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);
103 memset(vbus_ext, 0, sizeof(VBUS_EXT));
104 vbus_ext->ext_type = EXT_TYPE_VBUS;
105 ldm_create_vbus((PVBUS)vbus_ext->vbus, vbus_ext);
106 ldm_register_adapter(&hba->ldm_adapter);
109 ldm_for_each_vbus(vbus, vbus_ext) {
110 if (hba->ldm_adapter.vbus==vbus) {
111 hba->vbus_ext = vbus_ext;
112 hba->next = vbus_ext->hba_list;
113 vbus_ext->hba_list = hba;
121 * Maybe we'd better to use the bus_dmamem_alloc to alloc DMA memory,
122 * but there are some problems currently (alignment, etc).
124 static __inline void *__get_free_pages(int order)
126 /* don't use low memory - other devices may get starved */
127 return contigmalloc(PAGE_SIZE<<order,
128 M_DEVBUF, M_WAITOK, BUS_SPACE_MAXADDR_24BIT, BUS_SPACE_MAXADDR, PAGE_SIZE, 0);
131 static __inline void free_pages(void *p, int order)
133 contigfree(p, PAGE_SIZE<<order, M_DEVBUF);
136 static int hpt_alloc_mem(PVBUS_EXT vbus_ext)
143 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
144 hba->ldm_adapter.him->get_meminfo(hba->ldm_adapter.him_handle);
146 ldm_get_mem_info((PVBUS)vbus_ext->vbus, 0);
148 for (f=vbus_ext->freelist_head; f; f=f->next) {
149 KdPrint(("%s: %d*%d=%d bytes",
150 f->tag, f->count, f->size, f->count*f->size));
151 for (i=0; i<f->count; i++) {
152 p = (void **)kmalloc(f->size, M_DEVBUF, M_WAITOK);
153 if (!p) return (ENXIO);
159 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
162 HPT_ASSERT((f->size & (f->alignment-1))==0);
164 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
166 KdPrint(("%s: %d*%d=%d bytes, order %d",
167 f->tag, f->count, f->size, f->count*f->size, order));
168 HPT_ASSERT(f->alignment<=PAGE_SIZE);
170 for (i=0; i<f->count;) {
171 p = (void **)__get_free_pages(order);
173 for (j = size/f->size; j && i<f->count; i++,j--) {
175 *(BUS_ADDRESS *)(p+1) = (BUS_ADDRESS)vtophys(p);
177 p = (void **)((unsigned long)p + f->size);
182 HPT_ASSERT(PAGE_SIZE==DMAPOOL_PAGE_SIZE);
184 for (i=0; i<os_max_cache_pages; i++) {
185 p = (void **)__get_free_pages(0);
187 HPT_ASSERT(((HPT_UPTR)p & (DMAPOOL_PAGE_SIZE-1))==0);
188 dmapool_put_page((PVBUS)vbus_ext->vbus, p, (BUS_ADDRESS)vtophys(p));
194 static void hpt_free_mem(PVBUS_EXT vbus_ext)
201 for (f=vbus_ext->freelist_head; f; f=f->next) {
203 if (f->count!=f->reserved_count) {
204 KdPrint(("memory leak for freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
207 while ((p=freelist_get(f)))
211 for (i=0; i<os_max_cache_pages; i++) {
212 p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus);
217 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
220 if (f->count!=f->reserved_count) {
221 KdPrint(("memory leak for dma freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
224 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
226 while ((p=freelist_get_dma(f, &bus))) {
228 free_pages(p, order);
230 /* can't free immediately since other blocks in this page may still be in the list */
231 if (((HPT_UPTR)p & (PAGE_SIZE-1))==0)
232 dmapool_put_page((PVBUS)vbus_ext->vbus, p, bus);
237 while ((p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus)))
241 static int hpt_init_vbus(PVBUS_EXT vbus_ext)
245 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
246 if (!hba->ldm_adapter.him->initialize(hba->ldm_adapter.him_handle)) {
247 KdPrint(("fail to initialize %p", hba));
251 ldm_initialize_vbus((PVBUS)vbus_ext->vbus, &vbus_ext->hba_list->ldm_adapter);
255 static void hpt_flush_done(PCOMMAND pCmd)
257 PVDEV vd = pCmd->target;
259 if (mIsArray(vd->type) && vd->u.array.transform && vd!=vd->u.array.transform->target) {
260 vd = vd->u.array.transform->target;
263 pCmd->Result = RETURN_PENDING;
264 vdev_queue_cmd(pCmd);
268 *(int *)pCmd->priv = 1;
273 * flush a vdev (without retry).
