Huang Avoid calling atomic_set_int function 68 ** 1.20.00.21 02/08/2011 Ching Huang Implement I/O request timeout 69 ** 02/14/2011 Ching Huang Modified pktRequestCount 70 ** 1.20.00.21 03/03/2011 Ching Huang if a command timeout, then wait its ccb back before free it 71 ** 1.20.00.22 07/04/2011 Ching Huang Fixed multiple MTX panic 72 ****************************************************************************************** 73 */ 74 75 #include <sys/cdefs.h> 76 __FBSDID("$FreeBSD$"); 77 78 #if 0 79 #define ARCMSR_DEBUG1 1 80 #endif 81 #include <sys/param.h> 82 #include <sys/systm.h> 83 #include <sys/malloc.h> 84 #include <sys/kernel.h> 85 #include <sys/bus.h> 86 #include <sys/queue.h> 87 #include <sys/stat.h> 88 #include <sys/devicestat.h> 89 #include <sys/kthread.h> 90 #include <sys/module.h> 91 #include <sys/proc.h> 92 #include <sys/lock.h> 93 #include <sys/sysctl.h> 94 #include <sys/poll.h> 95 #include <sys/ioccom.h> 96 #include <vm/vm.h> 97 #include <vm/vm_param.h> 98 #include <vm/pmap.h> 99 100 #include <isa/rtc.h> 101 102 #include <machine/bus.h> 103 #include <machine/resource.h> 104 #include <machine/atomic.h> 105 #include <sys/conf.h> 106 #include <sys/rman.h> 107 108 #include <cam/cam.h> 109 #include <cam/cam_ccb.h> 110 #include <cam/cam_sim.h> 111 #include <cam/cam_periph.h> 112 #include <cam/cam_xpt_periph.h> 113 #include <cam/cam_xpt_sim.h> 114 #include <cam/cam_debug.h> 115 #include <cam/scsi/scsi_all.h> 116 #include <cam/scsi/scsi_message.h> 117 /* 118 ************************************************************************** 119 ************************************************************************** 120 */ 121 #if __FreeBSD_version >= 500005 122 #include <sys/selinfo.h> 123 #include <sys/mutex.h> 124 #include <sys/endian.h> 125 #include <dev/pci/pcivar.h> 126 #include <dev/pci/pcireg.h> 127 #define ARCMSR_LOCK_INIT(l, s) mtx_init(l, s, NULL, MTX_DEF) 128 #define ARCMSR_LOCK_DESTROY(l) mtx_destroy(l) 129 #define ARCMSR_LOCK_ACQUIRE(l) mtx_lock(l) 130 #define ARCMSR_LOCK_RELEASE(l) mtx_unlock(l) 131 #define ARCMSR_LOCK_TRY(l) mtx_trylock(l) 132 #define arcmsr_htole32(x) htole32(x) 133 typedef struct mtx arcmsr_lock_t; 134 #else 135 #include <sys/select.h> 136 #include <pci/pcivar.h> 137 #include <pci/pcireg.h> 138 #define ARCMSR_LOCK_INIT(l, s) simple_lock_init(l) 139 #define ARCMSR_LOCK_DESTROY(l) 140 #define ARCMSR_LOCK_ACQUIRE(l) simple_lock(l) 141 #define ARCMSR_LOCK_RELEASE(l) simple_unlock(l) 142 #define ARCMSR_LOCK_TRY(l) simple_lock_try(l) 143 #define arcmsr_htole32(x) (x) 144 typedef struct simplelock arcmsr_lock_t; 145 #endif 146 147 #if !defined(CAM_NEW_TRAN_CODE) && __FreeBSD_version >= 700025 148 #define CAM_NEW_TRAN_CODE 1 149 #endif 150 151 #if __FreeBSD_version > 500000 152 #define arcmsr_callout_init(a) callout_init(a, /*mpsafe*/1); 153 #else 154 #define arcmsr_callout_init(a) callout_init(a); 155 #endif 156 157 #define ARCMSR_DRIVER_VERSION "Driver Version 1.20.00.22 2011-07-04" 158 #include <dev/arcmsr/arcmsr.h> 159 #define SRB_SIZE ((sizeof(struct CommandControlBlock)+0x1f) & 0xffe0) 160 #define ARCMSR_SRBS_POOL_SIZE (SRB_SIZE * ARCMSR_MAX_FREESRB_NUM) 161 /* 162 ************************************************************************** 163 ************************************************************************** 164 */ 165 #define CHIP_REG_READ32(s, b, r) bus_space_read_4(acb->btag[b], acb->bhandle[b], offsetof(struct s, r)) 166 #define CHIP_REG_WRITE32(s, b, r, d) bus_space_write_4(acb->btag[b], acb->bhandle[b], offsetof(struct s, r), d) 167 /* 168 ************************************************************************** 169 ************************************************************************** 170 */ 171 static void arcmsr_free_srb(struct CommandControlBlock *srb); 172 static struct CommandControlBlock * arcmsr_get_freesrb(struct AdapterControlBlock *acb); 173 static u_int8_t arcmsr_seek_cmd2abort(union ccb * abortccb); 174 static int arcmsr_probe(device_t dev); 175 static int arcmsr_attach(device_t dev); 176 static int arcmsr_detach(device_t dev); 177 static u_int32_t arcmsr_iop_ioctlcmd(struct AdapterControlBlock *acb, u_int32_t ioctl_cmd, caddr_t arg); 178 static void arcmsr_iop_parking(struct AdapterControlBlock *acb); 179 static int arcmsr_shutdown(device_t dev); 180 static void arcmsr_interrupt(struct AdapterControlBlock *acb); 181 static void arcmsr_polling_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb); 182 static void arcmsr_free_resource(struct AdapterControlBlock *acb); 183 static void arcmsr_bus_reset(struct AdapterControlBlock *acb); 184 static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb); 185 static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb); 186 static void arcmsr_iop_init(struct AdapterControlBlock *acb); 187 static void arcmsr_flush_adapter_cache(struct AdapterControlBlock *acb); 188 static void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *acb); 189 static void arcmsr_abort_allcmd(struct AdapterControlBlock *acb); 190 static void arcmsr_srb_complete(struct CommandControlBlock *srb, int stand_flag); 191 static void arcmsr_iop_reset(struct AdapterControlBlock *acb); 192 static void arcmsr_report_sense_info(struct CommandControlBlock *srb); 193 static void arcmsr_build_srb(struct CommandControlBlock *srb, bus_dma_segment_t * dm_segs, u_int32_t nseg); 194 static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, union ccb * pccb); 195 static int arcmsr_resume(device_t dev); 196 static int arcmsr_suspend(device_t dev); 197 static void arcmsr_rescanLun_cb(struct cam_periph *periph, union ccb *ccb); 198 static void arcmsr_polling_devmap(void* arg); 199 static void arcmsr_srb_timeout(void* arg); 200 #ifdef ARCMSR_DEBUG1 201 static void arcmsr_dump_data(struct AdapterControlBlock *acb); 202 #endif 203 /* 204 ************************************************************************** 205 ************************************************************************** 206 */ 207 static void UDELAY(u_int32_t us) { DELAY(us); } 208 /* 209 ************************************************************************** 210 ************************************************************************** 211 */ 212 static bus_dmamap_callback_t arcmsr_map_free_srb; 213 static bus_dmamap_callback_t arcmsr_execute_srb; 214 /* 215 ************************************************************************** 216 ************************************************************************** 217 */ 218 static d_open_t arcmsr_open; 219 static d_close_t arcmsr_close; 220 static d_ioctl_t arcmsr_ioctl; 221 222 static device_method_t arcmsr_methods[]={ 223 DEVMETHOD(device_probe, arcmsr_probe), 224 DEVMETHOD(device_attach, arcmsr_attach), 225 DEVMETHOD(device_detach, arcmsr_detach), 226 DEVMETHOD(device_shutdown, arcmsr_shutdown), 227 DEVMETHOD(device_suspend, arcmsr_suspend), 228 DEVMETHOD(device_resume, arcmsr_resume), 229 230 DEVMETHOD_END 231 }; 232 233 static driver_t arcmsr_driver={ 234 "arcmsr", arcmsr_methods, sizeof(struct AdapterControlBlock) 235 }; 236 237 static devclass_t arcmsr_devclass; 238 DRIVER_MODULE(arcmsr, pci, arcmsr_driver, arcmsr_devclass, 0, 0); 239 MODULE_DEPEND(arcmsr, pci, 1, 1, 1); 240 MODULE_DEPEND(arcmsr, cam, 1, 1, 1); 241 #ifndef BUS_DMA_COHERENT 242 #define BUS_DMA_COHERENT 0x04 /* hint: map memory in a coherent way */ 243 #endif 244 #if __FreeBSD_version >= 501000 245 static struct cdevsw arcmsr_cdevsw={ 246 #if __FreeBSD_version >= 503000 247 .d_version = D_VERSION, 248 #endif 249 #if (__FreeBSD_version>=503000 && __FreeBSD_version<600034) 250 .d_flags = D_NEEDGIANT, 251 #endif 252 .d_open = arcmsr_open, /* open */ 253 .d_close = arcmsr_close, /* close */ 254 .d_ioctl = arcmsr_ioctl, /* ioctl */ 255 .d_name = "arcmsr", /* name */ 256 }; 257 #else 258 #define ARCMSR_CDEV_MAJOR 180 259 260 static struct cdevsw arcmsr_cdevsw = { 261 arcmsr_open, /* open */ 262 arcmsr_close, /* close */ 263 noread, /* read */ 264 nowrite, /* write */ 265 arcmsr_ioctl, /* ioctl */ 266 nopoll, /* poll */ 267 nommap, /* mmap */ 268 nostrategy, /* strategy */ 269 "arcmsr", /* name */ 270 ARCMSR_CDEV_MAJOR, /* major */ 271 nodump, /* dump */ 272 nopsize, /* psize */ 273 0 /* flags */ 274 }; 275 #endif 276 /* 277 ************************************************************************** 278 ************************************************************************** 279 */ 280 #if __FreeBSD_version < 500005 281 static int arcmsr_open(dev_t dev, int flags, int fmt, struct proc *proc) 282 #else 283 #if __FreeBSD_version < 503000 284 static int arcmsr_open(dev_t dev, int flags, int fmt, struct thread *proc) 285 #else 286 static int arcmsr_open(struct cdev *dev, int flags, int fmt, struct thread *proc) 287 #endif 288 #endif 289 { 290 #if __FreeBSD_version < 503000 291 struct AdapterControlBlock *acb=dev->si_drv1; 292 #else 293 int unit = dev2unit(dev); 294 struct AdapterControlBlock *acb = devclass_get_softc(arcmsr_devclass, unit); 295 #endif 296 if(acb==NULL) { 297 return ENXIO; 298 } 299 return 0; 300 } 301 /* 302 ************************************************************************** 303 ************************************************************************** 304 */ 305 #if __FreeBSD_version < 500005 306 static int arcmsr_close(dev_t dev, int flags, int fmt, struct proc *proc) 307 #else 308 #if __FreeBSD_version < 503000 309 static int arcmsr_close(dev_t dev, int flags, int fmt, struct thread *proc) 310 #else 311 static int arcmsr_close(struct cdev *dev, int flags, int fmt, struct thread *proc) 312 #endif 313 #endif 314 { 315 #if __FreeBSD_version < 503000 316 struct AdapterControlBlock *acb=dev->si_drv1; 317 #else 318 int unit = dev2unit(dev); 319 struct AdapterControlBlock *acb = devclass_get_softc(arcmsr_devclass, unit); 320 #endif 321 if(acb==NULL) { 322 return ENXIO; 323 } 324 return 0; 325 } 326 /* 327 ************************************************************************** 328 ************************************************************************** 329 */ 330 #if __FreeBSD_version < 500005 331 static int arcmsr_ioctl(dev_t dev, u_long ioctl_cmd, caddr_t arg, int flags, struct proc *proc) 332 #else 333 #if __FreeBSD_version < 503000 334 static int arcmsr_ioctl(dev_t dev, u_long ioctl_cmd, caddr_t arg, int flags, struct thread *proc) 335 #else 336 static int arcmsr_ioctl(struct cdev *dev, u_long ioctl_cmd, caddr_t arg, int flags, struct thread *proc) 337 #endif 338 #endif 339 { 340 #if __FreeBSD_version < 503000 341 struct AdapterControlBlock *acb=dev->si_drv1; 342 #else 343 int unit = dev2unit(dev); 344 struct AdapterControlBlock *acb = devclass_get_softc(arcmsr_devclass, unit); 345 #endif 346 347 if(acb==NULL) { 348 return ENXIO; 349 } 350 return(arcmsr_iop_ioctlcmd(acb, ioctl_cmd, arg)); 351 } 352 /* 353 ********************************************************************** 354 ********************************************************************** 355 */ 356 static u_int32_t arcmsr_disable_allintr( struct AdapterControlBlock *acb) 357 { 358 u_int32_t intmask_org=0; 359 360 switch (acb->adapter_type) { 361 case ACB_ADAPTER_TYPE_A: { 362 /* disable all outbound interrupt */ 363 intmask_org=CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intmask); /* disable outbound message0 int */ 364 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intmask, intmask_org|ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE); 365 } 366 break; 367 case ACB_ADAPTER_TYPE_B: { 368 /* disable all outbound interrupt */ 369 intmask_org=CHIP_REG_READ32(HBB_DOORBELL, 370 0, iop2drv_doorbell_mask) & (~ARCMSR_IOP2DRV_MESSAGE_CMD_DONE); /* disable outbound message0 int */ 371 CHIP_REG_WRITE32(HBB_DOORBELL, 0, iop2drv_doorbell_mask, 0); /* disable all interrupt */ 372 } 373 break; 374 case ACB_ADAPTER_TYPE_C: { 375 /* disable all outbound interrupt */ 376 intmask_org=CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_mask) ; /* disable outbound message0 int */ 377 CHIP_REG_WRITE32(HBC_MessageUnit, 0, host_int_mask, intmask_org|ARCMSR_HBCMU_ALL_INTMASKENABLE); 378 } 379 break; 380 } 381 return(intmask_org); 382 } 383 /* 384 ********************************************************************** 385 ********************************************************************** 386 */ 387 static void arcmsr_enable_allintr( struct AdapterControlBlock *acb, u_int32_t intmask_org) 388 { 389 u_int32_t mask; 390 391 switch (acb->adapter_type) { 392 case ACB_ADAPTER_TYPE_A: { 393 /* enable outbound Post Queue, outbound doorbell Interrupt */ 394 mask=~(ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE|ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE|ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE); 395 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intmask, intmask_org & mask); 396 acb->outbound_int_enable = ~(intmask_org & mask) & 0x000000ff; 397 } 398 break; 399 case ACB_ADAPTER_TYPE_B: { 400 /* enable ARCMSR_IOP2DRV_MESSAGE_CMD_DONE */ 401 mask=(ARCMSR_IOP2DRV_DATA_WRITE_OK|ARCMSR_IOP2DRV_DATA_READ_OK|ARCMSR_IOP2DRV_CDB_DONE|ARCMSR_IOP2DRV_MESSAGE_CMD_DONE); 402 CHIP_REG_WRITE32(HBB_DOORBELL, 0, iop2drv_doorbell_mask, intmask_org | mask); /*1=interrupt enable, 0=interrupt disable*/ 403 acb->outbound_int_enable = (intmask_org | mask) & 0x0000000f; 404 } 405 break; 406 case ACB_ADAPTER_TYPE_C: { 407 /* enable outbound Post Queue, outbound doorbell Interrupt */ 408 mask=~(ARCMSR_HBCMU_UTILITY_A_ISR_MASK | ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK | ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK); 409 CHIP_REG_WRITE32(HBC_MessageUnit, 0, host_int_mask, intmask_org & mask); 410 acb->outbound_int_enable= ~(intmask_org & mask) & 0x0000000f; 411 } 412 break; 413 } 414 return; 415 } 416 /* 417 ********************************************************************** 418 ********************************************************************** 419 */ 420 static u_int8_t arcmsr_hba_wait_msgint_ready(struct AdapterControlBlock *acb) 421 { 422 u_int32_t Index; 423 u_int8_t Retries=0x00; 424 425 do { 426 for(Index=0; Index < 100; Index++) { 427 if(CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intstatus) & ARCMSR_MU_OUTBOUND_MESSAGE0_INT) { 428 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, ARCMSR_MU_OUTBOUND_MESSAGE0_INT);/*clear interrupt*/ 429 return TRUE; 430 } 431 UDELAY(10000); 432 }/*max 1 seconds*/ 433 }while(Retries++ < 20);/*max 20 sec*/ 434 return FALSE; 435 } 436 /* 437 ********************************************************************** 438 ********************************************************************** 439 */ 440 static u_int8_t arcmsr_hbb_wait_msgint_ready(struct AdapterControlBlock *acb) 441 { 442 u_int32_t Index; 443 u_int8_t Retries=0x00; 444 445 do { 446 for(Index=0; Index < 100; Index++) { 447 if(CHIP_REG_READ32(HBB_DOORBELL, 0, iop2drv_doorbell) & ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) { 448 CHIP_REG_WRITE32(HBB_DOORBELL, 0, iop2drv_doorbell, ARCMSR_MESSAGE_INT_CLEAR_PATTERN);/*clear interrupt*/ 449 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_DRV2IOP_END_OF_INTERRUPT); 450 return TRUE; 451 } 452 UDELAY(10000); 453 }/*max 1 seconds*/ 454 }while(Retries++ < 20);/*max 20 sec*/ 455 return FALSE; 456 } 457 /* 458 ********************************************************************** 459 ********************************************************************** 460 */ 461 static u_int8_t arcmsr_hbc_wait_msgint_ready(struct AdapterControlBlock *acb) 462 { 463 u_int32_t Index; 464 u_int8_t Retries=0x00; 465 466 do { 467 for(Index=0; Index < 100; Index++) { 468 if(CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_doorbell) & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) { 469 CHIP_REG_WRITE32(HBC_MessageUnit, 0, outbound_doorbell_clear, ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR);/*clear interrupt*/ 470 return TRUE; 471 } 472 UDELAY(10000); 473 }/*max 1 seconds*/ 474 }while(Retries++ < 20);/*max 20 sec*/ 475 return FALSE; 476 } 477 /* 478 ************************************************************************ 479 ************************************************************************ 480 */ 481 static void arcmsr_flush_hba_cache(struct AdapterControlBlock *acb) 482 { 483 int retry_count=30;/* enlarge wait flush adapter cache time: 10 minute */ 484 485 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_FLUSH_CACHE); 486 do { 487 if(arcmsr_hba_wait_msgint_ready(acb)) { 488 break; 489 } else { 490 retry_count--; 491 } 492 }while(retry_count!=0); 493 return; 494 } 495 /* 496 ************************************************************************ 497 ************************************************************************ 498 */ 499 static void arcmsr_flush_hbb_cache(struct AdapterControlBlock *acb) 500 { 501 int retry_count=30;/* enlarge wait flush adapter cache time: 10 minute */ 502 503 CHIP_REG_WRITE32(HBB_DOORBELL, 504 0, drv2iop_doorbell, ARCMSR_MESSAGE_FLUSH_CACHE); 505 do { 506 if(arcmsr_hbb_wait_msgint_ready(acb)) { 507 break; 508 } else { 509 retry_count--; 510 } 511 }while(retry_count!=0); 512 return; 513 } 514 /* 515 ************************************************************************ 516 ************************************************************************ 517 */ 518 static void arcmsr_flush_hbc_cache(struct AdapterControlBlock *acb) 519 { 520 int retry_count=30;/* enlarge wait flush adapter cache time: 10 minute */ 521 522 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_FLUSH_CACHE); 523 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE); 524 do { 525 if(arcmsr_hbc_wait_msgint_ready(acb)) { 526 break; 527 } else { 528 retry_count--; 529 } 530 }while(retry_count!