2 * linux/drivers/message/fusion/mptbase.h
3 * High performance SCSI + LAN / Fibre Channel device drivers.
4 * For use with PCI chip/adapter(s):
5 * LSIFC9xx/LSI409xx Fibre Channel
6 * running LSI Logic Fusion MPT (Message Passing Technology) firmware.
8 * Copyright (c) 1999-2007 LSI Logic Corporation
9 * (mailto:DL-MPTFusionLinux@lsi.com)
12 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
14 This program is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; version 2 of the License.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
24 THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
25 CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
26 LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
27 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
28 solely responsible for determining the appropriateness of using and
29 distributing the Program and assumes all risks associated with its
30 exercise of rights under this Agreement, including but not limited to
31 the risks and costs of program errors, damage to or loss of data,
32 programs or equipment, and unavailability or interruption of operations.
34 DISCLAIMER OF LIABILITY
35 NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
36 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
38 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
39 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
40 USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
41 HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
43 You should have received a copy of the GNU General Public License
44 along with this program; if not, write to the Free Software
45 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
48 #ifndef MPTBASE_H_INCLUDED
49 #define MPTBASE_H_INCLUDED
50 /*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
52 #include <linux/kernel.h>
53 #include <linux/pci.h>
55 #include "lsi/mpi_type.h"
56 #include "lsi/mpi.h" /* Fusion MPI(nterface) basic defs */
57 #include "lsi/mpi_ioc.h" /* Fusion MPT IOC(ontroller) defs */
58 #include "lsi/mpi_cnfg.h" /* IOC configuration support */
59 #include "lsi/mpi_init.h" /* SCSI Host (initiator) protocol support */
60 #include "lsi/mpi_lan.h" /* LAN over FC protocol support */
61 #include "lsi/mpi_raid.h" /* Integrated Mirroring support */
63 #include "lsi/mpi_fc.h" /* Fibre Channel (lowlevel) support */
64 #include "lsi/mpi_targ.h" /* SCSI/FCP Target protcol support */
65 #include "lsi/mpi_tool.h" /* Tools support */
66 #include "lsi/mpi_sas.h" /* SAS support */
68 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
71 #define MODULEAUTHOR "LSI Logic Corporation"
75 #define COPYRIGHT "Copyright (c) 1999-2007 " MODULEAUTHOR
78 #define MPT_LINUX_VERSION_COMMON "3.04.05"
79 #define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.05"
80 #define WHAT_MAGIC_STRING "@" "(" "#" ")"
82 #define show_mptmod_ver(s,ver) \
83 printk(KERN_INFO "%s %s\n", s, ver);
85 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
87 * Fusion MPT(linux) driver configurable stuff...
89 #define MPT_MAX_ADAPTERS 18
90 #define MPT_MAX_PROTOCOL_DRIVERS 16
91 #define MPT_MAX_BUS 1 /* Do not change */
92 #define MPT_MAX_FC_DEVICES 255
93 #define MPT_MAX_SCSI_DEVICES 16
94 #define MPT_LAST_LUN 255
95 #define MPT_SENSE_BUFFER_ALLOC 64
96 /* allow for 256 max sense alloc, but only 255 max request */
97 #if MPT_SENSE_BUFFER_ALLOC >= 256
98 # undef MPT_SENSE_BUFFER_ALLOC
99 # define MPT_SENSE_BUFFER_ALLOC 256
100 # define MPT_SENSE_BUFFER_SIZE 255
102 # define MPT_SENSE_BUFFER_SIZE MPT_SENSE_BUFFER_ALLOC
105 #define MPT_NAME_LENGTH 32
107 #define MPT_PROCFS_MPTBASEDIR "mpt"
108 /* chg it to "driver/fusion" ? */
109 #define MPT_PROCFS_SUMMARY_ALL_NODE MPT_PROCFS_MPTBASEDIR "/summary"
110 #define MPT_PROCFS_SUMMARY_ALL_PATHNAME "/proc/" MPT_PROCFS_SUMMARY_ALL_NODE
111 #define MPT_FW_REV_MAGIC_ID_STRING "FwRev="
113 #define MPT_MAX_REQ_DEPTH 1023
114 #define MPT_DEFAULT_REQ_DEPTH 256
115 #define MPT_MIN_REQ_DEPTH 128
117 #define MPT_MAX_REPLY_DEPTH MPT_MAX_REQ_DEPTH
118 #define MPT_DEFAULT_REPLY_DEPTH 128
119 #define MPT_MIN_REPLY_DEPTH 8
120 #define MPT_MAX_REPLIES_PER_ISR 32
122 #define MPT_MAX_FRAME_SIZE 128
123 #define MPT_DEFAULT_FRAME_SIZE 128
125 #define MPT_REPLY_FRAME_SIZE 0x50 /* Must be a multiple of 8 */
127 #define MPT_SG_REQ_128_SCALE 1
128 #define MPT_SG_REQ_96_SCALE 2
129 #define MPT_SG_REQ_64_SCALE 4
134 #define MPT_COALESCING_TIMEOUT 0x10
137 * SCSI transfer rate defines.
