2 * Copyright (c) 1997-2006 by Matthew Jacob
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 immediately at the beginning of the file, without modification,
10 * this list of conditions, and the following disclaimer.
11 * 2. The name of the author may not be used to endorse or promote products
12 * derived from this software without specific prior written permission.
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 FOR
18 * 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 * SBus specific probe and attach routines for Qlogic ISP SCSI adapters.
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
34 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/linker.h>
37 #include <sys/firmware.h>
39 #include <sys/kernel.h>
40 #include <sys/module.h>
41 #include <sys/resource.h>
43 #include <dev/ofw/ofw_bus.h>
45 #include <machine/bus.h>
46 #include <machine/resource.h>
48 #include <sparc64/sbus/sbusvar.h>
50 #include <dev/isp/isp_freebsd.h>
52 static uint32_t isp_sbus_rd_reg(ispsoftc_t *, int);
53 static void isp_sbus_wr_reg(ispsoftc_t *, int, uint32_t);
54 static int isp_sbus_rd_isr(ispsoftc_t *, uint32_t *, uint16_t *, uint16_t *);
55 static int isp_sbus_mbxdma(ispsoftc_t *);
56 static int isp_sbus_dmasetup(ispsoftc_t *, XS_T *, void *);
59 static void isp_sbus_reset0(ispsoftc_t *);
60 static void isp_sbus_reset1(ispsoftc_t *);
61 static void isp_sbus_dumpregs(ispsoftc_t *, const char *);
63 static struct ispmdvec mdvec = {
69 isp_common_dmateardown,
74 BIU_BURST_ENABLE|BIU_PCI_CONF1_FIFO_64
77 static int isp_sbus_probe (device_t);
78 static int isp_sbus_attach (device_t);
81 #define ISP_SBD(isp) ((struct isp_sbussoftc *)isp)->sbus_dev
82 struct isp_sbussoftc {
85 struct resource * sbus_reg;
87 int16_t sbus_poff[_NREG_BLKS];
89 struct isp_spi sbus_spi;
90 struct ispmdvec sbus_mdvec;
91 struct resource * sbus_ires;
95 static device_method_t isp_sbus_methods[] = {
96 /* Device interface */
97 DEVMETHOD(device_probe, isp_sbus_probe),
98 DEVMETHOD(device_attach, isp_sbus_attach),
102 static driver_t isp_sbus_driver = {
103 "isp", isp_sbus_methods, sizeof (struct isp_sbussoftc)
105 static devclass_t isp_devclass;
106 DRIVER_MODULE(isp, sbus, isp_sbus_driver, isp_devclass, 0, 0);
109 isp_sbus_probe(device_t dev)
112 const char *name = ofw_bus_get_name(dev);
113 if (strcmp(name, "SUNW,isp") == 0 ||
114 strcmp(name, "QLGC,isp") == 0 ||
115 strcmp(name, "ptisp") == 0 ||
116 strcmp(name, "PTI,ptisp") == 0) {
122 if (isp_announced == 0 && bootverbose) {
123 printf("Qlogic ISP Driver, FreeBSD Version %d.%d, "
124 "Core Version %d.%d\n",
125 ISP_PLATFORM_VERSION_MAJOR, ISP_PLATFORM_VERSION_MINOR,
126 ISP_CORE_VERSION_MAJOR, ISP_CORE_VERSION_MINOR);
133 isp_sbus_attach(device_t dev)
135 struct resource *regs;
136 int tval, iqd, isp_debug, role, rid, ispburst, default_id;
137 struct isp_sbussoftc *sbs;
138 ispsoftc_t *isp = NULL;
143 * Figure out if we're supposed to skip this one.
144 * If we are, we actually go to ISP_ROLE_NONE.
