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 = 0x00200000,/* 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 = 0x00200000,/* Data type (001:Physical) */
75 CAM_DATA_SG = 0x00000010,/* Data type (010:sglist) */
76 CAM_DATA_SG_PADDR = 0x00200010,/* Data type (011:sglist phys) */
77 CAM_DATA_BIO = 0x00040000,/* 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 /* Compatibility for FreeBSD 9.x*/
95 CAM_SCATTER_VALID = 0x00000010,/* These exist for src compat for*/
96 CAM_SG_LIST_PHYS = 0x00200010,/* old drivers. Hardly anything */
97 CAM_DATA_PHYS = 0x00200000,/* uses them. */
99 /* Phase cognizant mode flags */
100 CAM_DIS_AUTOSRP = 0x01000000,/* Disable autosave/restore ptrs */
101 CAM_DIS_AUTODISC = 0x02000000,/* Disable auto disconnect */
102 CAM_TGT_CCB_AVAIL = 0x04000000,/* Target CCB available */
103 CAM_TGT_PHASE_MODE = 0x08000000,/* The SIM runs in phase mode */
104 CAM_MSGB_VALID = 0x10000000,/* Message buffer valid */
105 CAM_STATUS_VALID = 0x20000000,/* Status buffer valid */
106 CAM_DATAB_VALID = 0x40000000,/* Data buffer valid */
108 /* Host target Mode flags */
109 CAM_SEND_SENSE = 0x08000000,/* Send sense data with status */
110 CAM_TERM_IO = 0x10000000,/* Terminate I/O Message sup. */
111 CAM_DISCONNECT = 0x20000000,/* Disconnects are mandatory */
112 CAM_SEND_STATUS = 0x40000000 /* Send status after data phase */
115 /* XPT Opcodes for xpt_action */
117 /* Function code flags are bits greater than 0xff */
118 XPT_FC_QUEUED = 0x100,
119 /* Non-immediate function code */
120 XPT_FC_USER_CCB = 0x200,
121 XPT_FC_XPT_ONLY = 0x400,
122 /* Only for the transport layer device */
123 XPT_FC_DEV_QUEUED = 0x800 | XPT_FC_QUEUED,
124 /* Passes through the device queues */
125 /* Common function commands: 0x00->0x0F */
127 /* Execute Nothing */
128 XPT_SCSI_IO = 0x01 | XPT_FC_DEV_QUEUED,
129 /* Execute the requested I/O operation */
130 XPT_GDEV_TYPE = 0x02,
131 /* Get type information for specified device */
133 /* Get a list of peripheral devices */
135 /* Path routing inquiry */
137 /* Release a frozen device queue */
138 XPT_SASYNC_CB = 0x06,
139 /* Set Asynchronous Callback Parameters */
140 XPT_SDEV_TYPE = 0x07,
141 /* Set device type information */
142 XPT_SCAN_BUS = 0x08 | XPT_FC_QUEUED | XPT_FC_USER_CCB
144 /* (Re)Scan the SCSI Bus */
145 XPT_DEV_MATCH = 0x09 | XPT_FC_XPT_ONLY,
146 /* Get EDT entries matching the given pattern */
148 /* Turn on debugging for a bus, target or lun */
149 XPT_PATH_STATS = 0x0b,
150 /* Path statistics (error counts, etc.) */
151 XPT_GDEV_STATS = 0x0c,
152 /* Device statistics (error counts, etc.) */
153 XPT_FREEZE_QUEUE = 0x0d,
154 /* Freeze device queue */
155 XPT_DEV_ADVINFO = 0x0e,
156 /* Get/Set Device advanced information */
157 /* SCSI Control Functions: 0x10->0x1F */
159 /* Abort the specified CCB */
160 XPT_RESET_BUS = 0x11 | XPT_FC_XPT_ONLY,
161 /* Reset the specified SCSI bus */
162 XPT_RESET_DEV = 0x12 | XPT_FC_DEV_QUEUED,
163 /* Bus Device Reset the specified SCSI device */
165 /* Terminate the I/O process */
166 XPT_SCAN_LUN = 0x14 | XPT_FC_QUEUED | XPT_FC_USER_CCB
168 /* Scan Logical Unit */
169 XPT_GET_TRAN_SETTINGS = 0x15,
171 * Get default/user transfer settings
174 XPT_SET_TRAN_SETTINGS = 0x16,
176 * Set transfer rate/width
177 * negotiation settings
179 XPT_CALC_GEOMETRY = 0x17,
181 * Calculate the geometry parameters for
182 * a device give the sector size and
185 XPT_ATA_IO = 0x18 | XPT_FC_DEV_QUEUED,
186 /* Execute the requested ATA I/O operation */
188 XPT_GET_SIM_KNOB = 0x18,
190 * Get SIM specific knob values.
193 XPT_SET_SIM_KNOB = 0x19,
195 * Set SIM specific knob values.
