mfi.c revision 159811
1157114Sscottl/*- 2157114Sscottl * Copyright (c) 2006 IronPort Systems 3157114Sscottl * All rights reserved. 4157114Sscottl * 5157114Sscottl * Redistribution and use in source and binary forms, with or without 6157114Sscottl * modification, are permitted provided that the following conditions 7157114Sscottl * are met: 8157114Sscottl * 1. Redistributions of source code must retain the above copyright 9157114Sscottl * notice, this list of conditions and the following disclaimer. 10157114Sscottl * 2. Redistributions in binary form must reproduce the above copyright 11157114Sscottl * notice, this list of conditions and the following disclaimer in the 12157114Sscottl * documentation and/or other materials provided with the distribution. 13157114Sscottl * 14157114Sscottl * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15157114Sscottl * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16157114Sscottl * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17157114Sscottl * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18157114Sscottl * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19157114Sscottl * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20157114Sscottl * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21157114Sscottl * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22157114Sscottl * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23157114Sscottl * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24157114Sscottl * SUCH DAMAGE. 25157114Sscottl */ 26157114Sscottl 27157114Sscottl#include <sys/cdefs.h> 28157114Sscottl__FBSDID("$FreeBSD: head/sys/dev/mfi/mfi.c 159811 2006-06-20 22:41:44Z ps $"); 29157114Sscottl 30157114Sscottl#include "opt_mfi.h" 31157114Sscottl 32157114Sscottl#include <sys/param.h> 33157114Sscottl#include <sys/systm.h> 34157114Sscottl#include <sys/malloc.h> 35157114Sscottl#include <sys/kernel.h> 36158737Sambrisko#include <sys/poll.h> 37158737Sambrisko#include <sys/selinfo.h> 38157114Sscottl#include <sys/bus.h> 39157114Sscottl#include <sys/conf.h> 40157114Sscottl#include <sys/eventhandler.h> 41157114Sscottl#include <sys/rman.h> 42157114Sscottl#include <sys/bus_dma.h> 43157114Sscottl#include <sys/bio.h> 44157114Sscottl#include <sys/ioccom.h> 45158737Sambrisko#include <sys/uio.h> 46158737Sambrisko#include <sys/proc.h> 47157114Sscottl 48157114Sscottl#include <machine/bus.h> 49157114Sscottl#include <machine/resource.h> 50157114Sscottl 51157114Sscottl#include <dev/mfi/mfireg.h> 52157114Sscottl#include <dev/mfi/mfi_ioctl.h> 53157114Sscottl#include <dev/mfi/mfivar.h> 54157114Sscottl 55157114Sscottlstatic int mfi_alloc_commands(struct mfi_softc *); 56157114Sscottlstatic void mfi_release_command(struct mfi_command *cm); 57157114Sscottlstatic int mfi_comms_init(struct mfi_softc *); 58157114Sscottlstatic int mfi_polled_command(struct mfi_softc *, struct mfi_command *); 59159811Spsstatic int mfi_wait_command(struct mfi_softc *, struct mfi_command *); 60157114Sscottlstatic int mfi_get_controller_info(struct mfi_softc *); 61158737Sambriskostatic int mfi_get_log_state(struct mfi_softc *, 62159806Sps struct mfi_evt_log_state **); 63159574Sambrisko#ifdef NOTYET 64158737Sambriskostatic int mfi_get_entry(struct mfi_softc *, int); 65159574Sambrisko#endif 66159806Spsstatic int mfi_dcmd_command(struct mfi_softc *, struct mfi_command **, 67159806Sps uint32_t, void **, size_t); 68157114Sscottlstatic void mfi_data_cb(void *, bus_dma_segment_t *, int, int); 69157114Sscottlstatic void mfi_startup(void *arg); 70157114Sscottlstatic void mfi_intr(void *arg); 71157114Sscottlstatic void mfi_enable_intr(struct mfi_softc *sc); 72159811Spsstatic void mfi_ldprobe(struct mfi_softc *sc); 73158737Sambriskostatic int mfi_aen_register(struct mfi_softc *sc, int seq, int locale); 74158737Sambriskostatic void mfi_aen_complete(struct mfi_command *); 75158737Sambriskostatic int mfi_aen_setup(struct mfi_softc *, uint32_t); 76159811Spsstatic int mfi_add_ld(struct mfi_softc *sc, int); 77159811Spsstatic void mfi_add_ld_complete(struct mfi_command *); 78157114Sscottlstatic struct mfi_command * mfi_bio_command(struct mfi_softc *); 79157114Sscottlstatic void mfi_bio_complete(struct mfi_command *); 80157114Sscottlstatic int mfi_mapcmd(struct mfi_softc *, struct mfi_command *); 81157114Sscottlstatic int mfi_send_frame(struct mfi_softc *, struct mfi_command *); 82157114Sscottlstatic void mfi_complete(struct mfi_softc *, struct mfi_command *); 83158737Sambriskostatic int mfi_abort(struct mfi_softc *, struct mfi_command *); 84158737Sambriskostatic int mfi_linux_ioctl_int(struct cdev *, u_long, caddr_t, int, d_thread_t *); 85157114Sscottl 86157114Sscottl/* Management interface */ 87157114Sscottlstatic d_open_t mfi_open; 88157114Sscottlstatic d_close_t mfi_close; 89157114Sscottlstatic d_ioctl_t mfi_ioctl; 90158737Sambriskostatic d_poll_t mfi_poll; 91157114Sscottl 92157114Sscottlstatic struct cdevsw mfi_cdevsw = { 93157114Sscottl .d_version = D_VERSION, 94157114Sscottl .d_flags = 0, 95157114Sscottl .d_open = mfi_open, 96157114Sscottl .d_close = mfi_close, 97157114Sscottl .d_ioctl = mfi_ioctl, 98158737Sambrisko .d_poll = mfi_poll, 99157114Sscottl .d_name = "mfi", 100157114Sscottl}; 101157114Sscottl 102157114SscottlMALLOC_DEFINE(M_MFIBUF, "mfibuf", "Buffers for the MFI driver"); 103157114Sscottl 104158737Sambrisko#define MFI_INQ_LENGTH SHORT_INQUIRY_LENGTH 105157114Sscottl 106157114Sscottlstatic int 107157114Sscottlmfi_transition_firmware(struct mfi_softc *sc) 108157114Sscottl{ 109157114Sscottl int32_t fw_state, cur_state; 110157114Sscottl int max_wait, i; 111157114Sscottl 112157114Sscottl fw_state = MFI_READ4(sc, MFI_OMSG0) & MFI_FWSTATE_MASK; 113157114Sscottl while (fw_state != MFI_FWSTATE_READY) { 114157114Sscottl if (bootverbose) 115157114Sscottl device_printf(sc->mfi_dev, "Waiting for firmware to " 116157114Sscottl "become ready\n"); 117157114Sscottl cur_state = fw_state; 118157114Sscottl switch (fw_state) { 119157114Sscottl case MFI_FWSTATE_FAULT: 120157114Sscottl device_printf(sc->mfi_dev, "Firmware fault\n"); 121157114Sscottl return (ENXIO); 122157114Sscottl case MFI_FWSTATE_WAIT_HANDSHAKE: 123157114Sscottl MFI_WRITE4(sc, MFI_IDB, MFI_FWINIT_CLEAR_HANDSHAKE); 124157114Sscottl max_wait = 2; 125157114Sscottl break; 126157114Sscottl case MFI_FWSTATE_OPERATIONAL: 127157114Sscottl MFI_WRITE4(sc, MFI_IDB, MFI_FWINIT_READY); 128157114Sscottl max_wait = 10; 129157114Sscottl break; 130157114Sscottl case MFI_FWSTATE_UNDEFINED: 131157114Sscottl case MFI_FWSTATE_BB_INIT: 132157114Sscottl max_wait = 2; 133157114Sscottl break; 134157114Sscottl case MFI_FWSTATE_FW_INIT: 135157114Sscottl case MFI_FWSTATE_DEVICE_SCAN: 136157114Sscottl case MFI_FWSTATE_FLUSH_CACHE: 137157114Sscottl max_wait = 20; 138157114Sscottl break; 139157114Sscottl default: 140157114Sscottl device_printf(sc->mfi_dev,"Unknown firmware state %d\n", 141157114Sscottl fw_state); 142157114Sscottl return (ENXIO); 143157114Sscottl } 144157114Sscottl for (i = 0; i < (max_wait * 10); i++) { 145157114Sscottl fw_state = MFI_READ4(sc, MFI_OMSG0) & MFI_FWSTATE_MASK; 146157114Sscottl if (fw_state == cur_state) 147157114Sscottl DELAY(100000); 148157114Sscottl else 149157114Sscottl break; 150157114Sscottl } 151157114Sscottl if (fw_state == cur_state) { 152157114Sscottl device_printf(sc->mfi_dev, "firmware stuck in state " 153157114Sscottl "%#x\n", fw_state); 154157114Sscottl return (ENXIO); 155157114Sscottl } 156157114Sscottl } 157157114Sscottl return (0); 158157114Sscottl} 159157114Sscottl 160157114Sscottlstatic void 161157114Sscottlmfi_addr32_cb(void *arg, bus_dma_segment_t *segs, int nsegs, int error) 162157114Sscottl{ 163157114Sscottl uint32_t *addr; 164157114Sscottl 165157114Sscottl addr = arg; 166157114Sscottl *addr = segs[0].ds_addr; 167157114Sscottl} 168157114Sscottl 169157114Sscottlint 170157114Sscottlmfi_attach(struct mfi_softc *sc) 171157114Sscottl{ 172157114Sscottl uint32_t status; 173157114Sscottl int error, commsz, framessz, sensesz; 174157114Sscottl int frames, unit; 175157114Sscottl 176157114Sscottl mtx_init(&sc->mfi_io_lock, "MFI I/O lock", NULL, MTX_DEF); 177157114Sscottl TAILQ_INIT(&sc->mfi_ld_tqh); 178158737Sambrisko TAILQ_INIT(&sc->mfi_aen_pids); 179157114Sscottl 180157114Sscottl mfi_initq_free(sc); 181157114Sscottl mfi_initq_ready(sc); 182157114Sscottl mfi_initq_busy(sc); 183157114Sscottl mfi_initq_bio(sc); 184157114Sscottl 185157114Sscottl /* Before we get too far, see if the firmware is working */ 186157114Sscottl if ((error = mfi_transition_firmware(sc)) != 0) { 187157114Sscottl device_printf(sc->mfi_dev, "Firmware not in READY state, " 188157114Sscottl "error %d\n", error); 189157114Sscottl return (ENXIO); 190157114Sscottl } 191157114Sscottl 192157114Sscottl /* 193157114Sscottl * Get information needed for sizing the contiguous memory for the 194157114Sscottl * frame pool. Size down the sgl parameter since we know that 195157114Sscottl * we will never need more than what's required for MAXPHYS. 196157114Sscottl * It would be nice if these constants were available at runtime 197157114Sscottl * instead of compile time. 198157114Sscottl */ 199157114Sscottl status = MFI_READ4(sc, MFI_OMSG0); 200157114Sscottl sc->mfi_max_fw_cmds = status & MFI_FWSTATE_MAXCMD_MASK; 201157114Sscottl sc->mfi_max_fw_sgl = (status & MFI_FWSTATE_MAXSGL_MASK) >> 16; 202157114Sscottl sc->mfi_total_sgl = min(sc->mfi_max_fw_sgl, ((MAXPHYS / PAGE_SIZE) +1)); 203157114Sscottl 204157114Sscottl /* 205157114Sscottl * Create the dma tag for data buffers. Used both for block I/O 206157114Sscottl * and for various internal data queries. 207157114Sscottl */ 208157114Sscottl if (bus_dma_tag_create( sc->mfi_parent_dmat, /* parent */ 209157114Sscottl 1, 0, /* algnmnt, boundary */ 210157114Sscottl BUS_SPACE_MAXADDR, /* lowaddr */ 211157114Sscottl BUS_SPACE_MAXADDR, /* highaddr */ 212157114Sscottl NULL, NULL, /* filter, filterarg */ 213157114Sscottl BUS_SPACE_MAXSIZE_32BIT,/* maxsize */ 214157114Sscottl sc->mfi_total_sgl, /* nsegments */ 215157114Sscottl BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */ 216157114Sscottl BUS_DMA_ALLOCNOW, /* flags */ 217157114Sscottl busdma_lock_mutex, /* lockfunc */ 218157114Sscottl &sc->mfi_io_lock, /* lockfuncarg */ 219157114Sscottl &sc->mfi_buffer_dmat)) { 220157114Sscottl device_printf(sc->mfi_dev, "Cannot allocate buffer DMA tag\n"); 221157114Sscottl return (ENOMEM); 222157114Sscottl } 223157114Sscottl 224157114Sscottl /* 225157114Sscottl * Allocate DMA memory for the comms queues. Keep it under 4GB for 226157114Sscottl * efficiency. The mfi_hwcomms struct includes space for 1 reply queue 227157114Sscottl * entry, so the calculated size here will be will be 1 more than 228157114Sscottl * mfi_max_fw_cmds. This is apparently a requirement of the hardware. 