139 #define MPT_ULTRA320 0x08
140 #define MPT_ULTRA160 0x09
141 #define MPT_ULTRA2 0x0A
142 #define MPT_ULTRA 0x0C
143 #define MPT_FAST 0x19
144 #define MPT_SCSI 0x32
145 #define MPT_ASYNC 0xFF
155 * Try to keep these at 2^N-1
157 #define MPT_FC_CAN_QUEUE 127
158 #define MPT_SCSI_CAN_QUEUE 127
161 * Set the MAX_SGE value based on user input.
163 #ifdef CONFIG_FUSION_MAX_SGE
164 #if CONFIG_FUSION_MAX_SGE < 16
165 #define MPT_SCSI_SG_DEPTH 16
166 #elif CONFIG_FUSION_MAX_SGE > 128
167 #define MPT_SCSI_SG_DEPTH 128
169 #define MPT_SCSI_SG_DEPTH CONFIG_FUSION_MAX_SGE
172 #define MPT_SCSI_SG_DEPTH 40
175 /* debug print string length used for events and iocstatus */
176 # define EVENT_DESCR_STR_SZ 100
178 #ifdef __KERNEL__ /* { */
179 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
181 #include <linux/proc_fs.h>
183 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
185 * Attempt semi-consistent error & warning msgs across
186 * MPT drivers. NOTE: Users of these macro defs must
187 * themselves define their own MYNAM.
189 #define MYIOC_s_DEBUG_FMT KERN_DEBUG MYNAM ": %s: "
190 #define MYIOC_s_INFO_FMT KERN_INFO MYNAM ": %s: "
191 #define MYIOC_s_NOTE_FMT KERN_NOTICE MYNAM ": %s: "
192 #define MYIOC_s_WARN_FMT KERN_WARNING MYNAM ": %s: WARNING - "
193 #define MYIOC_s_ERR_FMT KERN_ERR MYNAM ": %s: ERROR - "
195 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
197 * MPT protocol driver defs...
200 MPTBASE_DRIVER, /* MPT base class */
201 MPTCTL_DRIVER, /* MPT ioctl class */
202 MPTSPI_DRIVER, /* MPT SPI host class */
203 MPTFC_DRIVER, /* MPT FC host class */
204 MPTSAS_DRIVER, /* MPT SAS host class */
205 MPTLAN_DRIVER, /* MPT LAN class */
206 MPTSTM_DRIVER, /* MPT SCSI target mode class */
210 struct mpt_pci_driver{
211 int (*probe) (struct pci_dev *dev, const struct pci_device_id *id);
212 void (*remove) (struct pci_dev *dev);
216 * MPT adapter / port / bus / device info structures...
219 typedef union _MPT_FRAME_TRACKER {
221 struct list_head list;
227 * NOTE: When request frames are free, on the linkage structure
228 * contets are valid. All other values are invalid.
229 * In particular, do NOT reply on offset [2]
230 * (in words) being the * message context.
