2 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
31 #include <sys/module.h>
32 #include <sys/systm.h>
33 #include <sys/kernel.h>
36 #include <sys/endian.h>
37 #include <sys/malloc.h>
39 #include <sys/mutex.h>
41 #include <sys/taskqueue.h>
43 #include <machine/stdarg.h>
44 #include <machine/resource.h>
45 #include <machine/bus.h>
47 #include <dev/led/led.h>
48 #include <dev/pci/pcivar.h>
49 #include <dev/pci/pcireg.h>
53 #include <cam/cam_ccb.h>
54 #include <cam/cam_sim.h>
55 #include <cam/cam_xpt_sim.h>
56 #include <cam/cam_debug.h>
58 /* local prototypes */
59 static int siis_setup_interrupt(device_t dev);
60 static void siis_intr(void *data);
61 static int siis_suspend(device_t dev);
62 static int siis_resume(device_t dev);
63 static int siis_ch_init(device_t dev);
64 static int siis_ch_deinit(device_t dev);
65 static int siis_ch_suspend(device_t dev);
66 static int siis_ch_resume(device_t dev);
67 static void siis_ch_intr_locked(void *data);
68 static void siis_ch_intr(void *data);
69 static void siis_ch_led(void *priv, int onoff);
70 static void siis_begin_transaction(device_t dev, union ccb *ccb);
71 static void siis_dmasetprd(void *arg, bus_dma_segment_t *segs, int nsegs, int error);
72 static void siis_execute_transaction(struct siis_slot *slot);
73 static void siis_timeout(struct siis_slot *slot);
74 static void siis_end_transaction(struct siis_slot *slot, enum siis_err_type et);
75 static int siis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag);
76 static void siis_dmainit(device_t dev);
77 static void siis_dmasetupc_cb(void *xsc, bus_dma_segment_t *segs, int nsegs, int error);
78 static void siis_dmafini(device_t dev);
79 static void siis_slotsalloc(device_t dev);
80 static void siis_slotsfree(device_t dev);
81 static void siis_reset(device_t dev);
82 static void siis_portinit(device_t dev);
83 static int siis_wait_ready(device_t dev, int t);
85 static int siis_sata_connect(struct siis_channel *ch);
87 static void siis_issue_recovery(device_t dev);
88 static void siis_process_read_log(device_t dev, union ccb *ccb);
89 static void siis_process_request_sense(device_t dev, union ccb *ccb);
91 static void siisaction(struct cam_sim *sim, union ccb *ccb);
92 static void siispoll(struct cam_sim *sim);
94 static MALLOC_DEFINE(M_SIIS, "SIIS driver", "SIIS driver data buffers");
101 #define SIIS_Q_SNTF 1
102 #define SIIS_Q_NOMSI 2
104 {0x31241095, "SiI3124", 4, 0},
105 {0x31248086, "SiI3124", 4, 0},
106 {0x31321095, "SiI3132", 2, SIIS_Q_SNTF|SIIS_Q_NOMSI},
107 {0x02421095, "SiI3132", 2, SIIS_Q_SNTF|SIIS_Q_NOMSI},
108 {0x02441095, "SiI3132", 2, SIIS_Q_SNTF|SIIS_Q_NOMSI},
109 {0x31311095, "SiI3131", 1, SIIS_Q_SNTF|SIIS_Q_NOMSI},
110 {0x35311095, "SiI3531", 1, SIIS_Q_SNTF|SIIS_Q_NOMSI},
114 #define recovery_type spriv_field0
115 #define RECOVERY_NONE 0
116 #define RECOVERY_READ_LOG 1
117 #define RECOVERY_REQUEST_SENSE 2
118 #define recovery_slot spriv_field1
121 siis_probe(device_t dev)
125 uint32_t devid = pci_get_devid(dev);
127 for (i = 0; siis_ids[i].id != 0; i++) {
128 if (siis_ids[i].id == devid) {
129 snprintf(buf, sizeof(buf), "%s SATA controller",
131 device_set_desc_copy(dev, buf);
132 return (BUS_PROBE_DEFAULT);
139 siis_attach(device_t dev)
141 struct siis_controller *ctlr = device_get_softc(dev);
142 uint32_t devid = pci_get_devid(dev);
147 for (i = 0; siis_ids[i].id != 0; i++) {
148 if (siis_ids[i].id == devid)
151 ctlr->quirks = siis_ids[i].quirks;
153 ctlr->r_grid = PCIR_BAR(0);
154 if (!(ctlr->r_gmem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
155 &ctlr->r_grid, RF_ACTIVE)))
157 ctlr->gctl = ATA_INL(ctlr->r_gmem, SIIS_GCTL);
158 /* Channels memory */
159 ctlr->r_rid = PCIR_BAR(2);
160 if (!(ctlr->r_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
161 &ctlr->r_rid, RF_ACTIVE)))
163 /* Setup our own memory management for channels. */
164 ctlr->sc_iomem.rm_start = rman_get_start(ctlr->r_mem);
165 ctlr->sc_iomem.rm_end = rman_get_end(ctlr->r_mem);
166 ctlr->sc_iomem.rm_type = RMAN_ARRAY;
167 ctlr->sc_iomem.rm_descr = "I/O memory addresses";
168 if ((error = rman_init(&ctlr->sc_iomem)) != 0) {
169 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem);
170 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem);
173 if ((error = rman_manage_region(&ctlr->sc_iomem,
174 rman_get_start(ctlr->r_mem), rman_get_end(ctlr->r_mem))) != 0) {
175 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem);
176 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem);
177 rman_fini(&ctlr->sc_iomem);
180 pci_enable_busmaster(dev);
181 /* Reset controller */
183 /* Number of HW channels */
184 ctlr->channels = siis_ids[i].ports;
185 /* Setup interrupts. */
186 if (siis_setup_interrupt(dev)) {
187 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem);
188 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem);
189 rman_fini(&ctlr->sc_iomem);
192 /* Attach all channels on this controller */
193 for (unit = 0; unit < ctlr->channels; unit++) {
194 child = device_add_child(dev, "siisch", -1);
196 device_printf(dev, "failed to add channel device\n");
198 device_set_ivars(child, (void *)(intptr_t)unit);
200 bus_generic_attach(dev);
205 siis_detach(device_t dev)
207 struct siis_controller *ctlr = device_get_softc(dev);
209 /* Detach & delete all children */
210 device_delete_children(dev);
212 /* Free interrupts. */
213 if (ctlr->irq.r_irq) {
214 bus_teardown_intr(dev, ctlr->irq.r_irq,
216 bus_release_resource(dev, SYS_RES_IRQ,
217 ctlr->irq.r_irq_rid, ctlr->irq.r_irq);
219 pci_release_msi(dev);
221 rman_fini(&ctlr->sc_iomem);
222 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem);
223 bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_grid, ctlr->r_gmem);
228 siis_suspend(device_t dev)
230 struct siis_controller *ctlr = device_get_softc(dev);
232 bus_generic_suspend(dev);
233 /* Put controller into reset state. */
234 ctlr->gctl |= SIIS_GCTL_GRESET;
235 ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl);
240 siis_resume(device_t dev)
242 struct siis_controller *ctlr = device_get_softc(dev);
244 /* Set PCIe max read request size to at least 1024 bytes */
245 if (pci_get_max_read_req(dev) < 1024)
246 pci_set_max_read_req(dev, 1024);
247 /* Put controller into reset state. */
248 ctlr->gctl |= SIIS_GCTL_GRESET;
249 ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl);
251 /* Get controller out of reset state and enable port interrupts. */
252 ctlr->gctl &= ~(SIIS_GCTL_GRESET | SIIS_GCTL_I2C_IE);
253 ctlr->gctl |= 0x0000000f;
254 ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl);
255 return (bus_generic_resume(dev));
259 siis_setup_interrupt(device_t dev)
261 struct siis_controller *ctlr = device_get_softc(dev);
262 int msi = ctlr->quirks & SIIS_Q_NOMSI ? 0 : 1;
265 resource_int_value(device_get_name(dev),
266 device_get_unit(dev), "msi", &msi);
270 msi = min(1, pci_msi_count(dev));
271 /* Allocate MSI if needed/present. */
272 if (msi && pci_alloc_msi(dev, &msi) != 0)
274 /* Allocate all IRQs. */
275 ctlr->irq.r_irq_rid = msi ? 1 : 0;
276 if (!(ctlr->irq.r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
277 &ctlr->irq.r_irq_rid, RF_SHAREABLE | RF_ACTIVE))) {
278 device_printf(dev, "unable to map interrupt\n");
281 if ((bus_setup_intr(dev, ctlr->irq.r_irq, ATA_INTR_FLAGS, NULL,
282 siis_intr, ctlr, &ctlr->irq.handle))) {
283 /* SOS XXX release r_irq */
284 device_printf(dev, "unable to setup interrupt\n");
291 * Common case interrupt handler.
