1 /* $Id: osm_bsd.c,v 1.36 2010/05/11 03:12:11 lcn Exp $ */
3 * HighPoint RAID Driver for FreeBSD
4 * Copyright (C) 2005-2011 HighPoint Technologies, Inc.
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 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <dev/hptnr/hptnr_config.h>
31 #include <dev/hptnr/os_bsd.h>
32 #include <dev/hptnr/hptintf.h>
34 static int hpt_probe(device_t dev)
41 for (him = him_list; him; him = him->next) {
42 for (i=0; him->get_supported_device_id(i, &pci_id); i++) {
43 if (him->get_controller_count)
44 him->get_controller_count(&pci_id,0,0);
45 if ((pci_get_vendor(dev) == pci_id.vid) &&
46 (pci_get_device(dev) == pci_id.did)){
47 KdPrint(("hpt_probe: adapter at PCI %d:%d:%d, IRQ %d",
48 pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev), pci_get_irq(dev)
50 device_set_desc(dev, him->name);
51 hba = (PHBA)device_get_softc(dev);
52 memset(hba, 0, sizeof(HBA));
53 hba->ext_type = EXT_TYPE_HBA;
54 hba->ldm_adapter.him = him;
63 static int hpt_attach(device_t dev)
65 PHBA hba = (PHBA)device_get_softc(dev);
66 HIM *him = hba->ldm_adapter.him;
72 KdPrint(("hpt_attach(%d/%d/%d)", pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev)));
74 #if __FreeBSD_version >=440000
75 pci_enable_busmaster(dev);
78 pci_id.vid = pci_get_vendor(dev);
79 pci_id.did = pci_get_device(dev);
80 pci_id.rev = pci_get_revid(dev);
81 pci_id.subsys = (HPT_U32)(pci_get_subdevice(dev)) << 16 | pci_get_subvendor(dev);
83 size = him->get_adapter_size(&pci_id);
84 hba->ldm_adapter.him_handle = malloc(size, M_DEVBUF, M_WAITOK);
85 if (!hba->ldm_adapter.him_handle)
89 hba->pciaddr.tree = 0;
90 hba->pciaddr.bus = pci_get_bus(dev);
91 hba->pciaddr.device = pci_get_slot(dev);
92 hba->pciaddr.function = pci_get_function(dev);
94 if (!him->create_adapter(&pci_id, hba->pciaddr, hba->ldm_adapter.him_handle, hba)) {
95 free(hba->ldm_adapter.him_handle, M_DEVBUF);
99 os_printk("adapter at PCI %d:%d:%d, IRQ %d",
100 hba->pciaddr.bus, hba->pciaddr.device, hba->pciaddr.function, pci_get_irq(dev));
102 if (!ldm_register_adapter(&hba->ldm_adapter)) {
103 size = ldm_get_vbus_size();
104 vbus_ext = malloc(sizeof(VBUS_EXT) + size, M_DEVBUF, M_WAITOK);
106 free(hba->ldm_adapter.him_handle, M_DEVBUF);
109 memset(vbus_ext, 0, sizeof(VBUS_EXT));
110 vbus_ext->ext_type = EXT_TYPE_VBUS;
111 ldm_create_vbus((PVBUS)vbus_ext->vbus, vbus_ext);
112 ldm_register_adapter(&hba->ldm_adapter);
115 ldm_for_each_vbus(vbus, vbus_ext) {
116 if (hba->ldm_adapter.vbus==vbus) {
117 hba->vbus_ext = vbus_ext;
118 hba->next = vbus_ext->hba_list;
119 vbus_ext->hba_list = hba;
127 * Maybe we'd better to use the bus_dmamem_alloc to alloc DMA memory,
128 * but there are some problems currently (alignment, etc).