231 * The message context must be reset (computed via base address
232 * + an offset) prior to issuing any command.
234 * NOTE2: On non-32-bit systems, where pointers are LARGE,
235 * using the linkage pointers destroys our sacred MsgContext
236 * field contents. But we don't care anymore because these
237 * are now reset in mpt_put_msg_frame() just prior to sending
238 * a request off to the IOC.
243 * The following _MUST_ match the location of the
244 * MsgContext field in the MPT message headers.
249 u16 req_idx; /* Request index */
250 u8 cb_idx; /* callback function index */
256 * Remark: 32 bit identifier:
258 * 23-16: call back index
259 * 15-0 : request index
264 * We might want to view/access a frame as:
265 * 1) generic request header
271 typedef struct _MPT_FRAME_HDR {
274 SCSIIORequest_t scsireq;
275 SCSIIOReply_t sreply;
276 ConfigReply_t configreply;
277 MPIDefaultReply_t reply;
278 MPT_FRAME_TRACKER frame;
282 #define MPT_REQ_MSGFLAGS_DROPME 0x80
284 typedef struct _MPT_SGL_HDR {
285 SGESimple32_t sge[1];
288 typedef struct _MPT_SGL64_HDR {
289 SGESimple64_t sge[1];
293 * System interface register set
296 typedef struct _SYSIF_REGS
298 u32 Doorbell; /* 00 System<->IOC Doorbell reg */
299 u32 WriteSequence; /* 04 Write Sequence register */
300 u32 Diagnostic; /* 08 Diagnostic register */
301 u32 TestBase; /* 0C Test Base Address */
302 u32 DiagRwData; /* 10 Read Write Data (fw download) */
303 u32 DiagRwAddress; /* 14 Read Write Address (fw download)*/
304 u32 Reserved1[6]; /* 18-2F reserved for future use */
305 u32 IntStatus; /* 30 Interrupt Status */
306 u32 IntMask; /* 34 Interrupt Mask */
307 u32 Reserved2[2]; /* 38-3F reserved for future use */
308 u32 RequestFifo; /* 40 Request Post/Free FIFO */
309 u32 ReplyFifo; /* 44 Reply Post/Free FIFO */
310 u32 Reserved3[2]; /* 48-4F reserved for future use */
311 u32 HostIndex; /* 50 Host Index register */
312 u32 Reserved4[15]; /* 54-8F */
313 u32 Fubar; /* 90 For Fubar usage */
314 u32 Reserved5[1050];/* 94-10F8 */
315 u32 Reset_1078; /* 10FC Reset 1078 */
319 * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h
320 * in conjunction with SYSIF_REGS accesses!
325 * Dynamic Multi-Pathing specific stuff...
328 /* VirtTarget negoFlags field */
329 #define MPT_TARGET_NO_NEGO_WIDE 0x01
330 #define MPT_TARGET_NO_NEGO_SYNC 0x02
331 #define MPT_TARGET_NO_NEGO_QAS 0x04
332 #define MPT_TAPE_NEGO_IDP 0x08
335 * VirtDevice - FC LUN device or SCSI target device
337 typedef struct _VirtTarget {
338 struct scsi_target *starget;
343 u8 minSyncFactor; /* 0xFF is async */
344 u8 maxOffset; /* 0 if async */
345 u8 maxWidth; /* 0 if narrow, 1 if wide */
346 u8 negoFlags; /* bit field, see above */
347 u8 raidVolume; /* set, if RAID Volume */
348 u8 type; /* byte 0 of Inquiry data */
349 u8 deleted; /* target in process of being removed */
353 typedef struct _VirtDevice {
360 * Fibre Channel (SCSI) target device and associated defines...