294 siis_intr(void *data)
296 struct siis_controller *ctlr = (struct siis_controller *)data;
301 is = ATA_INL(ctlr->r_gmem, SIIS_IS);
302 for (unit = 0; unit < ctlr->channels; unit++) {
303 if ((is & SIIS_IS_PORT(unit)) != 0 &&
304 (arg = ctlr->interrupt[unit].argument)) {
305 ctlr->interrupt[unit].function(arg);
308 /* Acknowledge interrupt, if MSI enabled. */
309 if (ctlr->irq.r_irq_rid) {
310 ATA_OUTL(ctlr->r_gmem, SIIS_GCTL,
311 ctlr->gctl | SIIS_GCTL_MSIACK);
315 static struct resource *
316 siis_alloc_resource(device_t dev, device_t child, int type, int *rid,
317 u_long start, u_long end, u_long count, u_int flags)
319 struct siis_controller *ctlr = device_get_softc(dev);
320 int unit = ((struct siis_channel *)device_get_softc(child))->unit;
321 struct resource *res = NULL;
322 int offset = unit << 13;
327 st = rman_get_start(ctlr->r_mem);
328 res = rman_reserve_resource(&ctlr->sc_iomem, st + offset,
329 st + offset + 0x2000, 0x2000, RF_ACTIVE, child);
331 bus_space_handle_t bsh;
333 bsh = rman_get_bushandle(ctlr->r_mem);
334 bst = rman_get_bustag(ctlr->r_mem);
335 bus_space_subregion(bst, bsh, offset, 0x2000, &bsh);
336 rman_set_bushandle(res, bsh);
337 rman_set_bustag(res, bst);
341 if (*rid == ATA_IRQ_RID)
342 res = ctlr->irq.r_irq;
349 siis_release_resource(device_t dev, device_t child, int type, int rid,
355 rman_release_resource(r);
358 if (rid != ATA_IRQ_RID)
366 siis_setup_intr(device_t dev, device_t child, struct resource *irq,
367 int flags, driver_filter_t *filter, driver_intr_t *function,
368 void *argument, void **cookiep)
370 struct siis_controller *ctlr = device_get_softc(dev);
371 int unit = (intptr_t)device_get_ivars(child);
373 if (filter != NULL) {
374 printf("siis.c: we cannot use a filter here\n");
377 ctlr->interrupt[unit].function = function;
378 ctlr->interrupt[unit].argument = argument;
383 siis_teardown_intr(device_t dev, device_t child, struct resource *irq,
386 struct siis_controller *ctlr = device_get_softc(dev);
387 int unit = (intptr_t)device_get_ivars(child);
389 ctlr->interrupt[unit].function = NULL;
390 ctlr->interrupt[unit].argument = NULL;
395 siis_print_child(device_t dev, device_t child)
399 retval = bus_print_child_header(dev, child);
400 retval += printf(" at channel %d",
401 (int)(intptr_t)device_get_ivars(child));
402 retval += bus_print_child_footer(dev, child);
408 siis_child_location_str(device_t dev, device_t child, char *buf,
412 snprintf(buf, buflen, "channel=%d",
413 (int)(intptr_t)device_get_ivars(child));
418 siis_get_dma_tag(device_t bus, device_t child)
421 return (bus_get_dma_tag(bus));
424 devclass_t siis_devclass;
425 static device_method_t siis_methods[] = {
426 DEVMETHOD(device_probe, siis_probe),
427 DEVMETHOD(device_attach, siis_attach),
428 DEVMETHOD(device_detach, siis_detach),
429 DEVMETHOD(device_suspend, siis_suspend),
430 DEVMETHOD(device_resume, siis_resume),
431 DEVMETHOD(bus_print_child, siis_print_child),
432 DEVMETHOD(bus_alloc_resource, siis_alloc_resource),
433 DEVMETHOD(bus_release_resource, siis_release_resource),
434 DEVMETHOD(bus_setup_intr, siis_setup_intr),
435 DEVMETHOD(bus_teardown_intr,siis_teardown_intr),
436 DEVMETHOD(bus_child_location_str, siis_child_location_str),
437 DEVMETHOD(bus_get_dma_tag, siis_get_dma_tag),
440 static driver_t siis_driver = {
443 sizeof(struct siis_controller)
445 DRIVER_MODULE(siis, pci, siis_driver, siis_devclass, 0, 0);
446 MODULE_VERSION(siis, 1);
447 MODULE_DEPEND(siis, cam, 1, 1, 1);
450 siis_ch_probe(device_t dev)
453 device_set_desc_copy(dev, "SIIS channel");
454 return (BUS_PROBE_DEFAULT);
458 siis_ch_attach(device_t dev)
460 struct siis_controller *ctlr = device_get_softc(device_get_parent(dev));
461 struct siis_channel *ch = device_get_softc(dev);
462 struct cam_devq *devq;
463 int rid, error, i, sata_rev = 0;
466 ch->unit = (intptr_t)device_get_ivars(dev);
467 ch->quirks = ctlr->quirks;
468 resource_int_value(device_get_name(dev),
469 device_get_unit(dev), "pm_level", &ch->pm_level);
470 resource_int_value(device_get_name(dev),
471 device_get_unit(dev), "sata_rev", &sata_rev);
472 for (i = 0; i < 16; i++) {
473 ch->user[i].revision = sata_rev;
474 ch->user[i].mode = 0;
475 ch->user[i].bytecount = 8192;
476 ch->user[i].tags = SIIS_MAX_SLOTS;
477 ch->curr[i] = ch->user[i];
479 ch->user[i].caps = CTS_SATA_CAPS_H_PMREQ;
480 ch->user[i].caps |= CTS_SATA_CAPS_H_AN;
482 mtx_init(&ch->mtx, "SIIS channel lock", NULL, MTX_DEF);
484 if (!(ch->r_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
488 siis_slotsalloc(dev);
492 if (!(ch->r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
493 &rid, RF_SHAREABLE | RF_ACTIVE))) {
494 device_printf(dev, "Unable to map interrupt\n");
498 if ((bus_setup_intr(dev, ch->r_irq, ATA_INTR_FLAGS, NULL,
499 siis_ch_intr_locked, dev, &ch->ih))) {
500 device_printf(dev, "Unable to setup interrupt\n");
504 /* Create the device queue for our SIM. */
505 devq = cam_simq_alloc(SIIS_MAX_SLOTS);
507 device_printf(dev, "Unable to allocate simq\n");
511 /* Construct SIM entry */
512 ch->sim = cam_sim_alloc(siisaction, siispoll, "siisch", ch,
513 device_get_unit(dev), &ch->mtx, 2, SIIS_MAX_SLOTS, devq);
514 if (ch->sim == NULL) {
516 device_printf(dev, "unable to allocate sim\n");
520 if (xpt_bus_register(ch->sim, dev, 0) != CAM_SUCCESS) {
521 device_printf(dev, "unable to register xpt bus\n");
525 if (xpt_create_path(&ch->path, /*periph*/NULL, cam_sim_path(ch->sim),
526 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
527 device_printf(dev, "unable to create path\n");
