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 */
109 CAM_UNLOCKED = 0x80000000 /* Call callback without lock. */
113 CAM_EXTLUN_VALID = 0x00000001,/* 64bit lun field is valid */
116 /* XPT Opcodes for xpt_action */
118 /* Function code flags are bits greater than 0xff */
119 XPT_FC_QUEUED = 0x100,
120 /* Non-immediate function code */
121 XPT_FC_USER_CCB = 0x200,
122 XPT_FC_XPT_ONLY = 0x400,
123 /* Only for the transport layer device */
124 XPT_FC_DEV_QUEUED = 0x800 | XPT_FC_QUEUED,
125 /* Passes through the device queues */
126 /* Common function commands: 0x00->0x0F */
128 /* Execute Nothing */
129 XPT_SCSI_IO = 0x01 | XPT_FC_DEV_QUEUED,
130 /* Execute the requested I/O operation */
131 XPT_GDEV_TYPE = 0x02,
132 /* Get type information for specified device */
134 /* Get a list of peripheral devices */
136 /* Path routing inquiry */
138 /* Release a frozen device queue */
139 XPT_SASYNC_CB = 0x06,
140 /* Set Asynchronous Callback Parameters */
141 XPT_SDEV_TYPE = 0x07,
142 /* Set device type information */
143 XPT_SCAN_BUS = 0x08 | XPT_FC_QUEUED | XPT_FC_USER_CCB
145 /* (Re)Scan the SCSI Bus */
146 XPT_DEV_MATCH = 0x09 | XPT_FC_XPT_ONLY,
147 /* Get EDT entries matching the given pattern */
149 /* Turn on debugging for a bus, target or lun */
150 XPT_PATH_STATS = 0x0b,
151 /* Path statistics (error counts, etc.) */
152 XPT_GDEV_STATS = 0x0c,
153 /* Device statistics (error counts, etc.) */
154 XPT_DEV_ADVINFO = 0x0e,
155 /* Get/Set Device advanced information */
156 XPT_ASYNC = 0x0f | XPT_FC_QUEUED | XPT_FC_USER_CCB
158 /* Asynchronous event */
159 /* SCSI Control Functions: 0x10->0x1F */
161 /* Abort the specified CCB */
162 XPT_RESET_BUS = 0x11 | XPT_FC_XPT_ONLY,
163 /* Reset the specified SCSI bus */
164 XPT_RESET_DEV = 0x12 | XPT_FC_DEV_QUEUED,
165 /* Bus Device Reset the specified SCSI device */
167 /* Terminate the I/O process */
168 XPT_SCAN_LUN = 0x14 | XPT_FC_QUEUED | XPT_FC_USER_CCB
170 /* Scan Logical Unit */
171 XPT_GET_TRAN_SETTINGS = 0x15,
173 * Get default/user transfer settings
176 XPT_SET_TRAN_SETTINGS = 0x16,
178 * Set transfer rate/width
179 * negotiation settings
181 XPT_CALC_GEOMETRY = 0x17,
183 * Calculate the geometry parameters for
184 * a device give the sector size and
187 XPT_ATA_IO = 0x18 | XPT_FC_DEV_QUEUED,
188 /* Execute the requested ATA I/O operation */
190 XPT_GET_SIM_KNOB = 0x18,
192 * Get SIM specific knob values.
195 XPT_SET_SIM_KNOB = 0x19,
197 * Set SIM specific knob values.
200 XPT_SMP_IO = 0x1b | XPT_FC_DEV_QUEUED,
201 /* Serial Management Protocol */
203 XPT_SCAN_TGT = 0x1E | XPT_FC_QUEUED | XPT_FC_USER_CCB
207 /* HBA engine commands 0x20->0x2F */
208 XPT_ENG_INQ = 0x20 | XPT_FC_XPT_ONLY,
209 /* HBA engine feature inquiry */
210 XPT_ENG_EXEC = 0x21 | XPT_FC_DEV_QUEUED,
211 /* HBA execute engine request */
213 /* Target mode commands: 0x30->0x3F */
215 /* Enable LUN as a target */
216 XPT_TARGET_IO = 0x31 | XPT_FC_DEV_QUEUED,
217 /* Execute target I/O request */
218 XPT_ACCEPT_TARGET_IO = 0x32 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
219 /* Accept Host Target Mode CDB */
220 XPT_CONT_TARGET_IO = 0x33 | XPT_FC_DEV_QUEUED,
221 /* Continue Host Target I/O Connection */
222 XPT_IMMED_NOTIFY = 0x34 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
223 /* Notify Host Target driver of event (obsolete) */
224 XPT_NOTIFY_ACK = 0x35,
225 /* Acknowledgement of event (obsolete) */
226 XPT_IMMEDIATE_NOTIFY = 0x36 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
227 /* Notify Host Target driver of event */
228 XPT_NOTIFY_ACKNOWLEDGE = 0x37 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
229 /* Acknowledgement of event */
231 /* Vendor Unique codes: 0x80->0x8F */
235 #define XPT_FC_GROUP_MASK 0xF0
236 #define XPT_FC_GROUP(op) ((op) & XPT_FC_GROUP_MASK)
237 #define XPT_FC_GROUP_COMMON 0x00
238 #define XPT_FC_GROUP_SCSI_CONTROL 0x10
239 #define XPT_FC_GROUP_HBA_ENGINE 0x20
240 #define XPT_FC_GROUP_TMODE 0x30
241 #define XPT_FC_GROUP_VENDOR_UNIQUE 0x80
243 #define XPT_FC_IS_DEV_QUEUED(ccb) \
244 (((ccb)->ccb_h.func_code & XPT_FC_DEV_QUEUED) == XPT_FC_DEV_QUEUED)
245 #define XPT_FC_IS_QUEUED(ccb) \
246 (((ccb)->ccb_h.func_code & XPT_FC_QUEUED) != 0)
251 PROTO_SCSI, /* Small Computer System Interface */
252 PROTO_ATA, /* AT Attachment */
