2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer,
12 * without modification, immediately at the beginning of the file.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
33 #include <sys/module.h>
34 #include <sys/systm.h>
35 #include <sys/kernel.h>
38 #include <sys/endian.h>
39 #include <sys/malloc.h>
41 #include <sys/mutex.h>
43 #include <sys/taskqueue.h>
45 #include <machine/stdarg.h>
46 #include <machine/resource.h>
47 #include <machine/bus.h>
49 #include <dev/led/led.h>
50 #include <dev/pci/pcivar.h>
51 #include <dev/pci/pcireg.h>
55 #include <cam/cam_ccb.h>
56 #include <cam/cam_sim.h>
57 #include <cam/cam_xpt_sim.h>
58 #include <cam/cam_debug.h>
60 /* local prototypes */
61 static int siis_setup_interrupt(device_t dev);
62 static void siis_intr(void *data);
63 static int siis_suspend(device_t dev);
64 static int siis_resume(device_t dev);
65 static int siis_ch_init(device_t dev);
66 static int siis_ch_deinit(device_t dev);
67 static int siis_ch_suspend(device_t dev);
68 static int siis_ch_resume(device_t dev);
69 static void siis_ch_intr_locked(void *data);
70 static void siis_ch_intr(void *data);
71 static void siis_ch_led(void *priv, int onoff);
72 static void siis_begin_transaction(device_t dev, union ccb *ccb);
73 static void siis_dmasetprd(void *arg, bus_dma_segment_t *segs, int nsegs, int error);
74 static void siis_execute_transaction(struct siis_slot *slot);
75 static void siis_timeout(void *arg);
76 static void siis_end_transaction(struct siis_slot *slot, enum siis_err_type et);
77 static int siis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag);
78 static void siis_dmainit(device_t dev);
79 static void siis_dmasetupc_cb(void *xsc, bus_dma_segment_t *segs, int nsegs, int error);
80 static void siis_dmafini(device_t dev);
81 static void siis_slotsalloc(device_t dev);
82 static void siis_slotsfree(device_t dev);
83 static void siis_reset(device_t dev);
84 static void siis_portinit(device_t dev);
85 static int siis_wait_ready(device_t dev, int t);
87 static int siis_sata_connect(struct siis_channel *ch);
89 static void siis_issue_recovery(device_t dev);
90 static void siis_process_read_log(device_t dev, union ccb *ccb);
91 static void siis_process_request_sense(device_t dev, union ccb *ccb);
93 static void siisaction(struct cam_sim *sim, union ccb *ccb);
94 static void siispoll(struct cam_sim *sim);
96 static MALLOC_DEFINE(M_SIIS, "SIIS driver", "SIIS driver data buffers");
103 #define SIIS_Q_SNTF 1
104 #define SIIS_Q_NOMSI 2
106 {0x31241095, "SiI3124", 4, 0},
107 {0x31248086, "SiI3124", 4, 0},
108 {0x31321095, "SiI3132", 2, SIIS_Q_SNTF|SIIS_Q_NOMSI},
109 {0x02421095, "SiI3132", 2, SIIS_Q_SNTF|SIIS_Q_NOMSI},
110 {0x02441095, "SiI3132", 2, SIIS_Q_SNTF|SIIS_Q_NOMSI},
111 {0x31311095, "SiI3131", 1, SIIS_Q_SNTF|SIIS_Q_NOMSI},
112 {0x35311095, "SiI3531", 1, SIIS_Q_SNTF|SIIS_Q_NOMSI},
116 #define recovery_type spriv_field0
117 #define RECOVERY_NONE 0
118 #define RECOVERY_READ_LOG 1
119 #define RECOVERY_REQUEST_SENSE 2
120 #define recovery_slot spriv_field1
123 siis_probe(device_t dev)
127 uint32_t devid = pci_get_devid(dev);
129 for (i = 0; siis_ids[i].id != 0; i++) {
130 if (siis_ids[i].id == devid) {
131 snprintf(buf, sizeof(buf), "%s SATA controller",
133 device_set_desc_copy(dev, buf);
134 return (BUS_PROBE_DEFAULT);
141 siis_attach(device_t dev)
143 struct siis_controller *ctlr = device_get_softc(dev);
144 uint32_t devid = pci_get_devid(dev);
149 for (i = 0; siis_ids[i].id != 0; i++) {
150 if (siis_ids[i].id == devid)
153 ctlr->quirks = siis_ids[i].quirks;
155 ctlr->r_grid = PCIR_BAR(0);
156 if (!(ctlr->r_gmem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
157 &ctlr->r_grid, RF_ACTIVE)))
159 ctlr->gctl = ATA_INL(ctlr->r_gmem, SIIS_GCTL);
160 /* Channels memory */
161 ctlr->r_rid = PCIR_BAR(2);
162 if (!(ctlr->r_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
163 &ctlr->r_rid, RF_ACTIVE)))
165 /* Setup our own memory management for channels. */
166 ctlr->sc_iomem.rm_start = rman_get_start(ctlr->r_mem);
167 ctlr->sc_iomem.rm_end = rman_get_end(ctlr->r_mem);
168 ctlr->sc_iomem.rm_type = RMAN_ARRAY;
169 ctlr->sc_iomem.rm_descr = "I/O memory addresses";
170 if ((error = rman_init(&ctlr->sc_iomem)) != 0) {
171 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem);
172 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem);
175 if ((error = rman_manage_region(&ctlr->sc_iomem,
176 rman_get_start(ctlr->r_mem), rman_get_end(ctlr->r_mem))) != 0) {
177 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem);
178 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem);
179 rman_fini(&ctlr->sc_iomem);
182 pci_enable_busmaster(dev);
183 /* Reset controller */
185 /* Number of HW channels */
186 ctlr->channels = siis_ids[i].ports;
187 /* Setup interrupts. */
188 if (siis_setup_interrupt(dev)) {
189 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem);
190 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem);
191 rman_fini(&ctlr->sc_iomem);
194 /* Attach all channels on this controller */
195 for (unit = 0; unit < ctlr->channels; unit++) {
196 child = device_add_child(dev, "siisch", -1);
198 device_printf(dev, "failed to add channel device\n");
200 device_set_ivars(child, (void *)(intptr_t)unit);
202 bus_generic_attach(dev);
207 siis_detach(device_t dev)
209 struct siis_controller *ctlr = device_get_softc(dev);
211 /* Detach & delete all children */
212 device_delete_children(dev);
214 /* Free interrupts. */
215 if (ctlr->irq.r_irq) {
216 bus_teardown_intr(dev, ctlr->irq.r_irq,
218 bus_release_resource(dev, SYS_RES_IRQ,
219 ctlr->irq.r_irq_rid, ctlr->irq.r_irq);
221 pci_release_msi(dev);
223 rman_fini(&ctlr->sc_iomem);
224 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem);
225 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem);
230 siis_suspend(device_t dev)
232 struct siis_controller *ctlr = device_get_softc(dev);
234 bus_generic_suspend(dev);
235 /* Put controller into reset state. */
236 ctlr->gctl |= SIIS_GCTL_GRESET;
237 ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl);
242 siis_resume(device_t dev)
244 struct siis_controller *ctlr = device_get_softc(dev);
246 /* Set PCIe max read request size to at least 1024 bytes */
247 if (pci_get_max_read_req(dev) < 1024)
248 pci_set_max_read_req(dev, 1024);
249 /* Put controller into reset state. */
250 ctlr->gctl |= SIIS_GCTL_GRESET;
251 ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl);
253 /* Get controller out of reset state and enable port interrupts. */
254 ctlr->gctl &= ~(SIIS_GCTL_GRESET | SIIS_GCTL_I2C_IE);
255 ctlr->gctl |= 0x0000000f;
256 ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl);
257 return (bus_generic_resume(dev));
261 siis_setup_interrupt(device_t dev)
263 struct siis_controller *ctlr = device_get_softc(dev);
264 int msi = ctlr->quirks & SIIS_Q_NOMSI ? 0 : 1;
267 resource_int_value(device_get_name(dev),
268 device_get_unit(dev), "msi", &msi);
272 msi = min(1, pci_msi_count(dev));
273 /* Allocate MSI if needed/present. */
274 if (msi && pci_alloc_msi(dev, &msi) != 0)
276 /* Allocate all IRQs. */
277 ctlr->irq.r_irq_rid = msi ? 1 : 0;
278 if (!(ctlr->irq.r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
279 &ctlr->irq.r_irq_rid, RF_SHAREABLE | RF_ACTIVE))) {
280 device_printf(dev, "unable to map interrupt\n");
283 if ((bus_setup_intr(dev, ctlr->irq.r_irq, ATA_INTR_FLAGS, NULL,
284 siis_intr, ctlr, &ctlr->irq.handle))) {
285 /* SOS XXX release r_irq */
286 device_printf(dev, "unable to setup interrupt\n");
293 * Common case interrupt handler.
