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
28 #include <dev/hptrr/hptrr_config.h>
29 /* $Id: osm_bsd.c,v 1.27 2007/11/22 07:35:49 gmm Exp $
31 * HighPoint RAID Driver for FreeBSD
32 * Copyright (C) 2005 HighPoint Technologies, Inc. All Rights Reserved.
34 #include <dev/hptrr/os_bsd.h>
35 #include <dev/hptrr/hptintf.h>
37 static int attach_generic = 1;
38 TUNABLE_INT("hw.hptrr.attach_generic", &attach_generic);
40 static int hpt_probe(device_t dev)
47 /* Some of supported chips are used not only by HPT. */
48 if (pci_get_vendor(dev) != 0x1103 && !attach_generic)
50 for (him = him_list; him; him = him->next) {
51 for (i=0; him->get_supported_device_id(i, &pci_id); i++) {
52 if ((pci_get_vendor(dev) == pci_id.vid) &&
53 (pci_get_device(dev) == pci_id.did)){
54 KdPrint(("hpt_probe: adapter at PCI %d:%d:%d, IRQ %d",
55 pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev), pci_get_irq(dev)
57 device_set_desc(dev, him->name);
58 hba = (PHBA)device_get_softc(dev);
59 memset(hba, 0, sizeof(HBA));
60 hba->ext_type = EXT_TYPE_HBA;
61 hba->ldm_adapter.him = him;
70 static int hpt_attach(device_t dev)
72 PHBA hba = (PHBA)device_get_softc(dev);
73 HIM *him = hba->ldm_adapter.him;
79 KdPrint(("hpt_attach(%d/%d/%d)", pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev)));
81 #if __FreeBSD_version >=440000
82 pci_enable_busmaster(dev);
85 pci_id.vid = pci_get_vendor(dev);
86 pci_id.did = pci_get_device(dev);
87 pci_id.rev = pci_get_revid(dev);
89 size = him->get_adapter_size(&pci_id);
90 hba->ldm_adapter.him_handle = malloc(size, M_DEVBUF, M_WAITOK);
91 if (!hba->ldm_adapter.him_handle)
95 hba->pciaddr.tree = 0;
96 hba->pciaddr.bus = pci_get_bus(dev);
97 hba->pciaddr.device = pci_get_slot(dev);
98 hba->pciaddr.function = pci_get_function(dev);
100 if (!him->create_adapter(&pci_id, hba->pciaddr, hba->ldm_adapter.him_handle, hba)) {
101 free(hba->ldm_adapter.him_handle, M_DEVBUF);
105 os_printk("adapter at PCI %d:%d:%d, IRQ %d",
106 hba->pciaddr.bus, hba->pciaddr.device, hba->pciaddr.function, pci_get_irq(dev));
108 if (!ldm_register_adapter(&hba->ldm_adapter)) {
109 size = ldm_get_vbus_size();
110 vbus_ext = malloc(sizeof(VBUS_EXT) + size, M_DEVBUF, M_WAITOK);
112 free(hba->ldm_adapter.him_handle, M_DEVBUF);
115 memset(vbus_ext, 0, sizeof(VBUS_EXT));
116 vbus_ext->ext_type = EXT_TYPE_VBUS;
117 ldm_create_vbus((PVBUS)vbus_ext->vbus, vbus_ext);
118 ldm_register_adapter(&hba->ldm_adapter);
121 ldm_for_each_vbus(vbus, vbus_ext) {
122 if (hba->ldm_adapter.vbus==vbus) {
123 hba->vbus_ext = vbus_ext;
124 hba->next = vbus_ext->hba_list;
125 vbus_ext->hba_list = hba;
133 * Maybe we'd better to use the bus_dmamem_alloc to alloc DMA memory,
134 * but there are some problems currently (alignment, etc).
