siis.c revision 205358
1195801Smav/*- 2195801Smav * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 3195801Smav * All rights reserved. 4195801Smav * 5195801Smav * Redistribution and use in source and binary forms, with or without 6195801Smav * modification, are permitted provided that the following conditions 7195801Smav * are met: 8195801Smav * 1. Redistributions of source code must retain the above copyright 9195801Smav * notice, this list of conditions and the following disclaimer, 10195801Smav * without modification, immediately at the beginning of the file. 11195801Smav * 2. Redistributions in binary form must reproduce the above copyright 12195801Smav * notice, this list of conditions and the following disclaimer in the 13195801Smav * documentation and/or other materials provided with the distribution. 14195801Smav * 15195801Smav * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16195801Smav * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17195801Smav * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18195801Smav * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19195801Smav * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20195801Smav * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21195801Smav * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22195801Smav * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23195801Smav * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24195801Smav * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25195801Smav */ 26195801Smav 27195801Smav#include <sys/cdefs.h> 28195801Smav__FBSDID("$FreeBSD: head/sys/dev/siis/siis.c 205358 2010-03-20 04:40:15Z mav $"); 29195801Smav 30195801Smav#include <sys/param.h> 31195801Smav#include <sys/module.h> 32195801Smav#include <sys/systm.h> 33195801Smav#include <sys/kernel.h> 34195801Smav#include <sys/ata.h> 35195801Smav#include <sys/bus.h> 36195801Smav#include <sys/endian.h> 37195801Smav#include <sys/malloc.h> 38195801Smav#include <sys/lock.h> 39195801Smav#include <sys/mutex.h> 40195801Smav#include <sys/sema.h> 41195801Smav#include <sys/taskqueue.h> 42195801Smav#include <vm/uma.h> 43195801Smav#include <machine/stdarg.h> 44195801Smav#include <machine/resource.h> 45195801Smav#include <machine/bus.h> 46195801Smav#include <sys/rman.h> 47195801Smav#include <dev/pci/pcivar.h> 48195801Smav#include <dev/pci/pcireg.h> 49195801Smav#include "siis.h" 50195801Smav 51195801Smav#include <cam/cam.h> 52195801Smav#include <cam/cam_ccb.h> 53195801Smav#include <cam/cam_sim.h> 54195801Smav#include <cam/cam_xpt_sim.h> 55195801Smav#include <cam/cam_debug.h> 56195801Smav 57195801Smav/* local prototypes */ 58195801Smavstatic int siis_setup_interrupt(device_t dev); 59195801Smavstatic void siis_intr(void *data); 60195801Smavstatic int siis_suspend(device_t dev); 61195801Smavstatic int siis_resume(device_t dev); 62195801Smavstatic int siis_ch_suspend(device_t dev); 63195801Smavstatic int siis_ch_resume(device_t dev); 64195801Smavstatic void siis_ch_intr_locked(void *data); 65195801Smavstatic void siis_ch_intr(void *data); 66195801Smavstatic void siis_begin_transaction(device_t dev, union ccb *ccb); 67195801Smavstatic void siis_dmasetprd(void *arg, bus_dma_segment_t *segs, int nsegs, int error); 68195801Smavstatic void siis_execute_transaction(struct siis_slot *slot); 69195801Smavstatic void siis_timeout(struct siis_slot *slot); 70195801Smavstatic void siis_end_transaction(struct siis_slot *slot, enum siis_err_type et); 71199821Smavstatic int siis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag); 72195801Smavstatic void siis_dmainit(device_t dev); 73195801Smavstatic void siis_dmasetupc_cb(void *xsc, bus_dma_segment_t *segs, int nsegs, int error); 74195801Smavstatic void siis_dmafini(device_t dev); 75195801Smavstatic void siis_slotsalloc(device_t dev); 76195801Smavstatic void siis_slotsfree(device_t dev); 77195801Smavstatic void siis_reset(device_t dev); 78195801Smavstatic void siis_portinit(device_t dev); 79195801Smavstatic int siis_wait_ready(device_t dev, int t); 80195801Smav 81195801Smavstatic int siis_sata_connect(struct siis_channel *ch); 82195801Smav 83195801Smavstatic void siis_issue_read_log(device_t dev); 84195801Smavstatic void siis_process_read_log(device_t dev, union ccb *ccb); 85195801Smav 86195801Smavstatic void siisaction(struct cam_sim *sim, union ccb *ccb); 87195801Smavstatic void siispoll(struct cam_sim *sim); 88195801Smav 89195801SmavMALLOC_DEFINE(M_SIIS, "SIIS driver", "SIIS driver data buffers"); 90195801Smav 91199132Smavstatic struct { 92199132Smav uint32_t id; 93199132Smav const char *name; 94199132Smav int ports; 95200217Smav int quirks; 96200217Smav#define SIIS_Q_SNTF 1 97205358Smav#define SIIS_Q_NOMSI 2 98199132Smav} siis_ids[] = { 99200217Smav {0x31241095, "SiI3124", 4, 0}, 100200217Smav {0x31248086, "SiI3124", 4, 0}, 101205358Smav {0x31321095, "SiI3132", 2, SIIS_Q_SNTF|SIIS_Q_NOMSI}, 102205358Smav {0x02421095, "SiI3132", 2, SIIS_Q_SNTF|SIIS_Q_NOMSI}, 103205358Smav {0x02441095, "SiI3132", 2, SIIS_Q_SNTF|SIIS_Q_NOMSI}, 104205358Smav {0x31311095, "SiI3131", 1, SIIS_Q_SNTF|SIIS_Q_NOMSI}, 105205358Smav {0x35311095, "SiI3531", 1, SIIS_Q_SNTF|SIIS_Q_NOMSI}, 106200217Smav {0, NULL, 0, 0} 107199132Smav}; 108199132Smav 109195801Smavstatic int 110195801Smavsiis_probe(device_t dev) 111195801Smav{ 112199132Smav char buf[64]; 113199132Smav int i; 114195801Smav uint32_t devid = pci_get_devid(dev); 115195801Smav 116199132Smav for (i = 0; siis_ids[i].id != 0; i++) { 117199132Smav if (siis_ids[i].id == devid) { 118200217Smav snprintf(buf, sizeof(buf), "%s SATA controller", 119199132Smav siis_ids[i].name); 120199132Smav device_set_desc_copy(dev, buf); 121199132Smav return (BUS_PROBE_VENDOR); 122199132Smav } 123195801Smav } 124199132Smav return (ENXIO); 125195801Smav} 126195801Smav 127195801Smavstatic int 128195801Smavsiis_attach(device_t dev) 129195801Smav{ 130195801Smav struct siis_controller *ctlr = device_get_softc(dev); 131195801Smav uint32_t devid = pci_get_devid(dev); 132195801Smav device_t child; 133199132Smav int error, i, unit; 134195801Smav 135200217Smav ctlr->dev = dev; 136199132Smav for (i = 0; siis_ids[i].id != 0; i++) { 137199132Smav if (siis_ids[i].id == devid) 138199132Smav break; 139199132Smav } 140200217Smav ctlr->quirks = siis_ids[i].quirks; 141195801Smav /* Global memory */ 142195801Smav ctlr->r_grid = PCIR_BAR(0); 143195801Smav if (!(ctlr->r_gmem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 144195801Smav &ctlr->r_grid, RF_ACTIVE))) 145195801Smav return (ENXIO); 146200223Smav ctlr->gctl = ATA_INL(ctlr->r_gmem, SIIS_GCTL); 147195801Smav /* Channels memory */ 148195801Smav ctlr->r_rid = PCIR_BAR(2); 149195801Smav if (!(ctlr->r_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 150195801Smav &ctlr->r_rid, RF_ACTIVE))) 151195801Smav return (ENXIO); 152195801Smav /* Setup our own memory management for channels. */ 153195801Smav ctlr->sc_iomem.rm_type = RMAN_ARRAY; 154195801Smav ctlr->sc_iomem.rm_descr = "I/O memory addresses"; 155195801Smav if ((error = rman_init(&ctlr->sc_iomem)) != 0) { 156195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem); 157195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem); 158195801Smav return (error); 159195801Smav } 160195801Smav if ((error = rman_manage_region(&ctlr->sc_iomem, 161195801Smav rman_get_start(ctlr->r_mem), rman_get_end(ctlr->r_mem))) != 0) { 162195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem); 163195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem); 164195801Smav rman_fini(&ctlr->sc_iomem); 165195801Smav return (error); 166195801Smav } 167195801Smav /* Reset controller */ 168195801Smav siis_resume(dev); 169195801Smav /* Number of HW channels */ 170199132Smav ctlr->channels = siis_ids[i].ports; 171195801Smav /* Setup interrupts. */ 172195801Smav if (siis_setup_interrupt(dev)) { 173195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem); 174195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem); 175195801Smav rman_fini(&ctlr->sc_iomem); 176195801Smav return ENXIO; 177195801Smav } 178195801Smav /* Attach all channels on this controller */ 179195801Smav for (unit = 0; unit < ctlr->channels; unit++) { 180195801Smav child = device_add_child(dev, "siisch", -1); 181195801Smav if (child == NULL) 182195801Smav device_printf(dev, "failed to add channel device\n"); 183195801Smav else 184195801Smav device_set_ivars(child, (void *)(intptr_t)unit); 185195801Smav } 186195801Smav bus_generic_attach(dev); 187195801Smav return 0; 188195801Smav} 189195801Smav 190195801Smavstatic int 191195801Smavsiis_detach(device_t dev) 192195801Smav{ 193195801Smav struct siis_controller *ctlr = device_get_softc(dev); 194195801Smav device_t *children; 195195801Smav int nchildren, i; 196195801Smav 197195801Smav /* Detach & delete all children */ 198195801Smav if (!device_get_children(dev, &children, &nchildren)) { 199195801Smav for (i = 0; i < nchildren; i++) 200195801Smav device_delete_child(dev, children[i]); 201195801Smav free(children, M_TEMP); 202195801Smav } 203195801Smav /* Free interrupts. */ 204195801Smav if (ctlr->irq.r_irq) { 205195801Smav bus_teardown_intr(dev, ctlr->irq.r_irq, 206195801Smav ctlr->irq.handle); 207195801Smav bus_release_resource(dev, SYS_RES_IRQ, 208195801Smav ctlr->irq.r_irq_rid, ctlr->irq.r_irq); 209195801Smav } 210195801Smav pci_release_msi(dev); 211195801Smav /* Free memory. */ 212195801Smav rman_fini(&ctlr->sc_iomem); 