229157114Sscottl */ 230157114Sscottl commsz = (sizeof(uint32_t) * sc->mfi_max_fw_cmds) + 231157114Sscottl sizeof(struct mfi_hwcomms); 232157114Sscottl if (bus_dma_tag_create( sc->mfi_parent_dmat, /* parent */ 233157114Sscottl 1, 0, /* algnmnt, boundary */ 234157114Sscottl BUS_SPACE_MAXADDR_32BIT,/* lowaddr */ 235157114Sscottl BUS_SPACE_MAXADDR, /* highaddr */ 236157114Sscottl NULL, NULL, /* filter, filterarg */ 237157114Sscottl commsz, /* maxsize */ 238157114Sscottl 1, /* msegments */ 239157114Sscottl commsz, /* maxsegsize */ 240157114Sscottl 0, /* flags */ 241157114Sscottl NULL, NULL, /* lockfunc, lockarg */ 242157114Sscottl &sc->mfi_comms_dmat)) { 243157114Sscottl device_printf(sc->mfi_dev, "Cannot allocate comms DMA tag\n"); 244157114Sscottl return (ENOMEM); 245157114Sscottl } 246157114Sscottl if (bus_dmamem_alloc(sc->mfi_comms_dmat, (void **)&sc->mfi_comms, 247157114Sscottl BUS_DMA_NOWAIT, &sc->mfi_comms_dmamap)) { 248157114Sscottl device_printf(sc->mfi_dev, "Cannot allocate comms memory\n"); 249157114Sscottl return (ENOMEM); 250157114Sscottl } 251157114Sscottl bzero(sc->mfi_comms, commsz); 252157114Sscottl bus_dmamap_load(sc->mfi_comms_dmat, sc->mfi_comms_dmamap, 253157114Sscottl sc->mfi_comms, commsz, mfi_addr32_cb, &sc->mfi_comms_busaddr, 0); 254157114Sscottl 255157114Sscottl /* 256157114Sscottl * Allocate DMA memory for the command frames. Keep them in the 257157114Sscottl * lower 4GB for efficiency. Calculate the size of the frames at 258157114Sscottl * the same time; the frame is 64 bytes plus space for the SG lists. 259157114Sscottl * The assumption here is that the SG list will start at the second 260157114Sscottl * 64 byte segment of the frame and not use the unused bytes in the 261157114Sscottl * frame. While this might seem wasteful, apparently the frames must 262157114Sscottl * be 64 byte aligned, so any savings would be negated by the extra 263157114Sscottl * alignment padding. 264157114Sscottl */ 265157114Sscottl if (sizeof(bus_addr_t) == 8) { 266157114Sscottl sc->mfi_sgsize = sizeof(struct mfi_sg64); 267157114Sscottl sc->mfi_flags |= MFI_FLAGS_SG64; 268157114Sscottl } else { 269157237Sscottl sc->mfi_sgsize = sizeof(struct mfi_sg32); 270157114Sscottl } 271157114Sscottl frames = (sc->mfi_sgsize * sc->mfi_total_sgl + MFI_FRAME_SIZE - 1) / 272157114Sscottl MFI_FRAME_SIZE + 1; 273157114Sscottl sc->mfi_frame_size = frames * MFI_FRAME_SIZE; 274157114Sscottl framessz = sc->mfi_frame_size * sc->mfi_max_fw_cmds; 275157114Sscottl if (bus_dma_tag_create( sc->mfi_parent_dmat, /* parent */ 276157114Sscottl 64, 0, /* algnmnt, boundary */ 277157114Sscottl BUS_SPACE_MAXADDR_32BIT,/* lowaddr */ 278157114Sscottl BUS_SPACE_MAXADDR, /* highaddr */ 279157114Sscottl NULL, NULL, /* filter, filterarg */ 280157114Sscottl framessz, /* maxsize */ 281157114Sscottl 1, /* nsegments */ 282157114Sscottl framessz, /* maxsegsize */ 283157114Sscottl 0, /* flags */ 284157114Sscottl NULL, NULL, /* lockfunc, lockarg */ 285157114Sscottl &sc->mfi_frames_dmat)) { 286157114Sscottl device_printf(sc->mfi_dev, "Cannot allocate frame DMA tag\n"); 287157114Sscottl return (ENOMEM); 288157114Sscottl } 289157114Sscottl if (bus_dmamem_alloc(sc->mfi_frames_dmat, (void **)&sc->mfi_frames, 290157114Sscottl BUS_DMA_NOWAIT, &sc->mfi_frames_dmamap)) { 291157114Sscottl device_printf(sc->mfi_dev, "Cannot allocate frames memory\n"); 292157114Sscottl return (ENOMEM); 293157114Sscottl } 294157114Sscottl bzero(sc->mfi_frames, framessz); 295157114Sscottl bus_dmamap_load(sc->mfi_frames_dmat, sc->mfi_frames_dmamap, 296157114Sscottl sc->mfi_frames, framessz, mfi_addr32_cb, &sc->mfi_frames_busaddr,0); 297157114Sscottl 298157114Sscottl /* 299157114Sscottl * Allocate DMA memory for the frame sense data. Keep them in the 300157114Sscottl * lower 4GB for efficiency 301157114Sscottl */ 302157114Sscottl sensesz = sc->mfi_max_fw_cmds * MFI_SENSE_LEN; 303157114Sscottl if (bus_dma_tag_create( sc->mfi_parent_dmat, /* parent */ 304157114Sscottl 4, 0, /* algnmnt, boundary */ 305157114Sscottl BUS_SPACE_MAXADDR_32BIT,/* lowaddr */ 306157114Sscottl BUS_SPACE_MAXADDR, /* highaddr */ 307157114Sscottl NULL, NULL, /* filter, filterarg */ 308157114Sscottl sensesz, /* maxsize */ 309157114Sscottl 1, /* nsegments */ 310157114Sscottl sensesz, /* maxsegsize */ 311157114Sscottl 0, /* flags */ 312157114Sscottl NULL, NULL, /* lockfunc, lockarg */ 313157114Sscottl &sc->mfi_sense_dmat)) { 314157114Sscottl device_printf(sc->mfi_dev, "Cannot allocate sense DMA tag\n"); 315157114Sscottl return (ENOMEM); 316157114Sscottl } 317157114Sscottl if (bus_dmamem_alloc(sc->mfi_sense_dmat, (void **)&sc->mfi_sense, 318157114Sscottl BUS_DMA_NOWAIT, &sc->mfi_sense_dmamap)) { 319157114Sscottl device_printf(sc->mfi_dev, "Cannot allocate sense memory\n"); 320157114Sscottl return (ENOMEM); 321157114Sscottl } 322157114Sscottl bus_dmamap_load(sc->mfi_sense_dmat, sc->mfi_sense_dmamap, 323157114Sscottl sc->mfi_sense, sensesz, mfi_addr32_cb, &sc->mfi_sense_busaddr, 0); 324157114Sscottl 325157114Sscottl if ((error = mfi_alloc_commands(sc)) != 0) 326157114Sscottl return (error); 327157114Sscottl 328157114Sscottl if ((error = mfi_comms_init(sc)) != 0) 329157114Sscottl return (error); 330157114Sscottl 331157114Sscottl if ((error = mfi_get_controller_info(sc)) != 0) 332157114Sscottl return (error); 333157114Sscottl 334158737Sambrisko if ((error = mfi_aen_setup(sc, 0), 0) != 0) 335157114Sscottl return (error); 336157114Sscottl 337157114Sscottl /* 338157114Sscottl * Set up the interrupt handler. XXX This should happen in 339157114Sscottl * mfi_pci.c 340157114Sscottl */ 341157114Sscottl sc->mfi_irq_rid = 0; 342157114Sscottl if ((sc->mfi_irq = bus_alloc_resource_any(sc->mfi_dev, SYS_RES_IRQ, 343157114Sscottl &sc->mfi_irq_rid, RF_SHAREABLE | RF_ACTIVE)) == NULL) { 344157114Sscottl device_printf(sc->mfi_dev, "Cannot allocate interrupt\n"); 345157114Sscottl return (EINVAL); 346157114Sscottl } 347157114Sscottl if (bus_setup_intr(sc->mfi_dev, sc->mfi_irq, INTR_MPSAFE|INTR_TYPE_BIO, 348157114Sscottl mfi_intr, sc, &sc->mfi_intr)) { 349157114Sscottl device_printf(sc->mfi_dev, "Cannot set up interrupt\n"); 350157114Sscottl return (EINVAL); 351157114Sscottl } 352157114Sscottl 353157114Sscottl /* Register a config hook to probe the bus for arrays */ 354157114Sscottl sc->mfi_ich.ich_func = mfi_startup; 355157114Sscottl sc->mfi_ich.ich_arg = sc; 356157114Sscottl if (config_intrhook_establish(&sc->mfi_ich) != 0) { 357157114Sscottl device_printf(sc->mfi_dev, "Cannot establish configuration " 358157114Sscottl "hook\n"); 359157114Sscottl return (EINVAL); 360157114Sscottl } 361157114Sscottl 362157114Sscottl /* 363157114Sscottl * Register a shutdown handler. 364157114Sscottl */ 365157114Sscottl if ((sc->mfi_eh = EVENTHANDLER_REGISTER(shutdown_final, mfi_shutdown, 366157114Sscottl sc, SHUTDOWN_PRI_DEFAULT)) == NULL) { 367157114Sscottl device_printf(sc->mfi_dev, "Warning: shutdown event " 368157114Sscottl "registration failed\n"); 369157114Sscottl } 370157114Sscottl 371157114Sscottl /* 372157114Sscottl * Create the control device for doing management 373157114Sscottl */ 374157114Sscottl unit = device_get_unit(sc->mfi_dev); 375157114Sscottl sc->mfi_cdev = make_dev(&mfi_cdevsw, unit, UID_ROOT, GID_OPERATOR, 376157114Sscottl 0640, "mfi%d", unit); 377158737Sambrisko if (unit == 0) 378158737Sambrisko make_dev_alias(sc->mfi_cdev, "megaraid_sas_ioctl_node"); 379157114Sscottl if (sc->mfi_cdev != NULL) 380157114Sscottl sc->mfi_cdev->si_drv1 = sc; 381157114Sscottl 382157114Sscottl return (0); 383157114Sscottl} 384157114Sscottl 385157114Sscottlstatic int 386157114Sscottlmfi_alloc_commands(struct mfi_softc *sc) 387157114Sscottl{ 388157114Sscottl struct mfi_command *cm; 389157114Sscottl int i, ncmds; 390157114Sscottl 391157114Sscottl /* 392157114Sscottl * XXX Should we allocate all the commands up front, or allocate on 393157114Sscottl * demand later like 'aac' does? 394157114Sscottl */ 395157114Sscottl ncmds = sc->mfi_max_fw_cmds; 396157114Sscottl sc->mfi_commands = malloc(sizeof(struct mfi_command) * ncmds, M_MFIBUF, 397157114Sscottl M_WAITOK | M_ZERO); 398157114Sscottl 399157114Sscottl for (i = 0; i < ncmds; i++) { 400157114Sscottl cm = &sc->mfi_commands[i]; 401158737Sambrisko cm->cm_frame = (union mfi_frame *)((uintptr_t)sc->mfi_frames + 402157114Sscottl sc->mfi_frame_size * i); 403157114Sscottl cm->cm_frame_busaddr = sc->mfi_frames_busaddr + 404157114Sscottl sc->mfi_frame_size * i; 405157114Sscottl cm->cm_frame->header.context = i; 406157114Sscottl cm->cm_sense = &sc->mfi_sense[i]; 407157114Sscottl cm->cm_sense_busaddr= sc->mfi_sense_busaddr + MFI_SENSE_LEN * i; 408157114Sscottl cm->cm_sc = sc; 409157114Sscottl if (bus_dmamap_create(sc->mfi_buffer_dmat, 0, 410157114Sscottl &cm->cm_dmamap) == 0) 411157114Sscottl mfi_release_command(cm); 412157114Sscottl else 413157114Sscottl break; 414157114Sscottl sc->mfi_total_cmds++; 415157114Sscottl } 416157114Sscottl 417157114Sscottl return (0); 418157114Sscottl} 419157114Sscottl 420157114Sscottlstatic void 421157114Sscottlmfi_release_command(struct mfi_command *cm) 422157114Sscottl{ 423157114Sscottl uint32_t *hdr_data; 424157114Sscottl 425157114Sscottl /* 426157114Sscottl * Zero out the important fields of the frame, but make sure the 427157114Sscottl * context field is preserved 428157114Sscottl */ 429157114Sscottl hdr_data = (uint32_t *)cm->cm_frame; 430157114Sscottl hdr_data[0] = 0; 431157114Sscottl hdr_data[1] = 0; 432157114Sscottl 433157114Sscottl cm->cm_extra_frames = 0; 434157114Sscottl cm->cm_flags = 0; 435157114Sscottl cm->cm_complete = NULL; 436157114Sscottl cm->cm_private = NULL; 437157114Sscottl cm->cm_sg = 0; 438157114Sscottl cm->cm_total_frame_size = 0; 439157114Sscottl mfi_enqueue_free(cm); 440157114Sscottl} 441157114Sscottl 442157114Sscottlstatic int 443159806Spsmfi_dcmd_command(struct mfi_softc *sc, struct mfi_command **cmp, uint32_t opcode, 444159806Sps void **bufp, size_t