253 PROTO_ATAPI, /* AT Attachment Packetized Interface */
254 PROTO_SATAPM, /* SATA Port Multiplier */
255 PROTO_SEMB, /* SATA Enclosure Management Bridge */
261 XPORT_SPI, /* SCSI Parallel Interface */
262 XPORT_FC, /* Fiber Channel */
263 XPORT_SSA, /* Serial Storage Architecture */
264 XPORT_USB, /* Universal Serial Bus */
265 XPORT_PPB, /* Parallel Port Bus */
266 XPORT_ATA, /* AT Attachment */
267 XPORT_SAS, /* Serial Attached SCSI */
268 XPORT_SATA, /* Serial AT Attachment */
269 XPORT_ISCSI, /* iSCSI */
270 XPORT_SRP, /* SCSI RDMA Protocol */
273 #define XPORT_IS_ATA(t) ((t) == XPORT_ATA || (t) == XPORT_SATA)
274 #define XPORT_IS_SCSI(t) ((t) != XPORT_UNKNOWN && \
275 (t) != XPORT_UNSPECIFIED && \
277 #define XPORT_DEVSTAT_TYPE(t) (XPORT_IS_ATA(t) ? DEVSTAT_TYPE_IF_IDE : \
278 XPORT_IS_SCSI(t) ? DEVSTAT_TYPE_IF_SCSI : \
279 DEVSTAT_TYPE_IF_OTHER)
281 #define PROTO_VERSION_UNKNOWN (UINT_MAX - 1)
282 #define PROTO_VERSION_UNSPECIFIED UINT_MAX
283 #define XPORT_VERSION_UNKNOWN (UINT_MAX - 1)
284 #define XPORT_VERSION_UNSPECIFIED UINT_MAX
287 LIST_ENTRY(ccb_hdr) le;
288 SLIST_ENTRY(ccb_hdr) sle;
289 TAILQ_ENTRY(ccb_hdr) tqe;
290 STAILQ_ENTRY(ccb_hdr) stqe;
296 u_int8_t bytes[sizeof(uintptr_t)];
300 ccb_priv_entry entries[CCB_PERIPH_PRIV_SIZE];
301 u_int8_t bytes[CCB_PERIPH_PRIV_SIZE * sizeof(ccb_priv_entry)];
305 ccb_priv_entry entries[CCB_SIM_PRIV_SIZE];
306 u_int8_t bytes[CCB_SIM_PRIV_SIZE * sizeof(ccb_priv_entry)];
310 struct timeval *etime;
312 uintptr_t periph_data;
316 cam_pinfo pinfo; /* Info for priority scheduling */
317 camq_entry xpt_links; /* For chaining in the XPT layer */
318 camq_entry sim_links; /* For chaining in the SIM layer */
319 camq_entry periph_links; /* For chaining in the type driver */
320 u_int32_t retry_count;
321 void (*cbfcnp)(struct cam_periph *, union ccb *);
322 /* Callback on completion function */
323 xpt_opcode func_code; /* XPT function code */
324 u_int32_t status; /* Status returned by CAM subsystem */
325 struct cam_path *path; /* Compiled path for this ccb */
326 path_id_t path_id; /* Path ID for the request */
327 target_id_t target_id; /* Target device ID */
328 lun_id_t target_lun; /* Target LUN number */
329 lun64_id_t ext_lun; /* 64bit extended/multi-level LUNs */
330 u_int32_t flags; /* ccb_flags */
331 u_int32_t xflags; /* Extended flags */
332 ccb_ppriv_area periph_priv;
333 ccb_spriv_area sim_priv;
335 u_int32_t timeout; /* Hard timeout value in mseconds */
336 struct timeval softtimeout; /* Soft timeout value in sec + usec */
339 /* Get Device Information CCB */
341 struct ccb_hdr ccb_h;
343 struct scsi_inquiry_data inq_data;
344 struct ata_params ident_data;
345 u_int8_t serial_num[252];
347 u_int8_t serial_num_len;
350 /* Device Statistics CCB */
351 struct ccb_getdevstats {
352 struct ccb_hdr ccb_h;
353 int dev_openings; /* Space left for more work on device*/
354 int dev_active; /* Transactions running on the device */
355 int allocated; /* CCBs allocated for the device */
356 int queued; /* CCBs queued to be sent to the device */
358 * CCBs held by peripheral drivers
362 * Boundary conditions for number of
366 struct timeval last_reset; /* Time of last bus reset/loop init */
370 CAM_GDEVLIST_LAST_DEVICE,
371 CAM_GDEVLIST_LIST_CHANGED,
372 CAM_GDEVLIST_MORE_DEVS,
374 } ccb_getdevlist_status_e;
376 struct ccb_getdevlist {
377 struct ccb_hdr ccb_h;
378 char periph_name[DEV_IDLEN];
379 u_int32_t unit_number;
380 unsigned int generation;
382 ccb_getdevlist_status_e status;
386 PERIPH_MATCH_NONE = 0x000,
387 PERIPH_MATCH_PATH = 0x001,
388 PERIPH_MATCH_TARGET = 0x002,
389 PERIPH_MATCH_LUN = 0x004,
390 PERIPH_MATCH_NAME = 0x008,
391 PERIPH_MATCH_UNIT = 0x010,
392 PERIPH_MATCH_ANY = 0x01f
393 } periph_pattern_flags;
395 struct periph_match_pattern {
396 char periph_name[DEV_IDLEN];
397 u_int32_t unit_number;
399 target_id_t target_id;
401 periph_pattern_flags flags;
405 DEV_MATCH_NONE = 0x000,
406 DEV_MATCH_PATH = 0x001,
407 DEV_MATCH_TARGET = 0x002,
408 DEV_MATCH_LUN = 0x004,
409 DEV_MATCH_INQUIRY = 0x008,
410 DEV_MATCH_DEVID = 0x010,
411 DEV_MATCH_ANY = 0x00f
414 struct device_id_match_pattern {
419 struct device_match_pattern {
421 target_id_t target_id;
423 dev_pattern_flags flags;
425 struct scsi_static_inquiry_pattern inq_pat;
426 struct device_id_match_pattern devid_pat;