296 siis_intr(void *data)
298 struct siis_controller *ctlr = (struct siis_controller *)data;
303 is = ATA_INL(ctlr->r_gmem, SIIS_IS);
304 for (unit = 0; unit < ctlr->channels; unit++) {
305 if ((is & SIIS_IS_PORT(unit)) != 0 &&
306 (arg = ctlr->interrupt[unit].argument)) {
307 ctlr->interrupt[unit].function(arg);
310 /* Acknowledge interrupt, if MSI enabled. */
311 if (ctlr->irq.r_irq_rid) {
312 ATA_OUTL(ctlr->r_gmem, SIIS_GCTL,
313 ctlr->gctl | SIIS_GCTL_MSIACK);
317 static struct resource *
318 siis_alloc_resource(device_t dev, device_t child, int type, int *rid,
319 rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)
321 struct siis_controller *ctlr = device_get_softc(dev);
322 int unit = ((struct siis_channel *)device_get_softc(child))->unit;
323 struct resource *res = NULL;
324 int offset = unit << 13;
329 st = rman_get_start(ctlr->r_mem);
330 res = rman_reserve_resource(&ctlr->sc_iomem, st + offset,
331 st + offset + 0x2000, 0x2000, RF_ACTIVE, child);
333 bus_space_handle_t bsh;
335 bsh = rman_get_bushandle(ctlr->r_mem);
336 bst = rman_get_bustag(ctlr->r_mem);
337 bus_space_subregion(bst, bsh, offset, 0x2000, &bsh);
338 rman_set_bushandle(res, bsh);
339 rman_set_bustag(res, bst);
343 if (*rid == ATA_IRQ_RID)
344 res = ctlr->irq.r_irq;
351 siis_release_resource(device_t dev, device_t child, int type, int rid,
357 rman_release_resource(r);
360 if (rid != ATA_IRQ_RID)
368 siis_setup_intr(device_t dev, device_t child, struct resource *irq,
369 int flags, driver_filter_t *filter, driver_intr_t *function,
370 void *argument, void **cookiep)
372 struct siis_controller *ctlr = device_get_softc(dev);
373 int unit = (intptr_t)device_get_ivars(child);
375 if (filter != NULL) {
376 printf("siis.c: we cannot use a filter here\n");
379 ctlr->interrupt[unit].function = function;
380 ctlr->interrupt[unit].argument = argument;
385 siis_teardown_intr(device_t dev, device_t child, struct resource *irq,
388 struct siis_controller *ctlr = device_get_softc(dev);
389 int unit = (intptr_t)device_get_ivars(child);
391 ctlr->interrupt[unit].function = NULL;
392 ctlr->interrupt[unit].argument = NULL;
397 siis_print_child(device_t dev, device_t child)
401 retval = bus_print_child_header(dev, child);
402 retval += printf(" at channel %d",
403 (int)(intptr_t)device_get_ivars(child));
404 retval += bus_print_child_footer(dev, child);
410 siis_child_location_str(device_t dev, device_t child, char *buf,
414 snprintf(buf, buflen, "channel=%d",
415 (int)(intptr_t)device_get_ivars(child));
420 siis_get_dma_tag(device_t bus, device_t child)
423 return (bus_get_dma_tag(bus));
426 devclass_t siis_devclass;
427 static device_method_t siis_methods[] = {
428 DEVMETHOD(device_probe, siis_probe),
429 DEVMETHOD(device_attach, siis_attach),
430 DEVMETHOD(device_detach, siis_detach),
431 DEVMETHOD(device_suspend, siis_suspend),
432 DEVMETHOD(device_resume, siis_resume),
433 DEVMETHOD(bus_print_child, siis_print_child),
434 DEVMETHOD(bus_alloc_resource, siis_alloc_resource),
435 DEVMETHOD(bus_release_resource, siis_release_resource),
436 DEVMETHOD(bus_setup_intr, siis_setup_intr),
437 DEVMETHOD(bus_teardown_intr,siis_teardown_intr),
438 DEVMETHOD(bus_child_location_str, siis_child_location_str),
439 DEVMETHOD(bus_get_dma_tag, siis_get_dma_tag),
442 static driver_t siis_driver = {
445 sizeof(struct siis_controller)
447 DRIVER_MODULE(siis, pci, siis_driver, siis_devclass, 0, 0);
448 MODULE_VERSION(siis, 1);
449 MODULE_DEPEND(siis, cam, 1, 1, 1);
452 siis_ch_probe(device_t dev)
455 device_set_desc_copy(dev, "SIIS channel");
456 return (BUS_PROBE_DEFAULT);
460 siis_ch_attach(device_t dev)
462 struct siis_controller *ctlr = device_get_softc(device_get_parent(dev));
463 struct siis_channel *ch = device_get_softc(dev);
464 struct cam_devq *devq;
465 int rid, error, i, sata_rev = 0;
468 ch->unit = (intptr_t)device_get_ivars(dev);
469 ch->quirks = ctlr->quirks;
471 resource_int_value(device_get_name(dev),
472 device_get_unit(dev), "pm_level", &ch->pm_level);
473 resource_int_value(device_get_name(dev),
474 device_get_unit(dev), "sata_rev", &sata_rev);
475 for (i = 0; i < 16; i++) {
476 ch->user[i].revision = sata_rev;
477 ch->user[i].mode = 0;
478 ch->user[i].bytecount = 8192;
479 ch->user[i].tags = SIIS_MAX_SLOTS;
480 ch->curr[i] = ch->user[i];
482 ch->user[i].caps = CTS_SATA_CAPS_H_PMREQ;
483 ch->user[i].caps |= CTS_SATA_CAPS_H_AN;
485 mtx_init(&ch->mtx, "SIIS channel lock", NULL, MTX_DEF);
487 if (!(ch->r_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
491 siis_slotsalloc(dev);
495 if (!(ch->r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
496 &rid, RF_SHAREABLE | RF_ACTIVE))) {
497 device_printf(dev, "Unable to map interrupt\n");
501 if ((bus_setup_intr(dev, ch->r_irq, ATA_INTR_FLAGS, NULL,
502 siis_ch_intr_locked, dev, &ch->ih))) {
503 device_printf(dev, "Unable to setup interrupt\n");
507 /* Create the device queue for our SIM. */
508 devq = cam_simq_alloc(SIIS_MAX_SLOTS);
510 device_printf(dev, "Unable to allocate simq\n");
514 /* Construct SIM entry */
515 ch->sim = cam_sim_alloc(siisaction, siispoll, "siisch", ch,
516 device_get_unit(dev), &ch->mtx, 2, SIIS_MAX_SLOTS, devq);
517 if (ch->sim == NULL) {
519 device_printf(dev, "unable to allocate sim\n");
523 if (xpt_bus_register(ch->sim, dev, 0) != CAM_SUCCESS) {
524 device_printf(dev, "unable to register xpt bus\n");
528 if (xpt_create_path(&ch->path, /*periph*/NULL, cam_sim_path(ch->sim),
529 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
530 device_printf(dev, "unable to create path\n");
534 mtx_unlock(&ch->mtx);