362 #define MPT_TARGET_DEFAULT_DV_STATUS 0x00
363 #define MPT_TARGET_FLAGS_VALID_NEGO 0x01
364 #define MPT_TARGET_FLAGS_VALID_INQUIRY 0x02
365 #define MPT_TARGET_FLAGS_Q_YES 0x08
366 #define MPT_TARGET_FLAGS_VALID_56 0x10
367 #define MPT_TARGET_FLAGS_SAF_TE_ISSUED 0x20
368 #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x40
369 #define MPT_TARGET_FLAGS_LED_ON 0x80
372 * /proc/mpt interface
378 read_proc_t *read_proc;
379 write_proc_t *write_proc;
382 #define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \
385 if (len < request) { \
391 *start = buf + offset; \
397 * IOCTL structure and associated defines
400 #define MPT_IOCTL_STATUS_DID_IOCRESET 0x01 /* IOC Reset occurred on the current*/
401 #define MPT_IOCTL_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */
402 #define MPT_IOCTL_STATUS_TIMER_ACTIVE 0x04 /* The timer is running */
403 #define MPT_IOCTL_STATUS_SENSE_VALID 0x08 /* Sense data is valid */
404 #define MPT_IOCTL_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */
405 #define MPT_IOCTL_STATUS_TMTIMER_ACTIVE 0x20 /* The TM timer is running */
406 #define MPT_IOCTL_STATUS_TM_FAILED 0x40 /* User TM request failed */
408 #define MPTCTL_RESET_OK 0x01 /* Issue Bus Reset */
410 typedef struct _MPT_IOCTL {
411 struct _MPT_ADAPTER *ioc;
412 u8 ReplyFrame[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
413 u8 sense[MPT_SENSE_BUFFER_ALLOC];
414 int wait_done; /* wake-up value for this ioc */
416 u8 status; /* current command status */
417 u8 reset; /* 1 if bus reset allowed */
418 u8 id; /* target for reset */
419 struct mutex ioctl_mutex;
422 #define MPT_SAS_MGMT_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */
423 #define MPT_SAS_MGMT_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */
424 #define MPT_SAS_MGMT_STATUS_TM_FAILED 0x40 /* User TM request failed */
426 typedef struct _MPT_SAS_MGMT {
428 struct completion done;
429 u8 reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
430 u8 status; /* current command status */
434 * Event Structure and define
436 #define MPTCTL_EVENT_LOG_SIZE (0x000000032)
437 typedef struct _mpt_ioctl_events {
438 u32 event; /* Specified by define above */
439 u32 eventContext; /* Index or counter */
440 u32 data[2]; /* First 8 bytes of Event Data */
444 * CONFIGPARM status defines
446 #define MPT_CONFIG_GOOD MPI_IOCSTATUS_SUCCESS
447 #define MPT_CONFIG_ERROR 0x002F
450 * Substructure to store SCSI specific configuration page data
452 /* dvStatus defines: */
453 #define MPT_SCSICFG_USE_NVRAM 0x01 /* WriteSDP1 using NVRAM */
454 #define MPT_SCSICFG_ALL_IDS 0x02 /* WriteSDP1 to all IDS */
455 /* #define MPT_SCSICFG_BLK_NEGO 0x10 WriteSDP1 with WDTR and SDTR disabled */
457 typedef struct _SpiCfgData {
459 int *nvram; /* table of device NVRAM values */
460 IOCPage4_t *pIocPg4; /* SEP devices addressing */
461 dma_addr_t IocPg4_dma; /* Phys Addr of IOCPage4 data */
462 int IocPg4Sz; /* IOCPage4 size */
463 u8 minSyncFactor; /* 0xFF if async */
464 u8 maxSyncOffset; /* 0 if async */
465 u8 maxBusWidth; /* 0 if narrow, 1 if wide */
466 u8 busType; /* SE, LVD, HD */
467 u8 sdp1version; /* SDP1 version */
468 u8 sdp1length; /* SDP1 length */
469 u8 sdp0version; /* SDP0 version */
470 u8 sdp0length; /* SDP0 length */
471 u8 dvScheduled; /* 1 if scheduled */
472 u8 noQas; /* Disable QAS for this adapter */
473 u8 Saf_Te; /* 1 to force all Processors as
474 * SAF-TE if Inquiry data length
475 * is too short to check for SAF-TE
477 u8 bus_reset; /* 1 to allow bus reset */
481 typedef struct _SasCfgData {
482 u8 ptClear; /* 1 to automatically clear the
485 * automatic clearing.
