2 * Data structures and definitions for CAM Control Blocks (CCBs).
4 * Copyright (c) 1997, 1998 Justin T. Gibbs.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions, and the following disclaimer,
12 * without modification, immediately at the beginning of the file.
13 * 2. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #ifndef _CAM_CAM_CCB_H
32 #define _CAM_CAM_CCB_H 1
34 #include <sys/queue.h>
35 #include <sys/cdefs.h>
37 #include <sys/limits.h>
39 #include <sys/callout.h>
41 #include <cam/cam_debug.h>
42 #include <cam/scsi/scsi_all.h>
43 #include <cam/ata/ata_all.h>
45 /* General allocation length definitions for CCB structures */
46 #define IOCDBLEN CAM_MAX_CDBLEN /* Space for CDB bytes/pointer */
47 #define VUHBALEN 14 /* Vendor Unique HBA length */
48 #define SIM_IDLEN 16 /* ASCII string len for SIM ID */
49 #define HBA_IDLEN 16 /* ASCII string len for HBA ID */
50 #define DEV_IDLEN 16 /* ASCII string len for device names */
51 #define CCB_PERIPH_PRIV_SIZE 2 /* size of peripheral private area */
52 #define CCB_SIM_PRIV_SIZE 2 /* size of sim private area */
54 /* Struct definitions for CAM control blocks */
56 /* Common CCB header */
59 CAM_CDB_POINTER = 0x00000001,/* The CDB field is a pointer */
60 CAM_QUEUE_ENABLE = 0x00000002,/* SIM queue actions are enabled */
61 CAM_CDB_LINKED = 0x00000004,/* CCB contains a linked CDB */
62 CAM_NEGOTIATE = 0x00000008,/*
63 * Perform transport negotiation
66 CAM_DATA_ISPHYS = 0x00000010,/* Data type with physical addrs */
67 CAM_DIS_AUTOSENSE = 0x00000020,/* Disable autosense feature */
68 CAM_DIR_BOTH = 0x00000000,/* Data direction (00:IN/OUT) */
69 CAM_DIR_IN = 0x00000040,/* Data direction (01:DATA IN) */
70 CAM_DIR_OUT = 0x00000080,/* Data direction (10:DATA OUT) */
71 CAM_DIR_NONE = 0x000000C0,/* Data direction (11:no data) */
72 CAM_DIR_MASK = 0x000000C0,/* Data direction Mask */
73 CAM_DATA_VADDR = 0x00000000,/* Data type (000:Virtual) */
74 CAM_DATA_PADDR = 0x00000010,/* Data type (001:Physical) */
75 CAM_DATA_SG = 0x00040000,/* Data type (010:sglist) */
76 CAM_DATA_SG_PADDR = 0x00040010,/* Data type (011:sglist phys) */
77 CAM_DATA_BIO = 0x00200000,/* Data type (100:bio) */
78 CAM_DATA_MASK = 0x00240010,/* Data type mask */
79 CAM_SOFT_RST_OP = 0x00000100,/* Use Soft reset alternative */
80 CAM_ENG_SYNC = 0x00000200,/* Flush resid bytes on complete */
81 CAM_DEV_QFRZDIS = 0x00000400,/* Disable DEV Q freezing */
82 CAM_DEV_QFREEZE = 0x00000800,/* Freeze DEV Q on execution */
83 CAM_HIGH_POWER = 0x00001000,/* Command takes a lot of power */
84 CAM_SENSE_PTR = 0x00002000,/* Sense data is a pointer */
85 CAM_SENSE_PHYS = 0x00004000,/* Sense pointer is physical addr*/
86 CAM_TAG_ACTION_VALID = 0x00008000,/* Use the tag action in this ccb*/
87 CAM_PASS_ERR_RECOVER = 0x00010000,/* Pass driver does err. recovery*/
88 CAM_DIS_DISCONNECT = 0x00020000,/* Disable disconnect */
89 CAM_MSG_BUF_PHYS = 0x00080000,/* Message buffer ptr is physical*/
90 CAM_SNS_BUF_PHYS = 0x00100000,/* Autosense data ptr is physical*/
91 CAM_CDB_PHYS = 0x00400000,/* CDB poiner is physical */
92 CAM_ENG_SGLIST = 0x00800000,/* SG list is for the HBA engine */
94 /* Phase cognizant mode flags */
95 CAM_DIS_AUTOSRP = 0x01000000,/* Disable autosave/restore ptrs */
96 CAM_DIS_AUTODISC = 0x02000000,/* Disable auto disconnect */
97 CAM_TGT_CCB_AVAIL = 0x04000000,/* Target CCB available */
98 CAM_TGT_PHASE_MODE = 0x08000000,/* The SIM runs in phase mode */
99 CAM_MSGB_VALID = 0x10000000,/* Message buffer valid */
100 CAM_STATUS_VALID = 0x20000000,/* Status buffer valid */
101 CAM_DATAB_VALID = 0x40000000,/* Data buffer valid */
103 /* Host target Mode flags */
104 CAM_SEND_SENSE = 0x08000000,/* Send sense data with status */
105 CAM_TERM_IO = 0x10000000,/* Terminate I/O Message sup. */
106 CAM_DISCONNECT = 0x20000000,/* Disconnects are mandatory */
107 CAM_SEND_STATUS = 0x40000000 /* Send status after data phase */
110 /* XPT Opcodes for xpt_action */
112 /* Function code flags are bits greater than 0xff */
113 XPT_FC_QUEUED = 0x100,
114 /* Non-immediate function code */
115 XPT_FC_USER_CCB = 0x200,
116 XPT_FC_XPT_ONLY = 0x400,
117 /* Only for the transport layer device */
118 XPT_FC_DEV_QUEUED = 0x800 | XPT_FC_QUEUED,
119 /* Passes through the device queues */
120 /* Common function commands: 0x00->0x0F */
122 /* Execute Nothing */
123 XPT_SCSI_IO = 0x01 | XPT_FC_DEV_QUEUED,
124 /* Execute the requested I/O operation */
125 XPT_GDEV_TYPE = 0x02,
126 /* Get type information for specified device */
128 /* Get a list of peripheral devices */
130 /* Path routing inquiry */
132 /* Release a frozen device queue */
133 XPT_SASYNC_CB = 0x06,
134 /* Set Asynchronous Callback Parameters */
135 XPT_SDEV_TYPE = 0x07,
136 /* Set device type information */
137 XPT_SCAN_BUS = 0x08 | XPT_FC_QUEUED | XPT_FC_USER_CCB
139 /* (Re)Scan the SCSI Bus */
140 XPT_DEV_MATCH = 0x09 | XPT_FC_XPT_ONLY,
141 /* Get EDT entries matching the given pattern */
143 /* Turn on debugging for a bus, target or lun */
144 XPT_PATH_STATS = 0x0b,
145 /* Path statistics (error counts, etc.) */
146 XPT_GDEV_STATS = 0x0c,
147 /* Device statistics (error counts, etc.) */
148 XPT_FREEZE_QUEUE = 0x0d,