198 XPT_SMP_IO = 0x1b | XPT_FC_DEV_QUEUED,
199 /* Serial Management Protocol */
201 XPT_SCAN_TGT = 0x1E | XPT_FC_QUEUED | XPT_FC_USER_CCB
205 /* HBA engine commands 0x20->0x2F */
206 XPT_ENG_INQ = 0x20 | XPT_FC_XPT_ONLY,
207 /* HBA engine feature inquiry */
208 XPT_ENG_EXEC = 0x21 | XPT_FC_DEV_QUEUED,
209 /* HBA execute engine request */
211 /* Target mode commands: 0x30->0x3F */
213 /* Enable LUN as a target */
214 XPT_TARGET_IO = 0x31 | XPT_FC_DEV_QUEUED,
215 /* Execute target I/O request */
216 XPT_ACCEPT_TARGET_IO = 0x32 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
217 /* Accept Host Target Mode CDB */
218 XPT_CONT_TARGET_IO = 0x33 | XPT_FC_DEV_QUEUED,
219 /* Continue Host Target I/O Connection */
220 XPT_IMMED_NOTIFY = 0x34 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
221 /* Notify Host Target driver of event (obsolete) */
222 XPT_NOTIFY_ACK = 0x35,
223 /* Acknowledgement of event (obsolete) */
224 XPT_IMMEDIATE_NOTIFY = 0x36 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
225 /* Notify Host Target driver of event */
226 XPT_NOTIFY_ACKNOWLEDGE = 0x37 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
227 /* Acknowledgement of event */
229 /* Vendor Unique codes: 0x80->0x8F */
233 #define XPT_FC_GROUP_MASK 0xF0
234 #define XPT_FC_GROUP(op) ((op) & XPT_FC_GROUP_MASK)
235 #define XPT_FC_GROUP_COMMON 0x00
236 #define XPT_FC_GROUP_SCSI_CONTROL 0x10
237 #define XPT_FC_GROUP_HBA_ENGINE 0x20
238 #define XPT_FC_GROUP_TMODE 0x30
239 #define XPT_FC_GROUP_VENDOR_UNIQUE 0x80
241 #define XPT_FC_IS_DEV_QUEUED(ccb) \
242 (((ccb)->ccb_h.func_code & XPT_FC_DEV_QUEUED) == XPT_FC_DEV_QUEUED)
243 #define XPT_FC_IS_QUEUED(ccb) \
244 (((ccb)->ccb_h.func_code & XPT_FC_QUEUED) != 0)
249 PROTO_SCSI, /* Small Computer System Interface */
250 PROTO_ATA, /* AT Attachment */
251 PROTO_ATAPI, /* AT Attachment Packetized Interface */
252 PROTO_SATAPM, /* SATA Port Multiplier */
253 PROTO_SEMB, /* SATA Enclosure Management Bridge */
259 XPORT_SPI, /* SCSI Parallel Interface */
260 XPORT_FC, /* Fiber Channel */
261 XPORT_SSA, /* Serial Storage Architecture */
262 XPORT_USB, /* Universal Serial Bus */
263 XPORT_PPB, /* Parallel Port Bus */
264 XPORT_ATA, /* AT Attachment */
265 XPORT_SAS, /* Serial Attached SCSI */
266 XPORT_SATA, /* Serial AT Attachment */
267 XPORT_ISCSI, /* iSCSI */
270 #define XPORT_IS_ATA(t) ((t) == XPORT_ATA || (t) == XPORT_SATA)
271 #define XPORT_IS_SCSI(t) ((t) != XPORT_UNKNOWN && \
272 (t) != XPORT_UNSPECIFIED && \
274 #define XPORT_DEVSTAT_TYPE(t) (XPORT_IS_ATA(t) ? DEVSTAT_TYPE_IF_IDE : \
275 XPORT_IS_SCSI(t) ? DEVSTAT_TYPE_IF_SCSI : \
276 DEVSTAT_TYPE_IF_OTHER)
278 #define PROTO_VERSION_UNKNOWN (UINT_MAX - 1)
279 #define PROTO_VERSION_UNSPECIFIED UINT_MAX
280 #define XPORT_VERSION_UNKNOWN (UINT_MAX - 1)
281 #define XPORT_VERSION_UNSPECIFIED UINT_MAX
284 LIST_ENTRY(ccb_hdr) le;
285 SLIST_ENTRY(ccb_hdr) sle;
286 TAILQ_ENTRY(ccb_hdr) tqe;
287 STAILQ_ENTRY(ccb_hdr) stqe;
293 u_int8_t bytes[sizeof(uintptr_t)];
297 ccb_priv_entry entries[CCB_PERIPH_PRIV_SIZE];
298 u_int8_t bytes[CCB_PERIPH_PRIV_SIZE * sizeof(ccb_priv_entry)];
302 ccb_priv_entry entries[CCB_SIM_PRIV_SIZE];
303 u_int8_t bytes[CCB_SIM_PRIV_SIZE * sizeof(ccb_priv_entry)];
307 cam_pinfo pinfo; /* Info for priority scheduling */
308 camq_entry xpt_links; /* For chaining in the XPT layer */
309 camq_entry sim_links; /* For chaining in the SIM layer */
310 camq_entry periph_links; /* For chaining in the type driver */
311 u_int32_t retry_count;
312 void (*cbfcnp)(struct cam_periph *, union ccb *);
313 /* Callback on completion function */
314 xpt_opcode func_code; /* XPT function code */
315 u_int32_t status; /* Status returned by CAM subsystem */
316 struct cam_path *path; /* Compiled path for this ccb */
317 path_id_t path_id; /* Path ID for the request */
318 target_id_t target_id; /* Target device ID */
319 lun_id_t target_lun; /* Target LUN number */
320 u_int32_t flags; /* ccb_flags */
321 ccb_ppriv_area periph_priv;
322 ccb_spriv_area sim_priv;
323 u_int32_t timeout; /* Timeout value */
326 * Deprecated, only for use by non-MPSAFE SIMs. All others must
327 * allocate and initialize their own callout storage.