130 static __inline void *__get_free_pages(int order)
132 /* don't use low memory - other devices may get starved */
133 return contigmalloc(PAGE_SIZE<<order,
134 M_DEVBUF, M_WAITOK, BUS_SPACE_MAXADDR_24BIT, BUS_SPACE_MAXADDR, PAGE_SIZE, 0);
137 static __inline void free_pages(void *p, int order)
139 contigfree(p, PAGE_SIZE<<order, M_DEVBUF);
142 static int hpt_alloc_mem(PVBUS_EXT vbus_ext)
149 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
150 hba->ldm_adapter.him->get_meminfo(hba->ldm_adapter.him_handle);
152 ldm_get_mem_info((PVBUS)vbus_ext->vbus, 0);
154 for (f=vbus_ext->freelist_head; f; f=f->next) {
155 KdPrint(("%s: %d*%d=%d bytes",
156 f->tag, f->count, f->size, f->count*f->size));
157 for (i=0; i<f->count; i++) {
158 p = (void **)malloc(f->size, M_DEVBUF, M_WAITOK);
159 if (!p) return (ENXIO);
165 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
168 HPT_ASSERT((f->size & (f->alignment-1))==0);
170 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1)
173 KdPrint(("%s: %d*%d=%d bytes, order %d",
174 f->tag, f->count, f->size, f->count*f->size, order));
175 HPT_ASSERT(f->alignment<=PAGE_SIZE);
177 for (i=0; i<f->count;) {
178 p = (void **)__get_free_pages(order);
180 for (j = size/f->size; j && i<f->count; i++,j--) {
182 *(BUS_ADDRESS *)(p+1) = (BUS_ADDRESS)vtophys(p);
184 p = (void **)((unsigned long)p + f->size);
189 HPT_ASSERT(PAGE_SIZE==DMAPOOL_PAGE_SIZE);
191 for (i=0; i<os_max_cache_pages; i++) {
192 p = (void **)__get_free_pages(0);
194 HPT_ASSERT(((HPT_UPTR)p & (DMAPOOL_PAGE_SIZE-1))==0);
195 dmapool_put_page((PVBUS)vbus_ext->vbus, p, (BUS_ADDRESS)vtophys(p));
201 static void hpt_free_mem(PVBUS_EXT vbus_ext)
208 for (f=vbus_ext->freelist_head; f; f=f->next) {
210 if (f->count!=f->reserved_count) {
211 KdPrint(("memory leak for freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
214 while ((p=freelist_get(f)))
218 for (i=0; i<os_max_cache_pages; i++) {
219 p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus);
224 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
227 if (f->count!=f->reserved_count) {
228 KdPrint(("memory leak for dma freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
231 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
233 while ((p=freelist_get_dma(f, &bus))) {
235 free_pages(p, order);
237 /* can't free immediately since other blocks in this page may still be in the list */
238 if (((HPT_UPTR)p & (PAGE_SIZE-1))==0)
239 dmapool_put_page((PVBUS)vbus_ext->vbus, p, bus);
244 while ((p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus)))
248 static int hpt_init_vbus(PVBUS_EXT vbus_ext)
252 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
253 if (!hba->ldm_adapter.him->initialize(hba->ldm_adapter.him_handle)) {
254 KdPrint(("fail to initialize %p", hba));
258 ldm_initialize_vbus((PVBUS)vbus_ext->vbus, &vbus_ext->hba_list->ldm_adapter);
262 static void hpt_flush_done(PCOMMAND pCmd)
264 PVDEV vd = pCmd->target;
266 if (mIsArray(vd->type) && vd->u.array.transform && vd!=vd->u.array.transform->target) {
267 vd = vd->u.array.transform->target;
270 pCmd->Result = RETURN_PENDING;
271 vdev_queue_cmd(pCmd);
275 *(int *)pCmd->priv = 1;
280 * flush a vdev (without retry).
282 static int hpt_flush_vdev(PVBUS_EXT vbus_ext, PVDEV vd)
285 int result = 0, done;
288 KdPrint(("flusing dev %p", vd));
290 hpt_lock_vbus(vbus_ext);
292 if (mIsArray(vd->type) && vd->u.array.transform)
293 count = MAX(vd->u.array.transform->source->cmds_per_request,
294 vd->u.array.transform->target->cmds_per_request);
296 count = vd->cmds_per_request;
298 pCmd = ldm_alloc_cmds(vd->vbus, count);
301 hpt_unlock_vbus(vbus_ext);
305 pCmd->type = CMD_TYPE_FLUSH;
306 pCmd->flags.hard_flush = 1;
308 pCmd->done = hpt_flush_done;
315 while (hpt_sleep(vbus_ext, pCmd, PPAUSE, "hptfls", HPT_OSM_TIMEOUT)) {
316 ldm_reset_vbus(vd->vbus);