=0); 531 return; 532 } 533 /* 534 ************************************************************************ 535 ************************************************************************ 536 */ 537 static void arcmsr_flush_adapter_cache(struct AdapterControlBlock *acb) 538 { 539 switch (acb->adapter_type) { 540 case ACB_ADAPTER_TYPE_A: { 541 arcmsr_flush_hba_cache(acb); 542 } 543 break; 544 case ACB_ADAPTER_TYPE_B: { 545 arcmsr_flush_hbb_cache(acb); 546 } 547 break; 548 case ACB_ADAPTER_TYPE_C: { 549 arcmsr_flush_hbc_cache(acb); 550 } 551 break; 552 } 553 return; 554 } 555 /* 556 ******************************************************************************* 557 ******************************************************************************* 558 */ 559 static int arcmsr_suspend(device_t dev) 560 { 561 struct AdapterControlBlock *acb = device_get_softc(dev); 562 563 /* flush controller */ 564 arcmsr_iop_parking(acb); 565 /* disable all outbound interrupt */ 566 arcmsr_disable_allintr(acb); 567 return(0); 568 } 569 /* 570 ******************************************************************************* 571 ******************************************************************************* 572 */ 573 static int arcmsr_resume(device_t dev) 574 { 575 struct AdapterControlBlock *acb = device_get_softc(dev); 576 577 arcmsr_iop_init(acb); 578 return(0); 579 } 580 /* 581 ********************************************************************************* 582 ********************************************************************************* 583 */ 584 static void arcmsr_async(void *cb_arg, u_int32_t code, struct cam_path *path, void *arg) 585 { 586 struct AdapterControlBlock *acb; 587 u_int8_t target_id, target_lun; 588 struct cam_sim * sim; 589 590 sim=(struct cam_sim *) cb_arg; 591 acb =(struct AdapterControlBlock *) cam_sim_softc(sim); 592 switch (code) { 593 case AC_LOST_DEVICE: 594 target_id=xpt_path_target_id(path); 595 target_lun=xpt_path_lun_id(path); 596 if((target_id > ARCMSR_MAX_TARGETID) || (target_lun > ARCMSR_MAX_TARGETLUN)) { 597 break; 598 } 599 printf("%s:scsi id=%d lun=%d device lost \n", device_get_name(acb->pci_dev), target_id, target_lun); 600 break; 601 default: 602 break; 603 } 604 } 605 /* 606 ********************************************************************** 607 ********************************************************************** 608 */ 609 static void arcmsr_report_sense_info(struct CommandControlBlock *srb) 610 { 611 union ccb * pccb=srb->pccb; 612 613 pccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 614 pccb->csio.scsi_status = SCSI_STATUS_CHECK_COND; 615 if(&pccb->csio.sense_data) { 616 memset(&pccb->csio.sense_data, 0, sizeof(pccb->csio.sense_data)); 617 memcpy(&pccb->csio.sense_data, srb->arcmsr_cdb.SenseData, 618 get_min(sizeof(struct SENSE_DATA), sizeof(pccb->csio.sense_data))); 619 ((u_int8_t *)&pccb->csio.sense_data)[0] = (0x1 << 7 | 0x70); /* Valid,ErrorCode */ 620 pccb->ccb_h.status |= CAM_AUTOSNS_VALID; 621 } 622 return; 623 } 624 /* 625 ********************************************************************* 626 ********************************************************************* 627 */ 628 static void arcmsr_abort_hba_allcmd(struct AdapterControlBlock *acb) 629 { 630 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_ABORT_CMD); 631 if(!arcmsr_hba_wait_msgint_ready(acb)) { 632 printf("arcmsr%d: wait 'abort all outstanding command' timeout \n", acb->pci_unit); 633 } 634 return; 635 } 636 /* 637 ********************************************************************* 638 ********************************************************************* 639 */ 640 static void arcmsr_abort_hbb_allcmd(struct AdapterControlBlock *acb) 641 { 642 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_MESSAGE_ABORT_CMD); 643 if(!arcmsr_hbb_wait_msgint_ready(acb)) { 644 printf("arcmsr%d: wait 'abort all outstanding command' timeout \n", acb->pci_unit); 645 } 646 return; 647 } 648 /* 649 ********************************************************************* 650 ********************************************************************* 651 */ 652 static void arcmsr_abort_hbc_allcmd(struct AdapterControlBlock *acb) 653 { 654 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_ABORT_CMD); 655 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE); 656 if(!arcmsr_hbc_wait_msgint_ready(acb)) { 657 printf("arcmsr%d: wait 'abort all outstanding command' timeout \n", acb->pci_unit); 658 } 659 return; 660 } 661 /* 662 ********************************************************************* 663 ********************************************************************* 664 */ 665 static void arcmsr_abort_allcmd(struct AdapterControlBlock *acb) 666 { 667 switch (acb->adapter_type) { 668 case ACB_ADAPTER_TYPE_A: { 669 arcmsr_abort_hba_allcmd(acb); 670 } 671 break; 672 case ACB_ADAPTER_TYPE_B: { 673 arcmsr_abort_hbb_allcmd(acb); 674 } 675 break; 676 case ACB_ADAPTER_TYPE_C: { 677 arcmsr_abort_hbc_allcmd(acb); 678 } 679 break; 680 } 681 return; 682 } 683 /* 684 ********************************************************************** 685 ********************************************************************** 686 */ 687 static void arcmsr_srb_complete(struct CommandControlBlock *srb, int stand_flag) 688 { 689 struct AdapterControlBlock *acb=srb->acb; 690 union ccb * pccb=srb->pccb; 691 692 if(srb->srb_flags & SRB_FLAG_TIMER_START) 693 callout_stop(&srb->ccb_callout); 694 if((pccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 695 bus_dmasync_op_t op; 696 697 if((pccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 698 op = BUS_DMASYNC_POSTREAD; 699 } else { 700 op = BUS_DMASYNC_POSTWRITE; 701 } 702 bus_dmamap_sync(acb->dm_segs_dmat, srb->dm_segs_dmamap, op); 703 bus_dmamap_unload(acb->dm_segs_dmat, srb->dm_segs_dmamap); 704 } 705 if(stand_flag==1) { 706 atomic_subtract_int(&acb->srboutstandingcount, 1); 707 if((acb->acb_flags & ACB_F_CAM_DEV_QFRZN) && ( 708 acb->srboutstandingcount < ARCMSR_RELEASE_SIMQ_LEVEL)) { 709 acb->acb_flags &= ~ACB_F_CAM_DEV_QFRZN; 710 pccb->ccb_h.status |= CAM_RELEASE_SIMQ; 711 } 712 } 713 if(srb->srb_state != ARCMSR_SRB_TIMEOUT) 714 arcmsr_free_srb(srb); 715 #ifdef ARCMSR_DEBUG1 716 acb->pktReturnCount++; 717 #endif 718 xpt_done(pccb); 719 return; 720 } 721 /* 722 ************************************************************************** 723 ************************************************************************** 724 */ 725 static void arcmsr_report_srb_state(struct AdapterControlBlock *acb, struct CommandControlBlock *srb, u_int16_t error) 726 { 727 int target, lun; 728 729 target=srb->pccb->ccb_h.target_id; 730 lun=srb->pccb->ccb_h.target_lun; 731 if(error == FALSE) { 732 if(acb->devstate[target][lun]==ARECA_RAID_GONE) { 733 acb->devstate[target][lun]=ARECA_RAID_GOOD; 734 } 735 srb->pccb->ccb_h.status |= CAM_REQ_CMP; 736 arcmsr_srb_complete(srb, 1); 737 } else { 738 switch(srb->arcmsr_cdb.DeviceStatus) { 739 case ARCMSR_DEV_SELECT_TIMEOUT: { 740 if(acb->devstate[target][lun]==ARECA_RAID_GOOD) { 741 printf( "arcmsr%d: Target=%x, Lun=%x, selection timeout, raid volume was lost\n", acb->pci_unit, target, lun); 742 } 743 acb->devstate[target][lun]=ARECA_RAID_GONE; 744 srb->pccb->ccb_h.status |= CAM_DEV_NOT_THERE; 745 arcmsr_srb_complete(srb, 1); 746 } 747 break; 748 case ARCMSR_DEV_ABORTED: 749 case ARCMSR_DEV_INIT_FAIL: { 750 acb->devstate[target][lun]=ARECA_RAID_GONE; 751 srb->pccb->ccb_h.status |= CAM_DEV_NOT_THERE; 752 arcmsr_srb_complete(srb, 1); 753 } 754 break; 755 case SCSISTAT_CHECK_CONDITION: { 756 acb->devstate[target][lun]=ARECA_RAID_GOOD; 757 arcmsr_report_sense_info(srb); 758 arcmsr_srb_complete(srb, 1); 759 } 760 break; 761 default: 762 printf("arcmsr%d: scsi id=%d lun=%d isr got command error done,but got unknow DeviceStatus=0x%x \n" 763 , acb->pci_unit, target, lun ,srb->arcmsr_cdb.DeviceStatus); 764 acb->devstate[target][lun]=ARECA_RAID_GONE; 765 srb->pccb->ccb_h.status |= CAM_UNCOR_PARITY; 766 /*unknow error or crc error just for retry*/ 767 arcmsr_srb_complete(srb, 1); 768 break; 769 } 770 } 771 return; 772 } 773 /* 774 ************************************************************************** 775 ************************************************************************** 776 */ 777 static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, u_int32_t flag_srb, u_int16_t error) 778 { 779 struct CommandControlBlock *srb; 780 781 /* check if command done with no error*/ 782 switch (acb->adapter_type) { 783 case ACB_ADAPTER_TYPE_C: 784 srb = (struct CommandControlBlock *)(acb->vir2phy_offset+(flag_srb & 0xFFFFFFE0));/*frame must be 32 bytes aligned*/ 785 break; 786 case ACB_ADAPTER_TYPE_A: 787 case ACB_ADAPTER_TYPE_B: 788 default: 789 srb = (struct CommandControlBlock *)(acb->vir2phy_offset+(flag_srb << 5));/*frame must be 32 bytes aligned*/ 790 break; 791 } 792 if((srb->acb!=acb) || (srb->srb_state!=ARCMSR_SRB_START)) { 793 if(srb->srb_state == ARCMSR_SRB_TIMEOUT) { 794 arcmsr_free_srb(srb); 795 printf("arcmsr%d: srb='%p' return srb has been timeouted\n", acb->pci_unit, srb); 796 return; 797 } 798 printf("arcmsr%d: return srb has been completed\n" 799 "srb='%p' srb_state=0x%x outstanding srb count=%d \n", 800 acb->pci_unit, srb, srb->srb_state, acb->srboutstandingcount); 801 return; 802 } 803 arcmsr_report_srb_state(acb, srb, error); 804 return; 805 } 806 /* 807 ************************************************************************** 808 ************************************************************************** 809 */ 810 static void arcmsr_srb_timeout(void* arg) 811 { 812 struct CommandControlBlock *srb = (struct CommandControlBlock *)arg; 813 struct AdapterControlBlock *acb; 814 int target, lun; 815 u_int8_t cmd; 816 817 target=srb->pccb->ccb_h.target_id; 818 lun=srb->pccb->ccb_h.target_lun; 819 acb = srb->acb; 820 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 821 if(srb->srb_state == ARCMSR_SRB_START) 822 { 823 cmd = srb->pccb->csio.cdb_io.cdb_bytes[0]; 824 srb->srb_state = ARCMSR_SRB_TIMEOUT; 825 srb->pccb->ccb_h.status |= CAM_CMD_TIMEOUT; 826 arcmsr_srb_complete(srb, 1); 827 printf("arcmsr%d: scsi id %d lun %d cmd=0x%x srb='%p' ccb command time out!\n", 828 acb->pci_unit, target, lun, cmd, srb); 829 } 830 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 831 #ifdef ARCMSR_DEBUG1 832 arcmsr_dump_data(acb); 833 #endif 834 } 835 836 /* 837 ********************************************************************** 838 ********************************************************************** 839 */ 840 static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb) 841 { 842 int i=0; 843 u_int32_t flag_srb; 844 u_int16_t error; 845 846 switch (acb->adapter_type) { 847 case ACB_ADAPTER_TYPE_A: { 848 u_int32_t outbound_intstatus; 849 850 /*clear and abort all outbound posted Q*/ 851 outbound_intstatus=CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intstatus) & acb->outbound_int_enable; 852 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, outbound_intstatus);/*clear interrupt*/ 853 while(((flag_srb=CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_queueport)) != 0xFFFFFFFF) && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) { 854 error=(flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE; 855 arcmsr_drain_donequeue(acb, flag_srb, error); 856 } 857 } 858 break; 859 case ACB_ADAPTER_TYPE_B: { 860 struct HBB_MessageUnit *phbbmu=(struct HBB_MessageUnit *)acb->pmu; 861 862 /*clear all outbound posted Q*/ 863 CHIP_REG_WRITE32(HBB_DOORBELL, 0, iop2drv_doorbell, ARCMSR_DOORBELL_INT_CLEAR_PATTERN); /* clear doorbell interrupt */ 864 for(i=0; i < ARCMSR_MAX_HBB_POSTQUEUE; i++) { 865 if((flag_srb=phbbmu->done_qbuffer[i])!=0) { 866 phbbmu->done_qbuffer[i]=0; 867 error=(flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE; 868 arcmsr_drain_donequeue(acb, flag_srb, error); 869 } 870 phbbmu->post_qbuffer[i]=0; 871 }/*drain reply FIFO*/ 872 phbbmu->doneq_index=0; 873 phbbmu->postq_index=0; 874 } 875 break; 876 case ACB_ADAPTER_TYPE_C: { 877 878 while((CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) { 879 flag_srb=CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_queueport_low); 880 error=(flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1)?TRUE:FALSE; 881 arcmsr_drain_donequeue(acb, flag_srb, error); 882 } 883 } 884 break; 885 } 886 return; 887 } 888 /* 889 **************************************************************************** 890 **************************************************************************** 891 */ 892 static void arcmsr_iop_reset(struct AdapterControlBlock *acb) 893 { 894 struct CommandControlBlock *srb; 895 u_int32_t intmask_org; 896 u_int32_t i=0; 897 898 if(acb->srboutstandingcount>0) { 899 /* disable all outbound interrupt */ 900 intmask_org=arcmsr_disable_allintr(acb); 901 /*clear and abort all outbound posted Q*/ 902 arcmsr_done4abort_postqueue(acb); 903 /* talk to iop 331 outstanding command aborted*/ 904 arcmsr_abort_allcmd(acb); 905 for(i=0;i<ARCMSR_MAX_FREESRB_NUM;i++) { 906 srb=acb->psrb_pool[i]; 907 if(srb->srb_state==ARCMSR_SRB_START) { 908 srb->srb_state=ARCMSR_SRB_ABORTED; 909 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED; 910 arcmsr_srb_complete(srb, 1); 911 printf("arcmsr%d: scsi id=%d lun=%d srb='%p' aborted\n" 912 , acb->pci_unit, srb->pccb->ccb_h.target_id 913 , srb->pccb->ccb_h.target_lun, srb); 914 } 915 } 916 /* enable all outbound interrupt */ 917 arcmsr_enable_allintr(acb, intmask_org); 918 } 919 acb->srboutstandingcount=0; 920 acb->workingsrb_doneindex=0; 921 acb->workingsrb_startindex=0; 922 #ifdef ARCMSR_DEBUG1 923 acb->pktRequestCount = 0; 924 acb->pktReturnCount = 0; 925 #endif 926 return; 927 } 928 /* 929 ********************************************************************** 930 ********************************************************************** 931 */ 932 static void arcmsr_build_srb(struct CommandControlBlock *srb, 933 bus_dma_segment_t *dm_segs, u_int32_t nseg) 934 { 935 struct ARCMSR_CDB * arcmsr_cdb= &srb->arcmsr_cdb; 936 u_int8_t * psge=(u_int8_t *)&arcmsr_cdb->u; 937 u_int32_t address_lo, address_hi; 938 union ccb * pccb=srb->pccb; 939 struct ccb_scsiio * pcsio= &pccb->csio; 940 u_int32_t arccdbsize=0x30; 941 942 memset(arcmsr_cdb, 0, sizeof(struct ARCMSR_CDB)); 943 arcmsr_cdb->Bus=0; 944 arcmsr_cdb->TargetID=pccb->ccb_h.target_id; 945 arcmsr_cdb->LUN=pccb->ccb_h.target_lun; 946 arcmsr_cdb->Function=1; 947 arcmsr_cdb->CdbLength=(u_int8_t)pcsio->cdb_len; 948 arcmsr_cdb->Context=0; 949 bcopy(pcsio->cdb_io.cdb_bytes, arcmsr_cdb->Cdb, pcsio->cdb_len); 950 if(nseg != 0) { 951 struct AdapterControlBlock *acb=srb->acb; 952 bus_dmasync_op_t op; 953 u_int32_t length, i, cdb_sgcount=0; 954 955 if((pccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 956 op=BUS_DMASYNC_PREREAD; 957 } else { 958 op=BUS_DMASYNC_PREWRITE; 959 arcmsr_cdb->Flags|=ARCMSR_CDB_FLAG_WRITE; 960 srb->srb_flags|=SRB_FLAG_WRITE; 961 } 962 bus_dmamap_sync(acb->dm_segs_dmat, srb->dm_segs_dmamap, op); 963 for(i=0;i<nseg;i++) { 964 /* Get the physical address of the current data pointer */ 965 length=arcmsr_htole32(dm_segs[i].ds_len); 966 address_lo=arcmsr_htole32(dma_addr_lo32(dm_segs[i].ds_addr)); 967 address_hi=arcmsr_htole32(dma_addr_hi32(dm_segs[i].ds_addr)); 968 if(address_hi==0) { 969 struct SG32ENTRY * pdma_sg=(struct SG32ENTRY *)psge; 970 pdma_sg->address=address_lo; 971 pdma_sg->length=length; 972 psge += sizeof(struct SG32ENTRY); 973 arccdbsize += sizeof(struct SG32ENTRY); 974 } else { 975 u_int32_t sg64s_size=0, tmplength=length; 976 977 while(1) { 978 u_int64_t span4G, length0; 979 struct SG64ENTRY * pdma_sg=(struct SG64ENTRY *)psge; 980 981 span4G=(u_int64_t)address_lo + tmplength; 982 pdma_sg->addresshigh=address_hi; 983 pdma_sg->address=address_lo; 984 if(span4G > 0x100000000) { 985 /*see if cross 4G boundary*/ 986 length0=0x100000000-address_lo; 987 pdma_sg->length=(u_int32_t)length0|IS_SG64_ADDR; 988 address_hi=address_hi+1; 989 address_lo=0; 990 tmplength=tmplength-(u_int32_t)length0; 991 sg64s_size += sizeof(struct SG64ENTRY); 992 psge += sizeof(struct SG64ENTRY); 993 cdb_sgcount++; 994 } else { 995 pdma_sg->length=tmplength|IS_SG64_ADDR; 996 sg64s_size += sizeof(struct SG64ENTRY); 997 psge += sizeof(struct SG64ENTRY); 998 break; 999 } 1000 } 1001 arccdbsize += sg64s_size; 1002 } 1003 cdb_sgcount++; 1004 } 1005 arcmsr_cdb->sgcount=(u_int8_t)cdb_sgcount; 1006 arcmsr_cdb->DataLength=pcsio->dxfer_len; 1007 if( arccdbsize > 256) { 1008 arcmsr_cdb->Flags|=ARCMSR_CDB_FLAG_SGL_BSIZE; 1009 } 1010 } else { 1011 arcmsr_cdb->DataLength = 0; 1012 } 1013 srb->arc_cdb_size=arccdbsize; 1014 return; 1015 } 1016 /* 1017 ************************************************************************** 1018 ************************************************************************** 1019 */ 1020 static void arcmsr_post_srb(struct AdapterControlBlock *acb, struct CommandControlBlock *srb) 1021 { 1022 u_int32_t cdb_shifted_phyaddr=(u_int32_t) srb->cdb_shifted_phyaddr; 1023 struct ARCMSR_CDB * arcmsr_cdb=(struct ARCMSR_CDB *)&srb->arcmsr_cdb; 1024 1025 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, (srb->srb_flags & SRB_FLAG_WRITE) ? BUS_DMASYNC_POSTWRITE:BUS_DMASYNC_POSTREAD); 1026 atomic_add_int(&acb->srboutstandingcount, 1); 1027 srb->srb_state=ARCMSR_SRB_START; 1028 1029 switch (acb->adapter_type) { 1030 case ACB_ADAPTER_TYPE_A: { 1031 if(arcmsr_cdb->Flags & ARCMSR_CDB_FLAG_SGL_BSIZE) { 1032 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_queueport, cdb_shifted_phyaddr|ARCMSR_SRBPOST_FLAG_SGL_BSIZE); 1033 } else { 1034 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_queueport, cdb_shifted_phyaddr); 