329 struct callout_handle timeout_ch;
332 /* Get Device Information CCB */
334 struct ccb_hdr ccb_h;
336 struct scsi_inquiry_data inq_data;
337 struct ata_params ident_data;
338 u_int8_t serial_num[252];
340 u_int8_t serial_num_len;
343 /* Device Statistics CCB */
344 struct ccb_getdevstats {
345 struct ccb_hdr ccb_h;
346 int dev_openings; /* Space left for more work on device*/
347 int dev_active; /* Transactions running on the device */
348 int devq_openings; /* Space left for more queued work */
349 int devq_queued; /* Transactions queued to be sent */
351 * CCBs held by peripheral drivers
355 * Boundary conditions for number of
359 struct timeval last_reset; /* Time of last bus reset/loop init */
363 CAM_GDEVLIST_LAST_DEVICE,
364 CAM_GDEVLIST_LIST_CHANGED,
365 CAM_GDEVLIST_MORE_DEVS,
367 } ccb_getdevlist_status_e;
369 struct ccb_getdevlist {
370 struct ccb_hdr ccb_h;
371 char periph_name[DEV_IDLEN];
372 u_int32_t unit_number;
373 unsigned int generation;
375 ccb_getdevlist_status_e status;
379 PERIPH_MATCH_NONE = 0x000,
380 PERIPH_MATCH_PATH = 0x001,
381 PERIPH_MATCH_TARGET = 0x002,
382 PERIPH_MATCH_LUN = 0x004,
383 PERIPH_MATCH_NAME = 0x008,
384 PERIPH_MATCH_UNIT = 0x010,
385 PERIPH_MATCH_ANY = 0x01f
386 } periph_pattern_flags;
388 struct periph_match_pattern {
389 char periph_name[DEV_IDLEN];
390 u_int32_t unit_number;
392 target_id_t target_id;
394 periph_pattern_flags flags;
398 DEV_MATCH_NONE = 0x000,
399 DEV_MATCH_PATH = 0x001,
400 DEV_MATCH_TARGET = 0x002,
401 DEV_MATCH_LUN = 0x004,
402 DEV_MATCH_INQUIRY = 0x008,
403 DEV_MATCH_DEVID = 0x010,
404 DEV_MATCH_ANY = 0x00f
407 struct device_id_match_pattern {
412 struct device_match_pattern {
414 target_id_t target_id;
416 dev_pattern_flags flags;
418 struct scsi_static_inquiry_pattern inq_pat;
419 struct device_id_match_pattern devid_pat;
424 BUS_MATCH_NONE = 0x000,
425 BUS_MATCH_PATH = 0x001,
426 BUS_MATCH_NAME = 0x002,
427 BUS_MATCH_UNIT = 0x004,
428 BUS_MATCH_BUS_ID = 0x008,
429 BUS_MATCH_ANY = 0x00f
432 struct bus_match_pattern {
434 char dev_name[DEV_IDLEN];
435 u_int32_t unit_number;
437 bus_pattern_flags flags;
440 union match_pattern {
441 struct periph_match_pattern periph_pattern;
442 struct device_match_pattern device_pattern;
443 struct bus_match_pattern bus_pattern;
452 struct dev_match_pattern {
454 union match_pattern pattern;
457 struct periph_match_result {
458 char periph_name[DEV_IDLEN];
459 u_int32_t unit_number;
461 target_id_t target_id;
466 DEV_RESULT_NOFLAG = 0x00,
467 DEV_RESULT_UNCONFIGURED = 0x01
470 struct device_match_result {
472 target_id_t target_id;
475 struct scsi_inquiry_data inq_data;
476 struct ata_params ident_data;
477 dev_result_flags flags;
480 struct bus_match_result {
482 char dev_name[DEV_IDLEN];
483 u_int32_t unit_number;
488 struct periph_match_result periph_result;
489 struct device_match_result device_result;
490 struct bus_match_result bus_result;
493 struct dev_match_result {
495 union match_result result;
501 CAM_DEV_MATCH_LIST_CHANGED,
502 CAM_DEV_MATCH_SIZE_ERROR,
504 } ccb_dev_match_status;
507 CAM_DEV_POS_NONE = 0x000,
508 CAM_DEV_POS_BUS = 0x001,
509 CAM_DEV_POS_TARGET = 0x002,
510 CAM_DEV_POS_DEVICE = 0x004,
511 CAM_DEV_POS_PERIPH = 0x008,
512 CAM_DEV_POS_PDPTR = 0x010,
513 CAM_DEV_POS_TYPEMASK = 0xf00,
514 CAM_DEV_POS_EDT = 0x100,
515 CAM_DEV_POS_PDRV = 0x200
518 struct ccb_dm_cookie {
526 struct ccb_dev_position {
527 u_int generations[4];
528 #define CAM_BUS_GENERATION 0x00
529 #define CAM_TARGET_GENERATION 0x01
530 #define CAM_DEV_GENERATION 0x02
531 #define CAM_PERIPH_GENERATION 0x03
532 dev_pos_type position_type;
533 struct ccb_dm_cookie cookie;
536 struct ccb_dev_match {
537 struct ccb_hdr ccb_h;
538 ccb_dev_match_status status;
539 u_int32_t num_patterns;
540 u_int32_t pattern_buf_len;
541 struct dev_match_pattern *patterns;
542 u_int32_t num_matches;
543 u_int32_t match_buf_len;
544 struct dev_match_result *matches;
545 struct ccb_dev_position pos;
549 * Definitions for the path inquiry CCB fields.