136 static __inline void *__get_free_pages(int order)
138 /* don't use low memory - other devices may get starved */
139 return contigmalloc(PAGE_SIZE<<order,
140 M_DEVBUF, M_WAITOK, BUS_SPACE_MAXADDR_24BIT, BUS_SPACE_MAXADDR, PAGE_SIZE, 0);
143 static __inline void free_pages(void *p, int order)
145 contigfree(p, PAGE_SIZE<<order, M_DEVBUF);
148 static int hpt_alloc_mem(PVBUS_EXT vbus_ext)
155 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
156 hba->ldm_adapter.him->get_meminfo(hba->ldm_adapter.him_handle);
158 ldm_get_mem_info((PVBUS)vbus_ext->vbus, 0);
160 for (f=vbus_ext->freelist_head; f; f=f->next) {
161 KdPrint(("%s: %d*%d=%d bytes",
162 f->tag, f->count, f->size, f->count*f->size));
163 for (i=0; i<f->count; i++) {
164 p = (void **)malloc(f->size, M_DEVBUF, M_WAITOK);
165 if (!p) return (ENXIO);
171 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
174 HPT_ASSERT((f->size & (f->alignment-1))==0);
176 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
178 KdPrint(("%s: %d*%d=%d bytes, order %d",
179 f->tag, f->count, f->size, f->count*f->size, order));
180 HPT_ASSERT(f->alignment<=PAGE_SIZE);
182 for (i=0; i<f->count;) {
183 p = (void **)__get_free_pages(order);
185 for (j = size/f->size; j && i<f->count; i++,j--) {
187 *(BUS_ADDRESS *)(p+1) = (BUS_ADDRESS)vtophys(p);
189 p = (void **)((unsigned long)p + f->size);
194 HPT_ASSERT(PAGE_SIZE==DMAPOOL_PAGE_SIZE);
196 for (i=0; i<os_max_cache_pages; i++) {
197 p = (void **)__get_free_pages(0);
199 HPT_ASSERT(((HPT_UPTR)p & (DMAPOOL_PAGE_SIZE-1))==0);
200 dmapool_put_page((PVBUS)vbus_ext->vbus, p, (BUS_ADDRESS)vtophys(p));
206 static void hpt_free_mem(PVBUS_EXT vbus_ext)
213 for (f=vbus_ext->freelist_head; f; f=f->next) {
215 if (f->count!=f->reserved_count) {
216 KdPrint(("memory leak for freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
219 while ((p=freelist_get(f)))
223 for (i=0; i<os_max_cache_pages; i++) {
224 p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus);
229 for (f=vbus_ext->freelist_dma_head; f; f=f->next) {
232 if (f->count!=f->reserved_count) {
233 KdPrint(("memory leak for dma freelist %s (%d/%d)", f->tag, f->count, f->reserved_count));
236 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ;
238 while ((p=freelist_get_dma(f, &bus))) {
240 free_pages(p, order);
242 /* can't free immediately since other blocks in this page may still be in the list */
243 if (((HPT_UPTR)p & (PAGE_SIZE-1))==0)
244 dmapool_put_page((PVBUS)vbus_ext->vbus, p, bus);
249 while ((p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus)))
253 static int hpt_init_vbus(PVBUS_EXT vbus_ext)
257 for (hba = vbus_ext->hba_list; hba; hba = hba->next)
258 if (!hba->ldm_adapter.him->initialize(hba->ldm_adapter.him_handle)) {
259 KdPrint(("fail to initialize %p", hba));
263 ldm_initialize_vbus((PVBUS)vbus_ext->vbus, &vbus_ext->hba_list->ldm_adapter);
267 static void hpt_flush_done(PCOMMAND pCmd)
269 PVDEV vd = pCmd->target;
271 if (mIsArray(vd->type) && vd->u.array.transform && vd!=vd->u.array.transform->target) {
272 vd = vd->u.array.transform->target;
275 pCmd->Result = RETURN_PENDING;
276 vdev_queue_cmd(pCmd);
280 *(int *)pCmd->priv = 1;
285 * flush a vdev (without retry).
