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 */
111 CAM_EXTLUN_VALID = 0x00000001,/* 64bit lun field is valid */
114 /* XPT Opcodes for xpt_action */
116 /* Function code flags are bits greater than 0xff */
117 XPT_FC_QUEUED = 0x100,
118 /* Non-immediate function code */
119 XPT_FC_USER_CCB = 0x200,
120 XPT_FC_XPT_ONLY = 0x400,
121 /* Only for the transport layer device */
122 XPT_FC_DEV_QUEUED = 0x800 | XPT_FC_QUEUED,
123 /* Passes through the device queues */
124 /* Common function commands: 0x00->0x0F */
126 /* Execute Nothing */
127 XPT_SCSI_IO = 0x01 | XPT_FC_DEV_QUEUED,
128 /* Execute the requested I/O operation */
129 XPT_GDEV_TYPE = 0x02,
130 /* Get type information for specified device */
132 /* Get a list of peripheral devices */
134 /* Path routing inquiry */
136 /* Release a frozen device queue */
137 XPT_SASYNC_CB = 0x06,
138 /* Set Asynchronous Callback Parameters */
139 XPT_SDEV_TYPE = 0x07,
140 /* Set device type information */
141 XPT_SCAN_BUS = 0x08 | XPT_FC_QUEUED | XPT_FC_USER_CCB
143 /* (Re)Scan the SCSI Bus */
144 XPT_DEV_MATCH = 0x09 | XPT_FC_XPT_ONLY,
145 /* Get EDT entries matching the given pattern */
147 /* Turn on debugging for a bus, target or lun */
148 XPT_PATH_STATS = 0x0b,
149 /* Path statistics (error counts, etc.) */
150 XPT_GDEV_STATS = 0x0c,
151 /* Device statistics (error counts, etc.) */
152 XPT_DEV_ADVINFO = 0x0e,
153 /* Get/Set Device advanced information */
154 /* SCSI Control Functions: 0x10->0x1F */
156 /* Abort the specified CCB */
157 XPT_RESET_BUS = 0x11 | XPT_FC_XPT_ONLY,
158 /* Reset the specified SCSI bus */
159 XPT_RESET_DEV = 0x12 | XPT_FC_DEV_QUEUED,
160 /* Bus Device Reset the specified SCSI device */
162 /* Terminate the I/O process */
163 XPT_SCAN_LUN = 0x14 | XPT_FC_QUEUED | XPT_FC_USER_CCB
165 /* Scan Logical Unit */
166 XPT_GET_TRAN_SETTINGS = 0x15,
168 * Get default/user transfer settings
171 XPT_SET_TRAN_SETTINGS = 0x16,
173 * Set transfer rate/width
174 * negotiation settings
176 XPT_CALC_GEOMETRY = 0x17,
178 * Calculate the geometry parameters for
179 * a device give the sector size and
182 XPT_ATA_IO = 0x18 | XPT_FC_DEV_QUEUED,
183 /* Execute the requested ATA I/O operation */
185 XPT_GET_SIM_KNOB = 0x18,
187 * Get SIM specific knob values.
190 XPT_SET_SIM_KNOB = 0x19,
192 * Set SIM specific knob values.
195 XPT_SMP_IO = 0x1b | XPT_FC_DEV_QUEUED,
196 /* Serial Management Protocol */
198 XPT_SCAN_TGT = 0x1E | XPT_FC_QUEUED | XPT_FC_USER_CCB
202 /* HBA engine commands 0x20->0x2F */
203 XPT_ENG_INQ = 0x20 | XPT_FC_XPT_ONLY,
204 /* HBA engine feature inquiry */
205 XPT_ENG_EXEC = 0x21 | XPT_FC_DEV_QUEUED,
206 /* HBA execute engine request */
208 /* Target mode commands: 0x30->0x3F */
210 /* Enable LUN as a target */
211 XPT_TARGET_IO = 0x31 | XPT_FC_DEV_QUEUED,
212 /* Execute target I/O request */
213 XPT_ACCEPT_TARGET_IO = 0x32 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
214 /* Accept Host Target Mode CDB */
215 XPT_CONT_TARGET_IO = 0x33 | XPT_FC_DEV_QUEUED,
216 /* Continue Host Target I/O Connection */
217 XPT_IMMED_NOTIFY = 0x34 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
218 /* Notify Host Target driver of event (obsolete) */
219 XPT_NOTIFY_ACK = 0x35,
220 /* Acknowledgement of event (obsolete) */
221 XPT_IMMEDIATE_NOTIFY = 0x36 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
222 /* Notify Host Target driver of event */
223 XPT_NOTIFY_ACKNOWLEDGE = 0x37 | XPT_FC_QUEUED | XPT_FC_USER_CCB,
224 /* Acknowledgement of event */
226 /* Vendor Unique codes: 0x80->0x8F */
230 #define XPT_FC_GROUP_MASK 0xF0
231 #define XPT_FC_GROUP(op) ((op) & XPT_FC_GROUP_MASK)
232 #define XPT_FC_GROUP_COMMON 0x00
233 #define XPT_FC_GROUP_SCSI_CONTROL 0x10
234 #define XPT_FC_GROUP_HBA_ENGINE 0x20
235 #define XPT_FC_GROUP_TMODE 0x30
236 #define XPT_FC_GROUP_VENDOR_UNIQUE 0x80
238 #define XPT_FC_IS_DEV_QUEUED(ccb) \
239 (((ccb)->ccb_h.func_code & XPT_FC_DEV_QUEUED) == XPT_FC_DEV_QUEUED)
240 #define XPT_FC_IS_QUEUED(ccb) \
241 (((ccb)->ccb_h.func_code & XPT_FC_QUEUED) != 0)
246 PROTO_SCSI, /* Small Computer System Interface */
247 PROTO_ATA, /* AT Attachment */
248 PROTO_ATAPI, /* AT Attachment Packetized Interface */
249 PROTO_SATAPM, /* SATA Port Multiplier */
250 PROTO_SEMB, /* SATA Enclosure Management Bridge */