213195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem); 214195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem); 215195801Smav return (0); 216195801Smav} 217195801Smav 218195801Smavstatic int 219195801Smavsiis_suspend(device_t dev) 220195801Smav{ 221195801Smav struct siis_controller *ctlr = device_get_softc(dev); 222195801Smav 223195801Smav bus_generic_suspend(dev); 224195801Smav /* Put controller into reset state. */ 225200223Smav ctlr->gctl |= SIIS_GCTL_GRESET; 226200223Smav ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl); 227195801Smav return 0; 228195801Smav} 229195801Smav 230195801Smavstatic int 231195801Smavsiis_resume(device_t dev) 232195801Smav{ 233195801Smav struct siis_controller *ctlr = device_get_softc(dev); 234195801Smav 235200291Smav /* Set PCIe max read request size to at least 1024 bytes */ 236203529Smav if (pci_get_max_read_req(dev) < 1024) 237203529Smav pci_set_max_read_req(dev, 1024); 238195801Smav /* Put controller into reset state. */ 239200223Smav ctlr->gctl |= SIIS_GCTL_GRESET; 240200223Smav ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl); 241195801Smav DELAY(10000); 242195801Smav /* Get controller out of reset state and enable port interrupts. */ 243200223Smav ctlr->gctl &= ~(SIIS_GCTL_GRESET | SIIS_GCTL_I2C_IE); 244200223Smav ctlr->gctl |= 0x0000000f; 245200223Smav ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl); 246195801Smav return (bus_generic_resume(dev)); 247195801Smav} 248195801Smav 249195801Smavstatic int 250195801Smavsiis_setup_interrupt(device_t dev) 251195801Smav{ 252195801Smav struct siis_controller *ctlr = device_get_softc(dev); 253205358Smav int msi = ctlr->quirks & SIIS_Q_NOMSI ? 0 : 1; 254195801Smav 255195801Smav /* Process hints. */ 256195801Smav resource_int_value(device_get_name(dev), 257195801Smav device_get_unit(dev), "msi", &msi); 258195801Smav if (msi < 0) 259195801Smav msi = 0; 260195801Smav else if (msi > 0) 261195801Smav msi = min(1, pci_msi_count(dev)); 262195801Smav /* Allocate MSI if needed/present. */ 263195801Smav if (msi && pci_alloc_msi(dev, &msi) != 0) 264195801Smav msi = 0; 265195801Smav /* Allocate all IRQs. */ 266195801Smav ctlr->irq.r_irq_rid = msi ? 1 : 0; 267195801Smav if (!(ctlr->irq.r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, 268195801Smav &ctlr->irq.r_irq_rid, RF_SHAREABLE | RF_ACTIVE))) { 269195801Smav device_printf(dev, "unable to map interrupt\n"); 270195801Smav return ENXIO; 271195801Smav } 272195801Smav if ((bus_setup_intr(dev, ctlr->irq.r_irq, ATA_INTR_FLAGS, NULL, 273195801Smav siis_intr, ctlr, &ctlr->irq.handle))) { 274195801Smav /* SOS XXX release r_irq */ 275195801Smav device_printf(dev, "unable to setup interrupt\n"); 276195801Smav return ENXIO; 277195801Smav } 278195801Smav return (0); 279195801Smav} 280195801Smav 281195801Smav/* 282195801Smav * Common case interrupt handler. 283195801Smav */ 284195801Smavstatic void 285195801Smavsiis_intr(void *data) 286195801Smav{ 287195801Smav struct siis_controller *ctlr = (struct siis_controller *)data; 288195801Smav u_int32_t is; 289195801Smav void *arg; 290195801Smav int unit; 291195801Smav 292195801Smav is = ATA_INL(ctlr->r_gmem, SIIS_IS); 293195801Smav for (unit = 0; unit < ctlr->channels; unit++) { 294195801Smav if ((is & SIIS_IS_PORT(unit)) != 0 && 295195801Smav (arg = ctlr->interrupt[unit].argument)) { 296195801Smav ctlr->interrupt[unit].function(arg); 297195801Smav } 298195801Smav } 299200223Smav /* Acknowledge interrupt, if MSI enabled. */ 300200223Smav if (ctlr->irq.r_irq_rid) { 301200223Smav ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, 302200223Smav ctlr->gctl | SIIS_GCTL_MSIACK); 303200223Smav } 304195801Smav} 305195801Smav 306195801Smavstatic struct resource * 307195801Smavsiis_alloc_resource(device_t dev, device_t child, int type, int *rid, 308195801Smav u_long start, u_long end, u_long count, u_int flags) 309195801Smav{ 310195801Smav struct siis_controller *ctlr = device_get_softc(dev); 311195801Smav int unit = ((struct siis_channel *)device_get_softc(child))->unit; 312195801Smav struct resource *res = NULL; 313195801Smav int offset = unit << 13; 314195801Smav long st; 315195801Smav 316195801Smav switch (type) { 317195801Smav case SYS_RES_MEMORY: 318195801Smav st = rman_get_start(ctlr->r_mem); 319195801Smav res = rman_reserve_resource(&ctlr->sc_iomem, st + offset, 320195801Smav st + offset + 0x2000, 0x2000, RF_ACTIVE, child); 321195801Smav if (res) { 322195801Smav bus_space_handle_t bsh; 323195801Smav bus_space_tag_t bst; 324195801Smav bsh = rman_get_bushandle(ctlr->r_mem); 325195801Smav bst = rman_get_bustag(ctlr->r_mem); 326195801Smav bus_space_subregion(bst, bsh, offset, 0x2000, &bsh); 327195801Smav rman_set_bushandle(res, bsh); 328195801Smav rman_set_bustag(res, bst); 329195801Smav } 330195801Smav break; 331195801Smav case SYS_RES_IRQ: 332195801Smav if (*rid == ATA_IRQ_RID) 333195801Smav res = ctlr->irq.r_irq; 334195801Smav break; 335195801Smav } 336195801Smav return (res); 337195801Smav} 338195801Smav 339195801Smavstatic int 340195801Smavsiis_release_resource(device_t dev, device_t child, int type, int rid, 341195801Smav struct resource *r) 342195801Smav{ 343195801Smav 344195801Smav switch (type) { 345195801Smav case SYS_RES_MEMORY: 346195801Smav rman_release_resource(r); 347195801Smav return (0); 348195801Smav case SYS_RES_IRQ: 349195801Smav if (rid != ATA_IRQ_RID) 350195801Smav return ENOENT; 351195801Smav return (0); 352195801Smav } 353195801Smav return (EINVAL); 354195801Smav} 355195801Smav 356195801Smavstatic int 357195801Smavsiis_setup_intr(device_t dev, device_t child, struct resource *irq, 358195801Smav int flags, driver_filter_t *filter, driver_intr_t *function, 359195801Smav void *argument, void **cookiep) 360195801Smav{ 361195801Smav struct siis_controller *ctlr = device_get_softc(dev); 362195801Smav int unit = (intptr_t)device_get_ivars(child); 363195801Smav 364195801Smav if (filter != NULL) { 365195801Smav printf("siis.c: we cannot use a filter here\n"); 366195801Smav return (EINVAL); 367195801Smav } 368195801Smav ctlr->interrupt[unit].function = function; 369195801Smav ctlr->interrupt[unit].argument = argument; 370195801Smav return (0); 371195801Smav} 372195801Smav 373195801Smavstatic int 374195801Smavsiis_teardown_intr(device_t dev, device_t child, struct resource *irq, 375195801Smav void *cookie) 376195801Smav{ 377195801Smav struct siis_controller *ctlr = device_get_softc(dev); 378195801Smav int unit = (intptr_t)device_get_ivars(child); 379195801Smav 380195801Smav ctlr->interrupt[unit].function = NULL; 381195801Smav ctlr->interrupt[unit].argument = NULL; 382195801Smav return (0); 383195801Smav} 384195801Smav 385195801Smavstatic int 386195801Smavsiis_print_child(device_t dev, device_t child) 387195801Smav{ 388195801Smav int retval; 389195801Smav 390195801Smav retval = bus_print_child_header(dev, child); 391195801Smav retval += printf(" at channel %d", 392195801Smav (int)(intptr_t)device_get_ivars(child)); 393195801Smav retval += bus_print_child_footer(dev, child); 394195801Smav 395195801Smav return (retval); 396195801Smav} 397195801Smav 398195801Smavdevclass_t siis_devclass; 399195801Smavstatic device_method_t siis_methods[] = { 400195801Smav DEVMETHOD(device_probe, siis_probe), 401195801Smav DEVMETHOD(device_attach, siis_attach), 402195801Smav DEVMETHOD(device_detach, siis_detach), 403195801Smav DEVMETHOD(device_suspend, siis_suspend), 404195801Smav DEVMETHOD(device_resume, siis_resume), 405195801Smav DEVMETHOD(bus_print_child, siis_print_child), 406195801Smav DEVMETHOD(bus_alloc_resource, siis_alloc_resource), 407195801Smav DEVMETHOD(bus_release_resource, siis_release_resource), 408195801Smav DEVMETHOD(bus_setup_intr, siis_setup_intr), 409195801Smav DEVMETHOD(bus_teardown_intr,siis_teardown_intr), 410195801Smav { 0, 0 } 411195801Smav}; 412195801Smavstatic driver_t siis_driver = { 413195801Smav "siis", 414195801Smav siis_methods, 415195801Smav sizeof(struct siis_controller) 416195801Smav}; 417195801SmavDRIVER_MODULE(siis, pci, siis_driver, siis_devclass, 0, 0); 418195801SmavMODULE_VERSION(siis, 1); 419195801SmavMODULE_DEPEND(siis, cam, 1, 1, 1); 420195801Smav 421195801Smavstatic int 422195801Smavsiis_ch_probe(device_t dev) 423195801Smav{ 424195801Smav 425195801Smav device_set_desc_copy(dev, "SIIS channel"); 426195801Smav return (0); 427195801Smav} 428195801Smav 429195801Smavstatic int 430195801Smavsiis_ch_attach(device_t dev) 431195801Smav{ 432200217Smav struct siis_controller *ctlr = device_get_softc(device_get_parent(dev)); 433195801Smav struct siis_channel *ch = device_get_softc(dev); 434195801Smav struct cam_devq *devq; 435199821Smav int rid, error, i, sata_rev = 0; 436195801Smav 437195801Smav ch->dev = dev; 438195801Smav ch->unit = (intptr_t)device_get_ivars(dev); 439200217Smav ch->quirks = ctlr->quirks; 440195801Smav resource_int_value(device_get_name(dev), 441195801Smav device_get_unit(dev), "pm_level", &ch->pm_level); 442199821Smav resource_int_value(device_get_name(dev), 443199821Smav device_get_unit(dev), "sata_rev", &sata_rev); 444199747Smav for (i = 0; i < 16; i++) { 445199821Smav ch->user[i].revision = sata_rev; 446199747Smav ch->user[i].mode = 0; 447199747Smav ch->user[i].bytecount = 8192; 448199747Smav ch->user[i].tags = SIIS_MAX_SLOTS; 449199747Smav ch->curr[i] = ch->user[i]; 450199747Smav } 451195801Smav mtx_init(&ch->mtx, "SIIS channel lock", NULL, MTX_DEF); 452195801Smav rid = ch->unit; 453195801Smav if (!