431 BUS_MATCH_NONE = 0x000,
432 BUS_MATCH_PATH = 0x001,
433 BUS_MATCH_NAME = 0x002,
434 BUS_MATCH_UNIT = 0x004,
435 BUS_MATCH_BUS_ID = 0x008,
436 BUS_MATCH_ANY = 0x00f
439 struct bus_match_pattern {
441 char dev_name[DEV_IDLEN];
442 u_int32_t unit_number;
444 bus_pattern_flags flags;
447 union match_pattern {
448 struct periph_match_pattern periph_pattern;
449 struct device_match_pattern device_pattern;
450 struct bus_match_pattern bus_pattern;
459 struct dev_match_pattern {
461 union match_pattern pattern;
464 struct periph_match_result {
465 char periph_name[DEV_IDLEN];
466 u_int32_t unit_number;
468 target_id_t target_id;
473 DEV_RESULT_NOFLAG = 0x00,
474 DEV_RESULT_UNCONFIGURED = 0x01
477 struct device_match_result {
479 target_id_t target_id;
482 struct scsi_inquiry_data inq_data;
483 struct ata_params ident_data;
484 dev_result_flags flags;
487 struct bus_match_result {
489 char dev_name[DEV_IDLEN];
490 u_int32_t unit_number;
495 struct periph_match_result periph_result;
496 struct device_match_result device_result;
497 struct bus_match_result bus_result;
500 struct dev_match_result {
502 union match_result result;
508 CAM_DEV_MATCH_LIST_CHANGED,
509 CAM_DEV_MATCH_SIZE_ERROR,
511 } ccb_dev_match_status;
514 CAM_DEV_POS_NONE = 0x000,
515 CAM_DEV_POS_BUS = 0x001,
516 CAM_DEV_POS_TARGET = 0x002,
517 CAM_DEV_POS_DEVICE = 0x004,
518 CAM_DEV_POS_PERIPH = 0x008,
519 CAM_DEV_POS_PDPTR = 0x010,
520 CAM_DEV_POS_TYPEMASK = 0xf00,
521 CAM_DEV_POS_EDT = 0x100,
522 CAM_DEV_POS_PDRV = 0x200
525 struct ccb_dm_cookie {
533 struct ccb_dev_position {
534 u_int generations[4];
535 #define CAM_BUS_GENERATION 0x00
536 #define CAM_TARGET_GENERATION 0x01
537 #define CAM_DEV_GENERATION 0x02
538 #define CAM_PERIPH_GENERATION 0x03
539 dev_pos_type position_type;
540 struct ccb_dm_cookie cookie;
543 struct ccb_dev_match {
544 struct ccb_hdr ccb_h;
545 ccb_dev_match_status status;
546 u_int32_t num_patterns;
547 u_int32_t pattern_buf_len;
548 struct dev_match_pattern *patterns;
549 u_int32_t num_matches;
550 u_int32_t match_buf_len;
551 struct dev_match_result *matches;
552 struct ccb_dev_position pos;
556 * Definitions for the path inquiry CCB fields.
558 #define CAM_VERSION 0x18 /* Hex value for current version */
561 PI_MDP_ABLE = 0x80, /* Supports MDP message */
562 PI_WIDE_32 = 0x40, /* Supports 32 bit wide SCSI */
563 PI_WIDE_16 = 0x20, /* Supports 16 bit wide SCSI */
564 PI_SDTR_ABLE = 0x10, /* Supports SDTR message */
565 PI_LINKED_CDB = 0x08, /* Supports linked CDBs */
566 PI_SATAPM = 0x04, /* Supports SATA PM */
567 PI_TAG_ABLE = 0x02, /* Supports tag queue messages */
568 PI_SOFT_RST = 0x01 /* Supports soft reset alternative */
572 PIT_PROCESSOR = 0x80, /* Target mode processor mode */
573 PIT_PHASE = 0x40, /* Target mode phase cog. mode */
574 PIT_DISCONNECT = 0x20, /* Disconnects supported in target mode */
575 PIT_TERM_IO = 0x10, /* Terminate I/O message supported in TM */
576 PIT_GRP_6 = 0x08, /* Group 6 commands supported */
577 PIT_GRP_7 = 0x04 /* Group 7 commands supported */
581 PIM_EXTLUNS = 0x100,/* 64bit extended LUNs supported */
582 PIM_SCANHILO = 0x80, /* Bus scans from high ID to low ID */
583 PIM_NOREMOVE = 0x40, /* Removeable devices not included in scan */
584 PIM_NOINITIATOR = 0x20, /* Initiator role not supported. */
585 PIM_NOBUSRESET = 0x10, /* User has disabled initial BUS RESET */
586 PIM_NO_6_BYTE = 0x08, /* Do not send 6-byte commands */
587 PIM_SEQSCAN = 0x04, /* Do bus scans sequentially, not in parallel */
589 PIM_NOSCAN = 0x01 /* SIM does its own scanning */
592 /* Path Inquiry CCB */
593 struct ccb_pathinq_settings_spi {
594 u_int8_t ppr_options;
597 struct ccb_pathinq_settings_fc {
598 u_int64_t wwnn; /* world wide node name */
599 u_int64_t wwpn; /* world wide port name */
600 u_int32_t port; /* 24 bit port id, if known */
601 u_int32_t bitrate; /* Mbps */
604 struct ccb_pathinq_settings_sas {
605 u_int32_t bitrate; /* Mbps */
607 #define PATHINQ_SETTINGS_SIZE 128
610 struct ccb_hdr ccb_h;
611 u_int8_t version_num; /* Version number for the SIM/HBA */
612 u_int8_t hba_inquiry; /* Mimic of INQ byte 7 for the HBA */
613 u_int16_t target_sprt; /* Flags for target mode support */
614 u_int32_t hba_misc; /* Misc HBA features */
615 u_int16_t hba_eng_cnt; /* HBA engine count */