256 XPORT_SPI, /* SCSI Parallel Interface */
257 XPORT_FC, /* Fiber Channel */
258 XPORT_SSA, /* Serial Storage Architecture */
259 XPORT_USB, /* Universal Serial Bus */
260 XPORT_PPB, /* Parallel Port Bus */
261 XPORT_ATA, /* AT Attachment */
262 XPORT_SAS, /* Serial Attached SCSI */
263 XPORT_SATA, /* Serial AT Attachment */
264 XPORT_ISCSI, /* iSCSI */
265 XPORT_SRP, /* SCSI RDMA Protocol */
268 #define XPORT_IS_ATA(t) ((t) == XPORT_ATA || (t) == XPORT_SATA)
269 #define XPORT_IS_SCSI(t) ((t) != XPORT_UNKNOWN && \
270 (t) != XPORT_UNSPECIFIED && \
272 #define XPORT_DEVSTAT_TYPE(t) (XPORT_IS_ATA(t) ? DEVSTAT_TYPE_IF_IDE : \
273 XPORT_IS_SCSI(t) ? DEVSTAT_TYPE_IF_SCSI : \
274 DEVSTAT_TYPE_IF_OTHER)
276 #define PROTO_VERSION_UNKNOWN (UINT_MAX - 1)
277 #define PROTO_VERSION_UNSPECIFIED UINT_MAX
278 #define XPORT_VERSION_UNKNOWN (UINT_MAX - 1)
279 #define XPORT_VERSION_UNSPECIFIED UINT_MAX
282 LIST_ENTRY(ccb_hdr) le;
283 SLIST_ENTRY(ccb_hdr) sle;
284 TAILQ_ENTRY(ccb_hdr) tqe;
285 STAILQ_ENTRY(ccb_hdr) stqe;
291 u_int8_t bytes[sizeof(uintptr_t)];
295 ccb_priv_entry entries[CCB_PERIPH_PRIV_SIZE];
296 u_int8_t bytes[CCB_PERIPH_PRIV_SIZE * sizeof(ccb_priv_entry)];
300 ccb_priv_entry entries[CCB_SIM_PRIV_SIZE];
301 u_int8_t bytes[CCB_SIM_PRIV_SIZE * sizeof(ccb_priv_entry)];
305 struct timeval *etime;
307 uintptr_t periph_data;
311 cam_pinfo pinfo; /* Info for priority scheduling */
312 camq_entry xpt_links; /* For chaining in the XPT layer */
313 camq_entry sim_links; /* For chaining in the SIM layer */
314 camq_entry periph_links; /* For chaining in the type driver */
315 u_int32_t retry_count;
316 void (*cbfcnp)(struct cam_periph *, union ccb *);
317 /* Callback on completion function */
318 xpt_opcode func_code; /* XPT function code */
319 u_int32_t status; /* Status returned by CAM subsystem */
320 struct cam_path *path; /* Compiled path for this ccb */
321 path_id_t path_id; /* Path ID for the request */
322 target_id_t target_id; /* Target device ID */
323 lun_id_t target_lun; /* Target LUN number */
324 lun64_id_t ext_lun; /* 64bit extended/multi-level LUNs */
325 u_int32_t flags; /* ccb_flags */
326 u_int32_t xflags; /* Extended flags */
327 ccb_ppriv_area periph_priv;
328 ccb_spriv_area sim_priv;
330 u_int32_t timeout; /* Hard timeout value in mseconds */
331 struct timeval softtimeout; /* Soft timeout value in sec + usec */
334 /* Get Device Information CCB */
336 struct ccb_hdr ccb_h;
338 struct scsi_inquiry_data inq_data;
339 struct ata_params ident_data;
340 u_int8_t serial_num[252];
342 u_int8_t serial_num_len;
345 /* Device Statistics CCB */
346 struct ccb_getdevstats {
347 struct ccb_hdr ccb_h;
348 int dev_openings; /* Space left for more work on device*/
349 int dev_active; /* Transactions running on the device */
350 int devq_openings; /* Space left for more queued work */
351 int devq_queued; /* Transactions queued to be sent */
353 * CCBs held by peripheral drivers
357 * Boundary conditions for number of
361 struct timeval last_reset; /* Time of last bus reset/loop init */
365 CAM_GDEVLIST_LAST_DEVICE,
366 CAM_GDEVLIST_LIST_CHANGED,
367 CAM_GDEVLIST_MORE_DEVS,
369 } ccb_getdevlist_status_e;
371 struct ccb_getdevlist {
372 struct ccb_hdr ccb_h;
373 char periph_name[DEV_IDLEN];
374 u_int32_t unit_number;
375 unsigned int generation;
377 ccb_getdevlist_status_e status;
381 PERIPH_MATCH_NONE = 0x000,
382 PERIPH_MATCH_PATH = 0x001,
383 PERIPH_MATCH_TARGET = 0x002,
384 PERIPH_MATCH_LUN = 0x004,
385 PERIPH_MATCH_NAME = 0x008,
386 PERIPH_MATCH_UNIT = 0x010,
387 PERIPH_MATCH_ANY = 0x01f
388 } periph_pattern_flags;
390 struct periph_match_pattern {
391 char periph_name[DEV_IDLEN];
392 u_int32_t unit_number;
394 target_id_t target_id;
396 periph_pattern_flags flags;
400 DEV_MATCH_NONE = 0x000,
401 DEV_MATCH_PATH = 0x001,
402 DEV_MATCH_TARGET = 0x002,
403 DEV_MATCH_LUN = 0x004,
404 DEV_MATCH_INQUIRY = 0x008,
405 DEV_MATCH_DEVID = 0x010,
406 DEV_MATCH_ANY = 0x00f
409 struct device_id_match_pattern {
414 struct device_match_pattern {
416 target_id_t target_id;
418 dev_pattern_flags flags;
420 struct scsi_static_inquiry_pattern inq_pat;
421 struct device_id_match_pattern devid_pat;
426 BUS_MATCH_NONE = 0x000,
427 BUS_MATCH_PATH = 0x001,