490 * Inactive volume link list of raid component data
493 struct inactive_raid_component_info {
494 struct list_head list;
495 u8 volumeID; /* volume target id */
496 u8 volumeBus; /* volume channel */
497 IOC_3_PHYS_DISK d; /* phys disk info */
500 typedef struct _RaidCfgData {
501 IOCPage2_t *pIocPg2; /* table of Raid Volumes */
502 IOCPage3_t *pIocPg3; /* table of physical disks */
503 struct semaphore inactive_list_mutex;
504 struct list_head inactive_list; /* link list for physical
509 typedef struct _FcCfgData {
510 /* will ultimately hold fc_port_page0 also */
518 #define MPT_RPORT_INFO_FLAGS_REGISTERED 0x01 /* rport registered */
519 #define MPT_RPORT_INFO_FLAGS_MISSING 0x02 /* missing from DevPage0 scan */
522 * data allocated for each fc rport device
524 struct mptfc_rport_info
526 struct list_head list;
527 struct fc_rport *rport;
528 struct scsi_target *starget;
534 * Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
536 typedef struct _MPT_ADAPTER
538 int id; /* Unique adapter id N {0,1,2,...} */
539 int pci_irq; /* This irq */
540 char name[MPT_NAME_LENGTH]; /* "iocN" */
541 char prod_name[MPT_NAME_LENGTH]; /* "LSIFC9x9" */
543 char board_assembly[16];
544 char board_tracer[16];
545 u16 nvdata_version_persistent;
546 u16 nvdata_version_default;
549 u8 device_missing_delay;
550 SYSIF_REGS __iomem *chip; /* == c8817000 (mmap) */
551 SYSIF_REGS __iomem *pio_chip; /* Programmed IO (downloadboot) */
553 u32 mem_phys; /* == f4020000 (mmap) */
554 u32 pio_mem_phys; /* Programmed IO (downloadboot) */
555 int mem_size; /* mmap memory size */
561 u8 *alloc; /* frames alloc ptr */
562 dma_addr_t alloc_dma;
564 MPT_FRAME_HDR *reply_frames; /* Reply msg frames - rounded up! */
565 u32 reply_frames_low_dma;
566 int reply_depth; /* Num Allocated reply frames */
567 int reply_sz; /* Reply frame size */
568 int num_chain; /* Number of chain buffers */
569 /* Pool of buffers for chaining. ReqToChain
570 * and ChainToChain track index of chain buffers.
571 * ChainBuffer (DMA) virt/phys addresses.
572 * FreeChainQ (lock) locking mechanisms.
578 dma_addr_t ChainBufferDMA;
579 struct list_head FreeChainQ;
580 spinlock_t FreeChainQlock;
581 /* We (host driver) get to manage our own RequestQueue! */
582 dma_addr_t req_frames_dma;
583 MPT_FRAME_HDR *req_frames; /* Request msg frames - rounded up! */
584 u32 req_frames_low_dma;
585 int req_depth; /* Number of request frames */
586 int req_sz; /* Request frame size (bytes) */
587 spinlock_t FreeQlock;
588 struct list_head FreeQ;
589 /* Pool of SCSI sense buffers for commands coming from
590 * the SCSI mid-layer. We have one 256 byte sense buffer
591 * for each REQ entry.