320 KdPrint(("flush result %d", pCmd->Result));
322 if (pCmd->Result!=RETURN_SUCCESS)
327 hpt_unlock_vbus(vbus_ext);
332 static void hpt_stop_tasks(PVBUS_EXT vbus_ext);
333 static void hpt_shutdown_vbus(PVBUS_EXT vbus_ext, int howto)
335 PVBUS vbus = (PVBUS)vbus_ext->vbus;
339 KdPrint(("hpt_shutdown_vbus"));
341 /* stop all ctl tasks and disable the worker taskqueue */
342 hpt_stop_tasks(vbus_ext);
343 vbus_ext->worker.ta_context = 0;
346 for (i=0; i<osm_max_targets; i++) {
347 PVDEV vd = ldm_find_target(vbus, i);
350 if (hpt_flush_vdev(vbus_ext, vd))
351 hpt_flush_vdev(vbus_ext, vd);
355 hpt_lock_vbus(vbus_ext);
357 hpt_unlock_vbus(vbus_ext);
359 ldm_release_vbus(vbus);
361 for (hba=vbus_ext->hba_list; hba; hba=hba->next)
362 bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle);
364 hpt_free_mem(vbus_ext);
366 while ((hba=vbus_ext->hba_list)) {
367 vbus_ext->hba_list = hba->next;
368 free(hba->ldm_adapter.him_handle, M_DEVBUF);
371 free(vbus_ext, M_DEVBUF);
372 KdPrint(("hpt_shutdown_vbus done"));
375 static void __hpt_do_tasks(PVBUS_EXT vbus_ext)
379 tasks = vbus_ext->tasks;
386 t->func(vbus_ext->vbus, t->data);
390 static void hpt_do_tasks(PVBUS_EXT vbus_ext, int pending)
393 hpt_lock_vbus(vbus_ext);
394 __hpt_do_tasks(vbus_ext);
395 hpt_unlock_vbus(vbus_ext);
399 static void hpt_action(struct cam_sim *sim, union ccb *ccb);
400 static void hpt_poll(struct cam_sim *sim);
401 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg);
402 static void hpt_pci_intr(void *arg);
404 static __inline POS_CMDEXT cmdext_get(PVBUS_EXT vbus_ext)
406 POS_CMDEXT p = vbus_ext->cmdext_list;
408 vbus_ext->cmdext_list = p->next;
412 static __inline void cmdext_put(POS_CMDEXT p)
414 p->next = p->vbus_ext->cmdext_list;
415 p->vbus_ext->cmdext_list = p;
418 static void hpt_timeout(void *arg)
420 PCOMMAND pCmd = (PCOMMAND)arg;
421 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
423 KdPrint(("pCmd %p timeout", pCmd));
425 ldm_reset_vbus((PVBUS)ext->vbus_ext->vbus);
428 static void os_cmddone(PCOMMAND pCmd)
430 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
431 union ccb *ccb = ext->ccb;
433 KdPrint(("os_cmddone(%p, %d)", pCmd, pCmd->Result));
435 untimeout(hpt_timeout, pCmd, ccb->ccb_h.timeout_ch);
437 switch(pCmd->Result) {
439 ccb->ccb_h.status = CAM_REQ_CMP;
441 case RETURN_BAD_DEVICE:
442 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
444 case RETURN_DEVICE_BUSY:
445 ccb->ccb_h.status = CAM_BUSY;
447 case RETURN_INVALID_REQUEST:
448 ccb->ccb_h.status = CAM_REQ_INVALID;
450 case RETURN_SELECTION_TIMEOUT:
451 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
454 ccb->ccb_h.status = CAM_BUSY;
457 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
461 if (pCmd->flags.data_in) {
462 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTREAD);
464 else if (pCmd->flags.data_out) {
465 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTWRITE);
468 bus_dmamap_unload(ext->vbus_ext->io_dmat, ext->dma_map);
475 static int os_buildsgl(PCOMMAND pCmd, PSG pSg, int logical)
477 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
478 union ccb *ccb = ext->ccb;
479 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
483 if (ccb->ccb_h.flags & CAM_DATA_PHYS)
484 panic("physical address unsupported");
486 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
487 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
488 panic("physical address unsupported");
490 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
491 os_set_sgptr(&pSg[idx], (HPT_U8 *)(HPT_UPTR)sgList[idx].ds_addr);
492 pSg[idx].size = sgList[idx].ds_len;
493 pSg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
497 os_set_sgptr(pSg, (HPT_U8 *)ccb->csio.data_ptr);
498 pSg->size = ccb->csio.dxfer_len;
504 /* since we have provided physical sg, nobody will ask us to build physical sg */
509 static void hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