149 /* Freeze device queue */
150 XPT_DEV_ADVINFO = 0x0e,
151 /* Get/Set Device advanced information */
152 /* SCSI Control Functions: 0x10->0x1F */
154 /* Abort the specified CCB */
155 XPT_RESET_BUS = 0x11 | XPT_FC_XPT_ONLY,
156 /* Reset the specified SCSI bus */
157 XPT_RESET_DEV = 0x12 | XPT_FC_DEV_QUEUED,
158 /* Bus Device Reset the specified SCSI device */
160 /* Terminate the I/O process */
161 XPT_SCAN_LUN = 0x14 | XPT_FC_QUEUED | XPT_FC_USER_CCB
163 /* Scan Logical Unit */
164 XPT_GET_TRAN_SETTINGS = 0x15,
166 * Get default/user transfer settings
169 XPT_SET_TRAN_SETTINGS = 0x16,
171 * Set transfer rate/width
172 * negotiation settings
174 XPT_CALC_GEOMETRY = 0x17,
176 * Calculate the geometry parameters for
177 * a device give the sector size and
180 XPT_ATA_IO = 0x18 | XPT_FC_DEV_QUEUED,
181 /* Execute the requested ATA I/O operation */
183 XPT_GET_SIM_KNOB = 0x18,
185 * Get SIM specific knob values.
188 XPT_SET_SIM_KNOB = 0x19,
190 * Set SIM specific knob values.
193 XPT_SMP_IO = 0x1b | XPT_FC_DEV_QUEUED,
194 /* Serial Management Protocol */
196 XPT_SCAN_TGT = 0x1E | XPT_FC_QUEUED | XPT_FC_USER_CCB
200 /* HBA engine commands 0x20->0x2F */
201 XPT_ENG_INQ = 0x20 | XPT_FC_XPT_ONLY,
202 /* HBA engine feature inquiry */
203 XPT_ENG_EXEC = 0x21 | XPT_FC_DEV_QUEUED,
204 /* HBA execute engine request */
206 /* Target mode commands: 0x30->0x3F */
208 /* Enable LUN as a target */
209 XPT_TARGET_IO = 0x31 | XPT_FC_DEV_QUEUED,
210 /* Execute target I/O request */
211 XPT_ACCEPT_TARGET_IO = 0x32 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
212 /* Accept Host Target Mode CDB */
213 XPT_CONT_TARGET_IO = 0x33 | XPT_FC_DEV_QUEUED,
214 /* Continue Host Target I/O Connection */
215 XPT_IMMED_NOTIFY = 0x34 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
216 /* Notify Host Target driver of event (obsolete) */
217 XPT_NOTIFY_ACK = 0x35,
218 /* Acknowledgement of event (obsolete) */
219 XPT_IMMEDIATE_NOTIFY = 0x36 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
220 /* Notify Host Target driver of event */
221 XPT_NOTIFY_ACKNOWLEDGE = 0x37 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
222 /* Acknowledgement of event */
224 /* Vendor Unique codes: 0x80->0x8F */
228 #define XPT_FC_GROUP_MASK 0xF0
229 #define XPT_FC_GROUP(op) ((op) & XPT_FC_GROUP_MASK)
230 #define XPT_FC_GROUP_COMMON 0x00
231 #define XPT_FC_GROUP_SCSI_CONTROL 0x10
232 #define XPT_FC_GROUP_HBA_ENGINE 0x20
233 #define XPT_FC_GROUP_TMODE 0x30
234 #define XPT_FC_GROUP_VENDOR_UNIQUE 0x80
236 #define XPT_FC_IS_DEV_QUEUED(ccb) \
237 (((ccb)->ccb_h.func_code & XPT_FC_DEV_QUEUED) == XPT_FC_DEV_QUEUED)
238 #define XPT_FC_IS_QUEUED(ccb) \
239 (((ccb)->ccb_h.func_code & XPT_FC_QUEUED) != 0)
244 PROTO_SCSI, /* Small Computer System Interface */
245 PROTO_ATA, /* AT Attachment */
246 PROTO_ATAPI, /* AT Attachment Packetized Interface */
247 PROTO_SATAPM, /* SATA Port Multiplier */
248 PROTO_SEMB, /* SATA Enclosure Management Bridge */
254 XPORT_SPI, /* SCSI Parallel Interface */
255 XPORT_FC, /* Fiber Channel */
256 XPORT_SSA, /* Serial Storage Architecture */
257 XPORT_USB, /* Universal Serial Bus */
258 XPORT_PPB, /* Parallel Port Bus */
259 XPORT_ATA, /* AT Attachment */
260 XPORT_SAS, /* Serial Attached SCSI */
261 XPORT_SATA, /* Serial AT Attachment */
262 XPORT_ISCSI, /* iSCSI */
265 #define XPORT_IS_ATA(t) ((t) == XPORT_ATA || (t) == XPORT_SATA)
266 #define XPORT_IS_SCSI(t) ((t) != XPORT_UNKNOWN && \
267 (t) != XPORT_UNSPECIFIED && \
269 #define XPORT_DEVSTAT_TYPE(t) (XPORT_IS_ATA(t) ? DEVSTAT_TYPE_IF_IDE : \
270 XPORT_IS_SCSI(t) ? DEVSTAT_TYPE_IF_SCSI : \
271 DEVSTAT_TYPE_IF_OTHER)
273 #define PROTO_VERSION_UNKNOWN (UINT_MAX - 1)
274 #define PROTO_VERSION_UNSPECIFIED UINT_MAX
275 #define XPORT_VERSION_UNKNOWN (UINT_MAX - 1)
276 #define XPORT_VERSION_UNSPECIFIED UINT_MAX
279 LIST_ENTRY(ccb_hdr) le;
280 SLIST_ENTRY(ccb_hdr) sle;
281 TAILQ_ENTRY(ccb_hdr) tqe;
282 STAILQ_ENTRY(ccb_hdr) stqe;
288 u_int8_t bytes[sizeof(uintptr_t)];
292 ccb_priv_entry entries[CCB_PERIPH_PRIV_SIZE];
293 u_int8_t bytes[CCB_PERIPH_PRIV_SIZE * sizeof(ccb_priv_entry)];
297 ccb_priv_entry entries[CCB_SIM_PRIV_SIZE];
298 u_int8_t bytes[CCB_SIM_PRIV_SIZE * sizeof(ccb_priv_entry)];
302 cam_pinfo pinfo; /* Info for priority scheduling */
303 camq_entry xpt_links; /* For chaining in the XPT layer */
304 camq_entry sim_links; /* For chaining in the SIM layer */
305 camq_entry periph_links; /* For chaining in the type driver */
306 u_int32_t retry_count;
307 void (*cbfcnp)(struct cam_periph *, union ccb *);
308 /* Callback on completion function */
309 xpt_opcode func_code; /* XPT function code */
310 u_int32_t status; /* Status returned by CAM subsystem */
311 struct cam_path *path; /* Compiled path for this ccb */
312 path_id_t path_id; /* Path ID for the request */
313 target_id_t target_id; /* Target device ID */
314 lun_id_t target_lun; /* Target LUN number */
315 u_int32_t flags; /* ccb_flags */
316 ccb_ppriv_area periph_priv;
317 ccb_spriv_area sim_priv;
318 u_int32_t timeout; /* Timeout value */
321 * Deprecated, only for use by non-MPSAFE SIMs. All others must
322 * allocate and initialize their own callout storage.