428 BUS_MATCH_NAME = 0x002,
429 BUS_MATCH_UNIT = 0x004,
430 BUS_MATCH_BUS_ID = 0x008,
431 BUS_MATCH_ANY = 0x00f
434 struct bus_match_pattern {
436 char dev_name[DEV_IDLEN];
437 u_int32_t unit_number;
439 bus_pattern_flags flags;
442 union match_pattern {
443 struct periph_match_pattern periph_pattern;
444 struct device_match_pattern device_pattern;
445 struct bus_match_pattern bus_pattern;
454 struct dev_match_pattern {
456 union match_pattern pattern;
459 struct periph_match_result {
460 char periph_name[DEV_IDLEN];
461 u_int32_t unit_number;
463 target_id_t target_id;
468 DEV_RESULT_NOFLAG = 0x00,
469 DEV_RESULT_UNCONFIGURED = 0x01
472 struct device_match_result {
474 target_id_t target_id;
477 struct scsi_inquiry_data inq_data;
478 struct ata_params ident_data;
479 dev_result_flags flags;
482 struct bus_match_result {
484 char dev_name[DEV_IDLEN];
485 u_int32_t unit_number;
490 struct periph_match_result periph_result;
491 struct device_match_result device_result;
492 struct bus_match_result bus_result;
495 struct dev_match_result {
497 union match_result result;
503 CAM_DEV_MATCH_LIST_CHANGED,
504 CAM_DEV_MATCH_SIZE_ERROR,
506 } ccb_dev_match_status;
509 CAM_DEV_POS_NONE = 0x000,
510 CAM_DEV_POS_BUS = 0x001,
511 CAM_DEV_POS_TARGET = 0x002,
512 CAM_DEV_POS_DEVICE = 0x004,
513 CAM_DEV_POS_PERIPH = 0x008,
514 CAM_DEV_POS_PDPTR = 0x010,
515 CAM_DEV_POS_TYPEMASK = 0xf00,
516 CAM_DEV_POS_EDT = 0x100,
517 CAM_DEV_POS_PDRV = 0x200
520 struct ccb_dm_cookie {
528 struct ccb_dev_position {
529 u_int generations[4];
530 #define CAM_BUS_GENERATION 0x00
531 #define CAM_TARGET_GENERATION 0x01
532 #define CAM_DEV_GENERATION 0x02
533 #define CAM_PERIPH_GENERATION 0x03
534 dev_pos_type position_type;
535 struct ccb_dm_cookie cookie;
538 struct ccb_dev_match {
539 struct ccb_hdr ccb_h;
540 ccb_dev_match_status status;
541 u_int32_t num_patterns;
542 u_int32_t pattern_buf_len;
543 struct dev_match_pattern *patterns;
544 u_int32_t num_matches;
545 u_int32_t match_buf_len;
546 struct dev_match_result *matches;
547 struct ccb_dev_position pos;
551 * Definitions for the path inquiry CCB fields.
553 #define CAM_VERSION 0x18 /* Hex value for current version */
556 PI_MDP_ABLE = 0x80, /* Supports MDP message */
557 PI_WIDE_32 = 0x40, /* Supports 32 bit wide SCSI */
558 PI_WIDE_16 = 0x20, /* Supports 16 bit wide SCSI */
559 PI_SDTR_ABLE = 0x10, /* Supports SDTR message */
560 PI_LINKED_CDB = 0x08, /* Supports linked CDBs */
561 PI_SATAPM = 0x04, /* Supports SATA PM */
562 PI_TAG_ABLE = 0x02, /* Supports tag queue messages */
563 PI_SOFT_RST = 0x01 /* Supports soft reset alternative */
567 PIT_PROCESSOR = 0x80, /* Target mode processor mode */
568 PIT_PHASE = 0x40, /* Target mode phase cog. mode */
569 PIT_DISCONNECT = 0x20, /* Disconnects supported in target mode */
570 PIT_TERM_IO = 0x10, /* Terminate I/O message supported in TM */
571 PIT_GRP_6 = 0x08, /* Group 6 commands supported */
572 PIT_GRP_7 = 0x04 /* Group 7 commands supported */
576 PIM_EXTLUNS = 0x100,/* 64bit extended LUNs supported */
577 PIM_SCANHILO = 0x80, /* Bus scans from high ID to low ID */
578 PIM_NOREMOVE = 0x40, /* Removeable devices not included in scan */
579 PIM_NOINITIATOR = 0x20, /* Initiator role not supported. */
580 PIM_NOBUSRESET = 0x10, /* User has disabled initial BUS RESET */
581 PIM_NO_6_BYTE = 0x08, /* Do not send 6-byte commands */
582 PIM_SEQSCAN = 0x04, /* Do bus scans sequentially, not in parallel */
584 PIM_NOSCAN = 0x01 /* SIM does its own scanning */
587 /* Path Inquiry CCB */
588 struct ccb_pathinq_settings_spi {
589 u_int8_t ppr_options;
592 struct ccb_pathinq_settings_fc {
593 u_int64_t wwnn; /* world wide node name */
594 u_int64_t wwpn; /* world wide port name */
595 u_int32_t port; /* 24 bit port id, if known */
596 u_int32_t bitrate; /* Mbps */
599 struct ccb_pathinq_settings_sas {
600 u_int32_t bitrate; /* Mbps */
602 #define PATHINQ_SETTINGS_SIZE 128
605 struct ccb_hdr ccb_h;
606 u_int8_t version_num; /* Version number for the SIM/HBA */
607 u_int8_t hba_inquiry; /* Mimic of INQ byte 7 for the HBA */
608 u_int16_t target_sprt; /* Flags for target mode support */
609 u_int32_t hba_misc; /* Misc HBA features */
610 u_int16_t hba_eng_cnt; /* HBA engine count */
611 /* Vendor Unique capabilities */