531 mtx_unlock(&ch->mtx);
532 ch->led = led_create(siis_ch_led, dev, device_get_nameunit(dev));
536 xpt_bus_deregister(cam_sim_path(ch->sim));
538 cam_sim_free(ch->sim, /*free_devq*/TRUE);
540 bus_release_resource(dev, SYS_RES_IRQ, ATA_IRQ_RID, ch->r_irq);
542 bus_release_resource(dev, SYS_RES_MEMORY, ch->unit, ch->r_mem);
543 mtx_unlock(&ch->mtx);
544 mtx_destroy(&ch->mtx);
549 siis_ch_detach(device_t dev)
551 struct siis_channel *ch = device_get_softc(dev);
553 led_destroy(ch->led);
555 xpt_async(AC_LOST_DEVICE, ch->path, NULL);
556 xpt_free_path(ch->path);
557 xpt_bus_deregister(cam_sim_path(ch->sim));
558 cam_sim_free(ch->sim, /*free_devq*/TRUE);
559 mtx_unlock(&ch->mtx);
561 bus_teardown_intr(dev, ch->r_irq, ch->ih);
562 bus_release_resource(dev, SYS_RES_IRQ, ATA_IRQ_RID, ch->r_irq);
568 bus_release_resource(dev, SYS_RES_MEMORY, ch->unit, ch->r_mem);
569 mtx_destroy(&ch->mtx);
574 siis_ch_init(device_t dev)
576 struct siis_channel *ch = device_get_softc(dev);
578 /* Get port out of reset state. */
579 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PORT_RESET);
580 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_32BIT);
582 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PME);
584 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME);
585 /* Enable port interrupts */
586 ATA_OUTL(ch->r_mem, SIIS_P_IESET, SIIS_P_IX_ENABLED);
591 siis_ch_deinit(device_t dev)
593 struct siis_channel *ch = device_get_softc(dev);
595 /* Put port into reset state. */
596 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PORT_RESET);
601 siis_ch_suspend(device_t dev)
603 struct siis_channel *ch = device_get_softc(dev);
606 xpt_freeze_simq(ch->sim, 1);
608 msleep(ch, &ch->mtx, PRIBIO, "siissusp", hz/100);
610 mtx_unlock(&ch->mtx);
615 siis_ch_resume(device_t dev)
617 struct siis_channel *ch = device_get_softc(dev);
622 xpt_release_simq(ch->sim, TRUE);
623 mtx_unlock(&ch->mtx);
627 devclass_t siisch_devclass;
628 static device_method_t siisch_methods[] = {
629 DEVMETHOD(device_probe, siis_ch_probe),
630 DEVMETHOD(device_attach, siis_ch_attach),
631 DEVMETHOD(device_detach, siis_ch_detach),
632 DEVMETHOD(device_suspend, siis_ch_suspend),
633 DEVMETHOD(device_resume, siis_ch_resume),
636 static driver_t siisch_driver = {
639 sizeof(struct siis_channel)
641 DRIVER_MODULE(siisch, siis, siisch_driver, siis_devclass, 0, 0);
644 siis_ch_led(void *priv, int onoff)
647 struct siis_channel *ch;
649 dev = (device_t)priv;
650 ch = device_get_softc(dev);
653 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_LED_ON);
655 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_LED_ON);
658 struct siis_dc_cb_args {
664 siis_dmainit(device_t dev)
666 struct siis_channel *ch = device_get_softc(dev);
667 struct siis_dc_cb_args dcba;
670 if (bus_dma_tag_create(bus_get_dma_tag(dev), 1024, 0,
671 BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
672 NULL, NULL, SIIS_WORK_SIZE, 1, SIIS_WORK_SIZE,
673 0, NULL, NULL, &ch->dma.work_tag))
675 if (bus_dmamem_alloc(ch->dma.work_tag, (void **)&ch->dma.work, 0,
678 if (bus_dmamap_load(ch->dma.work_tag, ch->dma.work_map, ch->dma.work,
679 SIIS_WORK_SIZE, siis_dmasetupc_cb, &dcba, 0) || dcba.error) {
680 bus_dmamem_free(ch->dma.work_tag, ch->dma.work, ch->dma.work_map);
683 ch->dma.work_bus = dcba.maddr;
685 if (bus_dma_tag_create(bus_get_dma_tag(dev), 1, 0,
686 BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
688 SIIS_SG_ENTRIES * PAGE_SIZE * SIIS_MAX_SLOTS,
689 SIIS_SG_ENTRIES, 0xFFFFFFFF,
690 0, busdma_lock_mutex, &ch->mtx, &ch->dma.data_tag)) {
696 device_printf(dev, "WARNING - DMA initialization failed\n");
701 siis_dmasetupc_cb(void *xsc, bus_dma_segment_t *segs, int nsegs, int error)
703 struct siis_dc_cb_args *dcba = (struct siis_dc_cb_args *)xsc;
705 if (!(dcba->error = error))
706 dcba->maddr = segs[0].ds_addr;
710 siis_dmafini(device_t dev)
712 struct siis_channel *ch = device_get_softc(dev);
714 if (ch->dma.data_tag) {
715 bus_dma_tag_destroy(ch->dma.data_tag);
716 ch->dma.data_tag = NULL;
718 if (ch->dma.work_bus) {
719 bus_dmamap_unload(ch->dma.work_tag, ch->dma.work_map);
720 bus_dmamem_free(ch->dma.work_tag, ch->dma.work, ch->dma.work_map);
721 ch->dma.work_bus = 0;
722 ch->dma.work_map = NULL;
725 if (ch->dma.work_tag) {
726 bus_dma_tag_destroy(ch->dma.work_tag);
727 ch->dma.work_tag = NULL;
732 siis_slotsalloc(device_t dev)
734 struct siis_channel *ch = device_get_softc(dev);
737 /* Alloc and setup command/dma slots */
738 bzero(ch->slot, sizeof(ch->slot));
739 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
740 struct siis_slot *slot = &ch->slot[i];
744 slot->state = SIIS_SLOT_EMPTY;
746 callout_init_mtx(&slot->timeout, &ch->mtx, 0);
748 if (bus_dmamap_create(ch->dma.data_tag, 0, &slot->dma.data_map))
749 device_printf(ch->dev, "FAILURE - create data_map\n");
754 siis_slotsfree(device_t dev)
756 struct siis_channel *ch = device_get_softc(dev);
759 /* Free all dma slots */
760 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
761 struct siis_slot *slot = &ch->slot[i];
763 callout_drain(&slot->timeout);
764 if (slot->dma.data_map) {
765 bus_dmamap_destroy(ch->dma.data_tag, slot->dma.data_map);
766 slot->dma.data_map = NULL;
772 siis_notify_events(device_t dev)
774 struct siis_channel *ch = device_get_softc(dev);
775 struct cam_path *dpath;
779 if (ch->quirks & SIIS_Q_SNTF) {
780 status = ATA_INL(ch->r_mem, SIIS_P_SNTF);
781 ATA_OUTL(ch->r_mem, SIIS_P_SNTF, status);
784 * Without SNTF we have no idea which device sent notification.
785 * If PMP is connected, assume it, else - device.