275 static int hpt_flush_vdev(PVBUS_EXT vbus_ext, PVDEV vd)
278 int result = 0, done;
281 KdPrint(("flusing dev %p", vd));
283 hpt_lock_vbus(vbus_ext);
285 if (mIsArray(vd->type) && vd->u.array.transform)
286 count = MAX(vd->u.array.transform->source->cmds_per_request,
287 vd->u.array.transform->target->cmds_per_request);
289 count = vd->cmds_per_request;
291 pCmd = ldm_alloc_cmds(vd->vbus, count);
294 hpt_unlock_vbus(vbus_ext);
298 pCmd->type = CMD_TYPE_FLUSH;
299 pCmd->flags.hard_flush = 1;
301 pCmd->done = hpt_flush_done;
308 while (hpt_sleep(vbus_ext, pCmd, 0, "hptfls", HPT_OSM_TIMEOUT)) {
309 ldm_reset_vbus(vd->vbus);
313 KdPrint(("flush result %d", pCmd->Result));
315 if (pCmd->Result!=RETURN_SUCCESS)
320 hpt_unlock_vbus(vbus_ext);
325 static void hpt_stop_tasks(PVBUS_EXT vbus_ext);
326 static void hpt_shutdown_vbus(PVBUS_EXT vbus_ext, int howto)
328 PVBUS vbus = (PVBUS)vbus_ext->vbus;
332 KdPrint(("hpt_shutdown_vbus"));
334 /* stop all ctl tasks and disable the worker taskqueue */
335 hpt_stop_tasks(vbus_ext);
336 vbus_ext->worker.ta_context = NULL;
339 for (i=0; i<osm_max_targets; i++) {
340 PVDEV vd = ldm_find_target(vbus, i);
343 if (hpt_flush_vdev(vbus_ext, vd))
344 hpt_flush_vdev(vbus_ext, vd);
348 hpt_lock_vbus(vbus_ext);
350 hpt_unlock_vbus(vbus_ext);
352 ldm_release_vbus(vbus);
354 for (hba=vbus_ext->hba_list; hba; hba=hba->next)
355 bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle);
357 hpt_free_mem(vbus_ext);
359 while ((hba=vbus_ext->hba_list)) {
360 vbus_ext->hba_list = hba->next;
361 kfree(hba->ldm_adapter.him_handle, M_DEVBUF);
364 kfree(vbus_ext, M_DEVBUF);
365 KdPrint(("hpt_shutdown_vbus done"));
368 static void __hpt_do_tasks(PVBUS_EXT vbus_ext)
372 tasks = vbus_ext->tasks;
373 vbus_ext->tasks = NULL;
379 t->func(vbus_ext->vbus, t->data);
383 static void hpt_do_tasks(PVBUS_EXT vbus_ext, int pending)
386 hpt_lock_vbus(vbus_ext);
387 __hpt_do_tasks(vbus_ext);
388 hpt_unlock_vbus(vbus_ext);
392 static void hpt_action(struct cam_sim *sim, union ccb *ccb);
393 static void hpt_poll(struct cam_sim *sim);
394 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg);
395 static void hpt_pci_intr(void *arg);
397 static __inline POS_CMDEXT cmdext_get(PVBUS_EXT vbus_ext)
399 POS_CMDEXT p = vbus_ext->cmdext_list;
401 vbus_ext->cmdext_list = p->next;
405 static __inline void cmdext_put(POS_CMDEXT p)
407 p->next = p->vbus_ext->cmdext_list;
408 p->vbus_ext->cmdext_list = p;
411 static void hpt_timeout(void *arg)
413 PCOMMAND pCmd = (PCOMMAND)arg;
414 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
416 KdPrint(("pCmd %p timeout", pCmd));
418 ldm_reset_vbus((PVBUS)ext->vbus_ext->vbus);
421 static void os_cmddone(PCOMMAND pCmd)
423 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
424 union ccb *ccb = ext->ccb;
426 KdPrint(("os_cmddone(%p, %d)", pCmd, pCmd->Result));
428 callout_stop(&ccb->ccb_h.timeout_ch);
430 switch(pCmd->Result) {
432 ccb->ccb_h.status = CAM_REQ_CMP;
434 case RETURN_BAD_DEVICE:
435 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
437 case RETURN_DEVICE_BUSY:
438 ccb->ccb_h.status = CAM_BUSY;
440 case RETURN_INVALID_REQUEST:
441 ccb->ccb_h.status = CAM_REQ_INVALID;
443 case RETURN_SELECTION_TIMEOUT:
444 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
447 ccb->ccb_h.status = CAM_BUSY;
450 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
