2 * Copyright (c) 2011 HighPoint Technologies, Inc.
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 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $FreeBSD: src/sys/dev/hpt27xx/osm_bsd.c,v 1.1 2011/12/28 23:26:58 delphij Exp $
29 #include <dev/raid/hpt27xx/hpt27xx_config.h>
31 #include <dev/raid/hpt27xx/os_bsd.h>
32 #include <dev/raid/hpt27xx/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 pci_enable_busmaster(dev);
76 pci_id.vid = pci_get_vendor(dev);
77 pci_id.did = pci_get_device(dev);
78 pci_id.rev = pci_get_revid(dev);
79 pci_id.subsys = (HPT_U32)(pci_get_subdevice(dev)) << 16 | pci_get_subvendor(dev);
81 size = him->get_adapter_size(&pci_id);
82 hba->ldm_adapter.him_handle = kmalloc(size, M_DEVBUF, M_WAITOK);
83 if (!hba->ldm_adapter.him_handle)
87 hba->pciaddr.tree = 0;
88 hba->pciaddr.bus = pci_get_bus(dev);
89 hba->pciaddr.device = pci_get_slot(dev);
90 hba->pciaddr.function = pci_get_function(dev);
92 if (!him->create_adapter(&pci_id, hba->pciaddr, hba->ldm_adapter.him_handle, hba)) {
93 kfree(hba->ldm_adapter.him_handle, M_DEVBUF);
97 os_printk("adapter at PCI %d:%d:%d, IRQ %d",
98 hba->pciaddr.bus, hba->pciaddr.device, hba->pciaddr.function, pci_get_irq(dev));
100 if (!ldm_register_adapter(&hba->ldm_adapter)) {
101 size = ldm_get_vbus_size();
102 vbus_ext = kmalloc(sizeof(VBUS_EXT) + size, M_DEVBUF, M_WAITOK);
104 kfree(hba->ldm_adapter.him_handle, M_DEVBUF);
107 memset(vbus_ext, 0, sizeof(VBUS_EXT));
108 vbus_ext->ext_type = EXT_TYPE_VBUS;
109 ldm_create_vbus((PVBUS)vbus_ext->vbus, vbus_ext);
110 ldm_register_adapter(&hba->ldm_adapter);
113 ldm_for_each_vbus(vbus, vbus_ext) {
114 if (hba->ldm_adapter.vbus==vbus) {
115 hba->vbus_ext = vbus_ext;
116 hba->next = vbus_ext->hba_list;
117 vbus_ext->hba_list = hba;
125 * Maybe we'd better to use the bus_dmamem_alloc to alloc DMA memory,
126 * but there are some problems currently (alignment, etc).
128 static __inline void *__get_free_pages(int order)
130 /* don't use low memory - other devices may get starved */
131 return contigmalloc(PAGE_SIZE<<order,
132 M_DEVBUF, M_WAITOK, BUS_SPACE_MAXADDR_24BIT, BUS_SPACE_MAXADDR, PAGE_SIZE, 0);
135 static __inline void free_pages(void *p, int order)
137 contigfree(p, PAGE_SIZE<<order, M_DEVBUF);
140 static int hpt_alloc_mem(PVBUS_EXT vbus_ext)
147 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
148 hba->ldm_adapter.him->get_meminfo(hba->ldm_adapter.him_handle);
150 ldm_get_mem_info((PVBUS)vbus_ext->vbus, 0);
152 for (f=vbus_ext->freelist_head; f; f=f->next) {
153 KdPrint(("%s: %d*%d=%d bytes",
154 f->tag, f->count, f->size, f->count*f->size));
155 for (i=0; i<f->count; i++) {
156 p = (void **)kmalloc(f->size, M_DEVBUF, M_WAITOK);
157 if (!p) return (ENXIO);
163 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
166 HPT_ASSERT((f->size & (f->alignment-1))==0);
168 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
170 KdPrint(("%s: %d*%d=%d bytes, order %d",
171 f->tag, f->count, f->size, f->count*f->size, order));
172 HPT_ASSERT(f->alignment<=PAGE_SIZE);
174 for (i=0; i<f->count;) {
175 p = (void **)__get_free_pages(order);
177 for (j = size/f->size; j && i<f->count; i++,j--) {
179 *(BUS_ADDRESS *)(p+1) = (BUS_ADDRESS)vtophys(p);
181 p = (void **)((unsigned long)p + f->size);
186 HPT_ASSERT(PAGE_SIZE==DMAPOOL_PAGE_SIZE);
188 for (i=0; i<os_max_cache_pages; i++) {
189 p = (void **)__get_free_pages(0);
191 HPT_ASSERT(((HPT_UPTR)p & (DMAPOOL_PAGE_SIZE-1))==0);
192 dmapool_put_page((PVBUS)vbus_ext->vbus, p, (BUS_ADDRESS)vtophys(p));