787 status = (ch->pm_present) ? 0x8000 : 0x0001;
790 device_printf(dev, "SNTF 0x%04x\n", status);
791 for (i = 0; i < 16; i++) {
792 if ((status & (1 << i)) == 0)
794 if (xpt_create_path(&dpath, NULL,
795 xpt_path_path_id(ch->path), i, 0) == CAM_REQ_CMP) {
796 xpt_async(AC_SCSI_AEN, dpath, NULL);
797 xpt_free_path(dpath);
804 siis_phy_check_events(device_t dev)
806 struct siis_channel *ch = device_get_softc(dev);
808 /* If we have a connection event, deal with it */
809 if (ch->pm_level == 0) {
810 u_int32_t status = ATA_INL(ch->r_mem, SIIS_P_SSTS);
814 if (((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_ONLINE) &&
815 ((status & ATA_SS_SPD_MASK) != ATA_SS_SPD_NO_SPEED) &&
816 ((status & ATA_SS_IPM_MASK) == ATA_SS_IPM_ACTIVE)) {
817 device_printf(dev, "CONNECT requested\n");
819 device_printf(dev, "DISCONNECT requested\n");
822 if ((ccb = xpt_alloc_ccb_nowait()) == NULL)
824 if (xpt_create_path(&ccb->ccb_h.path, NULL,
825 cam_sim_path(ch->sim),
826 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
835 siis_ch_intr_locked(void *data)
837 device_t dev = (device_t)data;
838 struct siis_channel *ch = device_get_softc(dev);
842 mtx_unlock(&ch->mtx);
846 siis_ch_intr(void *data)
848 device_t dev = (device_t)data;
849 struct siis_channel *ch = device_get_softc(dev);
850 uint32_t istatus, sstatus, ctx, estatus, ok, err = 0;
851 enum siis_err_type et;
852 int i, ccs, port, tslots;
854 mtx_assert(&ch->mtx, MA_OWNED);
855 /* Read command statuses. */
856 sstatus = ATA_INL(ch->r_mem, SIIS_P_SS);
857 ok = ch->rslots & ~sstatus;
858 /* Complete all successfull commands. */
859 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
861 siis_end_transaction(&ch->slot[i], SIIS_ERR_NONE);
863 /* Do we have any other events? */
864 if ((sstatus & SIIS_P_SS_ATTN) == 0)
866 /* Read and clear interrupt statuses. */
867 istatus = ATA_INL(ch->r_mem, SIIS_P_IS) &
868 (0xFFFF & ~SIIS_P_IX_COMMCOMP);
869 ATA_OUTL(ch->r_mem, SIIS_P_IS, istatus);
870 /* Process PHY events */
871 if (istatus & SIIS_P_IX_PHYRDYCHG)
872 siis_phy_check_events(dev);
873 /* Process NOTIFY events */
874 if (istatus & SIIS_P_IX_SDBN)
875 siis_notify_events(dev);
876 /* Process command errors */
877 if (istatus & SIIS_P_IX_COMMERR) {
878 estatus = ATA_INL(ch->r_mem, SIIS_P_CMDERR);
879 ctx = ATA_INL(ch->r_mem, SIIS_P_CTX);
880 ccs = (ctx & SIIS_P_CTX_SLOT) >> SIIS_P_CTX_SLOT_SHIFT;
881 port = (ctx & SIIS_P_CTX_PMP) >> SIIS_P_CTX_PMP_SHIFT;
882 err = ch->rslots & sstatus;
883 //device_printf(dev, "%s ERROR ss %08x is %08x rs %08x es %d act %d port %d serr %08x\n",
884 // __func__, sstatus, istatus, ch->rslots, estatus, ccs, port,
885 // ATA_INL(ch->r_mem, SIIS_P_SERR));
887 if (!ch->recoverycmd && !ch->recovery) {
888 xpt_freeze_simq(ch->sim, ch->numrslots);
892 union ccb *fccb = ch->frozen;
894 fccb->ccb_h.status &= ~CAM_STATUS_MASK;
895 fccb->ccb_h.status |= CAM_REQUEUE_REQ | CAM_RELEASE_SIMQ;
896 if (!(fccb->ccb_h.status & CAM_DEV_QFRZN)) {
897 xpt_freeze_devq(fccb->ccb_h.path, 1);
898 fccb->ccb_h.status |= CAM_DEV_QFRZN;
902 if (estatus == SIIS_P_CMDERR_DEV ||
903 estatus == SIIS_P_CMDERR_SDB ||
904 estatus == SIIS_P_CMDERR_DATAFIS) {
905 tslots = ch->numtslots[port];
906 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
907 /* XXX: requests in loading state. */
908 if (((ch->rslots >> i) & 1) == 0)
910 if (ch->slot[i].ccb->ccb_h.target_id != port)
913 /* Untagged operation. */
917 et = SIIS_ERR_INNOCENT;
919 /* Tagged operation. */
922 siis_end_transaction(&ch->slot[i], et);
925 * We can't reinit port if there are some other
926 * commands active, use resume to complete them.
928 if (ch->rslots != 0 && !ch->recoverycmd)
929 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_RESUME);
931 if (estatus == SIIS_P_CMDERR_SENDFIS ||
932 estatus == SIIS_P_CMDERR_INCSTATE ||
933 estatus == SIIS_P_CMDERR_PPE ||
934 estatus == SIIS_P_CMDERR_SERVICE) {
937 et = SIIS_ERR_INVALID;
938 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
939 /* XXX: requests in loading state. */
940 if (((ch->rslots >> i) & 1) == 0)
942 siis_end_transaction(&ch->slot[i], et);
948 /* Must be called with channel locked. */
950 siis_check_collision(device_t dev, union ccb *ccb)
952 struct siis_channel *ch = device_get_softc(dev);
954 mtx_assert(&ch->mtx, MA_OWNED);
955 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
956 (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {
957 /* Tagged command while we have no supported tag free. */
958 if (((~ch->oslots) & (0x7fffffff >> (31 -
959 ch->curr[ccb->ccb_h.target_id].tags))) == 0)
962 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
963 (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT))) {
964 /* Atomic command while anything active. */
965 if (ch->numrslots != 0)
968 /* We have some atomic command running. */
974 /* Must be called with channel locked. */
976 siis_begin_transaction(device_t dev, union ccb *ccb)
978 struct siis_channel *ch = device_get_softc(dev);
979 struct siis_slot *slot;
982 mtx_assert(&ch->mtx, MA_OWNED);
983 /* Choose empty slot. */
984 tags = SIIS_MAX_SLOTS;
985 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
986 (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA))
987 tags = ch->curr[ccb->ccb_h.target_id].tags;
988 tag = fls((~ch->oslots) & (0x7fffffff >> (31 - tags))) - 1;
989 /* Occupy chosen slot. */
990 slot = &ch->slot[tag];
992 /* Update channel stats. */
993 ch->oslots |= (1 << slot->slot);
995 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
996 (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {
997 ch->numtslots[ccb->ccb_h.target_id]++;
999 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
1000 (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT)))
1001 ch->aslots |= (1 << slot->slot);
1002 slot->dma.nsegs = 0;
1003 /* If request moves data, setup and load SG list */
1004 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
1005 slot->state = SIIS_SLOT_LOADING;
1006 bus_dmamap_load_ccb(ch->dma.data_tag, slot->dma.data_map,
1007 ccb, siis_dmasetprd, slot, 0);
1009 siis_execute_transaction(slot);
1012 /* Locked by busdma engine. */
1014 siis_dmasetprd(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
1016 struct siis_slot *slot = arg;
1017 struct siis_channel *ch = device_get_softc(slot->dev);
1018 struct siis_cmd *ctp;
1019 struct siis_dma_prd *prd;
1022 mtx_assert(&ch->mtx, MA_OWNED);
1024 device_printf(slot->dev, "DMA load error\n");
1025 if (!ch->recoverycmd)
1026 xpt_freeze_simq(ch->sim, 1);
1027 siis_end_transaction(slot, SIIS_ERR_INVALID);
1030 KASSERT(nsegs <= SIIS_SG_ENTRIES, ("too many DMA segment entries\n"));
1031 slot->dma.nsegs = nsegs;
1033 /* Get a piece of the workspace for this request */
1034 ctp = (struct siis_cmd *)(ch->dma.work + SIIS_CT_OFFSET +
1035 (SIIS_CT_SIZE * slot->slot));
1036 /* Fill S/G table */
1037 if (slot->ccb->ccb_h.func_code == XPT_ATA_IO)
1038 prd = &ctp->u.ata.prd[0];
1040 prd = &ctp->u.atapi.prd[0];
1041 for (i = 0; i < nsegs; i++) {
1042 prd[i].dba = htole64(segs[i].ds_addr);
1043 prd[i].dbc = htole32(segs[i].ds_len);
1046 prd[nsegs - 1].control = htole32(SIIS_PRD_TRM);
1047 bus_dmamap_sync(ch->dma.data_tag, slot->dma.data_map,
1048 ((slot->ccb->ccb_h.flags & CAM_DIR_IN) ?