454 if (pCmd->flags.data_in) {
455 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTREAD);
457 else if (pCmd->flags.data_out) {
458 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTWRITE);
461 bus_dmamap_unload(ext->vbus_ext->io_dmat, ext->dma_map);
468 static int os_buildsgl(PCOMMAND pCmd, PSG pSg, int logical)
470 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
471 union ccb *ccb = ext->ccb;
472 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
476 if (ccb->ccb_h.flags & CAM_DATA_PHYS)
477 panic("physical address unsupported");
479 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
480 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
481 panic("physical address unsupported");
483 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
484 os_set_sgptr(&pSg[idx], (HPT_U8 *)(HPT_UPTR)sgList[idx].ds_addr);
485 pSg[idx].size = sgList[idx].ds_len;
486 pSg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
490 os_set_sgptr(pSg, (HPT_U8 *)ccb->csio.data_ptr);
491 pSg->size = ccb->csio.dxfer_len;
497 /* since we have provided physical sg, nobody will ask us to build physical sg */
502 static void hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
504 PCOMMAND pCmd = (PCOMMAND)arg;
505 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
509 HPT_ASSERT(pCmd->flags.physical_sg);
511 if (error || nsegs == 0)
512 panic("busdma error");
514 HPT_ASSERT(nsegs<=os_max_sg_descriptors);
516 for (idx = 0; idx < nsegs; idx++, psg++) {
517 psg->addr.bus = segs[idx].ds_addr;
518 psg->size = segs[idx].ds_len;
523 if (pCmd->flags.data_in) {
524 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREREAD);
526 else if (pCmd->flags.data_out) {
527 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREWRITE);
530 callout_reset(&ext->ccb->ccb_h.timeout_ch, HPT_OSM_TIMEOUT, hpt_timeout, pCmd);
534 static void hpt_scsi_io(PVBUS_EXT vbus_ext, union ccb *ccb)
536 PVBUS vbus = (PVBUS)vbus_ext->vbus;
542 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
543 cdb = ccb->csio.cdb_io.cdb_ptr;
545 cdb = ccb->csio.cdb_io.cdb_bytes;
547 KdPrint(("hpt_scsi_io: ccb %x id %d lun %d cdb %x-%x-%x",
549 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
550 *(HPT_U32 *)&cdb[0], *(HPT_U32 *)&cdb[4], *(HPT_U32 *)&cdb[8]
553 /* ccb->ccb_h.path_id is not our bus id - don't check it */
554 if (ccb->ccb_h.target_lun != 0 ||
555 ccb->ccb_h.target_id >= osm_max_targets ||
556 (ccb->ccb_h.flags & CAM_CDB_PHYS))
558 ccb->ccb_h.status = CAM_TID_INVALID;
563 vd = ldm_find_target(vbus, ccb->ccb_h.target_id);
566 ccb->ccb_h.status = CAM_TID_INVALID;
572 case TEST_UNIT_READY:
573 case START_STOP_UNIT:
574 case SYNCHRONIZE_CACHE:
575 ccb->ccb_h.status = CAM_REQ_CMP;
580 PINQUIRYDATA inquiryData;
581 memset(ccb->csio.data_ptr, 0, ccb->csio.dxfer_len);
582 inquiryData = (PINQUIRYDATA)ccb->csio.data_ptr;
584 inquiryData->AdditionalLength = 31;
585 inquiryData->CommandQueue = 1;
586 memcpy(&inquiryData->VendorId, "HPT ", 8);
587 memcpy(&inquiryData->ProductId, "DISK 0_0 ", 16);
589 if (vd->target_id / 10) {
590 inquiryData->ProductId[7] = (vd->target_id % 100) / 10 + '0';
591 inquiryData->ProductId[8] = (vd->target_id % 100) % 10 + '0';
594 inquiryData->ProductId[7] = (vd->target_id % 100) % 10 + '0';
596 memcpy(&inquiryData->ProductRevisionLevel, "4.00", 4);