287 static int hpt_flush_vdev(PVBUS_EXT vbus_ext, PVDEV vd)
290 int result = 0, done;
293 KdPrint(("flusing dev %p", vd));
295 hpt_lock_vbus(vbus_ext);
297 if (mIsArray(vd->type) && vd->u.array.transform)
298 count = MAX(vd->u.array.transform->source->cmds_per_request,
299 vd->u.array.transform->target->cmds_per_request);
301 count = vd->cmds_per_request;
303 pCmd = ldm_alloc_cmds(vd->vbus, count);
306 hpt_unlock_vbus(vbus_ext);
310 pCmd->type = CMD_TYPE_FLUSH;
311 pCmd->flags.hard_flush = 1;
313 pCmd->done = hpt_flush_done;
320 while (hpt_sleep(vbus_ext, pCmd, PPAUSE, "hptfls", HPT_OSM_TIMEOUT)) {
321 ldm_reset_vbus(vd->vbus);
325 KdPrint(("flush result %d", pCmd->Result));
327 if (pCmd->Result!=RETURN_SUCCESS)
332 hpt_unlock_vbus(vbus_ext);
337 static void hpt_stop_tasks(PVBUS_EXT vbus_ext);
338 static void hpt_shutdown_vbus(PVBUS_EXT vbus_ext, int howto)
340 PVBUS vbus = (PVBUS)vbus_ext->vbus;
344 KdPrint(("hpt_shutdown_vbus"));
346 /* stop all ctl tasks and disable the worker taskqueue */
347 hpt_stop_tasks(vbus_ext);
348 vbus_ext->worker.ta_context = 0;
351 for (i=0; i<osm_max_targets; i++) {
352 PVDEV vd = ldm_find_target(vbus, i);
355 if (hpt_flush_vdev(vbus_ext, vd))
356 hpt_flush_vdev(vbus_ext, vd);
360 hpt_lock_vbus(vbus_ext);
362 hpt_unlock_vbus(vbus_ext);
364 ldm_release_vbus(vbus);
366 for (hba=vbus_ext->hba_list; hba; hba=hba->next)
367 bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle);
369 hpt_free_mem(vbus_ext);
371 while ((hba=vbus_ext->hba_list)) {
372 vbus_ext->hba_list = hba->next;
373 free(hba->ldm_adapter.him_handle, M_DEVBUF);
376 free(vbus_ext, M_DEVBUF);
377 KdPrint(("hpt_shutdown_vbus done"));
380 static void __hpt_do_tasks(PVBUS_EXT vbus_ext)
384 tasks = vbus_ext->tasks;
391 t->func(vbus_ext->vbus, t->data);
395 static void hpt_do_tasks(PVBUS_EXT vbus_ext, int pending)
398 hpt_lock_vbus(vbus_ext);
399 __hpt_do_tasks(vbus_ext);
400 hpt_unlock_vbus(vbus_ext);
404 static void hpt_action(struct cam_sim *sim, union ccb *ccb);
405 static void hpt_poll(struct cam_sim *sim);
406 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg);
407 static void hpt_pci_intr(void *arg);
409 static __inline POS_CMDEXT cmdext_get(PVBUS_EXT vbus_ext)
411 POS_CMDEXT p = vbus_ext->cmdext_list;
413 vbus_ext->cmdext_list = p->next;
417 static __inline void cmdext_put(POS_CMDEXT p)
419 p->next = p->vbus_ext->cmdext_list;
420 p->vbus_ext->cmdext_list = p;
423 static void hpt_timeout(void *arg)
425 PCOMMAND pCmd = (PCOMMAND)arg;
426 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
428 KdPrint(("pCmd %p timeout", pCmd));
430 ldm_reset_vbus((PVBUS)ext->vbus_ext->vbus);
433 static void os_cmddone(PCOMMAND pCmd)
435 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
436 union ccb *ccb = ext->ccb;
438 KdPrint(("os_cmddone(%p, %d)", pCmd, pCmd->Result));
440 untimeout(hpt_timeout, pCmd, ccb->ccb_h.timeout_ch);
442 switch(pCmd->Result) {
444 ccb->ccb_h.status = CAM_REQ_CMP;