1049 BUS_DMASYNC_PREREAD : BUS_DMASYNC_PREWRITE));
1051 siis_execute_transaction(slot);
1054 /* Must be called with channel locked. */
1056 siis_execute_transaction(struct siis_slot *slot)
1058 device_t dev = slot->dev;
1059 struct siis_channel *ch = device_get_softc(dev);
1060 struct siis_cmd *ctp;
1061 union ccb *ccb = slot->ccb;
1064 mtx_assert(&ch->mtx, MA_OWNED);
1065 /* Get a piece of the workspace for this request */
1066 ctp = (struct siis_cmd *)
1067 (ch->dma.work + SIIS_CT_OFFSET + (SIIS_CT_SIZE * slot->slot));
1069 ctp->protocol_override = 0;
1070 ctp->transfer_count = 0;
1071 /* Special handling for Soft Reset command. */
1072 if (ccb->ccb_h.func_code == XPT_ATA_IO) {
1073 if (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) {
1074 ctp->control |= htole16(SIIS_PRB_SOFT_RESET);
1076 ctp->control |= htole16(SIIS_PRB_PROTOCOL_OVERRIDE);
1077 if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) {
1078 ctp->protocol_override |=
1079 htole16(SIIS_PRB_PROTO_NCQ);
1081 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1082 ctp->protocol_override |=
1083 htole16(SIIS_PRB_PROTO_READ);
1085 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1086 ctp->protocol_override |=
1087 htole16(SIIS_PRB_PROTO_WRITE);
1090 } else if (ccb->ccb_h.func_code == XPT_SCSI_IO) {
1091 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)
1092 ctp->control |= htole16(SIIS_PRB_PACKET_READ);
1094 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)
1095 ctp->control |= htole16(SIIS_PRB_PACKET_WRITE);
1097 /* Special handling for Soft Reset command. */
1098 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
1099 (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) &&
1100 (ccb->ataio.cmd.control & ATA_A_RESET)) {
1101 /* Kick controller into sane state */
1104 /* Setup the FIS for this request */
1105 if (!siis_setup_fis(dev, ctp, ccb, slot->slot)) {
1106 device_printf(ch->dev, "Setting up SATA FIS failed\n");
1107 if (!ch->recoverycmd)
1108 xpt_freeze_simq(ch->sim, 1);
1109 siis_end_transaction(slot, SIIS_ERR_INVALID);
1112 bus_dmamap_sync(ch->dma.work_tag, ch->dma.work_map,
1113 BUS_DMASYNC_PREWRITE);
1114 /* Issue command to the controller. */
1115 slot->state = SIIS_SLOT_RUNNING;
1116 ch->rslots |= (1 << slot->slot);
1117 prb_bus = ch->dma.work_bus +
1118 SIIS_CT_OFFSET + (SIIS_CT_SIZE * slot->slot);
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 (timeout_t*)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 (timeout_t*)siis_timeout, slot, 0);
1170 /* Locked by callout mechanism. */
1172 siis_timeout(struct siis_slot *slot)
1174 device_t dev = slot->dev;
1175 struct siis_channel *ch = device_get_softc(dev);
1176 union ccb *ccb = slot->ccb;
1178 mtx_assert(&ch->mtx, MA_OWNED);
1179 /* Check for stale timeout. */
1180 if (slot->state < SIIS_SLOT_RUNNING)
1183 /* Handle soft-reset timeouts without doing hard-reset. */
1184 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
1185 (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) &&
1186 (ccb->ataio.cmd.control & ATA_A_RESET)) {
1187 xpt_freeze_simq(ch->sim, ch->numrslots);
1188 siis_end_transaction(slot, SIIS_ERR_TFE);
1192 device_printf(dev, "Timeout on slot %d\n", slot->slot);
1193 device_printf(dev, "%s is %08x ss %08x rs %08x es %08x sts %08x serr %08x\n",
1194 __func__, ATA_INL(ch->r_mem, SIIS_P_IS),
1195 ATA_INL(ch->r_mem, SIIS_P_SS), ch->rslots,
1196 ATA_INL(ch->r_mem, SIIS_P_CMDERR), ATA_INL(ch->r_mem, SIIS_P_STS),
1197 ATA_INL(ch->r_mem, SIIS_P_SERR));
1199 if (ch->toslots == 0)
1200 xpt_freeze_simq(ch->sim, 1);
1201 ch->toslots |= (1 << slot->slot);
1202 if ((ch->rslots & ~ch->toslots) == 0)
1203 siis_process_timeout(dev);
1205 device_printf(dev, " ... waiting for slots %08x\n",
1206 ch->rslots & ~ch->toslots);
1209 /* Must be called with channel locked. */
1211 siis_end_transaction(struct siis_slot *slot, enum siis_err_type et)
1213 device_t dev = slot->dev;
1214 struct siis_channel *ch = device_get_softc(dev);
1215 union ccb *ccb = slot->ccb;
1218 mtx_assert(&ch->mtx, MA_OWNED);
1219 bus_dmamap_sync(ch->dma.work_tag, ch->dma.work_map,
1220 BUS_DMASYNC_POSTWRITE);
1221 /* Read result registers to the result struct
1222 * May be incorrect if several commands finished same time,
1223 * so read only when sure or have to.
1225 if (ccb->ccb_h.func_code == XPT_ATA_IO) {
1226 struct ata_res *res = &ccb->ataio.res;
1227 if ((et == SIIS_ERR_TFE) ||
1228 (ccb->ataio.cmd.flags & CAM_ATAIO_NEEDRESULT)) {
1229 int offs = SIIS_P_LRAM_SLOT(slot->slot) + 8;
1231 res->status = ATA_INB(ch->r_mem, offs + 2);
1232 res->error = ATA_INB(ch->r_mem, offs + 3);
1233 res->lba_low = ATA_INB(ch->r_mem, offs + 4);
1234 res->lba_mid = ATA_INB(ch->r_mem, offs + 5);
1235 res->lba_high = ATA_INB(ch->r_mem, offs + 6);
1236 res->device = ATA_INB(ch->r_mem, offs + 7);
1237 res->lba_low_exp = ATA_INB(ch->r_mem, offs + 8);
1238 res->lba_mid_exp = ATA_INB(ch->r_mem, offs + 9);
1239 res->lba_high_exp = ATA_INB(ch->r_mem, offs + 10);
1240 res->sector_count = ATA_INB(ch->r_mem, offs + 12);
1241 res->sector_count_exp = ATA_INB(ch->r_mem, offs + 13);
1243 bzero(res, sizeof(*res));
1244 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN &&
1245 ch->numrslots == 1) {
1246 ccb->ataio.resid = ccb->ataio.dxfer_len -
1247 ATA_INL(ch->r_mem, SIIS_P_LRAM_SLOT(slot->slot) + 4);
1250 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN &&
1251 ch->numrslots == 1) {
1252 ccb->csio.resid = ccb->csio.dxfer_len -
1253 ATA_INL(ch->r_mem, SIIS_P_LRAM_SLOT(slot->slot) + 4);
1256 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
1257 bus_dmamap_sync(ch->dma.data_tag, slot->dma.data_map,
1258 (ccb->ccb_h.flags & CAM_DIR_IN) ?