612 u_int8_t vuhba_flags[VUHBALEN];
613 u_int32_t max_target; /* Maximum supported Target */
614 u_int32_t max_lun; /* Maximum supported Lun */
615 u_int32_t async_flags; /* Installed Async handlers */
616 path_id_t hpath_id; /* Highest Path ID in the subsystem */
617 target_id_t initiator_id; /* ID of the HBA on the SCSI bus */
618 char sim_vid[SIM_IDLEN]; /* Vendor ID of the SIM */
619 char hba_vid[HBA_IDLEN]; /* Vendor ID of the HBA */
620 char dev_name[DEV_IDLEN];/* Device name for SIM */
621 u_int32_t unit_number; /* Unit number for SIM */
622 u_int32_t bus_id; /* Bus ID for SIM */
623 u_int32_t base_transfer_speed;/* Base bus speed in KB/sec */
625 u_int protocol_version;
627 u_int transport_version;
629 struct ccb_pathinq_settings_spi spi;
630 struct ccb_pathinq_settings_fc fc;
631 struct ccb_pathinq_settings_sas sas;
632 char ccb_pathinq_settings_opaque[PATHINQ_SETTINGS_SIZE];
634 u_int maxio; /* Max supported I/O size, in bytes. */
635 u_int16_t hba_vendor; /* HBA vendor ID */
636 u_int16_t hba_device; /* HBA device ID */
637 u_int16_t hba_subvendor; /* HBA subvendor ID */
638 u_int16_t hba_subdevice; /* HBA subdevice ID */
641 /* Path Statistics CCB */
642 struct ccb_pathstats {
643 struct ccb_hdr ccb_h;
644 struct timeval last_reset; /* Time of last bus reset/loop init */
648 SMP_FLAG_NONE = 0x00,
649 SMP_FLAG_REQ_SG = 0x01,
650 SMP_FLAG_RSP_SG = 0x02
651 } ccb_smp_pass_flags;
654 * Serial Management Protocol CCB
655 * XXX Currently the semantics for this CCB are that it is executed either
656 * by the addressed device, or that device's parent (i.e. an expander for
657 * any device on an expander) if the addressed device doesn't support SMP.
658 * Later, once we have the ability to probe SMP-only devices and put them
659 * in CAM's topology, the CCB will only be executed by the addressed device
663 struct ccb_hdr ccb_h;
664 uint8_t *smp_request;
666 uint16_t smp_request_sglist_cnt;
667 uint8_t *smp_response;
668 int smp_response_len;
669 uint16_t smp_response_sglist_cnt;
670 ccb_smp_pass_flags flags;
674 u_int8_t *sense_ptr; /*
676 * for sense information
678 /* Storage Area for sense information */
679 struct scsi_sense_data sense_buf;
683 u_int8_t *cdb_ptr; /* Pointer to the CDB bytes to send */
684 /* Area for the CDB send */
685 u_int8_t cdb_bytes[IOCDBLEN];
689 * SCSI I/O Request CCB used for the XPT_SCSI_IO and XPT_CONT_TARGET_IO
693 struct ccb_hdr ccb_h;
694 union ccb *next_ccb; /* Ptr for next CCB for action */
695 u_int8_t *req_map; /* Ptr to mapping info */
696 u_int8_t *data_ptr; /* Ptr to the data buf/SG list */
697 u_int32_t dxfer_len; /* Data transfer length */
698 /* Autosense storage */
699 struct scsi_sense_data sense_data;
700 u_int8_t sense_len; /* Number of bytes to autosense */
701 u_int8_t cdb_len; /* Number of bytes for the CDB */
702 u_int16_t sglist_cnt; /* Number of SG list entries */
703 u_int8_t scsi_status; /* Returned SCSI status */
704 u_int8_t sense_resid; /* Autosense resid length: 2's comp */
705 u_int32_t resid; /* Transfer residual length: 2's comp */
706 cdb_t cdb_io; /* Union for CDB bytes/pointer */
707 u_int8_t *msg_ptr; /* Pointer to the message buffer */
708 u_int16_t msg_len; /* Number of bytes for the Message */
709 u_int8_t tag_action; /* What to do for tag queueing */
711 * The tag action should be either the define below (to send a
712 * non-tagged transaction) or one of the defined scsi tag messages
713 * from scsi_message.h.
715 #define CAM_TAG_ACTION_NONE 0x00
716 u_int tag_id; /* tag id from initator (target mode) */
717 u_int init_id; /* initiator id of who selected */
721 * ATA I/O Request CCB used for the XPT_ATA_IO function code.
724 struct ccb_hdr ccb_h;
725 union ccb *next_ccb; /* Ptr for next CCB for action */
726 struct ata_cmd cmd; /* ATA command register set */
727 struct ata_res res; /* ATA result register set */
728 u_int8_t *data_ptr; /* Ptr to the data buf/SG list */
729 u_int32_t dxfer_len; /* Data transfer length */
730 u_int32_t resid; /* Transfer residual length: 2's comp */
731 u_int8_t tag_action; /* What to do for tag queueing */
733 * The tag action should be either the define below (to send a
734 * non-tagged transaction) or one of the defined scsi tag messages
735 * from scsi_message.h.