1035 } 1036 } 1037 break; 1038 case ACB_ADAPTER_TYPE_B: { 1039 struct HBB_MessageUnit *phbbmu=(struct HBB_MessageUnit *)acb->pmu; 1040 int ending_index, index; 1041 1042 index=phbbmu->postq_index; 1043 ending_index=((index+1)%ARCMSR_MAX_HBB_POSTQUEUE); 1044 phbbmu->post_qbuffer[ending_index]=0; 1045 if(arcmsr_cdb->Flags & ARCMSR_CDB_FLAG_SGL_BSIZE) { 1046 phbbmu->post_qbuffer[index]= cdb_shifted_phyaddr|ARCMSR_SRBPOST_FLAG_SGL_BSIZE; 1047 } else { 1048 phbbmu->post_qbuffer[index]= cdb_shifted_phyaddr; 1049 } 1050 index++; 1051 index %= ARCMSR_MAX_HBB_POSTQUEUE; /*if last index number set it to 0 */ 1052 phbbmu->postq_index=index; 1053 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_DRV2IOP_CDB_POSTED); 1054 } 1055 break; 1056 case ACB_ADAPTER_TYPE_C: 1057 { 1058 u_int32_t ccb_post_stamp, arc_cdb_size, cdb_phyaddr_hi32; 1059 1060 arc_cdb_size=(srb->arc_cdb_size>0x300)?0x300:srb->arc_cdb_size; 1061 ccb_post_stamp=(cdb_shifted_phyaddr | ((arc_cdb_size-1) >> 6) | 1); 1062 cdb_phyaddr_hi32 = acb->srb_phyaddr.B.phyadd_high; 1063 if(cdb_phyaddr_hi32) 1064 { 1065 CHIP_REG_WRITE32(HBC_MessageUnit,0,inbound_queueport_high, cdb_phyaddr_hi32); 1066 CHIP_REG_WRITE32(HBC_MessageUnit,0,inbound_queueport_low, ccb_post_stamp); 1067 } 1068 else 1069 { 1070 CHIP_REG_WRITE32(HBC_MessageUnit,0,inbound_queueport_low, ccb_post_stamp); 1071 } 1072 } 1073 break; 1074 } 1075 return; 1076 } 1077 /* 1078 ************************************************************************ 1079 ************************************************************************ 1080 */ 1081 static struct QBUFFER * arcmsr_get_iop_rqbuffer( struct AdapterControlBlock *acb) 1082 { 1083 struct QBUFFER *qbuffer=NULL; 1084 1085 switch (acb->adapter_type) { 1086 case ACB_ADAPTER_TYPE_A: { 1087 struct HBA_MessageUnit *phbamu=(struct HBA_MessageUnit *)acb->pmu; 1088 1089 qbuffer=(struct QBUFFER *)&phbamu->message_rbuffer; 1090 } 1091 break; 1092 case ACB_ADAPTER_TYPE_B: { 1093 struct HBB_MessageUnit *phbbmu=(struct HBB_MessageUnit *)acb->pmu; 1094 1095 qbuffer=(struct QBUFFER *)&phbbmu->hbb_rwbuffer->message_rbuffer; 1096 } 1097 break; 1098 case ACB_ADAPTER_TYPE_C: { 1099 struct HBC_MessageUnit *phbcmu=(struct HBC_MessageUnit *)acb->pmu; 1100 1101 qbuffer=(struct QBUFFER *)&phbcmu->message_rbuffer; 1102 } 1103 break; 1104 } 1105 return(qbuffer); 1106 } 1107 /* 1108 ************************************************************************ 1109 ************************************************************************ 1110 */ 1111 static struct QBUFFER * arcmsr_get_iop_wqbuffer( struct AdapterControlBlock *acb) 1112 { 1113 struct QBUFFER *qbuffer=NULL; 1114 1115 switch (acb->adapter_type) { 1116 case ACB_ADAPTER_TYPE_A: { 1117 struct HBA_MessageUnit *phbamu=(struct HBA_MessageUnit *)acb->pmu; 1118 1119 qbuffer=(struct QBUFFER *)&phbamu->message_wbuffer; 1120 } 1121 break; 1122 case ACB_ADAPTER_TYPE_B: { 1123 struct HBB_MessageUnit *phbbmu=(struct HBB_MessageUnit *)acb->pmu; 1124 1125 qbuffer=(struct QBUFFER *)&phbbmu->hbb_rwbuffer->message_wbuffer; 1126 } 1127 break; 1128 case ACB_ADAPTER_TYPE_C: { 1129 struct HBC_MessageUnit *phbcmu=(struct HBC_MessageUnit *)acb->pmu; 1130 1131 qbuffer=(struct QBUFFER *)&phbcmu->message_wbuffer; 1132 } 1133 break; 1134 } 1135 return(qbuffer); 1136 } 1137 /* 1138 ************************************************************************** 1139 ************************************************************************** 1140 */ 1141 static void arcmsr_iop_message_read(struct AdapterControlBlock *acb) 1142 { 1143 switch (acb->adapter_type) { 1144 case ACB_ADAPTER_TYPE_A: { 1145 /* let IOP know data has been read */ 1146 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_doorbell, ARCMSR_INBOUND_DRIVER_DATA_READ_OK); 1147 } 1148 break; 1149 case ACB_ADAPTER_TYPE_B: { 1150 /* let IOP know data has been read */ 1151 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_DRV2IOP_DATA_READ_OK); 1152 } 1153 break; 1154 case ACB_ADAPTER_TYPE_C: { 1155 /* let IOP know data has been read */ 1156 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK); 1157 } 1158 } 1159 return; 1160 } 1161 /* 1162 ************************************************************************** 1163 ************************************************************************** 1164 */ 1165 static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb) 1166 { 1167 switch (acb->adapter_type) { 1168 case ACB_ADAPTER_TYPE_A: { 1169 /* 1170 ** push inbound doorbell tell iop, driver data write ok 1171 ** and wait reply on next hwinterrupt for next Qbuffer post 1172 */ 1173 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_doorbell, ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK); 1174 } 1175 break; 1176 case ACB_ADAPTER_TYPE_B: { 1177 /* 1178 ** push inbound doorbell tell iop, driver data write ok 1179 ** and wait reply on next hwinterrupt for next Qbuffer post 1180 */ 1181 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_DRV2IOP_DATA_WRITE_OK); 1182 } 1183 break; 1184 case ACB_ADAPTER_TYPE_C: { 1185 /* 1186 ** push inbound doorbell tell iop, driver data write ok 1187 ** and wait reply on next hwinterrupt for next Qbuffer post 1188 */ 1189 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK); 1190 } 1191 break; 1192 } 1193 } 1194 /* 1195 ********************************************************************** 1196 ********************************************************************** 1197 */ 1198 static void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *acb) 1199 { 1200 u_int8_t *pQbuffer; 1201 struct QBUFFER *pwbuffer; 1202 u_int8_t * iop_data; 1203 int32_t allxfer_len=0; 1204 1205 pwbuffer=arcmsr_get_iop_wqbuffer(acb); 1206 iop_data=(u_int8_t *)pwbuffer->data; 1207 if(acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_READ) { 1208 acb->acb_flags &= (~ACB_F_MESSAGE_WQBUFFER_READ); 1209 while((acb->wqbuf_firstindex!=acb->wqbuf_lastindex) 1210 && (allxfer_len<124)) { 1211 pQbuffer=&acb->wqbuffer[acb->wqbuf_firstindex]; 1212 memcpy(iop_data, pQbuffer, 1); 1213 acb->wqbuf_firstindex++; 1214 acb->wqbuf_firstindex %=ARCMSR_MAX_QBUFFER; /*if last index number set it to 0 */ 1215 iop_data++; 1216 allxfer_len++; 1217 } 1218 pwbuffer->data_len=allxfer_len; 1219 /* 1220 ** push inbound doorbell and wait reply at hwinterrupt routine for next Qbuffer post 1221 */ 1222 arcmsr_iop_message_wrote(acb); 1223 } 1224 return; 1225 } 1226 /* 1227 ************************************************************************ 1228 ************************************************************************ 1229 */ 1230 static void arcmsr_stop_hba_bgrb(struct AdapterControlBlock *acb) 1231 { 1232 acb->acb_flags &=~ACB_F_MSG_START_BGRB; 1233 CHIP_REG_WRITE32(HBA_MessageUnit, 1234 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_STOP_BGRB); 1235 if(!arcmsr_hba_wait_msgint_ready(acb)) { 1236 printf("arcmsr%d: wait 'stop adapter background rebulid' timeout \n" 1237 , acb->pci_unit); 1238 } 1239 return; 1240 } 1241 /* 1242 ************************************************************************ 1243 ************************************************************************ 1244 */ 1245 static void arcmsr_stop_hbb_bgrb(struct AdapterControlBlock *acb) 1246 { 1247 acb->acb_flags &= ~ACB_F_MSG_START_BGRB; 1248 CHIP_REG_WRITE32(HBB_DOORBELL, 1249 0, drv2iop_doorbell, ARCMSR_MESSAGE_STOP_BGRB); 1250 if(!arcmsr_hbb_wait_msgint_ready(acb)) { 1251 printf( "arcmsr%d: wait 'stop adapter background rebulid' timeout \n" 1252 , acb->pci_unit); 1253 } 1254 return; 1255 } 1256 /* 1257 ************************************************************************ 1258 ************************************************************************ 1259 */ 1260 static void arcmsr_stop_hbc_bgrb(struct AdapterControlBlock *acb) 1261 { 1262 acb->acb_flags &=~ACB_F_MSG_START_BGRB; 1263 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_STOP_BGRB); 1264 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell,ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE); 1265 if(!arcmsr_hbc_wait_msgint_ready(acb)) { 1266 printf("arcmsr%d: wait 'stop adapter background rebulid' timeout \n", acb->pci_unit); 1267 } 1268 return; 1269 } 1270 /* 1271 ************************************************************************ 1272 ************************************************************************ 1273 */ 1274 static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb) 1275 { 1276 switch (acb->adapter_type) { 1277 case ACB_ADAPTER_TYPE_A: { 1278 arcmsr_stop_hba_bgrb(acb); 1279 } 1280 break; 1281 case ACB_ADAPTER_TYPE_B: { 1282 arcmsr_stop_hbb_bgrb(acb); 1283 } 1284 break; 1285 case ACB_ADAPTER_TYPE_C: { 1286 arcmsr_stop_hbc_bgrb(acb); 1287 } 1288 break; 1289 } 1290 return; 1291 } 1292 /* 1293 ************************************************************************ 1294 ************************************************************************ 1295 */ 1296 static void arcmsr_poll(struct cam_sim * psim) 1297 { 1298 struct AdapterControlBlock *acb; 1299 int mutex; 1300 1301 acb = (struct AdapterControlBlock *)cam_sim_softc(psim); 1302 mutex = mtx_owned(&acb->qbuffer_lock); 1303 if( mutex == 0 ) 1304 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 1305 arcmsr_interrupt(acb); 1306 if( mutex == 0 ) 1307 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 1308 return; 1309 } 1310 /* 1311 ************************************************************************** 1312 ************************************************************************** 1313 */ 1314 static void arcmsr_iop2drv_data_wrote_handle(struct AdapterControlBlock *acb) 1315 { 1316 struct QBUFFER *prbuffer; 1317 u_int8_t *pQbuffer; 1318 u_int8_t *iop_data; 1319 int my_empty_len, iop_len, rqbuf_firstindex, rqbuf_lastindex; 1320 1321 /*check this iop data if overflow my rqbuffer*/ 1322 rqbuf_lastindex=acb->rqbuf_lastindex; 1323 rqbuf_firstindex=acb->rqbuf_firstindex; 1324 prbuffer=arcmsr_get_iop_rqbuffer(acb); 1325 iop_data=(u_int8_t *)prbuffer->data; 1326 iop_len=prbuffer->data_len; 1327 my_empty_len=(rqbuf_firstindex-rqbuf_lastindex-1)&(ARCMSR_MAX_QBUFFER-1); 1328 if(my_empty_len>=iop_len) { 1329 while(iop_len > 0) { 1330 pQbuffer=&acb->rqbuffer[rqbuf_lastindex]; 1331 memcpy(pQbuffer, iop_data, 1); 1332 rqbuf_lastindex++; 1333 rqbuf_lastindex %= ARCMSR_MAX_QBUFFER;/*if last index number set it to 0 */ 1334 iop_data++; 1335 iop_len--; 1336 } 1337 acb->rqbuf_lastindex=rqbuf_lastindex; 1338 arcmsr_iop_message_read(acb); 1339 /*signature, let IOP know data has been read */ 1340 } else { 1341 acb->acb_flags|=ACB_F_IOPDATA_OVERFLOW; 1342 } 1343 return; 1344 } 1345 /* 1346 ************************************************************************** 1347 ************************************************************************** 1348 */ 1349 static void arcmsr_iop2drv_data_read_handle(struct AdapterControlBlock *acb) 1350 { 1351 acb->acb_flags |= ACB_F_MESSAGE_WQBUFFER_READ; 1352 /* 1353 ***************************************************************** 1354 ** check if there are any mail packages from user space program 1355 ** in my post bag, now is the time to send them into Areca's firmware 1356 ***************************************************************** 1357 */ 1358 if(acb->wqbuf_firstindex!=acb->wqbuf_lastindex) { 1359 u_int8_t *pQbuffer; 1360 struct QBUFFER *pwbuffer; 1361 u_int8_t *iop_data; 1362 int allxfer_len=0; 1363 1364 acb->acb_flags &= (~ACB_F_MESSAGE_WQBUFFER_READ); 1365 pwbuffer=arcmsr_get_iop_wqbuffer(acb); 1366 iop_data=(u_int8_t *)pwbuffer->data; 1367 while((acb->wqbuf_firstindex!=acb->wqbuf_lastindex) 1368 && (allxfer_len<124)) { 1369 pQbuffer=&acb->wqbuffer[acb->wqbuf_firstindex]; 1370 memcpy(iop_data, pQbuffer, 1); 1371 acb->wqbuf_firstindex++; 1372 acb->wqbuf_firstindex %=ARCMSR_MAX_QBUFFER; /*if last index number set it to 0 */ 1373 iop_data++; 1374 allxfer_len++; 1375 } 1376 pwbuffer->data_len=allxfer_len; 1377 /* 1378 ** push inbound doorbell tell iop driver data write ok 1379 ** and wait reply on next hwinterrupt for next Qbuffer post 1380 */ 1381 arcmsr_iop_message_wrote(acb); 1382 } 1383 if(acb->wqbuf_firstindex==acb->wqbuf_lastindex) { 1384 acb->acb_flags |= ACB_F_MESSAGE_WQBUFFER_CLEARED; 1385 } 1386 return; 1387 } 1388 1389 static void arcmsr_rescanLun_cb(struct cam_periph *periph, union ccb *ccb) 1390 { 1391 /* 1392 if (ccb->ccb_h.status != CAM_REQ_CMP) 1393 printf("arcmsr_rescanLun_cb: Rescan Target=%x, lun=%x, failure status=%x\n",ccb->ccb_h.target_id,ccb->ccb_h.target_lun,ccb->ccb_h.status); 1394 else 1395 printf("arcmsr_rescanLun_cb: Rescan lun successfully!\n"); 1396 */ 1397 xpt_free_path(ccb->ccb_h.path); 1398 xpt_free_ccb(ccb); 1399 } 1400 1401 static void arcmsr_rescan_lun(struct AdapterControlBlock *acb, int target, int lun) 1402 { 1403 struct cam_path *path; 1404 union ccb *ccb; 1405 1406 if ((ccb = (union ccb *)xpt_alloc_ccb_nowait()) == NULL) 1407 return; 1408 if (xpt_create_path(&path, xpt_periph, cam_sim_path(acb->psim), target, lun) != CAM_REQ_CMP) 1409 { 1410 xpt_free_ccb(ccb); 1411 return; 1412 } 1413 /* printf("arcmsr_rescan_lun: Rescan Target=%x, Lun=%x\n", target, lun); */ 1414 bzero(ccb, sizeof(union ccb)); 1415 xpt_setup_ccb(&ccb->ccb_h, path, 5); 1416 ccb->ccb_h.func_code = XPT_SCAN_LUN; 1417 ccb->ccb_h.cbfcnp = arcmsr_rescanLun_cb; 1418 ccb->crcn.flags = CAM_FLAG_NONE; 1419 xpt_action(ccb); 1420 return; 1421 } 1422 1423 1424 static void arcmsr_abort_dr_ccbs(struct AdapterControlBlock *acb, int target, int lun) 1425 { 1426 struct CommandControlBlock *srb; 1427 u_int32_t intmask_org; 1428 int i; 1429 1430 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 1431 /* disable all outbound interrupts */ 1432 intmask_org = arcmsr_disable_allintr(acb); 1433 for (i = 0; i < ARCMSR_MAX_FREESRB_NUM; i++) 1434 { 1435 srb = acb->psrb_pool[i]; 1436 if (srb->srb_state == ARCMSR_SRB_START) 1437 { 1438 if((target == srb->pccb->ccb_h.target_id) && (lun == srb->pccb->ccb_h.target_lun)) 1439 { 1440 srb->srb_state = ARCMSR_SRB_ABORTED; 1441 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED; 1442 arcmsr_srb_complete(srb, 1); 1443 printf("arcmsr%d: abort scsi id %d lun %d srb=%p \n", acb->pci_unit, target, lun, srb); 1444 } 1445 } 1446 } 1447 /* enable outbound Post Queue, outbound doorbell Interrupt */ 1448 arcmsr_enable_allintr(acb, intmask_org); 1449 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 1450 } 1451 1452 1453 /* 1454 ************************************************************************** 1455 ************************************************************************** 1456 */ 1457 static void arcmsr_dr_handle(struct AdapterControlBlock *acb) { 1458 u_int32_t devicemap; 1459 u_int32_t target, lun; 1460 u_int32_t deviceMapCurrent[4]={0}; 1461 u_int8_t *pDevMap; 1462 1463 switch (acb->adapter_type) { 1464 case ACB_ADAPTER_TYPE_A: 1465 devicemap = offsetof(struct HBA_MessageUnit, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]); 1466 for (target= 0; target < 4; target++) 1467 { 1468 deviceMapCurrent[target]=bus_space_read_4(acb->btag[0], acb->bhandle[0], devicemap); 1469 devicemap += 4; 1470 } 1471 break; 1472 1473 case ACB_ADAPTER_TYPE_B: 1474 devicemap = offsetof(struct HBB_RWBUFFER, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]); 1475 for (target= 0; target < 4; target++) 1476 { 1477 deviceMapCurrent[target]=bus_space_read_4(acb->btag[1], acb->bhandle[1], devicemap); 1478 devicemap += 4; 1479 } 1480 break; 1481 1482 case ACB_ADAPTER_TYPE_C: 1483 devicemap = offsetof(struct HBC_MessageUnit, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]); 1484 for (target= 0; target < 4; target++) 1485 { 1486 deviceMapCurrent[target]=bus_space_read_4(acb->btag[0], acb->bhandle[0], devicemap); 1487 devicemap += 4; 1488 } 1489 break; 1490 } 1491 if(acb->acb_flags & ACB_F_BUS_HANG_ON) 1492 { 1493 acb->acb_flags &= ~ACB_F_BUS_HANG_ON; 1494 } 1495 /* 1496 ** adapter posted CONFIG message 1497 ** copy the new map, note if there are differences with the current map 1498 */ 1499 pDevMap = (u_int8_t *)&deviceMapCurrent[0]; 1500 for (target= 0; target < ARCMSR_MAX_TARGETID - 1; target++) 1501 { 1502 if (*pDevMap != acb->device_map[target]) 1503 { 1504 u_int8_t difference, bit_check; 1505 1506 difference= *pDevMap ^ acb->device_map[target]; 1507 for(lun=0; lun < ARCMSR_MAX_TARGETLUN; lun++) 1508 { 1509 bit_check=(1 << lun); /*check bit from 0....31*/ 1510 if(difference & bit_check) 1511 { 1512 if(acb->device_map[target] & bit_check) 1513 {/* unit departed */ 1514 printf("arcmsr_dr_handle: Target=%x, lun=%x, GONE!!!\n",target,lun); 1515 arcmsr_abort_dr_ccbs(acb, target, lun); 1516 arcmsr_rescan_lun(acb, target, lun); 1517 acb->devstate[target][lun] = ARECA_RAID_GONE; 1518 } 1519 else 1520 {/* unit arrived */ 1521 printf("arcmsr_dr_handle: Target=%x, lun=%x, Plug-IN!!!