598 ccb->ccb_h.status = CAM_REQ_CMP;
604 HPT_U8 *rbuf = ccb->csio.data_ptr;
607 if (vd->capacity>0xfffffffful)
610 cap = vd->capacity - 1;
612 rbuf[0] = (HPT_U8)(cap>>24);
613 rbuf[1] = (HPT_U8)(cap>>16);
614 rbuf[2] = (HPT_U8)(cap>>8);
615 rbuf[3] = (HPT_U8)cap;
621 ccb->ccb_h.status = CAM_REQ_CMP;
625 case SERVICE_ACTION_IN:
627 HPT_U8 *rbuf = ccb->csio.data_ptr;
628 HPT_U64 cap = vd->capacity - 1;
630 rbuf[0] = (HPT_U8)(cap>>56);
631 rbuf[1] = (HPT_U8)(cap>>48);
632 rbuf[2] = (HPT_U8)(cap>>40);
633 rbuf[3] = (HPT_U8)(cap>>32);
634 rbuf[4] = (HPT_U8)(cap>>24);
635 rbuf[5] = (HPT_U8)(cap>>16);
636 rbuf[6] = (HPT_U8)(cap>>8);
637 rbuf[7] = (HPT_U8)cap;
643 ccb->ccb_h.status = CAM_REQ_CMP;
655 case 0x8f: /* VERIFY_16 */
657 pCmd = ldm_alloc_cmds(vbus, vd->cmds_per_request);
659 KdPrint(("Failed to allocate command!"));
660 ccb->ccb_h.status = CAM_BUSY;
668 pCmd->uCmd.Ide.Lba = ((HPT_U32)cdb[1] << 16) | ((HPT_U32)cdb[2] << 8) | (HPT_U32)cdb[3];
669 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[4];
673 case 0x8f: /* VERIFY_16 */
676 ((HPT_U64)cdb[2]<<56) |
677 ((HPT_U64)cdb[3]<<48) |
678 ((HPT_U64)cdb[4]<<40) |
679 ((HPT_U64)cdb[5]<<32) |
680 ((HPT_U64)cdb[6]<<24) |
681 ((HPT_U64)cdb[7]<<16) |
682 ((HPT_U64)cdb[8]<<8) |
684 pCmd->uCmd.Ide.Lba = block;
685 pCmd->uCmd.Ide.nSectors = (HPT_U16)cdb[13] | ((HPT_U16)cdb[12]<<8);
690 pCmd->uCmd.Ide.Lba = (HPT_U32)cdb[5] | ((HPT_U32)cdb[4] << 8) | ((HPT_U32)cdb[3] << 16) | ((HPT_U32)cdb[2] << 24);
691 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[8] | ((HPT_U16)cdb[7]<<8);
699 pCmd->flags.data_in = 1;
704 pCmd->flags.data_out = 1;
707 pCmd->priv = ext = cmdext_get(vbus_ext);
711 pCmd->done = os_cmddone;
712 pCmd->buildsgl = os_buildsgl;
714 pCmd->psg = ext->psg;
716 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
718 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
720 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
721 pCmd->flags.physical_sg = 1;
723 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
724 pCmd->psg[idx].addr.bus = sgList[idx].ds_addr;
725 pCmd->psg[idx].size = sgList[idx].ds_len;
726 pCmd->psg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
729 callout_reset(&ccb->ccb_h.timeout_ch, HPT_OSM_TIMEOUT, hpt_timeout, pCmd);
734 pCmd->flags.physical_sg = 1;
735 error = bus_dmamap_load(vbus_ext->io_dmat,
737 ccb->csio.data_ptr, ccb->csio.dxfer_len,
738 hpt_io_dmamap_callback, pCmd,
741 KdPrint(("bus_dmamap_load return %d", error));
742 if (error && error!=EINPROGRESS) {
743 os_printk("bus_dmamap_load error %d", error);
746 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
754 ccb->ccb_h.status = CAM_REQ_INVALID;
762 static void hpt_action(struct cam_sim *sim, union ccb *ccb)
764 PVBUS_EXT vbus_ext = (PVBUS_EXT)cam_sim_softc(sim);
766 KdPrint(("hpt_action(fn=%d, id=%d)", ccb->ccb_h.func_code, ccb->ccb_h.target_id));
768 switch (ccb->ccb_h.func_code) {
771 hpt_lock_vbus(vbus_ext);
772 hpt_scsi_io(vbus_ext, ccb);
773 hpt_unlock_vbus(vbus_ext);
777 hpt_lock_vbus(vbus_ext);
778 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
779 hpt_unlock_vbus(vbus_ext);
782 case XPT_GET_TRAN_SETTINGS:
783 case XPT_SET_TRAN_SETTINGS:
784 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
787 case XPT_CALC_GEOMETRY:
788 ccb->ccg.heads = 255;
789 ccb->ccg.secs_per_track = 63;