737 #define CAM_TAG_ACTION_NONE 0x00
738 u_int tag_id; /* tag id from initator (target mode) */
739 u_int init_id; /* initiator id of who selected */
742 struct ccb_accept_tio {
743 struct ccb_hdr ccb_h;
744 cdb_t cdb_io; /* Union for CDB bytes/pointer */
745 u_int8_t cdb_len; /* Number of bytes for the CDB */
746 u_int8_t tag_action; /* What to do for tag queueing */
747 u_int8_t sense_len; /* Number of bytes of Sense Data */
748 u_int tag_id; /* tag id from initator (target mode) */
749 u_int init_id; /* initiator id of who selected */
750 struct scsi_sense_data sense_data;
753 /* Release SIM Queue */
755 struct ccb_hdr ccb_h;
756 u_int32_t release_flags;
757 #define RELSIM_ADJUST_OPENINGS 0x01
758 #define RELSIM_RELEASE_AFTER_TIMEOUT 0x02
759 #define RELSIM_RELEASE_AFTER_CMDCMPLT 0x04
760 #define RELSIM_RELEASE_AFTER_QEMPTY 0x08
762 u_int32_t release_timeout; /* Abstract argument. */
763 u_int32_t qfrozen_cnt;
767 * Definitions for the asynchronous callback CCB fields.
770 AC_UNIT_ATTENTION = 0x4000,/* Device reported UNIT ATTENTION */
771 AC_ADVINFO_CHANGED = 0x2000,/* Advance info might have changes */
772 AC_CONTRACT = 0x1000,/* A contractual callback */
773 AC_GETDEV_CHANGED = 0x800,/* Getdev info might have changed */
774 AC_INQ_CHANGED = 0x400,/* Inquiry info might have changed */
775 AC_TRANSFER_NEG = 0x200,/* New transfer settings in effect */
776 AC_LOST_DEVICE = 0x100,/* A device went away */
777 AC_FOUND_DEVICE = 0x080,/* A new device was found */
778 AC_PATH_DEREGISTERED = 0x040,/* A path has de-registered */
779 AC_PATH_REGISTERED = 0x020,/* A new path has been registered */
780 AC_SENT_BDR = 0x010,/* A BDR message was sent to target */
781 AC_SCSI_AEN = 0x008,/* A SCSI AEN has been received */
782 AC_UNSOL_RESEL = 0x002,/* Unsolicited reselection occurred */
783 AC_BUS_RESET = 0x001 /* A SCSI bus reset occurred */
786 typedef void ac_callback_t (void *softc, u_int32_t code,
787 struct cam_path *path, void *args);
790 * Generic Asynchronous callbacks.
792 * Generic arguments passed bac which are then interpreted between a per-system
795 #define AC_CONTRACT_DATA_MAX (128 - sizeof (u_int64_t))
797 u_int64_t contract_number;
798 u_int8_t contract_data[AC_CONTRACT_DATA_MAX];
801 #define AC_CONTRACT_DEV_CHG 1
802 struct ac_device_changed {
809 /* Set Asynchronous Callback CCB */
810 struct ccb_setasync {
811 struct ccb_hdr ccb_h;
812 u_int32_t event_enable; /* Async Event enables */
813 ac_callback_t *callback;
817 /* Set Device Type CCB */
819 struct ccb_hdr ccb_h;
820 u_int8_t dev_type; /* Value for dev type field in EDT */
823 /* SCSI Control Functions */
825 /* Abort XPT request CCB */
827 struct ccb_hdr ccb_h;
828 union ccb *abort_ccb; /* Pointer to CCB to abort */
831 /* Reset SCSI Bus CCB */
832 struct ccb_resetbus {
833 struct ccb_hdr ccb_h;
836 /* Reset SCSI Device CCB */
837 struct ccb_resetdev {
838 struct ccb_hdr ccb_h;
841 /* Terminate I/O Process Request CCB */
843 struct ccb_hdr ccb_h;
844 union ccb *termio_ccb; /* Pointer to CCB to terminate */
848 CTS_TYPE_CURRENT_SETTINGS,
849 CTS_TYPE_USER_SETTINGS
852 struct ccb_trans_settings_scsi
854 u_int valid; /* Which fields to honor */
855 #define CTS_SCSI_VALID_TQ 0x01
857 #define CTS_SCSI_FLAGS_TAG_ENB 0x01
860 struct ccb_trans_settings_ata
862 u_int valid; /* Which fields to honor */
863 #define CTS_ATA_VALID_TQ 0x01
865 #define CTS_ATA_FLAGS_TAG_ENB 0x01
868 struct ccb_trans_settings_spi
870 u_int valid; /* Which fields to honor */
871 #define CTS_SPI_VALID_SYNC_RATE 0x01
872 #define CTS_SPI_VALID_SYNC_OFFSET 0x02
873 #define CTS_SPI_VALID_BUS_WIDTH 0x04
874 #define CTS_SPI_VALID_DISC 0x08
875 #define CTS_SPI_VALID_PPR_OPTIONS 0x10
877 #define CTS_SPI_FLAGS_DISC_ENB 0x01
884 struct ccb_trans_settings_fc {
885 u_int valid; /* Which fields to honor */
886 #define CTS_FC_VALID_WWNN 0x8000