551 #define CAM_VERSION 0x17 /* Hex value for current version */
554 PI_MDP_ABLE = 0x80, /* Supports MDP message */
555 PI_WIDE_32 = 0x40, /* Supports 32 bit wide SCSI */
556 PI_WIDE_16 = 0x20, /* Supports 16 bit wide SCSI */
557 PI_SDTR_ABLE = 0x10, /* Supports SDTR message */
558 PI_LINKED_CDB = 0x08, /* Supports linked CDBs */
559 PI_SATAPM = 0x04, /* Supports SATA PM */
560 PI_TAG_ABLE = 0x02, /* Supports tag queue messages */
561 PI_SOFT_RST = 0x01 /* Supports soft reset alternative */
565 PIT_PROCESSOR = 0x80, /* Target mode processor mode */
566 PIT_PHASE = 0x40, /* Target mode phase cog. mode */
567 PIT_DISCONNECT = 0x20, /* Disconnects supported in target mode */
568 PIT_TERM_IO = 0x10, /* Terminate I/O message supported in TM */
569 PIT_GRP_6 = 0x08, /* Group 6 commands supported */
570 PIT_GRP_7 = 0x04 /* Group 7 commands supported */
574 PIM_SCANHILO = 0x80, /* Bus scans from high ID to low ID */
575 PIM_NOREMOVE = 0x40, /* Removeable devices not included in scan */
576 PIM_NOINITIATOR = 0x20, /* Initiator role not supported. */
577 PIM_NOBUSRESET = 0x10, /* User has disabled initial BUS RESET */
578 PIM_NO_6_BYTE = 0x08, /* Do not send 6-byte commands */
579 PIM_SEQSCAN = 0x04, /* Do bus scans sequentially, not in parallel */
581 PIM_NOSCAN = 0x01 /* SIM does its own scanning */
584 /* Path Inquiry CCB */
585 struct ccb_pathinq_settings_spi {
586 u_int8_t ppr_options;
589 struct ccb_pathinq_settings_fc {
590 u_int64_t wwnn; /* world wide node name */
591 u_int64_t wwpn; /* world wide port name */
592 u_int32_t port; /* 24 bit port id, if known */
593 u_int32_t bitrate; /* Mbps */
596 struct ccb_pathinq_settings_sas {
597 u_int32_t bitrate; /* Mbps */
599 #define PATHINQ_SETTINGS_SIZE 128
602 struct ccb_hdr ccb_h;
603 u_int8_t version_num; /* Version number for the SIM/HBA */
604 u_int8_t hba_inquiry; /* Mimic of INQ byte 7 for the HBA */
605 u_int8_t target_sprt; /* Flags for target mode support */
606 u_int8_t hba_misc; /* Misc HBA features */
607 u_int16_t hba_eng_cnt; /* HBA engine count */
608 /* Vendor Unique capabilities */
609 u_int8_t vuhba_flags[VUHBALEN];
610 u_int32_t max_target; /* Maximum supported Target */
611 u_int32_t max_lun; /* Maximum supported Lun */
612 u_int32_t async_flags; /* Installed Async handlers */
613 path_id_t hpath_id; /* Highest Path ID in the subsystem */
614 target_id_t initiator_id; /* ID of the HBA on the SCSI bus */
615 char sim_vid[SIM_IDLEN]; /* Vendor ID of the SIM */
616 char hba_vid[HBA_IDLEN]; /* Vendor ID of the HBA */
617 char dev_name[DEV_IDLEN];/* Device name for SIM */
618 u_int32_t unit_number; /* Unit number for SIM */
619 u_int32_t bus_id; /* Bus ID for SIM */
620 u_int32_t base_transfer_speed;/* Base bus speed in KB/sec */
622 u_int protocol_version;
624 u_int transport_version;
626 struct ccb_pathinq_settings_spi spi;
627 struct ccb_pathinq_settings_fc fc;
628 struct ccb_pathinq_settings_sas sas;
629 char ccb_pathinq_settings_opaque[PATHINQ_SETTINGS_SIZE];
631 u_int maxio; /* Max supported I/O size, in bytes. */
632 u_int16_t hba_vendor; /* HBA vendor ID */
633 u_int16_t hba_device; /* HBA device ID */
634 u_int16_t hba_subvendor; /* HBA subvendor ID */
635 u_int16_t hba_subdevice; /* HBA subdevice ID */
638 /* Path Statistics CCB */
639 struct ccb_pathstats {
640 struct ccb_hdr ccb_h;
641 struct timeval last_reset; /* Time of last bus reset/loop init */
645 SMP_FLAG_NONE = 0x00,
646 SMP_FLAG_REQ_SG = 0x01,
647 SMP_FLAG_RSP_SG = 0x02
648 } ccb_smp_pass_flags;
651 * Serial Management Protocol CCB
652 * XXX Currently the semantics for this CCB are that it is executed either
653 * by the addressed device, or that device's parent (i.e. an expander for
654 * any device on an expander) if the addressed device doesn't support SMP.
655 * Later, once we have the ability to probe SMP-only devices and put them
656 * in CAM's topology, the CCB will only be executed by the addressed device
660 struct ccb_hdr ccb_h;
661 uint8_t *smp_request;
663 uint16_t smp_request_sglist_cnt;
664 uint8_t *smp_response;
665 int smp_response_len;
666 uint16_t smp_response_sglist_cnt;
667 ccb_smp_pass_flags flags;
671 u_int8_t *sense_ptr; /*
673 * for sense information
675 /* Storage Area for sense information */
676 struct scsi_sense_data sense_buf;
680 u_int8_t *cdb_ptr; /* Pointer to the CDB bytes to send */
681 /* Area for the CDB send */
682 u_int8_t cdb_bytes[IOCDBLEN];
686 * SCSI I/O Request CCB used for the XPT_SCSI_IO and XPT_CONT_TARGET_IO
690 struct ccb_hdr ccb_h;
691 union ccb *next_ccb; /* Ptr for next CCB for action */
692 u_int8_t *req_map; /* Ptr to mapping info */
693 u_int8_t *data_ptr; /* Ptr to the data buf/SG list */
694 u_int32_t dxfer_len; /* Data transfer length */
695 /* Autosense storage */
696 struct scsi_sense_data sense_data;
697 u_int8_t sense_len; /* Number of bytes to autosense */
698 u_int8_t cdb_len; /* Number of bytes for the CDB */
699 u_int16_t sglist_cnt; /* Number of SG list entries */
700 u_int8_t scsi_status; /* Returned SCSI status */
701 u_int8_t sense_resid; /* Autosense resid length: 2's comp */
702 u_int32_t resid; /* Transfer residual length: 2's comp */
703 cdb_t cdb_io; /* Union for CDB bytes/pointer */
704 u_int8_t *msg_ptr; /* Pointer to the message buffer */
705 u_int16_t msg_len; /* Number of bytes for the Message */
706 u_int8_t tag_action; /* What to do for tag queueing */
708 * The tag action should be either the define below (to send a
709 * non-tagged transaction) or one of the defined scsi tag messages
710 * from scsi_message.h.
712 #define CAM_TAG_ACTION_NONE 0x00
713 u_int tag_id; /* tag id from initator (target mode) */
714 u_int init_id; /* initiator id of who selected */
718 * ATA I/O Request CCB used for the XPT_ATA_IO function code.