535 ch->led = led_create(siis_ch_led, dev, device_get_nameunit(dev));
539 xpt_bus_deregister(cam_sim_path(ch->sim));
541 cam_sim_free(ch->sim, /*free_devq*/TRUE);
543 bus_release_resource(dev, SYS_RES_IRQ, ATA_IRQ_RID, ch->r_irq);
545 bus_release_resource(dev, SYS_RES_MEMORY, ch->unit, ch->r_mem);
546 mtx_unlock(&ch->mtx);
547 mtx_destroy(&ch->mtx);
552 siis_ch_detach(device_t dev)
554 struct siis_channel *ch = device_get_softc(dev);
556 led_destroy(ch->led);
558 xpt_async(AC_LOST_DEVICE, ch->path, NULL);
559 xpt_free_path(ch->path);
560 xpt_bus_deregister(cam_sim_path(ch->sim));
561 cam_sim_free(ch->sim, /*free_devq*/TRUE);
562 mtx_unlock(&ch->mtx);
564 bus_teardown_intr(dev, ch->r_irq, ch->ih);
565 bus_release_resource(dev, SYS_RES_IRQ, ATA_IRQ_RID, ch->r_irq);
571 bus_release_resource(dev, SYS_RES_MEMORY, ch->unit, ch->r_mem);
572 mtx_destroy(&ch->mtx);
577 siis_ch_init(device_t dev)
579 struct siis_channel *ch = device_get_softc(dev);
581 /* Get port out of reset state. */
582 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PORT_RESET);
583 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_32BIT);
585 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PME);
587 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME);
588 /* Enable port interrupts */
589 ATA_OUTL(ch->r_mem, SIIS_P_IESET, SIIS_P_IX_ENABLED);
594 siis_ch_deinit(device_t dev)
596 struct siis_channel *ch = device_get_softc(dev);
598 /* Put port into reset state. */
599 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PORT_RESET);
604 siis_ch_suspend(device_t dev)
606 struct siis_channel *ch = device_get_softc(dev);
609 xpt_freeze_simq(ch->sim, 1);
611 msleep(ch, &ch->mtx, PRIBIO, "siissusp", hz/100);
613 mtx_unlock(&ch->mtx);
618 siis_ch_resume(device_t dev)
620 struct siis_channel *ch = device_get_softc(dev);
625 xpt_release_simq(ch->sim, TRUE);
626 mtx_unlock(&ch->mtx);
630 devclass_t siisch_devclass;
631 static device_method_t siisch_methods[] = {
632 DEVMETHOD(device_probe, siis_ch_probe),
633 DEVMETHOD(device_attach, siis_ch_attach),
634 DEVMETHOD(device_detach, siis_ch_detach),
635 DEVMETHOD(device_suspend, siis_ch_suspend),
636 DEVMETHOD(device_resume, siis_ch_resume),
639 static driver_t siisch_driver = {
642 sizeof(struct siis_channel)
644 DRIVER_MODULE(siisch, siis, siisch_driver, siis_devclass, 0, 0);
647 siis_ch_led(void *priv, int onoff)
650 struct siis_channel *ch;
652 dev = (device_t)priv;
653 ch = device_get_softc(dev);
656 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_LED_ON);
658 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_LED_ON);
661 struct siis_dc_cb_args {
667 siis_dmainit(device_t dev)
669 struct siis_channel *ch = device_get_softc(dev);
670 struct siis_dc_cb_args dcba;
673 if (bus_dma_tag_create(bus_get_dma_tag(dev), 1024, 0,
674 BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
675 NULL, NULL, SIIS_WORK_SIZE, 1, SIIS_WORK_SIZE,
676 0, NULL, NULL, &ch->dma.work_tag))
678 if (bus_dmamem_alloc(ch->dma.work_tag, (void **)&ch->dma.work, 0,
681 if (bus_dmamap_load(ch->dma.work_tag, ch->dma.work_map, ch->dma.work,
682 SIIS_WORK_SIZE, siis_dmasetupc_cb, &dcba, 0) || dcba.error) {
683 bus_dmamem_free(ch->dma.work_tag, ch->dma.work, ch->dma.work_map);
686 ch->dma.work_bus = dcba.maddr;
688 if (bus_dma_tag_create(bus_get_dma_tag(dev), 1, 0,
689 BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
691 SIIS_SG_ENTRIES * PAGE_SIZE, SIIS_SG_ENTRIES, 0xFFFFFFFF,
692 0, busdma_lock_mutex, &ch->mtx, &ch->dma.data_tag)) {
698 device_printf(dev, "WARNING - DMA initialization failed\n");
703 siis_dmasetupc_cb(void *xsc, bus_dma_segment_t *segs, int nsegs, int error)
705 struct siis_dc_cb_args *dcba = (struct siis_dc_cb_args *)xsc;
707 if (!(dcba->error = error))
708 dcba->maddr = segs[0].ds_addr;
712 siis_dmafini(device_t dev)
714 struct siis_channel *ch = device_get_softc(dev);
716 if (ch->dma.data_tag) {
717 bus_dma_tag_destroy(ch->dma.data_tag);
718 ch->dma.data_tag = NULL;
720 if (ch->dma.work_bus) {
721 bus_dmamap_unload(ch->dma.work_tag, ch->dma.work_map);
722 bus_dmamem_free(ch->dma.work_tag, ch->dma.work, ch->dma.work_map);
723 ch->dma.work_bus = 0;
724 ch->dma.work_map = NULL;
727 if (ch->dma.work_tag) {
728 bus_dma_tag_destroy(ch->dma.work_tag);
729 ch->dma.work_tag = NULL;
734 siis_slotsalloc(device_t dev)
736 struct siis_channel *ch = device_get_softc(dev);
739 /* Alloc and setup command/dma slots */
740 bzero(ch->slot, sizeof(ch->slot));
741 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
742 struct siis_slot *slot = &ch->slot[i];
746 slot->state = SIIS_SLOT_EMPTY;
747 slot->prb_offset = SIIS_PRB_SIZE * i;
749 callout_init_mtx(&slot->timeout, &ch->mtx, 0);
751 if (bus_dmamap_create(ch->dma.data_tag, 0, &slot->dma.data_map))
752 device_printf(ch->dev, "FAILURE - create data_map\n");
757 siis_slotsfree(device_t dev)
759 struct siis_channel *ch = device_get_softc(dev);
762 /* Free all dma slots */
763 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
764 struct siis_slot *slot = &ch->slot[i];
766 callout_drain(&slot->timeout);
767 if (slot->dma.data_map) {
768 bus_dmamap_destroy(ch->dma.data_tag, slot->dma.data_map);
769 slot->dma.data_map = NULL;
775 siis_notify_events(device_t dev)
777 struct siis_channel *ch = device_get_softc(dev);
778 struct cam_path *dpath;
782 if (ch->quirks & SIIS_Q_SNTF) {
783 status = ATA_INL(ch->r_mem, SIIS_P_SNTF);
784 ATA_OUTL(ch->r_mem, SIIS_P_SNTF, status);
787 * Without SNTF we have no idea which device sent notification.
788 * If PMP is connected, assume it, else - device.