887 #define CTS_FC_VALID_WWPN 0x4000
888 #define CTS_FC_VALID_PORT 0x2000
889 #define CTS_FC_VALID_SPEED 0x1000
890 u_int64_t wwnn; /* world wide node name */
891 u_int64_t wwpn; /* world wide port name */
892 u_int32_t port; /* 24 bit port id, if known */
893 u_int32_t bitrate; /* Mbps */
896 struct ccb_trans_settings_sas {
897 u_int valid; /* Which fields to honor */
898 #define CTS_SAS_VALID_SPEED 0x1000
899 u_int32_t bitrate; /* Mbps */
902 struct ccb_trans_settings_pata {
903 u_int valid; /* Which fields to honor */
904 #define CTS_ATA_VALID_MODE 0x01
905 #define CTS_ATA_VALID_BYTECOUNT 0x02
906 #define CTS_ATA_VALID_ATAPI 0x20
907 #define CTS_ATA_VALID_CAPS 0x40
909 u_int bytecount; /* Length of PIO transaction */
910 u_int atapi; /* Length of ATAPI CDB */
911 u_int caps; /* Device and host SATA caps. */
912 #define CTS_ATA_CAPS_H 0x0000ffff
913 #define CTS_ATA_CAPS_H_DMA48 0x00000001 /* 48-bit DMA */
914 #define CTS_ATA_CAPS_D 0xffff0000
917 struct ccb_trans_settings_sata {
918 u_int valid; /* Which fields to honor */
919 #define CTS_SATA_VALID_MODE 0x01
920 #define CTS_SATA_VALID_BYTECOUNT 0x02
921 #define CTS_SATA_VALID_REVISION 0x04
922 #define CTS_SATA_VALID_PM 0x08
923 #define CTS_SATA_VALID_TAGS 0x10
924 #define CTS_SATA_VALID_ATAPI 0x20
925 #define CTS_SATA_VALID_CAPS 0x40
926 int mode; /* Legacy PATA mode */
927 u_int bytecount; /* Length of PIO transaction */
928 int revision; /* SATA revision */
929 u_int pm_present; /* PM is present (XPT->SIM) */
930 u_int tags; /* Number of allowed tags */
931 u_int atapi; /* Length of ATAPI CDB */
932 u_int caps; /* Device and host SATA caps. */
933 #define CTS_SATA_CAPS_H 0x0000ffff
934 #define CTS_SATA_CAPS_H_PMREQ 0x00000001
935 #define CTS_SATA_CAPS_H_APST 0x00000002
936 #define CTS_SATA_CAPS_H_DMAAA 0x00000010 /* Auto-activation */
937 #define CTS_SATA_CAPS_H_AN 0x00000020 /* Async. notification */
938 #define CTS_SATA_CAPS_D 0xffff0000
939 #define CTS_SATA_CAPS_D_PMREQ 0x00010000
940 #define CTS_SATA_CAPS_D_APST 0x00020000
943 /* Get/Set transfer rate/width/disconnection/tag queueing settings */
944 struct ccb_trans_settings {
945 struct ccb_hdr ccb_h;
946 cts_type type; /* Current or User settings */
948 u_int protocol_version;
950 u_int transport_version;
952 u_int valid; /* Which fields to honor */
953 struct ccb_trans_settings_ata ata;
954 struct ccb_trans_settings_scsi scsi;
957 u_int valid; /* Which fields to honor */
958 struct ccb_trans_settings_spi spi;
959 struct ccb_trans_settings_fc fc;
960 struct ccb_trans_settings_sas sas;
961 struct ccb_trans_settings_pata ata;
962 struct ccb_trans_settings_sata sata;
968 * Calculate the geometry parameters for a device
969 * give the block size and volume size in blocks.
971 struct ccb_calc_geometry {
972 struct ccb_hdr ccb_h;
973 u_int32_t block_size;
974 u_int64_t volume_size;
977 u_int8_t secs_per_track;
981 * Set or get SIM (and transport) specific knobs
984 #define KNOB_VALID_ADDRESS 0x1
985 #define KNOB_VALID_ROLE 0x2
988 #define KNOB_ROLE_NONE 0x0
989 #define KNOB_ROLE_INITIATOR 0x1
990 #define KNOB_ROLE_TARGET 0x2
991 #define KNOB_ROLE_BOTH 0x3
993 struct ccb_sim_knob_settings_spi {
999 struct ccb_sim_knob_settings_fc {
1001 u_int64_t wwnn; /* world wide node name */
1002 u_int64_t wwpn; /* world wide port name */
1006 struct ccb_sim_knob_settings_sas {
1008 u_int64_t wwnn; /* world wide node name */
1011 #define KNOB_SETTINGS_SIZE 128
1013 struct ccb_sim_knob {
1014 struct ccb_hdr ccb_h;
1016 u_int valid; /* Which fields to honor */
1017 struct ccb_sim_knob_settings_spi spi;
1018 struct ccb_sim_knob_settings_fc fc;
1019 struct ccb_sim_knob_settings_sas sas;
1020 char pad[KNOB_SETTINGS_SIZE];
1025 * Rescan the given bus, or bus/target/lun
1028 struct ccb_hdr ccb_h;
1033 * Turn on debugging for the given bus, bus/target, or bus/target/lun.
