1230592Sken/*- 2237683Sken * Copyright (c) 2011, 2012 LSI Corp. 3230592Sken * All rights reserved. 4230592Sken * 5230592Sken * Redistribution and use in source and binary forms, with or without 6230592Sken * modification, are permitted provided that the following conditions 7230592Sken * are met: 8230592Sken * 1. Redistributions of source code must retain the above copyright 9230592Sken * notice, this list of conditions and the following disclaimer. 10230592Sken * 2. Redistributions in binary form must reproduce the above copyright 11230592Sken * notice, this list of conditions and the following disclaimer in the 12230592Sken * documentation and/or other materials provided with the distribution. 13230592Sken * 14230592Sken * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15230592Sken * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16230592Sken * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17230592Sken * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18230592Sken * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19230592Sken * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20230592Sken * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21230592Sken * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22230592Sken * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23230592Sken * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24230592Sken * SUCH DAMAGE. 25230592Sken * 26230592Sken * LSI MPT-Fusion Host Adapter FreeBSD 27230592Sken * 28230592Sken * $FreeBSD$ 29230592Sken */ 30230592Sken 31230592Skenstruct mps_fw_event_work; 32230592Sken 33230592Skenstruct mpssas_lun { 34230592Sken SLIST_ENTRY(mpssas_lun) lun_link; 35230592Sken lun_id_t lun_id; 36230592Sken uint8_t eedp_formatted; 37230592Sken uint32_t eedp_block_size; 38230592Sken}; 39230592Sken 40230592Skenstruct mpssas_target { 41230592Sken uint16_t handle; 42230592Sken uint8_t linkrate; 43230592Sken uint64_t devname; 44230592Sken uint32_t devinfo; 45230592Sken uint16_t encl_handle; 46230592Sken uint16_t encl_slot; 47230592Sken uint8_t flags; 48230592Sken#define MPSSAS_TARGET_INABORT (1 << 0) 49230592Sken#define MPSSAS_TARGET_INRESET (1 << 1) 50230592Sken#define MPSSAS_TARGET_INDIAGRESET (1 << 2) 51230592Sken#define MPSSAS_TARGET_INREMOVAL (1 << 3) 52231240Sken#define MPS_TARGET_FLAGS_RAID_COMPONENT (1 << 4) 53231240Sken#define MPS_TARGET_FLAGS_VOLUME (1 << 5) 54230592Sken#define MPSSAS_TARGET_INRECOVERY (MPSSAS_TARGET_INABORT | \ 55230592Sken MPSSAS_TARGET_INRESET | MPSSAS_TARGET_INCHIPRESET) 56231240Sken 57230592Sken#define MPSSAS_TARGET_ADD (1 << 29) 58230592Sken#define MPSSAS_TARGET_REMOVE (1 << 30) 59230592Sken uint16_t tid; 60230592Sken SLIST_HEAD(, mpssas_lun) luns; 61230592Sken TAILQ_HEAD(, mps_command) commands; 62230592Sken struct mps_command *tm; 63230592Sken TAILQ_HEAD(, mps_command) timedout_commands; 64230592Sken uint16_t exp_dev_handle; 65230592Sken uint16_t phy_num; 66230592Sken uint64_t sasaddr; 67230592Sken uint16_t parent_handle; 68230592Sken uint64_t parent_sasaddr; 69230592Sken uint32_t parent_devinfo; 70230592Sken struct sysctl_ctx_list sysctl_ctx; 71230592Sken struct sysctl_oid *sysctl_tree; 72230592Sken TAILQ_ENTRY(mpssas_target) sysctl_link; 73230592Sken uint64_t issued; 74230592Sken uint64_t completed; 75230592Sken unsigned int outstanding; 76230592Sken unsigned int timeouts; 