\n",target,lun); 1522 arcmsr_rescan_lun(acb, target, lun); 1523 acb->devstate[target][lun] = ARECA_RAID_GOOD; 1524 } 1525 } 1526 } 1527 /* printf("arcmsr_dr_handle: acb->device_map[%x]=0x%x, deviceMapCurrent[%x]=%x\n",target,acb->device_map[target],target,*pDevMap); */ 1528 acb->device_map[target]= *pDevMap; 1529 } 1530 pDevMap++; 1531 } 1532 } 1533 /* 1534 ************************************************************************** 1535 ************************************************************************** 1536 */ 1537 static void arcmsr_hba_message_isr(struct AdapterControlBlock *acb) { 1538 u_int32_t outbound_message; 1539 1540 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, ARCMSR_MU_OUTBOUND_MESSAGE0_INT); 1541 outbound_message = CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[0]); 1542 if (outbound_message == ARCMSR_SIGNATURE_GET_CONFIG) 1543 arcmsr_dr_handle( acb ); 1544 } 1545 /* 1546 ************************************************************************** 1547 ************************************************************************** 1548 */ 1549 static void arcmsr_hbb_message_isr(struct AdapterControlBlock *acb) { 1550 u_int32_t outbound_message; 1551 1552 /* clear interrupts */ 1553 CHIP_REG_WRITE32(HBB_DOORBELL, 0, iop2drv_doorbell, ARCMSR_MESSAGE_INT_CLEAR_PATTERN); 1554 outbound_message = CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[0]); 1555 if (outbound_message == ARCMSR_SIGNATURE_GET_CONFIG) 1556 arcmsr_dr_handle( acb ); 1557 } 1558 /* 1559 ************************************************************************** 1560 ************************************************************************** 1561 */ 1562 static void arcmsr_hbc_message_isr(struct AdapterControlBlock *acb) { 1563 u_int32_t outbound_message; 1564 1565 CHIP_REG_WRITE32(HBC_MessageUnit, 0, outbound_doorbell_clear, ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR); 1566 outbound_message = CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[0]); 1567 if (outbound_message == ARCMSR_SIGNATURE_GET_CONFIG) 1568 arcmsr_dr_handle( acb ); 1569 } 1570 /* 1571 ************************************************************************** 1572 ************************************************************************** 1573 */ 1574 static void arcmsr_hba_doorbell_isr(struct AdapterControlBlock *acb) 1575 { 1576 u_int32_t outbound_doorbell; 1577 1578 /* 1579 ******************************************************************* 1580 ** Maybe here we need to check wrqbuffer_lock is lock or not 1581 ** DOORBELL: din! don! 1582 ** check if there are any mail need to pack from firmware 1583 ******************************************************************* 1584 */ 1585 outbound_doorbell=CHIP_REG_READ32(HBA_MessageUnit, 1586 0, outbound_doorbell); 1587 CHIP_REG_WRITE32(HBA_MessageUnit, 1588 0, outbound_doorbell, outbound_doorbell); /* clear doorbell interrupt */ 1589 if(outbound_doorbell & ARCMSR_OUTBOUND_IOP331_DATA_WRITE_OK) { 1590 arcmsr_iop2drv_data_wrote_handle(acb); 1591 } 1592 if(outbound_doorbell & ARCMSR_OUTBOUND_IOP331_DATA_READ_OK) { 1593 arcmsr_iop2drv_data_read_handle(acb); 1594 } 1595 return; 1596 } 1597 /* 1598 ************************************************************************** 1599 ************************************************************************** 1600 */ 1601 static void arcmsr_hbc_doorbell_isr(struct AdapterControlBlock *acb) 1602 { 1603 u_int32_t outbound_doorbell; 1604 1605 /* 1606 ******************************************************************* 1607 ** Maybe here we need to check wrqbuffer_lock is lock or not 1608 ** DOORBELL: din! don! 1609 ** check if there are any mail need to pack from firmware 1610 ******************************************************************* 1611 */ 1612 outbound_doorbell=CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_doorbell); 1613 CHIP_REG_WRITE32(HBC_MessageUnit, 0, outbound_doorbell_clear, outbound_doorbell); /* clear doorbell interrupt */ 1614 if(outbound_doorbell & ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK) { 1615 arcmsr_iop2drv_data_wrote_handle(acb); 1616 } 1617 if(outbound_doorbell & ARCMSR_HBCMU_IOP2DRV_DATA_READ_OK) { 1618 arcmsr_iop2drv_data_read_handle(acb); 1619 } 1620 if(outbound_doorbell & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) { 1621 arcmsr_hbc_message_isr(acb); /* messenger of "driver to iop commands" */ 1622 } 1623 return; 1624 } 1625 /* 1626 ************************************************************************** 1627 ************************************************************************** 1628 */ 1629 static void arcmsr_hba_postqueue_isr(struct AdapterControlBlock *acb) 1630 { 1631 u_int32_t flag_srb; 1632 u_int16_t error; 1633 1634 /* 1635 ***************************************************************************** 1636 ** areca cdb command done 1637 ***************************************************************************** 1638 */ 1639 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, 1640 BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE); 1641 while((flag_srb=CHIP_REG_READ32(HBA_MessageUnit, 1642 0, outbound_queueport)) != 0xFFFFFFFF) { 1643 /* check if command done with no error*/ 1644 error=(flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE; 1645 arcmsr_drain_donequeue(acb, flag_srb, error); 1646 } /*drain reply FIFO*/ 1647 return; 1648 } 1649 /* 1650 ************************************************************************** 1651 ************************************************************************** 1652 */ 1653 static void arcmsr_hbb_postqueue_isr(struct AdapterControlBlock *acb) 1654 { 1655 struct HBB_MessageUnit *phbbmu=(struct HBB_MessageUnit *)acb->pmu; 1656 u_int32_t flag_srb; 1657 int index; 1658 u_int16_t error; 1659 1660 /* 1661 ***************************************************************************** 1662 ** areca cdb command done 1663 ***************************************************************************** 1664 */ 1665 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, 1666 BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE); 1667 index=phbbmu->doneq_index; 1668 while((flag_srb=phbbmu->done_qbuffer[index]) != 0) { 1669 phbbmu->done_qbuffer[index]=0; 1670 index++; 1671 index %= ARCMSR_MAX_HBB_POSTQUEUE; /*if last index number set it to 0 */ 1672 phbbmu->doneq_index=index; 1673 /* check if command done with no error*/ 1674 error=(flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE; 1675 arcmsr_drain_donequeue(acb, flag_srb, error); 1676 } /*drain reply FIFO*/ 1677 return; 1678 } 1679 /* 1680 ************************************************************************** 1681 ************************************************************************** 1682 */ 1683 static void arcmsr_hbc_postqueue_isr(struct AdapterControlBlock *acb) 1684 { 1685 u_int32_t flag_srb,throttling=0; 1686 u_int16_t error; 1687 1688 /* 1689 ***************************************************************************** 1690 ** areca cdb command done 1691 ***************************************************************************** 1692 */ 1693 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE); 1694 1695 while(CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) { 1696 1697 flag_srb=CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_queueport_low); 1698 /* check if command done with no error*/ 1699 error=(flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1)?TRUE:FALSE; 1700 arcmsr_drain_donequeue(acb, flag_srb, error); 1701 if(throttling==ARCMSR_HBC_ISR_THROTTLING_LEVEL) { 1702 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell,ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING); 1703 break; 1704 } 1705 throttling++; 1706 } /*drain reply FIFO*/ 1707 return; 1708 } 1709 /* 1710 ********************************************************************** 1711 ********************************************************************** 1712 */ 1713 static void arcmsr_handle_hba_isr( struct AdapterControlBlock *acb) 1714 { 1715 u_int32_t outbound_intstatus; 1716 /* 1717 ********************************************* 1718 ** check outbound intstatus 1719 ********************************************* 1720 */ 1721 outbound_intstatus=CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intstatus) & acb->outbound_int_enable; 1722 if(!outbound_intstatus) { 1723 /*it must be share irq*/ 1724 return; 1725 } 1726 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, outbound_intstatus);/*clear interrupt*/ 1727 /* MU doorbell interrupts*/ 1728 if(outbound_intstatus & ARCMSR_MU_OUTBOUND_DOORBELL_INT) { 1729 arcmsr_hba_doorbell_isr(acb); 1730 } 1731 /* MU post queue interrupts*/ 1732 if(outbound_intstatus & ARCMSR_MU_OUTBOUND_POSTQUEUE_INT) { 1733 arcmsr_hba_postqueue_isr(acb); 1734 } 1735 if(outbound_intstatus & ARCMSR_MU_OUTBOUND_MESSAGE0_INT) { 1736 arcmsr_hba_message_isr(acb); 1737 } 1738 return; 1739 } 1740 /* 1741 ********************************************************************** 1742 ********************************************************************** 1743 */ 1744 static void arcmsr_handle_hbb_isr( struct AdapterControlBlock *acb) 1745 { 1746 u_int32_t outbound_doorbell; 1747 /* 1748 ********************************************* 1749 ** check outbound intstatus 1750 ********************************************* 1751 */ 1752 outbound_doorbell=CHIP_REG_READ32(HBB_DOORBELL, 0, iop2drv_doorbell) & acb->outbound_int_enable; 1753 if(!outbound_doorbell) { 1754 /*it must be share irq*/ 1755 return; 1756 } 1757 CHIP_REG_WRITE32(HBB_DOORBELL, 0, iop2drv_doorbell, ~outbound_doorbell); /* clear doorbell interrupt */ 1758 CHIP_REG_READ32(HBB_DOORBELL, 0, iop2drv_doorbell); 1759 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_DRV2IOP_END_OF_INTERRUPT); 1760 /* MU ioctl transfer doorbell interrupts*/ 1761 if(outbound_doorbell & ARCMSR_IOP2DRV_DATA_WRITE_OK) { 1762 arcmsr_iop2drv_data_wrote_handle(acb); 1763 } 1764 if(outbound_doorbell & ARCMSR_IOP2DRV_DATA_READ_OK) { 1765 arcmsr_iop2drv_data_read_handle(acb); 1766 } 1767 /* MU post queue interrupts*/ 1768 if(outbound_doorbell & ARCMSR_IOP2DRV_CDB_DONE) { 1769 arcmsr_hbb_postqueue_isr(acb); 1770 } 1771 if(outbound_doorbell & ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) { 1772 arcmsr_hbb_message_isr(acb); 1773 } 1774 return; 1775 } 1776 /* 1777 ********************************************************************** 1778 ********************************************************************** 1779 */ 1780 static void arcmsr_handle_hbc_isr( struct AdapterControlBlock *acb) 1781 { 1782 u_int32_t host_interrupt_status; 1783 /* 1784 ********************************************* 1785 ** check outbound intstatus 1786 ********************************************* 1787 */ 1788 host_interrupt_status=CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_status); 1789 if(!host_interrupt_status) { 1790 /*it must be share irq*/ 1791 return; 1792 } 1793 /* MU doorbell interrupts*/ 1794 if(host_interrupt_status & ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR) { 1795 arcmsr_hbc_doorbell_isr(acb); 1796 } 1797 /* MU post queue interrupts*/ 1798 if(host_interrupt_status & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) { 1799 arcmsr_hbc_postqueue_isr(acb); 1800 } 1801 return; 1802 } 1803 /* 1804 ****************************************************************************** 1805 ****************************************************************************** 1806 */ 1807 static void arcmsr_interrupt(struct AdapterControlBlock *acb) 1808 { 1809 switch (acb->adapter_type) { 1810 case ACB_ADAPTER_TYPE_A: 1811 arcmsr_handle_hba_isr(acb); 1812 break; 1813 case ACB_ADAPTER_TYPE_B: 1814 arcmsr_handle_hbb_isr(acb); 1815 break; 1816 case ACB_ADAPTER_TYPE_C: 1817 arcmsr_handle_hbc_isr(acb); 1818 break; 1819 default: 1820 printf("arcmsr%d: interrupt service," 1821 " unknow adapter type =%d\n", acb->pci_unit, acb->adapter_type); 1822 break; 1823 } 1824 return; 1825 } 1826 /* 1827 ********************************************************************** 1828 ********************************************************************** 1829 */ 1830 static void arcmsr_intr_handler(void *arg) 1831 { 1832 struct AdapterControlBlock *acb=(struct AdapterControlBlock *)arg; 1833 1834 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 1835 arcmsr_interrupt(acb); 1836 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 1837 } 1838 /* 1839 ****************************************************************************** 1840 ****************************************************************************** 1841 */ 1842 static void arcmsr_polling_devmap(void* arg) 1843 { 1844 struct AdapterControlBlock *acb = (struct AdapterControlBlock *)arg; 1845 switch (acb->adapter_type) { 1846 case ACB_ADAPTER_TYPE_A: 1847 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG); 1848 break; 1849 1850 case ACB_ADAPTER_TYPE_B: 1851 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_MESSAGE_GET_CONFIG); 1852 break; 1853 1854 case ACB_ADAPTER_TYPE_C: 1855 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG); 1856 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE); 1857 break; 1858 } 1859 1860 if((acb->acb_flags & ACB_F_SCSISTOPADAPTER) == 0) 1861 { 1862 callout_reset(&acb->devmap_callout, 5 * hz, arcmsr_polling_devmap, acb); /* polling per 5 seconds */ 1863 } 1864 } 1865 1866 /* 1867 ******************************************************************************* 1868 ** 1869 ******************************************************************************* 1870 */ 1871 static void arcmsr_iop_parking(struct AdapterControlBlock *acb) 1872 { 1873 u_int32_t intmask_org; 1874 1875 if(acb!=NULL) { 1876 /* stop adapter background rebuild */ 1877 if(acb->acb_flags & ACB_F_MSG_START_BGRB) { 1878 intmask_org = arcmsr_disable_allintr(acb); 1879 arcmsr_stop_adapter_bgrb(acb); 1880 arcmsr_flush_adapter_cache(acb); 1881 arcmsr_enable_allintr(acb, intmask_org); 1882 } 1883 } 1884 } 1885 /* 1886 *********************************************************************** 1887 ** 1888 ************************************************************************ 1889 */ 1890 u_int32_t arcmsr_iop_ioctlcmd(struct AdapterControlBlock *acb, u_int32_t ioctl_cmd, caddr_t arg) 1891 { 1892 struct CMD_MESSAGE_FIELD * pcmdmessagefld; 1893 u_int32_t retvalue=EINVAL; 1894 1895 pcmdmessagefld=(struct CMD_MESSAGE_FIELD *) arg; 1896 if(memcmp(pcmdmessagefld->cmdmessage.Signature, "ARCMSR", 6)!=0) { 1897 return retvalue; 1898 } 1899 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 1900 switch(ioctl_cmd) { 1901 case ARCMSR_MESSAGE_READ_RQBUFFER: { 1902 u_int8_t * pQbuffer; 1903 u_int8_t * ptmpQbuffer=pcmdmessagefld->messagedatabuffer; 1904 u_int32_t allxfer_len=0; 1905 1906 while((acb->rqbuf_firstindex!=acb->rqbuf_lastindex) 1907 && (allxfer_len<1031)) { 1908 /*copy READ QBUFFER to srb*/ 1909 pQbuffer= &acb->rqbuffer[acb->rqbuf_firstindex]; 1910 memcpy(ptmpQbuffer, pQbuffer, 1); 1911 acb->rqbuf_firstindex++; 1912 acb->rqbuf_firstindex %= ARCMSR_MAX_QBUFFER; 1913 /*if last index number set it to 0 */ 1914 ptmpQbuffer++; 1915 allxfer_len++; 1916 } 1917 if(acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { 1918 struct QBUFFER * prbuffer; 1919 u_int8_t * iop_data; 1920 u_int32_t iop_len; 1921 1922 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; 1923 prbuffer=arcmsr_get_iop_rqbuffer(acb); 1924 iop_data=(u_int8_t *)prbuffer->data; 1925 iop_len=(u_int32_t)prbuffer->data_len; 1926 /*this iop data does no chance to make me overflow again here, so just do it*/ 1927 while(iop_len>0) { 1928 pQbuffer= &acb->rqbuffer[acb->rqbuf_lastindex]; 1929 memcpy(pQbuffer, iop_data, 1); 1930 acb->rqbuf_lastindex++; 1931 acb->rqbuf_lastindex %= ARCMSR_MAX_QBUFFER; 1932 /*if last index number set it to 0 */ 1933 iop_data++; 1934 iop_len--; 1935 } 1936 arcmsr_iop_message_read(acb); 1937 /*signature, let IOP know data has been readed */ 1938 } 1939 pcmdmessagefld->cmdmessage.Length=allxfer_len; 1940 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_OK; 1941 retvalue=ARCMSR_MESSAGE_SUCCESS; 1942 } 1943 break; 1944 case ARCMSR_MESSAGE_WRITE_WQBUFFER: { 1945 u_int32_t my_empty_len, user_len, wqbuf_firstindex, wqbuf_lastindex; 1946 u_int8_t * pQbuffer; 1947 u_int8_t * ptmpuserbuffer=pcmdmessagefld->messagedatabuffer; 1948 1949 user_len=pcmdmessagefld->cmdmessage.Length; 1950 /*check if data xfer length of this request will overflow my array qbuffer */ 1951 wqbuf_lastindex=acb->wqbuf_lastindex; 1952 wqbuf_firstindex=acb->wqbuf_firstindex; 1953 if(wqbuf_lastindex!