511 PCOMMAND pCmd = (PCOMMAND)arg;
512 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
516 HPT_ASSERT(pCmd->flags.physical_sg);
518 if (error || nsegs == 0)
519 panic("busdma error");
521 HPT_ASSERT(nsegs<=os_max_sg_descriptors);
523 for (idx = 0; idx < nsegs; idx++, psg++) {
524 psg->addr.bus = segs[idx].ds_addr;
525 psg->size = segs[idx].ds_len;
530 if (pCmd->flags.data_in) {
531 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREREAD);
533 else if (pCmd->flags.data_out) {
534 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREWRITE);
537 ext->ccb->ccb_h.timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT);
541 static void hpt_scsi_io(PVBUS_EXT vbus_ext, union ccb *ccb)
543 PVBUS vbus = (PVBUS)vbus_ext->vbus;
549 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
550 cdb = ccb->csio.cdb_io.cdb_ptr;
552 cdb = ccb->csio.cdb_io.cdb_bytes;
554 KdPrint(("hpt_scsi_io: ccb %x id %d lun %d cdb %x-%x-%x",
556 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
557 *(HPT_U32 *)&cdb[0], *(HPT_U32 *)&cdb[4], *(HPT_U32 *)&cdb[8]
560 /* ccb->ccb_h.path_id is not our bus id - don't check it */
561 if (ccb->ccb_h.target_lun != 0 ||
562 ccb->ccb_h.target_id >= osm_max_targets ||
563 (ccb->ccb_h.flags & CAM_CDB_PHYS))
565 ccb->ccb_h.status = CAM_TID_INVALID;
570 vd = ldm_find_target(vbus, ccb->ccb_h.target_id);
573 ccb->ccb_h.status = CAM_TID_INVALID;
579 case TEST_UNIT_READY:
580 case START_STOP_UNIT:
581 case SYNCHRONIZE_CACHE:
582 ccb->ccb_h.status = CAM_REQ_CMP;
587 PINQUIRYDATA inquiryData;
588 memset(ccb->csio.data_ptr, 0, ccb->csio.dxfer_len);
589 inquiryData = (PINQUIRYDATA)ccb->csio.data_ptr;
591 inquiryData->AdditionalLength = 31;
592 inquiryData->CommandQueue = 1;
593 memcpy(&inquiryData->VendorId, "HPT ", 8);
594 memcpy(&inquiryData->ProductId, "DISK 0_0 ", 16);
596 if (vd->target_id / 10) {
597 inquiryData->ProductId[7] = (vd->target_id % 100) / 10 + '0';
598 inquiryData->ProductId[8] = (vd->target_id % 100) % 10 + '0';
601 inquiryData->ProductId[7] = (vd->target_id % 100) % 10 + '0';
603 memcpy(&inquiryData->ProductRevisionLevel, "4.00", 4);
605 ccb->ccb_h.status = CAM_REQ_CMP;
611 HPT_U8 *rbuf = ccb->csio.data_ptr;
614 if (vd->capacity>0xfffffffful)
617 cap = vd->capacity - 1;
619 rbuf[0] = (HPT_U8)(cap>>24);
620 rbuf[1] = (HPT_U8)(cap>>16);
621 rbuf[2] = (HPT_U8)(cap>>8);
622 rbuf[3] = (HPT_U8)cap;
628 ccb->ccb_h.status = CAM_REQ_CMP;
632 case SERVICE_ACTION_IN:
634 HPT_U8 *rbuf = ccb->csio.data_ptr;
635 HPT_U64 cap = vd->capacity - 1;
637 rbuf[0] = (HPT_U8)(cap>>56);
638 rbuf[1] = (HPT_U8)(cap>>48);
639 rbuf[2] = (HPT_U8)(cap>>40);
640 rbuf[3] = (HPT_U8)(cap>>32);
641 rbuf[4] = (HPT_U8)(cap>>24);
642 rbuf[5] = (HPT_U8)(cap>>16);
643 rbuf[6] = (HPT_U8)(cap>>8);
644 rbuf[7] = (HPT_U8)cap;
650 ccb->ccb_h.status = CAM_REQ_CMP;
662 case 0x8f: /* VERIFY_16 */
664 pCmd = ldm_alloc_cmds(vbus, vd->cmds_per_request);
666 KdPrint(("Failed to allocate command!"));
667 ccb->ccb_h.status = CAM_BUSY;
675 pCmd->uCmd.Ide.Lba = ((HPT_U32)cdb[1] << 16) | ((HPT_U32)cdb[2] << 8) | (HPT_U32)cdb[3];
676 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[4];
680 case 0x8f: /* VERIFY_16 */
683 ((HPT_U64)cdb[2]<<56) |
684 ((HPT_U64)cdb[3]<<48) |
685 ((HPT_U64)cdb[4]<<40) |
686 ((HPT_U64)cdb[5]<<32) |
687 ((HPT_U64)cdb[6]<<24) |
688 ((HPT_U64)cdb[7]<<16) |
689 ((HPT_U64)cdb[8]<<8) |
691 pCmd->uCmd.Ide.Lba = block;
692 pCmd->uCmd.Ide.nSectors = (HPT_U16)cdb[13] | ((HPT_U16)cdb[12]<<8);
697 pCmd->uCmd.Ide.Lba = (HPT_U32)cdb[5] | ((HPT_U32)cdb[4] << 8) | ((HPT_U32)cdb[3] << 16) | ((HPT_U32)cdb[2] << 24);
698 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[8] | ((HPT_U16)cdb[7]<<8);
706 pCmd->flags.data_in = 1;
711 pCmd->flags.data_out = 1;
714 pCmd->priv = ext = cmdext_get(vbus_ext);
718 pCmd->done = os_cmddone;
719 pCmd->buildsgl = os_buildsgl;