1259 BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE);
1260 bus_dmamap_unload(ch->dma.data_tag, slot->dma.data_map);
1262 /* Set proper result status. */
1263 if (et != SIIS_ERR_NONE || ch->recovery) {
1264 ch->eslots |= (1 << slot->slot);
1265 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
1267 /* In case of error, freeze device for proper recovery. */
1268 if (et != SIIS_ERR_NONE && (!ch->recoverycmd) &&
1269 !(ccb->ccb_h.status & CAM_DEV_QFRZN)) {
1270 xpt_freeze_devq(ccb->ccb_h.path, 1);
1271 ccb->ccb_h.status |= CAM_DEV_QFRZN;
1273 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
1276 ccb->ccb_h.status |= CAM_REQ_CMP;
1277 if (ccb->ccb_h.func_code == XPT_SCSI_IO)
1278 ccb->csio.scsi_status = SCSI_STATUS_OK;
1280 case SIIS_ERR_INVALID:
1282 ccb->ccb_h.status |= CAM_REQ_INVALID;
1284 case SIIS_ERR_INNOCENT:
1285 ccb->ccb_h.status |= CAM_REQUEUE_REQ;
1289 if (ccb->ccb_h.func_code == XPT_SCSI_IO) {
1290 ccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
1291 ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
1293 ccb->ccb_h.status |= CAM_ATA_STATUS_ERROR;
1298 ccb->ccb_h.status |= CAM_UNCOR_PARITY;
1300 case SIIS_ERR_TIMEOUT:
1302 ccb->ccb_h.status |= CAM_CMD_TIMEOUT;
1305 ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
1308 ch->oslots &= ~(1 << slot->slot);
1309 ch->rslots &= ~(1 << slot->slot);
1310 ch->aslots &= ~(1 << slot->slot);
1311 slot->state = SIIS_SLOT_EMPTY;
1313 /* Update channel stats. */
1315 if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&
1316 (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {
1317 ch->numtslots[ccb->ccb_h.target_id]--;
1319 /* Cancel timeout state if request completed normally. */
1320 if (et != SIIS_ERR_TIMEOUT) {
1321 lastto = (ch->toslots == (1 << slot->slot));
1322 ch->toslots &= ~(1 << slot->slot);
1324 xpt_release_simq(ch->sim, TRUE);
1326 /* If it was our READ LOG command - process it. */
1327 if (ccb->ccb_h.recovery_type == RECOVERY_READ_LOG) {
1328 siis_process_read_log(dev, ccb);
1329 /* If it was our REQUEST SENSE command - process it. */
1330 } else if (ccb->ccb_h.recovery_type == RECOVERY_REQUEST_SENSE) {
1331 siis_process_request_sense(dev, ccb);
1332 /* If it was NCQ or ATAPI command error, put result on hold. */
1333 } else if (et == SIIS_ERR_NCQ ||
1334 ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_SCSI_STATUS_ERROR &&
1335 (ccb->ccb_h.flags & CAM_DIS_AUTOSENSE) == 0)) {
1336 ch->hold[slot->slot] = ccb;
1340 /* If we have no other active commands, ... */
1341 if (ch->rslots == 0) {
1342 /* if there were timeouts or fatal error - reset port. */
1343 if (ch->toslots != 0 || ch->fatalerr) {
1346 /* if we have slots in error, we can reinit port. */
1347 if (ch->eslots != 0)
1349 /* if there commands on hold, we can do recovery. */
1350 if (!ch->recoverycmd && ch->numhslots)
1351 siis_issue_recovery(dev);
1353 /* If all the reset of commands are in timeout - abort them. */
1354 } else if ((ch->rslots & ~ch->toslots) == 0 &&
1355 et != SIIS_ERR_TIMEOUT)
1356 siis_rearm_timeout(dev);
1357 /* Unfreeze frozen command. */
1358 if (ch->frozen && !siis_check_collision(dev, ch->frozen)) {
1359 union ccb *fccb = ch->frozen;
1361 siis_begin_transaction(dev, fccb);
1362 xpt_release_simq(ch->sim, TRUE);
1367 siis_issue_recovery(device_t dev)
1369 struct siis_channel *ch = device_get_softc(dev);
1371 struct ccb_ataio *ataio;
1372 struct ccb_scsiio *csio;
1375 /* Find some held command. */
1376 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1380 if (i == SIIS_MAX_SLOTS)
1382 ccb = xpt_alloc_ccb_nowait();
1384 device_printf(dev, "Unable to allocate recovery command\n");
1386 /* We can't do anything -- complete held commands. */
1387 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1388 if (ch->hold[i] == NULL)
1390 ch->hold[i]->ccb_h.status &= ~CAM_STATUS_MASK;
1391 ch->hold[i]->ccb_h.status |= CAM_RESRC_UNAVAIL;
1392 xpt_done(ch->hold[i]);
1399 ccb->ccb_h = ch->hold[i]->ccb_h; /* Reuse old header. */
1400 if (ccb->ccb_h.func_code == XPT_ATA_IO) {
1402 ccb->ccb_h.recovery_type = RECOVERY_READ_LOG;
1403 ccb->ccb_h.func_code = XPT_ATA_IO;
1404 ccb->ccb_h.flags = CAM_DIR_IN;
1405 ccb->ccb_h.timeout = 1000; /* 1s should be enough. */
1406 ataio = &ccb->ataio;
1407 ataio->data_ptr = malloc(512, M_SIIS, M_NOWAIT);
1408 if (ataio->data_ptr == NULL) {
1411 "Unable to allocate memory for READ LOG command\n");
1414 ataio->dxfer_len = 512;
1415 bzero(&ataio->cmd, sizeof(ataio->cmd));
1416 ataio->cmd.flags = CAM_ATAIO_48BIT;
1417 ataio->cmd.command = 0x2F; /* READ LOG EXT */
1418 ataio->cmd.sector_count = 1;
1419 ataio->cmd.sector_count_exp = 0;
1420 ataio->cmd.lba_low = 0x10;
1421 ataio->cmd.lba_mid = 0;
1422 ataio->cmd.lba_mid_exp = 0;
1425 ccb->ccb_h.recovery_type = RECOVERY_REQUEST_SENSE;
1426 ccb->ccb_h.recovery_slot = i;
1427 ccb->ccb_h.func_code = XPT_SCSI_IO;
1428 ccb->ccb_h.flags = CAM_DIR_IN;
1429 ccb->ccb_h.status = 0;
1430 ccb->ccb_h.timeout = 1000; /* 1s should be enough. */
1432 csio->data_ptr = (void *)&ch->hold[i]->csio.sense_data;
1433 csio->dxfer_len = ch->hold[i]->csio.sense_len;
1435 bzero(&csio->cdb_io, sizeof(csio->cdb_io));
1436 csio->cdb_io.cdb_bytes[0] = 0x03;
1437 csio->cdb_io.cdb_bytes[4] = csio->dxfer_len;
1439 ch->recoverycmd = 1;
1440 siis_begin_transaction(dev, ccb);
1444 siis_process_read_log(device_t dev, union ccb *ccb)
1446 struct siis_channel *ch = device_get_softc(dev);
1448 struct ata_res *res;
1451 ch->recoverycmd = 0;
1452 data = ccb->ataio.data_ptr;
1453 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP &&
1454 (data[0] & 0x80) == 0) {
1455 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1458 if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id)
1460 if ((data[0] & 0x1F) == i) {
1461 res = &ch->hold[i]->ataio.res;
1462 res->status = data[2];
1463 res->error = data[3];
1464 res->lba_low = data[4];
1465 res->lba_mid = data[5];
1466 res->lba_high = data[6];
1467 res->device = data[7];
1468 res->lba_low_exp = data[8];
1469 res->lba_mid_exp = data[9];
1470 res->lba_high_exp = data[10];
1471 res->sector_count = data[12];
1472 res->sector_count_exp = data[13];
1474 ch->hold[i]->ccb_h.status &= ~CAM_STATUS_MASK;
1475 ch->hold[i]->ccb_h.status |= CAM_REQUEUE_REQ;
1477 xpt_done(ch->hold[i]);
1482 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP)
1483 device_printf(dev, "Error while READ LOG EXT\n");
1484 else if ((data[0] & 0x80) == 0) {
1485 device_printf(dev, "Non-queued command error in READ LOG EXT\n");
1487 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1490 if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id)
1492 xpt_done(ch->hold[i]);
1497 free(ccb->ataio.data_ptr, M_SIIS);