148 if (resource_int_value(device_get_name(dev), device_get_unit(dev),
149 "disable", &tval) == 0 && tval) {
150 device_printf(dev, "device is disabled\n");
151 /* but return 0 so the !$)$)*!$*) unit isn't reused */
156 if (resource_int_value(device_get_name(dev), device_get_unit(dev),
157 "role", &role) == 0 &&
158 ((role & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) == 0)) {
159 device_printf(dev, "setting role to 0x%x\n", role);
161 role = ISP_DEFAULT_ROLES;
164 sbs = malloc(sizeof (*sbs), M_DEVBUF, M_NOWAIT | M_ZERO);
166 device_printf(dev, "cannot allocate softc\n");
173 regs = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
175 device_printf(dev, "unable to map registers\n");
179 sbs->sbus_reg = regs;
180 sbs->sbus_mdvec = mdvec;
182 sbs->sbus_poff[BIU_BLOCK >> _BLK_REG_SHFT] = BIU_REGS_OFF;
183 sbs->sbus_poff[MBOX_BLOCK >> _BLK_REG_SHFT] = SBUS_MBOX_REGS_OFF;
184 sbs->sbus_poff[SXP_BLOCK >> _BLK_REG_SHFT] = SBUS_SXP_REGS_OFF;
185 sbs->sbus_poff[RISC_BLOCK >> _BLK_REG_SHFT] = SBUS_RISC_REGS_OFF;
186 sbs->sbus_poff[DMA_BLOCK >> _BLK_REG_SHFT] = DMA_REGS_OFF;
187 isp = &sbs->sbus_isp;
188 isp->isp_bus_tag = rman_get_bustag(regs);
189 isp->isp_bus_handle = rman_get_bushandle(regs);
190 isp->isp_mdvec = &sbs->sbus_mdvec;
191 isp->isp_bustype = ISP_BT_SBUS;
192 isp->isp_type = ISP_HA_SCSI_UNKNOWN;
193 isp->isp_param = &sbs->sbus_param;
194 isp->isp_osinfo.pc.ptr = &sbs->sbus_spi;
195 isp->isp_revision = 0; /* XXX */
196 ISP_SET_PC(isp, 0, role, role);
199 * Get the clock frequency and convert it from HZ to MHz,
200 * rounding up. This defaults to 25MHz if there isn't a
201 * device specific one in the OFW device tree.
203 sbs->sbus_mdvec.dv_clock = (sbus_get_clockfreq(dev) + 500000)/1000000;
206 * Now figure out what the proper burst sizes, etc., to use.
207 * Unfortunately, there is no ddi_dma_burstsizes here which
208 * walks up the tree finding the limiting burst size node (if
209 * any). We just use what's here for isp.
211 ispburst = sbus_get_burstsz(dev);
213 ispburst = SBUS_BURST_32 - 1;
215 sbs->sbus_mdvec.dv_conf1 = 0;
216 if (ispburst & (1 << 5)) {
217 sbs->sbus_mdvec.dv_conf1 = BIU_SBUS_CONF1_FIFO_32;
218 } else if (ispburst & (1 << 4)) {
219 sbs->sbus_mdvec.dv_conf1 = BIU_SBUS_CONF1_FIFO_16;
220 } else if (ispburst & (1 << 3)) {
221 sbs->sbus_mdvec.dv_conf1 =
222 BIU_SBUS_CONF1_BURST8 | BIU_SBUS_CONF1_FIFO_8;
224 if (sbs->sbus_mdvec.dv_conf1) {
225 sbs->sbus_mdvec.dv_conf1 |= BIU_BURST_ENABLE;
229 * We don't trust NVRAM on SBus cards
231 isp->isp_confopts |= ISP_CFG_NONVRAM;
234 * Mark things if we're a PTI SBus adapter.
236 if (strcmp("PTI,ptisp", ofw_bus_get_name(dev)) == 0 ||
237 strcmp("ptisp", ofw_bus_get_name(dev)) == 0) {
238 SDPARAM(isp, 0)->isp_ptisp = 1;
242 isp->isp_osinfo.fw = firmware_get("isp_1000");
243 if (isp->isp_osinfo.fw) {
248 stupid.cp = isp->isp_osinfo.fw->data;
249 isp->isp_mdvec->dv_ispfw = stupid.sp;
253 if (resource_int_value(device_get_name(dev), device_get_unit(dev),
254 "fwload_disable", &tval) == 0 && tval != 0) {
255 isp->isp_confopts |= ISP_CFG_NORELOAD;
259 if (resource_int_value(device_get_name(dev), device_get_unit(dev),
260 "iid", &tval) == 0) {
262 isp->isp_confopts |= ISP_CFG_OWNLOOPID;
264 if (default_id == -1) {
266 * XXX: should be a way to get properties w/o having
267 * XXX: to call OF_xxx functions
271 ISP_SPI_PC(isp, 0)->iid = default_id;
274 (void) resource_int_value(device_get_name(dev), device_get_unit(dev),
275 "debug", &isp_debug);
277 /* Make sure the lock is set up. */
278 mtx_init(&isp->isp_osinfo.lock, "isp", NULL, MTX_DEF);
282 sbs->sbus_ires = bus_alloc_resource_any(dev, SYS_RES_IRQ, &iqd,
283 RF_ACTIVE | RF_SHAREABLE);
284 if (sbs->sbus_ires == NULL) {
285 device_printf(dev, "could not allocate interrupt\n");
289 if (isp_setup_intr(dev, sbs->sbus_ires, ISP_IFLAGS, NULL,
290 isp_platform_intr, isp, &sbs->ih)) {
291 device_printf(dev, "could not setup interrupt\n");
297 * Set up logging levels.