bufsize) 445159806Sps{ 446159806Sps struct mfi_command *cm; 447159806Sps struct mfi_dcmd_frame *dcmd; 448159806Sps void *buf = NULL; 449159806Sps 450159806Sps mtx_assert(&sc->mfi_io_lock, MA_OWNED); 451159806Sps 452159806Sps cm = mfi_dequeue_free(sc); 453159806Sps if (cm == NULL) 454159806Sps return (EBUSY); 455159806Sps 456159806Sps if ((bufsize > 0) && (bufp != NULL)) { 457159806Sps if (*bufp == NULL) { 458159806Sps buf = malloc(bufsize, M_MFIBUF, M_NOWAIT|M_ZERO); 459159806Sps if (buf == NULL) { 460159806Sps mfi_release_command(cm); 461159806Sps return (ENOMEM); 462159806Sps } 463159806Sps *bufp = buf; 464159806Sps } else { 465159806Sps buf = *bufp; 466159806Sps } 467159806Sps } 468159806Sps 469159806Sps dcmd = &cm->cm_frame->dcmd; 470159806Sps bzero(dcmd->mbox, MFI_MBOX_SIZE); 471159806Sps dcmd->header.cmd = MFI_CMD_DCMD; 472159806Sps dcmd->header.timeout = 0; 473159806Sps dcmd->header.flags = 0; 474159806Sps dcmd->header.data_len = bufsize; 475159806Sps dcmd->opcode = opcode; 476159806Sps cm->cm_sg = &dcmd->sgl; 477159806Sps cm->cm_total_frame_size = MFI_DCMD_FRAME_SIZE; 478159806Sps cm->cm_flags = 0; 479159806Sps cm->cm_data = buf; 480159806Sps cm->cm_private = buf; 481159806Sps cm->cm_len = bufsize; 482159806Sps 483159806Sps *cmp = cm; 484159806Sps if ((bufp != NULL) && (*bufp == NULL) && (buf != NULL)) 485159806Sps *bufp = buf; 486159806Sps return (0); 487159806Sps} 488159806Sps 489159806Spsstatic int 490157114Sscottlmfi_comms_init(struct mfi_softc *sc) 491157114Sscottl{ 492157114Sscottl struct mfi_command *cm; 493157114Sscottl struct mfi_init_frame *init; 494157114Sscottl struct mfi_init_qinfo *qinfo; 495157114Sscottl int error; 496157114Sscottl 497157114Sscottl if ((cm = mfi_dequeue_free(sc)) == NULL) 498157114Sscottl return (EBUSY); 499157114Sscottl 500157114Sscottl /* 501157114Sscottl * Abuse the SG list area of the frame to hold the init_qinfo 502157114Sscottl * object; 503157114Sscottl */ 504157114Sscottl init = &cm->cm_frame->init; 505157114Sscottl qinfo = (struct mfi_init_qinfo *)((uintptr_t)init + MFI_FRAME_SIZE); 506157114Sscottl 507157114Sscottl bzero(qinfo, sizeof(struct mfi_init_qinfo)); 508157114Sscottl qinfo->rq_entries = sc->mfi_max_fw_cmds + 1; 509157114Sscottl qinfo->rq_addr_lo = sc->mfi_comms_busaddr + 510157114Sscottl offsetof(struct mfi_hwcomms, hw_reply_q); 511157114Sscottl qinfo->pi_addr_lo = sc->mfi_comms_busaddr + 512157114Sscottl offsetof(struct mfi_hwcomms, hw_pi); 513157114Sscottl qinfo->ci_addr_lo = sc->mfi_comms_busaddr + 514157114Sscottl offsetof(struct mfi_hwcomms, hw_ci); 515157114Sscottl 516157114Sscottl init->header.cmd = MFI_CMD_INIT; 517157114Sscottl init->header.data_len = sizeof(struct mfi_init_qinfo); 518157114Sscottl init->qinfo_new_addr_lo = cm->cm_frame_busaddr + MFI_FRAME_SIZE; 519157114Sscottl 520157114Sscottl if ((error = mfi_polled_command(sc, cm)) != 0) { 521157114Sscottl device_printf(sc->mfi_dev, "failed to send init command\n"); 522157114Sscottl return (error); 523157114Sscottl } 524157114Sscottl mfi_release_command(cm); 525157114Sscottl 526157114Sscottl return (0); 527157114Sscottl} 528157114Sscottl 529157114Sscottlstatic int 530157114Sscottlmfi_get_controller_info(struct mfi_softc *sc) 531157114Sscottl{ 532159806Sps struct mfi_command *cm = NULL; 533159806Sps struct mfi_ctrl_info *ci = NULL; 534157114Sscottl uint32_t max_sectors_1, max_sectors_2; 535157114Sscottl int error; 536157114Sscottl 537159806Sps mtx_lock(&sc->mfi_io_lock); 538159806Sps error = mfi_dcmd_command(sc, &cm, MFI_DCMD_CTRL_GETINFO, 539159806Sps (void **)&ci, sizeof(*ci)); 540159806Sps if (error) 541159806Sps goto out; 542157114Sscottl cm->cm_flags = MFI_CMD_DATAIN | MFI_CMD_POLLED; 543157114Sscottl 544157114Sscottl if ((error = mfi_mapcmd(sc, cm)) != 0) { 545159802Sps device_printf(sc->mfi_dev, "Controller info buffer map failed\n"); 546157114Sscottl free(ci, M_MFIBUF); 547157114Sscottl mfi_release_command(cm); 548157114Sscottl return (error); 549157114Sscottl } 550157114Sscottl 551157114Sscottl /* It's ok if this fails, just use default info instead */ 552157114Sscottl if ((error = mfi_polled_command(sc, cm)) != 0) { 553157114Sscottl device_printf(sc->mfi_dev, "Failed to get controller info\n"); 554157114Sscottl sc->mfi_max_io = (sc->mfi_total_sgl - 1) * PAGE_SIZE / 555157114Sscottl MFI_SECTOR_LEN; 556159806Sps error = 0; 557159806Sps goto out; 558157114Sscottl } 559157114Sscottl 560157114Sscottl bus_dmamap_sync(sc->mfi_buffer_dmat, cm->cm_dmamap, 561157114Sscottl BUS_DMASYNC_POSTREAD); 562157114Sscottl bus_dmamap_unload(sc->mfi_buffer_dmat, cm->cm_dmamap); 563157114Sscottl 564157114Sscottl max_sectors_1 = (1 << ci->stripe_sz_ops.min) * ci->max_strips_per_io; 565157114Sscottl max_sectors_2 = ci->max_request_size; 566157114Sscottl sc->mfi_max_io = min(max_sectors_1, max_sectors_2); 567157114Sscottl 568159806Spsout: 569159806Sps if (ci) 570159806Sps free(ci, M_MFIBUF); 571159806Sps if (cm) 572159806Sps mfi_release_command(cm); 573159806Sps mtx_unlock(&sc->mfi_io_lock); 574157114Sscottl return (error); 575157114Sscottl} 576157114Sscottl 577157114Sscottlstatic int 578159806Spsmfi_get_log_state(struct mfi_softc *sc, struct mfi_evt_log_state **log_state) 579158737Sambrisko{ 580158737Sambrisko struct mfi_command *cm; 581158737Sambrisko int error; 582158737Sambrisko 583159806Sps mtx_lock(&sc->mfi_io_lock); 584159806Sps error = mfi_dcmd_command(sc, &cm, MFI_DCMD_CTRL_EVENT_GETINFO, 585159806Sps (void **)log_state, sizeof(**log_state)); 586159806Sps if (error) 587159806Sps goto out; 588159810Sps cm->cm_flags = MFI_CMD_DATAIN | MFI_CMD_POLLED; 589158737Sambrisko 590158737Sambrisko if ((error = mfi_mapcmd(sc, cm)) != 0) { 591159802Sps device_printf(sc->mfi_dev, "Log state buffer map failed\n"); 592159806Sps goto out; 593158737Sambrisko } 594158737Sambrisko 595158737Sambrisko if ((error = mfi_polled_command(sc, cm)) != 0) { 596159802Sps device_printf(sc->mfi_dev, "Failed to get log state\n"); 597159806Sps goto out; 598158737Sambrisko } 599158737Sambrisko 600158737Sambrisko bus_dmamap_sync(sc->mfi_buffer_dmat, cm->cm_dmamap, 601158737Sambrisko BUS_DMASYNC_POSTREAD); 602158737Sambrisko bus_dmamap_unload(sc->mfi_buffer_dmat, cm->cm_dmamap); 603158737Sambrisko 604159806Spsout: 605158737Sambrisko mfi_release_command(cm); 606159806Sps mtx_unlock(&sc->mfi_io_lock); 607158737Sambrisko 608158737Sambrisko return (error); 609158737Sambrisko} 610158737Sambrisko 611158737Sambriskostatic int 612158737Sambriskomfi_aen_setup(struct mfi_softc *sc, uint32_t seq_start) 613158737Sambrisko{ 614159806Sps struct mfi_evt_log_state *log_state = NULL; 615158737Sambrisko union mfi_evt class_locale; 616158737Sambrisko int error = 0; 617158737Sambrisko uint32_t seq; 618158737Sambrisko 619158737Sambrisko class_locale.members.reserved = 0; 620158737Sambrisko class_locale.members.locale = MFI_EVT_LOCALE_ALL; 621158737Sambrisko class_locale.members.class = MFI_EVT_CLASS_DEBUG; 622158737Sambrisko 623158737Sambrisko if (seq_start == 0) { 624158737Sambrisko error = mfi_get_log_state(sc, &log_state); 625159806Sps if (error) { 626159806Sps if (log_state) 627159806Sps free(log_state, M_MFIBUF); 628158737Sambrisko return (error); 629159806Sps } 630158737Sambrisko /* 631158737Sambrisko * Don't run them yet since we can't parse them. 632158737Sambrisko * We can indirectly get the contents from 633158737Sambrisko * the AEN mechanism via setting it lower then 634158737Sambrisko * current. The firmware will iterate through them. 635158737Sambrisko */ 636159574Sambrisko#ifdef NOTYET 637159806Sps for (seq = log_state->shutdown_seq_num; 638159806Sps seq <= log_state->newest_seq_num; seq++) { 639158737Sambrisko mfi_get_entry(sc, seq); 640158737Sambrisko } 641158737Sambrisko#endif 642158737Sambrisko 643159806Sps seq = log_state->shutdown_seq_num + 1; 644158737Sambrisko } else 645158737Sambrisko seq = seq_start; 646158737Sambrisko mfi_aen_register(sc, seq, class_locale.word); 647159806Sps free(log_state, M_MFIBUF); 648158737Sambrisko 649158737Sambrisko return 0; 650158737Sambrisko} 651158737Sambrisko 652158737Sambriskostatic int 653157114Sscottlmfi_polled_command(struct mfi_softc *sc, struct mfi_command *cm) 654157114Sscottl{ 655157114Sscottl struct mfi_frame_header *hdr; 656157114Sscottl int tm = MFI_POLL_TIMEOUT_SECS * 1000000; 657157114Sscottl 658157114Sscottl hdr = &cm->cm_frame->header; 659157114Sscottl hdr->cmd_status = 0xff; 660157114Sscottl hdr->flags |= MFI_FRAME_DONT_POST_IN_REPLY_QUEUE; 661157114Sscottl 662157114Sscottl mfi_send_frame(sc, cm); 663157114Sscottl 664157114Sscottl while (hdr->cmd_status == 0xff) { 665157114Sscottl DELAY(1000); 666157114Sscottl tm -= 1000; 667157114Sscottl if (tm <= 0) 668157114Sscottl break; 669157114Sscottl } 670157114Sscottl 671157114Sscottl if (hdr->cmd_status == 0xff) { 672157114Sscottl device_printf(sc->mfi_dev, "Frame %p timed out\n", hdr); 673157114Sscottl return (ETIMEDOUT); 674157114Sscottl } 675157114Sscottl 676157114Sscottl return (0); 677157114Sscottl} 678157114Sscottl 679159811Spsstatic int 680159811Spsmfi_wait_command(struct mfi_softc *sc, struct mfi_command *cm) 681159811Sps{ 682159811Sps 683159811Sps mtx_assert(&sc->mfi_io_lock, MA_OWNED); 684159811Sps cm->cm_complete = NULL; 685159811Sps 686159811Sps mfi_enqueue_ready(cm); 687159811Sps mfi_startio(sc); 688159811Sps return (msleep(cm, &sc->mfi_io_lock, PRIBIO, "mfiwait", 0)); 689159811Sps} 690159811Sps 691157114Sscottlvoid 692157114Sscottlmfi_free(struct mfi_softc *sc) 693157114Sscottl{ 694157114Sscottl struct mfi_command *cm; 695157114Sscottl int i; 696157114Sscottl 697157114Sscottl if (sc->mfi_cdev != NULL) 698157114Sscottl destroy_dev(sc->mfi_cdev); 699157114Sscottl 700157114Sscottl if (sc->mfi_total_cmds != 0) { 701157114Sscottl for (i = 0; i < sc->mfi_total_cmds; i++) { 702157114Sscottl cm = &sc->mfi_commands[i]; 703157114Sscottl bus_dmamap_destroy(sc->mfi_buffer_dmat, cm->cm_dmamap); 704157114Sscottl } 705157114Sscottl free(sc->mfi_commands, M_MFIBUF); 706157114Sscottl } 707157114Sscottl 708157114Sscottl if (sc->mfi_intr) 709157114Sscottl bus_teardown_intr(sc->mfi_dev, sc->mfi_irq, sc->mfi_intr); 710157114Sscottl if (sc->mfi_irq != NULL) 711157114Sscottl bus_release_resource(sc->mfi_dev, SYS_RES_IRQ, sc->mfi_irq_rid, 712157114Sscottl sc->mfi_irq); 713157114Sscottl 714157114Sscottl if (sc->mfi_sense_busaddr != 0) 715157114Sscottl