790 ccb->ccg.cylinders = ccb->ccg.volume_size / (ccb->ccg.heads * ccb->ccg.secs_per_track);
791 ccb->ccb_h.status = CAM_REQ_CMP;
796 struct ccb_pathinq *cpi = &ccb->cpi;
798 cpi->version_num = 1;
799 cpi->hba_inquiry = PI_SDTR_ABLE;
800 cpi->target_sprt = 0;
801 cpi->hba_misc = PIM_NOBUSRESET;
802 cpi->hba_eng_cnt = 0;
803 cpi->max_target = osm_max_targets;
805 cpi->unit_number = cam_sim_unit(sim);
806 cpi->bus_id = cam_sim_bus(sim);
807 cpi->initiator_id = osm_max_targets;
808 cpi->base_transfer_speed = 3300;
810 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
811 strncpy(cpi->hba_vid, "HPT ", HBA_IDLEN);
812 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
813 cpi->transport = XPORT_SPI;
814 cpi->transport_version = 2;
815 cpi->protocol = PROTO_SCSI;
816 cpi->protocol_version = SCSI_REV_2;
817 cpi->maxio = HPT27XX_DFLTPHYS;
818 cpi->ccb_h.status = CAM_REQ_CMP;
823 ccb->ccb_h.status = CAM_REQ_INVALID;
831 static void hpt_pci_intr(void *arg)
833 PVBUS_EXT vbus_ext = (PVBUS_EXT)arg;
834 hpt_lock_vbus(vbus_ext);
835 ldm_intr((PVBUS)vbus_ext->vbus);
836 hpt_unlock_vbus(vbus_ext);
839 static void hpt_poll(struct cam_sim *sim)
841 hpt_pci_intr(cam_sim_softc(sim));
844 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg)
846 KdPrint(("hpt_async"));
849 static int hpt_shutdown(device_t dev)
851 KdPrint(("hpt_shutdown(dev=%p)", dev));
855 static int hpt_detach(device_t dev)
857 /* we don't allow the driver to be unloaded. */
861 static void hpt_ioctl_done(struct _IOCTL_ARG *arg)
863 arg->ioctl_cmnd = NULL;
867 static void __hpt_do_ioctl(PVBUS_EXT vbus_ext, IOCTL_ARG *ioctl_args)
869 ioctl_args->result = -1;
870 ioctl_args->done = hpt_ioctl_done;
871 ioctl_args->ioctl_cmnd = (void *)1;
873 hpt_lock_vbus(vbus_ext);
874 ldm_ioctl((PVBUS)vbus_ext->vbus, ioctl_args);
876 while (ioctl_args->ioctl_cmnd) {
877 if (hpt_sleep(vbus_ext, ioctl_args, 0, "hptctl", HPT_OSM_TIMEOUT)==0)
879 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
880 __hpt_do_tasks(vbus_ext);
883 /* KdPrint(("ioctl %x result %d", ioctl_args->dwIoControlCode, ioctl_args->result)); */
885 hpt_unlock_vbus(vbus_ext);
888 static void hpt_do_ioctl(IOCTL_ARG *ioctl_args)
893 ldm_for_each_vbus(vbus, vbus_ext) {
894 __hpt_do_ioctl(vbus_ext, ioctl_args);
895 if (ioctl_args->result!=HPT_IOCTL_RESULT_WRONG_VBUS)
900 #define HPT_DO_IOCTL(code, inbuf, insize, outbuf, outsize) ({\
902 arg.dwIoControlCode = code;\
903 arg.lpInBuffer = inbuf;\
904 arg.lpOutBuffer = outbuf;\
905 arg.nInBufferSize = insize;\
906 arg.nOutBufferSize = outsize;\
907 arg.lpBytesReturned = NULL;\
912 #define DEVICEID_VALID(id) ((id) && ((HPT_U32)(id)!=0xffffffff))
914 static int hpt_get_logical_devices(DEVICEID * pIds, int nMaxCount)
917 HPT_U32 count = nMaxCount-1;
919 if (HPT_DO_IOCTL(HPT_IOCTL_GET_LOGICAL_DEVICES,
920 &count, sizeof(HPT_U32), pIds, sizeof(DEVICEID)*nMaxCount))
923 nMaxCount = (int)pIds[0];
924 for (i=0; i<nMaxCount; i++) pIds[i] = pIds[i+1];
928 static int hpt_get_device_info_v3(DEVICEID id, PLOGICAL_DEVICE_INFO_V3 pInfo)
930 return HPT_DO_IOCTL(HPT_IOCTL_GET_DEVICE_INFO_V3,
931 &id, sizeof(DEVICEID), pInfo, sizeof(LOGICAL_DEVICE_INFO_V3));
934 /* not belong to this file logically, but we want to use ioctl interface */
935 static int __hpt_stop_tasks(PVBUS_EXT vbus_ext, DEVICEID id)
937 LOGICAL_DEVICE_INFO_V3 devinfo;
939 DEVICEID param[2] = { id, 0 };