300 isp->isp_dblev = isp_debug;
302 isp->isp_dblev = ISP_LOGWARN|ISP_LOGERR;
305 isp->isp_dblev |= ISP_LOGCONFIG|ISP_LOGINFO;
309 * Make sure we're in reset state.
313 if (isp->isp_state != ISP_RESETSTATE) {
319 if (role != ISP_ROLE_NONE && isp->isp_state != ISP_INITSTATE) {
325 if (role != ISP_ROLE_NONE && isp->isp_state != ISP_RUNSTATE) {
335 if (sbs && ints_setup) {
336 (void) bus_teardown_intr(dev, sbs->sbus_ires, sbs->ih);
339 if (sbs && sbs->sbus_ires) {
340 bus_release_resource(dev, SYS_RES_IRQ, iqd, sbs->sbus_ires);
343 if (locksetup && isp) {
344 mtx_destroy(&isp->isp_osinfo.lock);
348 (void) bus_release_resource(dev, 0, 0, regs);
352 if (sbs->sbus_isp.isp_param) {
353 free(sbs->sbus_isp.isp_param, M_DEVBUF);
360 #define IspVirt2Off(a, x) \
361 (((struct isp_sbussoftc *)a)->sbus_poff[((x) & _BLK_REG_MASK) >> \
362 _BLK_REG_SHFT] + ((x) & 0xff))
364 #define BXR2(sbc, off) \
365 bus_space_read_2(isp->isp_bus_tag, isp->isp_bus_handle, off)
368 isp_sbus_rd_isr(ispsoftc_t *isp, uint32_t *isrp, uint16_t *semap, uint16_t *mbp)
372 isr = BXR2(sbc, IspVirt2Off(isp, BIU_ISR));
373 sema = BXR2(sbc, IspVirt2Off(isp, BIU_SEMA));
374 isp_prt(isp, ISP_LOGDEBUG3, "ISR 0x%x SEMA 0x%x", isr, sema);
375 isr &= INT_PENDING_MASK(isp);
376 sema &= BIU_SEMA_LOCK;
377 if (isr == 0 && sema == 0) {
381 if ((*semap = sema) != 0) {
382 *mbp = BXR2(sbc, IspVirt2Off(isp, OUTMAILBOX0));
388 isp_sbus_rd_reg(ispsoftc_t *isp, int regoff)
391 struct isp_sbussoftc *sbs = (struct isp_sbussoftc *) isp;
392 int offset = sbs->sbus_poff[(regoff & _BLK_REG_MASK) >> _BLK_REG_SHFT];
393 offset += (regoff & 0xff);
394 rval = bus_space_read_2(isp->isp_bus_tag, isp->isp_bus_handle, offset);
395 isp_prt(isp, ISP_LOGDEBUG3,
396 "isp_sbus_rd_reg(off %x) = %x", regoff, rval);
401 isp_sbus_wr_reg(ispsoftc_t *isp, int regoff, uint32_t val)
403 struct isp_sbussoftc *sbs = (struct isp_sbussoftc *) isp;
404 int offset = sbs->sbus_poff[(regoff & _BLK_REG_MASK) >> _BLK_REG_SHFT];
405 offset += (regoff & 0xff);
406 isp_prt(isp, ISP_LOGDEBUG3,
407 "isp_sbus_wr_reg(off %x) = %x", regoff, val);
408 bus_space_write_2(isp->isp_bus_tag, isp->isp_bus_handle, offset, val);
409 MEMORYBARRIER(isp, SYNC_REG, offset, 2);
417 static void imc(void *, bus_dma_segment_t *, int, int);
420 imc(void *arg, bus_dma_segment_t *segs, int nseg, int error)
422 struct imush *imushp = (struct imush *) arg;
424 imushp->error = error;
426 ispsoftc_t *isp =imushp->isp;
427 bus_addr_t addr = segs->ds_addr;
429 isp->isp_rquest_dma = addr;
430 addr += ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp));
431 isp->isp_result_dma = addr;
436 isp_sbus_mbxdma(ispsoftc_t *isp)
444 * Already been here? If so, leave...