198 static void hpt_free_mem(PVBUS_EXT vbus_ext)
205 for (f=vbus_ext->freelist_head; f; f=f->next) {
207 if (f->count!=f->reserved_count) {
208 KdPrint(("memory leak for freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
211 while ((p=freelist_get(f)))
215 for (i=0; i<os_max_cache_pages; i++) {
216 p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus);
221 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
224 if (f->count!=f->reserved_count) {
225 KdPrint(("memory leak for dma freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
228 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
230 while ((p=freelist_get_dma(f, &bus))) {
232 free_pages(p, order);
234 /* can't free immediately since other blocks in this page may still be in the list */
235 if (((HPT_UPTR)p & (PAGE_SIZE-1))==0)
236 dmapool_put_page((PVBUS)vbus_ext->vbus, p, bus);
241 while ((p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus)))
245 static int hpt_init_vbus(PVBUS_EXT vbus_ext)
249 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
250 if (!hba->ldm_adapter.him->initialize(hba->ldm_adapter.him_handle)) {
251 KdPrint(("fail to initialize %p", hba));
255 ldm_initialize_vbus((PVBUS)vbus_ext->vbus, &vbus_ext->hba_list->ldm_adapter);
259 static void hpt_flush_done(PCOMMAND pCmd)
261 PVDEV vd = pCmd->target;
263 if (mIsArray(vd->type) && vd->u.array.transform && vd!=vd->u.array.transform->target) {
264 vd = vd->u.array.transform->target;
267 pCmd->Result = RETURN_PENDING;
268 vdev_queue_cmd(pCmd);
272 *(int *)pCmd->priv = 1;
277 * flush a vdev (without retry).
279 static int hpt_flush_vdev(PVBUS_EXT vbus_ext, PVDEV vd)
282 int result = 0, done;
285 KdPrint(("flusing dev %p", vd));
287 hpt_lock_vbus(vbus_ext);
289 if (mIsArray(vd->type) && vd->u.array.transform)
290 count = MAX(vd->u.array.transform->source->cmds_per_request,
291 vd->u.array.transform->target->cmds_per_request);
293 count = vd->cmds_per_request;
295 pCmd = ldm_alloc_cmds(vd->vbus, count);
298 hpt_unlock_vbus(vbus_ext);
302 pCmd->type = CMD_TYPE_FLUSH;
303 pCmd->flags.hard_flush = 1;
305 pCmd->done = hpt_flush_done;
312 while (hpt_sleep(vbus_ext, pCmd, 0, "hptfls", HPT_OSM_TIMEOUT)) {
313 ldm_reset_vbus(vd->vbus);
317 KdPrint(("flush result %d", pCmd->Result));
319 if (pCmd->Result!=RETURN_SUCCESS)
324 hpt_unlock_vbus(vbus_ext);
329 static void hpt_stop_tasks(PVBUS_EXT vbus_ext);
330 static void hpt_shutdown_vbus(PVBUS_EXT vbus_ext, int howto)
332 PVBUS vbus = (PVBUS)vbus_ext->vbus;
336 KdPrint(("hpt_shutdown_vbus"));
338 /* stop all ctl tasks and disable the worker taskqueue */
339 hpt_stop_tasks(vbus_ext);
340 vbus_ext->worker.ta_context = 0;
343 for (i=0; i<osm_max_targets; i++) {
344 PVDEV vd = ldm_find_target(vbus, i);
347 if (hpt_flush_vdev(vbus_ext, vd))
348 hpt_flush_vdev(vbus_ext, vd);
352 hpt_lock_vbus(vbus_ext);
354 hpt_unlock_vbus(vbus_ext);
356 ldm_release_vbus(vbus);
358 for (hba=vbus_ext->hba_list; hba; hba=hba->next)
359 bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle);
361 hpt_free_mem(vbus_ext);
363 while ((hba=vbus_ext->hba_list)) {
364 vbus_ext->hba_list = hba->next;
365 kfree(hba->ldm_adapter.him_handle, M_DEVBUF);
368 kfree(vbus_ext, M_DEVBUF);
369 KdPrint(("hpt_shutdown_vbus done"));
372 static void __hpt_do_tasks(PVBUS_EXT vbus_ext)
376 tasks = vbus_ext->tasks;
383 t->func(vbus_ext->vbus, t->data);
387 static void hpt_do_tasks(PVBUS_EXT vbus_ext, int pending)
390 hpt_lock_vbus(vbus_ext);
391 __hpt_do_tasks(vbus_ext);
392 hpt_unlock_vbus(vbus_ext);
396 static void hpt_action(struct cam_sim *sim, union ccb *ccb);