941 if (hpt_get_device_info_v3(id, &devinfo))
944 if (devinfo.Type!=LDT_ARRAY)
947 if (devinfo.u.array.Flags & ARRAY_FLAG_REBUILDING)
948 param[1] = AS_REBUILD_ABORT;
949 else if (devinfo.u.array.Flags & ARRAY_FLAG_VERIFYING)
950 param[1] = AS_VERIFY_ABORT;
951 else if (devinfo.u.array.Flags & ARRAY_FLAG_INITIALIZING)
952 param[1] = AS_INITIALIZE_ABORT;
953 else if (devinfo.u.array.Flags & ARRAY_FLAG_TRANSFORMING)
954 param[1] = AS_TRANSFORM_ABORT;
958 KdPrint(("SET_ARRAY_STATE(%x, %d)", param[0], param[1]));
959 result = HPT_DO_IOCTL(HPT_IOCTL_SET_ARRAY_STATE,
960 param, sizeof(param), 0, 0);
962 for (i=0; i<devinfo.u.array.nDisk; i++)
963 if (DEVICEID_VALID(devinfo.u.array.Members[i]))
964 __hpt_stop_tasks(vbus_ext, devinfo.u.array.Members[i]);
969 static void hpt_stop_tasks(PVBUS_EXT vbus_ext)
974 count = hpt_get_logical_devices((DEVICEID *)&ids, sizeof(ids)/sizeof(ids[0]));
976 for (i=0; i<count; i++)
977 __hpt_stop_tasks(vbus_ext, ids[i]);
980 static d_open_t hpt_open;
981 static d_close_t hpt_close;
982 static d_ioctl_t hpt_ioctl;
983 static void hpt_bus_scan_cb(struct cam_periph *periph, union ccb *ccb);
984 static int hpt_rescan_bus(void);
986 static struct dev_ops hpt_ops = {
987 { driver_name, 0, 0 },
989 .d_close = hpt_close,
990 .d_ioctl = hpt_ioctl,
993 static struct intr_config_hook hpt_ich;
996 * hpt_final_init will be called after all hpt_attach.
998 static void hpt_final_init(void *dummy)
1005 /* Clear the config hook */
1006 config_intrhook_disestablish(&hpt_ich);
1008 /* allocate memory */
1010 ldm_for_each_vbus(vbus, vbus_ext) {
1011 if (hpt_alloc_mem(vbus_ext)) {
1012 os_printk("out of memory");
1019 os_printk("no controller detected.");
1023 /* initializing hardware */
1024 ldm_for_each_vbus(vbus, vbus_ext) {
1025 /* make timer available here */
1026 callout_init(&vbus_ext->timer);
1027 if (hpt_init_vbus(vbus_ext)) {
1028 os_printk("fail to initialize hardware");
1033 /* register CAM interface */
1034 ldm_for_each_vbus(vbus, vbus_ext) {
1035 struct cam_devq *devq;
1036 struct ccb_setasync ccb;
1038 lockinit(&vbus_ext->lock, "hptsleeplock", 0, LK_CANRECURSE);
1039 if (bus_dma_tag_create(NULL,/* parent */
1041 BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1042 BUS_SPACE_MAXADDR, /* lowaddr */
1043 BUS_SPACE_MAXADDR, /* highaddr */
1044 NULL, NULL, /* filter, filterarg */
1045 PAGE_SIZE * (os_max_sg_descriptors-1), /* maxsize */
1046 os_max_sg_descriptors, /* nsegments */
1047 0x10000, /* maxsegsize */
1048 BUS_DMA_WAITOK, /* flags */
1049 &vbus_ext->io_dmat /* tag */))
1054 for (i=0; i<os_max_queue_comm; i++) {
1055 POS_CMDEXT ext = (POS_CMDEXT)kmalloc(sizeof(OS_CMDEXT), M_DEVBUF, M_WAITOK);
1057 os_printk("Can't alloc cmdext(%d)", i);
1060 ext->vbus_ext = vbus_ext;
1061 ext->next = vbus_ext->cmdext_list;
1062 vbus_ext->cmdext_list = ext;
1064 if (bus_dmamap_create(vbus_ext->io_dmat, 0, &ext->dma_map)) {
1065 os_printk("Can't create dma map(%d)", i);
1070 if ((devq = cam_simq_alloc(os_max_queue_comm)) == NULL) {
1071 os_printk("cam_simq_alloc failed");
1075 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1076 vbus_ext, 0, &sim_mplock, os_max_queue_comm, /*tagged*/8, devq);
1077 cam_simq_release(devq);
1079 if (!vbus_ext->sim) {
1080 os_printk("cam_sim_alloc failed");
1084 if (xpt_bus_register(vbus_ext->sim, 0) != CAM_SUCCESS) {
1085 os_printk("xpt_bus_register failed");
1086 cam_sim_free(vbus_ext->sim);
1087 vbus_ext->sim = NULL;
1091 if (xpt_create_path(&vbus_ext->path, /*periph */ NULL,
1092 cam_sim_path(vbus_ext->sim), CAM_TARGET_WILDCARD,
1093 CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1095 os_printk("xpt_create_path failed");
1096 xpt_bus_deregister(cam_sim_path(vbus_ext->sim));
1097 cam_sim_free(vbus_ext->sim);
1098 vbus_ext->sim = NULL;
1102 xpt_setup_ccb(&ccb.ccb_h, vbus_ext->path, /*priority*/5);
1103 ccb.ccb_h.func_code = XPT_SASYNC_CB;
1104 ccb.event_enable = AC_LOST_DEVICE;
1105 ccb.callback = hpt_async;
1106 ccb.callback_arg = vbus_ext;
1107 xpt_action((union ccb *)&ccb);
1109 for (hba = vbus_ext->hba_list; hba; hba = hba->next) {
1111 if ((hba->irq_res = bus_alloc_resource(hba->pcidev,
1112 SYS_RES_IRQ, &rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL)
1114 os_printk("can't allocate interrupt");
1118 if (bus_setup_intr(hba->pcidev, hba->irq_res, 0,
1119 hpt_pci_intr, vbus_ext, &hba->irq_handle, NULL))
1121 os_printk("can't set up interrupt");
1124 hba->ldm_adapter.him->intr_control(hba->ldm_adapter.him_handle, HPT_TRUE);
1128 vbus_ext->shutdown_eh = EVENTHANDLER_REGISTER(shutdown_final,
1129 hpt_shutdown_vbus, vbus_ext, SHUTDOWN_PRI_DEFAULT);
1130 if (!vbus_ext->shutdown_eh)
1131 os_printk("Shutdown event registration failed");
1134 ldm_for_each_vbus(vbus, vbus_ext) {
1135 TASK_INIT(&vbus_ext->worker, 0, (task_fn_t *)hpt_do_tasks, vbus_ext);
1136 if (vbus_ext->tasks)
1137 TASK_ENQUEUE(&vbus_ext->worker);
1140 make_dev(&hpt_ops, DRIVER_MINOR, UID_ROOT, GID_OPERATOR,
1141 S_IRUSR | S_IWUSR, driver_name);
1144 #if defined(KLD_MODULE) && (__FreeBSD_version >= 503000)
1146 typedef struct driverlink *driverlink_t;
1148 kobj_class_t driver;
1149 TAILQ_ENTRY(driverlink) link; /* list of drivers in devclass */
1152 typedef TAILQ_HEAD(driver_list, driverlink) driver_list_t;
1155 TAILQ_ENTRY(devclass) link;
1156 devclass_t parent; /* parent in devclass hierarchy */
1157 driver_list_t drivers; /* bus devclasses store drivers for bus */
1159 device_t *devices; /* array of devices indexed by unit */
1160 int maxunit; /* size of devices array */
1163 static void override_kernel_driver(void)
1165 driverlink_t dl, dlfirst;
1166 driver_t *tmpdriver;
1167 devclass_t dc = devclass_find("pci");
1170 dlfirst = TAILQ_FIRST(&dc->drivers);
1171 for (dl = dlfirst; dl; dl = TAILQ_NEXT(dl, link)) {
1172 if(strcmp(dl->driver->name, driver_name) == 0) {
1173 tmpdriver=dl->driver;
1174 dl->driver=dlfirst->driver;
1175 dlfirst->driver=tmpdriver;
1183 #define override_kernel_driver()
1186 static void hpt_init(void *dummy)
1189 os_printk("%s %s", driver_name_long, driver_ver);
1191 override_kernel_driver();
1194 hpt_ich.ich_func = hpt_final_init;
1195 hpt_ich.ich_arg = NULL;
1196 hpt_ich.ich_desc = "hpt27xx";
1197 if (config_intrhook_establish(&hpt_ich) != 0) {
1198 kprintf("%s: cannot establish configuration hook\n",
1203 SYSINIT(hptinit, SI_SUB_CONFIGURE, SI_ORDER_FIRST, hpt_init, NULL);
1206 * CAM driver interface
1208 static device_method_t driver_methods[] = {
1209 /* Device interface */
1210 DEVMETHOD(device_probe, hpt_probe),
1211 DEVMETHOD(device_attach, hpt_attach),
1212 DEVMETHOD(device_detach, hpt_detach),
1213 DEVMETHOD(device_shutdown, hpt_shutdown),
1217 static driver_t hpt_pci_driver = {
1223 static devclass_t hpt_devclass;
1226 #error "no TARGETNAME found"
1229 /* use this to make TARGETNAME be expanded */
1230 #define __DRIVER_MODULE(p1, p2, p3, p4, p5, p6) DRIVER_MODULE(p1, p2, p3, p4, p5, p6)
1231 #define __MODULE_VERSION(p1, p2) MODULE_VERSION(p1, p2)
1232 #define __MODULE_DEPEND(p1, p2, p3, p4, p5) MODULE_DEPEND(p1, p2, p3, p4, p5)
1233 __DRIVER_MODULE(TARGETNAME, pci, hpt_pci_driver, hpt_devclass, NULL, NULL);
1234 __MODULE_VERSION(TARGETNAME, 1);
1235 __MODULE_DEPEND(TARGETNAME, cam, 1, 1, 1);
1237 typedef struct cdev * ioctl_dev_t;
1239 typedef struct thread * ioctl_thread_t;
1241 static int hpt_open(struct dev_open_args *ap)
1246 static int hpt_close(struct dev_close_args *ap)
1251 static int hpt_ioctl(struct dev_ioctl_args *ap)
1253 u_long cmd = ap->a_cmd;
1254 caddr_t data = ap->a_data;
1255 PHPT_IOCTL_PARAM piop=(PHPT_IOCTL_PARAM)data;
1256 IOCTL_ARG ioctl_args;
1257 HPT_U32 bytesReturned;
1260 case HPT_DO_IOCONTROL:
1262 if (piop->Magic == HPT_IOCTL_MAGIC || piop->Magic == HPT_IOCTL_MAGIC32) {
1263 KdPrint(("ioctl=%x in=%p len=%d out=%p len=%d\n",
1264 piop->dwIoControlCode,
1266 piop->nInBufferSize,
1268 piop->nOutBufferSize));
1270 memset(&ioctl_args, 0, sizeof(ioctl_args));
1272 ioctl_args.dwIoControlCode = piop->dwIoControlCode;
1273 ioctl_args.nInBufferSize = piop->nInBufferSize;
1274 ioctl_args.nOutBufferSize = piop->nOutBufferSize;
1275 ioctl_args.lpBytesReturned = &bytesReturned;
1277 if (ioctl_args.nInBufferSize) {
1278 ioctl_args.lpInBuffer = kmalloc(ioctl_args.nInBufferSize, M_DEVBUF, M_WAITOK);
1279 if (!ioctl_args.lpInBuffer)
1281 if (copyin((void*)piop->lpInBuffer,
1282 ioctl_args.lpInBuffer, piop->nInBufferSize))
1286 if (ioctl_args.nOutBufferSize) {
1287 ioctl_args.lpOutBuffer = kmalloc(ioctl_args.nOutBufferSize, M_DEVBUF, M_WAITOK);
1288 if (!ioctl_args.lpOutBuffer)
1294 hpt_do_ioctl(&ioctl_args);
1298 if (ioctl_args.result==HPT_IOCTL_RESULT_OK) {
1299 if (piop->nOutBufferSize) {
1300 if (copyout(ioctl_args.lpOutBuffer,
1301 (void*)piop->lpOutBuffer, piop->nOutBufferSize))
1304 if (piop->lpBytesReturned) {
1305 if (copyout(&bytesReturned,
1306 (void*)piop->lpBytesReturned, sizeof(HPT_U32)))
1309 if (ioctl_args.lpInBuffer) kfree(ioctl_args.lpInBuffer, M_DEVBUF);
1310 if (ioctl_args.lpOutBuffer) kfree(ioctl_args.lpOutBuffer, M_DEVBUF);
1314 if (ioctl_args.lpInBuffer) kfree(ioctl_args.lpInBuffer, M_DEVBUF);
1315 if (ioctl_args.lpOutBuffer) kfree(ioctl_args.lpOutBuffer, M_DEVBUF);
1323 return hpt_rescan_bus();
1326 KdPrint(("invalid command!"));
1332 static int hpt_rescan_bus(void)
1334 struct cam_path *path;
1341 ldm_for_each_vbus(vbus, vbus_ext) {
1342 if (xpt_create_path(&path, xpt_periph, cam_sim_path(vbus_ext->sim),
1343 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1345 if ((ccb = kmalloc(sizeof(union ccb), M_TEMP, M_WAITOK)) == NULL)
1347 bzero(ccb, sizeof(union ccb));
1348 xpt_setup_ccb(&ccb->ccb_h, path, 5);
1349 ccb->ccb_h.func_code = XPT_SCAN_BUS;
1350 ccb->ccb_h.cbfcnp = hpt_bus_scan_cb;
1351 ccb->crcn.flags = CAM_FLAG_NONE;
1360 static void hpt_bus_scan_cb(struct cam_periph *periph, union ccb *ccb)
1362 if (ccb->ccb_h.status != CAM_REQ_CMP)
1363 KdPrint(("cam_scan_callback: failure status = %x",ccb->ccb_h.status));
1365 KdPrint(("Scan bus successfully!"));
1367 xpt_free_path(ccb->ccb_h.path);