324 struct callout_handle timeout_ch;
327 /* Get Device Information CCB */
329 struct ccb_hdr ccb_h;
331 struct scsi_inquiry_data inq_data;
332 struct ata_params ident_data;
333 u_int8_t serial_num[252];
335 u_int8_t serial_num_len;
338 /* Device Statistics CCB */
339 struct ccb_getdevstats {
340 struct ccb_hdr ccb_h;
341 int dev_openings; /* Space left for more work on device*/
342 int dev_active; /* Transactions running on the device */
343 int devq_openings; /* Space left for more queued work */
344 int devq_queued; /* Transactions queued to be sent */
346 * CCBs held by peripheral drivers
350 * Boundary conditions for number of
354 struct timeval last_reset; /* Time of last bus reset/loop init */
358 CAM_GDEVLIST_LAST_DEVICE,
359 CAM_GDEVLIST_LIST_CHANGED,
360 CAM_GDEVLIST_MORE_DEVS,
362 } ccb_getdevlist_status_e;
364 struct ccb_getdevlist {
365 struct ccb_hdr ccb_h;
366 char periph_name[DEV_IDLEN];
367 u_int32_t unit_number;
368 unsigned int generation;
370 ccb_getdevlist_status_e status;
374 PERIPH_MATCH_NONE = 0x000,
375 PERIPH_MATCH_PATH = 0x001,
376 PERIPH_MATCH_TARGET = 0x002,
377 PERIPH_MATCH_LUN = 0x004,
378 PERIPH_MATCH_NAME = 0x008,
379 PERIPH_MATCH_UNIT = 0x010,
380 PERIPH_MATCH_ANY = 0x01f
381 } periph_pattern_flags;
383 struct periph_match_pattern {
384 char periph_name[DEV_IDLEN];
385 u_int32_t unit_number;
387 target_id_t target_id;
389 periph_pattern_flags flags;
393 DEV_MATCH_NONE = 0x000,
394 DEV_MATCH_PATH = 0x001,
395 DEV_MATCH_TARGET = 0x002,
396 DEV_MATCH_LUN = 0x004,
397 DEV_MATCH_INQUIRY = 0x008,
398 DEV_MATCH_DEVID = 0x010,
399 DEV_MATCH_ANY = 0x00f
402 struct device_id_match_pattern {
407 struct device_match_pattern {
409 target_id_t target_id;
411 dev_pattern_flags flags;
413 struct scsi_static_inquiry_pattern inq_pat;
414 struct device_id_match_pattern devid_pat;
419 BUS_MATCH_NONE = 0x000,
420 BUS_MATCH_PATH = 0x001,
421 BUS_MATCH_NAME = 0x002,
422 BUS_MATCH_UNIT = 0x004,
423 BUS_MATCH_BUS_ID = 0x008,
424 BUS_MATCH_ANY = 0x00f
427 struct bus_match_pattern {
429 char dev_name[DEV_IDLEN];
430 u_int32_t unit_number;
432 bus_pattern_flags flags;
435 union match_pattern {
436 struct periph_match_pattern periph_pattern;
437 struct device_match_pattern device_pattern;
438 struct bus_match_pattern bus_pattern;
447 struct dev_match_pattern {
449 union match_pattern pattern;
452 struct periph_match_result {
453 char periph_name[DEV_IDLEN];
454 u_int32_t unit_number;
456 target_id_t target_id;
461 DEV_RESULT_NOFLAG = 0x00,
462 DEV_RESULT_UNCONFIGURED = 0x01
465 struct device_match_result {
467 target_id_t target_id;
470 struct scsi_inquiry_data inq_data;
471 struct ata_params ident_data;
472 dev_result_flags flags;
475 struct bus_match_result {
477 char dev_name[DEV_IDLEN];
478 u_int32_t unit_number;
483 struct periph_match_result periph_result;
484 struct device_match_result device_result;
485 struct bus_match_result bus_result;
488 struct dev_match_result {
490 union match_result result;
496 CAM_DEV_MATCH_LIST_CHANGED,
497 CAM_DEV_MATCH_SIZE_ERROR,
499 } ccb_dev_match_status;
502 CAM_DEV_POS_NONE = 0x000,
503 CAM_DEV_POS_BUS = 0x001,
504 CAM_DEV_POS_TARGET = 0x002,
505 CAM_DEV_POS_DEVICE = 0x004,
506 CAM_DEV_POS_PERIPH = 0x008,
507 CAM_DEV_POS_PDPTR = 0x010,
508 CAM_DEV_POS_TYPEMASK = 0xf00,
509 CAM_DEV_POS_EDT = 0x100,
510 CAM_DEV_POS_PDRV = 0x200
513 struct ccb_dm_cookie {
521 struct ccb_dev_position {
522 u_int generations[4];
523 #define CAM_BUS_GENERATION 0x00
524 #define CAM_TARGET_GENERATION 0x01
525 #define CAM_DEV_GENERATION 0x02
526 #define CAM_PERIPH_GENERATION 0x03
527 dev_pos_type position_type;
528 struct ccb_dm_cookie cookie;
531 struct ccb_dev_match {
532 struct ccb_hdr ccb_h;
533 ccb_dev_match_status status;
534 u_int32_t num_patterns;
535 u_int32_t pattern_buf_len;
536 struct dev_match_pattern *patterns;
537 u_int32_t num_matches;
538 u_int32_t match_buf_len;
539 struct dev_match_result *matches;
540 struct ccb_dev_position pos;
544 * Definitions for the path inquiry CCB fields.