397 static void hpt_poll(struct cam_sim *sim);
398 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg);
399 static void hpt_pci_intr(void *arg);
401 static __inline POS_CMDEXT cmdext_get(PVBUS_EXT vbus_ext)
403 POS_CMDEXT p = vbus_ext->cmdext_list;
405 vbus_ext->cmdext_list = p->next;
409 static __inline void cmdext_put(POS_CMDEXT p)
411 p->next = p->vbus_ext->cmdext_list;
412 p->vbus_ext->cmdext_list = p;
415 static void hpt_timeout(void *arg)
417 PCOMMAND pCmd = (PCOMMAND)arg;
418 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
420 KdPrint(("pCmd %p timeout", pCmd));
422 ldm_reset_vbus((PVBUS)ext->vbus_ext->vbus);
425 static void os_cmddone(PCOMMAND pCmd)
427 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
428 union ccb *ccb = ext->ccb;
430 KdPrint(("os_cmddone(%p, %d)", pCmd, pCmd->Result));
432 callout_stop(&ccb->ccb_h.timeout_ch);
434 switch(pCmd->Result) {
436 ccb->ccb_h.status = CAM_REQ_CMP;
438 case RETURN_BAD_DEVICE:
439 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
441 case RETURN_DEVICE_BUSY:
442 ccb->ccb_h.status = CAM_BUSY;
444 case RETURN_INVALID_REQUEST:
445 ccb->ccb_h.status = CAM_REQ_INVALID;
447 case RETURN_SELECTION_TIMEOUT:
448 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
451 ccb->ccb_h.status = CAM_BUSY;
454 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
458 if (pCmd->flags.data_in) {
459 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTREAD);
461 else if (pCmd->flags.data_out) {
462 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTWRITE);
465 bus_dmamap_unload(ext->vbus_ext->io_dmat, ext->dma_map);
472 static int os_buildsgl(PCOMMAND pCmd, PSG pSg, int logical)
474 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
475 union ccb *ccb = ext->ccb;
476 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
480 if (ccb->ccb_h.flags & CAM_DATA_PHYS)
481 panic("physical address unsupported");
483 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
484 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
485 panic("physical address unsupported");
487 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
488 os_set_sgptr(&pSg[idx], (HPT_U8 *)(HPT_UPTR)sgList[idx].ds_addr);
489 pSg[idx].size = sgList[idx].ds_len;
490 pSg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
494 os_set_sgptr(pSg, (HPT_U8 *)ccb->csio.data_ptr);
495 pSg->size = ccb->csio.dxfer_len;
501 /* since we have provided physical sg, nobody will ask us to build physical sg */
506 static void hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
508 PCOMMAND pCmd = (PCOMMAND)arg;
509 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
513 HPT_ASSERT(pCmd->flags.physical_sg);
515 if (error || nsegs == 0)
516 panic("busdma error");
518 HPT_ASSERT(nsegs<=os_max_sg_descriptors);
520 for (idx = 0; idx < nsegs; idx++, psg++) {
521 psg->addr.bus = segs[idx].ds_addr;
522 psg->size = segs[idx].ds_len;
527 if (pCmd->flags.data_in) {
528 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREREAD);
530 else if (pCmd->flags.data_out) {
531 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREWRITE);
534 callout_reset(&ext->ccb->ccb_h.timeout_ch, HPT_OSM_TIMEOUT, hpt_timeout, pCmd);
538 static void hpt_scsi_io(PVBUS_EXT vbus_ext, union ccb *ccb)
540 PVBUS vbus = (PVBUS)vbus_ext->vbus;
546 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
547 cdb = ccb->csio.cdb_io.cdb_ptr;
549 cdb = ccb->csio.cdb_io.cdb_bytes;
551 KdPrint(("hpt_scsi_io: ccb %x id %d lun %d cdb %x-%x-%x",
553 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