bus_dmamap_unload(sc->mfi_sense_dmat, sc->mfi_sense_dmamap); 716157114Sscottl if (sc->mfi_sense != NULL) 717157114Sscottl bus_dmamem_free(sc->mfi_sense_dmat, sc->mfi_sense, 718157114Sscottl sc->mfi_sense_dmamap); 719157114Sscottl if (sc->mfi_sense_dmat != NULL) 720157114Sscottl bus_dma_tag_destroy(sc->mfi_sense_dmat); 721157114Sscottl 722157114Sscottl if (sc->mfi_frames_busaddr != 0) 723157114Sscottl bus_dmamap_unload(sc->mfi_frames_dmat, sc->mfi_frames_dmamap); 724157114Sscottl if (sc->mfi_frames != NULL) 725157114Sscottl bus_dmamem_free(sc->mfi_frames_dmat, sc->mfi_frames, 726157114Sscottl sc->mfi_frames_dmamap); 727157114Sscottl if (sc->mfi_frames_dmat != NULL) 728157114Sscottl bus_dma_tag_destroy(sc->mfi_frames_dmat); 729157114Sscottl 730157114Sscottl if (sc->mfi_comms_busaddr != 0) 731157114Sscottl bus_dmamap_unload(sc->mfi_comms_dmat, sc->mfi_comms_dmamap); 732157114Sscottl if (sc->mfi_comms != NULL) 733157114Sscottl bus_dmamem_free(sc->mfi_comms_dmat, sc->mfi_comms, 734157114Sscottl sc->mfi_comms_dmamap); 735157114Sscottl if (sc->mfi_comms_dmat != NULL) 736157114Sscottl bus_dma_tag_destroy(sc->mfi_comms_dmat); 737157114Sscottl 738157114Sscottl if (sc->mfi_buffer_dmat != NULL) 739157114Sscottl bus_dma_tag_destroy(sc->mfi_buffer_dmat); 740157114Sscottl if (sc->mfi_parent_dmat != NULL) 741157114Sscottl bus_dma_tag_destroy(sc->mfi_parent_dmat); 742157114Sscottl 743157114Sscottl if (mtx_initialized(&sc->mfi_io_lock)) 744157114Sscottl mtx_destroy(&sc->mfi_io_lock); 745157114Sscottl 746157114Sscottl return; 747157114Sscottl} 748157114Sscottl 749157114Sscottlstatic void 750157114Sscottlmfi_startup(void *arg) 751157114Sscottl{ 752157114Sscottl struct mfi_softc *sc; 753157114Sscottl 754157114Sscottl sc = (struct mfi_softc *)arg; 755157114Sscottl 756157114Sscottl config_intrhook_disestablish(&sc->mfi_ich); 757157114Sscottl 758157114Sscottl mfi_enable_intr(sc); 759159811Sps mfi_ldprobe(sc); 760157114Sscottl} 761157114Sscottl 762157114Sscottlstatic void 763157114Sscottlmfi_intr(void *arg) 764157114Sscottl{ 765157114Sscottl struct mfi_softc *sc; 766157114Sscottl struct mfi_command *cm; 767157114Sscottl uint32_t status, pi, ci, context; 768157114Sscottl 769157114Sscottl sc = (struct mfi_softc *)arg; 770157114Sscottl 771157114Sscottl status = MFI_READ4(sc, MFI_OSTS); 772157114Sscottl if ((status & MFI_OSTS_INTR_VALID) == 0) 773157114Sscottl return; 774157114Sscottl MFI_WRITE4(sc, MFI_OSTS, status); 775157114Sscottl 776157114Sscottl pi = sc->mfi_comms->hw_pi; 777157114Sscottl ci = sc->mfi_comms->hw_ci; 778157114Sscottl mtx_lock(&sc->mfi_io_lock); 779157114Sscottl while (ci != pi) { 780157114Sscottl context = sc->mfi_comms->hw_reply_q[ci]; 781157114Sscottl sc->mfi_comms->hw_reply_q[ci] = 0xffffffff; 782157114Sscottl if (context == 0xffffffff) { 783157114Sscottl device_printf(sc->mfi_dev, "mfi_intr: invalid context " 784157114Sscottl "pi= %d ci= %d\n", pi, ci); 785157114Sscottl } else { 786157114Sscottl cm = &sc->mfi_commands[context]; 787157114Sscottl mfi_remove_busy(cm); 788157114Sscottl mfi_complete(sc, cm); 789157114Sscottl } 790157114Sscottl ci++; 791157114Sscottl if (ci == (sc->mfi_max_fw_cmds + 1)) { 792157114Sscottl ci = 0; 793157114Sscottl } 794157114Sscottl } 795157114Sscottl mtx_unlock(&sc->mfi_io_lock); 796157114Sscottl 797157114Sscottl sc->mfi_comms->hw_ci = ci; 798157114Sscottl 799157114Sscottl return; 800157114Sscottl} 801157114Sscottl 802157114Sscottlint 803157114Sscottlmfi_shutdown(struct mfi_softc *sc) 804157114Sscottl{ 805157114Sscottl struct mfi_dcmd_frame *dcmd; 806157114Sscottl struct mfi_command *cm; 807157114Sscottl int error; 808157114Sscottl 809159806Sps mtx_lock(&sc->mfi_io_lock); 810159806Sps error = mfi_dcmd_command(sc, &cm, MFI_DCMD_CTRL_SHUTDOWN, NULL, 0); 811159806Sps mtx_unlock(&sc->mfi_io_lock); 812159806Sps if (error) 813159806Sps return (error); 814157114Sscottl 815158737Sambrisko if (sc->mfi_aen_cm != NULL) 816158737Sambrisko mfi_abort(sc, sc->mfi_aen_cm); 817157114Sscottl 818157114Sscottl dcmd = &cm->cm_frame->dcmd; 819157114Sscottl dcmd->header.flags = MFI_FRAME_DIR_NONE; 820157114Sscottl 821157114Sscottl if ((error = mfi_polled_command(sc, cm)) != 0) { 822157114Sscottl device_printf(sc->mfi_dev, "Failed to shutdown controller\n"); 823157114Sscottl } 824157114Sscottl 825157114Sscottl return (error); 826157114Sscottl} 827157114Sscottl 828157114Sscottlstatic void 829157114Sscottlmfi_enable_intr(struct mfi_softc *sc) 830157114Sscottl{ 831157114Sscottl 832157114Sscottl MFI_WRITE4(sc, MFI_OMSK, 0x01); 833157114Sscottl} 834157114Sscottl 835157114Sscottlstatic void 836159811Spsmfi_ldprobe(struct mfi_softc *sc) 837157114Sscottl{ 838159811Sps struct mfi_frame_header *hdr; 839159811Sps struct mfi_command *cm = NULL; 840159811Sps struct mfi_ld_list *list = NULL; 841159811Sps int error, i; 842157114Sscottl 843157114Sscottl mtx_lock(&sc->mfi_io_lock); 844159811Sps error = mfi_dcmd_command(sc, &cm, MFI_DCMD_LD_GET_LIST, 845159811Sps (void **)&list, sizeof(*list)); 846159811Sps if (error) 847159811Sps goto out; 848159811Sps 849159811Sps cm->cm_flags = MFI_CMD_DATAIN; 850159811Sps if (mfi_wait_command(sc, cm) != 0) { 851159811Sps device_printf(sc->mfi_dev, "Failed to get device listing\n"); 852159811Sps goto out; 853157114Sscottl } 854157114Sscottl 855157114Sscottl hdr = &cm->cm_frame->header; 856159811Sps if (hdr->cmd_status != MFI_STAT_OK) { 857159811Sps device_printf(sc->mfi_dev, "MFI_DCMD_LD_GET_LIST failed %x\n", 858159811Sps hdr->cmd_status); 859159811Sps goto out; 860157114Sscottl } 861157114Sscottl 862159811Sps for (i = 0; i < list->ld_count; i++) 863159811Sps mfi_add_ld(sc, list->ld_list[i].ld.target_id); 864159811Spsout: 865159811Sps if (list) 866159811Sps free(list, M_MFIBUF); 867159811Sps if (cm) 868157114Sscottl mfi_release_command(cm); 869159811Sps mtx_unlock(&sc->mfi_io_lock); 870159811Sps return; 871157114Sscottl} 872157114Sscottl 873159574Sambrisko#ifdef NOTYET 874158737Sambriskostatic void 875158737Sambriskomfi_decode_log(struct mfi_softc *sc, struct mfi_log_detail *detail) 876158737Sambrisko{ 877158737Sambrisko switch (detail->arg_type) { 878158737Sambrisko default: 879158737Sambrisko device_printf(sc->mfi_dev, "%d - Log entry type %d\n", 880158737Sambrisko detail->seq, 881158737Sambrisko detail->arg_type 882158737Sambrisko ); 883158737Sambrisko break; 884158737Sambrisko } 885158737Sambrisko} 886158737Sambrisko#endif 887158737Sambrisko 888158737Sambriskostatic void 889158737Sambriskomfi_decode_evt(struct mfi_softc *sc, struct mfi_evt_detail *detail) 890158737Sambrisko{ 891158737Sambrisko switch (detail->arg_type) { 892158737Sambrisko case MR_EVT_ARGS_NONE: 893159574Sambrisko device_printf(sc->mfi_dev, "%d - %s\n", 894159574Sambrisko detail->seq, 895159574Sambrisko detail->description 896159574Sambrisko ); 897158737Sambrisko break; 898158737Sambrisko case MR_EVT_ARGS_CDB_SENSE: 899158737Sambrisko device_printf(sc->mfi_dev, "%d - PD %02d(e%d/s%d) CDB %*D" 900159574Sambrisko "Sense %*D\n: %s\n", 901158737Sambrisko detail->seq, 902158737Sambrisko detail->args.cdb_sense.pd.device_id, 903158737Sambrisko detail->args.cdb_sense.pd.enclosure_index, 904158737Sambrisko detail->args.cdb_sense.pd.slot_number, 905158737Sambrisko detail->args.cdb_sense.cdb_len, 906158737Sambrisko detail->args.cdb_sense.cdb, 907158737Sambrisko ":", 908158737Sambrisko detail->args.cdb_sense.sense_len, 909158737Sambrisko detail->args.cdb_sense.sense, 910158737Sambrisko ":", 911158737Sambrisko detail->description 912158737Sambrisko ); 913158737Sambrisko break; 914158737Sambrisko case MR_EVT_ARGS_LD: 915158737Sambrisko device_printf(sc->mfi_dev, "%d - VD %02d/%d " 916158737Sambrisko "event: %s\n", 917158737Sambrisko detail->seq, 918158737Sambrisko detail->args.ld.ld_index, 919158737Sambrisko detail->args.ld.target_id, 920158737Sambrisko detail->description 921158737Sambrisko ); 922158737Sambrisko break; 923158737Sambrisko case MR_EVT_ARGS_LD_COUNT: 924158737Sambrisko device_printf(sc->mfi_dev, "%d - VD %02d/%d " 925158737Sambrisko "count %lld: %s\n", 926158737Sambrisko detail->seq, 927158737Sambrisko detail->args.ld_count.ld.ld_index, 928158737Sambrisko detail->args.ld_count.ld.target_id, 929158737Sambrisko (long long)detail->args.ld_count.count, 930158737Sambrisko detail->description 931158737Sambrisko ); 932158737Sambrisko break; 933158737Sambrisko case MR_EVT_ARGS_LD_LBA: 934158737Sambrisko device_printf(sc->mfi_dev, "%d - VD %02d/%d " 935158737Sambrisko "lba %lld: %s\n", 936158737Sambrisko detail->seq, 937158737Sambrisko detail->args.ld_lba.ld.ld_index, 938158737Sambrisko detail->args.ld_lba.ld.target_id, 939158737Sambrisko (long long)detail->args.ld_lba.lba, 940158737Sambrisko detail->description 941158737Sambrisko ); 942158737Sambrisko break; 943158737Sambrisko case MR_EVT_ARGS_LD_OWNER: 944158737Sambrisko device_printf(sc->mfi_dev, "%d - VD %02d/%d " 945158737Sambrisko "owner changed: prior %d, new %d: %s\n", 946158737Sambrisko detail->seq, 947158737Sambrisko detail->args.ld_owner.ld.ld_index, 948158737Sambrisko detail->args.ld_owner.ld.target_id, 949158737Sambrisko detail->args.ld_owner.pre_owner, 950158737Sambrisko detail->args.ld_owner.new_owner, 951158737Sambrisko detail->description 952158737Sambrisko ); 953158737Sambrisko break; 954158737Sambrisko case MR_EVT_ARGS_LD_LBA_PD_LBA: 955158737Sambrisko device_printf(sc->mfi_dev, "%d - VD %02d/%d " 956158737Sambrisko "lba %lld, physical drive PD %02d(e%d/s%d) lba %lld: %s\n", 957158737Sambrisko detail->seq, 958158737Sambrisko detail->args.ld_lba_pd_lba.ld.ld_index, 959158737Sambrisko detail->args.ld_lba_pd_lba.ld.target_id, 960158737Sambrisko (long long)detail->args.ld_lba_pd_lba.ld_lba, 961158737Sambrisko detail->args.ld_lba_pd_lba.pd.device_id, 962158737Sambrisko detail->args.ld_lba_pd_lba.pd.enclosure_index, 963158737Sambrisko detail->args.ld_lba_pd_lba.pd.slot_number, 964158737Sambrisko (long long)detail->args.ld_lba_pd_lba.pd_lba, 965158737Sambrisko detail->description 966158737Sambrisko ); 967158737Sambrisko break; 968158737Sambrisko case MR_EVT_ARGS_LD_PROG: 969158737Sambrisko device_printf(sc->mfi_dev, "%d - VD %02d/%d " 970158737Sambrisko "progress %d%% in %ds: %s\n", 971158737Sambrisko detail->seq, 972158737Sambrisko detail->args.ld_prog.ld.ld_index, 973158737Sambrisko detail->args.ld_prog.ld.target_id, 974158737Sambrisko detail->args.ld_prog.prog.progress/655, 