721 pCmd->psg = ext->psg;
723 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
725 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
727 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
728 pCmd->flags.physical_sg = 1;
730 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
731 pCmd->psg[idx].addr.bus = sgList[idx].ds_addr;
732 pCmd->psg[idx].size = sgList[idx].ds_len;
733 pCmd->psg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
736 ccb->ccb_h.timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT);
741 pCmd->flags.physical_sg = 1;
742 error = bus_dmamap_load(vbus_ext->io_dmat,
744 ccb->csio.data_ptr, ccb->csio.dxfer_len,
745 hpt_io_dmamap_callback, pCmd,
748 KdPrint(("bus_dmamap_load return %d", error));
749 if (error && error!=EINPROGRESS) {
750 os_printk("bus_dmamap_load error %d", error);
753 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
761 ccb->ccb_h.status = CAM_REQ_INVALID;
769 static void hpt_action(struct cam_sim *sim, union ccb *ccb)
771 PVBUS_EXT vbus_ext = (PVBUS_EXT)cam_sim_softc(sim);
773 KdPrint(("hpt_action(fn=%d, id=%d)", ccb->ccb_h.func_code, ccb->ccb_h.target_id));
775 switch (ccb->ccb_h.func_code) {
778 hpt_lock_vbus(vbus_ext);
779 hpt_scsi_io(vbus_ext, ccb);
780 hpt_unlock_vbus(vbus_ext);
784 hpt_lock_vbus(vbus_ext);
785 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
786 hpt_unlock_vbus(vbus_ext);
789 case XPT_GET_TRAN_SETTINGS:
790 case XPT_SET_TRAN_SETTINGS:
791 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
794 case XPT_CALC_GEOMETRY:
795 ccb->ccg.heads = 255;
796 ccb->ccg.secs_per_track = 63;
797 ccb->ccg.cylinders = ccb->ccg.volume_size / (ccb->ccg.heads * ccb->ccg.secs_per_track);
798 ccb->ccb_h.status = CAM_REQ_CMP;
803 struct ccb_pathinq *cpi = &ccb->cpi;
805 cpi->version_num = 1;
806 cpi->hba_inquiry = PI_SDTR_ABLE;
807 cpi->target_sprt = 0;
808 cpi->hba_misc = PIM_NOBUSRESET;
809 cpi->hba_eng_cnt = 0;
810 cpi->max_target = osm_max_targets;
812 cpi->unit_number = cam_sim_unit(sim);
813 cpi->bus_id = cam_sim_bus(sim);
814 cpi->initiator_id = osm_max_targets;
815 cpi->base_transfer_speed = 3300;
817 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
818 strncpy(cpi->hba_vid, "HPT ", HBA_IDLEN);
819 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
820 #if (__FreeBSD_version >= 800000)
821 cpi->transport = XPORT_SPI;
822 cpi->transport_version = 2;
823 cpi->protocol = PROTO_SCSI;
824 cpi->protocol_version = SCSI_REV_2;
826 cpi->ccb_h.status = CAM_REQ_CMP;
831 ccb->ccb_h.status = CAM_REQ_INVALID;
839 static void hpt_pci_intr(void *arg)
841 PVBUS_EXT vbus_ext = (PVBUS_EXT)arg;
842 hpt_lock_vbus(vbus_ext);
843 ldm_intr((PVBUS)vbus_ext->vbus);
844 hpt_unlock_vbus(vbus_ext);
847 static void hpt_poll(struct cam_sim *sim)
849 hpt_pci_intr(cam_sim_softc(sim));
852 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg)
854 KdPrint(("hpt_async"));
857 static int hpt_shutdown(device_t dev)
859 KdPrint(("hpt_shutdown(dev=%p)", dev));
863 static int hpt_detach(device_t dev)
865 /* we don't allow the driver to be unloaded. */
869 static void hpt_ioctl_done(struct _IOCTL_ARG *arg)
875 static void __hpt_do_ioctl(PVBUS_EXT vbus_ext, IOCTL_ARG *ioctl_args)
877 ioctl_args->result = -1;
878 ioctl_args->done = hpt_ioctl_done;
879 ioctl_args->ioctl_cmnd = (void *)1;
881 hpt_lock_vbus(vbus_ext);
882 ldm_ioctl((PVBUS)vbus_ext->vbus, ioctl_args);
884 while (ioctl_args->ioctl_cmnd) {
885 if (hpt_sleep(vbus_ext, ioctl_args, PPAUSE, "hptctl", HPT_OSM_TIMEOUT)==0)
887 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
888 __hpt_do_tasks(vbus_ext);
891 /* KdPrint(("ioctl %x result %d", ioctl_args->dwIoControlCode, ioctl_args->result)); */
893 hpt_unlock_vbus(vbus_ext);
896 static void hpt_do_ioctl(IOCTL_ARG *ioctl_args)
901 ldm_for_each_vbus(vbus, vbus_ext) {
902 __hpt_do_ioctl(vbus_ext, ioctl_args);