77230592Sken unsigned int aborts; 78230592Sken unsigned int logical_unit_resets; 79230592Sken unsigned int target_resets; 80230592Sken}; 81230592Sken 82230592Skenstruct mpssas_softc { 83230592Sken struct mps_softc *sc; 84230592Sken u_int flags; 85230592Sken#define MPSSAS_IN_DISCOVERY (1 << 0) 86230592Sken#define MPSSAS_IN_STARTUP (1 << 1) 87230592Sken#define MPSSAS_DISCOVERY_TIMEOUT_PENDING (1 << 2) 88230592Sken#define MPSSAS_QUEUE_FROZEN (1 << 3) 89230592Sken#define MPSSAS_SHUTDOWN (1 << 4) 90230592Sken struct mpssas_target *targets; 91230592Sken struct cam_devq *devq; 92230592Sken struct cam_sim *sim; 93230592Sken struct cam_path *path; 94230592Sken struct intr_config_hook sas_ich; 95230592Sken struct callout discovery_callout; 96230592Sken u_int discovery_timeouts; 97230592Sken struct mps_event_handle *mpssas_eh; 98230592Sken 99230592Sken u_int startup_refcount; 100230592Sken u_int tm_count; 101230592Sken struct proc *sysctl_proc; 102230592Sken 103230592Sken struct taskqueue *ev_tq; 104230592Sken struct task ev_task; 105230592Sken TAILQ_HEAD(, mps_fw_event_work) ev_queue; 106230592Sken}; 107230592Sken 108230592SkenMALLOC_DECLARE(M_MPSSAS); 109230592Sken 110230592Sken/* 111230592Sken * Abstracted so that the driver can be backwards and forwards compatible 112230592Sken * with future versions of CAM that will provide this functionality. 113230592Sken */ 114230592Sken#define MPS_SET_LUN(lun, ccblun) \ 115230592Sken mpssas_set_lun(lun, ccblun) 116230592Sken 117230592Skenstatic __inline int 118230592Skenmpssas_set_lun(uint8_t *lun, u_int ccblun) 119230592Sken{ 120230592Sken uint64_t *newlun; 121230592Sken 122230592Sken newlun = (uint64_t *)lun; 123230592Sken *newlun = 0; 124230592Sken if (ccblun <= 0xff) { 125230592Sken /* Peripheral device address method, LUN is 0 to 255 */ 126230592Sken lun[1] = ccblun; 127230592Sken } else if (ccblun <= 0x3fff) { 128230592Sken /* Flat space address method, LUN is <= 16383 */ 129230592Sken scsi_ulto2b(ccblun, lun); 130230592Sken lun[0] |= 0x40; 131230592Sken } else if (ccblun <= 0xffffff) { 132230592Sken /* Extended flat space address method, LUN is <= 16777215 */ 133230592Sken scsi_ulto3b(ccblun, &lun[1]); 134230592Sken /* Extended Flat space address method */ 135230592Sken lun[0] = 0xc0; 136230592Sken /* Length = 1, i.e. LUN is 3 bytes long */ 137230592Sken lun[0] |= 0x10; 138230592Sken /* Extended Address Method */ 139230592Sken lun[0] |= 0x02; 140230592Sken } else { 141230592Sken return (EINVAL); 142230592Sken } 143230592Sken 144230592Sken return (0); 145230592Sken} 146230592Sken 147230592Sken#define MPS_SET_SINGLE_LUN(req, lun) \ 148230592Skendo { \ 149230592Sken bzero((req)->LUN, 8); \ 150230592Sken (req)->LUN[1] = lun; \ 151230592Sken} while(0) 152230592Sken 153230592Skenvoid mpssas_rescan_target(struct mps_softc *sc, struct mpssas_target *targ); 154230592Skenvoid mpssas_discovery_end(struct mpssas_softc *sassc); 155230592Skenvoid mpssas_startup_increment(struct mpssas_softc *sassc); 156230592Skenvoid mpssas_startup_decrement(struct mpssas_softc *sassc); 157230592Sken 158230592Skenstruct mps_command * mpssas_alloc_tm(struct mps_softc *sc); 159230592Skenvoid mpssas_free_tm(struct mps_softc *sc, struct mps_command *tm); 160230592Skenvoid mpssas_firmware_event_work(void *arg, int pending); 161254116Sscottlint mpssas_check_id(struct mpssas_softc *sassc, int id); 162