(ch->r_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 454195801Smav &rid, RF_ACTIVE))) 455195801Smav return (ENXIO); 456195801Smav siis_dmainit(dev); 457195801Smav siis_slotsalloc(dev); 458195801Smav siis_ch_resume(dev); 459195801Smav mtx_lock(&ch->mtx); 460195801Smav rid = ATA_IRQ_RID; 461195801Smav if (!(ch->r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, 462195801Smav &rid, RF_SHAREABLE | RF_ACTIVE))) { 463195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ch->unit, ch->r_mem); 464195801Smav device_printf(dev, "Unable to map interrupt\n"); 465195801Smav return (ENXIO); 466195801Smav } 467195801Smav if ((bus_setup_intr(dev, ch->r_irq, ATA_INTR_FLAGS, NULL, 468195801Smav siis_ch_intr_locked, dev, &ch->ih))) { 469195801Smav device_printf(dev, "Unable to setup interrupt\n"); 470195801Smav error = ENXIO; 471195801Smav goto err1; 472195801Smav } 473195801Smav /* Create the device queue for our SIM. */ 474195801Smav devq = cam_simq_alloc(SIIS_MAX_SLOTS); 475195801Smav if (devq == NULL) { 476195801Smav device_printf(dev, "Unable to allocate simq\n"); 477195801Smav error = ENOMEM; 478195801Smav goto err1; 479195801Smav } 480195801Smav /* Construct SIM entry */ 481195801Smav ch->sim = cam_sim_alloc(siisaction, siispoll, "siisch", ch, 482199178Smav device_get_unit(dev), &ch->mtx, 2, SIIS_MAX_SLOTS, devq); 483195801Smav if (ch->sim == NULL) { 484195801Smav device_printf(dev, "unable to allocate sim\n"); 485195801Smav error = ENOMEM; 486195801Smav goto err2; 487195801Smav } 488195801Smav if (xpt_bus_register(ch->sim, dev, 0) != CAM_SUCCESS) { 489195801Smav device_printf(dev, "unable to register xpt bus\n"); 490195801Smav error = ENXIO; 491195801Smav goto err2; 492195801Smav } 493195801Smav if (xpt_create_path(&ch->path, /*periph*/NULL, cam_sim_path(ch->sim), 494195801Smav CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 495195801Smav device_printf(dev, "unable to create path\n"); 496195801Smav error = ENXIO; 497195801Smav goto err3; 498195801Smav } 499195801Smav mtx_unlock(&ch->mtx); 500195801Smav return (0); 501195801Smav 502195801Smaverr3: 503195801Smav xpt_bus_deregister(cam_sim_path(ch->sim)); 504195801Smaverr2: 505195801Smav cam_sim_free(ch->sim, /*free_devq*/TRUE); 506195801Smaverr1: 507195801Smav bus_release_resource(dev, SYS_RES_IRQ, ATA_IRQ_RID, ch->r_irq); 508195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ch->unit, ch->r_mem); 509195801Smav mtx_unlock(&ch->mtx); 510195801Smav return (error); 511195801Smav} 512195801Smav 513195801Smavstatic int 514195801Smavsiis_ch_detach(device_t dev) 515195801Smav{ 516195801Smav struct siis_channel *ch = device_get_softc(dev); 517195801Smav 518195801Smav mtx_lock(&ch->mtx); 519195801Smav xpt_async(AC_LOST_DEVICE, ch->path, NULL); 520195801Smav xpt_free_path(ch->path); 521195801Smav xpt_bus_deregister(cam_sim_path(ch->sim)); 522195801Smav cam_sim_free(ch->sim, /*free_devq*/TRUE); 523195801Smav mtx_unlock(&ch->mtx); 524195801Smav 525195801Smav bus_teardown_intr(dev, ch->r_irq, ch->ih); 526195801Smav bus_release_resource(dev, SYS_RES_IRQ, ATA_IRQ_RID, ch->r_irq); 527195801Smav 528195801Smav siis_ch_suspend(dev); 529195801Smav siis_slotsfree(dev); 530195801Smav siis_dmafini(dev); 531195801Smav 532195801Smav bus_release_resource(dev, SYS_RES_MEMORY, ch->unit, ch->r_mem); 533195801Smav mtx_destroy(&ch->mtx); 534195801Smav return (0); 535195801Smav} 536195801Smav 537195801Smavstatic int 538195801Smavsiis_ch_suspend(device_t dev) 539195801Smav{ 540195801Smav struct siis_channel *ch = device_get_softc(dev); 541195801Smav 542195801Smav /* Put port into reset state. */ 543195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PORT_RESET); 544195801Smav return (0); 545195801Smav} 546195801Smav 547195801Smavstatic int 548195801Smavsiis_ch_resume(device_t dev) 549195801Smav{ 550195801Smav struct siis_channel *ch = device_get_softc(dev); 551195801Smav 552195801Smav /* Get port out of reset state. */ 553195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PORT_RESET); 554195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_32BIT); 555198852Smav if (ch->pm_present) 556198852Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PME); 557198852Smav else 558198852Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME); 559195801Smav /* Enable port interrupts */ 560195801Smav ATA_OUTL(ch->r_mem, SIIS_P_IESET, SIIS_P_IX_ENABLED); 561195801Smav return (0); 562195801Smav} 563195801Smav 564195801Smavdevclass_t siisch_devclass; 565195801Smavstatic device_method_t siisch_methods[] = { 566195801Smav DEVMETHOD(device_probe, siis_ch_probe), 567195801Smav DEVMETHOD(device_attach, siis_ch_attach), 568195801Smav DEVMETHOD(device_detach, siis_ch_detach), 569195801Smav DEVMETHOD(device_suspend, siis_ch_suspend), 570195801Smav DEVMETHOD(device_resume, siis_ch_resume), 571195801Smav { 0, 0 } 572195801Smav}; 573195801Smavstatic driver_t siisch_driver = { 574195801Smav "siisch", 575195801Smav siisch_methods, 576195801Smav sizeof(struct siis_channel) 577195801Smav}; 578195801SmavDRIVER_MODULE(siisch, siis, siisch_driver, siis_devclass, 0, 0); 579195801Smav 580195801Smavstruct siis_dc_cb_args { 581195801Smav bus_addr_t maddr; 582195801Smav int error; 583195801Smav}; 584195801Smav 585195801Smavstatic void 586195801Smavsiis_dmainit(device_t dev) 587195801Smav{ 588195801Smav struct siis_channel *ch = device_get_softc(dev); 589195801Smav struct siis_dc_cb_args dcba; 590195801Smav 591195801Smav /* Command area. */ 592195801Smav if (bus_dma_tag_create(bus_get_dma_tag(dev), 1024, 0, 593195801Smav BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR, 594195801Smav NULL, NULL, SIIS_WORK_SIZE, 1, SIIS_WORK_SIZE, 595195801Smav 0, NULL, NULL, &ch->dma.work_tag)) 596195801Smav goto error; 597195801Smav if (bus_dmamem_alloc(ch->dma.work_tag, (void **)&ch->dma.work, 0, 598195801Smav &ch->dma.work_map)) 599195801Smav goto error; 600195801Smav if (bus_dmamap_load(ch->dma.work_tag, ch->dma.work_map, ch->dma.work, 601195801Smav SIIS_WORK_SIZE, siis_dmasetupc_cb, &dcba, 0) || dcba.error) { 602195801Smav bus_dmamem_free(ch->dma.work_tag, ch->dma.work, ch->dma.work_map); 603195801Smav goto error; 604195801Smav } 605195801Smav ch->dma.work_bus = dcba.maddr; 606195801Smav /* Data area. */ 607199333Smav if (bus_dma_tag_create(bus_get_dma_tag(dev), 1, 0, 608195801Smav BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR, 609195801Smav NULL, NULL, 610195801Smav SIIS_SG_ENTRIES * PAGE_SIZE * SIIS_MAX_SLOTS, 611195801Smav SIIS_SG_ENTRIES, 0xFFFFFFFF, 612195801Smav 0, busdma_lock_mutex, &ch->mtx, &ch->dma.data_tag)) { 613195801Smav goto error; 614195801Smav } 615195801Smav return; 616195801Smav 617195801Smaverror: 618195801Smav device_printf(dev, "WARNING - DMA initialization failed\n"); 619195801Smav siis_dmafini(dev); 620195801Smav} 621195801Smav 622195801Smavstatic void 623195801Smavsiis_dmasetupc_cb(void *xsc, bus_dma_segment_t *segs, int nsegs, int error) 624195801Smav{ 625195801Smav struct siis_dc_cb_args *dcba = (struct siis_dc_cb_args *)xsc; 626195801Smav 627195801Smav if (!(dcba->error = error)) 628195801Smav dcba->maddr = segs[0].ds_addr; 629195801Smav} 630195801Smav 631195801Smavstatic void 632195801Smavsiis_dmafini(device_t dev) 633195801Smav{ 634195801Smav struct siis_channel *ch = device_get_softc(dev); 635195801Smav 636195801Smav if (ch->dma.data_tag) { 637195801Smav bus_dma_tag_destroy(ch->dma.data_tag); 638195801Smav ch->dma.data_tag = NULL; 639195801Smav } 640195801Smav if (ch->dma.work_bus) { 641195801Smav bus_dmamap_unload(ch->dma.work_tag, ch->dma.work_map); 642195801Smav bus_dmamem_free(ch->dma.work_tag, ch->dma.work, ch->dma.work_map); 643195801Smav ch->dma.work_bus = 0; 644195801Smav ch->dma.work_map = NULL; 645195801Smav ch->dma.work = NULL; 646195801Smav } 647195801Smav if (ch->dma.work_tag) { 648195801Smav bus_dma_tag_destroy(ch->dma.work_tag); 649195801Smav ch->dma.work_tag = NULL; 650195801Smav } 651195801Smav} 652195801Smav 653195801Smavstatic void 654195801Smavsiis_slotsalloc(device_t dev) 655195801Smav{ 656195801Smav struct siis_channel *ch = device_get_softc(dev); 657195801Smav int i; 658195801Smav 659195801Smav /* Alloc and setup command/dma slots */ 660195801Smav bzero(ch->slot, sizeof(ch->slot)); 661195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 662195801Smav struct siis_slot *slot = &ch->slot[i]; 663195801Smav 664195801Smav slot->dev = dev; 665195801Smav slot->slot = i; 666195801Smav slot->state = SIIS_SLOT_EMPTY; 667195801Smav slot->ccb = NULL; 668195801Smav callout_init_mtx(&slot->timeout, &ch->mtx, 0); 669195801Smav 670195801Smav if (bus_dmamap_create(ch->dma.data_tag, 0, &slot->dma.data_map)) 671195801Smav device_printf(ch->dev, "FAILURE - create data_map\n"); 672195801Smav } 673195801Smav} 674195801Smav 675195801Smavstatic void 676195801Smavsiis_slotsfree(device_t dev) 677195801Smav{ 678195801Smav struct siis_channel *ch = device_get_softc(dev); 679195801Smav int i; 680195801Smav 681195801Smav /* Free all dma slots */ 682195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 683195801Smav struct siis_slot *slot = &ch->slot[i]; 684195801Smav 685198896Smav callout_drain(&slot->timeout); 686195801Smav if (slot->dma.data_map) { 687195801Smav bus_dmamap_destroy(ch->dma.data_tag, slot->dma.data_map); 688195801Smav slot->dma.data_map = NULL; 689195801Smav } 690195801Smav } 691195801Smav} 692195801Smav 693195801Smavstatic void 694196655Smavsiis_notify_events(device_t dev) 695196655Smav{ 696196655Smav struct siis_channel *ch = device_get_softc(dev); 697196655Smav struct cam_path *dpath; 698196655Smav u_int32_t status; 699196655Smav int i; 700196655Smav 701200217Smav if (ch->quirks & SIIS_Q_SNTF) { 702200217Smav status = ATA_INL(ch->r_mem, SIIS_P_SNTF); 703200217Smav ATA_OUTL(ch->r_mem, SIIS_P_SNTF, status); 704200217Smav } else { 705200217Smav /* 706200217Smav * Without SNTF we have no idea which device sent notification. 