554 *(HPT_U32 *)&cdb[0], *(HPT_U32 *)&cdb[4], *(HPT_U32 *)&cdb[8]
557 /* ccb->ccb_h.path_id is not our bus id - don't check it */
558 if (ccb->ccb_h.target_lun != 0 ||
559 ccb->ccb_h.target_id >= osm_max_targets ||
560 (ccb->ccb_h.flags & CAM_CDB_PHYS))
562 ccb->ccb_h.status = CAM_TID_INVALID;
567 vd = ldm_find_target(vbus, ccb->ccb_h.target_id);
570 ccb->ccb_h.status = CAM_TID_INVALID;
576 case TEST_UNIT_READY:
577 case START_STOP_UNIT:
578 case SYNCHRONIZE_CACHE:
579 ccb->ccb_h.status = CAM_REQ_CMP;
584 PINQUIRYDATA inquiryData;
585 memset(ccb->csio.data_ptr, 0, ccb->csio.dxfer_len);
586 inquiryData = (PINQUIRYDATA)ccb->csio.data_ptr;
588 inquiryData->AdditionalLength = 31;
589 inquiryData->CommandQueue = 1;
590 memcpy(&inquiryData->VendorId, "HPT ", 8);
591 memcpy(&inquiryData->ProductId, "DISK 0_0 ", 16);
593 if (vd->target_id / 10) {
594 inquiryData->ProductId[7] = (vd->target_id % 100) / 10 + '0';
595 inquiryData->ProductId[8] = (vd->target_id % 100) % 10 + '0';
598 inquiryData->ProductId[7] = (vd->target_id % 100) % 10 + '0';
600 memcpy(&inquiryData->ProductRevisionLevel, "4.00", 4);
602 ccb->ccb_h.status = CAM_REQ_CMP;
608 HPT_U8 *rbuf = ccb->csio.data_ptr;
611 if (vd->capacity>0xfffffffful)
614 cap = vd->capacity - 1;
616 rbuf[0] = (HPT_U8)(cap>>24);
617 rbuf[1] = (HPT_U8)(cap>>16);
618 rbuf[2] = (HPT_U8)(cap>>8);
619 rbuf[3] = (HPT_U8)cap;
625 ccb->ccb_h.status = CAM_REQ_CMP;
629 case SERVICE_ACTION_IN:
631 HPT_U8 *rbuf = ccb->csio.data_ptr;
632 HPT_U64 cap = vd->capacity - 1;
634 rbuf[0] = (HPT_U8)(cap>>56);
635 rbuf[1] = (HPT_U8)(cap>>48);
636 rbuf[2] = (HPT_U8)(cap>>40);
637 rbuf[3] = (HPT_U8)(cap>>32);
638 rbuf[4] = (HPT_U8)(cap>>24);
639 rbuf[5] = (HPT_U8)(cap>>16);
640 rbuf[6] = (HPT_U8)(cap>>8);
641 rbuf[7] = (HPT_U8)cap;
647 ccb->ccb_h.status = CAM_REQ_CMP;
659 case 0x8f: /* VERIFY_16 */
661 pCmd = ldm_alloc_cmds(vbus, vd->cmds_per_request);
663 KdPrint(("Failed to allocate command!"));
664 ccb->ccb_h.status = CAM_BUSY;
672 pCmd->uCmd.Ide.Lba = ((HPT_U32)cdb[1] << 16) | ((HPT_U32)cdb[2] << 8) | (HPT_U32)cdb[3];
673 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[4];
677 case 0x8f: /* VERIFY_16 */
680 ((HPT_U64)cdb[2]<<56) |
681 ((HPT_U64)cdb[3]<<48) |
682 ((HPT_U64)cdb[4]<<40) |
683 ((HPT_U64)cdb[5]<<32) |
684 ((HPT_U64)cdb[6]<<24) |
685 ((HPT_U64)cdb[7]<<16) |
686 ((HPT_U64)cdb[8]<<8) |
688 pCmd->uCmd.Ide.Lba = block;
689 pCmd->uCmd.Ide.nSectors = (HPT_U16)cdb[13] | ((HPT_U16)cdb[12]<<8);
694 pCmd->uCmd.Ide.Lba = (HPT_U32)cdb[5] | ((HPT_U32)cdb[4] << 8) | ((HPT_U32)cdb[3] << 16) | ((HPT_U32)cdb[2] << 24);
695 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[8] | ((HPT_U16)cdb[7]<<8);
703 pCmd->flags.data_in = 1;
708 pCmd->flags.data_out = 1;
711 pCmd->priv = ext = cmdext_get(vbus_ext);
715 pCmd->done = os_cmddone;
716 pCmd->buildsgl = os_buildsgl;
718 pCmd->psg = ext->psg;
720 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
722 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
724 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
725 pCmd->flags.physical_sg = 1;
727 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
728 pCmd->psg[idx].addr.bus = sgList[idx].ds_addr;
729 pCmd->psg[idx].size = sgList[idx].ds_len;
730 pCmd->psg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
733 callout_reset(&ccb->ccb_h.timeout_ch, HPT_OSM_TIMEOUT, hpt_timeout, pCmd);
738 pCmd->flags.physical_sg = 1;
739 error = bus_dmamap_load(vbus_ext->io_dmat,
741 ccb->csio.data_ptr, ccb->csio.dxfer_len,
742 hpt_io_dmamap_callback, pCmd,
745 KdPrint(("bus_dmamap_load return %d", error));