790 status = (ch->pm_present) ? 0x8000 : 0x0001;
793 device_printf(dev, "SNTF 0x%04x\n", status);
794 for (i = 0; i < 16; i++) {
795 if ((status & (1 << i)) == 0)
797 if (xpt_create_path(&dpath, NULL,
798 xpt_path_path_id(ch->path), i, 0) == CAM_REQ_CMP) {
799 xpt_async(AC_SCSI_AEN, dpath, NULL);
800 xpt_free_path(dpath);
807 siis_phy_check_events(device_t dev)
809 struct siis_channel *ch = device_get_softc(dev);
811 /* If we have a connection event, deal with it */
812 if (ch->pm_level == 0) {
813 u_int32_t status = ATA_INL(ch->r_mem, SIIS_P_SSTS);
817 if (((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_ONLINE) &&
818 ((status & ATA_SS_SPD_MASK) != ATA_SS_SPD_NO_SPEED) &&
819 ((status & ATA_SS_IPM_MASK) == ATA_SS_IPM_ACTIVE)) {
820 device_printf(dev, "CONNECT requested\n");
822 device_printf(dev, "DISCONNECT requested\n");
825 if ((ccb = xpt_alloc_ccb_nowait()) == NULL)
827 if (xpt_create_path(&ccb->ccb_h.path, NULL,
828 cam_sim_path(ch->sim),
829 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
838 siis_ch_intr_locked(void *data)
840 device_t dev = (device_t)data;
841 struct siis_channel *ch = device_get_softc(dev);
845 mtx_unlock(&ch->mtx);
849 siis_ch_intr(void *data)
851 device_t dev = (device_t)data;
852 struct siis_channel *ch = device_get_softc(dev);
853 uint32_t istatus, sstatus, ctx, estatus, ok, err = 0;
854 enum siis_err_type et;
855 int i, ccs, port, tslots;
857 mtx_assert(&ch->mtx, MA_OWNED);
858 /* Read command statuses. */
859 sstatus = ATA_INL(ch->r_mem, SIIS_P_SS);
860 ok = ch->rslots & ~sstatus;
861 /* Complete all successful commands. */
862 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
864 siis_end_transaction(&ch->slot[i], SIIS_ERR_NONE);
866 /* Do we have any other events? */
867 if ((sstatus & SIIS_P_SS_ATTN) == 0)
869 /* Read and clear interrupt statuses. */
870 istatus = ATA_INL(ch->r_mem, SIIS_P_IS) &
871 (0xFFFF & ~SIIS_P_IX_COMMCOMP);
872 ATA_OUTL(ch->r_mem, SIIS_P_IS, istatus);
873 /* Process PHY events */
874 if (istatus & SIIS_P_IX_PHYRDYCHG)
875 siis_phy_check_events(dev);
876 /* Process NOTIFY events */
877 if (istatus & SIIS_P_IX_SDBN)
878 siis_notify_events(dev);
879 /* Process command errors */
880 if (istatus & SIIS_P_IX_COMMERR) {
881 estatus = ATA_INL(ch->r_mem, SIIS_P_CMDERR);
882 ctx = ATA_INL(ch->r_mem, SIIS_P_CTX);
883 ccs = (ctx & SIIS_P_CTX_SLOT) >> SIIS_P_CTX_SLOT_SHIFT;
884 port = (ctx & SIIS_P_CTX_PMP) >> SIIS_P_CTX_PMP_SHIFT;
885 err = ch->rslots & sstatus;
886 //device_printf(dev, "%s ERROR ss %08x is %08x rs %08x es %d act %d port %d serr %08x\n",
887 // __func__, sstatus, istatus, ch->rslots, estatus, ccs, port,
888 // ATA_INL(ch->r_mem, SIIS_P_SERR));
890 if (!ch->recoverycmd && !ch->recovery) {
891 xpt_freeze_simq(ch->sim, ch->numrslots);
895 union ccb *fccb = ch->frozen;
897 fccb->ccb_h.status &= ~CAM_STATUS_MASK;
898 fccb->ccb_h.status |= CAM_REQUEUE_REQ | CAM_RELEASE_SIMQ;
899 if (!(fccb->ccb_h.status & CAM_DEV_QFRZN)) {
900 xpt_freeze_devq(fccb->ccb_h.path, 1);
901 fccb->ccb_h.status |= CAM_DEV_QFRZN;
905 if (estatus == SIIS_P_CMDERR_DEV ||
906 estatus == SIIS_P_CMDERR_SDB ||
907 estatus == SIIS_P_CMDERR_DATAFIS) {
908 tslots = ch->numtslots[port];
909 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
910 /* XXX: requests in loading state. */
911 if (((ch->rslots >> i) & 1) == 0)
913 if (ch->slot[i].ccb->ccb_h.target_id != port)
916 /* Untagged operation. */
920 et = SIIS_ERR_INNOCENT;
922 /* Tagged operation. */
925 siis_end_transaction(&ch->slot[i], et);
928 * We can't reinit port if there are some other
929 * commands active, use resume to complete them.
931 if (ch->rslots != 0 && !ch->recoverycmd)
932 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_RESUME);
934 if (estatus == SIIS_P_CMDERR_SENDFIS ||
935 estatus == SIIS_P_CMDERR_INCSTATE ||
936 estatus == SIIS_P_CMDERR_PPE ||
937 estatus == SIIS_P_CMDERR_SERVICE) {
940 et = SIIS_ERR_INVALID;
941 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
942 /* XXX: requests in loading state. */
943 if (((ch->rslots >> i) & 1) == 0)
945 siis_end_transaction(&ch->slot[i], et);
951 /* Must be called with channel locked. */
953 siis_check_collision(device_t dev, union ccb *ccb)
955 struct siis_channel *ch = device_get_softc(dev);
957 mtx_assert(&ch->mtx, MA_OWNED);
958 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
959 (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {
960 /* Tagged command while we have no supported tag free. */
961 if (((~ch->oslots) & (0x7fffffff >> (31 -
962 ch->curr[ccb->ccb_h.target_id].tags))) == 0)
965 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
966 (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT))) {
967 /* Atomic command while anything active. */
968 if (ch->numrslots != 0)
971 /* We have some atomic command running. */
977 /* Must be called with channel locked. */
979 siis_begin_transaction(device_t dev, union ccb *ccb)
981 struct siis_channel *ch = device_get_softc(dev);
982 struct siis_slot *slot;
985 mtx_assert(&ch->mtx, MA_OWNED);
986 /* Choose empty slot. */
987 tags = SIIS_MAX_SLOTS;
988 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
989 (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA))
990 tags = ch->curr[ccb->ccb_h.target_id].tags;
991 tag = fls((~ch->oslots) & (0x7fffffff >> (31 - tags))) - 1;
992 /* Occupy chosen slot. */
993 slot = &ch->slot[tag];
995 /* Update channel stats. */
996 ch->oslots |= (1 << slot->slot);
998 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
999 (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {
1000 ch->numtslots[ccb->ccb_h.target_id]++;
1002 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
1003 (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT)))
1004 ch->aslots |= (1 << slot->slot);
1005 slot->dma.nsegs = 0;
1006 /* If request moves data, setup and load SG list */
1007 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
1008 slot->state = SIIS_SLOT_LOADING;
1009 bus_dmamap_load_ccb(ch->dma.data_tag, slot->dma.data_map,
1010 ccb, siis_dmasetprd, slot, 0);
1012 siis_execute_transaction(slot);
1015 /* Locked by busdma engine. */
1017 siis_dmasetprd(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
1019 struct siis_slot *slot = arg;
1020 struct siis_channel *ch = device_get_softc(slot->dev);
1021 struct siis_cmd *ctp;
1022 struct siis_dma_prd *prd;
1025 mtx_assert(&ch->mtx, MA_OWNED);
1027 device_printf(slot->dev, "DMA load error\n");
1028 if (!ch->recoverycmd)
1029 xpt_freeze_simq(ch->sim, 1);
1030 siis_end_transaction(slot, SIIS_ERR_INVALID);
1033 KASSERT(nsegs <= SIIS_SG_ENTRIES, ("too many DMA segment entries\n"));
1034 slot->dma.nsegs = nsegs;
1036 /* Get a piece of the workspace for this request */
1037 ctp = (struct siis_cmd *)(ch->dma.work + slot->prb_offset);
1038 /* Fill S/G table */
1039 if (slot->ccb->ccb_h.func_code == XPT_ATA_IO)
1040 prd = &ctp->u.ata.prd[0];
1042 prd = &ctp->u.atapi.prd[0];
1043 for (i = 0; i < nsegs; i++) {
1044 prd[i].dba = htole64(segs[i].ds_addr);
1045 prd[i].dbc = htole32(segs[i].ds_len);
1048 prd[nsegs - 1].control = htole32(SIIS_PRD_TRM);
1049 bus_dmamap_sync(ch->dma.data_tag, slot->dma.data_map,
1050 ((slot->ccb->ccb_h.flags & CAM_DIR_IN) ?