707200217Smav * If PMP is connected, assume it, else - device. 708200217Smav */ 709200217Smav status = (ch->pm_present) ? 0x8000 : 0x0001; 710200217Smav } 711196655Smav if (bootverbose) 712196655Smav device_printf(dev, "SNTF 0x%04x\n", status); 713196655Smav for (i = 0; i < 16; i++) { 714196655Smav if ((status & (1 << i)) == 0) 715196655Smav continue; 716196655Smav if (xpt_create_path(&dpath, NULL, 717196655Smav xpt_path_path_id(ch->path), i, 0) == CAM_REQ_CMP) { 718196655Smav xpt_async(AC_SCSI_AEN, dpath, NULL); 719196655Smav xpt_free_path(dpath); 720196655Smav } 721196655Smav } 722196655Smav 723196655Smav} 724196655Smav 725196655Smavstatic void 726195801Smavsiis_phy_check_events(device_t dev) 727195801Smav{ 728195801Smav struct siis_channel *ch = device_get_softc(dev); 729195801Smav 730195801Smav /* If we have a connection event, deal with it */ 731195801Smav if (ch->pm_level == 0) { 732195801Smav u_int32_t status = ATA_INL(ch->r_mem, SIIS_P_SSTS); 733203108Smav union ccb *ccb; 734203108Smav 735203165Smav if (bootverbose) { 736203165Smav if (((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_ONLINE) && 737203165Smav ((status & ATA_SS_SPD_MASK) != ATA_SS_SPD_NO_SPEED) && 738203165Smav ((status & ATA_SS_IPM_MASK) == ATA_SS_IPM_ACTIVE)) { 739195801Smav device_printf(dev, "CONNECT requested\n"); 740203165Smav } else 741195801Smav device_printf(dev, "DISCONNECT requested\n"); 742195801Smav } 743203165Smav siis_reset(dev); 744203108Smav if ((ccb = xpt_alloc_ccb_nowait()) == NULL) 745203108Smav return; 746203108Smav if (xpt_create_path(&ccb->ccb_h.path, NULL, 747203108Smav cam_sim_path(ch->sim), 748203108Smav CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 749203108Smav xpt_free_ccb(ccb); 750203108Smav return; 751203108Smav } 752203108Smav xpt_rescan(ccb); 753195801Smav } 754195801Smav} 755195801Smav 756195801Smavstatic void 757195801Smavsiis_ch_intr_locked(void *data) 758195801Smav{ 759195801Smav device_t dev = (device_t)data; 760195801Smav struct siis_channel *ch = device_get_softc(dev); 761195801Smav 762195801Smav mtx_lock(&ch->mtx); 763195801Smav siis_ch_intr(data); 764195801Smav mtx_unlock(&ch->mtx); 765195801Smav} 766195801Smav 767195801Smavstatic void 768195801Smavsiis_ch_intr(void *data) 769195801Smav{ 770195801Smav device_t dev = (device_t)data; 771195801Smav struct siis_channel *ch = device_get_softc(dev); 772195801Smav uint32_t istatus, sstatus, ctx, estatus, ok, err = 0; 773195801Smav enum siis_err_type et; 774195801Smav int i, ccs, port, tslots; 775195801Smav 776195801Smav mtx_assert(&ch->mtx, MA_OWNED); 777195801Smav /* Read command statuses. */ 778195801Smav sstatus = ATA_INL(ch->r_mem, SIIS_P_SS); 779195801Smav ok = ch->rslots & ~sstatus; 780195801Smav /* Complete all successfull commands. */ 781195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 782195801Smav if ((ok >> i) & 1) 783195801Smav siis_end_transaction(&ch->slot[i], SIIS_ERR_NONE); 784195801Smav } 785195801Smav /* Do we have any other events? */ 786195801Smav if ((sstatus & SIIS_P_SS_ATTN) == 0) 787195801Smav return; 788195801Smav /* Read and clear interrupt statuses. */ 789195801Smav istatus = ATA_INL(ch->r_mem, SIIS_P_IS) & 790195801Smav (0xFFFF & ~SIIS_P_IX_COMMCOMP); 791195801Smav ATA_OUTL(ch->r_mem, SIIS_P_IS, istatus); 792195801Smav /* Process PHY events */ 793195801Smav if (istatus & SIIS_P_IX_PHYRDYCHG) 794195801Smav siis_phy_check_events(dev); 795196655Smav /* Process NOTIFY events */ 796196655Smav if (istatus & SIIS_P_IX_SDBN) 797196655Smav siis_notify_events(dev); 798195801Smav /* Process command errors */ 799195801Smav if (istatus & SIIS_P_IX_COMMERR) { 800195801Smav estatus = ATA_INL(ch->r_mem, SIIS_P_CMDERR); 801195801Smav ctx = ATA_INL(ch->r_mem, SIIS_P_CTX); 802195801Smav ccs = (ctx & SIIS_P_CTX_SLOT) >> SIIS_P_CTX_SLOT_SHIFT; 803195801Smav port = (ctx & SIIS_P_CTX_PMP) >> SIIS_P_CTX_PMP_SHIFT; 804195801Smav err = ch->rslots & sstatus; 805195801Smav//device_printf(dev, "%s ERROR ss %08x is %08x rs %08x es %d act %d port %d serr %08x\n", 806195801Smav// __func__, sstatus, istatus, ch->rslots, estatus, ccs, port, 807195801Smav// ATA_INL(ch->r_mem, SIIS_P_SERR)); 808195801Smav 809195801Smav if (!ch->readlog && !ch->recovery) { 810195801Smav xpt_freeze_simq(ch->sim, ch->numrslots); 811195801Smav ch->recovery = 1; 812195801Smav } 813195801Smav if (ch->frozen) { 814195801Smav union ccb *fccb = ch->frozen; 815195801Smav ch->frozen = NULL; 816198321Smav fccb->ccb_h.status &= ~CAM_STATUS_MASK; 817198321Smav fccb->ccb_h.status |= CAM_REQUEUE_REQ | CAM_RELEASE_SIMQ; 818198321Smav if (!(fccb->ccb_h.status & CAM_DEV_QFRZN)) { 819198321Smav xpt_freeze_devq(fccb->ccb_h.path, 1); 820198321Smav fccb->ccb_h.status |= CAM_DEV_QFRZN; 821198321Smav } 822195801Smav xpt_done(fccb); 823195801Smav } 824195801Smav if (estatus == SIIS_P_CMDERR_DEV || 825195801Smav estatus == SIIS_P_CMDERR_SDB || 826195801Smav estatus == SIIS_P_CMDERR_DATAFIS) { 827195801Smav tslots = ch->numtslots[port]; 828195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 829198852Smav /* XXX: requests in loading state. */ 830195801Smav if (((ch->rslots >> i) & 1) == 0) 831195801Smav continue; 832195801Smav if (ch->slot[i].ccb->ccb_h.target_id != port) 833195801Smav continue; 834195801Smav if (tslots == 0) { 835195801Smav /* Untagged operation. */ 836195801Smav if (i == ccs) 837195801Smav et = SIIS_ERR_TFE; 838195801Smav else 839195801Smav et = SIIS_ERR_INNOCENT; 840195801Smav } else { 841195801Smav /* Tagged operation. */ 842195801Smav et = SIIS_ERR_NCQ; 843195801Smav } 844195801Smav siis_end_transaction(&ch->slot[i], et); 845195801Smav } 846195801Smav /* 847195801Smav * We can't reinit port if there are some other 848195801Smav * commands active, use resume to complete them. 849195801Smav */ 850195801Smav if (ch->rslots != 0) 851195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_RESUME); 852195801Smav } else { 853195801Smav if (estatus == SIIS_P_CMDERR_SENDFIS || 854195801Smav estatus == SIIS_P_CMDERR_INCSTATE || 855195801Smav estatus == SIIS_P_CMDERR_PPE || 856195801Smav estatus == SIIS_P_CMDERR_SERVICE) { 857195801Smav et = SIIS_ERR_SATA; 858195801Smav } else 859195801Smav et = SIIS_ERR_INVALID; 860195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 861198852Smav /* XXX: requests in loading state. */ 862195801Smav if (((ch->rslots >> i) & 1) == 0) 863195801Smav continue; 864195801Smav siis_end_transaction(&ch->slot[i], et); 865195801Smav } 866195801Smav } 867195801Smav } 868195801Smav} 869195801Smav 870195801Smav/* Must be called with channel locked. */ 871195801Smavstatic int 872195801Smavsiis_check_collision(device_t dev, union ccb *ccb) 873195801Smav{ 874195801Smav struct siis_channel *ch = device_get_softc(dev); 875195801Smav 876195801Smav mtx_assert(&ch->mtx, MA_OWNED); 877195801Smav if ((ccb->ccb_h.func_code == XPT_ATA_IO) && 878199747Smav (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) { 879199747Smav /* Tagged command while we have no supported tag free. */ 880199747Smav if (((~ch->oslots) & (0x7fffffff >> (31 - 881199747Smav ch->curr[ccb->ccb_h.target_id].tags))) == 0) 882199747Smav return (1); 883199747Smav } 884199747Smav if ((ccb->ccb_h.func_code == XPT_ATA_IO) && 885195801Smav (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT))) { 886195801Smav /* Atomic command while anything active. */ 887195801Smav if (ch->numrslots != 0) 888195801Smav return (1); 889195801Smav } 890195801Smav /* We have some atomic command running. */ 891195801Smav if (ch->aslots != 0) 892195801Smav return (1); 893195801Smav return (0); 894195801Smav} 895195801Smav 896195801Smav/* Must be called with channel locked. */ 897195801Smavstatic void 898195801Smavsiis_begin_transaction(device_t dev, union ccb *ccb) 899195801Smav{ 900195801Smav struct siis_channel *ch = device_get_softc(dev); 901195801Smav struct siis_slot *slot; 902199747Smav int tag, tags; 903195801Smav 904195801Smav mtx_assert(&ch->mtx, MA_OWNED); 905195801Smav /* Choose empty slot. */ 906199747Smav tags = SIIS_MAX_SLOTS; 907199747Smav if ((ccb->ccb_h.func_code == XPT_ATA_IO) && 908199747Smav (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) 909199747Smav tags = ch->curr[ccb->ccb_h.target_id].tags; 910199747Smav tag = fls((~ch->oslots) & (0x7fffffff >> (31 - tags))) - 1; 911195801Smav /* Occupy chosen slot. */ 912195801Smav slot = &ch->slot[tag]; 913195801Smav slot->ccb = ccb; 914195801Smav /* Update channel stats. */ 915199747Smav ch->oslots |= (1 << slot->slot); 916195801Smav ch->numrslots++; 917195801Smav if ((ccb->ccb_h.func_code == XPT_ATA_IO) && 918195801Smav (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) { 919195801Smav ch->numtslots[ccb->ccb_h.target_id]++; 920195801Smav } 921195801Smav if ((ccb->ccb_h.func_code == XPT_ATA_IO) && 922195801Smav (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT))) 923195801Smav ch->aslots |= (1 << slot->slot); 924195801Smav slot->dma.nsegs = 0; 925195801Smav /* If request moves data, setup and load SG list */ 926195801Smav if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 