721 struct ccb_hdr ccb_h;
722 union ccb *next_ccb; /* Ptr for next CCB for action */
723 struct ata_cmd cmd; /* ATA command register set */
724 struct ata_res res; /* ATA result register set */
725 u_int8_t *data_ptr; /* Ptr to the data buf/SG list */
726 u_int32_t dxfer_len; /* Data transfer length */
727 u_int32_t resid; /* Transfer residual length: 2's comp */
728 u_int8_t tag_action; /* What to do for tag queueing */
730 * The tag action should be either the define below (to send a
731 * non-tagged transaction) or one of the defined scsi tag messages
732 * from scsi_message.h.
734 #define CAM_TAG_ACTION_NONE 0x00
735 u_int tag_id; /* tag id from initator (target mode) */
736 u_int init_id; /* initiator id of who selected */
739 struct ccb_accept_tio {
740 struct ccb_hdr ccb_h;
741 cdb_t cdb_io; /* Union for CDB bytes/pointer */
742 u_int8_t cdb_len; /* Number of bytes for the CDB */
743 u_int8_t tag_action; /* What to do for tag queueing */
744 u_int8_t sense_len; /* Number of bytes of Sense Data */
745 u_int tag_id; /* tag id from initator (target mode) */
746 u_int init_id; /* initiator id of who selected */
747 struct scsi_sense_data sense_data;
750 /* Release SIM Queue */
752 struct ccb_hdr ccb_h;
753 u_int32_t release_flags;
754 #define RELSIM_ADJUST_OPENINGS 0x01
755 #define RELSIM_RELEASE_AFTER_TIMEOUT 0x02
756 #define RELSIM_RELEASE_AFTER_CMDCMPLT 0x04
757 #define RELSIM_RELEASE_AFTER_QEMPTY 0x08
758 #define RELSIM_RELEASE_RUNLEVEL 0x10
760 u_int32_t release_timeout; /* Abstract argument. */
761 u_int32_t qfrozen_cnt;
765 * Definitions for the asynchronous callback CCB fields.
768 AC_UNIT_ATTENTION = 0x4000,/* Device reported UNIT ATTENTION */
769 AC_ADVINFO_CHANGED = 0x2000,/* Advance info might have changes */
770 AC_CONTRACT = 0x1000,/* A contractual callback */
771 AC_GETDEV_CHANGED = 0x800,/* Getdev info might have changed */
772 AC_INQ_CHANGED = 0x400,/* Inquiry info might have changed */
773 AC_TRANSFER_NEG = 0x200,/* New transfer settings in effect */
774 AC_LOST_DEVICE = 0x100,/* A device went away */
775 AC_FOUND_DEVICE = 0x080,/* A new device was found */
776 AC_PATH_DEREGISTERED = 0x040,/* A path has de-registered */
777 AC_PATH_REGISTERED = 0x020,/* A new path has been registered */
778 AC_SENT_BDR = 0x010,/* A BDR message was sent to target */
779 AC_SCSI_AEN = 0x008,/* A SCSI AEN has been received */
780 AC_UNSOL_RESEL = 0x002,/* Unsolicited reselection occurred */
781 AC_BUS_RESET = 0x001 /* A SCSI bus reset occurred */
784 typedef void ac_callback_t (void *softc, u_int32_t code,
785 struct cam_path *path, void *args);
788 * Generic Asynchronous callbacks.
790 * Generic arguments passed bac which are then interpreted between a per-system
793 #define AC_CONTRACT_DATA_MAX (128 - sizeof (u_int64_t))
795 u_int64_t contract_number;
796 u_int8_t contract_data[AC_CONTRACT_DATA_MAX];
799 #define AC_CONTRACT_DEV_CHG 1
800 struct ac_device_changed {
807 /* Set Asynchronous Callback CCB */
808 struct ccb_setasync {
809 struct ccb_hdr ccb_h;
810 u_int32_t event_enable; /* Async Event enables */
811 ac_callback_t *callback;
815 /* Set Device Type CCB */
817 struct ccb_hdr ccb_h;
818 u_int8_t dev_type; /* Value for dev type field in EDT */
821 /* SCSI Control Functions */
823 /* Abort XPT request CCB */
825 struct ccb_hdr ccb_h;
826 union ccb *abort_ccb; /* Pointer to CCB to abort */
829 /* Reset SCSI Bus CCB */
830 struct ccb_resetbus {
831 struct ccb_hdr ccb_h;
834 /* Reset SCSI Device CCB */
835 struct ccb_resetdev {
836 struct ccb_hdr ccb_h;
839 /* Terminate I/O Process Request CCB */
841 struct ccb_hdr ccb_h;
842 union ccb *termio_ccb; /* Pointer to CCB to terminate */
846 CTS_TYPE_CURRENT_SETTINGS,
847 CTS_TYPE_USER_SETTINGS
850 struct ccb_trans_settings_scsi
852 u_int valid; /* Which fields to honor */
853 #define CTS_SCSI_VALID_TQ 0x01
855 #define CTS_SCSI_FLAGS_TAG_ENB 0x01
858 struct ccb_trans_settings_ata
860 u_int valid; /* Which fields to honor */
861 #define CTS_ATA_VALID_TQ 0x01
863 #define CTS_ATA_FLAGS_TAG_ENB 0x01
866 struct ccb_trans_settings_spi
868 u_int valid; /* Which fields to honor */
869 #define CTS_SPI_VALID_SYNC_RATE 0x01
870 #define CTS_SPI_VALID_SYNC_OFFSET 0x02
871 #define CTS_SPI_VALID_BUS_WIDTH 0x04
872 #define CTS_SPI_VALID_DISC 0x08
873 #define CTS_SPI_VALID_PPR_OPTIONS 0x10
875 #define CTS_SPI_FLAGS_DISC_ENB 0x01
882 struct ccb_trans_settings_fc {
883 u_int valid; /* Which fields to honor */
884 #define CTS_FC_VALID_WWNN 0x8000
885 #define CTS_FC_VALID_WWPN 0x4000
886 #define CTS_FC_VALID_PORT 0x2000
887 #define CTS_FC_VALID_SPEED 0x1000
888 u_int64_t wwnn; /* world wide node name */
889 u_int64_t wwpn; /* world wide port name */
890 u_int32_t port; /* 24 bit port id, if known */
891 u_int32_t bitrate; /* Mbps */
894 struct ccb_trans_settings_sas {
895 u_int valid; /* Which fields to honor */
896 #define CTS_SAS_VALID_SPEED 0x1000
897 u_int32_t bitrate; /* Mbps */
900 struct ccb_trans_settings_pata {
901 u_int valid; /* Which fields to honor */
902 #define CTS_ATA_VALID_MODE 0x01
903 #define CTS_ATA_VALID_BYTECOUNT 0x02
904 #define CTS_ATA_VALID_ATAPI 0x20
905 #define CTS_ATA_VALID_CAPS 0x40
907 u_int bytecount; /* Length of PIO transaction */
908 u_int atapi; /* Length of ATAPI CDB */
909 u_int caps; /* Device and host SATA caps. */
910 #define CTS_ATA_CAPS_H 0x0000ffff
911 #define CTS_ATA_CAPS_H_DMA48 0x00000001 /* 48-bit DMA */
912 #define CTS_ATA_CAPS_D 0xffff0000
915 struct ccb_trans_settings_sata {
916 u_int valid; /* Which fields to honor */
917 #define CTS_SATA_VALID_MODE 0x01
918 #define CTS_SATA_VALID_BYTECOUNT 0x02
919 #define CTS_SATA_VALID_REVISION 0x04
920 #define CTS_SATA_VALID_PM 0x08
921 #define CTS_SATA_VALID_TAGS 0x10
922 #define CTS_SATA_VALID_ATAPI 0x20
923 #define CTS_SATA_VALID_CAPS 0x40
924 int mode; /* Legacy PATA mode */
925 u_int bytecount; /* Length of PIO transaction */
926 int revision; /* SATA revision */
927 u_int pm_present; /* PM is present (XPT->SIM) */
928 u_int tags; /* Number of allowed tags */
929 u_int atapi; /* Length of ATAPI CDB */
930 u_int caps; /* Device and host SATA caps. */
931 #define CTS_SATA_CAPS_H 0x0000ffff
932 #define CTS_SATA_CAPS_H_PMREQ 0x00000001
933 #define CTS_SATA_CAPS_H_APST 0x00000002
934 #define CTS_SATA_CAPS_H_DMAAA 0x00000010 /* Auto-activation */
935 #define CTS_SATA_CAPS_H_AN 0x00000020 /* Async. notification */
936 #define CTS_SATA_CAPS_D 0xffff0000
937 #define CTS_SATA_CAPS_D_PMREQ 0x00010000
938 #define CTS_SATA_CAPS_D_APST 0x00020000
941 /* Get/Set transfer rate/width/disconnection/tag queueing settings */
942 struct ccb_trans_settings {
943 struct ccb_hdr ccb_h;
944 cts_type type; /* Current or User settings */
946 u_int protocol_version;
948 u_int transport_version;
950 u_int valid; /* Which fields to honor */
951 struct ccb_trans_settings_ata ata;
952 struct ccb_trans_settings_scsi scsi;
955 u_int valid; /* Which fields to honor */
956 struct ccb_trans_settings_spi spi;
957 struct ccb_trans_settings_fc fc;
958 struct ccb_trans_settings_sas sas;
959 struct ccb_trans_settings_pata ata;
960 struct ccb_trans_settings_sata sata;
966 * Calculate the geometry parameters for a device
967 * give the block size and volume size in blocks.
969 struct ccb_calc_geometry {
970 struct ccb_hdr ccb_h;
971 u_int32_t block_size;
972 u_int64_t volume_size;
975 u_int8_t secs_per_track;
979 * Set or get SIM (and transport) specific knobs
982 #define KNOB_VALID_ADDRESS 0x1
983 #define KNOB_VALID_ROLE 0x2
986 #define KNOB_ROLE_NONE 0x0
987 #define KNOB_ROLE_INITIATOR 0x1
988 #define KNOB_ROLE_TARGET 0x2
989 #define KNOB_ROLE_BOTH 0x3
991 struct ccb_sim_knob_settings_spi {
997 struct ccb_sim_knob_settings_fc {
999 u_int64_t wwnn; /* world wide node name */
1000 u_int64_t wwpn; /* world wide port name */
1004 struct ccb_sim_knob_settings_sas {
1006 u_int64_t wwnn; /* world wide node name */
1009 #define KNOB_SETTINGS_SIZE 128
1011 struct ccb_sim_knob {
1012 struct ccb_hdr ccb_h;
1014 u_int valid; /* Which fields to honor */
1015 struct ccb_sim_knob_settings_spi spi;
1016 struct ccb_sim_knob_settings_fc fc;
1017 struct ccb_sim_knob_settings_sas sas;
1018 char pad[KNOB_SETTINGS_SIZE];
1023 * Rescan the given bus, or bus/target/lun
1026 struct ccb_hdr ccb_h;
1031 * Turn on debugging for the given bus, bus/target, or bus/target/lun.
1034 struct ccb_hdr ccb_h;
1035 cam_debug_flags flags;
1038 /* Target mode structures. */
1041 struct ccb_hdr ccb_h;
1042 u_int16_t grp6_len; /* Group 6 VU CDB length */
1043 u_int16_t grp7_len; /* Group 7 VU CDB length */
1047 /* old, barely used immediate notify, binary compatibility */
1048 struct ccb_immed_notify {
1049 struct ccb_hdr ccb_h;
1050 struct scsi_sense_data sense_data;
1051 u_int8_t sense_len; /* Number of bytes in sense buffer */
1052 u_int8_t initiator_id; /* Id of initiator that selected */
1053 u_int8_t message_args[7]; /* Message Arguments */
1056 struct ccb_notify_ack {
1057 struct ccb_hdr ccb_h;
1058 u_int16_t seq_id; /* Sequence identifier */
1059 u_int8_t event; /* Event flags */
1062 struct ccb_immediate_notify {
1063 struct ccb_hdr ccb_h;
1064 u_int tag_id; /* Tag for immediate notify */
1065 u_int seq_id; /* Tag for target of notify */
1066 u_int initiator_id; /* Initiator Identifier */
1067 u_int arg; /* Function specific */
1070 struct ccb_notify_acknowledge {
1071 struct ccb_hdr ccb_h;
1072 u_int tag_id; /* Tag for immediate notify */
1073 u_int seq_id; /* Tar for target of notify */
1074 u_int initiator_id; /* Initiator Identifier */
1075 u_int arg; /* Function specific */
1078 /* HBA engine structures. */
1081 EIT_BUFFER, /* Engine type: buffer memory */
1082 EIT_LOSSLESS, /* Engine type: lossless compression */
1083 EIT_LOSSY, /* Engine type: lossy compression */
1084 EIT_ENCRYPT /* Engine type: encryption */
1088 EAD_VUNIQUE, /* Engine algorithm ID: vendor unique */
1089 EAD_LZ1V1, /* Engine algorithm ID: LZ1 var.1 */
1090 EAD_LZ2V1, /* Engine algorithm ID: LZ2 var.1 */
1091 EAD_LZ2V2 /* Engine algorithm ID: LZ2 var.2 */
1094 struct ccb_eng_inq {
1095 struct ccb_hdr ccb_h;
1096 u_int16_t eng_num; /* The engine number for this inquiry */
1097 ei_type eng_type; /* Returned engine type */
1098 ei_algo eng_algo; /* Returned engine algorithm type */
1099 u_int32_t eng_memeory; /* Returned engine memory size */
1102 struct ccb_eng_exec { /* This structure must match SCSIIO size */
1103 struct ccb_hdr ccb_h;
1104 u_int8_t *pdrv_ptr; /* Ptr used by the peripheral driver */
1105 u_int8_t *req_map; /* Ptr for mapping info on the req. */
1106 u_int8_t *data_ptr; /* Pointer to the data buf/SG list */
1107 u_int32_t dxfer_len; /* Data transfer length */
1108 u_int8_t *engdata_ptr; /* Pointer to the engine buffer data */
1109 u_int16_t sglist_cnt; /* Num of scatter gather list entries */
1110 u_int32_t dmax_len; /* Destination data maximum length */
1111 u_int32_t dest_len; /* Destination data length */
1112 int32_t src_resid; /* Source residual length: 2's comp */
1113 u_int32_t timeout; /* Timeout value */
1114 u_int16_t eng_num; /* Engine number for this request */
1115 u_int16_t vu_flags; /* Vendor Unique flags */
1119 * Definitions for the timeout field in the SCSI I/O CCB.
1121 #define CAM_TIME_DEFAULT 0x00000000 /* Use SIM default value */
1122 #define CAM_TIME_INFINITY 0xFFFFFFFF /* Infinite timeout */
1124 #define CAM_SUCCESS 0 /* For signaling general success */
1125 #define CAM_FAILURE 1 /* For signaling general failure */
1130 #define XPT_CCB_INVALID -1 /* for signaling a bad CCB to free */
1133 * CCB for working with advanced device information. This operates in a fashion
1134 * similar to XPT_GDEV_TYPE. Specify the target in ccb_h, the buffer
1135 * type requested, and provide a buffer size/buffer to write to. If the
1136 * buffer is too small, provsiz will be larger than bufsiz.
1138 struct ccb_dev_advinfo {
1139 struct ccb_hdr ccb_h;
1141 #define CDAI_FLAG_STORE 0x1 /* If set, action becomes store */
1142 uint32_t buftype; /* IN: Type of data being requested */
1143 /* NB: buftype is interpreted on a per-transport basis */
1144 #define CDAI_TYPE_SCSI_DEVID 1
1145 #define CDAI_TYPE_SERIAL_NUM 2
1146 #define CDAI_TYPE_PHYS_PATH 3
1147 #define CDAI_TYPE_RCAPLONG 4
1148 off_t bufsiz; /* IN: Size of external buffer */
1149 #define CAM_SCSI_DEVID_MAXLEN 65536 /* length in buffer is an uint16_t */
1150 off_t provsiz; /* OUT: Size required/used */
1151 uint8_t *buf; /* IN/OUT: Buffer for requested data */
1155 * Union of all CCB types for kernel space allocation. This union should
1156 * never be used for manipulating CCBs - its only use is for the allocation
1157 * and deallocation of raw CCB space and is the return type of xpt_ccb_alloc
1158 * and the argument to xpt_ccb_free.