=wqbuf_firstindex) { 1954 arcmsr_post_ioctldata2iop(acb); 1955 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_ERROR; 1956 } else { 1957 my_empty_len=(wqbuf_firstindex-wqbuf_lastindex-1)&(ARCMSR_MAX_QBUFFER-1); 1958 if(my_empty_len>=user_len) { 1959 while(user_len>0) { 1960 /*copy srb data to wqbuffer*/ 1961 pQbuffer= &acb->wqbuffer[acb->wqbuf_lastindex]; 1962 memcpy(pQbuffer, ptmpuserbuffer, 1); 1963 acb->wqbuf_lastindex++; 1964 acb->wqbuf_lastindex %= ARCMSR_MAX_QBUFFER; 1965 /*if last index number set it to 0 */ 1966 ptmpuserbuffer++; 1967 user_len--; 1968 } 1969 /*post fist Qbuffer*/ 1970 if(acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_CLEARED) { 1971 acb->acb_flags &=~ACB_F_MESSAGE_WQBUFFER_CLEARED; 1972 arcmsr_post_ioctldata2iop(acb); 1973 } 1974 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_OK; 1975 } else { 1976 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_ERROR; 1977 } 1978 } 1979 retvalue=ARCMSR_MESSAGE_SUCCESS; 1980 } 1981 break; 1982 case ARCMSR_MESSAGE_CLEAR_RQBUFFER: { 1983 u_int8_t * pQbuffer=acb->rqbuffer; 1984 1985 if(acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { 1986 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; 1987 arcmsr_iop_message_read(acb); 1988 /*signature, let IOP know data has been readed */ 1989 } 1990 acb->acb_flags |= ACB_F_MESSAGE_RQBUFFER_CLEARED; 1991 acb->rqbuf_firstindex=0; 1992 acb->rqbuf_lastindex=0; 1993 memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER); 1994 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_OK; 1995 retvalue=ARCMSR_MESSAGE_SUCCESS; 1996 } 1997 break; 1998 case ARCMSR_MESSAGE_CLEAR_WQBUFFER: 1999 { 2000 u_int8_t * pQbuffer=acb->wqbuffer; 2001 2002 if(acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { 2003 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; 2004 arcmsr_iop_message_read(acb); 2005 /*signature, let IOP know data has been readed */ 2006 } 2007 acb->acb_flags |= (ACB_F_MESSAGE_WQBUFFER_CLEARED|ACB_F_MESSAGE_WQBUFFER_READ); 2008 acb->wqbuf_firstindex=0; 2009 acb->wqbuf_lastindex=0; 2010 memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER); 2011 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_OK; 2012 retvalue=ARCMSR_MESSAGE_SUCCESS; 2013 } 2014 break; 2015 case ARCMSR_MESSAGE_CLEAR_ALLQBUFFER: { 2016 u_int8_t * pQbuffer; 2017 2018 if(acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { 2019 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; 2020 arcmsr_iop_message_read(acb); 2021 /*signature, let IOP know data has been readed */ 2022 } 2023 acb->acb_flags |= (ACB_F_MESSAGE_WQBUFFER_CLEARED 2024 |ACB_F_MESSAGE_RQBUFFER_CLEARED 2025 |ACB_F_MESSAGE_WQBUFFER_READ); 2026 acb->rqbuf_firstindex=0; 2027 acb->rqbuf_lastindex=0; 2028 acb->wqbuf_firstindex=0; 2029 acb->wqbuf_lastindex=0; 2030 pQbuffer=acb->rqbuffer; 2031 memset(pQbuffer, 0, sizeof(struct QBUFFER)); 2032 pQbuffer=acb->wqbuffer; 2033 memset(pQbuffer, 0, sizeof(struct QBUFFER)); 2034 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_OK; 2035 retvalue=ARCMSR_MESSAGE_SUCCESS; 2036 } 2037 break; 2038 case ARCMSR_MESSAGE_REQUEST_RETURNCODE_3F: { 2039 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_3F; 2040 retvalue=ARCMSR_MESSAGE_SUCCESS; 2041 } 2042 break; 2043 case ARCMSR_MESSAGE_SAY_HELLO: { 2044 u_int8_t * hello_string="Hello! I am ARCMSR"; 2045 u_int8_t * puserbuffer=(u_int8_t *)pcmdmessagefld->messagedatabuffer; 2046 2047 if(memcpy(puserbuffer, hello_string, (int16_t)strlen(hello_string))) { 2048 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_ERROR; 2049 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 2050 return ENOIOCTL; 2051 } 2052 pcmdmessagefld->cmdmessage.ReturnCode=ARCMSR_MESSAGE_RETURNCODE_OK; 2053 retvalue=ARCMSR_MESSAGE_SUCCESS; 2054 } 2055 break; 2056 case ARCMSR_MESSAGE_SAY_GOODBYE: { 2057 arcmsr_iop_parking(acb); 2058 retvalue=ARCMSR_MESSAGE_SUCCESS; 2059 } 2060 break; 2061 case ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE: { 2062 arcmsr_flush_adapter_cache(acb); 2063 retvalue=ARCMSR_MESSAGE_SUCCESS; 2064 } 2065 break; 2066 } 2067 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 2068 return retvalue; 2069 } 2070 /* 2071 ************************************************************************** 2072 ************************************************************************** 2073 */ 2074 static void arcmsr_free_srb(struct CommandControlBlock *srb) 2075 { 2076 struct AdapterControlBlock *acb; 2077 int mutex; 2078 2079 acb = srb->acb; 2080 mutex = mtx_owned(&acb->qbuffer_lock); 2081 if( mutex == 0 ) 2082 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 2083 srb->srb_state=ARCMSR_SRB_DONE; 2084 srb->srb_flags=0; 2085 acb->srbworkingQ[acb->workingsrb_doneindex]=srb; 2086 acb->workingsrb_doneindex++; 2087 acb->workingsrb_doneindex %= ARCMSR_MAX_FREESRB_NUM; 2088 if( mutex == 0 ) 2089 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 2090 } 2091 /* 2092 ************************************************************************** 2093 ************************************************************************** 2094 */ 2095 struct CommandControlBlock * arcmsr_get_freesrb(struct AdapterControlBlock *acb) 2096 { 2097 struct CommandControlBlock *srb=NULL; 2098 u_int32_t workingsrb_startindex, workingsrb_doneindex; 2099 int mutex; 2100 2101 mutex = mtx_owned(&acb->qbuffer_lock); 2102 if( mutex == 0 ) 2103 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 2104 workingsrb_doneindex=acb->workingsrb_doneindex; 2105 workingsrb_startindex=acb->workingsrb_startindex; 2106 srb=acb->srbworkingQ[workingsrb_startindex]; 2107 workingsrb_startindex++; 2108 workingsrb_startindex %= ARCMSR_MAX_FREESRB_NUM; 2109 if(workingsrb_doneindex!=workingsrb_startindex) { 2110 acb->workingsrb_startindex=workingsrb_startindex; 2111 } else { 2112 srb=NULL; 2113 } 2114 if( mutex == 0 ) 2115 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 2116 return(srb); 2117 } 2118 /* 2119 ************************************************************************** 2120 ************************************************************************** 2121 */ 2122 static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, union ccb * pccb) 2123 { 2124 struct CMD_MESSAGE_FIELD * pcmdmessagefld; 2125 int retvalue = 0, transfer_len = 0; 2126 char *buffer; 2127 u_int32_t controlcode = (u_int32_t ) pccb->csio.cdb_io.cdb_bytes[5] << 24 | 2128 (u_int32_t ) pccb->csio.cdb_io.cdb_bytes[6] << 16 | 2129 (u_int32_t ) pccb->csio.cdb_io.cdb_bytes[7] << 8 | 2130 (u_int32_t ) pccb->csio.cdb_io.cdb_bytes[8]; 2131 /* 4 bytes: Areca io control code */ 2132 if((pccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) { 2133 buffer = pccb->csio.data_ptr; 2134 transfer_len = pccb->csio.dxfer_len; 2135 } else { 2136 retvalue = ARCMSR_MESSAGE_FAIL; 2137 goto message_out; 2138 } 2139 if (transfer_len > sizeof(struct CMD_MESSAGE_FIELD)) { 2140 retvalue = ARCMSR_MESSAGE_FAIL; 2141 goto message_out; 2142 } 2143 pcmdmessagefld = (struct CMD_MESSAGE_FIELD *) buffer; 2144 switch(controlcode) { 2145 case ARCMSR_MESSAGE_READ_RQBUFFER: { 2146 u_int8_t *pQbuffer; 2147 u_int8_t *ptmpQbuffer=pcmdmessagefld->messagedatabuffer; 2148 int32_t allxfer_len = 0; 2149 2150 while ((acb->rqbuf_firstindex != acb->rqbuf_lastindex) 2151 && (allxfer_len < 1031)) { 2152 pQbuffer = &acb->rqbuffer[acb->rqbuf_firstindex]; 2153 memcpy(ptmpQbuffer, pQbuffer, 1); 2154 acb->rqbuf_firstindex++; 2155 acb->rqbuf_firstindex %= ARCMSR_MAX_QBUFFER; 2156 ptmpQbuffer++; 2157 allxfer_len++; 2158 } 2159 if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { 2160 struct QBUFFER *prbuffer; 2161 u_int8_t *iop_data; 2162 int32_t iop_len; 2163 2164 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; 2165 prbuffer=arcmsr_get_iop_rqbuffer(acb); 2166 iop_data = (u_int8_t *)prbuffer->data; 2167 iop_len =(u_int32_t)prbuffer->data_len; 2168 while (iop_len > 0) { 2169 pQbuffer= &acb->rqbuffer[acb->rqbuf_lastindex]; 2170 memcpy(pQbuffer, iop_data, 1); 2171 acb->rqbuf_lastindex++; 2172 acb->rqbuf_lastindex %= ARCMSR_MAX_QBUFFER; 2173 iop_data++; 2174 iop_len--; 2175 } 2176 arcmsr_iop_message_read(acb); 2177 } 2178 pcmdmessagefld->cmdmessage.Length = allxfer_len; 2179 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK; 2180 retvalue=ARCMSR_MESSAGE_SUCCESS; 2181 } 2182 break; 2183 case ARCMSR_MESSAGE_WRITE_WQBUFFER: { 2184 int32_t my_empty_len, user_len, wqbuf_firstindex, wqbuf_lastindex; 2185 u_int8_t *pQbuffer; 2186 u_int8_t *ptmpuserbuffer=pcmdmessagefld->messagedatabuffer; 2187 2188 user_len = pcmdmessagefld->cmdmessage.Length; 2189 wqbuf_lastindex = acb->wqbuf_lastindex; 2190 wqbuf_firstindex = acb->wqbuf_firstindex; 2191 if (wqbuf_lastindex != wqbuf_firstindex) { 2192 arcmsr_post_ioctldata2iop(acb); 2193 /* has error report sensedata */ 2194 if(&pccb->csio.sense_data) { 2195 ((u_int8_t *)&pccb->csio.sense_data)[0] = (0x1 << 7 | 0x70); 2196 /* Valid,ErrorCode */ 2197 ((u_int8_t *)&pccb->csio.sense_data)[2] = 0x05; 2198 /* FileMark,EndOfMedia,IncorrectLength,Reserved,SenseKey */ 2199 ((u_int8_t *)&pccb->csio.sense_data)[7] = 0x0A; 2200 /* AdditionalSenseLength */ 2201 ((u_int8_t *)&pccb->csio.sense_data)[12] = 0x20; 2202 /* AdditionalSenseCode */ 2203 } 2204 retvalue = ARCMSR_MESSAGE_FAIL; 2205 } else { 2206 my_empty_len = (wqbuf_firstindex-wqbuf_lastindex - 1) 2207 &(ARCMSR_MAX_QBUFFER - 1); 2208 if (my_empty_len >= user_len) { 2209 while (user_len > 0) { 2210 pQbuffer = &acb->wqbuffer[acb->wqbuf_lastindex]; 2211 memcpy(pQbuffer, ptmpuserbuffer, 1); 2212 acb->wqbuf_lastindex++; 2213 acb->wqbuf_lastindex %= ARCMSR_MAX_QBUFFER; 2214 ptmpuserbuffer++; 2215 user_len--; 2216 } 2217 if (acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_CLEARED) { 2218 acb->acb_flags &= 2219 ~ACB_F_MESSAGE_WQBUFFER_CLEARED; 2220 arcmsr_post_ioctldata2iop(acb); 2221 } 2222 } else { 2223 /* has error report sensedata */ 2224 if(&pccb->csio.sense_data) { 2225 ((u_int8_t *)&pccb->csio.sense_data)[0] = (0x1 << 7 | 0x70); 2226 /* Valid,ErrorCode */ 2227 ((u_int8_t *)&pccb->csio.sense_data)[2] = 0x05; 2228 /* FileMark,EndOfMedia,IncorrectLength,Reserved,SenseKey */ 2229 ((u_int8_t *)&pccb->csio.sense_data)[7] = 0x0A; 2230 /* AdditionalSenseLength */ 2231 ((u_int8_t *)&pccb->csio.sense_data)[12] = 0x20; 2232 /* AdditionalSenseCode */ 2233 } 2234 retvalue = ARCMSR_MESSAGE_FAIL; 2235 } 2236 } 2237 } 2238 break; 2239 case ARCMSR_MESSAGE_CLEAR_RQBUFFER: { 2240 u_int8_t *pQbuffer = acb->rqbuffer; 2241 2242 if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { 2243 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; 2244 arcmsr_iop_message_read(acb); 2245 } 2246 acb->acb_flags |= ACB_F_MESSAGE_RQBUFFER_CLEARED; 2247 acb->rqbuf_firstindex = 0; 2248 acb->rqbuf_lastindex = 0; 2249 memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER); 2250 pcmdmessagefld->cmdmessage.ReturnCode = 2251 ARCMSR_MESSAGE_RETURNCODE_OK; 2252 } 2253 break; 2254 case ARCMSR_MESSAGE_CLEAR_WQBUFFER: { 2255 u_int8_t *pQbuffer = acb->wqbuffer; 2256 2257 if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { 2258 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; 2259 arcmsr_iop_message_read(acb); 2260 } 2261 acb->acb_flags |= 2262 (ACB_F_MESSAGE_WQBUFFER_CLEARED | 2263 ACB_F_MESSAGE_WQBUFFER_READ); 2264 acb->wqbuf_firstindex = 0; 2265 acb->wqbuf_lastindex = 0; 2266 memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER); 2267 pcmdmessagefld->cmdmessage.ReturnCode = 2268 ARCMSR_MESSAGE_RETURNCODE_OK; 2269 } 2270 break; 2271 case ARCMSR_MESSAGE_CLEAR_ALLQBUFFER: { 2272 u_int8_t *pQbuffer; 2273 2274 if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { 2275 acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; 2276 arcmsr_iop_message_read(acb); 2277 } 2278 acb->acb_flags |= 2279 (ACB_F_MESSAGE_WQBUFFER_CLEARED 2280 | ACB_F_MESSAGE_RQBUFFER_CLEARED 2281 | ACB_F_MESSAGE_WQBUFFER_READ); 2282 acb->rqbuf_firstindex = 0; 2283 acb->rqbuf_lastindex = 0; 2284 acb->wqbuf_firstindex = 0; 2285 acb->wqbuf_lastindex = 0; 2286 pQbuffer = acb->rqbuffer; 2287 memset(pQbuffer, 0, sizeof (struct QBUFFER)); 2288 pQbuffer = acb->wqbuffer; 2289 memset(pQbuffer, 0, sizeof (struct QBUFFER)); 2290 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK; 2291 } 2292 break; 2293 case ARCMSR_MESSAGE_REQUEST_RETURNCODE_3F: { 2294 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_3F; 2295 } 2296 break; 2297 case ARCMSR_MESSAGE_SAY_HELLO: { 2298 int8_t * hello_string = "Hello! I am ARCMSR"; 2299 2300 memcpy(pcmdmessagefld->messagedatabuffer, hello_string 2301 , (int16_t)strlen(hello_string)); 2302 pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK; 2303 } 2304 break; 2305 case ARCMSR_MESSAGE_SAY_GOODBYE: 2306 arcmsr_iop_parking(acb); 2307 break; 2308 case ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE: 2309 arcmsr_flush_adapter_cache(acb); 2310 break; 2311 default: 2312 retvalue = ARCMSR_MESSAGE_FAIL; 2313 } 2314 message_out: 2315 return retvalue; 2316 } 2317 /* 2318 ********************************************************************* 2319 ********************************************************************* 2320 */ 2321 static void arcmsr_execute_srb(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) 2322 { 2323 struct CommandControlBlock *srb=(struct CommandControlBlock *)arg; 2324 struct AdapterControlBlock *acb=(struct AdapterControlBlock *)srb->acb; 2325 union ccb * pccb; 2326 int target, lun; 2327 2328 pccb=srb->pccb; 2329 target=pccb->ccb_h.target_id; 2330 lun=pccb->ccb_h.target_lun; 2331 #ifdef ARCMSR_DEBUG1 2332 acb->pktRequestCount++; 2333 #endif 2334 if(error != 0) { 2335 if(error != EFBIG) { 2336 printf("arcmsr%d: unexpected error %x" 2337 " returned from 'bus_dmamap_load' \n" 2338 , acb->pci_unit, error); 2339 } 2340 if((pccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 2341 pccb->ccb_h.status |= CAM_REQ_TOO_BIG; 2342 } 2343 arcmsr_srb_complete(srb, 0); 2344 return; 2345 } 2346 if(nseg > ARCMSR_MAX_SG_ENTRIES) { 2347 pccb->ccb_h.status |= CAM_REQ_TOO_BIG; 2348 arcmsr_srb_complete(srb, 0); 2349 return; 2350 } 2351 if(acb->acb_flags & ACB_F_BUS_RESET) { 2352 printf("arcmsr%d: bus reset and return busy \n", acb->pci_unit); 2353 pccb->ccb_h.status |= CAM_SCSI_BUS_RESET; 2354 arcmsr_srb_complete(srb, 0); 2355 return; 2356 } 2357 if(acb->devstate[target][lun]==ARECA_RAID_GONE) { 2358 u_int8_t block_cmd, cmd; 2359 2360 cmd = pccb->csio.cdb_io.cdb_bytes[0]; 2361 block_cmd= cmd & 0x0f; 2362 if(block_cmd==0x08 || block_cmd==0x0a) { 2363 printf("arcmsr%d:block 'read/write' command " 2364 "with gone raid volume Cmd=0x%2x, TargetId=%d, Lun=%d \n" 2365 , acb->pci_unit, cmd, target, lun); 2366 pccb->ccb_h.status |= CAM_DEV_NOT_THERE; 2367 arcmsr_srb_complete(srb, 0); 2368 return; 2369 } 2370 } 2371 if((pccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2372 if(nseg != 0) { 2373 bus_dmamap_unload(acb->dm_segs_dmat, srb->dm_segs_dmamap); 2374 } 2375 arcmsr_srb_complete(srb, 0); 2376 return; 2377 } 2378 if(acb->srboutstandingcount >= ARCMSR_MAX_OUTSTANDING_CMD) { 2379 xpt_freeze_simq(acb->psim, 1); 2380 pccb->ccb_h.status = CAM_REQUEUE_REQ; 2381 acb->acb_flags |= ACB_F_CAM_DEV_QFRZN; 2382 arcmsr_srb_complete(srb, 0); 2383 return; 2384 } 2385 pccb->ccb_h.status |= CAM_SIM_QUEUED; 2386 arcmsr_build_srb(srb, dm_segs, nseg); 2387 arcmsr_post_srb(acb, srb); 2388 if (pccb->ccb_h.timeout != CAM_TIME_INFINITY) 2389 { 2390 arcmsr_callout_init(&srb->ccb_callout); 2391 callout_reset(&srb->ccb_callout, (pccb->ccb_h.timeout * hz ) / 1000, arcmsr_srb_timeout, srb); 2392 srb->srb_flags |= SRB_FLAG_TIMER_START; 2393 } 2394 return; 2395 } 2396 /* 2397 ***************************************************************************************** 2398 ***************************************************************************************** 2399 */ 2400 static u_int8_t arcmsr_seek_cmd2abort(union ccb * abortccb) 2401 { 2402 struct CommandControlBlock *srb; 2403 struct AdapterControlBlock *acb=(struct AdapterControlBlock *) abortccb->ccb_h.arcmsr_ccbacb_ptr; 2404 u_int32_t intmask_org; 2405 int i=0; 2406 2407 acb->num_aborts++; 2408 /* 2409 *************************************************************************** 2410 ** It is the upper layer do abort command this lock just prior to calling us. 2411 ** First determine if we currently own this command. 2412 ** Start by searching the device queue. If not found 2413 ** at all, and the system wanted us to just abort the 2414 ** command return success. 2415 *************************************************************************** 2416 */ 2417 if(acb->srboutstandingcount!=0) { 2418 /* disable all outbound interrupt */ 2419 intmask_org=arcmsr_disable_allintr(acb); 2420 for(i=0;i<ARCMSR_MAX_FREESRB_NUM;i++) { 2421 srb=acb->psrb_pool[i]; 2422 if(srb->srb_state==ARCMSR_SRB_START) { 2423 if(srb->pccb==abortccb) { 2424 srb->srb_state=ARCMSR_SRB_ABORTED; 2425 printf("arcmsr%d:scsi id=%d lun=%d abort srb '%p'" 2426 "outstanding command \n" 2427 , acb->pci_unit, abortccb->ccb_h.target_id 2428 , abortccb->ccb_h.target_lun, srb); 2429 arcmsr_polling_srbdone(acb, srb); 2430 /* enable outbound Post Queue, outbound doorbell Interrupt */ 2431 arcmsr_enable_allintr(acb, intmask_org); 2432 return (TRUE); 2433 } 2434 } 2435 } 2436 /* enable outbound Post Queue, outbound doorbell Interrupt */ 2437 arcmsr_enable_allintr(acb, intmask_org); 2438 } 2439 return(FALSE); 2440 } 2441 /* 2442 **************************************************************************** 2443 **************************************************************************** 2444 */ 2445 static void arcmsr_bus_reset(struct AdapterControlBlock *acb) 2446 { 2447 int retry=0; 2448 2449 acb->num_resets++; 2450 acb->acb_flags |=ACB_F_BUS_RESET; 2451 while(acb->srboutstandingcount!=0 && retry < 400) { 2452 arcmsr_interrupt(acb); 2453 UDELAY(25000); 2454 retry++; 2455 } 2456 arcmsr_iop_reset(acb); 2457 acb->acb_flags &= ~ACB_F_BUS_RESET; 2458 return; 2459 } 2460 /* 2461 ************************************************************************** 2462 ************************************************************************** 2463 */ 2464 static void arcmsr_handle_virtual_command(struct AdapterControlBlock *acb, 2465 union ccb * pccb) 2466 { 2467 pccb->ccb_h.status |= CAM_REQ_CMP; 2468 switch (pccb->csio.cdb_io.cdb_bytes[0]) { 2469 case INQUIRY: { 2470 unsigned char inqdata[36]; 2471 char *buffer=pccb->csio.data_ptr; 2472 2473 if (pccb->ccb_h.target_lun) { 2474 pccb->ccb_h.status |= CAM_SEL_TIMEOUT; 2475 xpt_done(pccb); 2476 return; 2477 } 2478 inqdata[0] = T_PROCESSOR; /* Periph Qualifier & Periph Dev Type */ 2479 inqdata[1] = 0; /* rem media bit & Dev Type Modifier */ 2480 inqdata[2] = 0; /* ISO, ECMA, & ANSI versions */ 2481 inqdata[3] = 0; 2482 inqdata[4] = 31; /* length of additional data */ 2483 inqdata[5] = 0; 2484 inqdata[6] = 0; 2485 inqdata[7] = 0; 2486 strncpy(&inqdata[8], "Areca ", 8); /* Vendor Identification */ 2487 strncpy(&inqdata[16], "RAID controller ", 16); /* Product Identification */ 2488 strncpy(&inqdata[32], "R001", 4); /* Product Revision */ 2489 memcpy(buffer, inqdata, sizeof(inqdata)); 2490 xpt_done(pccb); 2491 } 2492 break; 2493 case WRITE_BUFFER: 2494 case READ_BUFFER: { 2495 if (arcmsr_iop_message_xfer(acb, pccb)) { 2496 pccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 2497 pccb->csio.scsi_status = SCSI_STATUS_CHECK_COND; 2498 } 2499 xpt_done(pccb); 2500 } 2501 break; 2502 default: 2503 xpt_done(pccb); 2504 } 2505 } 2506 /* 2507 ********************************************************************* 2508 ********************************************************************* 2509 */ 2510 static void arcmsr_action(struct cam_sim * psim, union ccb * pccb) 2511 { 2512 struct AdapterControlBlock * acb; 2513 2514 acb=(struct AdapterControlBlock *) cam_sim_softc(psim); 2515 if(acb==NULL) { 2516 pccb->ccb_h.status |= CAM_REQ_INVALID; 2517 xpt_done(pccb); 2518 return; 2519 } 2520 switch (pccb->ccb_h.func_code) { 2521 case XPT_SCSI_IO: { 2522 struct CommandControlBlock *srb; 2523 int target=pccb->ccb_h.target_id; 2524 2525 if(target == 16) { 2526 /* virtual device for iop message transfer */ 2527 arcmsr_handle_virtual_command(acb, pccb); 2528 return; 2529 } 2530 if((srb=arcmsr_get_freesrb(acb)) == NULL) { 2531 pccb->ccb_h.status |= CAM_RESRC_UNAVAIL; 2532 xpt_done(pccb); 2533 return; 2534 } 2535 pccb->ccb_h.arcmsr_ccbsrb_ptr=srb; 2536 pccb->ccb_h.arcmsr_ccbacb_ptr=acb; 2537 srb->pccb=pccb; 2538 if((pccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 2539 if(!