546 #define CAM_VERSION 0x17 /* Hex value for current version */
549 PI_MDP_ABLE = 0x80, /* Supports MDP message */
550 PI_WIDE_32 = 0x40, /* Supports 32 bit wide SCSI */
551 PI_WIDE_16 = 0x20, /* Supports 16 bit wide SCSI */
552 PI_SDTR_ABLE = 0x10, /* Supports SDTR message */
553 PI_LINKED_CDB = 0x08, /* Supports linked CDBs */
554 PI_SATAPM = 0x04, /* Supports SATA PM */
555 PI_TAG_ABLE = 0x02, /* Supports tag queue messages */
556 PI_SOFT_RST = 0x01 /* Supports soft reset alternative */
560 PIT_PROCESSOR = 0x80, /* Target mode processor mode */
561 PIT_PHASE = 0x40, /* Target mode phase cog. mode */
562 PIT_DISCONNECT = 0x20, /* Disconnects supported in target mode */
563 PIT_TERM_IO = 0x10, /* Terminate I/O message supported in TM */
564 PIT_GRP_6 = 0x08, /* Group 6 commands supported */
565 PIT_GRP_7 = 0x04 /* Group 7 commands supported */
569 PIM_SCANHILO = 0x80, /* Bus scans from high ID to low ID */
570 PIM_NOREMOVE = 0x40, /* Removeable devices not included in scan */
571 PIM_NOINITIATOR = 0x20, /* Initiator role not supported. */
572 PIM_NOBUSRESET = 0x10, /* User has disabled initial BUS RESET */
573 PIM_NO_6_BYTE = 0x08, /* Do not send 6-byte commands */
574 PIM_SEQSCAN = 0x04, /* Do bus scans sequentially, not in parallel */
578 /* Path Inquiry CCB */
579 struct ccb_pathinq_settings_spi {
580 u_int8_t ppr_options;
583 struct ccb_pathinq_settings_fc {
584 u_int64_t wwnn; /* world wide node name */
585 u_int64_t wwpn; /* world wide port name */
586 u_int32_t port; /* 24 bit port id, if known */
587 u_int32_t bitrate; /* Mbps */
590 struct ccb_pathinq_settings_sas {
591 u_int32_t bitrate; /* Mbps */
593 #define PATHINQ_SETTINGS_SIZE 128
596 struct ccb_hdr ccb_h;
597 u_int8_t version_num; /* Version number for the SIM/HBA */
598 u_int8_t hba_inquiry; /* Mimic of INQ byte 7 for the HBA */
599 u_int8_t target_sprt; /* Flags for target mode support */
600 u_int8_t hba_misc; /* Misc HBA features */
601 u_int16_t hba_eng_cnt; /* HBA engine count */
602 /* Vendor Unique capabilities */
603 u_int8_t vuhba_flags[VUHBALEN];
604 u_int32_t max_target; /* Maximum supported Target */
605 u_int32_t max_lun; /* Maximum supported Lun */
606 u_int32_t async_flags; /* Installed Async handlers */
607 path_id_t hpath_id; /* Highest Path ID in the subsystem */
608 target_id_t initiator_id; /* ID of the HBA on the SCSI bus */
609 char sim_vid[SIM_IDLEN]; /* Vendor ID of the SIM */
610 char hba_vid[HBA_IDLEN]; /* Vendor ID of the HBA */
611 char dev_name[DEV_IDLEN];/* Device name for SIM */
612 u_int32_t unit_number; /* Unit number for SIM */
613 u_int32_t bus_id; /* Bus ID for SIM */
614 u_int32_t base_transfer_speed;/* Base bus speed in KB/sec */
616 u_int protocol_version;
618 u_int transport_version;
620 struct ccb_pathinq_settings_spi spi;
621 struct ccb_pathinq_settings_fc fc;
622 struct ccb_pathinq_settings_sas sas;
623 char ccb_pathinq_settings_opaque[PATHINQ_SETTINGS_SIZE];
625 u_int maxio; /* Max supported I/O size, in bytes. */
626 u_int16_t hba_vendor; /* HBA vendor ID */
627 u_int16_t hba_device; /* HBA device ID */
628 u_int16_t hba_subvendor; /* HBA subvendor ID */
629 u_int16_t hba_subdevice; /* HBA subdevice ID */
632 /* Path Statistics CCB */
633 struct ccb_pathstats {
634 struct ccb_hdr ccb_h;
635 struct timeval last_reset; /* Time of last bus reset/loop init */
639 SMP_FLAG_NONE = 0x00,
640 SMP_FLAG_REQ_SG = 0x01,
641 SMP_FLAG_RSP_SG = 0x02
642 } ccb_smp_pass_flags;
645 * Serial Management Protocol CCB
646 * XXX Currently the semantics for this CCB are that it is executed either
647 * by the addressed device, or that device's parent (i.e. an expander for
648 * any device on an expander) if the addressed device doesn't support SMP.