616 /* Vendor Unique capabilities */
617 u_int8_t vuhba_flags[VUHBALEN];
618 u_int32_t max_target; /* Maximum supported Target */
619 u_int32_t max_lun; /* Maximum supported Lun */
620 u_int32_t async_flags; /* Installed Async handlers */
621 path_id_t hpath_id; /* Highest Path ID in the subsystem */
622 target_id_t initiator_id; /* ID of the HBA on the SCSI bus */
623 char sim_vid[SIM_IDLEN]; /* Vendor ID of the SIM */
624 char hba_vid[HBA_IDLEN]; /* Vendor ID of the HBA */
625 char dev_name[DEV_IDLEN];/* Device name for SIM */
626 u_int32_t unit_number; /* Unit number for SIM */
627 u_int32_t bus_id; /* Bus ID for SIM */
628 u_int32_t base_transfer_speed;/* Base bus speed in KB/sec */
630 u_int protocol_version;
632 u_int transport_version;
634 struct ccb_pathinq_settings_spi spi;
635 struct ccb_pathinq_settings_fc fc;
636 struct ccb_pathinq_settings_sas sas;
637 char ccb_pathinq_settings_opaque[PATHINQ_SETTINGS_SIZE];
639 u_int maxio; /* Max supported I/O size, in bytes. */
640 u_int16_t hba_vendor; /* HBA vendor ID */
641 u_int16_t hba_device; /* HBA device ID */
642 u_int16_t hba_subvendor; /* HBA subvendor ID */
643 u_int16_t hba_subdevice; /* HBA subdevice ID */
646 /* Path Statistics CCB */
647 struct ccb_pathstats {
648 struct ccb_hdr ccb_h;
649 struct timeval last_reset; /* Time of last bus reset/loop init */
653 SMP_FLAG_NONE = 0x00,
654 SMP_FLAG_REQ_SG = 0x01,
655 SMP_FLAG_RSP_SG = 0x02
656 } ccb_smp_pass_flags;
659 * Serial Management Protocol CCB
660 * XXX Currently the semantics for this CCB are that it is executed either
661 * by the addressed device, or that device's parent (i.e. an expander for
662 * any device on an expander) if the addressed device doesn't support SMP.
663 * Later, once we have the ability to probe SMP-only devices and put them
664 * in CAM's topology, the CCB will only be executed by the addressed device
668 struct ccb_hdr ccb_h;
669 uint8_t *smp_request;
671 uint16_t smp_request_sglist_cnt;
672 uint8_t *smp_response;
673 int smp_response_len;
674 uint16_t smp_response_sglist_cnt;
675 ccb_smp_pass_flags flags;
679 u_int8_t *sense_ptr; /*
681 * for sense information
683 /* Storage Area for sense information */
684 struct scsi_sense_data sense_buf;
688 u_int8_t *cdb_ptr; /* Pointer to the CDB bytes to send */
689 /* Area for the CDB send */
690 u_int8_t cdb_bytes[IOCDBLEN];
694 * SCSI I/O Request CCB used for the XPT_SCSI_IO and XPT_CONT_TARGET_IO
698 struct ccb_hdr ccb_h;
699 union ccb *next_ccb; /* Ptr for next CCB for action */
700 u_int8_t *req_map; /* Ptr to mapping info */
701 u_int8_t *data_ptr; /* Ptr to the data buf/SG list */
702 u_int32_t dxfer_len; /* Data transfer length */
703 /* Autosense storage */
704 struct scsi_sense_data sense_data;
705 u_int8_t sense_len; /* Number of bytes to autosense */
706 u_int8_t cdb_len; /* Number of bytes for the CDB */
707 u_int16_t sglist_cnt; /* Number of SG list entries */
708 u_int8_t scsi_status; /* Returned SCSI status */
709 u_int8_t sense_resid; /* Autosense resid length: 2's comp */
710 u_int32_t resid; /* Transfer residual length: 2's comp */
711 cdb_t cdb_io; /* Union for CDB bytes/pointer */
712 u_int8_t *msg_ptr; /* Pointer to the message buffer */
713 u_int16_t msg_len; /* Number of bytes for the Message */
714 u_int8_t tag_action; /* What to do for tag queueing */
716 * The tag action should be either the define below (to send a
717 * non-tagged transaction) or one of the defined scsi tag messages
718 * from scsi_message.h.
720 #define CAM_TAG_ACTION_NONE 0x00
721 u_int tag_id; /* tag id from initator (target mode) */
722 u_int init_id; /* initiator id of who selected */
726 * ATA I/O Request CCB used for the XPT_ATA_IO function code.
729 struct ccb_hdr ccb_h;
730 union ccb *next_ccb; /* Ptr for next CCB for action */
731 struct ata_cmd cmd; /* ATA command register set */
732 struct ata_res res; /* ATA result register set */
733 u_int8_t *data_ptr; /* Ptr to the data buf/SG list */
734 u_int32_t dxfer_len; /* Data transfer length */
735 u_int32_t resid; /* Transfer residual length: 2's comp */
736 u_int8_t tag_action; /* What to do for tag queueing */
738 * The tag action should be either the define below (to send a
739 * non-tagged transaction) or one of the defined scsi tag messages
740 * from scsi_message.h.