975158737Sambrisko detail->args.ld_prog.prog.elapsed_seconds, 976158737Sambrisko detail->description 977158737Sambrisko ); 978158737Sambrisko break; 979158737Sambrisko case MR_EVT_ARGS_LD_STATE: 980158737Sambrisko device_printf(sc->mfi_dev, "%d - VD %02d/%d " 981158737Sambrisko "state prior %d new %d: %s\n", 982158737Sambrisko detail->seq, 983158737Sambrisko detail->args.ld_state.ld.ld_index, 984158737Sambrisko detail->args.ld_state.ld.target_id, 985158737Sambrisko detail->args.ld_state.prev_state, 986158737Sambrisko detail->args.ld_state.new_state, 987158737Sambrisko detail->description 988158737Sambrisko ); 989158737Sambrisko break; 990158737Sambrisko case MR_EVT_ARGS_LD_STRIP: 991158737Sambrisko device_printf(sc->mfi_dev, "%d - VD %02d/%d " 992158737Sambrisko "strip %lld: %s\n", 993158737Sambrisko detail->seq, 994158737Sambrisko detail->args.ld_strip.ld.ld_index, 995158737Sambrisko detail->args.ld_strip.ld.target_id, 996158737Sambrisko (long long)detail->args.ld_strip.strip, 997158737Sambrisko detail->description 998158737Sambrisko ); 999158737Sambrisko break; 1000158737Sambrisko case MR_EVT_ARGS_PD: 1001158737Sambrisko device_printf(sc->mfi_dev, "%d - PD %02d(e%d/s%d) " 1002158737Sambrisko "event: %s\n", 1003158737Sambrisko detail->seq, 1004158737Sambrisko detail->args.pd.device_id, 1005158737Sambrisko detail->args.pd.enclosure_index, 1006158737Sambrisko detail->args.pd.slot_number, 1007158737Sambrisko detail->description 1008158737Sambrisko ); 1009158737Sambrisko break; 1010158737Sambrisko case MR_EVT_ARGS_PD_ERR: 1011158737Sambrisko device_printf(sc->mfi_dev, "%d - PD %02d(e%d/s%d) " 1012158737Sambrisko "err %d: %s\n", 1013158737Sambrisko detail->seq, 1014158737Sambrisko detail->args.pd_err.pd.device_id, 1015158737Sambrisko detail->args.pd_err.pd.enclosure_index, 1016158737Sambrisko detail->args.pd_err.pd.slot_number, 1017158737Sambrisko detail->args.pd_err.err, 1018158737Sambrisko detail->description 1019158737Sambrisko ); 1020158737Sambrisko break; 1021158737Sambrisko case MR_EVT_ARGS_PD_LBA: 1022158737Sambrisko device_printf(sc->mfi_dev, "%d - PD %02d(e%d/s%d) " 1023158737Sambrisko "lba %lld: %s\n", 1024158737Sambrisko detail->seq, 1025158737Sambrisko detail->args.pd_lba.pd.device_id, 1026158737Sambrisko detail->args.pd_lba.pd.enclosure_index, 1027158737Sambrisko detail->args.pd_lba.pd.slot_number, 1028158737Sambrisko (long long)detail->args.pd_lba.lba, 1029158737Sambrisko detail->description 1030158737Sambrisko ); 1031158737Sambrisko break; 1032158737Sambrisko case MR_EVT_ARGS_PD_LBA_LD: 1033158737Sambrisko device_printf(sc->mfi_dev, "%d - PD %02d(e%d/s%d) " 1034158737Sambrisko "lba %lld VD %02d/%d: %s\n", 1035158737Sambrisko detail->seq, 1036158737Sambrisko detail->args.pd_lba_ld.pd.device_id, 1037158737Sambrisko detail->args.pd_lba_ld.pd.enclosure_index, 1038158737Sambrisko detail->args.pd_lba_ld.pd.slot_number, 1039158737Sambrisko (long long)detail->args.pd_lba.lba, 1040158737Sambrisko detail->args.pd_lba_ld.ld.ld_index, 1041158737Sambrisko detail->args.pd_lba_ld.ld.target_id, 1042158737Sambrisko detail->description 1043158737Sambrisko ); 1044158737Sambrisko break; 1045158737Sambrisko case MR_EVT_ARGS_PD_PROG: 1046158737Sambrisko device_printf(sc->mfi_dev, "%d - PD %02d(e%d/s%d) " 1047158737Sambrisko "progress %d%% seconds %ds: %s\n", 1048158737Sambrisko detail->seq, 1049158737Sambrisko detail->args.pd_prog.pd.device_id, 1050158737Sambrisko detail->args.pd_prog.pd.enclosure_index, 1051158737Sambrisko detail->args.pd_prog.pd.slot_number, 1052158737Sambrisko detail->args.pd_prog.prog.progress/655, 1053158737Sambrisko detail->args.pd_prog.prog.elapsed_seconds, 1054158737Sambrisko detail->description 1055158737Sambrisko ); 1056158737Sambrisko break; 1057158737Sambrisko case MR_EVT_ARGS_PD_STATE: 1058158737Sambrisko device_printf(sc->mfi_dev, "%d - PD %02d(e%d/s%d) " 1059158737Sambrisko "state prior %d new %d: %s\n", 1060158737Sambrisko detail->seq, 1061158737Sambrisko detail->args.pd_prog.pd.device_id, 1062158737Sambrisko detail->args.pd_prog.pd.enclosure_index, 1063158737Sambrisko detail->args.pd_prog.pd.slot_number, 1064158737Sambrisko detail->args.pd_state.prev_state, 1065158737Sambrisko detail->args.pd_state.new_state, 1066158737Sambrisko detail->description 1067158737Sambrisko ); 1068158737Sambrisko break; 1069158737Sambrisko case MR_EVT_ARGS_PCI: 1070158737Sambrisko device_printf(sc->mfi_dev, "%d - PCI 0x04%x 0x04%x " 1071158737Sambrisko "0x04%x 0x04%x: %s\n", 1072158737Sambrisko detail->seq, 1073158737Sambrisko detail->args.pci.venderId, 1074158737Sambrisko detail->args.pci.deviceId, 1075158737Sambrisko detail->args.pci.subVenderId, 1076158737Sambrisko detail->args.pci.subDeviceId, 1077158737Sambrisko detail->description 1078158737Sambrisko ); 1079158737Sambrisko break; 1080158737Sambrisko case MR_EVT_ARGS_RATE: 1081158737Sambrisko device_printf(sc->mfi_dev, "%d - Rebuild rate %d: %s\n", 1082158737Sambrisko detail->seq, 1083158737Sambrisko detail->args.rate, 1084158737Sambrisko detail->description 1085158737Sambrisko ); 1086158737Sambrisko break; 1087158737Sambrisko case MR_EVT_ARGS_TIME: 1088158737Sambrisko device_printf(sc->mfi_dev, "%d - Adapter ticks %d " 1089158737Sambrisko "elapsed %ds: %s\n", 1090158737Sambrisko detail->seq, 1091158737Sambrisko detail->args.time.rtc, 1092158737Sambrisko detail->args.time.elapsedSeconds, 1093158737Sambrisko detail->description 1094158737Sambrisko ); 1095158737Sambrisko break; 1096158737Sambrisko case MR_EVT_ARGS_ECC: 1097158737Sambrisko device_printf(sc->mfi_dev, "%d - Adapter ECC %x,%x: %s: %s\n", 1098158737Sambrisko detail->seq, 1099158737Sambrisko detail->args.ecc.ecar, 1100158737Sambrisko detail->args.ecc.elog, 1101158737Sambrisko detail->args.ecc.str, 1102158737Sambrisko detail->description 1103158737Sambrisko ); 1104158737Sambrisko break; 1105158737Sambrisko default: 1106158737Sambrisko device_printf(sc->mfi_dev, "%d - Type %d: %s\n", 1107158737Sambrisko detail->seq, 1108158737Sambrisko detail->arg_type, detail->description 1109158737Sambrisko ); 1110158737Sambrisko } 1111158737Sambrisko} 1112158737Sambrisko 1113157114Sscottlstatic int 1114158737Sambriskomfi_aen_register(struct mfi_softc *sc, int seq, int locale) 1115158737Sambrisko{ 1116158737Sambrisko struct mfi_command *cm; 1117158737Sambrisko struct mfi_dcmd_frame *dcmd; 1118158737Sambrisko union mfi_evt current_aen, prior_aen; 1119159806Sps struct mfi_evt_detail *ed = NULL; 1120159806Sps int error; 1121158737Sambrisko 1122158737Sambrisko current_aen.word = locale; 1123158737Sambrisko if (sc->mfi_aen_cm != NULL) { 1124158737Sambrisko prior_aen.word = 1125158737Sambrisko ((uint32_t *)&sc->mfi_aen_cm->cm_frame->dcmd.mbox)[1]; 1126158737Sambrisko if (prior_aen.members.class <= current_aen.members.class && 1127158737Sambrisko !((prior_aen.members.locale & current_aen.members.locale) 1128158737Sambrisko ^current_aen.members.locale)) { 1129158737Sambrisko return (0); 1130158737Sambrisko } else { 1131158737Sambrisko prior_aen.members.locale |= current_aen.members.locale; 1132158737Sambrisko if (prior_aen.members.class 1133158737Sambrisko < current_aen.members.class) 1134158737Sambrisko current_aen.members.class = 1135158737Sambrisko prior_aen.members.class; 1136158737Sambrisko mfi_abort(sc, sc->mfi_aen_cm); 1137158737Sambrisko } 1138158737Sambrisko } 1139158737Sambrisko 1140158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1141159806Sps error = mfi_dcmd_command(sc, &cm, MFI_DCMD_CTRL_EVENT_WAIT, 1142159806Sps (void **)&ed, sizeof(*ed)); 1143158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1144159806Sps if (error) 1145159806Sps return (error); 1146158737Sambrisko 1147158737Sambrisko dcmd = &cm->cm_frame->dcmd; 1148158737Sambrisko ((uint32_t *)&dcmd->mbox)[0] = seq; 1149158737Sambrisko ((uint32_t *)&dcmd->mbox)[1] = locale; 1150158737Sambrisko cm->cm_flags = MFI_CMD_DATAIN; 1151158737Sambrisko cm->cm_complete = mfi_aen_complete; 1152158737Sambrisko 1153158737Sambrisko sc->mfi_aen_cm = cm; 1154158737Sambrisko 1155158737Sambrisko mfi_enqueue_ready(cm); 1156158737Sambrisko mfi_startio(sc); 1157158737Sambrisko 1158158737Sambrisko return (0); 1159158737Sambrisko} 1160158737Sambrisko 1161158737Sambriskostatic void 1162158737Sambriskomfi_aen_complete(struct mfi_command *cm) 1163158737Sambrisko{ 1164158737Sambrisko struct mfi_frame_header *hdr; 1165158737Sambrisko struct mfi_softc *sc; 1166158737Sambrisko struct mfi_evt_detail *detail; 1167158737Sambrisko struct mfi_aen *mfi_aen_entry; 1168158737Sambrisko int seq = 0, aborted = 0; 1169158737Sambrisko 1170158737Sambrisko sc = cm->cm_sc; 1171158737Sambrisko hdr = &cm->cm_frame->header; 1172158737Sambrisko 1173158737Sambrisko if (sc->mfi_aen_cm == NULL) 1174158737Sambrisko return; 1175158737Sambrisko 1176158737Sambrisko if (sc->mfi_aen_cm->cm_aen_abort || hdr->cmd_status == 0xff) { 1177158737Sambrisko sc->mfi_aen_cm->cm_aen_abort = 0; 1178158737Sambrisko aborted = 1; 1179158737Sambrisko } else { 1180158737Sambrisko sc->mfi_aen_triggered = 1; 1181158737Sambrisko if (sc->mfi_poll_waiting) 1182158737Sambrisko selwakeup(&sc->mfi_select); 1183158737Sambrisko detail = cm->cm_data; 1184158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1185158737Sambrisko mfi_decode_evt(sc, detail); 1186158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1187158737Sambrisko seq = detail->seq + 1; 1188158737Sambrisko TAILQ_FOREACH(mfi_aen_entry, &sc->mfi_aen_pids, aen_link) { 1189158737Sambrisko TAILQ_REMOVE(&sc->mfi_aen_pids, mfi_aen_entry, 1190158737Sambrisko aen_link); 1191158737Sambrisko psignal(mfi_aen_entry->p, SIGIO); 1192158737Sambrisko free(mfi_aen_entry, M_MFIBUF); 1193158737Sambrisko } 1194158737Sambrisko } 1195158737Sambrisko 1196158737Sambrisko free(cm->cm_data, M_MFIBUF); 1197158737Sambrisko sc->mfi_aen_cm = NULL; 1198158737Sambrisko wakeup(&sc->mfi_aen_cm); 1199158737Sambrisko mfi_release_command(cm); 1200158737Sambrisko 1201158737Sambrisko /* set it up again so the driver can catch more events */ 1202158737Sambrisko if (!aborted) { 1203158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1204158737Sambrisko mfi_aen_setup(sc, seq); 1205158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1206158737Sambrisko } 1207158737Sambrisko} 1208158737Sambrisko 1209159574Sambrisko#ifdef NOTYET 1210158737Sambriskostatic int 