903 if (ioctl_args->result!=HPT_IOCTL_RESULT_WRONG_VBUS)
908 #define HPT_DO_IOCTL(code, inbuf, insize, outbuf, outsize) ({\
910 arg.dwIoControlCode = code;\
911 arg.lpInBuffer = inbuf;\
912 arg.lpOutBuffer = outbuf;\
913 arg.nInBufferSize = insize;\
914 arg.nOutBufferSize = outsize;\
915 arg.lpBytesReturned = 0;\
920 #define DEVICEID_VALID(id) ((id) && ((HPT_U32)(id)!=0xffffffff))
922 static int hpt_get_logical_devices(DEVICEID * pIds, int nMaxCount)
925 HPT_U32 count = nMaxCount-1;
927 if (HPT_DO_IOCTL(HPT_IOCTL_GET_LOGICAL_DEVICES,
928 &count, sizeof(HPT_U32), pIds, sizeof(DEVICEID)*nMaxCount))
931 nMaxCount = (int)pIds[0];
932 for (i=0; i<nMaxCount; i++) pIds[i] = pIds[i+1];
936 static int hpt_get_device_info_v3(DEVICEID id, PLOGICAL_DEVICE_INFO_V3 pInfo)
938 return HPT_DO_IOCTL(HPT_IOCTL_GET_DEVICE_INFO_V3,
939 &id, sizeof(DEVICEID), pInfo, sizeof(LOGICAL_DEVICE_INFO_V3));
942 /* not belong to this file logically, but we want to use ioctl interface */
943 static int __hpt_stop_tasks(PVBUS_EXT vbus_ext, DEVICEID id)
945 LOGICAL_DEVICE_INFO_V3 devinfo;
947 DEVICEID param[2] = { id, 0 };
949 if (hpt_get_device_info_v3(id, &devinfo))
952 if (devinfo.Type!=LDT_ARRAY)
955 if (devinfo.u.array.Flags & ARRAY_FLAG_REBUILDING)
956 param[1] = AS_REBUILD_ABORT;
957 else if (devinfo.u.array.Flags & ARRAY_FLAG_VERIFYING)
958 param[1] = AS_VERIFY_ABORT;
959 else if (devinfo.u.array.Flags & ARRAY_FLAG_INITIALIZING)
960 param[1] = AS_INITIALIZE_ABORT;
961 else if (devinfo.u.array.Flags & ARRAY_FLAG_TRANSFORMING)
962 param[1] = AS_TRANSFORM_ABORT;
966 KdPrint(("SET_ARRAY_STATE(%x, %d)", param[0], param[1]));
967 result = HPT_DO_IOCTL(HPT_IOCTL_SET_ARRAY_STATE,
968 param, sizeof(param), 0, 0);
970 for (i=0; i<devinfo.u.array.nDisk; i++)
971 if (DEVICEID_VALID(devinfo.u.array.Members[i]))
972 __hpt_stop_tasks(vbus_ext, devinfo.u.array.Members[i]);
977 static void hpt_stop_tasks(PVBUS_EXT vbus_ext)
982 count = hpt_get_logical_devices((DEVICEID *)&ids, sizeof(ids)/sizeof(ids[0]));
984 for (i=0; i<count; i++)
985 __hpt_stop_tasks(vbus_ext, ids[i]);
988 static d_open_t hpt_open;
989 static d_close_t hpt_close;
990 static d_ioctl_t hpt_ioctl;
991 static int hpt_rescan_bus(void);
993 static struct cdevsw hpt_cdevsw = {
995 .d_close = hpt_close,
996 .d_ioctl = hpt_ioctl,
997 .d_name = driver_name,
998 #if __FreeBSD_version>=503000
999 .d_version = D_VERSION,
1001 #if (__FreeBSD_version>=503000 && __FreeBSD_version<600034)
1002 .d_flags = D_NEEDGIANT,
1004 #if __FreeBSD_version<600034
1005 #if __FreeBSD_version>501000
1006 .d_maj = MAJOR_AUTO,
1008 .d_maj = HPT_DEV_MAJOR,
1013 static struct intr_config_hook hpt_ich;
1016 * hpt_final_init will be called after all hpt_attach.
1018 static void hpt_final_init(void *dummy)
1020 int i,unit_number=0;
1025 /* Clear the config hook */
1026 config_intrhook_disestablish(&hpt_ich);
1028 /* allocate memory */
1030 ldm_for_each_vbus(vbus, vbus_ext) {
1031 if (hpt_alloc_mem(vbus_ext)) {
1032 os_printk("out of memory");
1040 os_printk("no controller detected.");
1044 /* initializing hardware */
1045 ldm_for_each_vbus(vbus, vbus_ext) {
1046 /* make timer available here */
1047 callout_handle_init(&vbus_ext->timer);
1048 if (hpt_init_vbus(vbus_ext)) {
1049 os_printk("fail to initialize hardware");
1054 /* register CAM interface */
1055 ldm_for_each_vbus(vbus, vbus_ext) {
1056 struct cam_devq *devq;
1057 struct ccb_setasync ccb;
1059 #if (__FreeBSD_version >= 500000)
1060 mtx_init(&vbus_ext->lock, "hptsleeplock", NULL, MTX_DEF);
1062 if (bus_dma_tag_create(NULL,/* parent */
1064 BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1065 BUS_SPACE_MAXADDR, /* lowaddr */
1066 BUS_SPACE_MAXADDR, /* highaddr */
1067 NULL, NULL, /* filter, filterarg */
1068 PAGE_SIZE * (os_max_sg_descriptors-1), /* maxsize */
1069 os_max_sg_descriptors, /* nsegments */
1070 0x10000, /* maxsegsize */