742 #define CAM_TAG_ACTION_NONE 0x00
743 u_int tag_id; /* tag id from initator (target mode) */
744 u_int init_id; /* initiator id of who selected */
747 struct ccb_accept_tio {
748 struct ccb_hdr ccb_h;
749 cdb_t cdb_io; /* Union for CDB bytes/pointer */
750 u_int8_t cdb_len; /* Number of bytes for the CDB */
751 u_int8_t tag_action; /* What to do for tag queueing */
752 u_int8_t sense_len; /* Number of bytes of Sense Data */
753 u_int tag_id; /* tag id from initator (target mode) */
754 u_int init_id; /* initiator id of who selected */
755 struct scsi_sense_data sense_data;
758 /* Release SIM Queue */
760 struct ccb_hdr ccb_h;
761 u_int32_t release_flags;
762 #define RELSIM_ADJUST_OPENINGS 0x01
763 #define RELSIM_RELEASE_AFTER_TIMEOUT 0x02
764 #define RELSIM_RELEASE_AFTER_CMDCMPLT 0x04
765 #define RELSIM_RELEASE_AFTER_QEMPTY 0x08
767 u_int32_t release_timeout; /* Abstract argument. */
768 u_int32_t qfrozen_cnt;
772 * Definitions for the asynchronous callback CCB fields.
775 AC_UNIT_ATTENTION = 0x4000,/* Device reported UNIT ATTENTION */
776 AC_ADVINFO_CHANGED = 0x2000,/* Advance info might have changes */
777 AC_CONTRACT = 0x1000,/* A contractual callback */
778 AC_GETDEV_CHANGED = 0x800,/* Getdev info might have changed */
779 AC_INQ_CHANGED = 0x400,/* Inquiry info might have changed */
780 AC_TRANSFER_NEG = 0x200,/* New transfer settings in effect */
781 AC_LOST_DEVICE = 0x100,/* A device went away */
782 AC_FOUND_DEVICE = 0x080,/* A new device was found */
783 AC_PATH_DEREGISTERED = 0x040,/* A path has de-registered */
784 AC_PATH_REGISTERED = 0x020,/* A new path has been registered */
785 AC_SENT_BDR = 0x010,/* A BDR message was sent to target */
786 AC_SCSI_AEN = 0x008,/* A SCSI AEN has been received */
787 AC_UNSOL_RESEL = 0x002,/* Unsolicited reselection occurred */
788 AC_BUS_RESET = 0x001 /* A SCSI bus reset occurred */
791 typedef void ac_callback_t (void *softc, u_int32_t code,
792 struct cam_path *path, void *args);
795 * Generic Asynchronous callbacks.
797 * Generic arguments passed bac which are then interpreted between a per-system
800 #define AC_CONTRACT_DATA_MAX (128 - sizeof (u_int64_t))
802 u_int64_t contract_number;
803 u_int8_t contract_data[AC_CONTRACT_DATA_MAX];
806 #define AC_CONTRACT_DEV_CHG 1
807 struct ac_device_changed {
814 /* Set Asynchronous Callback CCB */
815 struct ccb_setasync {
816 struct ccb_hdr ccb_h;
817 u_int32_t event_enable; /* Async Event enables */
818 ac_callback_t *callback;
822 /* Set Device Type CCB */
824 struct ccb_hdr ccb_h;
825 u_int8_t dev_type; /* Value for dev type field in EDT */
828 /* SCSI Control Functions */
830 /* Abort XPT request CCB */
832 struct ccb_hdr ccb_h;
833 union ccb *abort_ccb; /* Pointer to CCB to abort */
836 /* Reset SCSI Bus CCB */
837 struct ccb_resetbus {
838 struct ccb_hdr ccb_h;
841 /* Reset SCSI Device CCB */
842 struct ccb_resetdev {
843 struct ccb_hdr ccb_h;
846 /* Terminate I/O Process Request CCB */
848 struct ccb_hdr ccb_h;
849 union ccb *termio_ccb; /* Pointer to CCB to terminate */
853 CTS_TYPE_CURRENT_SETTINGS,
854 CTS_TYPE_USER_SETTINGS
857 struct ccb_trans_settings_scsi
859 u_int valid; /* Which fields to honor */
860 #define CTS_SCSI_VALID_TQ 0x01
862 #define CTS_SCSI_FLAGS_TAG_ENB 0x01
865 struct ccb_trans_settings_ata
867 u_int valid; /* Which fields to honor */
868 #define CTS_ATA_VALID_TQ 0x01
870 #define CTS_ATA_FLAGS_TAG_ENB 0x01
873 struct ccb_trans_settings_spi
875 u_int valid; /* Which fields to honor */
876 #define CTS_SPI_VALID_SYNC_RATE 0x01
877 #define CTS_SPI_VALID_SYNC_OFFSET 0x02
878 #define CTS_SPI_VALID_BUS_WIDTH 0x04
879 #define CTS_SPI_VALID_DISC 0x08
880 #define CTS_SPI_VALID_PPR_OPTIONS 0x10
882 #define CTS_SPI_FLAGS_DISC_ENB 0x01
889 struct ccb_trans_settings_fc {
890 u_int valid; /* Which fields to honor */
891 #define CTS_FC_VALID_WWNN 0x8000