446 if (isp->isp_rquest) {
452 len = sizeof (struct isp_pcmd) * isp->isp_maxcmds;
453 isp->isp_osinfo.pcmd_pool = (struct isp_pcmd *)
454 malloc(len, M_DEVBUF, M_WAITOK | M_ZERO);
455 if (isp->isp_osinfo.pcmd_pool == NULL) {
456 isp_prt(isp, ISP_LOGERR, "cannot alloc pcmd pool");
461 len = sizeof (XS_T **) * isp->isp_maxcmds;
462 isp->isp_xflist = (XS_T **) malloc(len, M_DEVBUF, M_WAITOK | M_ZERO);
463 if (isp->isp_xflist == NULL) {
464 isp_prt(isp, ISP_LOGERR, "cannot alloc xflist array");
468 len = sizeof (bus_dmamap_t) * isp->isp_maxcmds;
470 if (isp_dma_tag_create(BUS_DMA_ROOTARG(ISP_SBD(isp)), 1,
471 BUS_SPACE_MAXADDR_24BIT+1, BUS_SPACE_MAXADDR_32BIT,
472 BUS_SPACE_MAXADDR_32BIT, NULL, NULL, BUS_SPACE_MAXSIZE_32BIT,
473 ISP_NSEGS, BUS_SPACE_MAXADDR_24BIT, 0, &isp->isp_osinfo.dmat)) {
474 isp_prt(isp, ISP_LOGERR, "could not create master dma tag");
475 free(isp->isp_osinfo.pcmd_pool, M_DEVBUF);
476 free(isp->isp_xflist, M_DEVBUF);
482 * Allocate and map the request, result queues, plus FC scratch area.
484 len = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp));
485 len += ISP_QUEUE_SIZE(RESULT_QUEUE_LEN(isp));
487 ns = (len / PAGE_SIZE) + 1;
488 if (isp_dma_tag_create(isp->isp_osinfo.dmat, QENTRY_LEN,
489 BUS_SPACE_MAXADDR_24BIT+1, BUS_SPACE_MAXADDR_32BIT,
490 BUS_SPACE_MAXADDR_32BIT, NULL, NULL, len, ns,
491 BUS_SPACE_MAXADDR_24BIT, 0, &isp->isp_osinfo.cdmat)) {
492 isp_prt(isp, ISP_LOGERR,
493 "cannot create a dma tag for control spaces");
494 free(isp->isp_osinfo.pcmd_pool, M_DEVBUF);
495 free(isp->isp_xflist, M_DEVBUF);
500 if (bus_dmamem_alloc(isp->isp_osinfo.cdmat, (void **)&base, BUS_DMA_NOWAIT,
501 &isp->isp_osinfo.cdmap) != 0) {
502 isp_prt(isp, ISP_LOGERR,
503 "cannot allocate %d bytes of CCB memory", len);
504 bus_dma_tag_destroy(isp->isp_osinfo.cdmat);
505 free(isp->isp_osinfo.pcmd_pool, M_DEVBUF);
506 free(isp->isp_xflist, M_DEVBUF);
511 for (i = 0; i < isp->isp_maxcmds; i++) {
512 struct isp_pcmd *pcmd = &isp->isp_osinfo.pcmd_pool[i];
513 error = bus_dmamap_create(isp->isp_osinfo.dmat, 0, &pcmd->dmap);
515 isp_prt(isp, ISP_LOGERR,
516 "error %d creating per-cmd DMA maps", error);
518 bus_dmamap_destroy(isp->isp_osinfo.dmat,
519 isp->isp_osinfo.pcmd_pool[i].dmap);
523 callout_init_mtx(&pcmd->wdog, &isp->isp_osinfo.lock, 0);
524 if (i == isp->isp_maxcmds-1) {
527 pcmd->next = &isp->isp_osinfo.pcmd_pool[i+1];
530 isp->isp_osinfo.pcmd_free = &isp->isp_osinfo.pcmd_pool[0];
534 bus_dmamap_load(isp->isp_osinfo.cdmat, isp->isp_osinfo.cdmap, base, len, imc, &im, 0);
536 isp_prt(isp, ISP_LOGERR,
537 "error %d loading dma map for control areas", im.error);
541 isp->isp_rquest = base;
542 base += ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp));
543 isp->isp_result = base;
548 bus_dmamem_free(isp->isp_osinfo.cdmat, base, isp->isp_osinfo.cdmap);