594 dma_addr_t sense_buf_pool_dma;
595 u32 sense_buf_low_dma;
596 u8 *HostPageBuffer; /* SAS - host page buffer support */
597 u32 HostPageBuffer_sz;
598 dma_addr_t HostPageBuffer_dma;
600 struct pci_dev *pcidev; /* struct pci_dev pointer */
601 u8 __iomem *memmap; /* mmap address */
602 struct Scsi_Host *sh; /* Scsi Host pointer */
603 SpiCfgData spi_data; /* Scsi config. data */
604 RaidCfgData raid_data; /* Raid config. data */
605 SasCfgData sas_data; /* Sas config. data */
606 FcCfgData fc_data; /* Fc config. data */
607 MPT_IOCTL *ioctl; /* ioctl data pointer */
608 struct proc_dir_entry *ioc_dentry;
609 struct _MPT_ADAPTER *alt_ioc; /* ptr to 929 bound adapter port */
610 spinlock_t diagLock; /* diagnostic reset lock */
612 u32 biosVersion; /* BIOS version from IO Unit Page 2 */
613 int eventTypes; /* Event logging parameters */
614 int eventContext; /* Next event context */
615 int eventLogSize; /* Max number of cached events */
616 struct _mpt_ioctl_events *events; /* pointer to event log */
617 u8 *cached_fw; /* Pointer to FW */
618 dma_addr_t cached_fw_dma;
619 struct list_head configQ; /* linked list of config. requests */
626 u32 NB_for_64_byte_frame;
627 u32 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)];
628 u16 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)];
629 IOCFactsReply_t facts;
630 PortFactsReply_t pfacts[2];
631 FCPortPage0_t fc_port_page0[2];
632 struct timer_list persist_timer; /* persist table timer */
633 int persist_wait_done; /* persist completion flag */
634 u8 persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */
635 LANPage0_t lan_cnfg_page0;
636 LANPage1_t lan_cnfg_page1;
638 u8 ir_firmware; /* =1 if IR firmware detected */
640 * Description: errata_flag_1064
641 * If a PCIX read occurs within 1 or 2 cycles after the chip receives
642 * a split completion for a read data, an internal address pointer incorrectly
643 * increments by 32 bytes
645 int errata_flag_1064;
646 int aen_event_read_flag; /* flag to indicate event log was read*/
648 u8 upload_fw; /* If set, do a fw upload */
649 u8 reload_fw; /* Force a FW Reload on next reset */
650 u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */
655 spinlock_t initializing_hba_lock;
656 int initializing_hba_lock_flag;
657 struct list_head list;
658 struct net_device *netdev;
659 struct list_head sas_topology;
660 struct mutex sas_topology_mutex;
661 struct mutex sas_discovery_mutex;
662 u8 sas_discovery_runtime;
663 u8 sas_discovery_ignore_events;
665 int sas_index; /* index refrencing */
666 MPT_SAS_MGMT sas_mgmt;
667 struct work_struct sas_persist_task;
669 struct work_struct fc_setup_reset_work;
670 struct list_head fc_rports;
671 spinlock_t fc_rescan_work_lock;
672 struct work_struct fc_rescan_work;
673 char fc_rescan_work_q_name[KOBJ_NAME_LEN];
674 struct workqueue_struct *fc_rescan_work_q;
678 * New return value convention:
679 * 1 = Ok to free associated request frame
682 typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);
683 typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply);
684 typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase);
685 /* reset_phase defs */
686 #define MPT_IOC_PRE_RESET 0
687 #define MPT_IOC_POST_RESET 1
688 #define MPT_IOC_SETUP_RESET 2
691 * Invent MPT host event (super-set of MPI Events)
692 * Fitted to 1030's 64-byte [max] request frame size
694 typedef struct _MPT_HOST_EVENT {
695 EventNotificationReply_t MpiEvent; /* 8 32-bit words! */
700 #define MPT_HOSTEVENT_IOC_BRINGUP 0x91
701 #define MPT_HOSTEVENT_IOC_RECOVER 0x92
703 /* Define the generic types based on the size
704 * of the dma_addr_t type.
706 typedef struct _mpt_sge {
711 #define mpt_addr_size() \
712 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SGE_FLAGS_64_BIT_ADDRESSING : \
713 MPI_SGE_FLAGS_32_BIT_ADDRESSING)
715 #define mpt_msg_flags() \
716 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \
717 MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32)
719 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
721 * Funky (private) macros...