1071 BUS_DMA_WAITOK, /* flags */
1072 #if __FreeBSD_version>502000
1073 busdma_lock_mutex, /* lockfunc */
1074 &vbus_ext->lock, /* lockfuncarg */
1076 &vbus_ext->io_dmat /* tag */))
1081 for (i=0; i<os_max_queue_comm; i++) {
1082 POS_CMDEXT ext = (POS_CMDEXT)malloc(sizeof(OS_CMDEXT), M_DEVBUF, M_WAITOK);
1084 os_printk("Can't alloc cmdext(%d)", i);
1087 ext->vbus_ext = vbus_ext;
1088 ext->next = vbus_ext->cmdext_list;
1089 vbus_ext->cmdext_list = ext;
1091 if (bus_dmamap_create(vbus_ext->io_dmat, 0, &ext->dma_map)) {
1092 os_printk("Can't create dma map(%d)", i);
1097 if ((devq = cam_simq_alloc(os_max_queue_comm)) == NULL) {
1098 os_printk("cam_simq_alloc failed");
1102 #if __FreeBSD_version > 700025
1103 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1104 vbus_ext, unit_number, &Giant, os_max_queue_comm, /*tagged*/8, devq);
1106 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1107 vbus_ext, unit_number, os_max_queue_comm, /*tagged*/8, devq);
1110 if (!vbus_ext->sim) {
1111 os_printk("cam_sim_alloc failed");
1112 cam_simq_free(devq);
1116 #if __FreeBSD_version > 700044
1117 if (xpt_bus_register(vbus_ext->sim, NULL, 0) != CAM_SUCCESS) {
1119 if (xpt_bus_register(vbus_ext->sim, 0) != CAM_SUCCESS) {
1121 os_printk("xpt_bus_register failed");
1122 cam_sim_free(vbus_ext->sim, /*free devq*/ TRUE);
1123 vbus_ext->sim = NULL;
1127 if (xpt_create_path(&vbus_ext->path, /*periph */ xpt_periph,
1128 cam_sim_path(vbus_ext->sim), CAM_TARGET_WILDCARD,
1129 CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1131 os_printk("xpt_create_path failed");
1132 xpt_bus_deregister(cam_sim_path(vbus_ext->sim));
1133 cam_sim_free(vbus_ext->sim, /*free_devq*/TRUE);
1134 vbus_ext->sim = NULL;
1138 xpt_setup_ccb(&ccb.ccb_h, vbus_ext->path, /*priority*/5);
1139 ccb.ccb_h.func_code = XPT_SASYNC_CB;
1140 ccb.event_enable = AC_LOST_DEVICE;
1141 ccb.callback = hpt_async;
1142 ccb.callback_arg = vbus_ext;
1143 xpt_action((union ccb *)&ccb);
1145 for (hba = vbus_ext->hba_list; hba; hba = hba->next) {
1147 if ((hba->irq_res = bus_alloc_resource(hba->pcidev,
1148 SYS_RES_IRQ, &rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL)
1150 os_printk("can't allocate interrupt");
1154 if (bus_setup_intr(hba->pcidev, hba->irq_res, INTR_TYPE_CAM,
1155 #if __FreeBSD_version > 700025
1156 NULL, hpt_pci_intr, vbus_ext, &hba->irq_handle))
1158 hpt_pci_intr, vbus_ext, &hba->irq_handle))
1161 os_printk("can't set up interrupt");
1164 hba->ldm_adapter.him->intr_control(hba->ldm_adapter.him_handle, HPT_TRUE);
1168 vbus_ext->shutdown_eh = EVENTHANDLER_REGISTER(shutdown_final,
1169 hpt_shutdown_vbus, vbus_ext, SHUTDOWN_PRI_DEFAULT);
1170 if (!vbus_ext->shutdown_eh)
1171 os_printk("Shutdown event registration failed");
1174 ldm_for_each_vbus(vbus, vbus_ext) {
1175 TASK_INIT(&vbus_ext->worker, 0, (task_fn_t *)hpt_do_tasks, vbus_ext);
1176 if (vbus_ext->tasks)
1177 TASK_ENQUEUE(&vbus_ext->worker);
1180 make_dev(&hpt_cdevsw, DRIVER_MINOR, UID_ROOT, GID_OPERATOR,
1181 S_IRUSR | S_IWUSR, "%s", driver_name);
1184 #if defined(KLD_MODULE) && (__FreeBSD_version >= 503000)
1186 typedef struct driverlink *driverlink_t;
1188 kobj_class_t driver;
1189 TAILQ_ENTRY(driverlink) link; /* list of drivers in devclass */
1192 typedef TAILQ_HEAD(driver_list, driverlink) driver_list_t;
1195 TAILQ_ENTRY(devclass) link;
1196 devclass_t parent; /* parent in devclass hierarchy */
1197 driver_list_t drivers; /* bus devclasses store drivers for bus */
1199 device_t *devices; /* array of devices indexed by unit */
1200 int maxunit; /* size of devices array */
1203 static void override_kernel_driver(void)
1205 driverlink_t dl, dlfirst;
1206 driver_t *tmpdriver;
1207 devclass_t dc = devclass_find("pci");
1210 dlfirst = TAILQ_FIRST(&dc->drivers);
1211 for (dl = dlfirst; dl; dl = TAILQ_NEXT(dl, link)) {
1212 if(strcmp(dl->driver->name, driver_name) == 0) {