1051 BUS_DMASYNC_PREREAD : BUS_DMASYNC_PREWRITE));
1053 siis_execute_transaction(slot);
1056 /* Must be called with channel locked. */
1058 siis_execute_transaction(struct siis_slot *slot)
1060 device_t dev = slot->dev;
1061 struct siis_channel *ch = device_get_softc(dev);
1062 struct siis_cmd *ctp;
1063 union ccb *ccb = slot->ccb;
1066 mtx_assert(&ch->mtx, MA_OWNED);
1067 /* Get a piece of the workspace for this request */
1068 ctp = (struct siis_cmd *)(ch->dma.work + slot->prb_offset);
1070 ctp->protocol_override = 0;
1071 ctp->transfer_count = 0;
1072 /* Special handling for Soft Reset command. */
1073 if (ccb->ccb_h.func_code == XPT_ATA_IO) {
1074 if (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) {
1075 ctp->control |= htole16(SIIS_PRB_SOFT_RESET);
1077 ctp->control |= htole16(SIIS_PRB_PROTOCOL_OVERRIDE);
1078 if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) {
1079 ctp->protocol_override |=
1080 htole16(SIIS_PRB_PROTO_NCQ);
1082 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1083 ctp->protocol_override |=
1084 htole16(SIIS_PRB_PROTO_READ);
1086 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1087 ctp->protocol_override |=
1088 htole16(SIIS_PRB_PROTO_WRITE);
1091 } else if (ccb->ccb_h.func_code == XPT_SCSI_IO) {
1092 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)
1093 ctp->control |= htole16(SIIS_PRB_PACKET_READ);
1095 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)
1096 ctp->control |= htole16(SIIS_PRB_PACKET_WRITE);
1098 /* Special handling for Soft Reset command. */
1099 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
1100 (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) &&
1101 (ccb->ataio.cmd.control & ATA_A_RESET)) {
1102 /* Kick controller into sane state */
1105 /* Setup the FIS for this request */
1106 if (!siis_setup_fis(dev, ctp, ccb, slot->slot)) {
1107 device_printf(ch->dev, "Setting up SATA FIS failed\n");
1108 if (!ch->recoverycmd)
1109 xpt_freeze_simq(ch->sim, 1);
1110 siis_end_transaction(slot, SIIS_ERR_INVALID);
1113 bus_dmamap_sync(ch->dma.work_tag, ch->dma.work_map,
1114 BUS_DMASYNC_PREWRITE);
1115 /* Issue command to the controller. */
1116 slot->state = SIIS_SLOT_RUNNING;
1117 ch->rslots |= (1 << slot->slot);
1118 prb_bus = ch->dma.work_bus + slot->prb_offset;
1119 ATA_OUTL(ch->r_mem, SIIS_P_CACTL(slot->slot), prb_bus);
1120 ATA_OUTL(ch->r_mem, SIIS_P_CACTH(slot->slot), prb_bus >> 32);
1121 /* Start command execution timeout */
1122 callout_reset_sbt(&slot->timeout, SBT_1MS * ccb->ccb_h.timeout, 0,
1123 siis_timeout, slot, 0);
1127 /* Must be called with channel locked. */
1129 siis_process_timeout(device_t dev)
1131 struct siis_channel *ch = device_get_softc(dev);
1134 mtx_assert(&ch->mtx, MA_OWNED);
1135 if (!ch->recoverycmd && !ch->recovery) {
1136 xpt_freeze_simq(ch->sim, ch->numrslots);
1139 /* Handle the rest of commands. */
1140 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1141 /* Do we have a running request on slot? */
1142 if (ch->slot[i].state < SIIS_SLOT_RUNNING)
1144 siis_end_transaction(&ch->slot[i], SIIS_ERR_TIMEOUT);
1148 /* Must be called with channel locked. */
1150 siis_rearm_timeout(device_t dev)
1152 struct siis_channel *ch = device_get_softc(dev);
1155 mtx_assert(&ch->mtx, MA_OWNED);
1156 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1157 struct siis_slot *slot = &ch->slot[i];
1159 /* Do we have a running request on slot? */
1160 if (slot->state < SIIS_SLOT_RUNNING)
1162 if ((ch->toslots & (1 << i)) == 0)
1164 callout_reset_sbt(&slot->timeout,
1165 SBT_1MS * slot->ccb->ccb_h.timeout, 0,
1166 siis_timeout, slot, 0);
1170 /* Locked by callout mechanism. */
1172 siis_timeout(void *arg)
1174 struct siis_slot *slot = arg;
1175 device_t dev = slot->dev;
1176 struct siis_channel *ch = device_get_softc(dev);
1177 union ccb *ccb = slot->ccb;
1179 mtx_assert(&ch->mtx, MA_OWNED);
1180 /* Check for stale timeout. */
1181 if (slot->state < SIIS_SLOT_RUNNING)
1184 /* Handle soft-reset timeouts without doing hard-reset. */
1185 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
1186 (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) &&
1187 (ccb->ataio.cmd.control & ATA_A_RESET)) {
1188 xpt_freeze_simq(ch->sim, ch->numrslots);
1189 siis_end_transaction(slot, SIIS_ERR_TFE);
1193 device_printf(dev, "Timeout on slot %d\n", slot->slot);
1194 device_printf(dev, "%s is %08x ss %08x rs %08x es %08x sts %08x serr %08x\n",
1195 __func__, ATA_INL(ch->r_mem, SIIS_P_IS),
1196 ATA_INL(ch->r_mem, SIIS_P_SS), ch->rslots,
1197 ATA_INL(ch->r_mem, SIIS_P_CMDERR), ATA_INL(ch->r_mem, SIIS_P_STS),
1198 ATA_INL(ch->r_mem, SIIS_P_SERR));
1200 if (ch->toslots == 0)
1201 xpt_freeze_simq(ch->sim, 1);
1202 ch->toslots |= (1 << slot->slot);
1203 if ((ch->rslots & ~ch->toslots) == 0)
1204 siis_process_timeout(dev);
1206 device_printf(dev, " ... waiting for slots %08x\n",
1207 ch->rslots & ~ch->toslots);
1210 /* Must be called with channel locked. */
1212 siis_end_transaction(struct siis_slot *slot, enum siis_err_type et)
1214 device_t dev = slot->dev;
1215 struct siis_channel *ch = device_get_softc(dev);
1216 union ccb *ccb = slot->ccb;
1219 mtx_assert(&ch->mtx, MA_OWNED);
1220 bus_dmamap_sync(ch->dma.work_tag, ch->dma.work_map,
1221 BUS_DMASYNC_POSTWRITE);
1222 /* Read result registers to the result struct
1223 * May be incorrect if several commands finished same time,
1224 * so read only when sure or have to.
1226 if (ccb->ccb_h.func_code == XPT_ATA_IO) {
1227 struct ata_res *res = &ccb->ataio.res;
1228 if ((et == SIIS_ERR_TFE) ||
1229 (ccb->ataio.cmd.flags & CAM_ATAIO_NEEDRESULT)) {
1230 int offs = SIIS_P_LRAM_SLOT(slot->slot) + 8;
1232 res->status = ATA_INB(ch->r_mem, offs + 2);
1233 res->error = ATA_INB(ch->r_mem, offs + 3);
1234 res->lba_low = ATA_INB(ch->r_mem, offs + 4);
1235 res->lba_mid = ATA_INB(ch->r_mem, offs + 5);
1236 res->lba_high = ATA_INB(ch->r_mem, offs + 6);
1237 res->device = ATA_INB(ch->r_mem, offs + 7);
1238 res->lba_low_exp = ATA_INB(ch->r_mem, offs + 8);
1239 res->lba_mid_exp = ATA_INB(ch->r_mem, offs + 9);
1240 res->lba_high_exp = ATA_INB(ch->r_mem, offs + 10);
1241 res->sector_count = ATA_INB(ch->r_mem, offs + 12);
1242 res->sector_count_exp = ATA_INB(ch->r_mem, offs + 13);
1244 bzero(res, sizeof(*res));
1245 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN &&
1246 ch->numrslots == 1) {
1247 ccb->ataio.resid = ccb->ataio.dxfer_len -
1248 ATA_INL(ch->r_mem, SIIS_P_LRAM_SLOT(slot->slot) + 4);
1251 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN &&
1252 ch->numrslots == 1) {
1253 ccb->csio.resid = ccb->csio.dxfer_len -
1254 ATA_INL(ch->r_mem, SIIS_P_LRAM_SLOT(slot->slot) + 4);
1257 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
1258 bus_dmamap_sync(ch->dma.data_tag, slot->dma.data_map,
1259 (ccb->ccb_h.flags & CAM_DIR_IN) ?