723 #include "mptdebug.h"
725 #define MPT_INDEX_2_MFPTR(ioc,idx) \
726 (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) )
728 #define MFPTR_2_MPT_INDEX(ioc,mf) \
729 (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz )
731 #define MPT_INDEX_2_RFPTR(ioc,idx) \
732 (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) )
734 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
736 #define SCSI_STD_SENSE_BYTES 18
737 #define SCSI_STD_INQUIRY_BYTES 36
738 #define SCSI_MAX_INQUIRY_BYTES 96
741 * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers
742 * Private to the driver.
744 /* LOCAL structure and fields used when processing
745 * internally generated commands. These include:
746 * bus scan, dv and config requests.
748 typedef struct _MPT_LOCAL_REPLY {
749 ConfigPageHeader_t header;
751 u8 sense[SCSI_STD_SENSE_BYTES];
757 #define MPT_HOST_BUS_UNKNOWN (0xFF)
758 #define MPT_HOST_TOO_MANY_TM (0x05)
759 #define MPT_HOST_NVRAM_INVALID (0xFFFFFFFF)
760 #define MPT_HOST_NO_CHAIN (0xFFFFFFFF)
761 #define MPT_NVRAM_MASK_TIMEOUT (0x000000FF)
762 #define MPT_NVRAM_SYNC_MASK (0x0000FF00)
763 #define MPT_NVRAM_SYNC_SHIFT (8)
764 #define MPT_NVRAM_DISCONNECT_ENABLE (0x00010000)
765 #define MPT_NVRAM_ID_SCAN_ENABLE (0x00020000)
766 #define MPT_NVRAM_LUN_SCAN_ENABLE (0x00040000)
767 #define MPT_NVRAM_TAG_QUEUE_ENABLE (0x00080000)
768 #define MPT_NVRAM_WIDE_DISABLE (0x00100000)
769 #define MPT_NVRAM_BOOT_CHOICE (0x00200000)
771 /* The TM_STATE variable is used to provide strict single threading of TM
772 * requests as well as communicate TM error conditions.
774 #define TM_STATE_NONE (0)
775 #define TM_STATE_IN_PROGRESS (1)
776 #define TM_STATE_ERROR (2)
784 typedef struct _MPT_SCSI_HOST {
788 struct scsi_cmnd **ScsiLookup;
789 MPT_LOCAL_REPLY *pLocal; /* used for internal commands */
790 struct timer_list timer;
791 /* Pool of memory for holding SCpnts before doing
792 * OS callbacks. freeQ is the free pool.
796 u8 negoNvram; /* DV disabled, nego NVRAM */
800 MPT_FRAME_HDR *cmdPtr; /* Ptr to nonOS request */
801 struct scsi_cmnd *abortSCpnt;
802 MPT_LOCAL_REPLY localReply; /* internal cmd reply struct */
803 unsigned long hard_resets; /* driver forced bus resets count */
804 unsigned long soft_resets; /* fw/external bus resets count */
805 unsigned long timeouts; /* cmd timeouts */
806 ushort sel_timeout[MPT_MAX_FC_DEVICES];
808 wait_queue_head_t scandv_waitq;
809 int scandv_wait_done;
810 long last_queue_full;
813 struct list_head target_reset_list;
816 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
818 * More Dynamic Multi-Pathing stuff...
821 /* Forward decl, a strange C thing, to prevent gcc compiler warnings */
824 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
826 * Generic structure passed to the base mpt_config function.
828 typedef struct _x_config_parms {
829 struct list_head linkage; /* linked list */
830 struct timer_list timer; /* timer function for this request */
832 ConfigExtendedPageHeader_t *ehdr;
833 ConfigPageHeader_t *hdr;
836 int wait_done; /* wait for this request */
837 u32 pageAddr; /* properly formatted */
840 u8 timeout; /* seconds */
846 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
848 * Public entry points...