446 case RETURN_BAD_DEVICE:
447 ccb->ccb_h.status = CAM_DEV_NOT_THERE;
449 case RETURN_DEVICE_BUSY:
450 ccb->ccb_h.status = CAM_BUSY;
452 case RETURN_INVALID_REQUEST:
453 ccb->ccb_h.status = CAM_REQ_INVALID;
455 case RETURN_SELECTION_TIMEOUT:
456 ccb->ccb_h.status = CAM_SEL_TIMEOUT;
459 ccb->ccb_h.status = CAM_BUSY;
462 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
466 if (pCmd->flags.data_in) {
467 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTREAD);
469 else if (pCmd->flags.data_out) {
470 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTWRITE);
473 bus_dmamap_unload(ext->vbus_ext->io_dmat, ext->dma_map);
480 static int os_buildsgl(PCOMMAND pCmd, PSG pSg, int logical)
482 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
483 union ccb *ccb = ext->ccb;
484 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
488 if (ccb->ccb_h.flags & CAM_DATA_PHYS)
489 panic("physical address unsupported");
491 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
492 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
493 panic("physical address unsupported");
495 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
496 os_set_sgptr(&pSg[idx], (HPT_U8 *)(HPT_UPTR)sgList[idx].ds_addr);
497 pSg[idx].size = sgList[idx].ds_len;
498 pSg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
502 os_set_sgptr(pSg, (HPT_U8 *)ccb->csio.data_ptr);
503 pSg->size = ccb->csio.dxfer_len;
509 /* since we have provided physical sg, nobody will ask us to build physical sg */
514 static void hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
516 PCOMMAND pCmd = (PCOMMAND)arg;
517 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv;
521 HPT_ASSERT(pCmd->flags.physical_sg);
523 if (error || nsegs == 0)
524 panic("busdma error");
526 HPT_ASSERT(nsegs<=os_max_sg_descriptors);
528 for (idx = 0; idx < nsegs; idx++, psg++) {
529 psg->addr.bus = segs[idx].ds_addr;
530 psg->size = segs[idx].ds_len;
535 if (pCmd->flags.data_in) {
536 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREREAD);
538 else if (pCmd->flags.data_out) {
539 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_PREWRITE);
542 ext->ccb->ccb_h.timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT);
546 static void hpt_scsi_io(PVBUS_EXT vbus_ext, union ccb *ccb)
548 PVBUS vbus = (PVBUS)vbus_ext->vbus;
554 if (ccb->ccb_h.flags & CAM_CDB_POINTER)
555 cdb = ccb->csio.cdb_io.cdb_ptr;
557 cdb = ccb->csio.cdb_io.cdb_bytes;
559 KdPrint(("hpt_scsi_io: ccb %x id %d lun %d cdb %x-%x-%x",
561 ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
562 *(HPT_U32 *)&cdb[0], *(HPT_U32 *)&cdb[4], *(HPT_U32 *)&cdb[8]
565 /* ccb->ccb_h.path_id is not our bus id - don't check it */
566 if (ccb->ccb_h.target_lun != 0 ||
567 ccb->ccb_h.target_id >= osm_max_targets ||
568 (ccb->ccb_h.flags & CAM_CDB_PHYS))
570 ccb->ccb_h.status = CAM_TID_INVALID;
575 vd = ldm_find_target(vbus, ccb->ccb_h.target_id);
578 ccb->ccb_h.status = CAM_TID_INVALID;
584 case TEST_UNIT_READY:
585 case START_STOP_UNIT:
586 case SYNCHRONIZE_CACHE:
587 ccb->ccb_h.status = CAM_REQ_CMP;
592 PINQUIRYDATA inquiryData;
593 memset(ccb->csio.data_ptr, 0, ccb->csio.dxfer_len);
594 inquiryData = (PINQUIRYDATA)ccb->csio.data_ptr;
596 inquiryData->AdditionalLength = 31;
597 inquiryData->CommandQueue = 1;
598 memcpy(&inquiryData->VendorId, "HPT ", 8);
599 memcpy(&inquiryData->ProductId, "DISK 0_0 ", 16);
601 if (vd->target_id / 10) {
602 inquiryData->ProductId[7] = (vd->target_id % 100) / 10 + '0';
603 inquiryData->ProductId[8] = (vd->target_id % 100) % 10 + '0';
606 inquiryData->ProductId[7] = (vd->target_id % 100) % 10 + '0';
608 memcpy(&inquiryData->ProductRevisionLevel, "4.00", 4);
610 ccb->ccb_h.status = CAM_REQ_CMP;
616 HPT_U8 *rbuf = ccb->csio.data_ptr;
619 if (vd->capacity>0xfffffffful)
622 cap = vd->capacity - 1;
624 rbuf[0] = (HPT_U8)(cap>>24);
625 rbuf[1] = (HPT_U8)(cap>>16);
626 rbuf[2] = (HPT_U8)(cap>>8);
627 rbuf[3] = (HPT_U8)cap;
633 ccb->ccb_h.status = CAM_REQ_CMP;
637 case SERVICE_ACTION_IN:
639 HPT_U8 *rbuf = ccb->csio.data_ptr;
640 HPT_U64 cap = vd->capacity - 1;
642 rbuf[0] = (HPT_U8)(cap>>56);
643 rbuf[1] = (HPT_U8)(cap>>48);
644 rbuf[2] = (HPT_U8)(cap>>40);
645 rbuf[3] = (HPT_U8)(cap>>32);
646 rbuf[4] = (HPT_U8)(cap>>24);
647 rbuf[5] = (HPT_U8)(cap>>16);
648 rbuf[6] = (HPT_U8)(cap>>8);
649 rbuf[7] = (HPT_U8)cap;
655 ccb->ccb_h.status = CAM_REQ_CMP;
668 pCmd = ldm_alloc_cmds(vbus, vd->cmds_per_request);
670 KdPrint(("Failed to allocate command!"));
671 ccb->ccb_h.status = CAM_BUSY;
679 pCmd->uCmd.Ide.Lba = ((HPT_U32)cdb[1] << 16) | ((HPT_U32)cdb[2] << 8) | (HPT_U32)cdb[3];
680 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[4];
686 ((HPT_U64)cdb[2]<<56) |
687 ((HPT_U64)cdb[3]<<48) |
688 ((HPT_U64)cdb[4]<<40) |
689 ((HPT_U64)cdb[5]<<32) |
690 ((HPT_U64)cdb[6]<<24) |
691 ((HPT_U64)cdb[7]<<16) |
692 ((HPT_U64)cdb[8]<<8) |
694 pCmd->uCmd.Ide.Lba = block;
695 pCmd->uCmd.Ide.nSectors = (HPT_U16)cdb[13] | ((HPT_U16)cdb[12]<<8);
700 pCmd->uCmd.Ide.Lba = (HPT_U32)cdb[5] | ((HPT_U32)cdb[4] << 8) | ((HPT_U32)cdb[3] << 16) | ((HPT_U32)cdb[2] << 24);
701 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[8] | ((HPT_U16)cdb[7]<<8);
709 pCmd->flags.data_in = 1;
714 pCmd->flags.data_out = 1;
717 pCmd->priv = ext = cmdext_get(vbus_ext);
721 pCmd->done = os_cmddone;
722 pCmd->buildsgl = os_buildsgl;
724 pCmd->psg = ext->psg;
726 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) {
728 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr;
730 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS)
731 pCmd->flags.physical_sg = 1;
733 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) {
734 pCmd->psg[idx].addr.bus = sgList[idx].ds_addr;
735 pCmd->psg[idx].size = sgList[idx].ds_len;
736 pCmd->psg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0;
739 ccb->ccb_h.timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT);
744 pCmd->flags.physical_sg = 1;