(pccb->ccb_h.flags & CAM_SCATTER_VALID)) { 2540 /* Single buffer */ 2541 if(!(pccb->ccb_h.flags & CAM_DATA_PHYS)) { 2542 /* Buffer is virtual */ 2543 u_int32_t error, s; 2544 2545 s=splsoftvm(); 2546 error = bus_dmamap_load(acb->dm_segs_dmat 2547 , srb->dm_segs_dmamap 2548 , pccb->csio.data_ptr 2549 , pccb->csio.dxfer_len 2550 , arcmsr_execute_srb, srb, /*flags*/0); 2551 if(error == EINPROGRESS) { 2552 xpt_freeze_simq(acb->psim, 1); 2553 pccb->ccb_h.status |= CAM_RELEASE_SIMQ; 2554 } 2555 splx(s); 2556 } 2557 else { /* Buffer is physical */ 2558 #ifdef PAE 2559 panic("arcmsr: CAM_DATA_PHYS not supported"); 2560 #else 2561 struct bus_dma_segment seg; 2562 2563 seg.ds_addr = (bus_addr_t)pccb->csio.data_ptr; 2564 seg.ds_len = pccb->csio.dxfer_len; 2565 arcmsr_execute_srb(srb, &seg, 1, 0); 2566 #endif 2567 } 2568 } else { 2569 /* Scatter/gather list */ 2570 struct bus_dma_segment *segs; 2571 2572 if((pccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0 2573 || (pccb->ccb_h.flags & CAM_DATA_PHYS) != 0) { 2574 pccb->ccb_h.status |= CAM_PROVIDE_FAIL; 2575 xpt_done(pccb); 2576 free(srb, M_DEVBUF); 2577 return; 2578 } 2579 segs=(struct bus_dma_segment *)pccb->csio.data_ptr; 2580 arcmsr_execute_srb(srb, segs, pccb->csio.sglist_cnt, 0); 2581 } 2582 } else { 2583 arcmsr_execute_srb(srb, NULL, 0, 0); 2584 } 2585 break; 2586 } 2587 case XPT_TARGET_IO: { 2588 /* target mode not yet support vendor specific commands. */ 2589 pccb->ccb_h.status |= CAM_REQ_CMP; 2590 xpt_done(pccb); 2591 break; 2592 } 2593 case XPT_PATH_INQ: { 2594 struct ccb_pathinq *cpi= &pccb->cpi; 2595 2596 cpi->version_num=1; 2597 cpi->hba_inquiry=PI_SDTR_ABLE | PI_TAG_ABLE; 2598 cpi->target_sprt=0; 2599 cpi->hba_misc=0; 2600 cpi->hba_eng_cnt=0; 2601 cpi->max_target=ARCMSR_MAX_TARGETID; /* 0-16 */ 2602 cpi->max_lun=ARCMSR_MAX_TARGETLUN; /* 0-7 */ 2603 cpi->initiator_id=ARCMSR_SCSI_INITIATOR_ID; /* 255 */ 2604 cpi->bus_id=cam_sim_bus(psim); 2605 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 2606 strncpy(cpi->hba_vid, "ARCMSR", HBA_IDLEN); 2607 strncpy(cpi->dev_name, cam_sim_name(psim), DEV_IDLEN); 2608 cpi->unit_number=cam_sim_unit(psim); 2609 #ifdef CAM_NEW_TRAN_CODE 2610 cpi->transport = XPORT_SPI; 2611 cpi->transport_version = 2; 2612 cpi->protocol = PROTO_SCSI; 2613 cpi->protocol_version = SCSI_REV_2; 2614 #endif 2615 cpi->ccb_h.status |= CAM_REQ_CMP; 2616 xpt_done(pccb); 2617 break; 2618 } 2619 case XPT_ABORT: { 2620 union ccb *pabort_ccb; 2621 2622 pabort_ccb=pccb->cab.abort_ccb; 2623 switch (pabort_ccb->ccb_h.func_code) { 2624 case XPT_ACCEPT_TARGET_IO: 2625 case XPT_IMMED_NOTIFY: 2626 case XPT_CONT_TARGET_IO: 2627 if(arcmsr_seek_cmd2abort(pabort_ccb)==TRUE) { 2628 pabort_ccb->ccb_h.status |= CAM_REQ_ABORTED; 2629 xpt_done(pabort_ccb); 2630 pccb->ccb_h.status |= CAM_REQ_CMP; 2631 } else { 2632 xpt_print_path(pabort_ccb->ccb_h.path); 2633 printf("Not found\n"); 2634 pccb->ccb_h.status |= CAM_PATH_INVALID; 2635 } 2636 break; 2637 case XPT_SCSI_IO: 2638 pccb->ccb_h.status |= CAM_UA_ABORT; 2639 break; 2640 default: 2641 pccb->ccb_h.status |= CAM_REQ_INVALID; 2642 break; 2643 } 2644 xpt_done(pccb); 2645 break; 2646 } 2647 case XPT_RESET_BUS: 2648 case XPT_RESET_DEV: { 2649 u_int32_t i; 2650 2651 arcmsr_bus_reset(acb); 2652 for (i=0; i < 500; i++) { 2653 DELAY(1000); 2654 } 2655 pccb->ccb_h.status |= CAM_REQ_CMP; 2656 xpt_done(pccb); 2657 break; 2658 } 2659 case XPT_TERM_IO: { 2660 pccb->ccb_h.status |= CAM_REQ_INVALID; 2661 xpt_done(pccb); 2662 break; 2663 } 2664 case XPT_GET_TRAN_SETTINGS: { 2665 struct ccb_trans_settings *cts; 2666 2667 if(pccb->ccb_h.target_id == 16) { 2668 pccb->ccb_h.status |= CAM_FUNC_NOTAVAIL; 2669 xpt_done(pccb); 2670 break; 2671 } 2672 cts= &pccb->cts; 2673 #ifdef CAM_NEW_TRAN_CODE 2674 { 2675 struct ccb_trans_settings_scsi *scsi; 2676 struct ccb_trans_settings_spi *spi; 2677 2678 scsi = &cts->proto_specific.scsi; 2679 spi = &cts->xport_specific.spi; 2680 cts->protocol = PROTO_SCSI; 2681 cts->protocol_version = SCSI_REV_2; 2682 cts->transport = XPORT_SPI; 2683 cts->transport_version = 2; 2684 spi->flags = CTS_SPI_FLAGS_DISC_ENB; 2685 spi->sync_period=3; 2686 spi->sync_offset=32; 2687 spi->bus_width=MSG_EXT_WDTR_BUS_16_BIT; 2688 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 2689 spi->valid = CTS_SPI_VALID_DISC 2690 | CTS_SPI_VALID_SYNC_RATE 2691 | CTS_SPI_VALID_SYNC_OFFSET 2692 | CTS_SPI_VALID_BUS_WIDTH; 2693 scsi->valid = CTS_SCSI_VALID_TQ; 2694 } 2695 #else 2696 { 2697 cts->flags=(CCB_TRANS_DISC_ENB | CCB_TRANS_TAG_ENB); 2698 cts->sync_period=3; 2699 cts->sync_offset=32; 2700 cts->bus_width=MSG_EXT_WDTR_BUS_16_BIT; 2701 cts->valid=CCB_TRANS_SYNC_RATE_VALID | 2702 CCB_TRANS_SYNC_OFFSET_VALID | 2703 CCB_TRANS_BUS_WIDTH_VALID | 2704 CCB_TRANS_DISC_VALID | 2705 CCB_TRANS_TQ_VALID; 2706 } 2707 #endif 2708 pccb->ccb_h.status |= CAM_REQ_CMP; 2709 xpt_done(pccb); 2710 break; 2711 } 2712 case XPT_SET_TRAN_SETTINGS: { 2713 pccb->ccb_h.status |= CAM_FUNC_NOTAVAIL; 2714 xpt_done(pccb); 2715 break; 2716 } 2717 case XPT_CALC_GEOMETRY: 2718 if(pccb->ccb_h.target_id == 16) { 2719 pccb->ccb_h.status |= CAM_FUNC_NOTAVAIL; 2720 xpt_done(pccb); 2721 break; 2722 } 2723 #if __FreeBSD_version >= 500000 2724 cam_calc_geometry(&pccb->ccg, 1); 2725 #else 2726 { 2727 struct ccb_calc_geometry *ccg; 2728 u_int32_t size_mb; 2729 u_int32_t secs_per_cylinder; 2730 2731 ccg= &pccb->ccg; 2732 if (ccg->block_size == 0) { 2733 pccb->ccb_h.status = CAM_REQ_INVALID; 2734 xpt_done(pccb); 2735 break; 2736 } 2737 if(((1024L * 1024L)/ccg->block_size) < 0) { 2738 pccb->ccb_h.status = CAM_REQ_INVALID; 2739 xpt_done(pccb); 2740 break; 2741 } 2742 size_mb=ccg->volume_size/((1024L * 1024L)/ccg->block_size); 2743 if(size_mb > 1024 ) { 2744 ccg->heads=255; 2745 ccg->secs_per_track=63; 2746 } else { 2747 ccg->heads=64; 2748 ccg->secs_per_track=32; 2749 } 2750 secs_per_cylinder=ccg->heads * ccg->secs_per_track; 2751 ccg->cylinders=ccg->volume_size / secs_per_cylinder; 2752 pccb->ccb_h.status |= CAM_REQ_CMP; 2753 } 2754 #endif 2755 xpt_done(pccb); 2756 break; 2757 default: 2758 pccb->ccb_h.status |= CAM_REQ_INVALID; 2759 xpt_done(pccb); 2760 break; 2761 } 2762 return; 2763 } 2764 /* 2765 ********************************************************************** 2766 ********************************************************************** 2767 */ 2768 static void arcmsr_start_hba_bgrb(struct AdapterControlBlock *acb) 2769 { 2770 acb->acb_flags |= ACB_F_MSG_START_BGRB; 2771 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_START_BGRB); 2772 if(!arcmsr_hba_wait_msgint_ready(acb)) { 2773 printf("arcmsr%d: wait 'start adapter background rebulid' timeout \n", acb->pci_unit); 2774 } 2775 return; 2776 } 2777 /* 2778 ********************************************************************** 2779 ********************************************************************** 2780 */ 2781 static void arcmsr_start_hbb_bgrb(struct AdapterControlBlock *acb) 2782 { 2783 acb->acb_flags |= ACB_F_MSG_START_BGRB; 2784 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_MESSAGE_START_BGRB); 2785 if(!arcmsr_hbb_wait_msgint_ready(acb)) { 2786 printf( "arcmsr%d: wait 'start adapter background rebulid' timeout \n", acb->pci_unit); 2787 } 2788 return; 2789 } 2790 /* 2791 ********************************************************************** 2792 ********************************************************************** 2793 */ 2794 static void arcmsr_start_hbc_bgrb(struct AdapterControlBlock *acb) 2795 { 2796 acb->acb_flags |= ACB_F_MSG_START_BGRB; 2797 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_START_BGRB); 2798 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE); 2799 if(!arcmsr_hbc_wait_msgint_ready(acb)) { 2800 printf("arcmsr%d: wait 'start adapter background rebulid' timeout \n", acb->pci_unit); 2801 } 2802 return; 2803 } 2804 /* 2805 ********************************************************************** 2806 ********************************************************************** 2807 */ 2808 static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb) 2809 { 2810 switch (acb->adapter_type) { 2811 case ACB_ADAPTER_TYPE_A: 2812 arcmsr_start_hba_bgrb(acb); 2813 break; 2814 case ACB_ADAPTER_TYPE_B: 2815 arcmsr_start_hbb_bgrb(acb); 2816 break; 2817 case ACB_ADAPTER_TYPE_C: 2818 arcmsr_start_hbc_bgrb(acb); 2819 break; 2820 } 2821 return; 2822 } 2823 /* 2824 ********************************************************************** 2825 ** 2826 ********************************************************************** 2827 */ 2828 static void arcmsr_polling_hba_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb) 2829 { 2830 struct CommandControlBlock *srb; 2831 u_int32_t flag_srb, outbound_intstatus, poll_srb_done=0, poll_count=0; 2832 u_int16_t error; 2833 2834 polling_ccb_retry: 2835 poll_count++; 2836 outbound_intstatus=CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_intstatus) & acb->outbound_int_enable; 2837 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_intstatus, outbound_intstatus); /*clear interrupt*/ 2838 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE); 2839 while(1) { 2840 if((flag_srb=CHIP_REG_READ32(HBA_MessageUnit, 2841 0, outbound_queueport))==0xFFFFFFFF) { 2842 if(poll_srb_done) { 2843 break;/*chip FIFO no ccb for completion already*/ 2844 } else { 2845 UDELAY(25000); 2846 if ((poll_count > 100) && (poll_srb != NULL)) { 2847 break; 2848 } 2849 goto polling_ccb_retry; 2850 } 2851 } 2852 /* check if command done with no error*/ 2853 srb=(struct CommandControlBlock *) 2854 (acb->vir2phy_offset+(flag_srb << 5));/*frame must be 32 bytes aligned*/ 2855 error=(flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE; 2856 poll_srb_done = (srb==poll_srb) ? 1:0; 2857 if((srb->acb!=acb) || (srb->srb_state!=ARCMSR_SRB_START)) { 2858 if(srb->srb_state==ARCMSR_SRB_ABORTED) { 2859 printf("arcmsr%d: scsi id=%d lun=%d srb='%p'" 2860 "poll command abort successfully \n" 2861 , acb->pci_unit 2862 , srb->pccb->ccb_h.target_id 2863 , srb->pccb->ccb_h.target_lun, srb); 2864 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED; 2865 arcmsr_srb_complete(srb, 1); 2866 continue; 2867 } 2868 printf("arcmsr%d: polling get an illegal srb command done srb='%p'" 2869 "srboutstandingcount=%d \n" 2870 , acb->pci_unit 2871 , srb, acb->srboutstandingcount); 2872 continue; 2873 } 2874 arcmsr_report_srb_state(acb, srb, error); 2875 } /*drain reply FIFO*/ 2876 return; 2877 } 2878 /* 2879 ********************************************************************** 2880 ** 2881 ********************************************************************** 2882 */ 2883 static void arcmsr_polling_hbb_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb) 2884 { 2885 struct HBB_MessageUnit *phbbmu=(struct HBB_MessageUnit *)acb->pmu; 2886 struct CommandControlBlock *srb; 2887 u_int32_t flag_srb, poll_srb_done=0, poll_count=0; 2888 int index; 2889 u_int16_t error; 2890 2891 polling_ccb_retry: 2892 poll_count++; 2893 CHIP_REG_WRITE32(HBB_DOORBELL, 2894 0, iop2drv_doorbell, ARCMSR_DOORBELL_INT_CLEAR_PATTERN); /* clear doorbell interrupt */ 2895 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE); 2896 while(1) { 2897 index=phbbmu->doneq_index; 2898 if((flag_srb=phbbmu->done_qbuffer[index]) == 0) { 2899 if(poll_srb_done) { 2900 break;/*chip FIFO no ccb for completion already*/ 2901 } else { 2902 UDELAY(25000); 2903 if ((poll_count > 100) && (poll_srb != NULL)) { 2904 break; 2905 } 2906 goto polling_ccb_retry; 2907 } 2908 } 2909 phbbmu->done_qbuffer[index]=0; 2910 index++; 2911 index %= ARCMSR_MAX_HBB_POSTQUEUE; /*if last index number set it to 0 */ 2912 phbbmu->doneq_index=index; 2913 /* check if command done with no error*/ 2914 srb=(struct CommandControlBlock *) 2915 (acb->vir2phy_offset+(flag_srb << 5));/*frame must be 32 bytes aligned*/ 2916 error=(flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE0)?TRUE:FALSE; 2917 poll_srb_done = (srb==poll_srb) ? 1:0; 2918 if((srb->acb!=acb) || (srb->srb_state!=ARCMSR_SRB_START)) { 2919 if(srb->srb_state==ARCMSR_SRB_ABORTED) { 2920 printf("arcmsr%d: scsi id=%d lun=%d srb='%p'" 2921 "poll command abort successfully \n" 2922 , acb->pci_unit 2923 , srb->pccb->ccb_h.target_id 2924 , srb->pccb->ccb_h.target_lun, srb); 2925 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED; 2926 arcmsr_srb_complete(srb, 1); 2927 continue; 2928 } 2929 printf("arcmsr%d: polling get an illegal srb command done srb='%p'" 2930 "srboutstandingcount=%d \n" 2931 , acb->pci_unit 2932 , srb, acb->srboutstandingcount); 2933 continue; 2934 } 2935 arcmsr_report_srb_state(acb, srb, error); 2936 } /*drain reply FIFO*/ 2937 return; 2938 } 2939 /* 2940 ********************************************************************** 2941 ** 2942 ********************************************************************** 2943 */ 2944 static void arcmsr_polling_hbc_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb) 2945 { 2946 struct CommandControlBlock *srb; 2947 u_int32_t flag_srb, poll_srb_done=0, poll_count=0; 2948 u_int16_t error; 2949 2950 polling_ccb_retry: 2951 poll_count++; 2952 bus_dmamap_sync(acb->srb_dmat, acb->srb_dmamap, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE); 2953 while(1) { 2954 if(!(CHIP_REG_READ32(HBC_MessageUnit, 0, host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR)) { 2955 if(poll_srb_done) { 2956 break;/*chip FIFO no ccb for completion already*/ 2957 } else { 2958 UDELAY(25000); 2959 if ((poll_count > 100) && (poll_srb != NULL)) { 2960 break; 2961 } 2962 if (acb->srboutstandingcount == 0) { 2963 break; 2964 } 2965 goto polling_ccb_retry; 2966 } 2967 } 2968 flag_srb = CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_queueport_low); 2969 /* check if command done with no error*/ 2970 srb=(struct CommandControlBlock *)(acb->vir2phy_offset+(flag_srb & 0xFFFFFFE0));/*frame must be 32 bytes aligned*/ 2971 error=(flag_srb & ARCMSR_SRBREPLY_FLAG_ERROR_MODE1)?TRUE:FALSE; 2972 if (poll_srb != NULL) 2973 poll_srb_done = (srb==poll_srb) ? 1:0; 2974 if((srb->acb!=acb) || (srb->srb_state!=ARCMSR_SRB_START)) { 2975 if(srb->srb_state==ARCMSR_SRB_ABORTED) { 2976 printf("arcmsr%d: scsi id=%d lun=%d srb='%p'poll command abort successfully \n" 2977 , acb->pci_unit, srb->pccb->ccb_h.target_id, srb->pccb->ccb_h.target_lun, srb); 2978 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED; 2979 arcmsr_srb_complete(srb, 1); 2980 continue; 2981 } 2982 printf("arcmsr%d: polling get an illegal srb command done srb='%p'srboutstandingcount=%d \n" 2983 , acb->pci_unit, srb, acb->srboutstandingcount); 2984 continue; 2985 } 2986 arcmsr_report_srb_state(acb, srb, error); 2987 } /*drain reply FIFO*/ 2988 return; 2989 } 2990 /* 2991 ********************************************************************** 2992 ********************************************************************** 2993 */ 2994 static void arcmsr_polling_srbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_srb) 2995 { 2996 switch (acb->adapter_type) { 2997 case ACB_ADAPTER_TYPE_A: { 2998 arcmsr_polling_hba_srbdone(acb, poll_srb); 2999 } 3000 break; 3001 case ACB_ADAPTER_TYPE_B: { 3002 arcmsr_polling_hbb_srbdone(acb, poll_srb); 3003 } 3004 break; 3005 case ACB_ADAPTER_TYPE_C: { 3006 arcmsr_polling_hbc_srbdone(acb, poll_srb); 3007 } 3008 break; 3009 } 3010 } 3011 /* 3012 ********************************************************************** 3013 ********************************************************************** 3014 */ 3015 static void arcmsr_get_hba_config(struct AdapterControlBlock *acb) 3016 { 3017 char *acb_firm_model=acb->firm_model; 3018 char *acb_firm_version=acb->firm_version; 3019 char *acb_device_map = acb->device_map; 3020 size_t iop_firm_model=offsetof(struct HBA_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_MODEL_OFFSET]); /*firm_model,15,60-67*/ 3021 size_t iop_firm_version=offsetof(struct HBA_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_VERS_OFFSET]); /*firm_version,17,68-83*/ 3022 size_t iop_device_map = offsetof(struct HBA_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]); 3023 int i; 3024 3025 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG); 3026 if(!arcmsr_hba_wait_msgint_ready(acb)) { 3027 printf("arcmsr%d: wait 'get adapter firmware miscellaneous data' timeout \n", acb->pci_unit); 3028 } 3029 i=0; 3030 while(i<8) { 3031 *acb_firm_model=bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_model+i); 3032 /* 8 bytes firm_model, 15, 60-67*/ 3033 acb_firm_model++; 3034 i++; 3035 } 3036 i=0; 3037 while(i<16) { 3038 *acb_firm_version=bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_version+i); 3039 /* 16 bytes firm_version, 17, 68-83*/ 3040 acb_firm_version++; 3041 i++; 3042 } 3043 i=0; 3044 while(i<16) { 3045 *acb_device_map=bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_device_map+i); 3046 acb_device_map++; 