850 extern int mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id);
851 extern void mpt_detach(struct pci_dev *pdev);
853 extern int mpt_suspend(struct pci_dev *pdev, pm_message_t state);
854 extern int mpt_resume(struct pci_dev *pdev);
856 extern int mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass);
857 extern void mpt_deregister(int cb_idx);
858 extern int mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc);
859 extern void mpt_event_deregister(int cb_idx);
860 extern int mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func);
861 extern void mpt_reset_deregister(int cb_idx);
862 extern int mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx);
863 extern void mpt_device_driver_deregister(int cb_idx);
864 extern MPT_FRAME_HDR *mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc);
865 extern void mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
866 extern void mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
867 extern void mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr);
869 extern int mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag);
870 extern int mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
871 extern u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked);
872 extern void mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
873 extern int mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag);
874 extern int mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg);
875 extern void mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size);
876 extern void mpt_free_fw_memory(MPT_ADAPTER *ioc);
877 extern int mpt_findImVolumes(MPT_ADAPTER *ioc);
878 extern int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
879 extern int mpt_raid_phys_disk_pg0(MPT_ADAPTER *ioc, u8 phys_disk_num, pRaidPhysDiskPage0_t phys_disk);
882 * Public data decl's...
884 extern struct list_head ioc_list;
885 extern struct proc_dir_entry *mpt_proc_root_dir;
887 extern int mpt_lan_index; /* needed by mptlan.c */
888 extern int mpt_stm_index; /* needed by mptstm.c */
890 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
891 #endif /* } __KERNEL__ */
893 #if defined(__alpha__) || defined(__sparc_v9__) || defined(__ia64__) || defined(__x86_64__) || defined(__powerpc__)
894 #define CAST_U32_TO_PTR(x) ((void *)(u64)x)
895 #define CAST_PTR_TO_U32(x) ((u32)(u64)x)
897 #define CAST_U32_TO_PTR(x) ((void *)x)
898 #define CAST_PTR_TO_U32(x) ((u32)x)
901 #define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \
902 ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR) ? 'I' : 'i', \
903 ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET) ? 'T' : 't', \
904 ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN) ? 'L' : 'l', \
905 ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR) ? 'B' : 'b'
908 * Shifted SGE Defines - Use in SGE with FlagsLength member.
909 * Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header).
910 * Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read
912 #define MPT_TRANSFER_IOC_TO_HOST (0x00000000)
913 #define MPT_TRANSFER_HOST_TO_IOC (0x04000000)
914 #define MPT_SGE_FLAGS_LAST_ELEMENT (0x80000000)
915 #define MPT_SGE_FLAGS_END_OF_BUFFER (0x40000000)
916 #define MPT_SGE_FLAGS_LOCAL_ADDRESS (0x08000000)
917 #define MPT_SGE_FLAGS_DIRECTION (0x04000000)
918 #define MPT_SGE_FLAGS_ADDRESSING (mpt_addr_size() << MPI_SGE_FLAGS_SHIFT)
919 #define MPT_SGE_FLAGS_END_OF_LIST (0x01000000)
921 #define MPT_SGE_FLAGS_TRANSACTION_ELEMENT (0x00000000)
922 #define MPT_SGE_FLAGS_SIMPLE_ELEMENT (0x10000000)
923 #define MPT_SGE_FLAGS_CHAIN_ELEMENT (0x30000000)
924 #define MPT_SGE_FLAGS_ELEMENT_MASK (0x30000000)
926 #define MPT_SGE_FLAGS_SSIMPLE_READ \
927 (MPT_SGE_FLAGS_LAST_ELEMENT | \
928 MPT_SGE_FLAGS_END_OF_BUFFER | \
929 MPT_SGE_FLAGS_END_OF_LIST | \
930 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
931 MPT_SGE_FLAGS_ADDRESSING | \
932 MPT_TRANSFER_IOC_TO_HOST)
933 #define MPT_SGE_FLAGS_SSIMPLE_WRITE \
934 (MPT_SGE_FLAGS_LAST_ELEMENT | \
935 MPT_SGE_FLAGS_END_OF_BUFFER | \
936 MPT_SGE_FLAGS_END_OF_LIST | \
937 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
938 MPT_SGE_FLAGS_ADDRESSING | \
939 MPT_TRANSFER_HOST_TO_IOC)
941 /*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/