1211158737Sambriskomfi_get_entry(struct mfi_softc *sc, int seq) 1212158737Sambrisko{ 1213158737Sambrisko struct mfi_command *cm; 1214158737Sambrisko struct mfi_dcmd_frame *dcmd; 1215158737Sambrisko struct mfi_log_detail *ed; 1216158737Sambrisko int error; 1217158737Sambrisko 1218158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1219158737Sambrisko if ((cm = mfi_dequeue_free(sc)) == NULL) { 1220158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1221158737Sambrisko return (EBUSY); 1222158737Sambrisko } 1223158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1224158737Sambrisko 1225158737Sambrisko ed = malloc(sizeof(struct mfi_log_detail), M_MFIBUF, M_NOWAIT | M_ZERO); 1226158737Sambrisko if (ed == NULL) { 1227158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1228158737Sambrisko mfi_release_command(cm); 1229158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1230158737Sambrisko return (ENOMEM); 1231158737Sambrisko } 1232158737Sambrisko 1233158737Sambrisko dcmd = &cm->cm_frame->dcmd; 1234158737Sambrisko bzero(dcmd->mbox, MFI_MBOX_SIZE); 1235158737Sambrisko dcmd->header.cmd = MFI_CMD_DCMD; 1236158737Sambrisko dcmd->header.timeout = 0; 1237158737Sambrisko dcmd->header.data_len = sizeof(struct mfi_log_detail); 1238158737Sambrisko dcmd->opcode = MFI_DCMD_CTRL_EVENT_GET; 1239158737Sambrisko ((uint32_t *)&dcmd->mbox)[0] = seq; 1240158737Sambrisko ((uint32_t *)&dcmd->mbox)[1] = MFI_EVT_LOCALE_ALL; 1241158737Sambrisko cm->cm_sg = &dcmd->sgl; 1242158737Sambrisko cm->cm_total_frame_size = MFI_DCMD_FRAME_SIZE; 1243158737Sambrisko cm->cm_flags = MFI_CMD_DATAIN | MFI_CMD_POLLED; 1244158737Sambrisko cm->cm_data = ed; 1245158737Sambrisko cm->cm_len = sizeof(struct mfi_evt_detail); 1246158737Sambrisko 1247158737Sambrisko if ((error = mfi_mapcmd(sc, cm)) != 0) { 1248158737Sambrisko device_printf(sc->mfi_dev, "Controller info buffer map failed"); 1249158737Sambrisko free(ed, M_MFIBUF); 1250158737Sambrisko mfi_release_command(cm); 1251158737Sambrisko return (error); 1252158737Sambrisko } 1253158737Sambrisko 1254158737Sambrisko if ((error = mfi_polled_command(sc, cm)) != 0) { 1255158737Sambrisko device_printf(sc->mfi_dev, "Failed to get controller entry\n"); 1256158737Sambrisko sc->mfi_max_io = (sc->mfi_total_sgl - 1) * PAGE_SIZE / 1257158737Sambrisko MFI_SECTOR_LEN; 1258158737Sambrisko free(ed, M_MFIBUF); 1259158737Sambrisko mfi_release_command(cm); 1260158737Sambrisko return (0); 1261158737Sambrisko } 1262158737Sambrisko 1263158737Sambrisko bus_dmamap_sync(sc->mfi_buffer_dmat, cm->cm_dmamap, 1264158737Sambrisko BUS_DMASYNC_POSTREAD); 1265158737Sambrisko bus_dmamap_unload(sc->mfi_buffer_dmat, cm->cm_dmamap); 1266158737Sambrisko 1267158737Sambrisko mfi_decode_log(sc, ed); 1268158737Sambrisko 1269158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1270158737Sambrisko free(cm->cm_data, M_MFIBUF); 1271158737Sambrisko mfi_release_command(cm); 1272158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1273158737Sambrisko return (0); 1274158737Sambrisko} 1275159574Sambrisko#endif 1276158737Sambrisko 1277158737Sambriskostatic int 1278159811Spsmfi_add_ld(struct mfi_softc *sc, int id) 1279157114Sscottl{ 1280157114Sscottl struct mfi_command *cm; 1281159811Sps struct mfi_dcmd_frame *dcmd = NULL; 1282159811Sps struct mfi_ld_info *ld_info = NULL; 1283159811Sps int error; 1284157114Sscottl 1285159811Sps mtx_assert(&sc->mfi_io_lock, MA_OWNED); 1286159811Sps 1287159811Sps error = mfi_dcmd_command(sc, &cm, MFI_DCMD_LD_GET_INFO, 1288159811Sps (void **)&ld_info, sizeof(*ld_info)); 1289159811Sps if (error) { 1290159811Sps device_printf(sc->mfi_dev, 1291159811Sps "Failed to allocate for MFI_DCMD_LD_GET_INFO %d\n", error); 1292159811Sps if (ld_info) 1293159811Sps free(ld_info, M_MFIBUF); 1294159811Sps return (error); 1295157624Sscottl } 1296159811Sps cm->cm_flags = MFI_CMD_DATAIN; 1297159811Sps cm->cm_complete = mfi_add_ld_complete; 1298159811Sps dcmd = &cm->cm_frame->dcmd; 1299159811Sps dcmd->mbox[0] = id; 1300159811Sps 1301157114Sscottl mfi_enqueue_ready(cm); 1302157114Sscottl mfi_startio(sc); 1303157114Sscottl 1304157114Sscottl return (0); 1305157114Sscottl} 1306157114Sscottl 1307157114Sscottlstatic void 1308159811Spsmfi_add_ld_complete(struct mfi_command *cm) 1309157114Sscottl{ 1310157114Sscottl struct mfi_frame_header *hdr; 1311159811Sps struct mfi_ld_info *ld_info; 1312157114Sscottl struct mfi_softc *sc; 1313159811Sps struct mfi_ld *ld; 1314159811Sps device_t child; 1315157114Sscottl 1316157114Sscottl sc = cm->cm_sc; 1317157114Sscottl hdr = &cm->cm_frame->header; 1318159811Sps ld_info = cm->cm_private; 1319157114Sscottl 1320159811Sps if (hdr->cmd_status != MFI_STAT_OK) { 1321159811Sps free(ld_info, M_MFIBUF); 1322157114Sscottl mfi_release_command(cm); 1323157114Sscottl return; 1324157114Sscottl } 1325157114Sscottl mfi_release_command(cm); 1326157114Sscottl 1327157114Sscottl ld = malloc(sizeof(struct mfi_ld), M_MFIBUF, M_NOWAIT|M_ZERO); 1328157114Sscottl if (ld == NULL) { 1329157114Sscottl device_printf(sc->mfi_dev, "Cannot allocate ld\n"); 1330159811Sps free(ld_info, M_MFIBUF); 1331159811Sps return; 1332157114Sscottl } 1333157114Sscottl 1334157114Sscottl if ((child = device_add_child(sc->mfi_dev, "mfid", -1)) == NULL) { 1335157114Sscottl device_printf(sc->mfi_dev, "Failed to add logical disk\n"); 1336157624Sscottl free(ld, M_MFIBUF); 1337159811Sps free(ld_info, M_MFIBUF); 1338159811Sps return; 1339157114Sscottl } 1340157114Sscottl 1341159811Sps ld->ld_id = ld_info->ld_config.properties.ld.target_id; 1342157114Sscottl ld->ld_disk = child; 1343159811Sps ld->ld_info = ld_info; 1344157114Sscottl 1345157114Sscottl device_set_ivars(child, ld); 1346157114Sscottl device_set_desc(child, "MFI Logical Disk"); 1347157114Sscottl mtx_unlock(&sc->mfi_io_lock); 1348157114Sscottl mtx_lock(&Giant); 1349157114Sscottl bus_generic_attach(sc->mfi_dev); 1350157114Sscottl mtx_unlock(&Giant); 1351157114Sscottl mtx_lock(&sc->mfi_io_lock); 1352157114Sscottl} 1353157114Sscottl 1354157114Sscottlstatic struct mfi_command * 1355157114Sscottlmfi_bio_command(struct mfi_softc *sc) 1356157114Sscottl{ 1357157114Sscottl struct mfi_io_frame *io; 1358157114Sscottl struct mfi_command *cm; 1359157114Sscottl struct bio *bio; 1360158737Sambrisko int flags, blkcount; 1361157114Sscottl 1362157114Sscottl if ((cm = mfi_dequeue_free(sc)) == NULL) 1363157114Sscottl return (NULL); 1364157114Sscottl 1365157114Sscottl if ((bio = mfi_dequeue_bio(sc)) == NULL) { 1366157114Sscottl mfi_release_command(cm); 1367157114Sscottl return (NULL); 1368157114Sscottl } 1369157114Sscottl 1370157114Sscottl io = &cm->cm_frame->io; 1371157114Sscottl switch (bio->bio_cmd & 0x03) { 1372157114Sscottl case BIO_READ: 1373157114Sscottl io->header.cmd = MFI_CMD_LD_READ; 1374157114Sscottl flags = MFI_CMD_DATAIN; 1375157114Sscottl break; 1376157114Sscottl case BIO_WRITE: 1377157114Sscottl io->header.cmd = MFI_CMD_LD_WRITE; 1378157114Sscottl flags = MFI_CMD_DATAOUT; 1379157114Sscottl break; 1380157114Sscottl default: 1381157114Sscottl panic("Invalid bio command"); 1382157114Sscottl } 1383157114Sscottl 1384157114Sscottl /* Cheat with the sector length to avoid a non-constant division */ 1385157114Sscottl blkcount = (bio->bio_bcount + MFI_SECTOR_LEN - 1) / MFI_SECTOR_LEN; 1386157114Sscottl io->header.target_id = (uintptr_t)bio->bio_driver1; 1387157114Sscottl io->header.timeout = 0; 1388157114Sscottl io->header.flags = 0; 1389157114Sscottl io->header.sense_len = MFI_SENSE_LEN; 1390157114Sscottl io->header.data_len = blkcount; 1391157114Sscottl io->sense_addr_lo = cm->cm_sense_busaddr; 1392157114Sscottl io->sense_addr_hi = 0; 1393157114Sscottl io->lba_hi = (bio->bio_pblkno & 0xffffffff00000000) >> 32; 1394157114Sscottl io->lba_lo = bio->bio_pblkno & 0xffffffff; 1395157114Sscottl cm->cm_complete = mfi_bio_complete; 1396157114Sscottl cm->cm_private = bio; 1397157114Sscottl cm->cm_data = bio->bio_data; 1398157114Sscottl cm->cm_len = bio->bio_bcount; 1399157114Sscottl cm->cm_sg = &io->sgl; 1400157114Sscottl cm->cm_total_frame_size = MFI_IO_FRAME_SIZE; 1401157114Sscottl cm->cm_flags = flags; 1402157114Sscottl 1403157114Sscottl return (cm); 1404157114Sscottl} 1405157114Sscottl 1406157114Sscottlstatic void 1407157114Sscottlmfi_bio_complete(struct mfi_command *cm) 1408157114Sscottl{ 1409157114Sscottl struct bio *bio; 1410157114Sscottl struct mfi_frame_header *hdr; 1411157114Sscottl struct mfi_softc *sc; 1412157114Sscottl 1413157114Sscottl bio = cm->cm_private; 1414157114Sscottl hdr = &cm->cm_frame->header; 1415157114Sscottl sc = cm->cm_sc; 1416157114Sscottl 1417157114Sscottl if ((hdr->cmd_status != 0) || (hdr->scsi_status != 0)) { 1418157114Sscottl bio->bio_flags |= BIO_ERROR; 1419157114Sscottl bio->bio_error = EIO; 1420157114Sscottl device_printf(sc->mfi_dev, "I/O error, status= %d " 1421157114Sscottl "scsi_status= %d\n", hdr->cmd_status, hdr->scsi_status); 1422157114Sscottl mfi_print_sense(cm->cm_sc, cm->cm_sense); 1423157114Sscottl } 1424157114Sscottl 1425157114Sscottl mfi_release_command(cm); 1426157114Sscottl mfi_disk_complete(bio); 1427157114Sscottl} 1428157114Sscottl 1429157114Sscottlvoid 1430157114Sscottlmfi_startio(struct mfi_softc *sc) 1431157114Sscottl{ 1432157114Sscottl struct mfi_command *cm; 1433157114Sscottl 1434157114Sscottl for (;;) { 1435157114Sscottl /* Don't bother if we're short on resources */ 1436157114Sscottl if (sc->mfi_flags & MFI_FLAGS_QFRZN) 1437157114Sscottl break; 1438157114Sscottl 1439157114Sscottl /* Try a command that has already been prepared */ 1440157114Sscottl cm = mfi_dequeue_ready(sc); 1441157114Sscottl 1442157114Sscottl /* Nope, so look for work on the bioq */ 1443157114Sscottl if (cm == NULL) 1444157114Sscottl cm = mfi_bio_command(sc); 1445157114Sscottl 1446157114Sscottl /* No work available, so exit */ 1447157114Sscottl if (cm == NULL) 1448157114Sscottl break; 1449157114Sscottl 1450157114Sscottl /* Send the command to the controller */ 1451157114Sscottl if (mfi_mapcmd(sc, cm) != 0) { 1452157114Sscottl mfi_requeue_ready(cm); 1453157114Sscottl break; 1454157114Sscottl } 1455157114Sscottl } 1456157114Sscottl} 1457157114Sscottl 1458157114Sscottlstatic int 1459157114Sscottlmfi_mapcmd(struct mfi_softc *sc, struct mfi_command *cm) 1460157114Sscottl{ 1461157114Sscottl int error, polled; 1462157114Sscottl 1463157114Sscottl if (cm->cm_data != NULL) { 1464157114Sscottl polled = (cm->cm_flags & MFI_CMD_POLLED) ? BUS_DMA_NOWAIT : 0; 1465157114Sscottl error = bus_dmamap_load(sc->mfi_buffer_dmat, cm->cm_dmamap, 1466157114Sscottl cm->cm_data, cm->cm_len, mfi_data_cb, cm, polled); 1467157114Sscottl if (error == EINPROGRESS) { 1468157114Sscottl sc->mfi_flags |= MFI_FLAGS_QFRZN; 1469157114Sscottl return (0); 1470157114Sscottl } 1471157114Sscottl } else { 1472157114Sscottl mfi_enqueue_busy(cm); 1473157114Sscottl error = mfi_send_frame(sc, cm); 1474157114Sscottl } 1475157114Sscottl 1476157114Sscottl return (error); 1477157114Sscottl} 1478157114Sscottl 1479157114Sscottlstatic void 1480157114Sscottlmfi_data_cb(void *arg, bus_dma_segment_t *segs, int nsegs, int error) 1481157114Sscottl{ 1482157114Sscottl struct mfi_frame_header *hdr; 1483157114Sscottl struct mfi_command *cm; 1484157237Sscottl union mfi_sgl *sgl; 1485157114Sscottl struct mfi_softc *sc; 1486157114Sscottl int i, dir; 1487157114Sscottl 1488157114Sscottl if (error) 1489157114Sscottl return; 1490157114Sscottl 1491157114Sscottl cm = (struct mfi_command *)arg; 1492157114Sscottl sc = cm->cm_sc; 1493157237Sscottl hdr = &cm->cm_frame->header; 1494157237Sscottl sgl = cm->cm_sg; 1495157114Sscottl 1496157237Sscottl if ((sc->mfi_flags & MFI_FLAGS_SG64) == 0) { 1497157237Sscottl for (i = 0; i < nsegs; i++) { 1498157237Sscottl sgl->sg32[i].addr = segs[i].ds_addr; 1499157237Sscottl sgl->sg32[i].len = segs[i].ds_len; 1500157114Sscottl } 1501157237Sscottl } else { 1502157237Sscottl for (i = 0; i < nsegs; i++) { 1503157237Sscottl sgl->sg64[i].addr = segs[i].ds_addr; 1504157237Sscottl sgl->sg64[i].len = segs[i].ds_len; 1505157237Sscottl } 1506157237Sscottl hdr->flags |= MFI_FRAME_SGL64; 1507157114Sscottl } 1508157114Sscottl hdr->sg_count = nsegs; 1509157114Sscottl 1510157114Sscottl dir = 0; 1511157114Sscottl if (cm->cm_flags & MFI_CMD_DATAIN) { 1512157114Sscottl dir |= BUS_DMASYNC_PREREAD; 1513157114Sscottl hdr->flags |= MFI_FRAME_DIR_READ; 1514157114Sscottl } 1515157114Sscottl if (cm->cm_flags & MFI_CMD_DATAOUT) { 1516157114Sscottl dir |= BUS_DMASYNC_PREWRITE; 1517157114Sscottl hdr->flags |= MFI_FRAME_DIR_WRITE; 1518157114Sscottl } 1519157114Sscottl bus_dmamap_sync(sc->mfi_buffer_dmat, cm->cm_dmamap, dir); 1520157114Sscottl cm->cm_flags |= MFI_CMD_MAPPED; 1521157114Sscottl 1522157114Sscottl /* 1523157114Sscottl * Instead of calculating the total number of frames in the 1524157114Sscottl * compound frame, it's already assumed that there will be at 1525157114Sscottl * least 1 frame, so don't compensate for the modulo of the 1526157114Sscottl * following division. 1527157114Sscottl */ 1528157114Sscottl cm->cm_total_frame_size += (sc->mfi_sgsize * nsegs); 1529157114Sscottl cm->cm_extra_frames = (cm->cm_total_frame_size - 1) / MFI_FRAME_SIZE; 1530157114Sscottl 1531157114Sscottl /* The caller will take care of delivering polled commands */ 1532157114Sscottl if ((cm->cm_flags & MFI_CMD_POLLED) == 0) { 1533157114Sscottl mfi_enqueue_busy(cm); 1534157114Sscottl mfi_send_frame(sc, cm); 1535157114Sscottl } 1536157114Sscottl 1537157114Sscottl return; 1538157114Sscottl} 1539157114Sscottl 1540157114Sscottlstatic int 1541157114Sscottlmfi_send_frame(struct mfi_softc *sc, struct mfi_command *cm) 1542157114Sscottl{ 1543157114Sscottl 1544157114Sscottl /* 1545157114Sscottl * The bus address of the command is aligned on a 64 byte boundary, 1546157114Sscottl * leaving the least 6 bits as zero. For whatever reason, the 1547157114Sscottl * hardware wants the address shifted right by three, leaving just 1548157114Sscottl * 3 zero bits. These three bits are then used to indicate how many 1549157114Sscottl * 64 byte frames beyond the first one are used in the command. The 1550157114Sscottl * extra frames are typically filled with S/G elements. The extra 1551157114Sscottl * frames must also be contiguous. Thus, a compound frame can be at 1552157114Sscottl * most 512 bytes long, allowing for up to 59 32-bit S/G elements or 1553157114Sscottl * 39 64-bit S/G elements for block I/O commands. This means that 1554157114Sscottl * I/O transfers of 256k and higher simply are not possible, which 1555157114Sscottl * is quite odd for such a modern adapter. 1556157114Sscottl */ 1557157114Sscottl MFI_WRITE4(sc, MFI_IQP, (cm->cm_frame_busaddr >> 3) | 1558157114Sscottl cm->cm_extra_frames); 1559157114Sscottl return (0); 1560157114Sscottl} 1561157114Sscottl 1562157114Sscottlstatic void 1563157114Sscottlmfi_complete(struct mfi_softc *sc, struct mfi_command *cm) 1564157114Sscottl{ 1565157114Sscottl int dir; 1566157114Sscottl 1567157114Sscottl if ((cm->cm_flags & MFI_CMD_MAPPED) != 0) { 1568157114Sscottl dir = 0; 1569157114Sscottl if (cm->cm_flags & MFI_CMD_DATAIN) 1570157114Sscottl dir |= BUS_DMASYNC_POSTREAD; 1571157114Sscottl if (cm->cm_flags & MFI_CMD_DATAOUT) 1572157114Sscottl dir |= BUS_DMASYNC_POSTWRITE; 1573157114Sscottl 1574157114Sscottl bus_dmamap_sync(sc->mfi_buffer_dmat, cm->cm_dmamap, dir); 1575157114Sscottl bus_dmamap_unload(sc->mfi_buffer_dmat, cm->cm_dmamap); 1576157114Sscottl cm->cm_flags &= ~MFI_CMD_MAPPED; 1577157114Sscottl } 1578157114Sscottl 1579157114Sscottl if (cm->cm_complete != NULL) 1580157114Sscottl cm->cm_complete(cm); 1581159811Sps else 1582159811Sps wakeup(cm); 1583157114Sscottl 1584157114Sscottl sc->mfi_flags &= ~MFI_FLAGS_QFRZN; 1585157114Sscottl mfi_startio(sc); 1586157114Sscottl} 1587157114Sscottl 1588158737Sambriskostatic int 1589158737Sambriskomfi_abort(struct mfi_softc *sc, struct mfi_command *cm_abort) 1590158737Sambrisko{ 1591158737Sambrisko struct mfi_command *cm; 1592158737Sambrisko struct mfi_abort_frame *abort; 1593158737Sambrisko 1594158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1595158737Sambrisko if ((cm = mfi_dequeue_free(sc)) == NULL) { 1596158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1597158737Sambrisko return (EBUSY); 1598158737Sambrisko } 1599158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1600158737Sambrisko 1601158737Sambrisko abort = &cm->cm_frame->abort; 1602158737Sambrisko abort->header.cmd = MFI_CMD_ABORT; 1603158737Sambrisko abort->header.flags = 0; 1604158737Sambrisko abort->abort_context = cm_abort->cm_frame->header.context; 1605158737Sambrisko abort->abort_mfi_addr_lo = cm_abort->cm_frame_busaddr; 1606158737Sambrisko abort->abort_mfi_addr_hi = 0; 1607158737Sambrisko cm->cm_data = NULL; 1608158737Sambrisko 1609158737Sambrisko sc->mfi_aen_cm->cm_aen_abort = 1; 1610158737Sambrisko mfi_mapcmd(sc, cm); 1611158737Sambrisko mfi_polled_command(sc, cm); 1612158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1613158737Sambrisko mfi_release_command(cm); 1614158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1615158737Sambrisko 1616158737Sambrisko while (sc->mfi_aen_cm != NULL) { 1617158737Sambrisko tsleep(&sc->mfi_aen_cm, 0, "mfiabort", 5 * hz); 1618158737Sambrisko } 1619158737Sambrisko 1620158737Sambrisko return (0); 1621158737Sambrisko} 1622158737Sambrisko 1623157114Sscottlint 1624157114Sscottlmfi_dump_blocks(struct mfi_softc *sc, int id, uint64_t lba, void *virt, int len) 1625157114Sscottl{ 1626157114Sscottl struct mfi_command *cm; 1627157114Sscottl struct mfi_io_frame *io; 1628157114Sscottl int error; 1629157114Sscottl 1630157114Sscottl if ((cm = mfi_dequeue_free(sc)) == NULL) 1631157114Sscottl return (EBUSY); 1632157114Sscottl 1633157114Sscottl io = &cm->cm_frame->io; 1634157114Sscottl io->header.cmd = MFI_CMD_LD_WRITE; 1635157114Sscottl io->header.target_id = id; 1636157114Sscottl io->header.timeout = 0; 1637157114Sscottl io->header.flags = 0; 1638157114Sscottl io->header.sense_len = MFI_SENSE_LEN; 1639157114Sscottl io->header.data_len = (len + MFI_SECTOR_LEN - 1) / MFI_SECTOR_LEN; 1640157114Sscottl io->sense_addr_lo = cm->cm_sense_busaddr; 1641157114Sscottl io->sense_addr_hi = 0; 1642157114Sscottl io->lba_hi = (lba & 0xffffffff00000000) >> 32; 1643157114Sscottl io->lba_lo = lba & 0xffffffff; 1644157114Sscottl cm->cm_data = virt; 1645157114Sscottl cm->cm_len = len; 1646157114Sscottl cm->cm_sg = &io->sgl; 1647157114Sscottl cm->cm_total_frame_size = MFI_IO_FRAME_SIZE; 1648157114Sscottl cm->cm_flags = MFI_CMD_POLLED | MFI_CMD_DATAOUT; 1649157114Sscottl 1650157114Sscottl if ((error = mfi_mapcmd(sc, cm)) != 0) { 1651157114Sscottl mfi_release_command(cm); 1652157114Sscottl return (error); 1653157114Sscottl } 1654157114Sscottl 1655157114Sscottl error = mfi_polled_command(sc, cm); 1656157114Sscottl bus_dmamap_sync(sc->mfi_buffer_dmat, cm->cm_dmamap, 1657157114Sscottl BUS_DMASYNC_POSTWRITE); 1658157114Sscottl bus_dmamap_unload(sc->mfi_buffer_dmat, cm->cm_dmamap); 1659157114Sscottl mfi_release_command(cm); 1660157114Sscottl 1661157114Sscottl return (error); 1662157114Sscottl} 1663157114Sscottl 1664157114Sscottlstatic int 1665157114Sscottlmfi_open(struct cdev *dev, int flags, int fmt, d_thread_t *td) 1666157114Sscottl{ 1667157114Sscottl struct mfi_softc *sc; 1668157114Sscottl 1669157114Sscottl sc = dev->si_drv1; 1670157114Sscottl sc->mfi_flags |= MFI_FLAGS_OPEN; 1671157114Sscottl 1672157114Sscottl return (0); 1673157114Sscottl} 1674157114Sscottl 1675157114Sscottlstatic int 1676157114Sscottlmfi_close(struct cdev *dev, int flags, int fmt, d_thread_t *td) 1677157114Sscottl{ 1678157114Sscottl struct mfi_softc *sc; 1679158737Sambrisko struct mfi_aen *mfi_aen_entry; 1680157114Sscottl 1681157114Sscottl sc = dev->si_drv1; 1682157114Sscottl sc->mfi_flags &= ~MFI_FLAGS_OPEN; 1683157114Sscottl 1684158737Sambrisko TAILQ_FOREACH(mfi_aen_entry, &sc->mfi_aen_pids, aen_link) { 1685158737Sambrisko if (mfi_aen_entry->p == curproc) { 1686158737Sambrisko TAILQ_REMOVE(&sc->mfi_aen_pids, mfi_aen_entry, 1687158737Sambrisko aen_link); 1688158737Sambrisko free(mfi_aen_entry, M_MFIBUF); 1689158737Sambrisko } 1690158737Sambrisko } 1691157114Sscottl return (0); 1692157114Sscottl} 1693157114Sscottl 1694157114Sscottlstatic int 1695157114Sscottlmfi_ioctl(struct cdev *dev, u_long cmd, caddr_t arg, int flag, d_thread_t *td) 1696157114Sscottl{ 1697157114Sscottl struct mfi_softc *sc; 1698157114Sscottl union mfi_statrequest *ms; 1699157114Sscottl int error; 1700157114Sscottl 1701157114Sscottl sc = dev->si_drv1; 1702157114Sscottl error = 0; 1703157114Sscottl 1704157114Sscottl switch (cmd) { 1705157114Sscottl case MFIIO_STATS: 1706157114Sscottl ms = (union mfi_statrequest *)arg; 1707157114Sscottl switch (ms->ms_item) { 1708157114Sscottl case MFIQ_FREE: 1709157114Sscottl