892 #define CTS_FC_VALID_WWPN 0x4000
893 #define CTS_FC_VALID_PORT 0x2000
894 #define CTS_FC_VALID_SPEED 0x1000
895 u_int64_t wwnn; /* world wide node name */
896 u_int64_t wwpn; /* world wide port name */
897 u_int32_t port; /* 24 bit port id, if known */
898 u_int32_t bitrate; /* Mbps */
901 struct ccb_trans_settings_sas {
902 u_int valid; /* Which fields to honor */
903 #define CTS_SAS_VALID_SPEED 0x1000
904 u_int32_t bitrate; /* Mbps */
907 struct ccb_trans_settings_pata {
908 u_int valid; /* Which fields to honor */
909 #define CTS_ATA_VALID_MODE 0x01
910 #define CTS_ATA_VALID_BYTECOUNT 0x02
911 #define CTS_ATA_VALID_ATAPI 0x20
912 #define CTS_ATA_VALID_CAPS 0x40
914 u_int bytecount; /* Length of PIO transaction */
915 u_int atapi; /* Length of ATAPI CDB */
916 u_int caps; /* Device and host SATA caps. */
917 #define CTS_ATA_CAPS_H 0x0000ffff
918 #define CTS_ATA_CAPS_H_DMA48 0x00000001 /* 48-bit DMA */
919 #define CTS_ATA_CAPS_D 0xffff0000
922 struct ccb_trans_settings_sata {
923 u_int valid; /* Which fields to honor */
924 #define CTS_SATA_VALID_MODE 0x01
925 #define CTS_SATA_VALID_BYTECOUNT 0x02
926 #define CTS_SATA_VALID_REVISION 0x04
927 #define CTS_SATA_VALID_PM 0x08
928 #define CTS_SATA_VALID_TAGS 0x10
929 #define CTS_SATA_VALID_ATAPI 0x20
930 #define CTS_SATA_VALID_CAPS 0x40
931 int mode; /* Legacy PATA mode */
932 u_int bytecount; /* Length of PIO transaction */
933 int revision; /* SATA revision */
934 u_int pm_present; /* PM is present (XPT->SIM) */
935 u_int tags; /* Number of allowed tags */
936 u_int atapi; /* Length of ATAPI CDB */
937 u_int caps; /* Device and host SATA caps. */
938 #define CTS_SATA_CAPS_H 0x0000ffff
939 #define CTS_SATA_CAPS_H_PMREQ 0x00000001
940 #define CTS_SATA_CAPS_H_APST 0x00000002
941 #define CTS_SATA_CAPS_H_DMAAA 0x00000010 /* Auto-activation */
942 #define CTS_SATA_CAPS_H_AN 0x00000020 /* Async. notification */
943 #define CTS_SATA_CAPS_D 0xffff0000
944 #define CTS_SATA_CAPS_D_PMREQ 0x00010000
945 #define CTS_SATA_CAPS_D_APST 0x00020000
948 /* Get/Set transfer rate/width/disconnection/tag queueing settings */
949 struct ccb_trans_settings {
950 struct ccb_hdr ccb_h;
951 cts_type type; /* Current or User settings */
953 u_int protocol_version;
955 u_int transport_version;
957 u_int valid; /* Which fields to honor */
958 struct ccb_trans_settings_ata ata;
959 struct ccb_trans_settings_scsi scsi;
962 u_int valid; /* Which fields to honor */
963 struct ccb_trans_settings_spi spi;
964 struct ccb_trans_settings_fc fc;
965 struct ccb_trans_settings_sas sas;
966 struct ccb_trans_settings_pata ata;
967 struct ccb_trans_settings_sata sata;
973 * Calculate the geometry parameters for a device
974 * give the block size and volume size in blocks.
976 struct ccb_calc_geometry {
977 struct ccb_hdr ccb_h;
978 u_int32_t block_size;
979 u_int64_t volume_size;
982 u_int8_t secs_per_track;
986 * Set or get SIM (and transport) specific knobs
989 #define KNOB_VALID_ADDRESS 0x1
990 #define KNOB_VALID_ROLE 0x2
993 #define KNOB_ROLE_NONE 0x0
994 #define KNOB_ROLE_INITIATOR 0x1
995 #define KNOB_ROLE_TARGET 0x2
996 #define KNOB_ROLE_BOTH 0x3
998 struct ccb_sim_knob_settings_spi {
1004 struct ccb_sim_knob_settings_fc {
1006 u_int64_t wwnn; /* world wide node name */
1007 u_int64_t wwpn; /* world wide port name */
1011 struct ccb_sim_knob_settings_sas {
1013 u_int64_t wwnn; /* world wide node name */
1016 #define KNOB_SETTINGS_SIZE 128
1018 struct ccb_sim_knob {
1019 struct ccb_hdr ccb_h;
1021 u_int valid; /* Which fields to honor */
1022 struct ccb_sim_knob_settings_spi spi;
1023 struct ccb_sim_knob_settings_fc fc;
1024 struct ccb_sim_knob_settings_sas sas;
1025 char pad[KNOB_SETTINGS_SIZE];
1030 * Rescan the given bus, or bus/target/lun
1033 struct ccb_hdr ccb_h;
1038 * Turn on debugging for the given bus, bus/target, or bus/target/lun.