746 if (error && error!=EINPROGRESS) {
747 os_printk("bus_dmamap_load error %d", error);
750 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
758 ccb->ccb_h.status = CAM_REQ_INVALID;
766 static void hpt_action(struct cam_sim *sim, union ccb *ccb)
768 PVBUS_EXT vbus_ext = (PVBUS_EXT)cam_sim_softc(sim);
770 KdPrint(("hpt_action(fn=%d, id=%d)", ccb->ccb_h.func_code, ccb->ccb_h.target_id));
772 switch (ccb->ccb_h.func_code) {
775 hpt_lock_vbus(vbus_ext);
776 hpt_scsi_io(vbus_ext, ccb);
777 hpt_unlock_vbus(vbus_ext);
781 hpt_lock_vbus(vbus_ext);
782 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
783 hpt_unlock_vbus(vbus_ext);
786 case XPT_GET_TRAN_SETTINGS:
787 case XPT_SET_TRAN_SETTINGS:
788 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
791 case XPT_CALC_GEOMETRY:
792 ccb->ccg.heads = 255;
793 ccb->ccg.secs_per_track = 63;
794 ccb->ccg.cylinders = ccb->ccg.volume_size / (ccb->ccg.heads * ccb->ccg.secs_per_track);
795 ccb->ccb_h.status = CAM_REQ_CMP;
800 struct ccb_pathinq *cpi = &ccb->cpi;
802 cpi->version_num = 1;
803 cpi->hba_inquiry = PI_SDTR_ABLE;
804 cpi->target_sprt = 0;
805 cpi->hba_misc = PIM_NOBUSRESET;
806 cpi->hba_eng_cnt = 0;
807 cpi->max_target = osm_max_targets;
809 cpi->unit_number = cam_sim_unit(sim);
810 cpi->bus_id = cam_sim_bus(sim);
811 cpi->initiator_id = osm_max_targets;
812 cpi->base_transfer_speed = 3300;
814 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
815 strncpy(cpi->hba_vid, "HPT ", HBA_IDLEN);
816 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
817 cpi->transport = XPORT_SPI;
818 cpi->transport_version = 2;
819 cpi->protocol = PROTO_SCSI;
820 cpi->protocol_version = SCSI_REV_2;
821 cpi->maxio = HPT27XX_DFLTPHYS;
822 cpi->ccb_h.status = CAM_REQ_CMP;
827 ccb->ccb_h.status = CAM_REQ_INVALID;
835 static void hpt_pci_intr(void *arg)
837 PVBUS_EXT vbus_ext = (PVBUS_EXT)arg;
838 hpt_lock_vbus(vbus_ext);
839 ldm_intr((PVBUS)vbus_ext->vbus);
840 hpt_unlock_vbus(vbus_ext);
843 static void hpt_poll(struct cam_sim *sim)
845 hpt_pci_intr(cam_sim_softc(sim));
848 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg)
850 KdPrint(("hpt_async"));
853 static int hpt_shutdown(device_t dev)
855 KdPrint(("hpt_shutdown(dev=%p)", dev));
859 static int hpt_detach(device_t dev)
861 /* we don't allow the driver to be unloaded. */
865 static void hpt_ioctl_done(struct _IOCTL_ARG *arg)
871 static void __hpt_do_ioctl(PVBUS_EXT vbus_ext, IOCTL_ARG *ioctl_args)
873 ioctl_args->result = -1;
874 ioctl_args->done = hpt_ioctl_done;
875 ioctl_args->ioctl_cmnd = (void *)1;
877 hpt_lock_vbus(vbus_ext);
878 ldm_ioctl((PVBUS)vbus_ext->vbus, ioctl_args);
880 while (ioctl_args->ioctl_cmnd) {
881 if (hpt_sleep(vbus_ext, ioctl_args, 0, "hptctl", HPT_OSM_TIMEOUT)==0)
883 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
884 __hpt_do_tasks(vbus_ext);
887 /* KdPrint(("ioctl %x result %d", ioctl_args->dwIoControlCode, ioctl_args->result)); */
889 hpt_unlock_vbus(vbus_ext);
892 static void hpt_do_ioctl(IOCTL_ARG *ioctl_args)
897 ldm_for_each_vbus(vbus, vbus_ext) {
898 __hpt_do_ioctl(vbus_ext, ioctl_args);
899 if (ioctl_args->result!=HPT_IOCTL_RESULT_WRONG_VBUS)
904 #define HPT_DO_IOCTL(code, inbuf, insize, outbuf, outsize) ({\
906 arg.dwIoControlCode = code;\
907 arg.lpInBuffer = inbuf;\
908 arg.lpOutBuffer = outbuf;\
909 arg.nInBufferSize = insize;\
910 arg.nOutBufferSize = outsize;\
911 arg.lpBytesReturned = 0;\
916 #define DEVICEID_VALID(id) ((id) && ((HPT_U32)(id)!=0xffffffff))
918 static int hpt_get_logical_devices(DEVICEID * pIds, int nMaxCount)