3047 i++; 3048 } 3049 printf("ARECA RAID ADAPTER%d: %s \n", acb->pci_unit, ARCMSR_DRIVER_VERSION); 3050 printf("ARECA RAID ADAPTER%d: FIRMWARE VERSION %s \n", acb->pci_unit, acb->firm_version); 3051 acb->firm_request_len=CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[1]); /*firm_request_len, 1, 04-07*/ 3052 acb->firm_numbers_queue=CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[2]); /*firm_numbers_queue, 2, 08-11*/ 3053 acb->firm_sdram_size=CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[3]); /*firm_sdram_size, 3, 12-15*/ 3054 acb->firm_ide_channels=CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[4]); /*firm_ide_channels, 4, 16-19*/ 3055 acb->firm_cfg_version=CHIP_REG_READ32(HBA_MessageUnit, 0, msgcode_rwbuffer[ARCMSR_FW_CFGVER_OFFSET]); /*firm_cfg_version, 25, */ 3056 return; 3057 } 3058 /* 3059 ********************************************************************** 3060 ********************************************************************** 3061 */ 3062 static void arcmsr_get_hbb_config(struct AdapterControlBlock *acb) 3063 { 3064 char *acb_firm_model=acb->firm_model; 3065 char *acb_firm_version=acb->firm_version; 3066 char *acb_device_map = acb->device_map; 3067 size_t iop_firm_model=offsetof(struct HBB_RWBUFFER, msgcode_rwbuffer[ARCMSR_FW_MODEL_OFFSET]); /*firm_model,15,60-67*/ 3068 size_t iop_firm_version=offsetof(struct HBB_RWBUFFER, msgcode_rwbuffer[ARCMSR_FW_VERS_OFFSET]); /*firm_version,17,68-83*/ 3069 size_t iop_device_map = offsetof(struct HBB_RWBUFFER, msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]); 3070 int i; 3071 3072 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_MESSAGE_GET_CONFIG); 3073 if(!arcmsr_hbb_wait_msgint_ready(acb)) { 3074 printf( "arcmsr%d: wait" "'get adapter firmware miscellaneous data' timeout \n", acb->pci_unit); 3075 } 3076 i=0; 3077 while(i<8) { 3078 *acb_firm_model=bus_space_read_1(acb->btag[1], acb->bhandle[1], iop_firm_model+i); 3079 /* 8 bytes firm_model, 15, 60-67*/ 3080 acb_firm_model++; 3081 i++; 3082 } 3083 i=0; 3084 while(i<16) { 3085 *acb_firm_version=bus_space_read_1(acb->btag[1], acb->bhandle[1], iop_firm_version+i); 3086 /* 16 bytes firm_version, 17, 68-83*/ 3087 acb_firm_version++; 3088 i++; 3089 } 3090 i=0; 3091 while(i<16) { 3092 *acb_device_map=bus_space_read_1(acb->btag[1], acb->bhandle[1], iop_device_map+i); 3093 acb_device_map++; 3094 i++; 3095 } 3096 printf("ARECA RAID ADAPTER%d: %s \n", acb->pci_unit, ARCMSR_DRIVER_VERSION); 3097 printf("ARECA RAID ADAPTER%d: FIRMWARE VERSION %s \n", acb->pci_unit, acb->firm_version); 3098 acb->firm_request_len=CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[1]); /*firm_request_len, 1, 04-07*/ 3099 acb->firm_numbers_queue=CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[2]); /*firm_numbers_queue, 2, 08-11*/ 3100 acb->firm_sdram_size=CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[3]); /*firm_sdram_size, 3, 12-15*/ 3101 acb->firm_ide_channels=CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[4]); /*firm_ide_channels, 4, 16-19*/ 3102 acb->firm_cfg_version=CHIP_REG_READ32(HBB_RWBUFFER, 1, msgcode_rwbuffer[ARCMSR_FW_CFGVER_OFFSET]); /*firm_cfg_version, 25, */ 3103 return; 3104 } 3105 /* 3106 ********************************************************************** 3107 ********************************************************************** 3108 */ 3109 static void arcmsr_get_hbc_config(struct AdapterControlBlock *acb) 3110 { 3111 char *acb_firm_model=acb->firm_model; 3112 char *acb_firm_version=acb->firm_version; 3113 char *acb_device_map = acb->device_map; 3114 size_t iop_firm_model=offsetof(struct HBC_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_MODEL_OFFSET]); /*firm_model,15,60-67*/ 3115 size_t iop_firm_version=offsetof(struct HBC_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_VERS_OFFSET]); /*firm_version,17,68-83*/ 3116 size_t iop_device_map = offsetof(struct HBC_MessageUnit,msgcode_rwbuffer[ARCMSR_FW_DEVMAP_OFFSET]); 3117 int i; 3118 3119 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_GET_CONFIG); 3120 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE); 3121 if(!arcmsr_hbc_wait_msgint_ready(acb)) { 3122 printf("arcmsr%d: wait 'get adapter firmware miscellaneous data' timeout \n", acb->pci_unit); 3123 } 3124 i=0; 3125 while(i<8) { 3126 *acb_firm_model=bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_model+i); 3127 /* 8 bytes firm_model, 15, 60-67*/ 3128 acb_firm_model++; 3129 i++; 3130 } 3131 i=0; 3132 while(i<16) { 3133 *acb_firm_version=bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_firm_version+i); 3134 /* 16 bytes firm_version, 17, 68-83*/ 3135 acb_firm_version++; 3136 i++; 3137 } 3138 i=0; 3139 while(i<16) { 3140 *acb_device_map=bus_space_read_1(acb->btag[0], acb->bhandle[0], iop_device_map+i); 3141 acb_device_map++; 3142 i++; 3143 } 3144 printf("ARECA RAID ADAPTER%d: %s \n", acb->pci_unit, ARCMSR_DRIVER_VERSION); 3145 printf("ARECA RAID ADAPTER%d: FIRMWARE VERSION %s \n", acb->pci_unit, acb->firm_version); 3146 acb->firm_request_len =CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[1]); /*firm_request_len, 1, 04-07*/ 3147 acb->firm_numbers_queue =CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[2]); /*firm_numbers_queue, 2, 08-11*/ 3148 acb->firm_sdram_size =CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[3]); /*firm_sdram_size, 3, 12-15*/ 3149 acb->firm_ide_channels =CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[4]); /*firm_ide_channels, 4, 16-19*/ 3150 acb->firm_cfg_version =CHIP_REG_READ32(HBC_MessageUnit, 0, msgcode_rwbuffer[ARCMSR_FW_CFGVER_OFFSET]); /*firm_cfg_version, 25, */ 3151 return; 3152 } 3153 /* 3154 ********************************************************************** 3155 ********************************************************************** 3156 */ 3157 static void arcmsr_get_firmware_spec(struct AdapterControlBlock *acb) 3158 { 3159 switch (acb->adapter_type) { 3160 case ACB_ADAPTER_TYPE_A: { 3161 arcmsr_get_hba_config(acb); 3162 } 3163 break; 3164 case ACB_ADAPTER_TYPE_B: { 3165 arcmsr_get_hbb_config(acb); 3166 } 3167 break; 3168 case ACB_ADAPTER_TYPE_C: { 3169 arcmsr_get_hbc_config(acb); 3170 } 3171 break; 3172 } 3173 return; 3174 } 3175 /* 3176 ********************************************************************** 3177 ********************************************************************** 3178 */ 3179 static void arcmsr_wait_firmware_ready( struct AdapterControlBlock *acb) 3180 { 3181 int timeout=0; 3182 3183 switch (acb->adapter_type) { 3184 case ACB_ADAPTER_TYPE_A: { 3185 while ((CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_msgaddr1) & ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0) 3186 { 3187 if (timeout++ > 2000) /* (2000*15)/1000 = 30 sec */ 3188 { 3189 printf( "arcmsr%d:timed out waiting for firmware \n", acb->pci_unit); 3190 return; 3191 } 3192 UDELAY(15000); /* wait 15 milli-seconds */ 3193 } 3194 } 3195 break; 3196 case ACB_ADAPTER_TYPE_B: { 3197 while ((CHIP_REG_READ32(HBB_DOORBELL, 0, iop2drv_doorbell) & ARCMSR_MESSAGE_FIRMWARE_OK) == 0) 3198 { 3199 if (timeout++ > 2000) /* (2000*15)/1000 = 30 sec */ 3200 { 3201 printf( "arcmsr%d: timed out waiting for firmware \n", acb->pci_unit); 3202 return; 3203 } 3204 UDELAY(15000); /* wait 15 milli-seconds */ 3205 } 3206 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_DRV2IOP_END_OF_INTERRUPT); 3207 } 3208 break; 3209 case ACB_ADAPTER_TYPE_C: { 3210 while ((CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_msgaddr1) & ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK) == 0) 3211 { 3212 if (timeout++ > 2000) /* (2000*15)/1000 = 30 sec */ 3213 { 3214 printf( "arcmsr%d:timed out waiting for firmware ready\n", acb->pci_unit); 3215 return; 3216 } 3217 UDELAY(15000); /* wait 15 milli-seconds */ 3218 } 3219 } 3220 break; 3221 } 3222 return; 3223 } 3224 /* 3225 ********************************************************************** 3226 ********************************************************************** 3227 */ 3228 static void arcmsr_clear_doorbell_queue_buffer( struct AdapterControlBlock *acb) 3229 { 3230 u_int32_t outbound_doorbell; 3231 3232 switch (acb->adapter_type) { 3233 case ACB_ADAPTER_TYPE_A: { 3234 /* empty doorbell Qbuffer if door bell ringed */ 3235 outbound_doorbell = CHIP_REG_READ32(HBA_MessageUnit, 0, outbound_doorbell); 3236 CHIP_REG_WRITE32(HBA_MessageUnit, 0, outbound_doorbell, outbound_doorbell); /*clear doorbell interrupt */ 3237 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_doorbell, ARCMSR_INBOUND_DRIVER_DATA_READ_OK); 3238 3239 } 3240 break; 3241 case ACB_ADAPTER_TYPE_B: { 3242 CHIP_REG_WRITE32(HBB_DOORBELL, 0, iop2drv_doorbell, ARCMSR_MESSAGE_INT_CLEAR_PATTERN);/*clear interrupt and message state*/ 3243 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_DRV2IOP_DATA_READ_OK); 3244 /* let IOP know data has been read */ 3245 } 3246 break; 3247 case ACB_ADAPTER_TYPE_C: { 3248 /* empty doorbell Qbuffer if door bell ringed */ 3249 outbound_doorbell = CHIP_REG_READ32(HBC_MessageUnit, 0, outbound_doorbell); 3250 CHIP_REG_WRITE32(HBC_MessageUnit, 0, outbound_doorbell_clear, outbound_doorbell); /*clear doorbell interrupt */ 3251 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell, ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK); 3252 3253 } 3254 break; 3255 } 3256 return; 3257 } 3258 /* 3259 ************************************************************************ 3260 ************************************************************************ 3261 */ 3262 static u_int32_t arcmsr_iop_confirm(struct AdapterControlBlock *acb) 3263 { 3264 unsigned long srb_phyaddr; 3265 u_int32_t srb_phyaddr_hi32; 3266 3267 /* 3268 ******************************************************************** 3269 ** here we need to tell iop 331 our freesrb.HighPart 3270 ** if freesrb.HighPart is not zero 3271 ******************************************************************** 3272 */ 3273 srb_phyaddr= (unsigned long) acb->srb_phyaddr.phyaddr; 3274 // srb_phyaddr_hi32=(u_int32_t) ((srb_phyaddr>>16)>>16); 3275 srb_phyaddr_hi32=acb->srb_phyaddr.B.phyadd_high; 3276 switch (acb->adapter_type) { 3277 case ACB_ADAPTER_TYPE_A: { 3278 if(srb_phyaddr_hi32!=0) { 3279 CHIP_REG_WRITE32(HBA_MessageUnit, 0, msgcode_rwbuffer[0], ARCMSR_SIGNATURE_SET_CONFIG); 3280 CHIP_REG_WRITE32(HBA_MessageUnit, 0, msgcode_rwbuffer[1], srb_phyaddr_hi32); 3281 CHIP_REG_WRITE32(HBA_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_SET_CONFIG); 3282 if(!arcmsr_hba_wait_msgint_ready(acb)) { 3283 printf( "arcmsr%d: 'set srb high part physical address' timeout \n", acb->pci_unit); 3284 return FALSE; 3285 } 3286 } 3287 } 3288 break; 3289 /* 3290 *********************************************************************** 3291 ** if adapter type B, set window of "post command Q" 3292 *********************************************************************** 3293 */ 3294 case ACB_ADAPTER_TYPE_B: { 3295 u_int32_t post_queue_phyaddr; 3296 struct HBB_MessageUnit *phbbmu; 3297 3298 phbbmu=(struct HBB_MessageUnit *)acb->pmu; 3299 phbbmu->postq_index=0; 3300 phbbmu->doneq_index=0; 3301 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_MESSAGE_SET_POST_WINDOW); 3302 if(!arcmsr_hbb_wait_msgint_ready(acb)) { 3303 printf( "arcmsr%d: 'set window of post command Q' timeout\n", acb->pci_unit); 3304 return FALSE; 3305 } 3306 post_queue_phyaddr = srb_phyaddr + ARCMSR_SRBS_POOL_SIZE 3307 + offsetof(struct HBB_MessageUnit, post_qbuffer); 3308 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[0], ARCMSR_SIGNATURE_SET_CONFIG); /* driver "set config" signature */ 3309 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[1], srb_phyaddr_hi32); /* normal should be zero */ 3310 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[2], post_queue_phyaddr); /* postQ size (256+8)*4 */ 3311 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[3], post_queue_phyaddr+1056); /* doneQ size (256+8)*4 */ 3312 CHIP_REG_WRITE32(HBB_RWBUFFER, 1, msgcode_rwbuffer[4], 1056); /* srb maxQ size must be --> [(256+8)*4] */ 3313 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_MESSAGE_SET_CONFIG); 3314 if(!arcmsr_hbb_wait_msgint_ready(acb)) { 3315 printf( "arcmsr%d: 'set command Q window' timeout \n", acb->pci_unit); 3316 return FALSE; 3317 } 3318 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell, ARCMSR_MESSAGE_START_DRIVER_MODE); 3319 if(!arcmsr_hbb_wait_msgint_ready(acb)) { 3320 printf( "arcmsr%d: 'start diver mode' timeout \n", acb->pci_unit); 3321 return FALSE; 3322 } 3323 } 3324 break; 3325 case ACB_ADAPTER_TYPE_C: { 3326 if(srb_phyaddr_hi32!=0) { 3327 CHIP_REG_WRITE32(HBC_MessageUnit, 0, msgcode_rwbuffer[0], ARCMSR_SIGNATURE_SET_CONFIG); 3328 CHIP_REG_WRITE32(HBC_MessageUnit, 0, msgcode_rwbuffer[1], srb_phyaddr_hi32); 3329 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_msgaddr0, ARCMSR_INBOUND_MESG0_SET_CONFIG); 3330 CHIP_REG_WRITE32(HBC_MessageUnit, 0, inbound_doorbell,ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE); 3331 if(!arcmsr_hbc_wait_msgint_ready(acb)) { 3332 printf( "arcmsr%d: 'set srb high part physical address' timeout \n", acb->pci_unit); 3333 return FALSE; 3334 } 3335 } 3336 } 3337 break; 3338 } 3339 return TRUE; 3340 } 3341 /* 3342 ************************************************************************ 3343 ************************************************************************ 3344 */ 3345 static void arcmsr_enable_eoi_mode(struct AdapterControlBlock *acb) 3346 { 3347 switch (acb->adapter_type) 3348 { 3349 case ACB_ADAPTER_TYPE_A: 3350 case ACB_ADAPTER_TYPE_C: 3351 break; 3352 case ACB_ADAPTER_TYPE_B: { 3353 CHIP_REG_WRITE32(HBB_DOORBELL, 0, drv2iop_doorbell,ARCMSR_MESSAGE_ACTIVE_EOI_MODE); 3354 if(!arcmsr_hbb_wait_msgint_ready(acb)) { 3355 printf( "arcmsr%d: 'iop enable eoi mode' timeout \n", acb->pci_unit); 3356 3357 return; 3358 } 3359 } 3360 break; 3361 } 3362 return; 3363 } 3364 /* 3365 ********************************************************************** 3366 ********************************************************************** 3367 */ 3368 static void arcmsr_iop_init(struct AdapterControlBlock *acb) 3369 { 3370 u_int32_t intmask_org; 3371 3372 /* disable all outbound interrupt */ 3373 intmask_org=arcmsr_disable_allintr(acb); 3374 arcmsr_wait_firmware_ready(acb); 3375 arcmsr_iop_confirm(acb); 3376 arcmsr_get_firmware_spec(acb); 3377 /*start background rebuild*/ 3378 arcmsr_start_adapter_bgrb(acb); 3379 /* empty doorbell Qbuffer if door bell ringed */ 3380 arcmsr_clear_doorbell_queue_buffer(acb); 3381 arcmsr_enable_eoi_mode(acb); 3382 /* enable outbound Post Queue, outbound doorbell Interrupt */ 3383 arcmsr_enable_allintr(acb, intmask_org); 3384 acb->acb_flags |=ACB_F_IOP_INITED; 3385 return; 3386 } 3387 /* 3388 ********************************************************************** 3389 ********************************************************************** 3390 */ 3391 static void arcmsr_map_free_srb(void *arg, bus_dma_segment_t *segs, int nseg, int error) 3392 { 3393 struct AdapterControlBlock *acb=arg; 3394 struct CommandControlBlock *srb_tmp; 3395 u_int8_t * dma_memptr; 3396 u_int32_t i; 3397 unsigned long srb_phyaddr=(unsigned long)segs->ds_addr; 3398 3399 dma_memptr=acb->uncacheptr; 3400 acb->srb_phyaddr.phyaddr=srb_phyaddr; 3401 srb_tmp=(struct CommandControlBlock *)dma_memptr; 3402 for(i=0;i<ARCMSR_MAX_FREESRB_NUM;i++) { 3403 if(bus_dmamap_create(acb->dm_segs_dmat, 3404 /*flags*/0, &srb_tmp->dm_segs_dmamap)!=0) { 3405 acb->acb_flags |= ACB_F_MAPFREESRB_FAILD; 3406 printf("arcmsr%d:" 3407 " srb dmamap bus_dmamap_create error\n", acb->pci_unit); 3408 return; 3409 } 3410 srb_tmp->cdb_shifted_phyaddr=(acb->adapter_type==ACB_ADAPTER_TYPE_C)?srb_phyaddr:(srb_phyaddr >> 5); 3411 srb_tmp->acb=acb; 3412 acb->srbworkingQ[i]=acb->psrb_pool[i]=srb_tmp; 3413 srb_phyaddr=srb_phyaddr+SRB_SIZE; 3414 srb_tmp = (struct CommandControlBlock *)((unsigned long)srb_tmp+SRB_SIZE); 3415 } 3416 acb->vir2phy_offset=(unsigned long)srb_tmp-(unsigned long)srb_phyaddr; 3417 return; 3418 } 3419 /* 3420 ************************************************************************ 3421 ** 3422 ** 3423 ************************************************************************ 3424 */ 3425 static void arcmsr_free_resource(struct AdapterControlBlock *acb) 3426 { 3427 /* remove the control device */ 3428 if(acb->ioctl_dev != NULL) { 3429 destroy_dev(acb->ioctl_dev); 3430 } 3431 bus_dmamap_unload(acb->srb_dmat, acb->srb_dmamap); 3432 bus_dmamap_destroy(acb->srb_dmat, acb->srb_dmamap); 3433 bus_dma_tag_destroy(acb->srb_dmat); 3434 bus_dma_tag_destroy(acb->dm_segs_dmat); 3435 bus_dma_tag_destroy(acb->parent_dmat); 3436 return; 3437 } 3438 /* 3439 ************************************************************************ 3440 ************************************************************************ 3441 */ 3442 static u_int32_t arcmsr_initialize(device_t dev) 3443 { 3444 struct AdapterControlBlock *acb=device_get_softc(dev); 3445 u_int16_t pci_command; 3446 int i, j,max_coherent_size; 3447 3448 switch (pci_get_devid(dev)) { 3449 case PCIDevVenIDARC1880: { 3450 acb->adapter_type=ACB_ADAPTER_TYPE_C; 3451 max_coherent_size=ARCMSR_SRBS_POOL_SIZE; 3452 } 3453 break; 3454 case PCIDevVenIDARC1200: 3455 case PCIDevVenIDARC1201: { 3456 acb->adapter_type=ACB_ADAPTER_TYPE_B; 3457 max_coherent_size=ARCMSR_SRBS_POOL_SIZE+(sizeof(struct HBB_MessageUnit)); 3458 } 3459 break; 3460 case PCIDevVenIDARC1110: 3461 case PCIDevVenIDARC1120: 3462 case PCIDevVenIDARC1130: 3463 case PCIDevVenIDARC1160: 3464 case PCIDevVenIDARC1170: 3465 case PCIDevVenIDARC1210: 3466 case PCIDevVenIDARC1220: 3467 case PCIDevVenIDARC1230: 3468 case PCIDevVenIDARC1231: 3469 case PCIDevVenIDARC1260: 3470 case PCIDevVenIDARC1261: 3471 case PCIDevVenIDARC1270: 3472 case PCIDevVenIDARC1280: 3473 case PCIDevVenIDARC1212: 3474 case PCIDevVenIDARC1222: 3475 case PCIDevVenIDARC1380: 3476 case PCIDevVenIDARC1381: 3477 case PCIDevVenIDARC1680: 3478 case PCIDevVenIDARC1681: { 3479 acb->adapter_type=ACB_ADAPTER_TYPE_A; 3480 max_coherent_size=ARCMSR_SRBS_POOL_SIZE; 3481 } 3482 break; 3483 default: { 3484 printf("arcmsr%d:" 3485 " unknown RAID adapter type \n", device_get_unit(dev)); 3486 return ENOMEM; 3487 } 3488 } 3489 if(bus_dma_tag_create( /*PCI parent*/ bus_get_dma_tag(dev), 3490 /*alignemnt*/ 1, 3491 /*boundary*/ 0, 3492 /*lowaddr*/ BUS_SPACE_MAXADDR, 3493 /*highaddr*/ BUS_SPACE_MAXADDR, 3494 /*filter*/ NULL, 3495 /*filterarg*/ NULL, 3496 /*maxsize*/ BUS_SPACE_MAXSIZE_32BIT, 3497 /*nsegments*/ BUS_SPACE_UNRESTRICTED, 3498 /*maxsegsz*/ BUS_SPACE_MAXSIZE_32BIT, 3499 /*flags*/ 0, 3500 #if __FreeBSD_version >= 501102 3501 /*lockfunc*/ NULL, 3502 /*lockarg*/ NULL, 3503 #endif 3504 &acb->parent_dmat) != 0) 3505 { 3506 printf("arcmsr%d: parent_dmat bus_dma_tag_create failure!