745 error = bus_dmamap_load(vbus_ext->io_dmat,
747 ccb->csio.data_ptr, ccb->csio.dxfer_len,
748 hpt_io_dmamap_callback, pCmd,
751 KdPrint(("bus_dmamap_load return %d", error));
752 if (error && error!=EINPROGRESS) {
753 os_printk("bus_dmamap_load error %d", error);
756 ccb->ccb_h.status = CAM_REQ_CMP_ERR;
764 ccb->ccb_h.status = CAM_REQ_INVALID;
772 static void hpt_action(struct cam_sim *sim, union ccb *ccb)
774 PVBUS_EXT vbus_ext = (PVBUS_EXT)cam_sim_softc(sim);
776 KdPrint(("hpt_action(fn=%d, id=%d)", ccb->ccb_h.func_code, ccb->ccb_h.target_id));
778 switch (ccb->ccb_h.func_code) {
781 hpt_lock_vbus(vbus_ext);
782 hpt_scsi_io(vbus_ext, ccb);
783 hpt_unlock_vbus(vbus_ext);
787 hpt_lock_vbus(vbus_ext);
788 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
789 hpt_unlock_vbus(vbus_ext);
792 case XPT_GET_TRAN_SETTINGS:
793 case XPT_SET_TRAN_SETTINGS:
794 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
797 case XPT_CALC_GEOMETRY:
798 ccb->ccg.heads = 255;
799 ccb->ccg.secs_per_track = 63;
800 ccb->ccg.cylinders = ccb->ccg.volume_size / (ccb->ccg.heads * ccb->ccg.secs_per_track);
801 ccb->ccb_h.status = CAM_REQ_CMP;
806 struct ccb_pathinq *cpi = &ccb->cpi;
808 cpi->version_num = 1;
809 cpi->hba_inquiry = PI_SDTR_ABLE;
810 cpi->target_sprt = 0;
811 cpi->hba_misc = PIM_NOBUSRESET;
812 cpi->hba_eng_cnt = 0;
813 cpi->max_target = osm_max_targets;
815 cpi->unit_number = cam_sim_unit(sim);
816 cpi->bus_id = cam_sim_bus(sim);
817 cpi->initiator_id = osm_max_targets;
818 cpi->base_transfer_speed = 3300;
820 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
821 strncpy(cpi->hba_vid, "HPT ", HBA_IDLEN);
822 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
823 cpi->transport = XPORT_SPI;
824 cpi->transport_version = 2;
825 cpi->protocol = PROTO_SCSI;
826 cpi->protocol_version = SCSI_REV_2;
827 cpi->ccb_h.status = CAM_REQ_CMP;
832 ccb->ccb_h.status = CAM_REQ_INVALID;
840 static void hpt_pci_intr(void *arg)
842 PVBUS_EXT vbus_ext = (PVBUS_EXT)arg;
843 hpt_lock_vbus(vbus_ext);
844 ldm_intr((PVBUS)vbus_ext->vbus);
845 hpt_unlock_vbus(vbus_ext);
848 static void hpt_poll(struct cam_sim *sim)
850 hpt_pci_intr(cam_sim_softc(sim));
853 static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg)
855 KdPrint(("hpt_async"));
858 static int hpt_shutdown(device_t dev)
860 KdPrint(("hpt_shutdown(dev=%p)", dev));
864 static int hpt_detach(device_t dev)
866 /* we don't allow the driver to be unloaded. */
870 static void hpt_ioctl_done(struct _IOCTL_ARG *arg)
876 static void __hpt_do_ioctl(PVBUS_EXT vbus_ext, IOCTL_ARG *ioctl_args)
878 ioctl_args->result = -1;
879 ioctl_args->done = hpt_ioctl_done;
880 ioctl_args->ioctl_cmnd = (void *)1;
882 hpt_lock_vbus(vbus_ext);
883 ldm_ioctl((PVBUS)vbus_ext->vbus, ioctl_args);
885 while (ioctl_args->ioctl_cmnd) {
886 if (hpt_sleep(vbus_ext, ioctl_args, PPAUSE, "hptctl", HPT_OSM_TIMEOUT)==0)
888 ldm_reset_vbus((PVBUS)vbus_ext->vbus);
889 __hpt_do_tasks(vbus_ext);