case MFIQ_BIO: 1710157114Sscottl case MFIQ_READY: 1711157114Sscottl case MFIQ_BUSY: 1712157114Sscottl bcopy(&sc->mfi_qstat[ms->ms_item], &ms->ms_qstat, 1713157114Sscottl sizeof(struct mfi_qstat)); 1714157114Sscottl break; 1715157114Sscottl default: 1716158737Sambrisko error = ENOIOCTL; 1717157114Sscottl break; 1718157114Sscottl } 1719157114Sscottl break; 1720158737Sambrisko case 0xc1144d01: /* Firmware Linux ioctl shim */ 1721158737Sambrisko { 1722158737Sambrisko devclass_t devclass; 1723158737Sambrisko struct mfi_linux_ioc_packet l_ioc; 1724158737Sambrisko int adapter; 1725158737Sambrisko 1726158737Sambrisko devclass = devclass_find("mfi"); 1727158737Sambrisko if (devclass == NULL) 1728158737Sambrisko return (ENOENT); 1729158737Sambrisko 1730158737Sambrisko error = copyin(arg, &l_ioc, sizeof(l_ioc)); 1731158737Sambrisko if (error) 1732158737Sambrisko return (error); 1733158737Sambrisko adapter = l_ioc.lioc_adapter_no; 1734158737Sambrisko sc = devclass_get_softc(devclass, adapter); 1735158737Sambrisko if (sc == NULL) 1736158737Sambrisko return (ENOENT); 1737158737Sambrisko return (mfi_linux_ioctl_int(sc->mfi_cdev, 1738158737Sambrisko cmd, arg, flag, td)); 1739158737Sambrisko break; 1740158737Sambrisko } 1741158737Sambrisko case 0x400c4d03: /* AEN Linux ioctl shim */ 1742158737Sambrisko { 1743158737Sambrisko devclass_t devclass; 1744158737Sambrisko struct mfi_linux_ioc_aen l_aen; 1745158737Sambrisko int adapter; 1746158737Sambrisko 1747158737Sambrisko devclass = devclass_find("mfi"); 1748158737Sambrisko if (devclass == NULL) 1749158737Sambrisko return (ENOENT); 1750158737Sambrisko 1751158737Sambrisko error = copyin(arg, &l_aen, sizeof(l_aen)); 1752158737Sambrisko if (error) 1753158737Sambrisko return (error); 1754158737Sambrisko adapter = l_aen.laen_adapter_no; 1755158737Sambrisko sc = devclass_get_softc(devclass, adapter); 1756158737Sambrisko if (sc == NULL) 1757158737Sambrisko return (ENOENT); 1758158737Sambrisko return (mfi_linux_ioctl_int(sc->mfi_cdev, 1759158737Sambrisko cmd, arg, flag, td)); 1760158737Sambrisko break; 1761158737Sambrisko } 1762157114Sscottl default: 1763157114Sscottl error = ENOENT; 1764157114Sscottl break; 1765157114Sscottl } 1766157114Sscottl 1767157114Sscottl return (error); 1768157114Sscottl} 1769158737Sambrisko 1770158737Sambriskostatic int 1771158737Sambriskomfi_linux_ioctl_int(struct cdev *dev, u_long cmd, caddr_t arg, int flag, d_thread_t *td) 1772158737Sambrisko{ 1773158737Sambrisko struct mfi_softc *sc; 1774158737Sambrisko struct mfi_linux_ioc_packet l_ioc; 1775158737Sambrisko struct mfi_linux_ioc_aen l_aen; 1776158737Sambrisko struct mfi_command *cm = NULL; 1777158737Sambrisko struct mfi_aen *mfi_aen_entry; 1778158737Sambrisko uint32_t *sense_ptr; 1779158737Sambrisko uint32_t context; 1780158737Sambrisko uint8_t *data = NULL, *temp; 1781158737Sambrisko int i; 1782158737Sambrisko int error; 1783158737Sambrisko 1784158737Sambrisko sc = dev->si_drv1; 1785158737Sambrisko error = 0; 1786158737Sambrisko switch (cmd) { 1787158737Sambrisko case 0xc1144d01: /* Firmware Linux ioctl shim */ 1788158737Sambrisko error = copyin(arg, &l_ioc, sizeof(l_ioc)); 1789158737Sambrisko if (error != 0) 1790158737Sambrisko return (error); 1791158737Sambrisko 1792158737Sambrisko if (l_ioc.lioc_sge_count > MAX_LINUX_IOCTL_SGE) { 1793158737Sambrisko return (EINVAL); 1794158737Sambrisko } 1795158737Sambrisko 1796158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1797158737Sambrisko if ((cm = mfi_dequeue_free(sc)) == NULL) { 1798158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1799158737Sambrisko return (EBUSY); 1800158737Sambrisko } 1801158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1802158737Sambrisko 1803158737Sambrisko /* 1804158737Sambrisko * save off original context since copying from user 1805158737Sambrisko * will clobber some data 1806158737Sambrisko */ 1807158737Sambrisko context = cm->cm_frame->header.context; 1808158737Sambrisko 1809158737Sambrisko bcopy(l_ioc.lioc_frame.raw, cm->cm_frame, 1810158737Sambrisko l_ioc.lioc_sgl_off); /* Linux can do 2 frames ? */ 1811158737Sambrisko cm->cm_total_frame_size = l_ioc.lioc_sgl_off; 1812158737Sambrisko cm->cm_sg = 1813158737Sambrisko (union mfi_sgl *)&cm->cm_frame->bytes[l_ioc.lioc_sgl_off]; 1814158737Sambrisko cm->cm_flags = MFI_CMD_DATAIN | MFI_CMD_DATAOUT 1815158737Sambrisko | MFI_CMD_POLLED; 1816158737Sambrisko cm->cm_len = cm->cm_frame->header.data_len; 1817158737Sambrisko cm->cm_data = data = malloc(cm->cm_len, M_MFIBUF, 1818158737Sambrisko M_WAITOK | M_ZERO); 1819158737Sambrisko 1820158737Sambrisko /* restore header context */ 1821158737Sambrisko cm->cm_frame->header.context = context; 1822158737Sambrisko 1823158737Sambrisko temp = data; 1824158737Sambrisko for (i = 0; i < l_ioc.lioc_sge_count; i++) { 1825158737Sambrisko error = copyin(l_ioc.lioc_sgl[i].iov_base, 1826158737Sambrisko temp, 1827158737Sambrisko l_ioc.lioc_sgl[i].iov_len); 1828158737Sambrisko if (error != 0) { 1829158737Sambrisko device_printf(sc->mfi_dev, 1830158737Sambrisko "Copy in failed"); 1831158737Sambrisko goto out; 1832158737Sambrisko } 1833158737Sambrisko temp = &temp[l_ioc.lioc_sgl[i].iov_len]; 1834158737Sambrisko } 1835158737Sambrisko 1836158737Sambrisko if (l_ioc.lioc_sense_len) { 1837158737Sambrisko sense_ptr = 1838158737Sambrisko (void *)&cm->cm_frame->bytes[l_ioc.lioc_sense_off]; 1839158737Sambrisko *sense_ptr = cm->cm_sense_busaddr; 1840158737Sambrisko } 1841158737Sambrisko 1842158737Sambrisko if ((error = mfi_mapcmd(sc, cm)) != 0) { 1843158737Sambrisko device_printf(sc->mfi_dev, 1844158737Sambrisko "Controller info buffer map failed"); 1845158737Sambrisko goto out; 1846158737Sambrisko } 1847158737Sambrisko 1848158737Sambrisko if ((error = mfi_polled_command(sc, cm)) != 0) { 1849158737Sambrisko device_printf(sc->mfi_dev, 1850158737Sambrisko "Controller polled failed"); 1851158737Sambrisko goto out; 1852158737Sambrisko } 1853158737Sambrisko 1854158737Sambrisko bus_dmamap_sync(sc->mfi_buffer_dmat, cm->cm_dmamap, 1855158737Sambrisko BUS_DMASYNC_POSTREAD); 1856158737Sambrisko bus_dmamap_unload(sc->mfi_buffer_dmat, cm->cm_dmamap); 1857158737Sambrisko 1858158737Sambrisko temp = data; 1859158737Sambrisko for (i = 0; i < l_ioc.lioc_sge_count; i++) { 1860158737Sambrisko error = copyout(temp, 1861158737Sambrisko l_ioc.lioc_sgl[i].iov_base, 1862158737Sambrisko l_ioc.lioc_sgl[i].iov_len); 1863158737Sambrisko if (error != 0) { 1864158737Sambrisko device_printf(sc->mfi_dev, 1865158737Sambrisko "Copy out failed"); 1866158737Sambrisko goto out; 1867158737Sambrisko } 1868158737Sambrisko temp = &temp[l_ioc.lioc_sgl[i].iov_len]; 1869158737Sambrisko } 1870158737Sambrisko 1871158737Sambrisko if (l_ioc.lioc_sense_len) { 1872158737Sambrisko /* copy out sense */ 1873158737Sambrisko sense_ptr = (void *) 1874158737Sambrisko &l_ioc.lioc_frame.raw[l_ioc.lioc_sense_off]; 1875158737Sambrisko temp = 0; 1876158737Sambrisko temp += cm->cm_sense_busaddr; 1877158737Sambrisko error = copyout(temp, sense_ptr, 1878158737Sambrisko l_ioc.lioc_sense_len); 1879158737Sambrisko if (error != 0) { 1880158737Sambrisko device_printf(sc->mfi_dev, 1881158737Sambrisko "Copy out failed"); 1882158737Sambrisko goto out; 1883158737Sambrisko } 1884158737Sambrisko } 1885158737Sambrisko 1886158737Sambrisko error = copyout(&cm->cm_frame->header.cmd_status, 1887158737Sambrisko &((struct mfi_linux_ioc_packet*)arg) 1888158737Sambrisko ->lioc_frame.hdr.cmd_status, 1889158737Sambrisko 1); 1890158737Sambrisko if (error != 0) { 1891158737Sambrisko device_printf(sc->mfi_dev, 1892158737Sambrisko "Copy out failed"); 1893158737Sambrisko goto out; 1894158737Sambrisko } 1895158737Sambrisko 1896158737Sambriskoout: 1897158737Sambrisko if (data) 1898158737Sambrisko free(data, M_MFIBUF); 1899158737Sambrisko if (cm) { 1900158737Sambrisko mtx_lock(&sc->mfi_io_lock); 1901158737Sambrisko mfi_release_command(cm); 1902158737Sambrisko mtx_unlock(&sc->mfi_io_lock); 1903158737Sambrisko } 1904158737Sambrisko 1905158737Sambrisko return (error); 1906158737Sambrisko case 0x400c4d03: /* AEN Linux ioctl shim */ 1907158737Sambrisko error = copyin(arg, &l_aen, sizeof(l_aen)); 1908158737Sambrisko if (error != 0) 1909158737Sambrisko return (error); 1910158737Sambrisko printf("AEN IMPLEMENTED for pid %d\n", curproc->p_pid); 1911158737Sambrisko mfi_aen_entry = malloc(sizeof(struct mfi_aen), M_MFIBUF, 1912158737Sambrisko M_WAITOK); 1913158737Sambrisko if (mfi_aen_entry != NULL) { 1914158737Sambrisko mfi_aen_entry->p = curproc; 1915158737Sambrisko TAILQ_INSERT_TAIL(&sc->mfi_aen_pids, mfi_aen_entry, 1916158737Sambrisko aen_link); 1917158737Sambrisko } 1918158737Sambrisko error = mfi_aen_register(sc, l_aen.laen_seq_num, 1919158737Sambrisko l_aen.laen_class_locale); 1920158737Sambrisko 1921158737Sambrisko if (error != 0) { 1922158737Sambrisko TAILQ_REMOVE(&sc->mfi_aen_pids, mfi_aen_entry, 1923158737Sambrisko aen_link); 1924158737Sambrisko free(mfi_aen_entry, M_MFIBUF); 1925158737Sambrisko } 1926158737Sambrisko 1927158737Sambrisko return (error); 1928158737Sambrisko default: 1929158737Sambrisko device_printf(sc->mfi_dev, "IOCTL 0x%lx not handled\n", cmd); 1930158737Sambrisko error = ENOENT; 1931158737Sambrisko break; 1932158737Sambrisko } 1933158737Sambrisko 1934158737Sambrisko return (error); 1935158737Sambrisko} 1936158737Sambrisko 1937158737Sambriskostatic int 1938158737Sambriskomfi_poll(struct cdev *dev, int poll_events, struct thread *td) 1939158737Sambrisko{ 1940158737Sambrisko struct mfi_softc *sc; 1941158737Sambrisko int revents = 0; 1942158737Sambrisko 1943158737Sambrisko sc = dev->si_drv1; 1944158737Sambrisko 1945158737Sambrisko if (poll_events & (POLLIN | POLLRDNORM)) { 1946158737Sambrisko if (sc->mfi_aen_triggered != 0) 1947158737Sambrisko revents |= poll_events & (POLLIN | POLLRDNORM); 1948158737Sambrisko if (sc->mfi_aen_triggered == 0 && sc->mfi_aen_cm == NULL) { 1949158737Sambrisko revents |= POLLERR; 1950158737Sambrisko } 1951158737Sambrisko } 1952158737Sambrisko 1953158737Sambrisko if (revents == 0) { 1954158737Sambrisko if (poll_events & (POLLIN | POLLRDNORM)) { 1955158737Sambrisko sc->mfi_poll_waiting = 1; 1956158737Sambrisko selrecord(td, &sc->mfi_select); 1957158737Sambrisko sc->mfi_poll_waiting = 0; 1958158737Sambrisko } 1959158737Sambrisko } 1960158737Sambrisko 1961158737Sambrisko return revents; 1962158737Sambrisko} 1963