927195801Smav void *buf; 928195801Smav bus_size_t size; 929195801Smav 930195801Smav slot->state = SIIS_SLOT_LOADING; 931195801Smav if (ccb->ccb_h.func_code == XPT_ATA_IO) { 932195801Smav buf = ccb->ataio.data_ptr; 933195801Smav size = ccb->ataio.dxfer_len; 934195801Smav } else { 935195801Smav buf = ccb->csio.data_ptr; 936195801Smav size = ccb->csio.dxfer_len; 937195801Smav } 938195801Smav bus_dmamap_load(ch->dma.data_tag, slot->dma.data_map, 939195801Smav buf, size, siis_dmasetprd, slot, 0); 940195801Smav } else 941195801Smav siis_execute_transaction(slot); 942195801Smav} 943195801Smav 944195801Smav/* Locked by busdma engine. */ 945195801Smavstatic void 946195801Smavsiis_dmasetprd(void *arg, bus_dma_segment_t *segs, int nsegs, int error) 947195801Smav{ 948195801Smav struct siis_slot *slot = arg; 949195801Smav struct siis_channel *ch = device_get_softc(slot->dev); 950195801Smav struct siis_cmd *ctp; 951195801Smav struct siis_dma_prd *prd; 952195801Smav int i; 953195801Smav 954195801Smav mtx_assert(&ch->mtx, MA_OWNED); 955195801Smav if (error) { 956195801Smav device_printf(slot->dev, "DMA load error\n"); 957195801Smav if (!ch->readlog) 958195801Smav xpt_freeze_simq(ch->sim, 1); 959195801Smav siis_end_transaction(slot, SIIS_ERR_INVALID); 960195801Smav return; 961195801Smav } 962195801Smav KASSERT(nsegs <= SIIS_SG_ENTRIES, ("too many DMA segment entries\n")); 963195801Smav /* Get a piece of the workspace for this request */ 964195801Smav ctp = (struct siis_cmd *) 965195801Smav (ch->dma.work + SIIS_CT_OFFSET + (SIIS_CT_SIZE * slot->slot)); 966195801Smav /* Fill S/G table */ 967195801Smav if (slot->ccb->ccb_h.func_code == XPT_ATA_IO) 968195801Smav prd = &ctp->u.ata.prd[0]; 969195801Smav else 970195801Smav prd = &ctp->u.atapi.prd[0]; 971195801Smav for (i = 0; i < nsegs; i++) { 972195801Smav prd[i].dba = htole64(segs[i].ds_addr); 973195801Smav prd[i].dbc = htole32(segs[i].ds_len); 974195801Smav prd[i].control = 0; 975195801Smav } 976195801Smav prd[nsegs - 1].control = htole32(SIIS_PRD_TRM); 977195801Smav slot->dma.nsegs = nsegs; 978195801Smav bus_dmamap_sync(ch->dma.data_tag, slot->dma.data_map, 979195801Smav ((slot->ccb->ccb_h.flags & CAM_DIR_IN) ? 980195801Smav BUS_DMASYNC_PREREAD : BUS_DMASYNC_PREWRITE)); 981195801Smav siis_execute_transaction(slot); 982195801Smav} 983195801Smav 984195801Smav/* Must be called with channel locked. */ 985195801Smavstatic void 986195801Smavsiis_execute_transaction(struct siis_slot *slot) 987195801Smav{ 988195801Smav device_t dev = slot->dev; 989195801Smav struct siis_channel *ch = device_get_softc(dev); 990195801Smav struct siis_cmd *ctp; 991195801Smav union ccb *ccb = slot->ccb; 992195801Smav u_int64_t prb_bus; 993195801Smav 994195801Smav mtx_assert(&ch->mtx, MA_OWNED); 995195801Smav /* Get a piece of the workspace for this request */ 996195801Smav ctp = (struct siis_cmd *) 997195801Smav (ch->dma.work + SIIS_CT_OFFSET + (SIIS_CT_SIZE * slot->slot)); 998195801Smav ctp->control = 0; 999195801Smav ctp->protocol_override = 0; 1000195801Smav ctp->transfer_count = 0; 1001195801Smav /* Special handling for Soft Reset command. */ 1002201222Smav if (ccb->ccb_h.func_code == XPT_ATA_IO) { 1003201222Smav if (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) { 1004201222Smav ctp->control |= htole16(SIIS_PRB_SOFT_RESET); 1005201222Smav } else { 1006201222Smav ctp->control |= htole16(SIIS_PRB_PROTOCOL_OVERRIDE); 1007201222Smav if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) { 1008201222Smav ctp->protocol_override |= 1009201222Smav htole16(SIIS_PRB_PROTO_NCQ); 1010201222Smav } 1011201222Smav if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1012201222Smav ctp->protocol_override |= 1013201222Smav htole16(SIIS_PRB_PROTO_READ); 1014201222Smav } else 1015201222Smav if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { 1016201222Smav ctp->protocol_override |= 1017201222Smav htole16(SIIS_PRB_PROTO_WRITE); 1018201222Smav } 1019201222Smav } 1020195801Smav } else if (ccb->ccb_h.func_code == XPT_SCSI_IO) { 1021201222Smav if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) 1022195801Smav ctp->control |= htole16(SIIS_PRB_PACKET_READ); 1023201222Smav else 1024201222Smav if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) 1025195801Smav ctp->control |= htole16(SIIS_PRB_PACKET_WRITE); 1026195801Smav } 1027203108Smav /* Special handling for Soft Reset command. */ 1028203108Smav if ((ccb->ccb_h.func_code == XPT_ATA_IO) && 1029203108Smav (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) && 1030203108Smav (ccb->ataio.cmd.control & ATA_A_RESET)) { 1031203108Smav /* Kick controller into sane state */ 1032203108Smav siis_portinit(dev); 1033203108Smav } 1034195801Smav /* Setup the FIS for this request */ 1035199821Smav if (!siis_setup_fis(dev, ctp, ccb, slot->slot)) { 1036195801Smav device_printf(ch->dev, "Setting up SATA FIS failed\n"); 1037195801Smav if (!ch->readlog) 1038195801Smav xpt_freeze_simq(ch->sim, 1); 1039195801Smav siis_end_transaction(slot, SIIS_ERR_INVALID); 1040195801Smav return; 1041195801Smav } 1042195801Smav bus_dmamap_sync(ch->dma.work_tag, ch->dma.work_map, 1043195801Smav BUS_DMASYNC_PREWRITE); 1044195801Smav /* Issue command to the controller. */ 1045195801Smav slot->state = SIIS_SLOT_RUNNING; 1046195801Smav ch->rslots |= (1 << slot->slot); 1047195801Smav prb_bus = ch->dma.work_bus + 1048195801Smav SIIS_CT_OFFSET + (SIIS_CT_SIZE * slot->slot); 1049195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CACTL(slot->slot), prb_bus); 1050195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CACTH(slot->slot), prb_bus >> 32); 1051195801Smav /* Start command execution timeout */ 1052195801Smav callout_reset(&slot->timeout, (int)ccb->ccb_h.timeout * hz / 1000, 1053195801Smav (timeout_t*)siis_timeout, slot); 1054195801Smav return; 1055195801Smav} 1056195801Smav 1057198852Smav/* Must be called with channel locked. */ 1058195801Smavstatic void 1059198852Smavsiis_process_timeout(device_t dev) 1060195801Smav{ 1061195801Smav struct siis_channel *ch = device_get_softc(dev); 1062195801Smav int i; 1063195801Smav 1064195801Smav mtx_assert(&ch->mtx, MA_OWNED); 1065198852Smav if (!ch->readlog && !ch->recovery) { 1066195801Smav xpt_freeze_simq(ch->sim, ch->numrslots); 1067198852Smav ch->recovery = 1; 1068195801Smav } 1069197838Smav /* Handle the rest of commands. */ 1070195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 1071195801Smav /* Do we have a running request on slot? */ 1072195801Smav if (ch->slot[i].state < SIIS_SLOT_RUNNING) 1073195801Smav continue; 1074198852Smav siis_end_transaction(&ch->slot[i], SIIS_ERR_TIMEOUT); 1075195801Smav } 1076195801Smav} 1077195801Smav 1078203870Smav/* Must be called with channel locked. */ 1079203870Smavstatic void 1080203870Smavsiis_rearm_timeout(device_t dev) 1081203870Smav{ 1082203870Smav struct siis_channel *ch = device_get_softc(dev); 1083203870Smav int i; 1084203870Smav 1085203870Smav mtx_assert(&ch->mtx, MA_OWNED); 1086203870Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 1087203870Smav struct siis_slot *slot = &ch->slot[i]; 1088203870Smav 1089203870Smav /* Do we have a running request on slot? */ 1090203870Smav if (slot->state < SIIS_SLOT_RUNNING) 1091203870Smav continue; 1092203870Smav if ((ch->toslots & (1 << i)) == 0) 1093203870Smav continue; 1094203870Smav callout_reset(&slot->timeout, 1095203870Smav (int)slot->ccb->ccb_h.timeout * hz / 1000, 1096203870Smav (timeout_t*)siis_timeout, slot); 1097203870Smav } 1098203870Smav} 1099203870Smav 1100198852Smav/* Locked by callout mechanism. */ 1101198852Smavstatic void 1102198852Smavsiis_timeout(struct siis_slot *slot) 1103198852Smav{ 1104198852Smav device_t dev = slot->dev; 1105198852Smav struct siis_channel *ch = device_get_softc(dev); 1106198852Smav 1107198852Smav mtx_assert(&ch->mtx, MA_OWNED); 1108198896Smav /* Check for stale timeout. */ 1109198896Smav if (slot->state < SIIS_SLOT_RUNNING) 1110198896Smav return; 1111198852Smav device_printf(dev, "Timeout on slot %d\n", slot->slot); 1112203108Smav device_printf(dev, "%s is %08x ss %08x rs %08x es %08x sts %08x serr %08x\n", 1113203108Smav __func__, ATA_INL(ch->r_mem, SIIS_P_IS), 1114203108Smav ATA_INL(ch->r_mem, SIIS_P_SS), ch->rslots, 1115203108Smav ATA_INL(ch->r_mem, SIIS_P_CMDERR), ATA_INL(ch->r_mem, SIIS_P_STS), 1116203108Smav ATA_INL(ch->r_mem, SIIS_P_SERR)); 1117198852Smav 1118198852Smav if (ch->toslots == 0) 1119198852Smav xpt_freeze_simq(ch->sim, 1); 1120198852Smav ch->toslots |= (1 << slot->slot); 1121198852Smav if ((ch->rslots & ~ch->toslots) == 0) 1122198852Smav siis_process_timeout(dev); 1123198852Smav else 1124198852Smav device_printf(dev, " ... waiting for slots %08x\n", 1125198852Smav ch->rslots & ~ch->toslots); 1126198852Smav} 1127198852Smav 1128195801Smav/* Must be called with channel locked. */ 1129195801Smavstatic void 1130195801Smavsiis_end_transaction(struct siis_slot *slot, enum siis_err_type et) 1131195801Smav{ 1132195801Smav device_t dev = slot->dev; 1133195801Smav struct siis_channel *ch = device_get_softc(dev); 1134195801Smav union ccb *ccb = slot->ccb; 1135195801Smav 1136195801Smav mtx_assert(&ch->mtx, MA_OWNED); 1137195801Smav bus_dmamap_sync(ch->dma.work_tag, ch->dma.work_map, 1138195801Smav BUS_DMASYNC_POSTWRITE); 1139195801Smav /* Read result registers to the result struct 1140195801Smav * May be incorrect if several commands finished same time, 1141195801Smav * so read only when sure or have to. 1142195801Smav */ 1143195801Smav if (ccb->ccb_h.func_code == XPT_ATA_IO) { 1144195801Smav struct ata_res *res = &ccb->ataio.res; 1145195801Smav if ((et == SIIS_ERR_TFE) || 1146195801Smav (ccb->ataio.cmd.flags & CAM_ATAIO_NEEDRESULT)) { 1147195801Smav int offs = SIIS_P_LRAM_SLOT(slot->slot) + 8; 1148195801Smav 1149195801Smav res->status = ATA_INB(ch->r_mem, offs + 2); 1150195801Smav res->error = ATA_INB(ch->r_mem, offs + 3); 1151195801Smav res->lba_low = ATA_INB(ch->r_mem, offs + 4); 1152195801Smav res->lba_mid = ATA_INB(ch->r_mem, offs + 5); 1153195801Smav res->lba_high = ATA_INB(ch->r_mem, offs + 6); 1154195801Smav res->device = ATA_INB(ch->r_mem, offs + 7); 1155195801Smav res->lba_low_exp = ATA_INB(ch->r_mem, offs + 8); 1156195801Smav res->lba_mid_exp = ATA_INB(ch->r_mem, offs + 9); 1157195801Smav res->lba_high_exp = ATA_INB(ch->r_mem, offs + 10); 1158195801Smav res->sector_count = ATA_INB(ch->r_mem, offs + 12); 1159195801Smav res->sector_count_exp = ATA_INB(ch->r_mem, offs + 13); 1160195801Smav } else 1161195801Smav bzero(res, sizeof(*res)); 1162195801Smav } 1163195801Smav if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 1164195801Smav bus_dmamap_sync(ch->dma.data_tag, slot->dma.data_map, 1165195801Smav (ccb->ccb_h.flags & CAM_DIR_IN) ? 