921 HPT_U32 count = nMaxCount-1;
923 if (HPT_DO_IOCTL(HPT_IOCTL_GET_LOGICAL_DEVICES,
924 &count, sizeof(HPT_U32), pIds, sizeof(DEVICEID)*nMaxCount))
927 nMaxCount = (int)pIds[0];
928 for (i=0; i<nMaxCount; i++) pIds[i] = pIds[i+1];
932 static int hpt_get_device_info_v3(DEVICEID id, PLOGICAL_DEVICE_INFO_V3 pInfo)
934 return HPT_DO_IOCTL(HPT_IOCTL_GET_DEVICE_INFO_V3,
935 &id, sizeof(DEVICEID), pInfo, sizeof(LOGICAL_DEVICE_INFO_V3));
938 /* not belong to this file logically, but we want to use ioctl interface */
939 static int __hpt_stop_tasks(PVBUS_EXT vbus_ext, DEVICEID id)
941 LOGICAL_DEVICE_INFO_V3 devinfo;
943 DEVICEID param[2] = { id, 0 };
945 if (hpt_get_device_info_v3(id, &devinfo))
948 if (devinfo.Type!=LDT_ARRAY)
951 if (devinfo.u.array.Flags & ARRAY_FLAG_REBUILDING)
952 param[1] = AS_REBUILD_ABORT;
953 else if (devinfo.u.array.Flags & ARRAY_FLAG_VERIFYING)
954 param[1] = AS_VERIFY_ABORT;
955 else if (devinfo.u.array.Flags & ARRAY_FLAG_INITIALIZING)
956 param[1] = AS_INITIALIZE_ABORT;
957 else if (devinfo.u.array.Flags & ARRAY_FLAG_TRANSFORMING)
958 param[1] = AS_TRANSFORM_ABORT;
962 KdPrint(("SET_ARRAY_STATE(%x, %d)", param[0], param[1]));
963 result = HPT_DO_IOCTL(HPT_IOCTL_SET_ARRAY_STATE,
964 param, sizeof(param), 0, 0);
966 for (i=0; i<devinfo.u.array.nDisk; i++)
967 if (DEVICEID_VALID(devinfo.u.array.Members[i]))
968 __hpt_stop_tasks(vbus_ext, devinfo.u.array.Members[i]);
973 static void hpt_stop_tasks(PVBUS_EXT vbus_ext)
978 count = hpt_get_logical_devices((DEVICEID *)&ids, sizeof(ids)/sizeof(ids[0]));
980 for (i=0; i<count; i++)
981 __hpt_stop_tasks(vbus_ext, ids[i]);
984 static d_open_t hpt_open;
985 static d_close_t hpt_close;
986 static d_ioctl_t hpt_ioctl;
987 static void hpt_bus_scan_cb(struct cam_periph *periph, union ccb *ccb);
988 static int hpt_rescan_bus(void);
990 static struct dev_ops hpt_ops = {
991 { driver_name, 0, 0 },
993 .d_close = hpt_close,
994 .d_ioctl = hpt_ioctl,
997 static struct intr_config_hook hpt_ich;
1000 * hpt_final_init will be called after all hpt_attach.
1002 static void hpt_final_init(void *dummy)
1009 /* Clear the config hook */
1010 config_intrhook_disestablish(&hpt_ich);
1012 /* allocate memory */
1014 ldm_for_each_vbus(vbus, vbus_ext) {
1015 if (hpt_alloc_mem(vbus_ext)) {
1016 os_printk("out of memory");
1023 os_printk("no controller detected.");
1027 /* initializing hardware */
1028 ldm_for_each_vbus(vbus, vbus_ext) {
1029 /* make timer available here */
1030 callout_init(&vbus_ext->timer);
1031 if (hpt_init_vbus(vbus_ext)) {
1032 os_printk("fail to initialize hardware");
1037 /* register CAM interface */
1038 ldm_for_each_vbus(vbus, vbus_ext) {
1039 struct cam_devq *devq;
1040 struct ccb_setasync ccb;
1042 lockinit(&vbus_ext->lock, "hptsleeplock", 0, LK_CANRECURSE);
1043 if (bus_dma_tag_create(NULL,/* parent */
1045 BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1046 BUS_SPACE_MAXADDR, /* lowaddr */
1047 BUS_SPACE_MAXADDR, /* highaddr */
1048 NULL, NULL, /* filter, filterarg */
1049 PAGE_SIZE * (os_max_sg_descriptors-1), /* maxsize */
1050 os_max_sg_descriptors, /* nsegments */
1051 0x10000, /* maxsegsize */
1052 BUS_DMA_WAITOK, /* flags */
1053 &vbus_ext->io_dmat /* tag */))
1058 for (i=0; i<os_max_queue_comm; i++) {
1059 POS_CMDEXT ext = (POS_CMDEXT)kmalloc(sizeof(OS_CMDEXT), M_DEVBUF, M_WAITOK);
1061 os_printk("Can't alloc cmdext(%d)", i);
1064 ext->vbus_ext = vbus_ext;
1065 ext->next = vbus_ext->cmdext_list;
1066 vbus_ext->cmdext_list = ext;
1068 if (bus_dmamap_create(vbus_ext->io_dmat, 0, &ext->dma_map)) {