649 * Later, once we have the ability to probe SMP-only devices and put them
650 * in CAM's topology, the CCB will only be executed by the addressed device
654 struct ccb_hdr ccb_h;
655 uint8_t *smp_request;
657 uint16_t smp_request_sglist_cnt;
658 uint8_t *smp_response;
659 int smp_response_len;
660 uint16_t smp_response_sglist_cnt;
661 ccb_smp_pass_flags flags;
665 u_int8_t *sense_ptr; /*
667 * for sense information
669 /* Storage Area for sense information */
670 struct scsi_sense_data sense_buf;
674 u_int8_t *cdb_ptr; /* Pointer to the CDB bytes to send */
675 /* Area for the CDB send */
676 u_int8_t cdb_bytes[IOCDBLEN];
680 * SCSI I/O Request CCB used for the XPT_SCSI_IO and XPT_CONT_TARGET_IO
684 struct ccb_hdr ccb_h;
685 union ccb *next_ccb; /* Ptr for next CCB for action */
686 u_int8_t *req_map; /* Ptr to mapping info */
687 u_int8_t *data_ptr; /* Ptr to the data buf/SG list */
688 u_int32_t dxfer_len; /* Data transfer length */
689 /* Autosense storage */
690 struct scsi_sense_data sense_data;
691 u_int8_t sense_len; /* Number of bytes to autosense */
692 u_int8_t cdb_len; /* Number of bytes for the CDB */
693 u_int16_t sglist_cnt; /* Number of SG list entries */
694 u_int8_t scsi_status; /* Returned SCSI status */
695 u_int8_t sense_resid; /* Autosense resid length: 2's comp */
696 u_int32_t resid; /* Transfer residual length: 2's comp */
697 cdb_t cdb_io; /* Union for CDB bytes/pointer */
698 u_int8_t *msg_ptr; /* Pointer to the message buffer */
699 u_int16_t msg_len; /* Number of bytes for the Message */
700 u_int8_t tag_action; /* What to do for tag queueing */
702 * The tag action should be either the define below (to send a
703 * non-tagged transaction) or one of the defined scsi tag messages
704 * from scsi_message.h.
706 #define CAM_TAG_ACTION_NONE 0x00
707 u_int tag_id; /* tag id from initator (target mode) */
708 u_int init_id; /* initiator id of who selected */
712 * ATA I/O Request CCB used for the XPT_ATA_IO function code.
715 struct ccb_hdr ccb_h;
716 union ccb *next_ccb; /* Ptr for next CCB for action */
717 struct ata_cmd cmd; /* ATA command register set */
718 struct ata_res res; /* ATA result register set */
719 u_int8_t *data_ptr; /* Ptr to the data buf/SG list */
720 u_int32_t dxfer_len; /* Data transfer length */
721 u_int32_t resid; /* Transfer residual length: 2's comp */
722 u_int8_t tag_action; /* What to do for tag queueing */
724 * The tag action should be either the define below (to send a
725 * non-tagged transaction) or one of the defined scsi tag messages
726 * from scsi_message.h.
728 #define CAM_TAG_ACTION_NONE 0x00
729 u_int tag_id; /* tag id from initator (target mode) */
730 u_int init_id; /* initiator id of who selected */
733 struct ccb_accept_tio {
734 struct ccb_hdr ccb_h;
735 cdb_t cdb_io; /* Union for CDB bytes/pointer */
736 u_int8_t cdb_len; /* Number of bytes for the CDB */
737 u_int8_t tag_action; /* What to do for tag queueing */
738 u_int8_t sense_len; /* Number of bytes of Sense Data */
739 u_int tag_id; /* tag id from initator (target mode) */
740 u_int init_id; /* initiator id of who selected */
741 struct scsi_sense_data sense_data;
744 /* Release SIM Queue */
746 struct ccb_hdr ccb_h;
747 u_int32_t release_flags;
748 #define RELSIM_ADJUST_OPENINGS 0x01
749 #define RELSIM_RELEASE_AFTER_TIMEOUT 0x02
750 #define RELSIM_RELEASE_AFTER_CMDCMPLT 0x04
751 #define RELSIM_RELEASE_AFTER_QEMPTY 0x08
752 #define RELSIM_RELEASE_RUNLEVEL 0x10
754 u_int32_t release_timeout; /* Abstract argument. */
755 u_int32_t qfrozen_cnt;
759 * Definitions for the asynchronous callback CCB fields.
762 AC_UNIT_ATTENTION = 0x4000,/* Device reported UNIT ATTENTION */
763 AC_ADVINFO_CHANGED = 0x2000,/* Advance info might have changes */
764 AC_CONTRACT = 0x1000,/* A contractual callback */
765 AC_GETDEV_CHANGED = 0x800,/* Getdev info might have changed */
766 AC_INQ_CHANGED = 0x400,/* Inquiry info might have changed */
767 AC_TRANSFER_NEG = 0x200,/* New transfer settings in effect */
768 AC_LOST_DEVICE = 0x100,/* A device went away */
769 AC_FOUND_DEVICE = 0x080,/* A new device was found */
770 AC_PATH_DEREGISTERED = 0x040,/* A path has de-registered */
771 AC_PATH_REGISTERED = 0x020,/* A new path has been registered */
772 AC_SENT_BDR = 0x010,/* A BDR message was sent to target */
773 AC_SCSI_AEN = 0x008,/* A SCSI AEN has been received */
774 AC_UNSOL_RESEL = 0x002,/* Unsolicited reselection occurred */
775 AC_BUS_RESET = 0x001 /* A SCSI bus reset occurred */
778 typedef void ac_callback_t (void *softc, u_int32_t code,
779 struct cam_path *path, void *args);
782 * Generic Asynchronous callbacks.
784 * Generic arguments passed bac which are then interpreted between a per-system
787 #define AC_CONTRACT_DATA_MAX (128 - sizeof (u_int64_t))
789 u_int64_t contract_number;
790 u_int8_t contract_data[AC_CONTRACT_DATA_MAX];
793 #define AC_CONTRACT_DEV_CHG 1
794 struct ac_device_changed {
801 /* Set Asynchronous Callback CCB */
802 struct ccb_setasync {
803 struct ccb_hdr ccb_h;
804 u_int32_t event_enable; /* Async Event enables */
805 ac_callback_t *callback;
809 /* Set Device Type CCB */
811 struct ccb_hdr ccb_h;
812 u_int8_t dev_type; /* Value for dev type field in EDT */
815 /* SCSI Control Functions */
817 /* Abort XPT request CCB */
819 struct ccb_hdr ccb_h;
820 union ccb *abort_ccb; /* Pointer to CCB to abort */
823 /* Reset SCSI Bus CCB */
824 struct ccb_resetbus {
825 struct ccb_hdr ccb_h;
828 /* Reset SCSI Device CCB */
829 struct ccb_resetdev {
830 struct ccb_hdr ccb_h;
833 /* Terminate I/O Process Request CCB */
835 struct ccb_hdr ccb_h;
836 union ccb *termio_ccb; /* Pointer to CCB to terminate */
840 CTS_TYPE_CURRENT_SETTINGS,
841 CTS_TYPE_USER_SETTINGS
844 struct ccb_trans_settings_scsi
846 u_int valid; /* Which fields to honor */
847 #define CTS_SCSI_VALID_TQ 0x01
849 #define CTS_SCSI_FLAGS_TAG_ENB 0x01
852 struct ccb_trans_settings_ata
854 u_int valid; /* Which fields to honor */
855 #define CTS_ATA_VALID_TQ 0x01
857 #define CTS_ATA_FLAGS_TAG_ENB 0x01
860 struct ccb_trans_settings_spi
862 u_int valid; /* Which fields to honor */
863 #define CTS_SPI_VALID_SYNC_RATE 0x01
864 #define CTS_SPI_VALID_SYNC_OFFSET 0x02
865 #define CTS_SPI_VALID_BUS_WIDTH 0x04
866 #define CTS_SPI_VALID_DISC 0x08
867 #define CTS_SPI_VALID_PPR_OPTIONS 0x10
869 #define CTS_SPI_FLAGS_DISC_ENB 0x01
876 struct ccb_trans_settings_fc {
877 u_int valid; /* Which fields to honor */
878 #define CTS_FC_VALID_WWNN 0x8000
879 #define CTS_FC_VALID_WWPN 0x4000
880 #define CTS_FC_VALID_PORT 0x2000
881 #define CTS_FC_VALID_SPEED 0x1000
882 u_int64_t wwnn; /* world wide node name */
883 u_int64_t wwpn; /* world wide port name */
884 u_int32_t port; /* 24 bit port id, if known */
885 u_int32_t bitrate; /* Mbps */
888 struct ccb_trans_settings_sas {
889 u_int valid; /* Which fields to honor */
890 #define CTS_SAS_VALID_SPEED 0x1000
891 u_int32_t bitrate; /* Mbps */
894 struct ccb_trans_settings_pata {
895 u_int valid; /* Which fields to honor */
896 #define CTS_ATA_VALID_MODE 0x01
897 #define CTS_ATA_VALID_BYTECOUNT 0x02
898 #define CTS_ATA_VALID_ATAPI 0x20
899 #define CTS_ATA_VALID_CAPS 0x40
901 u_int bytecount; /* Length of PIO transaction */
902 u_int atapi; /* Length of ATAPI CDB */
903 u_int caps; /* Device and host SATA caps. */
904 #define CTS_ATA_CAPS_H 0x0000ffff
905 #define CTS_ATA_CAPS_H_DMA48 0x00000001 /* 48-bit DMA */
906 #define CTS_ATA_CAPS_D 0xffff0000
909 struct ccb_trans_settings_sata {
910 u_int valid; /* Which fields to honor */
911 #define CTS_SATA_VALID_MODE 0x01
912 #define CTS_SATA_VALID_BYTECOUNT 0x02
913 #define CTS_SATA_VALID_REVISION 0x04
914 #define CTS_SATA_VALID_PM 0x08
915 #define CTS_SATA_VALID_TAGS 0x10
916 #define CTS_SATA_VALID_ATAPI 0x20
917 #define CTS_SATA_VALID_CAPS 0x40
918 int mode; /* Legacy PATA mode */
919 u_int bytecount; /* Length of PIO transaction */
920 int revision; /* SATA revision */
921 u_int pm_present; /* PM is present (XPT->SIM) */
922 u_int tags; /* Number of allowed tags */
923 u_int atapi; /* Length of ATAPI CDB */
924 u_int caps; /* Device and host SATA caps. */
925 #define CTS_SATA_CAPS_H 0x0000ffff
926 #define CTS_SATA_CAPS_H_PMREQ 0x00000001
927 #define CTS_SATA_CAPS_H_APST 0x00000002
928 #define CTS_SATA_CAPS_H_DMAAA 0x00000010 /* Auto-activation */
929 #define CTS_SATA_CAPS_H_AN 0x00000020 /* Async. notification */
930 #define CTS_SATA_CAPS_D 0xffff0000
931 #define CTS_SATA_CAPS_D_PMREQ 0x00010000
932 #define CTS_SATA_CAPS_D_APST 0x00020000
935 /* Get/Set transfer rate/width/disconnection/tag queueing settings */
936 struct ccb_trans_settings {
937 struct ccb_hdr ccb_h;
938 cts_type type; /* Current or User settings */
940 u_int protocol_version;
942 u_int transport_version;
944 u_int valid; /* Which fields to honor */
945 struct ccb_trans_settings_ata ata;
946 struct ccb_trans_settings_scsi scsi;
949 u_int valid; /* Which fields to honor */
950 struct ccb_trans_settings_spi spi;
951 struct ccb_trans_settings_fc fc;
952 struct ccb_trans_settings_sas sas;
953 struct ccb_trans_settings_pata ata;
954 struct ccb_trans_settings_sata sata;
960 * Calculate the geometry parameters for a device
961 * give the block size and volume size in blocks.
963 struct ccb_calc_geometry {
964 struct ccb_hdr ccb_h;
965 u_int32_t block_size;
966 u_int64_t volume_size;
969 u_int8_t secs_per_track;
973 * Set or get SIM (and transport) specific knobs
976 #define KNOB_VALID_ADDRESS 0x1
977 #define KNOB_VALID_ROLE 0x2
980 #define KNOB_ROLE_NONE 0x0
981 #define KNOB_ROLE_INITIATOR 0x1
982 #define KNOB_ROLE_TARGET 0x2
983 #define KNOB_ROLE_BOTH 0x3
985 struct ccb_sim_knob_settings_spi {
991 struct ccb_sim_knob_settings_fc {
993 u_int64_t wwnn; /* world wide node name */
994 u_int64_t wwpn; /* world wide port name */
998 struct ccb_sim_knob_settings_sas {
1000 u_int64_t wwnn; /* world wide node name */
1003 #define KNOB_SETTINGS_SIZE 128
1005 struct ccb_sim_knob {
1006 struct ccb_hdr ccb_h;
1008 u_int valid; /* Which fields to honor */
1009 struct ccb_sim_knob_settings_spi spi;
1010 struct ccb_sim_knob_settings_fc fc;
1011 struct ccb_sim_knob_settings_sas sas;
1012 char pad[KNOB_SETTINGS_SIZE];
1017 * Rescan the given bus, or bus/target/lun
1020 struct ccb_hdr ccb_h;
1025 * Turn on debugging for the given bus, bus/target, or bus/target/lun.
1028 struct ccb_hdr ccb_h;
1029 cam_debug_flags flags;
1032 /* Target mode structures. */
1035 struct ccb_hdr ccb_h;
1036 u_int16_t grp6_len; /* Group 6 VU CDB length */
1037 u_int16_t grp7_len; /* Group 7 VU CDB length */
1041 /* old, barely used immediate notify, binary compatibility */
1042 struct ccb_immed_notify {
1043 struct ccb_hdr ccb_h;
1044 struct scsi_sense_data sense_data;
1045 u_int8_t sense_len; /* Number of bytes in sense buffer */
1046 u_int8_t initiator_id; /* Id of initiator that selected */
1047 u_int8_t message_args[7]; /* Message Arguments */
1050 struct ccb_notify_ack {
1051 struct ccb_hdr ccb_h;
1052 u_int16_t seq_id; /* Sequence identifier */
1053 u_int8_t event; /* Event flags */
1056 struct ccb_immediate_notify {
1057 struct ccb_hdr ccb_h;
1058 u_int tag_id; /* Tag for immediate notify */
1059 u_int seq_id; /* Tag for target of notify */
1060 u_int initiator_id; /* Initiator Identifier */
1061 u_int arg; /* Function specific */
1064 struct ccb_notify_acknowledge {
1065 struct ccb_hdr ccb_h;
1066 u_int tag_id; /* Tag for immediate notify */
1067 u_int seq_id; /* Tar for target of notify */
1068 u_int initiator_id; /* Initiator Identifier */
1069 u_int arg; /* Function specific */
1072 /* HBA engine structures. */
1075 EIT_BUFFER, /* Engine type: buffer memory */
1076 EIT_LOSSLESS, /* Engine type: lossless compression */
1077 EIT_LOSSY, /* Engine type: lossy compression */
1078 EIT_ENCRYPT /* Engine type: encryption */
1082 EAD_VUNIQUE, /* Engine algorithm ID: vendor unique */
1083 EAD_LZ1V1, /* Engine algorithm ID: LZ1 var.1 */
1084 EAD_LZ2V1, /* Engine algorithm ID: LZ2 var.1 */
1085 EAD_LZ2V2 /* Engine algorithm ID: LZ2 var.2 */
1088 struct ccb_eng_inq {
1089 struct ccb_hdr ccb_h;
1090 u_int16_t eng_num; /* The engine number for this inquiry */
1091 ei_type eng_type; /* Returned engine type */
1092 ei_algo eng_algo; /* Returned engine algorithm type */
1093 u_int32_t eng_memeory; /* Returned engine memory size */
1096 struct ccb_eng_exec { /* This structure must match SCSIIO size */
1097 struct ccb_hdr ccb_h;
1098 u_int8_t *pdrv_ptr; /* Ptr used by the peripheral driver */
1099 u_int8_t *req_map; /* Ptr for mapping info on the req. */
1100 u_int8_t *data_ptr; /* Pointer to the data buf/SG list */
1101 u_int32_t dxfer_len; /* Data transfer length */
1102 u_int8_t *engdata_ptr; /* Pointer to the engine buffer data */
1103 u_int16_t sglist_cnt; /* Num of scatter gather list entries */
1104 u_int32_t dmax_len; /* Destination data maximum length */
1105 u_int32_t dest_len; /* Destination data length */
1106 int32_t src_resid; /* Source residual length: 2's comp */
1107 u_int32_t timeout; /* Timeout value */
1108 u_int16_t eng_num; /* Engine number for this request */
1109 u_int16_t vu_flags; /* Vendor Unique flags */
1113 * Definitions for the timeout field in the SCSI I/O CCB.
1115 #define CAM_TIME_DEFAULT 0x00000000 /* Use SIM default value */
1116 #define CAM_TIME_INFINITY 0xFFFFFFFF /* Infinite timeout */
1118 #define CAM_SUCCESS 0 /* For signaling general success */
1119 #define CAM_FAILURE 1 /* For signaling general failure */
1124 #define XPT_CCB_INVALID -1 /* for signaling a bad CCB to free */
1127 * CCB for working with advanced device information. This operates in a fashion
1128 * similar to XPT_GDEV_TYPE. Specify the target in ccb_h, the buffer
1129 * type requested, and provide a buffer size/buffer to write to. If the
1130 * buffer is too small, provsiz will be larger than bufsiz.
1132 struct ccb_dev_advinfo {
1133 struct ccb_hdr ccb_h;
1135 #define CDAI_FLAG_STORE 0x1 /* If set, action becomes store */
1136 uint32_t buftype; /* IN: Type of data being requested */
1137 /* NB: buftype is interpreted on a per-transport basis */
1138 #define CDAI_TYPE_SCSI_DEVID 1
1139 #define CDAI_TYPE_SERIAL_NUM 2
1140 #define CDAI_TYPE_PHYS_PATH 3
1141 #define CDAI_TYPE_RCAPLONG 4
1142 off_t bufsiz; /* IN: Size of external buffer */
1143 #define CAM_SCSI_DEVID_MAXLEN 65536 /* length in buffer is an uint16_t */
1144 off_t provsiz; /* OUT: Size required/used */
1145 uint8_t *buf; /* IN/OUT: Buffer for requested data */
1149 * Union of all CCB types for kernel space allocation. This union should
1150 * never be used for manipulating CCBs - its only use is for the allocation
1151 * and deallocation of raw CCB space and is the return type of xpt_ccb_alloc
1152 * and the argument to xpt_ccb_free.
1155 struct ccb_hdr ccb_h; /* For convenience */
1156 struct ccb_scsiio csio;
1157 struct ccb_getdev cgd;
1158 struct ccb_getdevlist cgdl;
1159 struct ccb_pathinq cpi;
1160 struct ccb_relsim crs;
1161 struct ccb_setasync csa;
1162 struct ccb_setdev csd;
1163 struct ccb_pathstats cpis;
1164 struct ccb_getdevstats cgds;
1165 struct ccb_dev_match cdm;
1166 struct ccb_trans_settings cts;
1167 struct ccb_calc_geometry ccg;
1168 struct ccb_sim_knob knob;
1169 struct ccb_abort cab;
1170 struct ccb_resetbus crb;
1171 struct ccb_resetdev crd;
1172 struct ccb_termio tio;
1173 struct ccb_accept_tio atio;
1174 struct ccb_scsiio ctio;
1175 struct ccb_en_lun cel;
1176 struct ccb_immed_notify cin;
1177 struct ccb_notify_ack cna;
1178 struct ccb_immediate_notify cin1;
1179 struct ccb_notify_acknowledge cna2;
1180 struct ccb_eng_inq cei;
1181 struct ccb_eng_exec cee;
1182 struct ccb_smpio smpio;
1183 struct ccb_rescan crcn;
1184 struct ccb_debug cdbg;
1185 struct ccb_ataio ataio;
1186 struct ccb_dev_advinfo cdai;
1190 static __inline void
1191 cam_fill_csio(struct ccb_scsiio *csio, u_int32_t retries,
1192 void (*cbfcnp)(struct cam_periph *, union ccb *),
1193 u_int32_t flags, u_int8_t tag_action,
1194 u_int8_t *data_ptr, u_int32_t dxfer_len,
1195 u_int8_t sense_len, u_int8_t cdb_len,
1198 static __inline void
1199 cam_fill_ctio(struct ccb_scsiio *csio, u_int32_t retries,
1200 void (*cbfcnp)(struct cam_periph *, union ccb *),
1201 u_int32_t flags, u_int tag_action, u_int tag_id,
1202 u_int init_id, u_int scsi_status, u_int8_t *data_ptr,
1203 u_int32_t dxfer_len, u_int32_t timeout);
1205 static __inline void
1206 cam_fill_ataio(struct ccb_ataio *ataio, u_int32_t retries,
1207 void (*cbfcnp)(struct cam_periph *, union ccb *),
1208 u_int32_t flags, u_int tag_action,
1209 u_int8_t *data_ptr, u_int32_t dxfer_len,
1212 static __inline void
1213 cam_fill_smpio(struct ccb_smpio *smpio, uint32_t retries,
1214 void (*cbfcnp)(struct cam_periph *, union ccb *), uint32_t flags,
1215 uint8_t *smp_request, int smp_request_len,
1216 uint8_t *smp_response, int smp_response_len,
1219 static __inline void
1220 cam_fill_csio(struct ccb_scsiio *csio, u_int32_t retries,
1221 void (*cbfcnp)(struct cam_periph *, union ccb *),
1222 u_int32_t flags, u_int8_t tag_action,
1223 u_int8_t *data_ptr, u_int32_t dxfer_len,
1224 u_int8_t sense_len, u_int8_t cdb_len,
1227 csio->ccb_h.func_code = XPT_SCSI_IO;
1228 csio->ccb_h.flags = flags;
1229 csio->ccb_h.retry_count = retries;
1230 csio->ccb_h.cbfcnp = cbfcnp;
1231 csio->ccb_h.timeout = timeout;
1232 csio->data_ptr = data_ptr;
1233 csio->dxfer_len = dxfer_len;
1234 csio->sense_len = sense_len;
1235 csio->cdb_len = cdb_len;
1236 csio->tag_action = tag_action;
1239 static __inline void
1240 cam_fill_ctio(struct ccb_scsiio *csio, u_int32_t retries,
1241 void (*cbfcnp)(struct cam_periph *, union ccb *),
1242 u_int32_t flags, u_int tag_action, u_int tag_id,
1243 u_int init_id, u_int scsi_status, u_int8_t *data_ptr,
1244 u_int32_t dxfer_len, u_int32_t timeout)
1246 csio->ccb_h.func_code = XPT_CONT_TARGET_IO;
1247 csio->ccb_h.flags = flags;
1248 csio->ccb_h.retry_count = retries;
1249 csio->ccb_h.cbfcnp = cbfcnp;
1250 csio->ccb_h.timeout = timeout;
1251 csio->data_ptr = data_ptr;
1252 csio->dxfer_len = dxfer_len;
1253 csio->scsi_status = scsi_status;
1254 csio->tag_action = tag_action;
1255 csio->tag_id = tag_id;
1256 csio->init_id = init_id;
1259 static __inline void
1260 cam_fill_ataio(struct ccb_ataio *ataio, u_int32_t retries,
1261 void (*cbfcnp)(struct cam_periph *, union ccb *),
1262 u_int32_t flags, u_int tag_action,
1263 u_int8_t *data_ptr, u_int32_t dxfer_len,
1266 ataio->ccb_h.func_code = XPT_ATA_IO;
1267 ataio->ccb_h.flags = flags;
1268 ataio->ccb_h.retry_count = retries;
1269 ataio->ccb_h.cbfcnp = cbfcnp;
1270 ataio->ccb_h.timeout = timeout;
1271 ataio->data_ptr = data_ptr;
1272 ataio->dxfer_len = dxfer_len;
1273 ataio->tag_action = tag_action;
1276 static __inline void
1277 cam_fill_smpio(struct ccb_smpio *smpio, uint32_t retries,
1278 void (*cbfcnp)(struct cam_periph *, union ccb *), uint32_t flags,
1279 uint8_t *smp_request, int smp_request_len,
1280 uint8_t *smp_response, int smp_response_len,
1284 KASSERT((flags & CAM_DIR_MASK) == CAM_DIR_BOTH,
1285 ("direction != CAM_DIR_BOTH"));
1286 KASSERT((smp_request != NULL) && (smp_response != NULL),
1287 ("need valid request and response buffers"));
1288 KASSERT((smp_request_len != 0) && (smp_response_len != 0),
1289 ("need non-zero request and response lengths"));
1291 smpio->ccb_h.func_code = XPT_SMP_IO;
1292 smpio->ccb_h.flags = flags;
1293 smpio->ccb_h.retry_count = retries;
1294 smpio->ccb_h.cbfcnp = cbfcnp;
1295 smpio->ccb_h.timeout = timeout;
1296 smpio->smp_request = smp_request;
1297 smpio->smp_request_len = smp_request_len;
1298 smpio->smp_response = smp_response;
1299 smpio->smp_response_len = smp_response_len;
1302 void cam_calc_geometry(struct ccb_calc_geometry *ccg, int extended);
1306 #endif /* _CAM_CAM_CCB_H */