1166195801Smav BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE); 1167195801Smav bus_dmamap_unload(ch->dma.data_tag, slot->dma.data_map); 1168195801Smav } 1169195801Smav /* Set proper result status. */ 1170195801Smav if (et != SIIS_ERR_NONE || ch->recovery) { 1171195801Smav ch->eslots |= (1 << slot->slot); 1172195801Smav ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 1173195801Smav } 1174198321Smav /* In case of error, freeze device for proper recovery. */ 1175198321Smav if (et != SIIS_ERR_NONE && 1176198321Smav !(ccb->ccb_h.status & CAM_DEV_QFRZN)) { 1177198321Smav xpt_freeze_devq(ccb->ccb_h.path, 1); 1178198321Smav ccb->ccb_h.status |= CAM_DEV_QFRZN; 1179198321Smav } 1180198321Smav ccb->ccb_h.status &= ~CAM_STATUS_MASK; 1181195801Smav switch (et) { 1182195801Smav case SIIS_ERR_NONE: 1183195801Smav ccb->ccb_h.status |= CAM_REQ_CMP; 1184195801Smav if (ccb->ccb_h.func_code == XPT_SCSI_IO) 1185195801Smav ccb->csio.scsi_status = SCSI_STATUS_OK; 1186195801Smav break; 1187195801Smav case SIIS_ERR_INVALID: 1188198852Smav ch->fatalerr = 1; 1189195801Smav ccb->ccb_h.status |= CAM_REQ_INVALID; 1190195801Smav break; 1191195801Smav case SIIS_ERR_INNOCENT: 1192195801Smav ccb->ccb_h.status |= CAM_REQUEUE_REQ; 1193195801Smav break; 1194195801Smav case SIIS_ERR_TFE: 1195198321Smav case SIIS_ERR_NCQ: 1196195801Smav if (ccb->ccb_h.func_code == XPT_SCSI_IO) { 1197195801Smav ccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 1198195801Smav ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND; 1199195801Smav } else { 1200195801Smav ccb->ccb_h.status |= CAM_ATA_STATUS_ERROR; 1201195801Smav } 1202195801Smav break; 1203195801Smav case SIIS_ERR_SATA: 1204198852Smav ch->fatalerr = 1; 1205195801Smav ccb->ccb_h.status |= CAM_UNCOR_PARITY; 1206195801Smav break; 1207195801Smav case SIIS_ERR_TIMEOUT: 1208198852Smav ch->fatalerr = 1; 1209195801Smav ccb->ccb_h.status |= CAM_CMD_TIMEOUT; 1210195801Smav break; 1211195801Smav default: 1212195801Smav ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 1213195801Smav } 1214195801Smav /* Free slot. */ 1215199747Smav ch->oslots &= ~(1 << slot->slot); 1216195801Smav ch->rslots &= ~(1 << slot->slot); 1217195801Smav ch->aslots &= ~(1 << slot->slot); 1218198852Smav if (et != SIIS_ERR_TIMEOUT) { 1219198852Smav if (ch->toslots == (1 << slot->slot)) 1220198852Smav xpt_release_simq(ch->sim, TRUE); 1221198852Smav ch->toslots &= ~(1 << slot->slot); 1222198852Smav } 1223195801Smav slot->state = SIIS_SLOT_EMPTY; 1224195801Smav slot->ccb = NULL; 1225195801Smav /* Update channel stats. */ 1226195801Smav ch->numrslots--; 1227195801Smav if ((ccb->ccb_h.func_code == XPT_ATA_IO) && 1228195801Smav (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) { 1229195801Smav ch->numtslots[ccb->ccb_h.target_id]--; 1230195801Smav } 1231198852Smav /* If it was our READ LOG command - process it. */ 1232198852Smav if (ch->readlog) { 1233198852Smav siis_process_read_log(dev, ccb); 1234195801Smav /* If it was NCQ command error, put result on hold. */ 1235198852Smav } else if (et == SIIS_ERR_NCQ) { 1236195801Smav ch->hold[slot->slot] = ccb; 1237195801Smav ch->numhslots++; 1238198852Smav } else 1239195801Smav xpt_done(ccb); 1240195801Smav /* Unfreeze frozen command. */ 1241199747Smav if (ch->frozen && !siis_check_collision(dev, ch->frozen)) { 1242195801Smav union ccb *fccb = ch->frozen; 1243195801Smav ch->frozen = NULL; 1244195801Smav siis_begin_transaction(dev, fccb); 1245195801Smav xpt_release_simq(ch->sim, TRUE); 1246195801Smav } 1247195801Smav /* If we have no other active commands, ... */ 1248195801Smav if (ch->rslots == 0) { 1249198852Smav /* if there were timeouts or fatal error - reset port. */ 1250198852Smav if (ch->toslots != 0 || ch->fatalerr) { 1251198852Smav siis_reset(dev); 1252198852Smav } else { 1253198852Smav /* if we have slots in error, we can reinit port. */ 1254198852Smav if (ch->eslots != 0) 1255198852Smav siis_portinit(dev); 1256198852Smav /* if there commands on hold, we can do READ LOG. */ 1257198852Smav if (!ch->readlog && ch->numhslots) 1258198852Smav siis_issue_read_log(dev); 1259198852Smav } 1260198852Smav /* If all the reset of commands are in timeout - abort them. */ 1261203870Smav } else if ((ch->rslots & ~ch->toslots) == 0 && 1262203870Smav et != SIIS_ERR_TIMEOUT) 1263203870Smav siis_rearm_timeout(dev); 1264195801Smav} 1265195801Smav 1266195801Smavstatic void 1267195801Smavsiis_issue_read_log(device_t dev) 1268195801Smav{ 1269195801Smav struct siis_channel *ch = device_get_softc(dev); 1270195801Smav union ccb *ccb; 1271195801Smav struct ccb_ataio *ataio; 1272195801Smav int i; 1273195801Smav 1274195801Smav /* Find some holden command. */ 1275195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 1276195801Smav if (ch->hold[i]) 1277195801Smav break; 1278195801Smav } 1279195801Smav if (i == SIIS_MAX_SLOTS) 1280195801Smav return; 1281195801Smav ch->readlog = 1; 1282195801Smav ccb = xpt_alloc_ccb_nowait(); 1283195801Smav if (ccb == NULL) { 1284195801Smav device_printf(dev, "Unable allocate READ LOG command"); 1285195801Smav return; /* XXX */ 1286195801Smav } 1287195801Smav ccb->ccb_h = ch->hold[i]->ccb_h; /* Reuse old header. */ 1288195801Smav ccb->ccb_h.func_code = XPT_ATA_IO; 1289195801Smav ccb->ccb_h.flags = CAM_DIR_IN; 1290195801Smav ccb->ccb_h.timeout = 1000; /* 1s should be enough. */ 1291195801Smav ataio = &ccb->ataio; 1292195801Smav ataio->data_ptr = malloc(512, M_SIIS, M_NOWAIT); 1293195801Smav if (ataio->data_ptr == NULL) { 1294195801Smav device_printf(dev, "Unable allocate memory for READ LOG command"); 1295195801Smav return; /* XXX */ 1296195801Smav } 1297195801Smav ataio->dxfer_len = 512; 1298195801Smav bzero(&ataio->cmd, sizeof(ataio->cmd)); 1299195801Smav ataio->cmd.flags = CAM_ATAIO_48BIT; 1300195801Smav ataio->cmd.command = 0x2F; /* READ LOG EXT */ 1301195801Smav ataio->cmd.sector_count = 1; 1302195801Smav ataio->cmd.sector_count_exp = 0; 1303195801Smav ataio->cmd.lba_low = 0x10; 1304195801Smav ataio->cmd.lba_mid = 0; 1305195801Smav ataio->cmd.lba_mid_exp = 0; 1306195801Smav siis_begin_transaction(dev, ccb); 1307195801Smav} 1308195801Smav 1309195801Smavstatic void 1310195801Smavsiis_process_read_log(device_t dev, union ccb *ccb) 1311195801Smav{ 1312195801Smav struct siis_channel *ch = device_get_softc(dev); 1313195801Smav uint8_t *data; 1314195801Smav struct ata_res *res; 1315195801Smav int i; 1316195801Smav 1317195801Smav ch->readlog = 0; 1318195801Smav data = ccb->ataio.data_ptr; 1319195801Smav if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 1320195801Smav (data[0] & 0x80) == 0) { 1321195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 1322195801Smav if (!ch->hold[i]) 1323195801Smav continue; 1324195801Smav if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id) 1325195801Smav continue; 1326195801Smav if ((data[0] & 0x1F) == i) { 1327195801Smav res = &ch->hold[i]->ataio.res; 1328195801Smav res->status = data[2]; 1329195801Smav res->error = data[3]; 1330195801Smav res->lba_low = data[4]; 1331195801Smav res->lba_mid = data[5]; 1332195801Smav res->lba_high = data[6]; 1333195801Smav res->device = data[7]; 1334195801Smav res->lba_low_exp = data[8]; 1335195801Smav res->lba_mid_exp = data[9]; 1336195801Smav res->lba_high_exp = data[10]; 1337195801Smav res->sector_count = data[12]; 1338195801Smav res->sector_count_exp = data[13]; 1339195801Smav } else { 1340195801Smav ch->hold[i]->ccb_h.status &= ~CAM_STATUS_MASK; 1341195801Smav ch->hold[i]->ccb_h.status |= CAM_REQUEUE_REQ; 1342195801Smav } 1343195801Smav xpt_done(ch->hold[i]); 1344195801Smav ch->hold[i] = NULL; 1345195801Smav ch->numhslots--; 1346195801Smav } 1347195801Smav } else { 1348195801Smav if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) 1349195801Smav device_printf(dev, "Error while READ LOG EXT\n"); 1350195801Smav else if ((data[0] & 0x80) == 0) { 1351195801Smav device_printf(dev, "Non-queued command error in READ LOG EXT\n"); 1352195801Smav } 1353195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 1354195801Smav if (!ch->hold[i]) 1355195801Smav continue; 1356195801Smav if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id) 1357195801Smav continue; 1358195801Smav xpt_done(ch->hold[i]); 1359195801Smav