1041 struct ccb_hdr ccb_h;
1042 cam_debug_flags flags;
1045 /* Target mode structures. */
1048 struct ccb_hdr ccb_h;
1049 u_int16_t grp6_len; /* Group 6 VU CDB length */
1050 u_int16_t grp7_len; /* Group 7 VU CDB length */
1054 /* old, barely used immediate notify, binary compatibility */
1055 struct ccb_immed_notify {
1056 struct ccb_hdr ccb_h;
1057 struct scsi_sense_data sense_data;
1058 u_int8_t sense_len; /* Number of bytes in sense buffer */
1059 u_int8_t initiator_id; /* Id of initiator that selected */
1060 u_int8_t message_args[7]; /* Message Arguments */
1063 struct ccb_notify_ack {
1064 struct ccb_hdr ccb_h;
1065 u_int16_t seq_id; /* Sequence identifier */
1066 u_int8_t event; /* Event flags */
1069 struct ccb_immediate_notify {
1070 struct ccb_hdr ccb_h;
1071 u_int tag_id; /* Tag for immediate notify */
1072 u_int seq_id; /* Tag for target of notify */
1073 u_int initiator_id; /* Initiator Identifier */
1074 u_int arg; /* Function specific */
1077 struct ccb_notify_acknowledge {
1078 struct ccb_hdr ccb_h;
1079 u_int tag_id; /* Tag for immediate notify */
1080 u_int seq_id; /* Tar for target of notify */
1081 u_int initiator_id; /* Initiator Identifier */
1082 u_int arg; /* Function specific */
1085 /* HBA engine structures. */
1088 EIT_BUFFER, /* Engine type: buffer memory */
1089 EIT_LOSSLESS, /* Engine type: lossless compression */
1090 EIT_LOSSY, /* Engine type: lossy compression */
1091 EIT_ENCRYPT /* Engine type: encryption */
1095 EAD_VUNIQUE, /* Engine algorithm ID: vendor unique */
1096 EAD_LZ1V1, /* Engine algorithm ID: LZ1 var.1 */
1097 EAD_LZ2V1, /* Engine algorithm ID: LZ2 var.1 */
1098 EAD_LZ2V2 /* Engine algorithm ID: LZ2 var.2 */
1101 struct ccb_eng_inq {
1102 struct ccb_hdr ccb_h;
1103 u_int16_t eng_num; /* The engine number for this inquiry */
1104 ei_type eng_type; /* Returned engine type */
1105 ei_algo eng_algo; /* Returned engine algorithm type */
1106 u_int32_t eng_memeory; /* Returned engine memory size */
1109 struct ccb_eng_exec { /* This structure must match SCSIIO size */
1110 struct ccb_hdr ccb_h;
1111 u_int8_t *pdrv_ptr; /* Ptr used by the peripheral driver */
1112 u_int8_t *req_map; /* Ptr for mapping info on the req. */
1113 u_int8_t *data_ptr; /* Pointer to the data buf/SG list */
1114 u_int32_t dxfer_len; /* Data transfer length */
1115 u_int8_t *engdata_ptr; /* Pointer to the engine buffer data */
1116 u_int16_t sglist_cnt; /* Num of scatter gather list entries */
1117 u_int32_t dmax_len; /* Destination data maximum length */
1118 u_int32_t dest_len; /* Destination data length */
1119 int32_t src_resid; /* Source residual length: 2's comp */
1120 u_int32_t timeout; /* Timeout value */
1121 u_int16_t eng_num; /* Engine number for this request */
1122 u_int16_t vu_flags; /* Vendor Unique flags */
1126 * Definitions for the timeout field in the SCSI I/O CCB.
1128 #define CAM_TIME_DEFAULT 0x00000000 /* Use SIM default value */
1129 #define CAM_TIME_INFINITY 0xFFFFFFFF /* Infinite timeout */
1131 #define CAM_SUCCESS 0 /* For signaling general success */
1132 #define CAM_FAILURE 1 /* For signaling general failure */
1137 #define XPT_CCB_INVALID -1 /* for signaling a bad CCB to free */
1140 * CCB for working with advanced device information. This operates in a fashion
1141 * similar to XPT_GDEV_TYPE. Specify the target in ccb_h, the buffer
1142 * type requested, and provide a buffer size/buffer to write to. If the
1143 * buffer is too small, provsiz will be larger than bufsiz.
1145 struct ccb_dev_advinfo {
1146 struct ccb_hdr ccb_h;
1148 #define CDAI_FLAG_NONE 0x0 /* No flags set */
1149 #define CDAI_FLAG_STORE 0x1 /* If set, action becomes store */
1150 uint32_t buftype; /* IN: Type of data being requested */
1151 /* NB: buftype is interpreted on a per-transport basis */
1152 #define CDAI_TYPE_SCSI_DEVID 1
1153 #define CDAI_TYPE_SERIAL_NUM 2
1154 #define CDAI_TYPE_PHYS_PATH 3
1155 #define CDAI_TYPE_RCAPLONG 4
1156 #define CDAI_TYPE_EXT_INQ 5
1157 off_t bufsiz; /* IN: Size of external buffer */
1158 #define CAM_SCSI_DEVID_MAXLEN 65536 /* length in buffer is an uint16_t */
1159 off_t provsiz; /* OUT: Size required/used */
1160 uint8_t *buf; /* IN/OUT: Buffer for requested data */
1164 * CCB for sending async events
1167 struct ccb_hdr ccb_h;
1168 uint32_t async_code;
1169 off_t async_arg_size;
1170 void *async_arg_ptr;
1174 * Union of all CCB types for kernel space allocation. This union should
1175 * never be used for manipulating CCBs - its only use is for the allocation
1176 * and deallocation of raw CCB space and is the return type of xpt_ccb_alloc
1177 * and the argument to xpt_ccb_free.