1502 siis_process_request_sense(device_t dev, union ccb *ccb)
1504 struct siis_channel *ch = device_get_softc(dev);
1507 ch->recoverycmd = 0;
1509 i = ccb->ccb_h.recovery_slot;
1510 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
1511 ch->hold[i]->ccb_h.status |= CAM_AUTOSNS_VALID;
1513 ch->hold[i]->ccb_h.status &= ~CAM_STATUS_MASK;
1514 ch->hold[i]->ccb_h.status |= CAM_AUTOSENSE_FAIL;
1516 xpt_done(ch->hold[i]);
1523 siis_portinit(device_t dev)
1525 struct siis_channel *ch = device_get_softc(dev);
1530 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_RESUME);
1531 for (i = 0; i < 16; i++) {
1532 ATA_OUTL(ch->r_mem, SIIS_P_PMPSTS(i), 0),
1533 ATA_OUTL(ch->r_mem, SIIS_P_PMPQACT(i), 0);
1535 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PORT_INIT);
1536 siis_wait_ready(dev, 1000);
1540 siis_devreset(device_t dev)
1542 struct siis_channel *ch = device_get_softc(dev);
1546 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_DEV_RESET);
1547 while (((val = ATA_INL(ch->r_mem, SIIS_P_STS)) &
1548 SIIS_P_CTL_DEV_RESET) != 0) {
1550 if (timeout++ > 1000) {
1551 device_printf(dev, "device reset stuck "
1552 "(timeout 100ms) status = %08x\n", val);
1560 siis_wait_ready(device_t dev, int t)
1562 struct siis_channel *ch = device_get_softc(dev);
1566 while (((val = ATA_INL(ch->r_mem, SIIS_P_STS)) &
1567 SIIS_P_CTL_READY) == 0) {
1569 if (timeout++ > t) {
1570 device_printf(dev, "port is not ready (timeout %dms) "
1571 "status = %08x\n", t, val);
1579 siis_reset(device_t dev)
1581 struct siis_channel *ch = device_get_softc(dev);
1582 int i, retry = 0, sata_rev;
1585 xpt_freeze_simq(ch->sim, 1);
1587 device_printf(dev, "SIIS reset...\n");
1588 if (!ch->recoverycmd && !ch->recovery)
1589 xpt_freeze_simq(ch->sim, ch->numrslots);
1590 /* Requeue frozen command. */
1592 union ccb *fccb = ch->frozen;
1594 fccb->ccb_h.status &= ~CAM_STATUS_MASK;
1595 fccb->ccb_h.status |= CAM_REQUEUE_REQ | CAM_RELEASE_SIMQ;
1596 if (!(fccb->ccb_h.status & CAM_DEV_QFRZN)) {
1597 xpt_freeze_devq(fccb->ccb_h.path, 1);
1598 fccb->ccb_h.status |= CAM_DEV_QFRZN;
1602 /* Requeue all running commands. */
1603 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1604 /* Do we have a running request on slot? */
1605 if (ch->slot[i].state < SIIS_SLOT_RUNNING)
1607 /* XXX; Commands in loading state. */
1608 siis_end_transaction(&ch->slot[i], SIIS_ERR_INNOCENT);
1610 /* Finish all held commands as-is. */
1611 for (i = 0; i < SIIS_MAX_SLOTS; i++) {
1614 xpt_done(ch->hold[i]);
1618 if (ch->toslots != 0)
1619 xpt_release_simq(ch->sim, TRUE);
1624 /* Disable port interrupts */
1625 ATA_OUTL(ch->r_mem, SIIS_P_IECLR, 0x0000FFFF);
1626 /* Set speed limit. */
1627 sata_rev = ch->user[ch->pm_present ? 15 : 0].revision;
1629 val = ATA_SC_SPD_SPEED_GEN1;
1630 else if (sata_rev == 2)
1631 val = ATA_SC_SPD_SPEED_GEN2;
1632 else if (sata_rev == 3)
1633 val = ATA_SC_SPD_SPEED_GEN3;
1636 ATA_OUTL(ch->r_mem, SIIS_P_SCTL,
1637 ATA_SC_DET_IDLE | val | ((ch->pm_level > 0) ? 0 :
1638 (ATA_SC_IPM_DIS_PARTIAL | ATA_SC_IPM_DIS_SLUMBER)));
1641 /* Reset and reconnect PHY, */
1642 if (!siis_sata_connect(ch)) {
1644 /* Enable port interrupts */
1645 ATA_OUTL(ch->r_mem, SIIS_P_IESET, SIIS_P_IX_ENABLED);
1648 "SIIS reset done: phy reset found no device\n");
1649 /* Tell the XPT about the event */
1650 xpt_async(AC_BUS_RESET, ch->path, NULL);
1651 xpt_release_simq(ch->sim, TRUE);
1654 /* Wait for port ready status. */
1655 if (siis_wait_ready(dev, 1000)) {
1656 device_printf(dev, "port ready timeout\n");
1658 device_printf(dev, "trying full port reset ...\n");
1659 /* Get port to the reset state. */
1660 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PORT_RESET);
1662 /* Get port out of reset state. */
1663 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PORT_RESET);
1664 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_32BIT);
1666 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PME);
1668 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME);
1669 siis_wait_ready(dev, 5000);
1675 /* Enable port interrupts */
1676 ATA_OUTL(ch->r_mem, SIIS_P_IS, 0xFFFFFFFF);
1677 ATA_OUTL(ch->r_mem, SIIS_P_IESET, SIIS_P_IX_ENABLED);
1679 device_printf(dev, "SIIS reset done: devices=%08x\n", ch->devices);
1680 /* Tell the XPT about the event */
1681 xpt_async(AC_BUS_RESET, ch->path, NULL);
1682 xpt_release_simq(ch->sim, TRUE);
1686 siis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag)
1688 struct siis_channel *ch = device_get_softc(dev);
1689 u_int8_t *fis = &ctp->fis[0];
1692 fis[0] = 0x27; /* host to device */
1693 fis[1] = (ccb->ccb_h.target_id & 0x0f);
1694 if (ccb->ccb_h.func_code == XPT_SCSI_IO) {
1696 fis[2] = ATA_PACKET_CMD;
1697 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE &&
1698 ch->curr[ccb->ccb_h.target_id].mode >= ATA_DMA)
1701 fis[5] = ccb->csio.dxfer_len;
1702 fis[6] = ccb->csio.dxfer_len >> 8;
1705 fis[15] = ATA_A_4BIT;
1706 bzero(ctp->u.atapi.ccb, 16);
1707 bcopy((ccb->ccb_h.flags & CAM_CDB_POINTER) ?
1708 ccb->csio.cdb_io.cdb_ptr : ccb->csio.cdb_io.cdb_bytes,
1709 ctp->u.atapi.ccb, ccb->csio.cdb_len);
1710 } else if ((ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) == 0) {
1712 fis[2] = ccb->ataio.cmd.command;
1713 fis[3] = ccb->ataio.cmd.features;
1714 fis[4] = ccb->ataio.cmd.lba_low;
1715 fis[5] = ccb->ataio.cmd.lba_mid;
1716 fis[6] = ccb->ataio.cmd.lba_high;
1717 fis[7] = ccb->ataio.cmd.device;
1718 fis[8] = ccb->ataio.cmd.lba_low_exp;
1719 fis[9] = ccb->ataio.cmd.lba_mid_exp;
1720 fis[10] = ccb->ataio.cmd.lba_high_exp;
1721 fis[11] = ccb->ataio.cmd.features_exp;
1722 if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) {
1726 fis[12] = ccb->ataio.cmd.sector_count;
1727 fis[13] = ccb->ataio.cmd.sector_count_exp;
1729 fis[15] = ATA_A_4BIT;
1737 siis_sata_connect(struct siis_channel *ch)
1740 int timeout, found = 0;
1742 /* Wait up to 100ms for "connect well" */
1743 for (timeout = 0; timeout < 1000 ; timeout++) {
1744 status = ATA_INL(ch->r_mem, SIIS_P_SSTS);
1745 if ((status & ATA_SS_DET_MASK) != ATA_SS_DET_NO_DEVICE)
1747 if (((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_ONLINE) &&
1748 ((status & ATA_SS_SPD_MASK) != ATA_SS_SPD_NO_SPEED) &&
1749 ((status & ATA_SS_IPM_MASK) == ATA_SS_IPM_ACTIVE))
1751 if ((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_OFFLINE) {
1753 device_printf(ch->dev, "SATA offline status=%08x\n",
1758 if (found == 0 && timeout >= 100)
1762 if (timeout >= 1000 || !found) {
1764 device_printf(ch->dev,
1765 "SATA connect timeout time=%dus status=%08x\n",
1766 timeout * 100, status);
1771 device_printf(ch->dev, "SATA connect time=%dus status=%08x\n",
1772 timeout * 100, status);
1774 /* Clear SATA error register */