892 /* KdPrint(("ioctl %x result %d", ioctl_args->dwIoControlCode, ioctl_args->result)); */
894 hpt_unlock_vbus(vbus_ext);
897 static void hpt_do_ioctl(IOCTL_ARG *ioctl_args)
902 ldm_for_each_vbus(vbus, vbus_ext) {
903 __hpt_do_ioctl(vbus_ext, ioctl_args);
904 if (ioctl_args->result!=HPT_IOCTL_RESULT_WRONG_VBUS)
909 #define HPT_DO_IOCTL(code, inbuf, insize, outbuf, outsize) ({\
911 arg.dwIoControlCode = code;\
912 arg.lpInBuffer = inbuf;\
913 arg.lpOutBuffer = outbuf;\
914 arg.nInBufferSize = insize;\
915 arg.nOutBufferSize = outsize;\
916 arg.lpBytesReturned = 0;\
921 #define DEVICEID_VALID(id) ((id) && ((HPT_U32)(id)!=0xffffffff))
923 static int hpt_get_logical_devices(DEVICEID * pIds, int nMaxCount)
926 HPT_U32 count = nMaxCount-1;
928 if (HPT_DO_IOCTL(HPT_IOCTL_GET_LOGICAL_DEVICES,
929 &count, sizeof(HPT_U32), pIds, sizeof(DEVICEID)*nMaxCount))
932 nMaxCount = (int)pIds[0];
933 for (i=0; i<nMaxCount; i++) pIds[i] = pIds[i+1];
937 static int hpt_get_device_info_v3(DEVICEID id, PLOGICAL_DEVICE_INFO_V3 pInfo)
939 return HPT_DO_IOCTL(HPT_IOCTL_GET_DEVICE_INFO_V3,
940 &id, sizeof(DEVICEID), pInfo, sizeof(LOGICAL_DEVICE_INFO_V3));
943 /* not belong to this file logically, but we want to use ioctl interface */
944 static int __hpt_stop_tasks(PVBUS_EXT vbus_ext, DEVICEID id)
946 LOGICAL_DEVICE_INFO_V3 devinfo;
948 DEVICEID param[2] = { id, 0 };
950 if (hpt_get_device_info_v3(id, &devinfo))
953 if (devinfo.Type!=LDT_ARRAY)
956 if (devinfo.u.array.Flags & ARRAY_FLAG_REBUILDING)
957 param[1] = AS_REBUILD_ABORT;
958 else if (devinfo.u.array.Flags & ARRAY_FLAG_VERIFYING)
959 param[1] = AS_VERIFY_ABORT;
960 else if (devinfo.u.array.Flags & ARRAY_FLAG_INITIALIZING)
961 param[1] = AS_INITIALIZE_ABORT;
962 else if (devinfo.u.array.Flags & ARRAY_FLAG_TRANSFORMING)
963 param[1] = AS_TRANSFORM_ABORT;
967 KdPrint(("SET_ARRAY_STATE(%x, %d)", param[0], param[1]));
968 result = HPT_DO_IOCTL(HPT_IOCTL_SET_ARRAY_STATE,
969 param, sizeof(param), 0, 0);
971 for (i=0; i<devinfo.u.array.nDisk; i++)
972 if (DEVICEID_VALID(devinfo.u.array.Members[i]))
973 __hpt_stop_tasks(vbus_ext, devinfo.u.array.Members[i]);
978 static void hpt_stop_tasks(PVBUS_EXT vbus_ext)
983 count = hpt_get_logical_devices((DEVICEID *)&ids, sizeof(ids)/sizeof(ids[0]));
985 for (i=0; i<count; i++)
986 __hpt_stop_tasks(vbus_ext, ids[i]);
989 static d_open_t hpt_open;
990 static d_close_t hpt_close;
991 static d_ioctl_t hpt_ioctl;
992 static int hpt_rescan_bus(void);
994 static struct cdevsw hpt_cdevsw = {
996 .d_close = hpt_close,
997 .d_ioctl = hpt_ioctl,
998 .d_name = driver_name,
999 #if __FreeBSD_version>=503000
1000 .d_version = D_VERSION,
1002 #if (__FreeBSD_version>=503000 && __FreeBSD_version<600034)
1003 .d_flags = D_NEEDGIANT,
1005 #if __FreeBSD_version<600034
1006 #if __FreeBSD_version>501000
1007 .d_maj = MAJOR_AUTO,
1009 .d_maj = HPT_DEV_MAJOR,
1014 static struct intr_config_hook hpt_ich;
1017 * hpt_final_init will be called after all hpt_attach.