ch->hold[i] = NULL; 1360195801Smav ch->numhslots--; 1361195801Smav } 1362195801Smav } 1363195801Smav free(ccb->ataio.data_ptr, M_SIIS); 1364195801Smav xpt_free_ccb(ccb); 1365195801Smav} 1366195801Smav 1367195801Smavstatic void 1368195801Smavsiis_portinit(device_t dev) 1369195801Smav{ 1370195801Smav struct siis_channel *ch = device_get_softc(dev); 1371195801Smav int i; 1372195801Smav 1373195801Smav ch->eslots = 0; 1374195801Smav ch->recovery = 0; 1375195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_RESUME); 1376195801Smav for (i = 0; i < 16; i++) { 1377195801Smav ATA_OUTL(ch->r_mem, SIIS_P_PMPSTS(i), 0), 1378195801Smav ATA_OUTL(ch->r_mem, SIIS_P_PMPQACT(i), 0); 1379195801Smav } 1380195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PORT_INIT); 1381195801Smav siis_wait_ready(dev, 1000); 1382195801Smav} 1383195801Smav 1384198426Smavstatic int 1385195801Smavsiis_devreset(device_t dev) 1386195801Smav{ 1387195801Smav struct siis_channel *ch = device_get_softc(dev); 1388198426Smav int timeout = 0; 1389198426Smav uint32_t val; 1390195801Smav 1391195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_DEV_RESET); 1392198426Smav while (((val = ATA_INL(ch->r_mem, SIIS_P_STS)) & 1393198426Smav SIIS_P_CTL_DEV_RESET) != 0) { 1394198426Smav DELAY(1000); 1395198426Smav if (timeout++ > 100) { 1396198426Smav device_printf(dev, "device reset stuck (timeout %dms) " 1397198426Smav "status = %08x\n", timeout, val); 1398198426Smav return (EBUSY); 1399198426Smav } 1400198426Smav } 1401198426Smav return (0); 1402195801Smav} 1403195801Smav 1404195801Smavstatic int 1405195801Smavsiis_wait_ready(device_t dev, int t) 1406195801Smav{ 1407195801Smav struct siis_channel *ch = device_get_softc(dev); 1408195801Smav int timeout = 0; 1409195801Smav uint32_t val; 1410195801Smav 1411195801Smav while (((val = ATA_INL(ch->r_mem, SIIS_P_STS)) & 1412195801Smav SIIS_P_CTL_READY) == 0) { 1413195801Smav DELAY(1000); 1414195801Smav if (timeout++ > t) { 1415195801Smav device_printf(dev, "port is not ready (timeout %dms) " 1416195801Smav "status = %08x\n", t, val); 1417195801Smav return (EBUSY); 1418195801Smav } 1419195801Smav } 1420195801Smav return (0); 1421195801Smav} 1422195801Smav 1423195801Smavstatic void 1424195801Smavsiis_reset(device_t dev) 1425195801Smav{ 1426195801Smav struct siis_channel *ch = device_get_softc(dev); 1427199821Smav int i, retry = 0, sata_rev; 1428198426Smav uint32_t val; 1429195801Smav 1430203108Smav xpt_freeze_simq(ch->sim, 1); 1431195801Smav if (bootverbose) 1432195801Smav device_printf(dev, "SIIS reset...\n"); 1433198852Smav if (!ch->readlog && !ch->recovery) 1434198852Smav xpt_freeze_simq(ch->sim, ch->numrslots); 1435198852Smav /* Requeue frozen command. */ 1436195801Smav if (ch->frozen) { 1437195801Smav union ccb *fccb = ch->frozen; 1438195801Smav ch->frozen = NULL; 1439198321Smav fccb->ccb_h.status &= ~CAM_STATUS_MASK; 1440198321Smav fccb->ccb_h.status |= CAM_REQUEUE_REQ | CAM_RELEASE_SIMQ; 1441198321Smav if (!(fccb->ccb_h.status & CAM_DEV_QFRZN)) { 1442198321Smav xpt_freeze_devq(fccb->ccb_h.path, 1); 1443198321Smav fccb->ccb_h.status |= CAM_DEV_QFRZN; 1444198321Smav } 1445195801Smav xpt_done(fccb); 1446195801Smav } 1447198426Smav /* Requeue all running commands. */ 1448195801Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 1449195801Smav /* Do we have a running request on slot? */ 1450195801Smav if (ch->slot[i].state < SIIS_SLOT_RUNNING) 1451195801Smav continue; 1452195801Smav /* XXX; Commands in loading state. */ 1453195801Smav siis_end_transaction(&ch->slot[i], SIIS_ERR_INNOCENT); 1454195801Smav } 1455198852Smav /* Finish all holden commands as-is. */ 1456198852Smav for (i = 0; i < SIIS_MAX_SLOTS; i++) { 1457198852Smav if (!ch->hold[i]) 1458198852Smav continue; 1459198852Smav xpt_done(ch->hold[i]); 1460198852Smav ch->hold[i] = NULL; 1461198852Smav ch->numhslots--; 1462198852Smav } 1463198852Smav if (ch->toslots != 0) 1464198852Smav xpt_release_simq(ch->sim, TRUE); 1465198852Smav ch->eslots = 0; 1466198852Smav ch->recovery = 0; 1467198852Smav ch->toslots = 0; 1468198852Smav ch->fatalerr = 0; 1469198426Smav /* Disable port interrupts */ 1470198426Smav ATA_OUTL(ch->r_mem, SIIS_P_IECLR, 0x0000FFFF); 1471198426Smav /* Set speed limit. */ 1472199821Smav sata_rev = ch->user[ch->pm_present ? 15 : 0].revision; 1473199821Smav if (sata_rev == 1) 1474198426Smav val = ATA_SC_SPD_SPEED_GEN1; 1475199821Smav else if (sata_rev == 2) 1476198426Smav val = ATA_SC_SPD_SPEED_GEN2; 1477199821Smav else if (sata_rev == 3) 1478198426Smav val = ATA_SC_SPD_SPEED_GEN3; 1479198426Smav else 1480198426Smav val = 0; 1481198426Smav ATA_OUTL(ch->r_mem, SIIS_P_SCTL, 1482198426Smav ATA_SC_DET_IDLE | val | ((ch->pm_level > 0) ? 0 : 1483198426Smav (ATA_SC_IPM_DIS_PARTIAL | ATA_SC_IPM_DIS_SLUMBER))); 1484198852Smavretry: 1485198426Smav siis_devreset(dev); 1486195801Smav /* Reset and reconnect PHY, */ 1487198426Smav if (!siis_sata_connect(ch)) { 1488195801Smav ch->devices = 0; 1489195801Smav /* Enable port interrupts */ 1490195801Smav ATA_OUTL(ch->r_mem, SIIS_P_IESET, SIIS_P_IX_ENABLED); 1491195801Smav if (bootverbose) 1492195801Smav device_printf(dev, 1493195801Smav "SIIS reset done: phy reset found no device\n"); 1494195801Smav /* Tell the XPT about the event */ 1495195801Smav xpt_async(AC_BUS_RESET, ch->path, NULL); 1496203108Smav xpt_release_simq(ch->sim, TRUE); 1497195801Smav return; 1498195801Smav } 1499195801Smav /* Wait for clearing busy status. */ 1500198852Smav if (siis_wait_ready(dev, 10000)) { 1501195801Smav device_printf(dev, "device ready timeout\n"); 1502198852Smav if (!retry) { 1503198852Smav device_printf(dev, "trying full port reset ...\n"); 1504198852Smav /* Get port to the reset state. */ 1505198852Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PORT_RESET); 1506198852Smav DELAY(10000); 1507198852Smav /* Get port out of reset state. */ 1508198852Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PORT_RESET); 1509198852Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_32BIT); 1510198852Smav if (ch->pm_present) 1511198852Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PME); 1512198852Smav else 1513198852Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME); 1514198852Smav siis_wait_ready(dev, 5000); 1515198852Smav retry = 1; 1516198852Smav goto retry; 1517198852Smav } 1518198852Smav } 1519195801Smav ch->devices = 1; 1520195801Smav /* Enable port interrupts */ 1521195801Smav ATA_OUTL(ch->r_mem, SIIS_P_IS, 0xFFFFFFFF); 1522195801Smav ATA_OUTL(ch->r_mem, SIIS_P_IESET, SIIS_P_IX_ENABLED); 1523195801Smav if (bootverbose) 1524195801Smav device_printf(dev, "SIIS reset done: devices=%08x\n", ch->devices); 1525195801Smav /* Tell the XPT about the event */ 1526195801Smav xpt_async(AC_BUS_RESET, ch->path, NULL); 1527203108Smav xpt_release_simq(ch->sim, TRUE); 1528195801Smav} 1529195801Smav 1530195801Smavstatic int 1531199821Smavsiis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag) 1532195801Smav{ 1533199821Smav struct siis_channel *ch = device_get_softc(dev); 1534195801Smav u_int8_t *fis = &ctp->fis[0]; 1535195801Smav 1536195801Smav bzero(fis, 24); 1537195801Smav fis[0] = 0x27; /* host to device */ 1538195801Smav fis[1] = (ccb->ccb_h.target_id & 0x0f); 1539195801Smav if (ccb->ccb_h.func_code == XPT_SCSI_IO) { 1540195801Smav fis[1] |= 0x80; 1541195801Smav fis[2] = ATA_PACKET_CMD; 1542199821Smav if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE && 1543199821Smav ch->curr[ccb->ccb_h.target_id].mode >= ATA_DMA) 1544195801Smav fis[3] = ATA_F_DMA; 1545195801Smav else { 1546195801Smav fis[5] = ccb->csio.dxfer_len; 1547195801Smav fis[6] = ccb->csio.dxfer_len >> 8; 1548195801Smav } 1549195801Smav fis[7] = ATA_D_LBA; 1550195801Smav fis[15] = ATA_A_4BIT; 1551195801Smav bzero(ctp->u.atapi.ccb, 16); 1552195801Smav bcopy((ccb->ccb_h.flags & CAM_CDB_POINTER) ? 1553195801Smav ccb->csio.cdb_io.cdb_ptr : ccb->csio.cdb_io.cdb_bytes, 1554195801Smav ctp->u.atapi.ccb, ccb->csio.cdb_len); 1555195801Smav } else if ((ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) == 0) { 1556195801Smav fis[1] |= 0x80; 1557195801Smav fis[2] = ccb->ataio.cmd.command; 1558195801Smav fis[3] = ccb->ataio.cmd.features; 1559195801Smav fis[4] = ccb->ataio.cmd.lba_low; 1560195801Smav fis[5] = ccb->ataio.cmd.lba_mid; 1561195801Smav fis[6] = ccb->ataio.cmd.lba_high; 1562195801Smav fis[7] = ccb->ataio.cmd.device; 1563195801Smav fis[8] = ccb->ataio.cmd.lba_low_exp; 1564195801Smav fis[9] = ccb->ataio.cmd.lba_mid_exp; 1565195801Smav fis[10] = ccb->ataio.cmd.lba_high_exp; 1566195801Smav fis[11] = ccb->ataio.cmd.features_exp; 1567195801Smav if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) { 1568195801Smav fis[12] = tag << 3; 1569195801Smav fis[13] = 0; 1570195801Smav } else { 1571195801Smav fis[12] = ccb->ataio.cmd.sector_count; 1572195801Smav fis[13] = ccb->ataio.cmd.sector_count_exp; 1573195801Smav } 1574195801Smav fis[15] = ATA_A_4BIT; 1575195801Smav } else { 1576195801Smav /* Soft reset. */ 1577195801Smav } 1578195801Smav return (20); 1579195801Smav} 1580195801Smav 1581195801Smavstatic int 1582195801Smavsiis_sata_connect(struct siis_channel *ch) 1583195801Smav{ 1584195801Smav u_int32_t status; 1585195801Smav int timeout; 1586195801Smav 1587195801Smav /* Wait up to 100ms for "connect well" */ 1588195801Smav for (timeout = 0; timeout < 100 ; timeout++) { 1589195801Smav status = ATA_INL(ch->r_mem, SIIS_P_SSTS); 1590195801Smav if (((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_ONLINE) && 1591195801Smav ((status & ATA_SS_SPD_MASK) != ATA_SS_SPD_NO_SPEED) && 1592195801Smav ((status & ATA_SS_IPM_MASK) == ATA_SS_IPM_ACTIVE)) 1593195801Smav break; 1594195801Smav DELAY(1000); 1595195801Smav } 1596195801Smav if (timeout >= 100) { 1597195801Smav if (bootverbose) { 1598195801Smav device_printf(ch->dev, "SATA connect timeout status=%08x\n", 1599195801Smav status); 1600195801Smav } 1601195801Smav return (0); 1602195801Smav } 1603195801Smav if (bootverbose) { 1604195801Smav device_printf(ch->dev, "SATA connect time=%dms status=%08x\n", 1605195801Smav timeout, status); 1606195801Smav } 1607195801Smav /* Clear SATA error register */ 1608195801Smav ATA_OUTL(ch->r_mem, SIIS_P_SERR, 0xffffffff); 1609195801Smav return (1); 1610195801Smav} 1611195801Smav 1612195801Smavstatic void 1613195801Smavsiisaction(struct cam_sim *sim, union ccb *ccb) 1614195801Smav{ 1615195801Smav device_t dev; 1616195801Smav struct siis_channel *ch; 1617195801Smav 1618195801Smav CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("siisaction func_code=%x\n", 1619195801Smav ccb->ccb_h.func_code)); 1620195801Smav 1621195801Smav ch = (struct siis_channel *)cam_sim_softc(sim); 1622195801Smav dev = ch->dev; 1623195801Smav mtx_assert(&ch->mtx, MA_OWNED); 1624195801Smav switch (ccb->ccb_h.func_code) { 1625195801Smav /* Common cases first */ 1626195801Smav case XPT_ATA_IO: /* Execute the requested I/O operation */ 1627195801Smav case XPT_SCSI_IO: 1628195801Smav if (ch->devices == 0) { 1629195801Smav ccb->ccb_h.status = CAM_SEL_TIMEOUT; 1630195801Smav xpt_done(ccb); 1631195801Smav break; 1632195801Smav } 1633195801Smav /* Check for command collision. */ 1634195801Smav if (siis_check_collision(dev, ccb)) { 1635195801Smav /* Freeze command. */ 1636195801Smav ch->frozen = ccb; 1637195801Smav /* We have only one frozen slot, so freeze simq also. */ 1638195801Smav xpt_freeze_simq(ch->sim, 1); 1639195801Smav return; 1640195801Smav } 1641195801Smav siis_begin_transaction(dev, ccb); 1642195801Smav break; 1643195801Smav case XPT_EN_LUN: /* Enable LUN as a target */ 1644195801Smav case XPT_TARGET_IO: /* Execute target I/O request */ 1645195801Smav case XPT_ACCEPT_TARGET_IO: /* Accept Host Target Mode CDB */ 1646195801Smav case XPT_CONT_TARGET_IO: /* Continue Host Target I/O Connection*/ 1647195801Smav case XPT_ABORT: /* Abort the specified CCB */ 1648195801Smav /* XXX Implement */ 1649195801Smav ccb->ccb_h.status = CAM_REQ_INVALID; 1650195801Smav xpt_done(ccb); 1651195801Smav break; 1652195801Smav case XPT_SET_TRAN_SETTINGS: 1653195801Smav { 1654195801Smav struct ccb_trans_settings *cts = &ccb->cts; 1655199747Smav struct siis_device *d; 1656195801Smav 1657199747Smav if (cts->type == CTS_TYPE_CURRENT_SETTINGS) 1658199747Smav d = &ch->curr[ccb->ccb_h.target_id]; 1659199747Smav else 1660199747Smav d = &ch->user[ccb->ccb_h.target_id]; 1661199747Smav if (cts->xport_specific.sata.valid & CTS_SATA_VALID_REVISION) 1662199747Smav d->revision = cts->xport_specific.sata.revision; 1663199747Smav if (cts->xport_specific.sata.valid & CTS_SATA_VALID_MODE) 1664199747Smav d->mode = cts->xport_specific.sata.mode; 1665199747Smav if (cts->xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT) 1666199747Smav d->bytecount = min(8192, cts->xport_specific.sata.bytecount); 1667199747Smav if (cts->xport_specific.sata.valid & CTS_SATA_VALID_TAGS) 1668199747Smav d->tags = min(SIIS_MAX_SLOTS, cts->xport_specific.sata.tags); 1669195801Smav if (cts->xport_specific.sata.valid & CTS_SATA_VALID_PM) { 1670198852Smav ch->pm_present = cts->xport_specific.sata.pm_present; 1671198852Smav if (ch->pm_present) 1672195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PME); 1673195801Smav else 1674195801Smav ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME); 1675195801Smav } 1676203376Smav if (cts->xport_specific.sata.valid & CTS_SATA_VALID_TAGS) 1677203376Smav d->atapi = cts->xport_specific.sata.atapi; 1678195801Smav ccb->ccb_h.status = CAM_REQ_CMP; 1679195801Smav xpt_done(ccb); 1680195801Smav break; 1681195801Smav } 1682195801Smav case XPT_GET_TRAN_SETTINGS: 1683195801Smav /* Get default/user set transfer settings for the target */ 1684195801Smav { 1685195801Smav struct ccb_trans_settings *cts = &ccb->cts; 1686199747Smav struct siis_device *d; 1687195801Smav uint32_t status; 1688195801Smav 1689199747Smav if (cts->type == CTS_TYPE_CURRENT_SETTINGS) 1690199747Smav d = &ch->curr[ccb->ccb_h.target_id]; 1691199747Smav else 1692199747Smav d = &ch->user[ccb->ccb_h.target_id]; 1693195801Smav cts->protocol = PROTO_ATA; 1694196655Smav cts->protocol_version = PROTO_VERSION_UNSPECIFIED; 1695195801Smav cts->transport = XPORT_SATA; 1696196655Smav cts->transport_version = XPORT_VERSION_UNSPECIFIED; 1697195801Smav cts->proto_specific.valid = 0; 1698195801Smav cts->xport_specific.sata.valid = 0; 1699199747Smav if (cts->type == CTS_TYPE_CURRENT_SETTINGS && 1700199747Smav (ccb->ccb_h.target_id == 15 || 1701199747Smav (ccb->ccb_h.target_id == 0 && !ch->pm_present))) { 1702195801Smav status = ATA_INL(ch->r_mem, SIIS_P_SSTS) & ATA_SS_SPD_MASK; 1703199747Smav if (status & 0x0f0) { 1704199747Smav cts->xport_specific.sata.revision = 1705199747Smav (status & 0x0f0) >> 4; 1706199747Smav cts->xport_specific.sata.valid |= 1707199747Smav CTS_SATA_VALID_REVISION; 1708199747Smav } 1709199747Smav } else { 1710199747Smav cts->xport_specific.sata.revision = d->revision; 1711199747Smav cts->xport_specific.sata.valid |= CTS_SATA_VALID_REVISION; 1712195801Smav } 1713199747Smav cts->xport_specific.sata.mode = d->mode; 1714199747Smav cts->xport_specific.sata.valid |= CTS_SATA_VALID_MODE; 1715199747Smav cts->xport_specific.sata.bytecount = d->bytecount; 1716199747Smav cts->xport_specific.sata.valid |= CTS_SATA_VALID_BYTECOUNT; 1717198852Smav cts->xport_specific.sata.pm_present = ch->pm_present; 1718195801Smav cts->xport_specific.sata.valid |= CTS_SATA_VALID_PM; 1719199747Smav cts->xport_specific.sata.tags = d->tags; 1720199747Smav cts->xport_specific.sata.valid |= CTS_SATA_VALID_TAGS; 1721203376Smav cts->xport_specific.sata.atapi = d->atapi; 1722203376Smav cts->xport_specific.sata.valid |= CTS_SATA_VALID_ATAPI; 1723195801Smav ccb->ccb_h.status = CAM_REQ_CMP; 1724195801Smav xpt_done(ccb); 1725195801Smav break; 1726195801Smav } 1727195801Smav#if 0 1728195801Smav case XPT_CALC_GEOMETRY: 1729195801Smav { 1730195801Smav struct ccb_calc_geometry *ccg; 1731195801Smav uint32_t size_mb; 1732195801Smav uint32_t secs_per_cylinder; 1733195801Smav 1734195801Smav ccg = &ccb->ccg; 1735195801Smav size_mb = ccg->volume_size 1736195801Smav / ((1024L * 1024L) / ccg->block_size); 1737195801Smav if (size_mb >= 1024 && (aha->extended_trans != 0)) { 1738195801Smav if (size_mb >= 2048) { 1739195801Smav ccg->heads = 255; 1740195801Smav ccg->secs_per_track = 63; 1741195801Smav } else { 1742195801Smav ccg->heads = 128; 1743195801Smav ccg->secs_per_track = 32; 1744195801Smav } 1745195801Smav } else { 1746195801Smav ccg->heads = 64; 1747195801Smav ccg->secs_per_track = 32; 1748195801Smav } 1749195801Smav secs_per_cylinder = ccg->heads * ccg->secs_per_track; 1750195801Smav ccg->cylinders = ccg->volume_size / secs_per_cylinder; 1751195801Smav ccb->ccb_h.status = CAM_REQ_CMP; 1752195801Smav xpt_done(ccb); 1753195801Smav break; 1754195801Smav } 1755195801Smav#endif 1756195801Smav case XPT_RESET_BUS: /* Reset the specified SCSI bus */ 1757195801Smav case XPT_RESET_DEV: /* Bus Device Reset the specified SCSI device */ 1758195801Smav siis_reset(dev); 1759195801Smav ccb->ccb_h.status = CAM_REQ_CMP; 1760195801Smav xpt_done(ccb); 1761195801Smav break; 1762195801Smav case XPT_TERM_IO: /* Terminate the I/O process */ 1763195801Smav /* XXX Implement */ 1764195801Smav ccb->ccb_h.status = CAM_REQ_INVALID; 1765195801Smav xpt_done(ccb); 1766195801Smav break; 1767195801Smav case XPT_PATH_INQ: /* Path routing inquiry */ 1768195801Smav { 1769195801Smav struct ccb_pathinq *cpi = &ccb->cpi; 1770195801Smav 1771195801Smav cpi->version_num = 1; /* XXX??? */ 1772195801Smav cpi->hba_inquiry = PI_SDTR_ABLE | PI_TAG_ABLE; 1773195801Smav cpi->hba_inquiry |= PI_SATAPM; 1774195801Smav cpi->target_sprt = 0; 1775195801Smav cpi->hba_misc = PIM_SEQSCAN; 1776195801Smav cpi->hba_eng_cnt = 0; 1777198322Smav cpi->max_target = 15; 1778195801Smav cpi->max_lun = 0; 1779195801Smav cpi->initiator_id = 0; 1780195801Smav cpi->bus_id = cam_sim_bus(sim); 1781195801Smav cpi->base_transfer_speed = 150000; 1782195801Smav strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 1783195801Smav strncpy(cpi->hba_vid, "SIIS", HBA_IDLEN); 1784195801Smav strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 1785195801Smav cpi->unit_number = cam_sim_unit(sim); 1786195801Smav cpi->transport = XPORT_SATA; 1787196655Smav cpi->transport_version = XPORT_VERSION_UNSPECIFIED; 1788195801Smav cpi->protocol = PROTO_ATA; 1789196655Smav cpi->protocol_version = PROTO_VERSION_UNSPECIFIED; 1790195801Smav cpi->ccb_h.status = CAM_REQ_CMP; 1791195801Smav cpi->maxio = MAXPHYS; 1792195801Smav xpt_done(ccb); 1793195801Smav break; 1794195801Smav } 1795195801Smav default: 1796195801Smav ccb->ccb_h.status = CAM_REQ_INVALID; 1797195801Smav xpt_done(ccb); 1798195801Smav break; 1799195801Smav } 1800195801Smav} 1801195801Smav 1802195801Smavstatic void 1803195801Smavsiispoll(struct cam_sim *sim) 1804195801Smav{ 1805195801Smav struct siis_channel *ch = (struct siis_channel *)cam_sim_softc(sim); 1806195801Smav 1807195801Smav siis_ch_intr(ch->dev); 1808195801Smav} 1809