1161 struct ccb_hdr ccb_h; /* For convenience */
1162 struct ccb_scsiio csio;
1163 struct ccb_getdev cgd;
1164 struct ccb_getdevlist cgdl;
1165 struct ccb_pathinq cpi;
1166 struct ccb_relsim crs;
1167 struct ccb_setasync csa;
1168 struct ccb_setdev csd;
1169 struct ccb_pathstats cpis;
1170 struct ccb_getdevstats cgds;
1171 struct ccb_dev_match cdm;
1172 struct ccb_trans_settings cts;
1173 struct ccb_calc_geometry ccg;
1174 struct ccb_sim_knob knob;
1175 struct ccb_abort cab;
1176 struct ccb_resetbus crb;
1177 struct ccb_resetdev crd;
1178 struct ccb_termio tio;
1179 struct ccb_accept_tio atio;
1180 struct ccb_scsiio ctio;
1181 struct ccb_en_lun cel;
1182 struct ccb_immed_notify cin;
1183 struct ccb_notify_ack cna;
1184 struct ccb_immediate_notify cin1;
1185 struct ccb_notify_acknowledge cna2;
1186 struct ccb_eng_inq cei;
1187 struct ccb_eng_exec cee;
1188 struct ccb_smpio smpio;
1189 struct ccb_rescan crcn;
1190 struct ccb_debug cdbg;
1191 struct ccb_ataio ataio;
1192 struct ccb_dev_advinfo cdai;
1196 static __inline void
1197 cam_fill_csio(struct ccb_scsiio *csio, u_int32_t retries,
1198 void (*cbfcnp)(struct cam_periph *, union ccb *),
1199 u_int32_t flags, u_int8_t tag_action,
1200 u_int8_t *data_ptr, u_int32_t dxfer_len,
1201 u_int8_t sense_len, u_int8_t cdb_len,
1204 static __inline void
1205 cam_fill_ctio(struct ccb_scsiio *csio, u_int32_t retries,
1206 void (*cbfcnp)(struct cam_periph *, union ccb *),
1207 u_int32_t flags, u_int tag_action, u_int tag_id,
1208 u_int init_id, u_int scsi_status, u_int8_t *data_ptr,
1209 u_int32_t dxfer_len, u_int32_t timeout);
1211 static __inline void
1212 cam_fill_ataio(struct ccb_ataio *ataio, u_int32_t retries,
1213 void (*cbfcnp)(struct cam_periph *, union ccb *),
1214 u_int32_t flags, u_int tag_action,
1215 u_int8_t *data_ptr, u_int32_t dxfer_len,
1218 static __inline void
1219 cam_fill_smpio(struct ccb_smpio *smpio, uint32_t retries,
1220 void (*cbfcnp)(struct cam_periph *, union ccb *), uint32_t flags,
1221 uint8_t *smp_request, int smp_request_len,
1222 uint8_t *smp_response, int smp_response_len,
1225 static __inline void
1226 cam_fill_csio(struct ccb_scsiio *csio, u_int32_t retries,
1227 void (*cbfcnp)(struct cam_periph *, union ccb *),
1228 u_int32_t flags, u_int8_t tag_action,
1229 u_int8_t *data_ptr, u_int32_t dxfer_len,
1230 u_int8_t sense_len, u_int8_t cdb_len,
1233 csio->ccb_h.func_code = XPT_SCSI_IO;
1234 csio->ccb_h.flags = flags;
1235 csio->ccb_h.retry_count = retries;
1236 csio->ccb_h.cbfcnp = cbfcnp;
1237 csio->ccb_h.timeout = timeout;
1238 csio->data_ptr = data_ptr;
1239 csio->dxfer_len = dxfer_len;
1240 csio->sense_len = sense_len;
1241 csio->cdb_len = cdb_len;
1242 csio->tag_action = tag_action;
1245 static __inline void
1246 cam_fill_ctio(struct ccb_scsiio *csio, u_int32_t retries,
1247 void (*cbfcnp)(struct cam_periph *, union ccb *),
1248 u_int32_t flags, u_int tag_action, u_int tag_id,
1249 u_int init_id, u_int scsi_status, u_int8_t *data_ptr,
1250 u_int32_t dxfer_len, u_int32_t timeout)
1252 csio->ccb_h.func_code = XPT_CONT_TARGET_IO;
1253 csio->ccb_h.flags = flags;
1254 csio->ccb_h.retry_count = retries;
1255 csio->ccb_h.cbfcnp = cbfcnp;
1256 csio->ccb_h.timeout = timeout;
1257 csio->data_ptr = data_ptr;
1258 csio->dxfer_len = dxfer_len;
1259 csio->scsi_status = scsi_status;
1260 csio->tag_action = tag_action;
1261 csio->tag_id = tag_id;
1262 csio->init_id = init_id;
1265 static __inline void
1266 cam_fill_ataio(struct ccb_ataio *ataio, u_int32_t retries,
1267 void (*cbfcnp)(struct cam_periph *, union ccb *),
1268 u_int32_t flags, u_int tag_action,
1269 u_int8_t *data_ptr, u_int32_t dxfer_len,
1272 ataio->ccb_h.func_code = XPT_ATA_IO;
1273 ataio->ccb_h.flags = flags;
1274 ataio->ccb_h.retry_count = retries;
1275 ataio->ccb_h.cbfcnp = cbfcnp;
1276 ataio->ccb_h.timeout = timeout;
1277 ataio->data_ptr = data_ptr;
1278 ataio->dxfer_len = dxfer_len;
1279 ataio->tag_action = tag_action;
1282 static __inline void
1283 cam_fill_smpio(struct ccb_smpio *smpio, uint32_t retries,
1284 void (*cbfcnp)(struct cam_periph *, union ccb *), uint32_t flags,
1285 uint8_t *smp_request, int smp_request_len,
1286 uint8_t *smp_response, int smp_response_len,
1290 KASSERT((flags & CAM_DIR_MASK) == CAM_DIR_BOTH,
1291 ("direction != CAM_DIR_BOTH"));
1292 KASSERT((smp_request != NULL) && (smp_response != NULL),
1293 ("need valid request and response buffers"));
1294 KASSERT((smp_request_len != 0) && (smp_response_len != 0),
1295 ("need non-zero request and response lengths"));
1297 smpio->ccb_h.func_code = XPT_SMP_IO;
1298 smpio->ccb_h.flags = flags;
1299 smpio->ccb_h.retry_count = retries;
1300 smpio->ccb_h.cbfcnp = cbfcnp;
1301 smpio->ccb_h.timeout = timeout;
1302 smpio->smp_request = smp_request;
1303 smpio->smp_request_len = smp_request_len;
1304 smpio->smp_response = smp_response;
1305 smpio->smp_response_len = smp_response_len;
1308 static __inline void
1309 cam_set_ccbstatus(union ccb *ccb, cam_status status)
1311 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
1312 ccb->ccb_h.status |= status;
1315 static __inline cam_status
1316 cam_ccb_status(union ccb *ccb)
1318 return ((cam_status)(ccb->ccb_h.status & CAM_STATUS_MASK));
1321 void cam_calc_geometry(struct ccb_calc_geometry *ccg, int extended);
1325 #endif /* _CAM_CAM_CCB_H */