1019 static void hpt_final_init(void *dummy)
1026 /* Clear the config hook */
1027 config_intrhook_disestablish(&hpt_ich);
1029 /* allocate memory */
1031 ldm_for_each_vbus(vbus, vbus_ext) {
1032 if (hpt_alloc_mem(vbus_ext)) {
1033 os_printk("out of memory");
1041 os_printk("no controller detected.");
1045 /* initializing hardware */
1046 ldm_for_each_vbus(vbus, vbus_ext) {
1047 /* make timer available here */
1048 callout_handle_init(&vbus_ext->timer);
1049 if (hpt_init_vbus(vbus_ext)) {
1050 os_printk("fail to initialize hardware");
1055 /* register CAM interface */
1056 ldm_for_each_vbus(vbus, vbus_ext) {
1057 struct cam_devq *devq;
1058 struct ccb_setasync ccb;
1060 #if (__FreeBSD_version >= 500000)
1061 mtx_init(&vbus_ext->lock, "hptsleeplock", NULL, MTX_DEF);
1063 if (bus_dma_tag_create(NULL,/* parent */
1065 BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
1066 BUS_SPACE_MAXADDR, /* lowaddr */
1067 BUS_SPACE_MAXADDR, /* highaddr */
1068 NULL, NULL, /* filter, filterarg */
1069 PAGE_SIZE * (os_max_sg_descriptors-1), /* maxsize */
1070 os_max_sg_descriptors, /* nsegments */
1071 0x10000, /* maxsegsize */
1072 BUS_DMA_WAITOK, /* flags */
1073 #if __FreeBSD_version>502000
1074 busdma_lock_mutex, /* lockfunc */
1075 &vbus_ext->lock, /* lockfuncarg */
1077 &vbus_ext->io_dmat /* tag */))
1082 for (i=0; i<os_max_queue_comm; i++) {
1083 POS_CMDEXT ext = (POS_CMDEXT)malloc(sizeof(OS_CMDEXT), M_DEVBUF, M_WAITOK);
1085 os_printk("Can't alloc cmdext(%d)", i);
1088 ext->vbus_ext = vbus_ext;
1089 ext->next = vbus_ext->cmdext_list;
1090 vbus_ext->cmdext_list = ext;
1092 if (bus_dmamap_create(vbus_ext->io_dmat, 0, &ext->dma_map)) {
1093 os_printk("Can't create dma map(%d)", i);
1098 if ((devq = cam_simq_alloc(os_max_queue_comm)) == NULL) {
1099 os_printk("cam_simq_alloc failed");
1103 #if __FreeBSD_version > 700025
1104 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1105 vbus_ext, 0, &Giant, os_max_queue_comm, /*tagged*/8, devq);
1107 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name,
1108 vbus_ext, 0, os_max_queue_comm, /*tagged*/8, devq);
1111 if (!vbus_ext->sim) {
1112 os_printk("cam_sim_alloc failed");
1113 cam_simq_free(devq);
1117 #if __FreeBSD_version > 700044
1118 if (xpt_bus_register(vbus_ext->sim, NULL, 0) != CAM_SUCCESS) {
1120 if (xpt_bus_register(vbus_ext->sim, 0) != CAM_SUCCESS) {
1122 os_printk("xpt_bus_register failed");
1123 cam_sim_free(vbus_ext->sim, /*free devq*/ TRUE);
1124 vbus_ext->sim = NULL;
1128 if (xpt_create_path(&vbus_ext->path, /*periph */ NULL,
1129 cam_sim_path(vbus_ext->sim), CAM_TARGET_WILDCARD,
1130 CAM_LUN_WILDCARD) != CAM_REQ_CMP)
1132 os_printk("xpt_create_path failed");
1133 xpt_bus_deregister(cam_sim_path(vbus_ext->sim));
1134 cam_sim_free(vbus_ext->sim, /*free_devq*/TRUE);
1135 vbus_ext->sim = NULL;
1139 xpt_setup_ccb(&ccb.ccb_h, vbus_ext->path, /*priority*/5);
1140 ccb.ccb_h.func_code = XPT_SASYNC_CB;
1141 ccb.event_enable = AC_LOST_DEVICE;
1142 ccb.callback = hpt_async;
1143 ccb.callback_arg = vbus_ext;
1144 xpt_action((union ccb *)&ccb);
1146 for (hba = vbus_ext->hba_list; hba; hba = hba->next) {
1148 if ((hba->irq_res = bus_alloc_resource(hba->pcidev,
1149 SYS_RES_IRQ, &rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL)
1151 os_printk("can't allocate interrupt");
1155 if (bus_setup_intr(hba->pcidev, hba->irq_res, INTR_TYPE_CAM,
1156 #if __FreeBSD_version > 700025
1157 NULL, hpt_pci_intr, vbus_ext, &hba->irq_handle))
1159 hpt_pci_intr, vbus_ext, &hba->irq_handle))
1162 os_printk("can't set up interrupt");
1165 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)
1387 #if (__FreeBSD_version >= 500000)
1391 ldm_for_each_vbus(vbus, vbus_ext) {
1392 if ((ccb = xpt_alloc_ccb()) == NULL)
1394 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph,
1395 cam_sim_path(vbus_ext->sim),
1396 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
1403 #if (__FreeBSD_version >= 500000)