1069 os_printk("Can't create dma map(%d)", i);
1074 if ((devq = cam_simq_alloc(os_max_queue_comm)) == NULL) {
1075 os_printk("cam_simq_alloc failed");
1079 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1080 vbus_ext, 0, &sim_mplock, os_max_queue_comm, /*tagged*/8, devq);
1082 if (!vbus_ext->sim) {
1083 os_printk("cam_sim_alloc failed");
1084 cam_simq_release(devq);
1087 cam_simq_release(devq);
1089 if (xpt_bus_register(vbus_ext->sim, 0) != CAM_SUCCESS) {
1090 os_printk("xpt_bus_register failed");
1091 cam_sim_free(vbus_ext->sim);
1092 vbus_ext->sim = NULL;
1096 if (xpt_create_path(&vbus_ext->path, /*periph */ NULL,
1097 cam_sim_path(vbus_ext->sim), CAM_TARGET_WILDCARD,
1098 CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1100 os_printk("xpt_create_path failed");
1101 xpt_bus_deregister(cam_sim_path(vbus_ext->sim));
1102 cam_sim_free(vbus_ext->sim);
1103 vbus_ext->sim = NULL;
1107 xpt_setup_ccb(&ccb.ccb_h, vbus_ext->path, /*priority*/5);
1108 ccb.ccb_h.func_code = XPT_SASYNC_CB;
1109 ccb.event_enable = AC_LOST_DEVICE;
1110 ccb.callback = hpt_async;
1111 ccb.callback_arg = vbus_ext;
1112 xpt_action((union ccb *)&ccb);
1114 for (hba = vbus_ext->hba_list; hba; hba = hba->next) {
1116 if ((hba->irq_res = bus_alloc_resource(hba->pcidev,
1117 SYS_RES_IRQ, &rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL)
1119 os_printk("can't allocate interrupt");
1123 if (bus_setup_intr(hba->pcidev, hba->irq_res, 0,
1124 hpt_pci_intr, vbus_ext, &hba->irq_handle, NULL))
1126 os_printk("can't set up interrupt");
1129 hba->ldm_adapter.him->intr_control(hba->ldm_adapter.him_handle, HPT_TRUE);
1133 vbus_ext->shutdown_eh = EVENTHANDLER_REGISTER(shutdown_final,
1134 hpt_shutdown_vbus, vbus_ext, SHUTDOWN_PRI_DEFAULT);
1135 if (!vbus_ext->shutdown_eh)
1136 os_printk("Shutdown event registration failed");
1139 ldm_for_each_vbus(vbus, vbus_ext) {
1140 TASK_INIT(&vbus_ext->worker, 0, (task_fn_t *)hpt_do_tasks, vbus_ext);
1141 if (vbus_ext->tasks)
1142 TASK_ENQUEUE(&vbus_ext->worker);
1145 make_dev(&hpt_ops, DRIVER_MINOR, UID_ROOT, GID_OPERATOR,
1146 S_IRUSR | S_IWUSR, driver_name);
1149 #if defined(KLD_MODULE) && (__FreeBSD_version >= 503000)
1151 typedef struct driverlink *driverlink_t;
1153 kobj_class_t driver;
1154 TAILQ_ENTRY(driverlink) link; /* list of drivers in devclass */
1157 typedef TAILQ_HEAD(driver_list, driverlink) driver_list_t;
1160 TAILQ_ENTRY(devclass) link;
1161 devclass_t parent; /* parent in devclass hierarchy */
1162 driver_list_t drivers; /* bus devclasses store drivers for bus */
1164 device_t *devices; /* array of devices indexed by unit */
1165 int maxunit; /* size of devices array */
1168 static void override_kernel_driver(void)
1170 driverlink_t dl, dlfirst;
1171 driver_t *tmpdriver;
1172 devclass_t dc = devclass_find("pci");
1175 dlfirst = TAILQ_FIRST(&dc->drivers);
1176 for (dl = dlfirst; dl; dl = TAILQ_NEXT(dl, link)) {
1177 if(strcmp(dl->driver->name, driver_name) == 0) {
1178 tmpdriver=dl->driver;
1179 dl->driver=dlfirst->driver;
1180 dlfirst->driver=tmpdriver;
1188 #define override_kernel_driver()
1191 static void hpt_init(void *dummy)
1193 os_printk("%s %s", driver_name_long, driver_ver);
1195 override_kernel_driver();
1198 hpt_ich.ich_func = hpt_final_init;
1199 hpt_ich.ich_arg = NULL;
1200 if (config_intrhook_establish(&hpt_ich) != 0) {
1201 kprintf("%s: cannot establish configuration hook\n",
1206 SYSINIT(hptinit, SI_SUB_CONFIGURE, SI_ORDER_FIRST, hpt_init, NULL);
1209 * CAM driver interface
1211 static device_method_t driver_methods[] = {