1036 struct ccb_hdr ccb_h;
1037 cam_debug_flags flags;
1040 /* Target mode structures. */
1043 struct ccb_hdr ccb_h;
1044 u_int16_t grp6_len; /* Group 6 VU CDB length */
1045 u_int16_t grp7_len; /* Group 7 VU CDB length */
1049 /* old, barely used immediate notify, binary compatibility */
1050 struct ccb_immed_notify {
1051 struct ccb_hdr ccb_h;
1052 struct scsi_sense_data sense_data;
1053 u_int8_t sense_len; /* Number of bytes in sense buffer */
1054 u_int8_t initiator_id; /* Id of initiator that selected */
1055 u_int8_t message_args[7]; /* Message Arguments */
1058 struct ccb_notify_ack {
1059 struct ccb_hdr ccb_h;
1060 u_int16_t seq_id; /* Sequence identifier */
1061 u_int8_t event; /* Event flags */
1064 struct ccb_immediate_notify {
1065 struct ccb_hdr ccb_h;
1066 u_int tag_id; /* Tag for immediate notify */
1067 u_int seq_id; /* Tag for target of notify */
1068 u_int initiator_id; /* Initiator Identifier */
1069 u_int arg; /* Function specific */
1072 struct ccb_notify_acknowledge {
1073 struct ccb_hdr ccb_h;
1074 u_int tag_id; /* Tag for immediate notify */
1075 u_int seq_id; /* Tar for target of notify */
1076 u_int initiator_id; /* Initiator Identifier */
1077 u_int arg; /* Function specific */
1080 /* HBA engine structures. */
1083 EIT_BUFFER, /* Engine type: buffer memory */
1084 EIT_LOSSLESS, /* Engine type: lossless compression */
1085 EIT_LOSSY, /* Engine type: lossy compression */
1086 EIT_ENCRYPT /* Engine type: encryption */
1090 EAD_VUNIQUE, /* Engine algorithm ID: vendor unique */
1091 EAD_LZ1V1, /* Engine algorithm ID: LZ1 var.1 */
1092 EAD_LZ2V1, /* Engine algorithm ID: LZ2 var.1 */
1093 EAD_LZ2V2 /* Engine algorithm ID: LZ2 var.2 */
1096 struct ccb_eng_inq {
1097 struct ccb_hdr ccb_h;
1098 u_int16_t eng_num; /* The engine number for this inquiry */
1099 ei_type eng_type; /* Returned engine type */
1100 ei_algo eng_algo; /* Returned engine algorithm type */
1101 u_int32_t eng_memeory; /* Returned engine memory size */
1104 struct ccb_eng_exec { /* This structure must match SCSIIO size */
1105 struct ccb_hdr ccb_h;
1106 u_int8_t *pdrv_ptr; /* Ptr used by the peripheral driver */
1107 u_int8_t *req_map; /* Ptr for mapping info on the req. */
1108 u_int8_t *data_ptr; /* Pointer to the data buf/SG list */
1109 u_int32_t dxfer_len; /* Data transfer length */
1110 u_int8_t *engdata_ptr; /* Pointer to the engine buffer data */
1111 u_int16_t sglist_cnt; /* Num of scatter gather list entries */
1112 u_int32_t dmax_len; /* Destination data maximum length */
1113 u_int32_t dest_len; /* Destination data length */
1114 int32_t src_resid; /* Source residual length: 2's comp */
1115 u_int32_t timeout; /* Timeout value */
1116 u_int16_t eng_num; /* Engine number for this request */
1117 u_int16_t vu_flags; /* Vendor Unique flags */
1121 * Definitions for the timeout field in the SCSI I/O CCB.
1123 #define CAM_TIME_DEFAULT 0x00000000 /* Use SIM default value */
1124 #define CAM_TIME_INFINITY 0xFFFFFFFF /* Infinite timeout */
1126 #define CAM_SUCCESS 0 /* For signaling general success */
1127 #define CAM_FAILURE 1 /* For signaling general failure */
1132 #define XPT_CCB_INVALID -1 /* for signaling a bad CCB to free */
1135 * CCB for working with advanced device information. This operates in a fashion
1136 * similar to XPT_GDEV_TYPE. Specify the target in ccb_h, the buffer
1137 * type requested, and provide a buffer size/buffer to write to. If the
1138 * buffer is too small, provsiz will be larger than bufsiz.
1140 struct ccb_dev_advinfo {
1141 struct ccb_hdr ccb_h;
1143 #define CDAI_FLAG_STORE 0x1 /* If set, action becomes store */
1144 uint32_t buftype; /* IN: Type of data being requested */
1145 /* NB: buftype is interpreted on a per-transport basis */
1146 #define CDAI_TYPE_SCSI_DEVID 1
1147 #define CDAI_TYPE_SERIAL_NUM 2
1148 #define CDAI_TYPE_PHYS_PATH 3
1149 #define CDAI_TYPE_RCAPLONG 4
1150 off_t bufsiz; /* IN: Size of external buffer */
1151 #define CAM_SCSI_DEVID_MAXLEN 65536 /* length in buffer is an uint16_t */
1152 off_t provsiz; /* OUT: Size required/used */
1153 uint8_t *buf; /* IN/OUT: Buffer for requested data */
1157 * Union of all CCB types for kernel space allocation. This union should
1158 * never be used for manipulating CCBs - its only use is for the allocation
1159 * and deallocation of raw CCB space and is the return type of xpt_ccb_alloc
1160 * and the argument to xpt_ccb_free.