1180 struct ccb_hdr ccb_h; /* For convenience */
1181 struct ccb_scsiio csio;
1182 struct ccb_getdev cgd;
1183 struct ccb_getdevlist cgdl;
1184 struct ccb_pathinq cpi;
1185 struct ccb_relsim crs;
1186 struct ccb_setasync csa;
1187 struct ccb_setdev csd;
1188 struct ccb_pathstats cpis;
1189 struct ccb_getdevstats cgds;
1190 struct ccb_dev_match cdm;
1191 struct ccb_trans_settings cts;
1192 struct ccb_calc_geometry ccg;
1193 struct ccb_sim_knob knob;
1194 struct ccb_abort cab;
1195 struct ccb_resetbus crb;
1196 struct ccb_resetdev crd;
1197 struct ccb_termio tio;
1198 struct ccb_accept_tio atio;
1199 struct ccb_scsiio ctio;
1200 struct ccb_en_lun cel;
1201 struct ccb_immed_notify cin;
1202 struct ccb_notify_ack cna;
1203 struct ccb_immediate_notify cin1;
1204 struct ccb_notify_acknowledge cna2;
1205 struct ccb_eng_inq cei;
1206 struct ccb_eng_exec cee;
1207 struct ccb_smpio smpio;
1208 struct ccb_rescan crcn;
1209 struct ccb_debug cdbg;
1210 struct ccb_ataio ataio;
1211 struct ccb_dev_advinfo cdai;
1212 struct ccb_async casync;
1216 static __inline void
1217 cam_fill_csio(struct ccb_scsiio *csio, u_int32_t retries,
1218 void (*cbfcnp)(struct cam_periph *, union ccb *),
1219 u_int32_t flags, u_int8_t tag_action,
1220 u_int8_t *data_ptr, u_int32_t dxfer_len,
1221 u_int8_t sense_len, u_int8_t cdb_len,
1224 static __inline void
1225 cam_fill_ctio(struct ccb_scsiio *csio, u_int32_t retries,
1226 void (*cbfcnp)(struct cam_periph *, union ccb *),
1227 u_int32_t flags, u_int tag_action, u_int tag_id,
1228 u_int init_id, u_int scsi_status, u_int8_t *data_ptr,
1229 u_int32_t dxfer_len, u_int32_t timeout);
1231 static __inline void
1232 cam_fill_ataio(struct ccb_ataio *ataio, u_int32_t retries,
1233 void (*cbfcnp)(struct cam_periph *, union ccb *),
1234 u_int32_t flags, u_int tag_action,
1235 u_int8_t *data_ptr, u_int32_t dxfer_len,
1238 static __inline void
1239 cam_fill_smpio(struct ccb_smpio *smpio, uint32_t retries,
1240 void (*cbfcnp)(struct cam_periph *, union ccb *), uint32_t flags,
1241 uint8_t *smp_request, int smp_request_len,
1242 uint8_t *smp_response, int smp_response_len,
1245 static __inline void
1246 cam_fill_csio(struct ccb_scsiio *csio, u_int32_t retries,
1247 void (*cbfcnp)(struct cam_periph *, union ccb *),
1248 u_int32_t flags, u_int8_t tag_action,
1249 u_int8_t *data_ptr, u_int32_t dxfer_len,
1250 u_int8_t sense_len, u_int8_t cdb_len,
1253 csio->ccb_h.func_code = XPT_SCSI_IO;
1254 csio->ccb_h.flags = flags;
1255 csio->ccb_h.xflags = 0;
1256 csio->ccb_h.retry_count = retries;
1257 csio->ccb_h.cbfcnp = cbfcnp;
1258 csio->ccb_h.timeout = timeout;
1259 csio->data_ptr = data_ptr;
1260 csio->dxfer_len = dxfer_len;
1261 csio->sense_len = sense_len;
1262 csio->cdb_len = cdb_len;
1263 csio->tag_action = tag_action;
1266 static __inline void
1267 cam_fill_ctio(struct ccb_scsiio *csio, u_int32_t retries,
1268 void (*cbfcnp)(struct cam_periph *, union ccb *),
1269 u_int32_t flags, u_int tag_action, u_int tag_id,
1270 u_int init_id, u_int scsi_status, u_int8_t *data_ptr,
1271 u_int32_t dxfer_len, u_int32_t timeout)
1273 csio->ccb_h.func_code = XPT_CONT_TARGET_IO;
1274 csio->ccb_h.flags = flags;
1275 csio->ccb_h.xflags = 0;
1276 csio->ccb_h.retry_count = retries;
1277 csio->ccb_h.cbfcnp = cbfcnp;
1278 csio->ccb_h.timeout = timeout;
1279 csio->data_ptr = data_ptr;
1280 csio->dxfer_len = dxfer_len;
1281 csio->scsi_status = scsi_status;
1282 csio->tag_action = tag_action;
1283 csio->tag_id = tag_id;
1284 csio->init_id = init_id;
1287 static __inline void
1288 cam_fill_ataio(struct ccb_ataio *ataio, u_int32_t retries,
1289 void (*cbfcnp)(struct cam_periph *, union ccb *),
1290 u_int32_t flags, u_int tag_action,
1291 u_int8_t *data_ptr, u_int32_t dxfer_len,
1294 ataio->ccb_h.func_code = XPT_ATA_IO;
1295 ataio->ccb_h.flags = flags;
1296 ataio->ccb_h.retry_count = retries;
1297 ataio->ccb_h.cbfcnp = cbfcnp;
1298 ataio->ccb_h.timeout = timeout;
1299 ataio->data_ptr = data_ptr;
1300 ataio->dxfer_len = dxfer_len;
1301 ataio->tag_action = tag_action;
1304 static __inline void
1305 cam_fill_smpio(struct ccb_smpio *smpio, uint32_t retries,
1306 void (*cbfcnp)(struct cam_periph *, union ccb *), uint32_t flags,
1307 uint8_t *smp_request, int smp_request_len,
1308 uint8_t *smp_response, int smp_response_len,
1312 KASSERT((flags & CAM_DIR_MASK) == CAM_DIR_BOTH,
1313 ("direction != CAM_DIR_BOTH"));
1314 KASSERT((smp_request != NULL) && (smp_response != NULL),
1315 ("need valid request and response buffers"));
1316 KASSERT((smp_request_len != 0) && (smp_response_len != 0),
1317 ("need non-zero request and response lengths"));
1319 smpio->ccb_h.func_code = XPT_SMP_IO;
1320 smpio->ccb_h.flags = flags;
1321 smpio->ccb_h.retry_count = retries;
1322 smpio->ccb_h.cbfcnp = cbfcnp;
1323 smpio->ccb_h.timeout = timeout;
1324 smpio->smp_request = smp_request;
1325 smpio->smp_request_len = smp_request_len;
1326 smpio->smp_response = smp_response;
1327 smpio->smp_response_len = smp_response_len;
1330 static __inline void
1331 cam_set_ccbstatus(union ccb *ccb, cam_status status)
1333 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
1334 ccb->ccb_h.status |= status;
1337 static __inline cam_status
1338 cam_ccb_status(union ccb *ccb)
1340 return ((cam_status)(ccb->ccb_h.status & CAM_STATUS_MASK));
1343 void cam_calc_geometry(struct ccb_calc_geometry *ccg, int extended);
1347 #endif /* _CAM_CAM_CCB_H */