1213 tmpdriver=dl->driver;
1214 dl->driver=dlfirst->driver;
1215 dlfirst->driver=tmpdriver;
1223 #define override_kernel_driver()
1226 static void hpt_init(void *dummy)
1229 os_printk("%s %s", driver_name_long, driver_ver);
1231 override_kernel_driver();
1234 hpt_ich.ich_func = hpt_final_init;
1235 hpt_ich.ich_arg = NULL;
1236 if (config_intrhook_establish(&hpt_ich) != 0) {
1237 printf("%s: cannot establish configuration hook\n",
1242 SYSINIT(hptinit, SI_SUB_CONFIGURE, SI_ORDER_FIRST, hpt_init, NULL);
1245 * CAM driver interface
1247 static device_method_t driver_methods[] = {
1248 /* Device interface */
1249 DEVMETHOD(device_probe, hpt_probe),
1250 DEVMETHOD(device_attach, hpt_attach),
1251 DEVMETHOD(device_detach, hpt_detach),
1252 DEVMETHOD(device_shutdown, hpt_shutdown),
1256 static driver_t hpt_pci_driver = {
1262 static devclass_t hpt_devclass;
1265 #error "no TARGETNAME found"
1268 /* use this to make TARGETNAME be expanded */
1269 #define __DRIVER_MODULE(p1, p2, p3, p4, p5, p6) DRIVER_MODULE(p1, p2, p3, p4, p5, p6)
1270 #define __MODULE_VERSION(p1, p2) MODULE_VERSION(p1, p2)
1271 #define __MODULE_DEPEND(p1, p2, p3, p4, p5) MODULE_DEPEND(p1, p2, p3, p4, p5)
1272 __DRIVER_MODULE(TARGETNAME, pci, hpt_pci_driver, hpt_devclass, 0, 0);
1273 __MODULE_VERSION(TARGETNAME, 1);
1274 __MODULE_DEPEND(TARGETNAME, cam, 1, 1, 1);
1276 #if __FreeBSD_version>503000
1277 typedef struct cdev * ioctl_dev_t;
1279 typedef dev_t ioctl_dev_t;
1282 #if __FreeBSD_version >= 500000
1283 typedef struct thread * ioctl_thread_t;
1285 typedef struct proc * ioctl_thread_t;
1288 static int hpt_open(ioctl_dev_t dev, int flags, int devtype, ioctl_thread_t td)
1293 static int hpt_close(ioctl_dev_t dev, int flags, int devtype, ioctl_thread_t td)
1298 static int hpt_ioctl(ioctl_dev_t dev, u_long cmd, caddr_t data, int fflag, ioctl_thread_t td)
1300 PHPT_IOCTL_PARAM piop=(PHPT_IOCTL_PARAM)data;
1301 IOCTL_ARG ioctl_args;
1302 HPT_U32 bytesReturned;
1305 case HPT_DO_IOCONTROL:
1307 if (piop->Magic == HPT_IOCTL_MAGIC || piop->Magic == HPT_IOCTL_MAGIC32) {
1308 KdPrint(("ioctl=%x in=%p len=%d out=%p len=%d\n",
1309 piop->dwIoControlCode,
1311 piop->nInBufferSize,
1313 piop->nOutBufferSize));
1315 memset(&ioctl_args, 0, sizeof(ioctl_args));
1317 ioctl_args.dwIoControlCode = piop->dwIoControlCode;
1318 ioctl_args.nInBufferSize = piop->nInBufferSize;
1319 ioctl_args.nOutBufferSize = piop->nOutBufferSize;
1320 ioctl_args.lpBytesReturned = &bytesReturned;
1322 if (ioctl_args.nInBufferSize) {
1323 ioctl_args.lpInBuffer = malloc(ioctl_args.nInBufferSize, M_DEVBUF, M_WAITOK);
1324 if (!ioctl_args.lpInBuffer)
1326 if (copyin((void*)piop->lpInBuffer,
1327 ioctl_args.lpInBuffer, piop->nInBufferSize))
1331 if (ioctl_args.nOutBufferSize) {
1332 ioctl_args.lpOutBuffer = malloc(ioctl_args.nOutBufferSize, M_DEVBUF, M_WAITOK);
1333 if (!ioctl_args.lpOutBuffer)
1337 #if (__FreeBSD_version >= 500000)
1341 hpt_do_ioctl(&ioctl_args);
1343 #if (__FreeBSD_version >= 500000)
1347 if (ioctl_args.result==HPT_IOCTL_RESULT_OK) {
1348 if (piop->nOutBufferSize) {
1349 if (copyout(ioctl_args.lpOutBuffer,
1350 (void*)piop->lpOutBuffer, piop->nOutBufferSize))
1353 if (piop->lpBytesReturned) {
1354 if (copyout(&bytesReturned,
1355 (void*)piop->lpBytesReturned, sizeof(HPT_U32)))
1358 if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF);
1359 if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF);
1363 if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF);
1364 if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF);
1372 return hpt_rescan_bus();
1375 KdPrint(("invalid command!"));
1381 static int hpt_rescan_bus(void)
1389 ldm_for_each_vbus(vbus, vbus_ext) {
1390 if ((ccb = xpt_alloc_ccb()) == NULL)
1394 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(vbus_ext->sim),
1395 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP)