2 * Copyright (c) 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
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <dev/hptrr/hptrr_config.h>
31 /* $Id: osm_bsd.c,v 1.27 2007/11/22 07:35:49 gmm Exp $
33 * HighPoint RAID Driver for FreeBSD
34 * Copyright (C) 2005 HighPoint Technologies, Inc. All Rights Reserved.
36 #include <dev/hptrr/os_bsd.h>
37 #include <dev/hptrr/hptintf.h>
39 static int attach_generic = 0;
40 TUNABLE_INT("hw.hptrr.attach_generic", &attach_generic);
42 static int hpt_probe(device_t dev)
49 /* Some of supported chips are used not only by HPT. */
50 if (pci_get_vendor(dev) != 0x1103 && !attach_generic)
52 for (him = him_list; him; him = him->next) {
53 for (i=0; him->get_supported_device_id(i, &pci_id); i++) {
54 if ((pci_get_vendor(dev) == pci_id.vid) &&
55 (pci_get_device(dev) == pci_id.did)){
56 KdPrint(("hpt_probe: adapter at PCI %d:%d:%d, IRQ %d",
57 pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev), pci_get_irq(dev)
59 device_set_desc(dev, him->name);
60 hba = (PHBA)device_get_softc(dev);
61 memset(hba, 0, sizeof(HBA));
62 hba->ext_type = EXT_TYPE_HBA;
63 hba->ldm_adapter.him = him;
72 static int hpt_attach(device_t dev)
74 PHBA hba = (PHBA)device_get_softc(dev);
75 HIM *him = hba->ldm_adapter.him;
81 KdPrint(("hpt_attach(%d/%d/%d)", pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev)));
83 #if __FreeBSD_version >=440000
84 pci_enable_busmaster(dev);
87 pci_id.vid = pci_get_vendor(dev);
88 pci_id.did = pci_get_device(dev);
89 pci_id.rev = pci_get_revid(dev);
91 size = him->get_adapter_size(&pci_id);
92 hba->ldm_adapter.him_handle = malloc(size, M_DEVBUF, M_WAITOK);
93 if (!hba->ldm_adapter.him_handle)
97 hba->pciaddr.tree = 0;
98 hba->pciaddr.bus = pci_get_bus(dev);
99 hba->pciaddr.device = pci_get_slot(dev);
100 hba->pciaddr.function = pci_get_function(dev);
102 if (!him->create_adapter(&pci_id, hba->pciaddr, hba->ldm_adapter.him_handle, hba)) {
103 free(hba->ldm_adapter.him_handle, M_DEVBUF);
107 os_printk("adapter at PCI %d:%d:%d, IRQ %d",
108 hba->pciaddr.bus, hba->pciaddr.device, hba->pciaddr.function, pci_get_irq(dev));
110 if (!ldm_register_adapter(&hba->ldm_adapter)) {
111 size = ldm_get_vbus_size();
112 vbus_ext = malloc(sizeof(VBUS_EXT) + size, M_DEVBUF, M_WAITOK);
114 free(hba->ldm_adapter.him_handle, M_DEVBUF);
117 memset(vbus_ext, 0, sizeof(VBUS_EXT));
118 vbus_ext->ext_type = EXT_TYPE_VBUS;
119 ldm_create_vbus((PVBUS)vbus_ext->vbus, vbus_ext);
120 ldm_register_adapter(&hba->ldm_adapter);
123 ldm_for_each_vbus(vbus, vbus_ext) {
124 if (hba->ldm_adapter.vbus==vbus) {
125 hba->vbus_ext = vbus_ext;
126 hba->next = vbus_ext->hba_list;
127 vbus_ext->hba_list = hba;
135 * Maybe we'd better to use the bus_dmamem_alloc to alloc DMA memory,
136 * but there are some problems currently (alignment, etc).
138 static __inline void *__get_free_pages(int order)
140 /* don't use low memory - other devices may get starved */
141 return contigmalloc(PAGE_SIZE<<order,
142 M_DEVBUF, M_WAITOK, BUS_SPACE_MAXADDR_24BIT, BUS_SPACE_MAXADDR, PAGE_SIZE, 0);
145 static __inline void free_pages(void *p, int order)
147 contigfree(p, PAGE_SIZE<<order, M_DEVBUF);
150 static int hpt_alloc_mem(PVBUS_EXT vbus_ext)
157 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
158 hba->ldm_adapter.him->get_meminfo(hba->ldm_adapter.him_handle);
160 ldm_get_mem_info((PVBUS)vbus_ext->vbus, 0);
162 for (f=vbus_ext->freelist_head; f; f=f->next) {
163 KdPrint(("%s: %d*%d=%d bytes",
164 f->tag, f->count, f->size, f->count*f->size));
165 for (i=0; i<f->count; i++) {
166 p = (void **)malloc(f->size, M_DEVBUF, M_WAITOK);
167 if (!p) return (ENXIO);
173 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
176 HPT_ASSERT((f->size & (f->alignment-1))==0);
178 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1)
181 KdPrint(("%s: %d*%d=%d bytes, order %d",
182 f->tag, f->count, f->size, f->count*f->size, order));
183 HPT_ASSERT(f->alignment<=PAGE_SIZE);
185 for (i=0; i<f->count;) {
186 p = (void **)__get_free_pages(order);
188 for (j = size/f->size; j && i<f->count; i++,j--) {
190 *(BUS_ADDRESS *)(p+1) = (BUS_ADDRESS)vtophys(p);
192 p = (void **)((unsigned long)p + f->size);
197 HPT_ASSERT(PAGE_SIZE==DMAPOOL_PAGE_SIZE);
199 for (i=0; i<os_max_cache_pages; i++) {
200 p = (void **)__get_free_pages(0);
202 HPT_ASSERT(((HPT_UPTR)p & (DMAPOOL_PAGE_SIZE-1))==0);
203 dmapool_put_page((PVBUS)vbus_ext->vbus, p, (BUS_ADDRESS)vtophys(p));
209 static void hpt_free_mem(PVBUS_EXT vbus_ext)
216 for (f=vbus_ext->freelist_head; f; f=f->next) {
218 if (f->count!=f->reserved_count) {
219 KdPrint(("memory leak for freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
222 while ((p=freelist_get(f)))
226 for (i=0; i<os_max_cache_pages; i++) {
227 p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus);
232 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
235 if (f->count!=f->reserved_count) {
236 KdPrint(("memory leak for dma freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
239 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
241 while ((p=freelist_get_dma(f, &bus))) {
243 free_pages(p, order);
245 /* can't free immediately since other blocks in this page may still be in the list */
246 if (((HPT_UPTR)p & (PAGE_SIZE-1))==0)
247 dmapool_put_page((PVBUS)vbus_ext->vbus, p, bus);
252 while ((p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus)))
256 static int hpt_init_vbus(PVBUS_EXT vbus_ext)
260 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
261 if (!hba->ldm_adapter.him->initialize(hba->ldm_adapter.him_handle)) {
262 KdPrint(("fail to initialize %p", hba));
266 ldm_initialize_vbus((PVBUS)vbus_ext->vbus, &vbus_ext->hba_list->ldm_adapter);
270 static void hpt_flush_done(PCOMMAND pCmd)
272 PVDEV vd = pCmd->target;
274 if (mIsArray(vd->type) && vd->u.array.transform && vd!=vd->u.array.transform->target) {
275 vd = vd->u.array.transform->target;
278 pCmd->Result = RETURN_PENDING;
279 vdev_queue_cmd(pCmd);
283 *(int *)pCmd->priv = 1;
288 * flush a vdev (without retry).
290 static int hpt_flush_vdev(PVBUS_EXT vbus_ext, PVDEV vd)
293 int result = 0, done;
296 KdPrint(("flusing dev %p", vd));
298 hpt_lock_vbus(vbus_ext);
300 if (mIsArray(vd->type) && vd->u.array.transform)
301 count = MAX(vd->u.array.transform->source->cmds_per_request,
302 vd->u.array.transform->target->cmds_per_request);
304 count = vd->cmds_per_request;
306 pCmd = ldm_alloc_cmds(vd->vbus, count);
309 hpt_unlock_vbus(vbus_ext);
313 pCmd->type = CMD_TYPE_FLUSH;
314 pCmd->flags.hard_flush = 1;
316 pCmd->done = hpt_flush_done;
323 while (hpt_sleep(vbus_ext, pCmd, PPAUSE, "hptfls", HPT_OSM_TIMEOUT)) {
324 ldm_reset_vbus(vd->vbus);
328 KdPrint(("flush result %d", pCmd->Result));
330 if (pCmd->Result!=RETURN_SUCCESS)
335 hpt_unlock_vbus(vbus_ext);
340 static void hpt_stop_tasks(PVBUS_EXT vbus_ext);
341 static void hpt_shutdown_vbus(PVBUS_EXT vbus_ext, int howto)
343 PVBUS vbus = (PVBUS)vbus_ext->vbus;
347 KdPrint(("hpt_shutdown_vbus"));
349 /* stop all ctl tasks and disable the worker taskqueue */
350 hpt_stop_tasks(vbus_ext);
351 vbus_ext->worker.ta_context = 0;
354 for (i=0; i<osm_max_targets; i++) {
355 PVDEV vd = ldm_find_target(vbus, i);
358 if (hpt_flush_vdev(vbus_ext, vd))
359 hpt_flush_vdev(vbus_ext, vd);
363 hpt_lock_vbus(vbus_ext);
365 hpt_unlock_vbus(vbus_ext);
367 ldm_release_vbus(vbus);
369 for (hba=vbus_ext->hba_list; hba; hba=hba->next)
370 bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle);
372 hpt_free_mem(vbus_ext);
374 while ((hba=vbus_ext->hba_list)) {
375 vbus_ext->hba_list = hba->next;
376 free(hba->ldm_adapter.him_handle, M_DEVBUF);
379 free(vbus_ext, M_DEVBUF);
380 KdPrint(("hpt_shutdown_vbus done"));
383 static void __hpt_do_tasks(PVBUS_EXT vbus_ext)
387 tasks = vbus_ext->tasks;
394 t->func(vbus_ext->vbus, t->data);
398 static void hpt_do_tasks(PVBUS_EXT vbus_ext, int pending)
401 hpt_lock_vbus(vbus_ext);
402 __hpt_do_tasks(vbus_ext);
403 hpt_unlock_vbus(vbus_ext);
407 static void hpt_action(struct cam_sim *sim, union ccb *ccb);
408 static void hpt_poll(struct cam_sim *sim);
409 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg);
410 static void hpt_pci_intr(void *arg);
412 static __inline POS_CMDEXT cmdext_get(PVBUS_EXT vbus_ext)
414 POS_CMDEXT p = vbus_ext->cmdext_list;
416 vbus_ext->cmdext_list = p->next;
420 static __inline void cmdext_put(POS_CMDEXT p)
422 p->next = p->vbus_ext->cmdext_list;
423 p->vbus_ext->cmdext_list = p;
426 static void hpt_timeout(void *arg)
428 PCOMMAND pCmd = (PCOMMAND)arg;
429 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
431 KdPrint(("pCmd %p timeout", pCmd));
433 ldm_reset_vbus((PVBUS)ext->vbus_ext->vbus);
436 static void os_cmddone(PCOMMAND pCmd)
438 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
439 union ccb *ccb = ext->ccb;
441 KdPrint(("os_cmddone(%p, %d)", pCmd, pCmd->Result));
443 untimeout(hpt_timeout, pCmd, ext->timeout_ch);
445 switch(pCmd->Result) {
447 ccb->ccb_h.status = CAM_REQ_CMP;
449 case RETURN_BAD_DEVICE:
450 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
452 case RETURN_DEVICE_BUSY:
453 ccb->ccb_h.status = CAM_BUSY;
455 case RETURN_INVALID_REQUEST:
456 ccb->ccb_h.status = CAM_REQ_INVALID;
458 case RETURN_SELECTION_TIMEOUT:
459 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
462 ccb->ccb_h.status = CAM_BUSY;
465 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
469 if (pCmd->flags.data_in) {
470 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTREAD);
472 else if (pCmd->flags.data_out) {
473 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTWRITE);
476 bus_dmamap_unload(ext->vbus_ext->io_dmat, ext->dma_map);
483 static int os_buildsgl(PCOMMAND pCmd, PSG pSg, int logical)
486 /* since we have provided physical sg, nobody will ask us to build physical sg */
491 static void hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
493 PCOMMAND pCmd = (PCOMMAND)arg;
494 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
498 HPT_ASSERT(pCmd->flags.physical_sg);
501 panic("busdma error");
503 HPT_ASSERT(nsegs<=os_max_sg_descriptors);
506 for (idx = 0; idx < nsegs; idx++, psg++) {
507 psg->addr.bus = segs[idx].ds_addr;
508 psg->size = segs[idx].ds_len;
513 if (pCmd->flags.data_in) {
514 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map,
515 BUS_DMASYNC_PREREAD);
517 else if (pCmd->flags.data_out) {
518 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map,
519 BUS_DMASYNC_PREWRITE);
522 ext->timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT);
526 static void hpt_scsi_io(PVBUS_EXT vbus_ext, union ccb *ccb)
528 PVBUS vbus = (PVBUS)vbus_ext->vbus;
534 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
535 cdb = ccb->csio.cdb_io.cdb_ptr;
537 cdb = ccb->csio.cdb_io.cdb_bytes;
539 KdPrint(("hpt_scsi_io: ccb %x id %d lun %d cdb %x-%x-%x",
541 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
542 *(HPT_U32 *)&cdb[0], *(HPT_U32 *)&cdb[4], *(HPT_U32 *)&cdb[8]
545 /* ccb->ccb_h.path_id is not our bus id - don't check it */
546 if (ccb->ccb_h.target_lun != 0 ||
547 ccb->ccb_h.target_id >= osm_max_targets ||
548 (ccb->ccb_h.flags & CAM_CDB_PHYS))
550 ccb->ccb_h.status = CAM_TID_INVALID;
555 vd = ldm_find_target(vbus, ccb->ccb_h.target_id);
558 ccb->ccb_h.status = CAM_TID_INVALID;
564 case TEST_UNIT_READY:
565 case START_STOP_UNIT:
566 case SYNCHRONIZE_CACHE:
567 ccb->ccb_h.status = CAM_REQ_CMP;
572 PINQUIRYDATA inquiryData;
573 memset(ccb->csio.data_ptr, 0, ccb->csio.dxfer_len);
574 inquiryData = (PINQUIRYDATA)ccb->csio.data_ptr;
576 inquiryData->AdditionalLength = 31;
577 inquiryData->CommandQueue = 1;
578 memcpy(&inquiryData->VendorId, "HPT ", 8);
579 memcpy(&inquiryData->ProductId, "DISK 0_0 ", 16);
581 if (vd->target_id / 10) {
582 inquiryData->ProductId[7] = (vd->target_id % 100) / 10 + '0';
583 inquiryData->ProductId[8] = (vd->target_id % 100) % 10 + '0';
586 inquiryData->ProductId[7] = (vd->target_id % 100) % 10 + '0';
588 memcpy(&inquiryData->ProductRevisionLevel, "4.00", 4);
590 ccb->ccb_h.status = CAM_REQ_CMP;
596 HPT_U8 *rbuf = ccb->csio.data_ptr;
599 if (vd->capacity>0xfffffffful)
602 cap = vd->capacity - 1;
604 rbuf[0] = (HPT_U8)(cap>>24);
605 rbuf[1] = (HPT_U8)(cap>>16);
606 rbuf[2] = (HPT_U8)(cap>>8);
607 rbuf[3] = (HPT_U8)cap;
613 ccb->ccb_h.status = CAM_REQ_CMP;
617 case SERVICE_ACTION_IN:
619 HPT_U8 *rbuf = ccb->csio.data_ptr;
620 HPT_U64 cap = vd->capacity - 1;
622 rbuf[0] = (HPT_U8)(cap>>56);
623 rbuf[1] = (HPT_U8)(cap>>48);
624 rbuf[2] = (HPT_U8)(cap>>40);
625 rbuf[3] = (HPT_U8)(cap>>32);
626 rbuf[4] = (HPT_U8)(cap>>24);
627 rbuf[5] = (HPT_U8)(cap>>16);
628 rbuf[6] = (HPT_U8)(cap>>8);
629 rbuf[7] = (HPT_U8)cap;
635 ccb->ccb_h.status = CAM_REQ_CMP;
650 pCmd = ldm_alloc_cmds(vbus, vd->cmds_per_request);
652 KdPrint(("Failed to allocate command!"));
653 ccb->ccb_h.status = CAM_BUSY;
661 pCmd->uCmd.Ide.Lba = ((HPT_U32)cdb[1] << 16) | ((HPT_U32)cdb[2] << 8) | (HPT_U32)cdb[3];
662 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[4];
668 ((HPT_U64)cdb[2]<<56) |
669 ((HPT_U64)cdb[3]<<48) |
670 ((HPT_U64)cdb[4]<<40) |
671 ((HPT_U64)cdb[5]<<32) |
672 ((HPT_U64)cdb[6]<<24) |
673 ((HPT_U64)cdb[7]<<16) |
674 ((HPT_U64)cdb[8]<<8) |
676 pCmd->uCmd.Ide.Lba = block;
677 pCmd->uCmd.Ide.nSectors = (HPT_U16)cdb[13] | ((HPT_U16)cdb[12]<<8);
682 pCmd->uCmd.Ide.Lba = (HPT_U32)cdb[5] | ((HPT_U32)cdb[4] << 8) | ((HPT_U32)cdb[3] << 16) | ((HPT_U32)cdb[2] << 24);
683 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[8] | ((HPT_U16)cdb[7]<<8);
691 pCmd->flags.data_in = 1;
696 pCmd->flags.data_out = 1;
699 pCmd->priv = ext = cmdext_get(vbus_ext);
703 pCmd->done = os_cmddone;
704 pCmd->buildsgl = os_buildsgl;
705 pCmd->psg = ext->psg;
706 pCmd->flags.physical_sg = 1;
707 error = bus_dmamap_load_ccb(vbus_ext->io_dmat,
710 hpt_io_dmamap_callback, pCmd,
713 KdPrint(("bus_dmamap_load return %d", error));
714 if (error && error!=EINPROGRESS) {
715 os_printk("bus_dmamap_load error %d", error);
718 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
725 ccb->ccb_h.status = CAM_REQ_INVALID;
733 static void hpt_action(struct cam_sim *sim, union ccb *ccb)
735 PVBUS_EXT vbus_ext = (PVBUS_EXT)cam_sim_softc(sim);
737 KdPrint(("hpt_action(fn=%d, id=%d)", ccb->ccb_h.func_code, ccb->ccb_h.target_id));
739 switch (ccb->ccb_h.func_code) {
742 hpt_lock_vbus(vbus_ext);
743 hpt_scsi_io(vbus_ext, ccb);
744 hpt_unlock_vbus(vbus_ext);
748 hpt_lock_vbus(vbus_ext);
749 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
750 hpt_unlock_vbus(vbus_ext);
753 case XPT_GET_TRAN_SETTINGS:
754 case XPT_SET_TRAN_SETTINGS:
755 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
758 case XPT_CALC_GEOMETRY:
759 #if __FreeBSD_version >= 500000
760 cam_calc_geometry(&ccb->ccg, 1);
762 ccb->ccg.heads = 255;
763 ccb->ccg.secs_per_track = 63;
764 ccb->ccg.cylinders = ccb->ccg.volume_size / (ccb->ccg.heads * ccb->ccg.secs_per_track);
765 ccb->ccb_h.status = CAM_REQ_CMP;
771 struct ccb_pathinq *cpi = &ccb->cpi;
773 cpi->version_num = 1;
774 cpi->hba_inquiry = PI_SDTR_ABLE;
775 cpi->target_sprt = 0;
776 cpi->hba_misc = PIM_NOBUSRESET;
777 cpi->hba_eng_cnt = 0;
778 cpi->max_target = osm_max_targets;
780 cpi->unit_number = cam_sim_unit(sim);
781 cpi->bus_id = cam_sim_bus(sim);
782 cpi->initiator_id = osm_max_targets;
783 cpi->base_transfer_speed = 3300;
785 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
786 strncpy(cpi->hba_vid, "HPT ", HBA_IDLEN);
787 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
788 cpi->transport = XPORT_SPI;
789 cpi->transport_version = 2;
790 cpi->protocol = PROTO_SCSI;
791 cpi->protocol_version = SCSI_REV_2;
792 cpi->ccb_h.status = CAM_REQ_CMP;
797 ccb->ccb_h.status = CAM_REQ_INVALID;
805 static void hpt_pci_intr(void *arg)
807 PVBUS_EXT vbus_ext = (PVBUS_EXT)arg;
808 hpt_lock_vbus(vbus_ext);
809 ldm_intr((PVBUS)vbus_ext->vbus);
810 hpt_unlock_vbus(vbus_ext);
813 static void hpt_poll(struct cam_sim *sim)
815 hpt_pci_intr(cam_sim_softc(sim));
818 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg)
820 KdPrint(("hpt_async"));
823 static int hpt_shutdown(device_t dev)
825 KdPrint(("hpt_shutdown(dev=%p)", dev));
829 static int hpt_detach(device_t dev)
831 /* we don't allow the driver to be unloaded. */
835 static void hpt_ioctl_done(struct _IOCTL_ARG *arg)
841 static void __hpt_do_ioctl(PVBUS_EXT vbus_ext, IOCTL_ARG *ioctl_args)
843 ioctl_args->result = -1;
844 ioctl_args->done = hpt_ioctl_done;
845 ioctl_args->ioctl_cmnd = (void *)1;
847 hpt_lock_vbus(vbus_ext);
848 ldm_ioctl((PVBUS)vbus_ext->vbus, ioctl_args);
850 while (ioctl_args->ioctl_cmnd) {
851 if (hpt_sleep(vbus_ext, ioctl_args, PPAUSE, "hptctl", HPT_OSM_TIMEOUT)==0)
853 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
854 __hpt_do_tasks(vbus_ext);
857 /* KdPrint(("ioctl %x result %d", ioctl_args->dwIoControlCode, ioctl_args->result)); */
859 hpt_unlock_vbus(vbus_ext);
862 static void hpt_do_ioctl(IOCTL_ARG *ioctl_args)
867 ldm_for_each_vbus(vbus, vbus_ext) {
868 __hpt_do_ioctl(vbus_ext, ioctl_args);
869 if (ioctl_args->result!=HPT_IOCTL_RESULT_WRONG_VBUS)
874 #define HPT_DO_IOCTL(code, inbuf, insize, outbuf, outsize) ({\
876 arg.dwIoControlCode = code;\
877 arg.lpInBuffer = inbuf;\
878 arg.lpOutBuffer = outbuf;\
879 arg.nInBufferSize = insize;\
880 arg.nOutBufferSize = outsize;\
881 arg.lpBytesReturned = 0;\
886 #define DEVICEID_VALID(id) ((id) && ((HPT_U32)(id)!=0xffffffff))
888 static int hpt_get_logical_devices(DEVICEID * pIds, int nMaxCount)
891 HPT_U32 count = nMaxCount-1;
893 if (HPT_DO_IOCTL(HPT_IOCTL_GET_LOGICAL_DEVICES,
894 &count, sizeof(HPT_U32), pIds, sizeof(DEVICEID)*nMaxCount))
897 nMaxCount = (int)pIds[0];
898 for (i=0; i<nMaxCount; i++) pIds[i] = pIds[i+1];
902 static int hpt_get_device_info_v3(DEVICEID id, PLOGICAL_DEVICE_INFO_V3 pInfo)
904 return HPT_DO_IOCTL(HPT_IOCTL_GET_DEVICE_INFO_V3,
905 &id, sizeof(DEVICEID), pInfo, sizeof(LOGICAL_DEVICE_INFO_V3));
908 /* not belong to this file logically, but we want to use ioctl interface */
909 static int __hpt_stop_tasks(PVBUS_EXT vbus_ext, DEVICEID id)
911 LOGICAL_DEVICE_INFO_V3 devinfo;
913 DEVICEID param[2] = { id, 0 };
915 if (hpt_get_device_info_v3(id, &devinfo))
918 if (devinfo.Type!=LDT_ARRAY)
921 if (devinfo.u.array.Flags & ARRAY_FLAG_REBUILDING)
922 param[1] = AS_REBUILD_ABORT;
923 else if (devinfo.u.array.Flags & ARRAY_FLAG_VERIFYING)
924 param[1] = AS_VERIFY_ABORT;
925 else if (devinfo.u.array.Flags & ARRAY_FLAG_INITIALIZING)
926 param[1] = AS_INITIALIZE_ABORT;
927 else if (devinfo.u.array.Flags & ARRAY_FLAG_TRANSFORMING)
928 param[1] = AS_TRANSFORM_ABORT;
932 KdPrint(("SET_ARRAY_STATE(%x, %d)", param[0], param[1]));
933 result = HPT_DO_IOCTL(HPT_IOCTL_SET_ARRAY_STATE,
934 param, sizeof(param), 0, 0);
936 for (i=0; i<devinfo.u.array.nDisk; i++)
937 if (DEVICEID_VALID(devinfo.u.array.Members[i]))
938 __hpt_stop_tasks(vbus_ext, devinfo.u.array.Members[i]);
943 static void hpt_stop_tasks(PVBUS_EXT vbus_ext)
948 count = hpt_get_logical_devices((DEVICEID *)&ids, sizeof(ids)/sizeof(ids[0]));
950 for (i=0; i<count; i++)
951 __hpt_stop_tasks(vbus_ext, ids[i]);
954 static d_open_t hpt_open;
955 static d_close_t hpt_close;
956 static d_ioctl_t hpt_ioctl;
957 static int hpt_rescan_bus(void);
959 static struct cdevsw hpt_cdevsw = {
961 .d_close = hpt_close,
962 .d_ioctl = hpt_ioctl,
963 .d_name = driver_name,
964 #if __FreeBSD_version>=503000
965 .d_version = D_VERSION,
967 #if (__FreeBSD_version>=503000 && __FreeBSD_version<600034)
968 .d_flags = D_NEEDGIANT,
970 #if __FreeBSD_version<600034
971 #if __FreeBSD_version>501000
974 .d_maj = HPT_DEV_MAJOR,
979 static struct intr_config_hook hpt_ich;
982 * hpt_final_init will be called after all hpt_attach.
984 static void hpt_final_init(void *dummy)
991 /* Clear the config hook */
992 config_intrhook_disestablish(&hpt_ich);
994 /* allocate memory */
996 ldm_for_each_vbus(vbus, vbus_ext) {
997 if (hpt_alloc_mem(vbus_ext)) {
998 os_printk("out of memory");
1006 os_printk("no controller detected.");
1010 /* initializing hardware */
1011 ldm_for_each_vbus(vbus, vbus_ext) {
1012 /* make timer available here */
1013 callout_handle_init(&vbus_ext->timer);
1014 if (hpt_init_vbus(vbus_ext)) {
1015 os_printk("fail to initialize hardware");
1020 /* register CAM interface */
1021 ldm_for_each_vbus(vbus, vbus_ext) {
1022 struct cam_devq *devq;
1023 struct ccb_setasync ccb;
1025 #if (__FreeBSD_version >= 500000)
1026 mtx_init(&vbus_ext->lock, "hptsleeplock", NULL, MTX_DEF);
1028 if (bus_dma_tag_create(NULL,/* parent */
1030 BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1031 BUS_SPACE_MAXADDR, /* lowaddr */
1032 BUS_SPACE_MAXADDR, /* highaddr */
1033 NULL, NULL, /* filter, filterarg */
1034 PAGE_SIZE * (os_max_sg_descriptors-1), /* maxsize */
1035 os_max_sg_descriptors, /* nsegments */
1036 0x10000, /* maxsegsize */
1037 BUS_DMA_WAITOK, /* flags */
1038 #if __FreeBSD_version>502000
1039 busdma_lock_mutex, /* lockfunc */
1040 &vbus_ext->lock, /* lockfuncarg */
1042 &vbus_ext->io_dmat /* tag */))
1047 for (i=0; i<os_max_queue_comm; i++) {
1048 POS_CMDEXT ext = (POS_CMDEXT)malloc(sizeof(OS_CMDEXT), M_DEVBUF, M_WAITOK);
1050 os_printk("Can't alloc cmdext(%d)", i);
1053 ext->vbus_ext = vbus_ext;
1054 ext->next = vbus_ext->cmdext_list;
1055 vbus_ext->cmdext_list = ext;
1057 if (bus_dmamap_create(vbus_ext->io_dmat, 0, &ext->dma_map)) {
1058 os_printk("Can't create dma map(%d)", i);
1061 callout_handle_init(&ext->timeout_ch);
1064 if ((devq = cam_simq_alloc(os_max_queue_comm)) == NULL) {
1065 os_printk("cam_simq_alloc failed");
1069 #if __FreeBSD_version > 700025
1070 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1071 vbus_ext, 0, &Giant, os_max_queue_comm, /*tagged*/8, devq);
1073 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1074 vbus_ext, 0, os_max_queue_comm, /*tagged*/8, devq);
1077 if (!vbus_ext->sim) {
1078 os_printk("cam_sim_alloc failed");
1079 cam_simq_free(devq);
1083 #if __FreeBSD_version > 700044
1084 if (xpt_bus_register(vbus_ext->sim, NULL, 0) != CAM_SUCCESS) {
1086 if (xpt_bus_register(vbus_ext->sim, 0) != CAM_SUCCESS) {
1088 os_printk("xpt_bus_register failed");
1089 cam_sim_free(vbus_ext->sim, /*free devq*/ TRUE);
1090 vbus_ext->sim = NULL;
1094 if (xpt_create_path(&vbus_ext->path, /*periph */ NULL,
1095 cam_sim_path(vbus_ext->sim), CAM_TARGET_WILDCARD,
1096 CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1098 os_printk("xpt_create_path failed");
1099 xpt_bus_deregister(cam_sim_path(vbus_ext->sim));
1100 cam_sim_free(vbus_ext->sim, /*free_devq*/TRUE);
1101 vbus_ext->sim = NULL;
1105 xpt_setup_ccb(&ccb.ccb_h, vbus_ext->path, /*priority*/5);
1106 ccb.ccb_h.func_code = XPT_SASYNC_CB;
1107 ccb.event_enable = AC_LOST_DEVICE;
1108 ccb.callback = hpt_async;
1109 ccb.callback_arg = vbus_ext;
1110 xpt_action((union ccb *)&ccb);
1112 for (hba = vbus_ext->hba_list; hba; hba = hba->next) {
1114 if ((hba->irq_res = bus_alloc_resource(hba->pcidev,
1115 SYS_RES_IRQ, &rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL)
1117 os_printk("can't allocate interrupt");
1121 if (bus_setup_intr(hba->pcidev, hba->irq_res, INTR_TYPE_CAM,
1122 #if __FreeBSD_version > 700025
1123 NULL, hpt_pci_intr, vbus_ext, &hba->irq_handle))
1125 hpt_pci_intr, vbus_ext, &hba->irq_handle))
1128 os_printk("can't set up interrupt");
1131 hba->ldm_adapter.him->intr_control(hba->ldm_adapter.him_handle, HPT_TRUE);
1134 vbus_ext->shutdown_eh = EVENTHANDLER_REGISTER(shutdown_final,
1135 hpt_shutdown_vbus, vbus_ext, SHUTDOWN_PRI_DEFAULT);
1136 if (!vbus_ext->shutdown_eh)
1137 os_printk("Shutdown event registration failed");
1140 ldm_for_each_vbus(vbus, vbus_ext) {
1141 TASK_INIT(&vbus_ext->worker, 0, (task_fn_t *)hpt_do_tasks, vbus_ext);
1142 if (vbus_ext->tasks)
1143 TASK_ENQUEUE(&vbus_ext->worker);
1146 make_dev(&hpt_cdevsw, DRIVER_MINOR, UID_ROOT, GID_OPERATOR,
1147 S_IRUSR | S_IWUSR, "%s", driver_name);
1150 #if defined(KLD_MODULE) && (__FreeBSD_version >= 503000)
1152 typedef struct driverlink *driverlink_t;
1154 kobj_class_t driver;
1155 TAILQ_ENTRY(driverlink) link; /* list of drivers in devclass */
1158 typedef TAILQ_HEAD(driver_list, driverlink) driver_list_t;
1161 TAILQ_ENTRY(devclass) link;
1162 devclass_t parent; /* parent in devclass hierarchy */
1163 driver_list_t drivers; /* bus devclasses store drivers for bus */
1165 device_t *devices; /* array of devices indexed by unit */
1166 int maxunit; /* size of devices array */
1169 static void override_kernel_driver(void)
1171 driverlink_t dl, dlfirst;
1172 driver_t *tmpdriver;
1173 devclass_t dc = devclass_find("pci");
1176 dlfirst = TAILQ_FIRST(&dc->drivers);
1177 for (dl = dlfirst; dl; dl = TAILQ_NEXT(dl, link)) {
1178 if(strcmp(dl->driver->name, driver_name) == 0) {
1179 tmpdriver=dl->driver;
1180 dl->driver=dlfirst->driver;
1181 dlfirst->driver=tmpdriver;
1189 #define override_kernel_driver()
1192 static void hpt_init(void *dummy)
1195 os_printk("%s %s", driver_name_long, driver_ver);
1197 override_kernel_driver();
1200 hpt_ich.ich_func = hpt_final_init;
1201 hpt_ich.ich_arg = NULL;
1202 if (config_intrhook_establish(&hpt_ich) != 0) {
1203 printf("%s: cannot establish configuration hook\n",
1208 SYSINIT(hptinit, SI_SUB_CONFIGURE, SI_ORDER_FIRST, hpt_init, NULL);
1211 * CAM driver interface
1213 static device_method_t driver_methods[] = {
1214 /* Device interface */
1215 DEVMETHOD(device_probe, hpt_probe),
1216 DEVMETHOD(device_attach, hpt_attach),
1217 DEVMETHOD(device_detach, hpt_detach),
1218 DEVMETHOD(device_shutdown, hpt_shutdown),
1222 static driver_t hpt_pci_driver = {
1228 static devclass_t hpt_devclass;
1231 #error "no TARGETNAME found"
1234 /* use this to make TARGETNAME be expanded */
1235 #define __DRIVER_MODULE(p1, p2, p3, p4, p5, p6) DRIVER_MODULE(p1, p2, p3, p4, p5, p6)
1236 #define __MODULE_VERSION(p1, p2) MODULE_VERSION(p1, p2)
1237 #define __MODULE_DEPEND(p1, p2, p3, p4, p5) MODULE_DEPEND(p1, p2, p3, p4, p5)
1238 __DRIVER_MODULE(TARGETNAME, pci, hpt_pci_driver, hpt_devclass, 0, 0);
1239 __MODULE_VERSION(TARGETNAME, 1);
1240 __MODULE_DEPEND(TARGETNAME, cam, 1, 1, 1);
1242 #if __FreeBSD_version>503000
1243 typedef struct cdev * ioctl_dev_t;
1245 typedef dev_t ioctl_dev_t;
1248 #if __FreeBSD_version >= 500000
1249 typedef struct thread * ioctl_thread_t;
1251 typedef struct proc * ioctl_thread_t;
1254 static int hpt_open(ioctl_dev_t dev, int flags, int devtype, ioctl_thread_t td)
1259 static int hpt_close(ioctl_dev_t dev, int flags, int devtype, ioctl_thread_t td)
1264 static int hpt_ioctl(ioctl_dev_t dev, u_long cmd, caddr_t data, int fflag, ioctl_thread_t td)
1266 PHPT_IOCTL_PARAM piop=(PHPT_IOCTL_PARAM)data;
1267 IOCTL_ARG ioctl_args;
1268 HPT_U32 bytesReturned;
1271 case HPT_DO_IOCONTROL:
1273 if (piop->Magic == HPT_IOCTL_MAGIC || piop->Magic == HPT_IOCTL_MAGIC32) {
1274 KdPrint(("ioctl=%x in=%p len=%d out=%p len=%d\n",
1275 piop->dwIoControlCode,
1277 piop->nInBufferSize,
1279 piop->nOutBufferSize));
1281 memset(&ioctl_args, 0, sizeof(ioctl_args));
1283 ioctl_args.dwIoControlCode = piop->dwIoControlCode;
1284 ioctl_args.nInBufferSize = piop->nInBufferSize;
1285 ioctl_args.nOutBufferSize = piop->nOutBufferSize;
1286 ioctl_args.lpBytesReturned = &bytesReturned;
1288 if (ioctl_args.nInBufferSize) {
1289 ioctl_args.lpInBuffer = malloc(ioctl_args.nInBufferSize, M_DEVBUF, M_WAITOK);
1290 if (!ioctl_args.lpInBuffer)
1292 if (copyin((void*)piop->lpInBuffer,
1293 ioctl_args.lpInBuffer, piop->nInBufferSize))
1297 if (ioctl_args.nOutBufferSize) {
1298 ioctl_args.lpOutBuffer = malloc(ioctl_args.nOutBufferSize, M_DEVBUF, M_WAITOK);
1299 if (!ioctl_args.lpOutBuffer)
1303 #if (__FreeBSD_version >= 500000)
1307 hpt_do_ioctl(&ioctl_args);
1309 #if (__FreeBSD_version >= 500000)
1313 if (ioctl_args.result==HPT_IOCTL_RESULT_OK) {
1314 if (piop->nOutBufferSize) {
1315 if (copyout(ioctl_args.lpOutBuffer,
1316 (void*)piop->lpOutBuffer, piop->nOutBufferSize))
1319 if (piop->lpBytesReturned) {
1320 if (copyout(&bytesReturned,
1321 (void*)piop->lpBytesReturned, sizeof(HPT_U32)))
1324 if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF);
1325 if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF);
1329 if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF);
1330 if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF);
1338 return hpt_rescan_bus();
1341 KdPrint(("invalid command!"));
1347 static int hpt_rescan_bus(void)
1353 #if (__FreeBSD_version >= 500000)
1357 ldm_for_each_vbus(vbus, vbus_ext) {
1358 if ((ccb = xpt_alloc_ccb()) == NULL)
1360 if (xpt_create_path(&ccb->ccb_h.path, NULL,
1361 cam_sim_path(vbus_ext->sim),
1362 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
1369 #if (__FreeBSD_version >= 500000)