\n", device_get_unit(dev)); 3507 return ENOMEM; 3508 } 3509 3510 /* Create a single tag describing a region large enough to hold all of the s/g lists we will need. */ 3511 if(bus_dma_tag_create( /*parent_dmat*/ acb->parent_dmat, 3512 /*alignment*/ 1, 3513 /*boundary*/ 0, 3514 #ifdef PAE 3515 /*lowaddr*/ BUS_SPACE_MAXADDR_32BIT, 3516 #else 3517 /*lowaddr*/ BUS_SPACE_MAXADDR, 3518 #endif 3519 /*highaddr*/ BUS_SPACE_MAXADDR, 3520 /*filter*/ NULL, 3521 /*filterarg*/ NULL, 3522 /*maxsize*/ ARCMSR_MAX_SG_ENTRIES * PAGE_SIZE * ARCMSR_MAX_FREESRB_NUM, 3523 /*nsegments*/ ARCMSR_MAX_SG_ENTRIES, 3524 /*maxsegsz*/ BUS_SPACE_MAXSIZE_32BIT, 3525 /*flags*/ 0, 3526 #if __FreeBSD_version >= 501102 3527 /*lockfunc*/ busdma_lock_mutex, 3528 /*lockarg*/ &acb->qbuffer_lock, 3529 #endif 3530 &acb->dm_segs_dmat) != 0) 3531 { 3532 bus_dma_tag_destroy(acb->parent_dmat); 3533 printf("arcmsr%d: dm_segs_dmat bus_dma_tag_create failure!\n", device_get_unit(dev)); 3534 return ENOMEM; 3535 } 3536 3537 /* DMA tag for our srb structures.... Allocate the freesrb memory */ 3538 if(bus_dma_tag_create( /*parent_dmat*/ acb->parent_dmat, 3539 /*alignment*/ 0x20, 3540 /*boundary*/ 0, 3541 /*lowaddr*/ BUS_SPACE_MAXADDR_32BIT, 3542 /*highaddr*/ BUS_SPACE_MAXADDR, 3543 /*filter*/ NULL, 3544 /*filterarg*/ NULL, 3545 /*maxsize*/ max_coherent_size, 3546 /*nsegments*/ 1, 3547 /*maxsegsz*/ BUS_SPACE_MAXSIZE_32BIT, 3548 /*flags*/ 0, 3549 #if __FreeBSD_version >= 501102 3550 /*lockfunc*/ NULL, 3551 /*lockarg*/ NULL, 3552 #endif 3553 &acb->srb_dmat) != 0) 3554 { 3555 bus_dma_tag_destroy(acb->dm_segs_dmat); 3556 bus_dma_tag_destroy(acb->parent_dmat); 3557 printf("arcmsr%d: srb_dmat bus_dma_tag_create failure!\n", device_get_unit(dev)); 3558 return ENXIO; 3559 } 3560 /* Allocation for our srbs */ 3561 if(bus_dmamem_alloc(acb->srb_dmat, (void **)&acb->uncacheptr, BUS_DMA_WAITOK | BUS_DMA_COHERENT | BUS_DMA_ZERO, &acb->srb_dmamap) != 0) { 3562 bus_dma_tag_destroy(acb->srb_dmat); 3563 bus_dma_tag_destroy(acb->dm_segs_dmat); 3564 bus_dma_tag_destroy(acb->parent_dmat); 3565 printf("arcmsr%d: srb_dmat bus_dmamem_alloc failure!\n", device_get_unit(dev)); 3566 return ENXIO; 3567 } 3568 /* And permanently map them */ 3569 if(bus_dmamap_load(acb->srb_dmat, acb->srb_dmamap, acb->uncacheptr, max_coherent_size, arcmsr_map_free_srb, acb, /*flags*/0)) { 3570 bus_dma_tag_destroy(acb->srb_dmat); 3571 bus_dma_tag_destroy(acb->dm_segs_dmat); 3572 bus_dma_tag_destroy(acb->parent_dmat); 3573 printf("arcmsr%d: srb_dmat bus_dmamap_load failure!\n", device_get_unit(dev)); 3574 return ENXIO; 3575 } 3576 pci_command=pci_read_config(dev, PCIR_COMMAND, 2); 3577 pci_command |= PCIM_CMD_BUSMASTEREN; 3578 pci_command |= PCIM_CMD_PERRESPEN; 3579 pci_command |= PCIM_CMD_MWRICEN; 3580 /* Enable Busmaster/Mem */ 3581 pci_command |= PCIM_CMD_MEMEN; 3582 pci_write_config(dev, PCIR_COMMAND, pci_command, 2); 3583 switch(acb->adapter_type) { 3584 case ACB_ADAPTER_TYPE_A: { 3585 u_int32_t rid0=PCIR_BAR(0); 3586 vm_offset_t mem_base0; 3587 3588 acb->sys_res_arcmsr[0]=bus_alloc_resource(dev,SYS_RES_MEMORY, &rid0, 0ul, ~0ul, 0x1000, RF_ACTIVE); 3589 if(acb->sys_res_arcmsr[0] == NULL) { 3590 arcmsr_free_resource(acb); 3591 printf("arcmsr%d: bus_alloc_resource failure!\n", device_get_unit(dev)); 3592 return ENOMEM; 3593 } 3594 if(rman_get_start(acb->sys_res_arcmsr[0]) <= 0) { 3595 arcmsr_free_resource(acb); 3596 printf("arcmsr%d: rman_get_start failure!\n", device_get_unit(dev)); 3597 return ENXIO; 3598 } 3599 mem_base0=(vm_offset_t) rman_get_virtual(acb->sys_res_arcmsr[0]); 3600 if(mem_base0==0) { 3601 arcmsr_free_resource(acb); 3602 printf("arcmsr%d: rman_get_virtual failure!\n", device_get_unit(dev)); 3603 return ENXIO; 3604 } 3605 acb->btag[0]=rman_get_bustag(acb->sys_res_arcmsr[0]); 3606 acb->bhandle[0]=rman_get_bushandle(acb->sys_res_arcmsr[0]); 3607 acb->pmu=(struct MessageUnit_UNION *)mem_base0; 3608 } 3609 break; 3610 case ACB_ADAPTER_TYPE_B: { 3611 struct HBB_MessageUnit *phbbmu; 3612 struct CommandControlBlock *freesrb; 3613 u_int32_t rid[]={ PCIR_BAR(0), PCIR_BAR(2) }; 3614 vm_offset_t mem_base[]={0,0}; 3615 for(i=0; i<2; i++) { 3616 if(i==0) { 3617 acb->sys_res_arcmsr[i]=bus_alloc_resource(dev,SYS_RES_MEMORY, &rid[i], 3618 0ul, ~0ul, sizeof(struct HBB_DOORBELL), RF_ACTIVE); 3619 } else { 3620 acb->sys_res_arcmsr[i]=bus_alloc_resource(dev, SYS_RES_MEMORY, &rid[i], 3621 0ul, ~0ul, sizeof(struct HBB_RWBUFFER), RF_ACTIVE); 3622 } 3623 if(acb->sys_res_arcmsr[i] == NULL) { 3624 arcmsr_free_resource(acb); 3625 printf("arcmsr%d: bus_alloc_resource %d failure!\n", device_get_unit(dev), i); 3626 return ENOMEM; 3627 } 3628 if(rman_get_start(acb->sys_res_arcmsr[i]) <= 0) { 3629 arcmsr_free_resource(acb); 3630 printf("arcmsr%d: rman_get_start %d failure!\n", device_get_unit(dev), i); 3631 return ENXIO; 3632 } 3633 mem_base[i]=(vm_offset_t) rman_get_virtual(acb->sys_res_arcmsr[i]); 3634 if(mem_base[i]==0) { 3635 arcmsr_free_resource(acb); 3636 printf("arcmsr%d: rman_get_virtual %d failure!\n", device_get_unit(dev), i); 3637 return ENXIO; 3638 } 3639 acb->btag[i]=rman_get_bustag(acb->sys_res_arcmsr[i]); 3640 acb->bhandle[i]=rman_get_bushandle(acb->sys_res_arcmsr[i]); 3641 } 3642 freesrb=(struct CommandControlBlock *)acb->uncacheptr; 3643 // acb->pmu=(struct MessageUnit_UNION *)&freesrb[ARCMSR_MAX_FREESRB_NUM]; 3644 acb->pmu=(struct MessageUnit_UNION *)((unsigned long)freesrb+ARCMSR_SRBS_POOL_SIZE); 3645 phbbmu=(struct HBB_MessageUnit *)acb->pmu; 3646 phbbmu->hbb_doorbell=(struct HBB_DOORBELL *)mem_base[0]; 3647 phbbmu->hbb_rwbuffer=(struct HBB_RWBUFFER *)mem_base[1]; 3648 } 3649 break; 3650 case ACB_ADAPTER_TYPE_C: { 3651 u_int32_t rid0=PCIR_BAR(1); 3652 vm_offset_t mem_base0; 3653 3654 acb->sys_res_arcmsr[0]=bus_alloc_resource(dev,SYS_RES_MEMORY, &rid0, 0ul, ~0ul, sizeof(struct HBC_MessageUnit), RF_ACTIVE); 3655 if(acb->sys_res_arcmsr[0] == NULL) { 3656 arcmsr_free_resource(acb); 3657 printf("arcmsr%d: bus_alloc_resource failure!\n", device_get_unit(dev)); 3658 return ENOMEM; 3659 } 3660 if(rman_get_start(acb->sys_res_arcmsr[0]) <= 0) { 3661 arcmsr_free_resource(acb); 3662 printf("arcmsr%d: rman_get_start failure!\n", device_get_unit(dev)); 3663 return ENXIO; 3664 } 3665 mem_base0=(vm_offset_t) rman_get_virtual(acb->sys_res_arcmsr[0]); 3666 if(mem_base0==0) { 3667 arcmsr_free_resource(acb); 3668 printf("arcmsr%d: rman_get_virtual failure!\n", device_get_unit(dev)); 3669 return ENXIO; 3670 } 3671 acb->btag[0]=rman_get_bustag(acb->sys_res_arcmsr[0]); 3672 acb->bhandle[0]=rman_get_bushandle(acb->sys_res_arcmsr[0]); 3673 acb->pmu=(struct MessageUnit_UNION *)mem_base0; 3674 } 3675 break; 3676 } 3677 if(acb->acb_flags & ACB_F_MAPFREESRB_FAILD) { 3678 arcmsr_free_resource(acb); 3679 printf("arcmsr%d: map free srb failure!\n", device_get_unit(dev)); 3680 return ENXIO; 3681 } 3682 acb->acb_flags |= (ACB_F_MESSAGE_WQBUFFER_CLEARED|ACB_F_MESSAGE_RQBUFFER_CLEARED|ACB_F_MESSAGE_WQBUFFER_READ); 3683 acb->acb_flags &= ~ACB_F_SCSISTOPADAPTER; 3684 /* 3685 ******************************************************************** 3686 ** init raid volume state 3687 ******************************************************************** 3688 */ 3689 for(i=0;i<ARCMSR_MAX_TARGETID;i++) { 3690 for(j=0;j<ARCMSR_MAX_TARGETLUN;j++) { 3691 acb->devstate[i][j]=ARECA_RAID_GONE; 3692 } 3693 } 3694 arcmsr_iop_init(acb); 3695 return(0); 3696 } 3697 /* 3698 ************************************************************************ 3699 ************************************************************************ 3700 */ 3701 static int arcmsr_attach(device_t dev) 3702 { 3703 struct AdapterControlBlock *acb=(struct AdapterControlBlock *)device_get_softc(dev); 3704 u_int32_t unit=device_get_unit(dev); 3705 struct ccb_setasync csa; 3706 struct cam_devq *devq; /* Device Queue to use for this SIM */ 3707 struct resource *irqres; 3708 int rid; 3709 3710 if(acb == NULL) { 3711 printf("arcmsr%d: cannot allocate softc\n", unit); 3712 return (ENOMEM); 3713 } 3714 ARCMSR_LOCK_INIT(&acb->qbuffer_lock, "arcmsr Q buffer lock"); 3715 if(arcmsr_initialize(dev)) { 3716 printf("arcmsr%d: initialize failure!\n", unit); 3717 ARCMSR_LOCK_DESTROY(&acb->qbuffer_lock); 3718 return ENXIO; 3719 } 3720 /* After setting up the adapter, map our interrupt */ 3721 rid=0; 3722 irqres=bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0ul, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE); 3723 if(irqres == NULL || 3724 #if __FreeBSD_version >= 700025 3725 bus_setup_intr(dev, irqres, INTR_TYPE_CAM|INTR_ENTROPY|INTR_MPSAFE, NULL, arcmsr_intr_handler, acb, &acb->ih)) { 3726 #else 3727 bus_setup_intr(dev, irqres, INTR_TYPE_CAM|INTR_ENTROPY|INTR_MPSAFE, arcmsr_intr_handler, acb, &acb->ih)) { 3728 #endif 3729 arcmsr_free_resource(acb); 3730 ARCMSR_LOCK_DESTROY(&acb->qbuffer_lock); 3731 printf("arcmsr%d: unable to register interrupt handler!\n", unit); 3732 return ENXIO; 3733 } 3734 acb->irqres=irqres; 3735 acb->pci_dev=dev; 3736 acb->pci_unit=unit; 3737 /* 3738 * Now let the CAM generic SCSI layer find the SCSI devices on 3739 * the bus * start queue to reset to the idle loop. * 3740 * Create device queue of SIM(s) * (MAX_START_JOB - 1) : 3741 * max_sim_transactions 3742 */ 3743 devq=cam_simq_alloc(ARCMSR_MAX_START_JOB); 3744 if(devq == NULL) { 3745 arcmsr_free_resource(acb); 3746 bus_release_resource(dev, SYS_RES_IRQ, 0, acb->irqres); 3747 ARCMSR_LOCK_DESTROY(&acb->qbuffer_lock); 3748 printf("arcmsr%d: cam_simq_alloc failure!\n", unit); 3749 return ENXIO; 3750 } 3751 #if __FreeBSD_version >= 700025 3752 acb->psim=cam_sim_alloc(arcmsr_action, arcmsr_poll, "arcmsr", acb, unit, &acb->qbuffer_lock, 1, ARCMSR_MAX_OUTSTANDING_CMD, devq); 3753 #else 3754 acb->psim=cam_sim_alloc(arcmsr_action, arcmsr_poll, "arcmsr", acb, unit, 1, ARCMSR_MAX_OUTSTANDING_CMD, devq); 3755 #endif 3756 if(acb->psim == NULL) { 3757 arcmsr_free_resource(acb); 3758 bus_release_resource(dev, SYS_RES_IRQ, 0, acb->irqres); 3759 cam_simq_free(devq); 3760 ARCMSR_LOCK_DESTROY(&acb->qbuffer_lock); 3761 printf("arcmsr%d: cam_sim_alloc failure!\n", unit); 3762 return ENXIO; 3763 } 3764 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 3765 #if __FreeBSD_version >= 700044 3766 if(xpt_bus_register(acb->psim, dev, 0) != CAM_SUCCESS) { 3767 #else 3768 if(xpt_bus_register(acb->psim, 0) != CAM_SUCCESS) { 3769 #endif 3770 arcmsr_free_resource(acb); 3771 bus_release_resource(dev, SYS_RES_IRQ, 0, acb->irqres); 3772 cam_sim_free(acb->psim, /*free_devq*/TRUE); 3773 ARCMSR_LOCK_DESTROY(&acb->qbuffer_lock); 3774 printf("arcmsr%d: xpt_bus_register failure!\n", unit); 3775 return ENXIO; 3776 } 3777 if(xpt_create_path(&acb->ppath, /* periph */ NULL, cam_sim_path(acb->psim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3778 arcmsr_free_resource(acb); 3779 bus_release_resource(dev, SYS_RES_IRQ, 0, acb->irqres); 3780 xpt_bus_deregister(cam_sim_path(acb->psim)); 3781 cam_sim_free(acb->psim, /* free_simq */ TRUE); 3782 ARCMSR_LOCK_DESTROY(&acb->qbuffer_lock); 3783 printf("arcmsr%d: xpt_create_path failure!\n", unit); 3784 return ENXIO; 3785 } 3786 /* 3787 **************************************************** 3788 */ 3789 xpt_setup_ccb(&csa.ccb_h, acb->ppath, /*priority*/5); 3790 csa.ccb_h.func_code=XPT_SASYNC_CB; 3791 csa.event_enable=AC_FOUND_DEVICE|AC_LOST_DEVICE; 3792 csa.callback=arcmsr_async; 3793 csa.callback_arg=acb->psim; 3794 xpt_action((union ccb *)&csa); 3795 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 3796 /* Create the control device. */ 3797 acb->ioctl_dev=make_dev(&arcmsr_cdevsw, unit, UID_ROOT, GID_WHEEL /* GID_OPERATOR */, S_IRUSR | S_IWUSR, "arcmsr%d", unit); 3798 3799 #if __FreeBSD_version < 503000 3800 acb->ioctl_dev->si_drv1=acb; 3801 #endif 3802 #if __FreeBSD_version > 500005 3803 (void)make_dev_alias(acb->ioctl_dev, "arc%d", unit); 3804 #endif 3805 arcmsr_callout_init(&acb->devmap_callout); 3806 callout_reset(&acb->devmap_callout, 60 * hz, arcmsr_polling_devmap, acb); 3807 return 0; 3808 } 3809 3810 /* 3811 ************************************************************************ 3812 ************************************************************************ 3813 */ 3814 static int arcmsr_probe(device_t dev) 3815 { 3816 u_int32_t id; 3817 static char buf[256]; 3818 char x_type[]={"X-TYPE"}; 3819 char *type; 3820 int raid6 = 1; 3821 3822 if (pci_get_vendor(dev) != PCI_VENDOR_ID_ARECA) { 3823 return (ENXIO); 3824 } 3825 switch(id=pci_get_devid(dev)) { 3826 case PCIDevVenIDARC1110: 3827 case PCIDevVenIDARC1200: 3828 case PCIDevVenIDARC1201: 3829 case PCIDevVenIDARC1210: 3830 raid6 = 0; 3831 /*FALLTHRU*/ 3832 case PCIDevVenIDARC1120: 3833 case PCIDevVenIDARC1130: 3834 case PCIDevVenIDARC1160: 3835 case PCIDevVenIDARC1170: 3836 case PCIDevVenIDARC1220: 3837 case PCIDevVenIDARC1230: 3838 case PCIDevVenIDARC1231: 3839 case PCIDevVenIDARC1260: 3840 case PCIDevVenIDARC1261: 3841 case PCIDevVenIDARC1270: 3842 case PCIDevVenIDARC1280: 3843 type = "SATA"; 3844 break; 3845 case PCIDevVenIDARC1212: 3846 case PCIDevVenIDARC1222: 3847 case PCIDevVenIDARC1380: 3848 case PCIDevVenIDARC1381: 3849 case PCIDevVenIDARC1680: 3850 case PCIDevVenIDARC1681: 3851 type = "SAS 3G"; 3852 break; 3853 case PCIDevVenIDARC1880: 3854 type = "SAS 6G"; 3855 break; 3856 default: 3857 type = x_type; 3858 break; 3859 } 3860 if(type == x_type) 3861 return(ENXIO); 3862 sprintf(buf, "Areca %s Host Adapter RAID Controller %s\n", type, raid6 ? "(RAID6 capable)" : ""); 3863 device_set_desc_copy(dev, buf); 3864 return (BUS_PROBE_DEFAULT); 3865 } 3866 /* 3867 ************************************************************************ 3868 ************************************************************************ 3869 */ 3870 static int arcmsr_shutdown(device_t dev) 3871 { 3872 u_int32_t i; 3873 u_int32_t intmask_org; 3874 struct CommandControlBlock *srb; 3875 struct AdapterControlBlock *acb=(struct AdapterControlBlock *)device_get_softc(dev); 3876 3877 /* stop adapter background rebuild */ 3878 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 3879 /* disable all outbound interrupt */ 3880 intmask_org=arcmsr_disable_allintr(acb); 3881 arcmsr_stop_adapter_bgrb(acb); 3882 arcmsr_flush_adapter_cache(acb); 3883 /* abort all outstanding command */ 3884 acb->acb_flags |= ACB_F_SCSISTOPADAPTER; 3885 acb->acb_flags &= ~ACB_F_IOP_INITED; 3886 if(acb->srboutstandingcount!=0) { 3887 /*clear and abort all outbound posted Q*/ 3888 arcmsr_done4abort_postqueue(acb); 3889 /* talk to iop 331 outstanding command aborted*/ 3890 arcmsr_abort_allcmd(acb); 3891 for(i=0;i<ARCMSR_MAX_FREESRB_NUM;i++) { 3892 srb=acb->psrb_pool[i]; 3893 if(srb->srb_state==ARCMSR_SRB_START) { 3894 srb->srb_state=ARCMSR_SRB_ABORTED; 3895 srb->pccb->ccb_h.status |= CAM_REQ_ABORTED; 3896 arcmsr_srb_complete(srb, 1); 3897 } 3898 } 3899 } 3900 acb->srboutstandingcount=0; 3901 acb->workingsrb_doneindex=0; 3902 acb->workingsrb_startindex=0; 3903 #ifdef ARCMSR_DEBUG1 3904 acb->pktRequestCount = 0; 3905 acb->pktReturnCount = 0; 3906 #endif 3907 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 3908 return (0); 3909 } 3910 /* 3911 ************************************************************************ 3912 ************************************************************************ 3913 */ 3914 static int arcmsr_detach(device_t dev) 3915 { 3916 struct AdapterControlBlock *acb=(struct AdapterControlBlock *)device_get_softc(dev); 3917 int i; 3918 3919 callout_stop(&acb->devmap_callout); 3920 bus_teardown_intr(dev, acb->irqres, acb->ih); 3921 arcmsr_shutdown(dev); 3922 arcmsr_free_resource(acb); 3923 for(i=0; (acb->sys_res_arcmsr[i]!=NULL) && (i<2); i++) { 3924 bus_release_resource(dev, SYS_RES_MEMORY, PCIR_BAR(i), acb->sys_res_arcmsr[i]); 3925 } 3926 bus_release_resource(dev, SYS_RES_IRQ, 0, acb->irqres); 3927 ARCMSR_LOCK_ACQUIRE(&acb->qbuffer_lock); 3928 xpt_async(AC_LOST_DEVICE, acb->ppath, NULL); 3929 xpt_free_path(acb->ppath); 3930 xpt_bus_deregister(cam_sim_path(acb->psim)); 3931 cam_sim_free(acb->psim, TRUE); 3932 ARCMSR_LOCK_RELEASE(&acb->qbuffer_lock); 3933 ARCMSR_LOCK_DESTROY(&acb->qbuffer_lock); 3934 return (0); 3935 } 3936 3937 #ifdef ARCMSR_DEBUG1 3938 static void arcmsr_dump_data(struct AdapterControlBlock *acb) 3939 { 3940 if((acb->pktRequestCount - acb->pktReturnCount) == 0) 3941 return; 3942 printf("Command Request Count =0x%x\n",acb->pktRequestCount); 3943 printf("Command Return Count =0x%x\n",acb->pktReturnCount); 3944 printf("Command (Req-Rtn) Count =0x%x\n",(acb->pktRequestCount - acb->pktReturnCount)); 3945 printf("Queued Command Count =0x%x\n",acb->srboutstandingcount); 3946 } 3947 #endif 3948 3949