1212 /* Device interface */
1213 DEVMETHOD(device_probe, hpt_probe),
1214 DEVMETHOD(device_attach, hpt_attach),
1215 DEVMETHOD(device_detach, hpt_detach),
1216 DEVMETHOD(device_shutdown, hpt_shutdown),
1220 static driver_t hpt_pci_driver = {
1226 static devclass_t hpt_devclass;
1229 #error "no TARGETNAME found"
1232 /* use this to make TARGETNAME be expanded */
1233 #define __DRIVER_MODULE(p1, p2, p3, p4, p5, p6) DRIVER_MODULE(p1, p2, p3, p4, p5, p6)
1234 #define __MODULE_VERSION(p1, p2) MODULE_VERSION(p1, p2)
1235 #define __MODULE_DEPEND(p1, p2, p3, p4, p5) MODULE_DEPEND(p1, p2, p3, p4, p5)
1236 __DRIVER_MODULE(TARGETNAME, pci, hpt_pci_driver, hpt_devclass, 0, 0);
1237 __MODULE_VERSION(TARGETNAME, 1);
1238 __MODULE_DEPEND(TARGETNAME, cam, 1, 1, 1);
1240 typedef struct cdev * ioctl_dev_t;
1242 typedef struct thread * ioctl_thread_t;
1244 static int hpt_open(struct dev_open_args *ap)
1249 static int hpt_close(struct dev_close_args *ap)
1254 static int hpt_ioctl(struct dev_ioctl_args *ap)
1256 u_long cmd = ap->a_cmd;
1257 caddr_t data = ap->a_data;
1258 PHPT_IOCTL_PARAM piop=(PHPT_IOCTL_PARAM)data;
1259 IOCTL_ARG ioctl_args;
1260 HPT_U32 bytesReturned;
1263 case HPT_DO_IOCONTROL:
1265 if (piop->Magic == HPT_IOCTL_MAGIC || piop->Magic == HPT_IOCTL_MAGIC32) {
1266 KdPrint(("ioctl=%x in=%p len=%d out=%p len=%d\n",
1267 piop->dwIoControlCode,
1269 piop->nInBufferSize,
1271 piop->nOutBufferSize));
1273 memset(&ioctl_args, 0, sizeof(ioctl_args));
1275 ioctl_args.dwIoControlCode = piop->dwIoControlCode;
1276 ioctl_args.nInBufferSize = piop->nInBufferSize;
1277 ioctl_args.nOutBufferSize = piop->nOutBufferSize;
1278 ioctl_args.lpBytesReturned = &bytesReturned;
1280 if (ioctl_args.nInBufferSize) {
1281 ioctl_args.lpInBuffer = kmalloc(ioctl_args.nInBufferSize, M_DEVBUF, M_WAITOK);
1282 if (!ioctl_args.lpInBuffer)
1284 if (copyin((void*)piop->lpInBuffer,
1285 ioctl_args.lpInBuffer, piop->nInBufferSize))
1289 if (ioctl_args.nOutBufferSize) {
1290 ioctl_args.lpOutBuffer = kmalloc(ioctl_args.nOutBufferSize, M_DEVBUF, M_WAITOK);
1291 if (!ioctl_args.lpOutBuffer)
1297 hpt_do_ioctl(&ioctl_args);
1301 if (ioctl_args.result==HPT_IOCTL_RESULT_OK) {
1302 if (piop->nOutBufferSize) {
1303 if (copyout(ioctl_args.lpOutBuffer,
1304 (void*)piop->lpOutBuffer, piop->nOutBufferSize))
1307 if (piop->lpBytesReturned) {
1308 if (copyout(&bytesReturned,
1309 (void*)piop->lpBytesReturned, sizeof(HPT_U32)))
1312 if (ioctl_args.lpInBuffer) kfree(ioctl_args.lpInBuffer, M_DEVBUF);
1313 if (ioctl_args.lpOutBuffer) kfree(ioctl_args.lpOutBuffer, M_DEVBUF);
1317 if (ioctl_args.lpInBuffer) kfree(ioctl_args.lpInBuffer, M_DEVBUF);
1318 if (ioctl_args.lpOutBuffer) kfree(ioctl_args.lpOutBuffer, M_DEVBUF);
1326 return hpt_rescan_bus();
1329 KdPrint(("invalid command!"));
1335 static int hpt_rescan_bus(void)
1337 struct cam_path *path;
1344 ldm_for_each_vbus(vbus, vbus_ext) {
1345 if (xpt_create_path(&path, xpt_periph, cam_sim_path(vbus_ext->sim),
1346 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1348 if ((ccb = kmalloc(sizeof(union ccb), M_TEMP, M_WAITOK)) == NULL)
1350 bzero(ccb, sizeof(union ccb));
1351 xpt_setup_ccb(&ccb->ccb_h, path, 5);
1352 ccb->ccb_h.func_code = XPT_SCAN_BUS;
1353 ccb->ccb_h.cbfcnp = hpt_bus_scan_cb;
1354 ccb->crcn.flags = CAM_FLAG_NONE;
1363 static void hpt_bus_scan_cb(struct cam_periph *periph, union ccb *ccb)
1365 if (ccb->ccb_h.status != CAM_REQ_CMP)
1366 KdPrint(("cam_scan_callback: failure status = %x",ccb->ccb_h.status));
1368 KdPrint(("Scan bus successfully!"));
1370 xpt_free_path(ccb->ccb_h.path);