1260 BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE);
1261 bus_dmamap_unload(ch->dma.data_tag, slot->dma.data_map);
1263 /* Set proper result status. */
1264 if (et != SIIS_ERR_NONE || ch->recovery) {
1265 ch->eslots |= (1 << slot->slot);
1266 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
1268 /* In case of error, freeze device for proper recovery. */
1269 if (et != SIIS_ERR_NONE && (!ch->recoverycmd) &&
1270 !(ccb->ccb_h.status & CAM_DEV_QFRZN)) {
1271 xpt_freeze_devq(ccb->ccb_h.path, 1);
1272 ccb->ccb_h.status |= CAM_DEV_QFRZN;
1274 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
1277 ccb->ccb_h.status |= CAM_REQ_CMP;
1278 if (ccb->ccb_h.func_code == XPT_SCSI_IO)
1279 ccb->csio.scsi_status = SCSI_STATUS_OK;
1281 case SIIS_ERR_INVALID:
1283 ccb->ccb_h.status |= CAM_REQ_INVALID;
1285 case SIIS_ERR_INNOCENT:
1286 ccb->ccb_h.status |= CAM_REQUEUE_REQ;
1290 if (ccb->ccb_h.func_code == XPT_SCSI_IO) {
1291 ccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
1292 ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
1294 ccb->ccb_h.status |= CAM_ATA_STATUS_ERROR;
1299 ccb->ccb_h.status |= CAM_UNCOR_PARITY;
1301 case SIIS_ERR_TIMEOUT:
1303 ccb->ccb_h.status |= CAM_CMD_TIMEOUT;
1306 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
1309 ch->oslots &= ~(1 << slot->slot);
1310 ch->rslots &= ~(1 << slot->slot);
1311 ch->aslots &= ~(1 << slot->slot);
1312 slot->state = SIIS_SLOT_EMPTY;
1314 /* Update channel stats. */
1316 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
1317 (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {
1318 ch->numtslots[ccb->ccb_h.target_id]--;
1320 /* Cancel timeout state if request completed normally. */
1321 if (et != SIIS_ERR_TIMEOUT) {
1322 lastto = (ch->toslots == (1 << slot->slot));
1323 ch->toslots &= ~(1 << slot->slot);
1325 xpt_release_simq(ch->sim, TRUE);
1327 /* If it was our READ LOG command - process it. */
1328 if (ccb->ccb_h.recovery_type == RECOVERY_READ_LOG) {
1329 siis_process_read_log(dev, ccb);
1330 /* If it was our REQUEST SENSE command - process it. */
1331 } else if (ccb->ccb_h.recovery_type == RECOVERY_REQUEST_SENSE) {
1332 siis_process_request_sense(dev, ccb);
1333 /* If it was NCQ or ATAPI command error, put result on hold. */
1334 } else if (et == SIIS_ERR_NCQ ||
1335 ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_SCSI_STATUS_ERROR &&
1336 (ccb->ccb_h.flags & CAM_DIS_AUTOSENSE) == 0)) {
1337 ch->hold[slot->slot] = ccb;
1341 /* If we have no other active commands, ... */
1342 if (ch->rslots == 0) {
1343 /* if there were timeouts or fatal error - reset port. */
1344 if (ch->toslots != 0 || ch->fatalerr) {
1347 /* if we have slots in error, we can reinit port. */
1348 if (ch->eslots != 0)
1350 /* if there commands on hold, we can do recovery. */
1351 if (!ch->recoverycmd && ch->numhslots)
1352 siis_issue_recovery(dev);
1354 /* If all the reset of commands are in timeout - abort them. */
1355 } else if ((ch->rslots & ~ch->toslots) == 0 &&
1356 et != SIIS_ERR_TIMEOUT)
1357 siis_rearm_timeout(dev);
1358 /* Unfreeze frozen command. */
1359 if (ch->frozen && !siis_check_collision(dev, ch->frozen)) {
1360 union ccb *fccb = ch->frozen;
1362 siis_begin_transaction(dev, fccb);
1363 xpt_release_simq(ch->sim, TRUE);
1368 siis_issue_recovery(device_t dev)
1370 struct siis_channel *ch = device_get_softc(dev);
1372 struct ccb_ataio *ataio;
1373 struct ccb_scsiio *csio;
1376 /* Find some held command. */
1377 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1381 if (i == SIIS_MAX_SLOTS)
1383 ccb = xpt_alloc_ccb_nowait();
1385 device_printf(dev, "Unable to allocate recovery command\n");
1387 /* We can't do anything -- complete held commands. */
1388 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1389 if (ch->hold[i] == NULL)
1391 ch->hold[i]->ccb_h.status &= ~CAM_STATUS_MASK;
1392 ch->hold[i]->ccb_h.status |= CAM_RESRC_UNAVAIL;
1393 xpt_done(ch->hold[i]);
1400 ccb->ccb_h = ch->hold[i]->ccb_h; /* Reuse old header. */
1401 if (ccb->ccb_h.func_code == XPT_ATA_IO) {
1403 ccb->ccb_h.recovery_type = RECOVERY_READ_LOG;
1404 ccb->ccb_h.func_code = XPT_ATA_IO;
1405 ccb->ccb_h.flags = CAM_DIR_IN;
1406 ccb->ccb_h.timeout = 1000; /* 1s should be enough. */
1407 ataio = &ccb->ataio;
1408 ataio->data_ptr = malloc(512, M_SIIS, M_NOWAIT);
1409 if (ataio->data_ptr == NULL) {
1412 "Unable to allocate memory for READ LOG command\n");
1415 ataio->dxfer_len = 512;
1416 bzero(&ataio->cmd, sizeof(ataio->cmd));
1417 ataio->cmd.flags = CAM_ATAIO_48BIT;
1418 ataio->cmd.command = 0x2F; /* READ LOG EXT */
1419 ataio->cmd.sector_count = 1;
1420 ataio->cmd.sector_count_exp = 0;
1421 ataio->cmd.lba_low = 0x10;
1422 ataio->cmd.lba_mid = 0;
1423 ataio->cmd.lba_mid_exp = 0;
1426 ccb->ccb_h.recovery_type = RECOVERY_REQUEST_SENSE;
1427 ccb->ccb_h.recovery_slot = i;
1428 ccb->ccb_h.func_code = XPT_SCSI_IO;
1429 ccb->ccb_h.flags = CAM_DIR_IN;
1430 ccb->ccb_h.status = 0;
1431 ccb->ccb_h.timeout = 1000; /* 1s should be enough. */
1433 csio->data_ptr = (void *)&ch->hold[i]->csio.sense_data;
1434 csio->dxfer_len = ch->hold[i]->csio.sense_len;
1436 bzero(&csio->cdb_io, sizeof(csio->cdb_io));
1437 csio->cdb_io.cdb_bytes[0] = 0x03;
1438 csio->cdb_io.cdb_bytes[4] = csio->dxfer_len;
1440 ch->recoverycmd = 1;
1441 siis_begin_transaction(dev, ccb);
1445 siis_process_read_log(device_t dev, union ccb *ccb)
1447 struct siis_channel *ch = device_get_softc(dev);
1449 struct ata_res *res;
1452 ch->recoverycmd = 0;
1453 data = ccb->ataio.data_ptr;
1454 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP &&
1455 (data[0] & 0x80) == 0) {
1456 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1459 if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id)
1461 if ((data[0] & 0x1F) == i) {
1462 res = &ch->hold[i]->ataio.res;
1463 res->status = data[2];
1464 res->error = data[3];
1465 res->lba_low = data[4];
1466 res->lba_mid = data[5];
1467 res->lba_high = data[6];
1468 res->device = data[7];
1469 res->lba_low_exp = data[8];
1470 res->lba_mid_exp = data[9];
1471 res->lba_high_exp = data[10];
1472 res->sector_count = data[12];
1473 res->sector_count_exp = data[13];
1475 ch->hold[i]->ccb_h.status &= ~CAM_STATUS_MASK;
1476 ch->hold[i]->ccb_h.status |= CAM_REQUEUE_REQ;
1478 xpt_done(ch->hold[i]);
1483 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP)
1484 device_printf(dev, "Error while READ LOG EXT\n");
1485 else if ((data[0] & 0x80) == 0) {
1486 device_printf(dev, "Non-queued command error in READ LOG EXT\n");
1488 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1491 if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id)
1493 xpt_done(ch->hold[i]);
1498 free(ccb->ataio.data_ptr, M_SIIS);
1503 siis_process_request_sense(device_t dev, union ccb *ccb)
1505 struct siis_channel *ch = device_get_softc(dev);
1508 ch->recoverycmd = 0;
1510 i = ccb->ccb_h.recovery_slot;
1511 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
1512 ch->hold[i]->ccb_h.status |= CAM_AUTOSNS_VALID;
1514 ch->hold[i]->ccb_h.status &= ~CAM_STATUS_MASK;
1515 ch->hold[i]->ccb_h.status |= CAM_AUTOSENSE_FAIL;
1517 xpt_done(ch->hold[i]);
1524 siis_portinit(device_t dev)
1526 struct siis_channel *ch = device_get_softc(dev);
1531 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_RESUME);
1532 for (i = 0; i < 16; i++) {
1533 ATA_OUTL(ch->r_mem, SIIS_P_PMPSTS(i), 0),
1534 ATA_OUTL(ch->r_mem, SIIS_P_PMPQACT(i), 0);
1536 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PORT_INIT);
1537 siis_wait_ready(dev, 1000);
1541 siis_devreset(device_t dev)
1543 struct siis_channel *ch = device_get_softc(dev);
1547 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_DEV_RESET);
1548 while (((val = ATA_INL(ch->r_mem, SIIS_P_STS)) &
1549 SIIS_P_CTL_DEV_RESET) != 0) {
1551 if (timeout++ > 1000) {
1552 device_printf(dev, "device reset stuck "
1553 "(timeout 100ms) status = %08x\n", val);
1561 siis_wait_ready(device_t dev, int t)
1563 struct siis_channel *ch = device_get_softc(dev);
1567 while (((val = ATA_INL(ch->r_mem, SIIS_P_STS)) &
1568 SIIS_P_CTL_READY) == 0) {
1570 if (timeout++ > t) {
1571 device_printf(dev, "port is not ready (timeout %dms) "
1572 "status = %08x\n", t, val);
1580 siis_reset(device_t dev)
1582 struct siis_channel *ch = device_get_softc(dev);
1583 int i, retry = 0, sata_rev;
1586 xpt_freeze_simq(ch->sim, 1);
1588 device_printf(dev, "SIIS reset...\n");
1589 if (!ch->recoverycmd && !ch->recovery)
1590 xpt_freeze_simq(ch->sim, ch->numrslots);
1591 /* Requeue frozen command. */
1593 union ccb *fccb = ch->frozen;
1595 fccb->ccb_h.status &= ~CAM_STATUS_MASK;
1596 fccb->ccb_h.status |= CAM_REQUEUE_REQ | CAM_RELEASE_SIMQ;
1597 if (!(fccb->ccb_h.status & CAM_DEV_QFRZN)) {
1598 xpt_freeze_devq(fccb->ccb_h.path, 1);
1599 fccb->ccb_h.status |= CAM_DEV_QFRZN;
1603 /* Requeue all running commands. */
1604 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1605 /* Do we have a running request on slot? */
1606 if (ch->slot[i].state < SIIS_SLOT_RUNNING)
1608 /* XXX; Commands in loading state. */
1609 siis_end_transaction(&ch->slot[i], SIIS_ERR_INNOCENT);
1611 /* Finish all held commands as-is. */
1612 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1615 xpt_done(ch->hold[i]);
1619 if (ch->toslots != 0)
1620 xpt_release_simq(ch->sim, TRUE);
1625 /* Disable port interrupts */
1626 ATA_OUTL(ch->r_mem, SIIS_P_IECLR, 0x0000FFFF);
1627 /* Set speed limit. */
1628 sata_rev = ch->user[ch->pm_present ? 15 : 0].revision;
1630 val = ATA_SC_SPD_SPEED_GEN1;
1631 else if (sata_rev == 2)
1632 val = ATA_SC_SPD_SPEED_GEN2;
1633 else if (sata_rev == 3)
1634 val = ATA_SC_SPD_SPEED_GEN3;
1637 ATA_OUTL(ch->r_mem, SIIS_P_SCTL,
1638 ATA_SC_DET_IDLE | val | ((ch->pm_level > 0) ? 0 :
1639 (ATA_SC_IPM_DIS_PARTIAL | ATA_SC_IPM_DIS_SLUMBER)));
1642 /* Reset and reconnect PHY, */
1643 if (!siis_sata_connect(ch)) {
1645 /* Enable port interrupts */
1646 ATA_OUTL(ch->r_mem, SIIS_P_IESET, SIIS_P_IX_ENABLED);
1649 "SIIS reset done: phy reset found no device\n");
1650 /* Tell the XPT about the event */
1651 xpt_async(AC_BUS_RESET, ch->path, NULL);
1652 xpt_release_simq(ch->sim, TRUE);
1655 /* Wait for port ready status. */
1656 if (siis_wait_ready(dev, 1000)) {
1657 device_printf(dev, "port ready timeout\n");
1659 device_printf(dev, "trying full port reset ...\n");
1660 /* Get port to the reset state. */
1661 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PORT_RESET);
1663 /* Get port out of reset state. */
1664 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PORT_RESET);
1665 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_32BIT);
1667 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PME);
1669 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME);
1670 siis_wait_ready(dev, 5000);
1676 /* Enable port interrupts */
1677 ATA_OUTL(ch->r_mem, SIIS_P_IS, 0xFFFFFFFF);
1678 ATA_OUTL(ch->r_mem, SIIS_P_IESET, SIIS_P_IX_ENABLED);
1680 device_printf(dev, "SIIS reset done: devices=%08x\n", ch->devices);
1681 /* Tell the XPT about the event */
1682 xpt_async(AC_BUS_RESET, ch->path, NULL);
1683 xpt_release_simq(ch->sim, TRUE);
1687 siis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag)
1689 struct siis_channel *ch = device_get_softc(dev);
1690 u_int8_t *fis = &ctp->fis[0];
1693 fis[0] = 0x27; /* host to device */
1694 fis[1] = (ccb->ccb_h.target_id & 0x0f);
1695 if (ccb->ccb_h.func_code == XPT_SCSI_IO) {
1697 fis[2] = ATA_PACKET_CMD;
1698 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE &&
1699 ch->curr[ccb->ccb_h.target_id].mode >= ATA_DMA)
1702 fis[5] = ccb->csio.dxfer_len;
1703 fis[6] = ccb->csio.dxfer_len >> 8;
1706 fis[15] = ATA_A_4BIT;
1707 bzero(ctp->u.atapi.ccb, 16);
1708 bcopy((ccb->ccb_h.flags & CAM_CDB_POINTER) ?
1709 ccb->csio.cdb_io.cdb_ptr : ccb->csio.cdb_io.cdb_bytes,
1710 ctp->u.atapi.ccb, ccb->csio.cdb_len);
1711 } else if ((ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) == 0) {
1713 fis[2] = ccb->ataio.cmd.command;
1714 fis[3] = ccb->ataio.cmd.features;
1715 fis[4] = ccb->ataio.cmd.lba_low;
1716 fis[5] = ccb->ataio.cmd.lba_mid;
1717 fis[6] = ccb->ataio.cmd.lba_high;
1718 fis[7] = ccb->ataio.cmd.device;
1719 fis[8] = ccb->ataio.cmd.lba_low_exp;
1720 fis[9] = ccb->ataio.cmd.lba_mid_exp;
1721 fis[10] = ccb->ataio.cmd.lba_high_exp;
1722 fis[11] = ccb->ataio.cmd.features_exp;
1723 fis[12] = ccb->ataio.cmd.sector_count;
1724 if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) {
1726 fis[12] |= tag << 3;
1728 fis[13] = ccb->ataio.cmd.sector_count_exp;
1729 if (ccb->ataio.ata_flags & ATA_FLAG_ICC)
1730 fis[14] = ccb->ataio.icc;
1731 fis[15] = ATA_A_4BIT;
1732 if (ccb->ataio.ata_flags & ATA_FLAG_AUX) {
1733 fis[16] = ccb->ataio.aux & 0xff;
1734 fis[17] = (ccb->ataio.aux >> 8) & 0xff;
1735 fis[18] = (ccb->ataio.aux >> 16) & 0xff;
1736 fis[19] = (ccb->ataio.aux >> 24) & 0xff;
1745 siis_sata_connect(struct siis_channel *ch)
1748 int timeout, found = 0;
1750 /* Wait up to 100ms for "connect well" */
1751 for (timeout = 0; timeout < 1000 ; timeout++) {
1752 status = ATA_INL(ch->r_mem, SIIS_P_SSTS);
1753 if ((status & ATA_SS_DET_MASK) != ATA_SS_DET_NO_DEVICE)
1755 if (((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_ONLINE) &&
1756 ((status & ATA_SS_SPD_MASK) != ATA_SS_SPD_NO_SPEED) &&
1757 ((status & ATA_SS_IPM_MASK) == ATA_SS_IPM_ACTIVE))
1759 if ((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_OFFLINE) {
1761 device_printf(ch->dev, "SATA offline status=%08x\n",
1766 if (found == 0 && timeout >= 100)
1770 if (timeout >= 1000 || !found) {
