2 * Copyright (c) 2011-2015 LSI Corp.
3 * Copyright (c) 2013-2016 Avago Technologies
4 * Copyright 2000-2020 Broadcom Inc.
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 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
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
20 * FOR 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
28 * Broadcom Inc. (LSI) MPT-Fusion Host Adapter FreeBSD
33 struct mpr_fw_event_work;
36 SLIST_ENTRY(mprsas_lun) lun_link;
38 uint8_t eedp_formatted;
39 uint32_t eedp_block_size;
42 struct mprsas_target {
45 uint8_t encl_level_valid;
47 char connector_name[4];
53 #define MPRSAS_TARGET_INABORT (1 << 0)
54 #define MPRSAS_TARGET_INRESET (1 << 1)
55 #define MPRSAS_TARGET_INDIAGRESET (1 << 2)
56 #define MPRSAS_TARGET_INREMOVAL (1 << 3)
57 #define MPR_TARGET_FLAGS_RAID_COMPONENT (1 << 4)
58 #define MPR_TARGET_FLAGS_VOLUME (1 << 5)
59 #define MPR_TARGET_IS_SATA_SSD (1 << 6)
60 #define MPRSAS_TARGET_INRECOVERY (MPRSAS_TARGET_INABORT | \
61 MPRSAS_TARGET_INRESET | MPRSAS_TARGET_INCHIPRESET)
64 SLIST_HEAD(, mprsas_lun) luns;
65 TAILQ_HEAD(, mpr_command) commands;
66 struct mpr_command *tm;
67 TAILQ_HEAD(, mpr_command) timedout_commands;
68 uint16_t exp_dev_handle;
71 uint16_t parent_handle;
72 uint64_t parent_sasaddr;
73 uint32_t parent_devinfo;
76 unsigned int outstanding;
77 unsigned int timeouts;
79 unsigned int logical_unit_resets;
80 unsigned int target_resets;
81 uint8_t scsi_req_desc_type;
82 uint8_t stop_at_shutdown;
86 uint8_t controller_reset_timeout;
92 #define MPRSAS_IN_DISCOVERY (1 << 0)
93 #define MPRSAS_IN_STARTUP (1 << 1)
94 #define MPRSAS_DISCOVERY_TIMEOUT_PENDING (1 << 2)
95 #define MPRSAS_QUEUE_FROZEN (1 << 3)
96 #define MPRSAS_SHUTDOWN (1 << 4)
98 struct mprsas_target *targets;
99 struct cam_devq *devq;
101 struct cam_path *path;
102 struct intr_config_hook sas_ich;
103 struct callout discovery_callout;
104 struct mpr_event_handle *mprsas_eh;
106 u_int startup_refcount;
107 struct proc *sysctl_proc;
109 struct taskqueue *ev_tq;
111 TAILQ_HEAD(, mpr_fw_event_work) ev_queue;
114 MALLOC_DECLARE(M_MPRSAS);
117 * Abstracted so that the driver can be backwards and forwards compatible
118 * with future versions of CAM that will provide this functionality.
120 #define MPR_SET_LUN(lun, ccblun) \
121 mprsas_set_lun(lun, ccblun)
124 mprsas_set_lun(uint8_t *lun, u_int ccblun)
128 newlun = (uint64_t *)lun;
130 if (ccblun <= 0xff) {
131 /* Peripheral device address method, LUN is 0 to 255 */
133 } else if (ccblun <= 0x3fff) {
134 /* Flat space address method, LUN is <= 16383 */
135 scsi_ulto2b(ccblun, lun);
137 } else if (ccblun <= 0xffffff) {
138 /* Extended flat space address method, LUN is <= 16777215 */
139 scsi_ulto3b(ccblun, &lun[1]);
140 /* Extended Flat space address method */
142 /* Length = 1, i.e. LUN is 3 bytes long */
144 /* Extended Address Method */
154 mprsas_set_ccbstatus(union ccb *ccb, int status)
156 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
157 ccb->ccb_h.status |= status;
161 mprsas_get_ccbstatus(union ccb *ccb)
163 return (ccb->ccb_h.status & CAM_STATUS_MASK);
166 #define MPR_SET_SINGLE_LUN(req, lun) \
168 bzero((req)->LUN, 8); \
169 (req)->LUN[1] = lun; \
172 void mprsas_rescan_target(struct mpr_softc *sc, struct mprsas_target *targ);
173 void mprsas_discovery_end(struct mprsas_softc *sassc);
174 void mprsas_prepare_for_tm(struct mpr_softc *sc, struct mpr_command *tm,
175 struct mprsas_target *target, lun_id_t lun_id);
176 void mprsas_startup_increment(struct mprsas_softc *sassc);
177 void mprsas_startup_decrement(struct mprsas_softc *sassc);
179 void mprsas_firmware_event_work(void *arg, int pending);
180 int mprsas_check_id(struct mprsas_softc *sassc, int id);