1775 ATA_OUTL(ch->r_mem, SIIS_P_SERR, 0xffffffff);
1780 siis_check_ids(device_t dev, union ccb *ccb)
1783 if (ccb->ccb_h.target_id > 15) {
1784 ccb->ccb_h.status = CAM_TID_INVALID;
1788 if (ccb->ccb_h.target_lun != 0) {
1789 ccb->ccb_h.status = CAM_LUN_INVALID;
1797 siisaction(struct cam_sim *sim, union ccb *ccb)
1799 device_t dev, parent;
1800 struct siis_channel *ch;
1802 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("siisaction func_code=%x\n",
1803 ccb->ccb_h.func_code));
1805 ch = (struct siis_channel *)cam_sim_softc(sim);
1807 mtx_assert(&ch->mtx, MA_OWNED);
1808 switch (ccb->ccb_h.func_code) {
1809 /* Common cases first */
1810 case XPT_ATA_IO: /* Execute the requested I/O operation */
1812 if (siis_check_ids(dev, ccb))
1814 if (ch->devices == 0 ||
1815 (ch->pm_present == 0 &&
1816 ccb->ccb_h.target_id > 0 && ccb->ccb_h.target_id < 15)) {
1817 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
1820 ccb->ccb_h.recovery_type = RECOVERY_NONE;
1821 /* Check for command collision. */
1822 if (siis_check_collision(dev, ccb)) {
1823 /* Freeze command. */
1825 /* We have only one frozen slot, so freeze simq also. */
1826 xpt_freeze_simq(ch->sim, 1);
1829 siis_begin_transaction(dev, ccb);
1831 case XPT_EN_LUN: /* Enable LUN as a target */
1832 case XPT_TARGET_IO: /* Execute target I/O request */
1833 case XPT_ACCEPT_TARGET_IO: /* Accept Host Target Mode CDB */
1834 case XPT_CONT_TARGET_IO: /* Continue Host Target I/O Connection*/
1835 case XPT_ABORT: /* Abort the specified CCB */
1837 ccb->ccb_h.status = CAM_REQ_INVALID;
1839 case XPT_SET_TRAN_SETTINGS:
1841 struct ccb_trans_settings *cts = &ccb->cts;
1842 struct siis_device *d;
1844 if (siis_check_ids(dev, ccb))
1846 if (cts->type == CTS_TYPE_CURRENT_SETTINGS)
1847 d = &ch->curr[ccb->ccb_h.target_id];
1849 d = &ch->user[ccb->ccb_h.target_id];
1850 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_REVISION)
1851 d->revision = cts->xport_specific.sata.revision;
1852 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_MODE)
1853 d->mode = cts->xport_specific.sata.mode;
1854 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT)
1855 d->bytecount = min(8192, cts->xport_specific.sata.bytecount);
1856 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_TAGS)
1857 d->tags = min(SIIS_MAX_SLOTS, cts->xport_specific.sata.tags);
1858 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_PM) {
1859 ch->pm_present = cts->xport_specific.sata.pm_present;
1861 ATA_OUTL(ch->r_mem, SIIS_P_CTLSET, SIIS_P_CTL_PME);
1863 ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME);
1865 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_TAGS)
1866 d->atapi = cts->xport_specific.sata.atapi;
1867 if (cts->xport_specific.sata.valid & CTS_SATA_VALID_CAPS)
1868 d->caps = cts->xport_specific.sata.caps;
1869 ccb->ccb_h.status = CAM_REQ_CMP;
1872 case XPT_GET_TRAN_SETTINGS:
1873 /* Get default/user set transfer settings for the target */
1875 struct ccb_trans_settings *cts = &ccb->cts;
1876 struct siis_device *d;
1879 if (siis_check_ids(dev, ccb))
1881 if (cts->type == CTS_TYPE_CURRENT_SETTINGS)
1882 d = &ch->curr[ccb->ccb_h.target_id];
1884 d = &ch->user[ccb->ccb_h.target_id];
1885 cts->protocol = PROTO_UNSPECIFIED;
1886 cts->protocol_version = PROTO_VERSION_UNSPECIFIED;
1887 cts->transport = XPORT_SATA;
1888 cts->transport_version = XPORT_VERSION_UNSPECIFIED;
1889 cts->proto_specific.valid = 0;
1890 cts->xport_specific.sata.valid = 0;
1891 if (cts->type == CTS_TYPE_CURRENT_SETTINGS &&
1892 (ccb->ccb_h.target_id == 15 ||
1893 (ccb->ccb_h.target_id == 0 && !ch->pm_present))) {
1894 status = ATA_INL(ch->r_mem, SIIS_P_SSTS) & ATA_SS_SPD_MASK;
1895 if (status & 0x0f0) {
1896 cts->xport_specific.sata.revision =
1897 (status & 0x0f0) >> 4;
1898 cts->xport_specific.sata.valid |=
1899 CTS_SATA_VALID_REVISION;
1901 cts->xport_specific.sata.caps = d->caps & CTS_SATA_CAPS_D;
1903 cts->xport_specific.sata.caps |= CTS_SATA_CAPS_H_PMREQ;
1904 cts->xport_specific.sata.caps |= CTS_SATA_CAPS_H_AN;
1905 cts->xport_specific.sata.caps &=
1906 ch->user[ccb->ccb_h.target_id].caps;
1907 cts->xport_specific.sata.valid |= CTS_SATA_VALID_CAPS;
1909 cts->xport_specific.sata.revision = d->revision;
1910 cts->xport_specific.sata.valid |= CTS_SATA_VALID_REVISION;
1911 cts->xport_specific.sata.caps = d->caps;
1912 if (cts->type == CTS_TYPE_CURRENT_SETTINGS &&
1913 (ch->quirks & SIIS_Q_SNTF) == 0)
1914 cts->xport_specific.sata.caps &= ~CTS_SATA_CAPS_H_AN;
1915 cts->xport_specific.sata.valid |= CTS_SATA_VALID_CAPS;
1917 cts->xport_specific.sata.mode = d->mode;
1918 cts->xport_specific.sata.valid |= CTS_SATA_VALID_MODE;
1919 cts->xport_specific.sata.bytecount = d->bytecount;
1920 cts->xport_specific.sata.valid |= CTS_SATA_VALID_BYTECOUNT;
1921 cts->xport_specific.sata.pm_present = ch->pm_present;
1922 cts->xport_specific.sata.valid |= CTS_SATA_VALID_PM;
1923 cts->xport_specific.sata.tags = d->tags;
1924 cts->xport_specific.sata.valid |= CTS_SATA_VALID_TAGS;
1925 cts->xport_specific.sata.atapi = d->atapi;
1926 cts->xport_specific.sata.valid |= CTS_SATA_VALID_ATAPI;
1927 ccb->ccb_h.status = CAM_REQ_CMP;
1930 case XPT_RESET_BUS: /* Reset the specified SCSI bus */
1931 case XPT_RESET_DEV: /* Bus Device Reset the specified SCSI device */
1933 ccb->ccb_h.status = CAM_REQ_CMP;
1935 case XPT_TERM_IO: /* Terminate the I/O process */
1937 ccb->ccb_h.status = CAM_REQ_INVALID;
1939 case XPT_PATH_INQ: /* Path routing inquiry */
1941 struct ccb_pathinq *cpi = &ccb->cpi;
1943 parent = device_get_parent(dev);
1944 cpi->version_num = 1; /* XXX??? */
1945 cpi->hba_inquiry = PI_SDTR_ABLE | PI_TAG_ABLE;
1946 cpi->hba_inquiry |= PI_SATAPM;
1947 cpi->target_sprt = 0;
1948 cpi->hba_misc = PIM_SEQSCAN | PIM_UNMAPPED;
1949 cpi->hba_eng_cnt = 0;
1950 cpi->max_target = 15;
1952 cpi->initiator_id = 0;
1953 cpi->bus_id = cam_sim_bus(sim);
1954 cpi->base_transfer_speed = 150000;
1955 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
1956 strlcpy(cpi->hba_vid, "SIIS", HBA_IDLEN);
1957 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
1958 cpi->unit_number = cam_sim_unit(sim);
1959 cpi->transport = XPORT_SATA;
1960 cpi->transport_version = XPORT_VERSION_UNSPECIFIED;
1961 cpi->protocol = PROTO_ATA;
1962 cpi->protocol_version = PROTO_VERSION_UNSPECIFIED;
1963 cpi->maxio = MAXPHYS;
1964 cpi->hba_vendor = pci_get_vendor(parent);
1965 cpi->hba_device = pci_get_device(parent);
1966 cpi->hba_subvendor = pci_get_subvendor(parent);
1967 cpi->hba_subdevice = pci_get_subdevice(parent);
1968 cpi->ccb_h.status = CAM_REQ_CMP;
1972 ccb->ccb_h.status = CAM_REQ_INVALID;
1979 siispoll(struct cam_sim *sim)
1981 struct siis_channel *ch = (struct siis_channel *)cam_sim_softc(sim);
1983 siis_ch_intr(ch->dev);