1163 struct ccb_hdr ccb_h; /* For convenience */
1164 struct ccb_scsiio csio;
1165 struct ccb_getdev cgd;
1166 struct ccb_getdevlist cgdl;
1167 struct ccb_pathinq cpi;
1168 struct ccb_relsim crs;
1169 struct ccb_setasync csa;
1170 struct ccb_setdev csd;
1171 struct ccb_pathstats cpis;
1172 struct ccb_getdevstats cgds;
1173 struct ccb_dev_match cdm;
1174 struct ccb_trans_settings cts;
1175 struct ccb_calc_geometry ccg;
1176 struct ccb_sim_knob knob;
1177 struct ccb_abort cab;
1178 struct ccb_resetbus crb;
1179 struct ccb_resetdev crd;
1180 struct ccb_termio tio;
1181 struct ccb_accept_tio atio;
1182 struct ccb_scsiio ctio;
1183 struct ccb_en_lun cel;
1184 struct ccb_immed_notify cin;
1185 struct ccb_notify_ack cna;
1186 struct ccb_immediate_notify cin1;
1187 struct ccb_notify_acknowledge cna2;
1188 struct ccb_eng_inq cei;
1189 struct ccb_eng_exec cee;
1190 struct ccb_smpio smpio;
1191 struct ccb_rescan crcn;
1192 struct ccb_debug cdbg;
1193 struct ccb_ataio ataio;
1194 struct ccb_dev_advinfo cdai;
1198 static __inline void
1199 cam_fill_csio(struct ccb_scsiio *csio, u_int32_t retries,
1200 void (*cbfcnp)(struct cam_periph *, union ccb *),
1201 u_int32_t flags, u_int8_t tag_action,
1202 u_int8_t *data_ptr, u_int32_t dxfer_len,
1203 u_int8_t sense_len, u_int8_t cdb_len,
1206 static __inline void
1207 cam_fill_ctio(struct ccb_scsiio *csio, u_int32_t retries,
1208 void (*cbfcnp)(struct cam_periph *, union ccb *),
1209 u_int32_t flags, u_int tag_action, u_int tag_id,
1210 u_int init_id, u_int scsi_status, u_int8_t *data_ptr,
1211 u_int32_t dxfer_len, u_int32_t timeout);
1213 static __inline void
1214 cam_fill_ataio(struct ccb_ataio *ataio, u_int32_t retries,
1215 void (*cbfcnp)(struct cam_periph *, union ccb *),
1216 u_int32_t flags, u_int tag_action,
1217 u_int8_t *data_ptr, u_int32_t dxfer_len,
1220 static __inline void
1221 cam_fill_smpio(struct ccb_smpio *smpio, uint32_t retries,
1222 void (*cbfcnp)(struct cam_periph *, union ccb *), uint32_t flags,
1223 uint8_t *smp_request, int smp_request_len,
1224 uint8_t *smp_response, int smp_response_len,
1227 static __inline void
1228 cam_fill_csio(struct ccb_scsiio *csio, u_int32_t retries,
1229 void (*cbfcnp)(struct cam_periph *, union ccb *),
1230 u_int32_t flags, u_int8_t tag_action,
1231 u_int8_t *data_ptr, u_int32_t dxfer_len,
1232 u_int8_t sense_len, u_int8_t cdb_len,
1235 csio->ccb_h.func_code = XPT_SCSI_IO;
1236 csio->ccb_h.flags = flags;
1237 csio->ccb_h.xflags = 0;
1238 csio->ccb_h.retry_count = retries;
1239 csio->ccb_h.cbfcnp = cbfcnp;
1240 csio->ccb_h.timeout = timeout;
1241 csio->data_ptr = data_ptr;
1242 csio->dxfer_len = dxfer_len;
1243 csio->sense_len = sense_len;
1244 csio->cdb_len = cdb_len;
1245 csio->tag_action = tag_action;
1248 static __inline void
1249 cam_fill_ctio(struct ccb_scsiio *csio, u_int32_t retries,
1250 void (*cbfcnp)(struct cam_periph *, union ccb *),
1251 u_int32_t flags, u_int tag_action, u_int tag_id,
1252 u_int init_id, u_int scsi_status, u_int8_t *data_ptr,
1253 u_int32_t dxfer_len, u_int32_t timeout)
1255 csio->ccb_h.func_code = XPT_CONT_TARGET_IO;
1256 csio->ccb_h.flags = flags;
1257 csio->ccb_h.xflags = 0;
1258 csio->ccb_h.retry_count = retries;
1259 csio->ccb_h.cbfcnp = cbfcnp;
1260 csio->ccb_h.timeout = timeout;
1261 csio->data_ptr = data_ptr;
1262 csio->dxfer_len = dxfer_len;
1263 csio->scsi_status = scsi_status;
1264 csio->tag_action = tag_action;
1265 csio->tag_id = tag_id;
1266 csio->init_id = init_id;
1269 static __inline void
1270 cam_fill_ataio(struct ccb_ataio *ataio, u_int32_t retries,
1271 void (*cbfcnp)(struct cam_periph *, union ccb *),
1272 u_int32_t flags, u_int tag_action,
1273 u_int8_t *data_ptr, u_int32_t dxfer_len,
1276 ataio->ccb_h.func_code = XPT_ATA_IO;
1277 ataio->ccb_h.flags = flags;
1278 ataio->ccb_h.retry_count = retries;
1279 ataio->ccb_h.cbfcnp = cbfcnp;
1280 ataio->ccb_h.timeout = timeout;
1281 ataio->data_ptr = data_ptr;
1282 ataio->dxfer_len = dxfer_len;
1283 ataio->tag_action = tag_action;
1286 static __inline void
1287 cam_fill_smpio(struct ccb_smpio *smpio, uint32_t retries,
1288 void (*cbfcnp)(struct cam_periph *, union ccb *), uint32_t flags,
1289 uint8_t *smp_request, int smp_request_len,
1290 uint8_t *smp_response, int smp_response_len,
1294 KASSERT((flags & CAM_DIR_MASK) == CAM_DIR_BOTH,
1295 ("direction != CAM_DIR_BOTH"));
1296 KASSERT((smp_request != NULL) && (smp_response != NULL),
1297 ("need valid request and response buffers"));
1298 KASSERT((smp_request_len != 0) && (smp_response_len != 0),
1299 ("need non-zero request and response lengths"));
1301 smpio->ccb_h.func_code = XPT_SMP_IO;
1302 smpio->ccb_h.flags = flags;
1303 smpio->ccb_h.retry_count = retries;
1304 smpio->ccb_h.cbfcnp = cbfcnp;
1305 smpio->ccb_h.timeout = timeout;
1306 smpio->smp_request = smp_request;
1307 smpio->smp_request_len = smp_request_len;
1308 smpio->smp_response = smp_response;
1309 smpio->smp_response_len = smp_response_len;
1312 static __inline void
1313 cam_set_ccbstatus(union ccb *ccb, cam_status status)
1315 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
1316 ccb->ccb_h.status |= status;
1319 static __inline cam_status
1320 cam_ccb_status(union ccb *ccb)
1322 return ((cam_status)(ccb->ccb_h.status & CAM_STATUS_MASK));
1325 void cam_calc_geometry(struct ccb_calc_geometry *ccg, int extended);
1329 #endif /* _CAM_CAM_CCB_H */