1772 device_printf(ch->dev,
1773 "SATA connect timeout time=%dus status=%08x\n",
1774 timeout * 100, status);
1779 device_printf(ch->dev, "SATA connect time=%dus status=%08x\n",
1780 timeout * 100, status);
1782 /* Clear SATA error register */
1783 ATA_OUTL(ch->r_mem, SIIS_P_SERR, 0xffffffff);
1788 siis_check_ids(device_t dev, union ccb *ccb)
1791 if (ccb->ccb_h.target_id > 15) {
1792 ccb->ccb_h.status = CAM_TID_INVALID;
1796 if (ccb->ccb_h.target_lun != 0) {
1797 ccb->ccb_h.status = CAM_LUN_INVALID;
1805 siisaction(struct cam_sim *sim, union ccb *ccb)
1807 device_t dev, parent;
1808 struct siis_channel *ch;
1810 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("siisaction func_code=%x\n",
1811 ccb->ccb_h.func_code));
1813 ch = (struct siis_channel *)cam_sim_softc(sim);
1815 mtx_assert(&ch->mtx, MA_OWNED);
1816 switch (ccb->ccb_h.func_code) {
1817 /* Common cases first */
1818 case XPT_ATA_IO: /* Execute the requested I/O operation */
1820 if (siis_check_ids(dev, ccb))
1822 if (ch->devices == 0 ||
1823 (ch->pm_present == 0 &&
1824 ccb->ccb_h.target_id > 0 && ccb->ccb_h.target_id < 15)) {
1825 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
1828 ccb->ccb_h.recovery_type = RECOVERY_NONE;
1829 /* Check for command collision. */
1830 if (siis_check_collision(dev, ccb)) {
1831 /* Freeze command. */
1833 /* We have only one frozen slot, so freeze simq also. */
1834 xpt_freeze_simq(ch->sim, 1);
1837 siis_begin_transaction(dev, ccb);
1839 case XPT_ABORT: /* Abort the specified CCB */
1841 ccb->ccb_h.status = CAM_REQ_INVALID;
1843 case XPT_SET_TRAN_SETTINGS:
1845 struct ccb_trans_settings *cts = &ccb->cts;
1846 struct siis_device *d;
1848 if (siis_check_ids(dev, ccb))
1850 if (cts->type == CTS_TYPE_CURRENT_SETTINGS)
1851 d = &ch->curr[ccb->ccb_h.target_id];
1853 d = &ch->user[ccb->ccb_h.target_id];
1854 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_REVISION)
1855 d->revision = cts->xport_specific.sata.revision;
1856 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_MODE)
1857 d->mode = cts->xport_specific.sata.mode;
1858 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT)
1859 d->bytecount = min(8192, cts->xport_specific.sata.bytecount);
1860 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_TAGS)
1861 d->tags = min(SIIS_MAX_SLOTS, cts->xport_specific.sata.tags);
1862 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_PM) {
1863 ch->pm_present = cts->xport_specific.sata.pm_present;
1865 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PME);
1867 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME);
1869 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_TAGS)
1870 d->atapi = cts->xport_specific.sata.atapi;
1871 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_CAPS)
1872 d->caps = cts->xport_specific.sata.caps;
1873 ccb->ccb_h.status = CAM_REQ_CMP;
1876 case XPT_GET_TRAN_SETTINGS:
1877 /* Get default/user set transfer settings for the target */
1879 struct ccb_trans_settings *cts = &ccb->cts;
1880 struct siis_device *d;
1883 if (siis_check_ids(dev, ccb))
1885 if (cts->type == CTS_TYPE_CURRENT_SETTINGS)
1886 d = &ch->curr[ccb->ccb_h.target_id];
1888 d = &ch->user[ccb->ccb_h.target_id];
1889 cts->protocol = PROTO_UNSPECIFIED;
1890 cts->protocol_version = PROTO_VERSION_UNSPECIFIED;
1891 cts->transport = XPORT_SATA;
1892 cts->transport_version = XPORT_VERSION_UNSPECIFIED;
1893 cts->proto_specific.valid = 0;
1894 cts->xport_specific.sata.valid = 0;
1895 if (cts->type == CTS_TYPE_CURRENT_SETTINGS &&
1896 (ccb->ccb_h.target_id == 15 ||
1897 (ccb->ccb_h.target_id == 0 && !ch->pm_present))) {
1898 status = ATA_INL(ch->r_mem, SIIS_P_SSTS) & ATA_SS_SPD_MASK;
1899 if (status & 0x0f0) {
1900 cts->xport_specific.sata.revision =
1901 (status & 0x0f0) >> 4;
1902 cts->xport_specific.sata.valid |=
1903 CTS_SATA_VALID_REVISION;
1905 cts->xport_specific.sata.caps = d->caps & CTS_SATA_CAPS_D;
1907 cts->xport_specific.sata.caps |= CTS_SATA_CAPS_H_PMREQ;
1908 cts->xport_specific.sata.caps |= CTS_SATA_CAPS_H_AN;
1909 cts->xport_specific.sata.caps &=
1910 ch->user[ccb->ccb_h.target_id].caps;
1911 cts->xport_specific.sata.valid |= CTS_SATA_VALID_CAPS;
1913 cts->xport_specific.sata.revision = d->revision;
1914 cts->xport_specific.sata.valid |= CTS_SATA_VALID_REVISION;
1915 cts->xport_specific.sata.caps = d->caps;
1916 if (cts->type == CTS_TYPE_CURRENT_SETTINGS &&
1917 (ch->quirks & SIIS_Q_SNTF) == 0)
1918 cts->xport_specific.sata.caps &= ~CTS_SATA_CAPS_H_AN;
1919 cts->xport_specific.sata.valid |= CTS_SATA_VALID_CAPS;
1921 cts->xport_specific.sata.mode = d->mode;
1922 cts->xport_specific.sata.valid |= CTS_SATA_VALID_MODE;
1923 cts->xport_specific.sata.bytecount = d->bytecount;
1924 cts->xport_specific.sata.valid |= CTS_SATA_VALID_BYTECOUNT;
1925 cts->xport_specific.sata.pm_present = ch->pm_present;
1926 cts->xport_specific.sata.valid |= CTS_SATA_VALID_PM;
1927 cts->xport_specific.sata.tags = d->tags;
1928 cts->xport_specific.sata.valid |= CTS_SATA_VALID_TAGS;
1929 cts->xport_specific.sata.atapi = d->atapi;
1930 cts->xport_specific.sata.valid |= CTS_SATA_VALID_ATAPI;
1931 ccb->ccb_h.status = CAM_REQ_CMP;
1934 case XPT_RESET_BUS: /* Reset the specified SCSI bus */
1935 case XPT_RESET_DEV: /* Bus Device Reset the specified SCSI device */
1937 ccb->ccb_h.status = CAM_REQ_CMP;
1939 case XPT_TERM_IO: /* Terminate the I/O process */
1941 ccb->ccb_h.status = CAM_REQ_INVALID;
1943 case XPT_PATH_INQ: /* Path routing inquiry */
1945 struct ccb_pathinq *cpi = &ccb->cpi;
1947 parent = device_get_parent(dev);
1948 cpi->version_num = 1; /* XXX??? */
1949 cpi->hba_inquiry = PI_SDTR_ABLE | PI_TAG_ABLE;
1950 cpi->hba_inquiry |= PI_SATAPM;
1951 cpi->target_sprt = 0;
1952 cpi->hba_misc = PIM_SEQSCAN | PIM_UNMAPPED | PIM_ATA_EXT;
1953 cpi->hba_eng_cnt = 0;
1954 cpi->max_target = 15;
1956 cpi->initiator_id = 0;
1957 cpi->bus_id = cam_sim_bus(sim);
1958 cpi->base_transfer_speed = 150000;
1959 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
1960 strlcpy(cpi->hba_vid, "SIIS", HBA_IDLEN);
1961 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
1962 cpi->unit_number = cam_sim_unit(sim);
1963 cpi->transport = XPORT_SATA;
1964 cpi->transport_version = XPORT_VERSION_UNSPECIFIED;
1965 cpi->protocol = PROTO_ATA;
1966 cpi->protocol_version = PROTO_VERSION_UNSPECIFIED;
1967 cpi->maxio = maxphys;
1968 cpi->hba_vendor = pci_get_vendor(parent);
1969 cpi->hba_device = pci_get_device(parent);
1970 cpi->hba_subvendor = pci_get_subvendor(parent);
1971 cpi->hba_subdevice = pci_get_subdevice(parent);
1972 cpi->ccb_h.status = CAM_REQ_CMP;
1976 ccb->ccb_h.status = CAM_REQ_INVALID;
1983 siispoll(struct cam_sim *sim)
1985 struct siis_channel *ch = (struct siis_channel *)cam_sim_softc(sim);
1987 siis_ch_intr(ch->dev);