549 bus_dma_tag_destroy(isp->isp_osinfo.cdmat);
550 free(isp->isp_xflist, M_DEVBUF);
551 free(isp->isp_osinfo.pcmd_pool, M_DEVBUF);
552 isp->isp_rquest = NULL;
560 void *rq; /* original request */
565 #define MUSHERR_NOQENTRIES -2
567 static void dma2(void *, bus_dma_segment_t *, int, int);
570 dma2(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
574 struct ccb_scsiio *csio;
583 csio = mp->cmd_token;
587 if (sizeof (bus_addr_t) > 4) {
588 if (rq->req_header.rqs_entry_type == RQSTYPE_T2RQS) {
589 rq->req_header.rqs_entry_type = RQSTYPE_T3RQS;
590 } else if (rq->req_header.rqs_entry_type == RQSTYPE_REQUEST) {
591 rq->req_header.rqs_entry_type = RQSTYPE_A64;
594 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
595 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_PREREAD);
596 ddir = ISP_FROM_DEVICE;
597 } else if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
598 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_PREWRITE);
599 ddir = ISP_TO_DEVICE;
609 if (isp_send_cmd(isp, rq, dm_segs, nseg, XS_XFRLEN(csio), ddir) != CMD_QUEUED) {
610 mp->error = MUSHERR_NOQENTRIES;
615 isp_sbus_dmasetup(ispsoftc_t *isp, struct ccb_scsiio *csio, void *ff)
618 void (*eptr)(void *, bus_dma_segment_t *, int, int);
622 mp->cmd_token = csio;
629 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_NONE || (csio->dxfer_len == 0)) {
630 (*eptr)(mp, NULL, 0, 0);
631 } else if ((csio->ccb_h.flags & CAM_SCATTER_VALID) == 0) {
632 if ((csio->ccb_h.flags & CAM_DATA_PHYS) == 0) {
634 error = bus_dmamap_load(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, csio->data_ptr, csio->dxfer_len, eptr, mp, 0);
636 xpt_print(csio->ccb_h.path, "%s: bus_dmamap_load " "ptr %p len %d returned %d\n", __func__, csio->data_ptr, csio->dxfer_len, error);
639 if (error == EINPROGRESS) {
640 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap);
642 isp_prt(isp, ISP_LOGERR, "deferred dma allocation not supported");
643 } else if (error && mp->error == 0) {
645 isp_prt(isp, ISP_LOGERR, "error %d in dma mapping code", error);
650 /* Pointer to physical buffer */
651 struct bus_dma_segment seg;
652 seg.ds_addr = (bus_addr_t)(vm_offset_t)csio->data_ptr;
653 seg.ds_len = csio->dxfer_len;
654 (*eptr)(mp, &seg, 1, 0);
657 struct bus_dma_segment *segs;
659 if ((csio->ccb_h.flags & CAM_DATA_PHYS) != 0) {
660 isp_prt(isp, ISP_LOGERR, "Physical segment pointers unsupported");
662 } else if ((csio->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
663 isp_prt(isp, ISP_LOGERR, "Physical SG/LIST Phys segment pointers unsupported");
666 /* Just use the segments provided */
667 segs = (struct bus_dma_segment *) csio->data_ptr;
668 (*eptr)(mp, segs, csio->sglist_cnt, 0);
672 int retval = CMD_COMPLETE;
673 if (mp->error == MUSHERR_NOQENTRIES) {
675 } else if (mp->error == EFBIG) {
676 XS_SETERR(csio, CAM_REQ_TOO_BIG);
677 } else if (mp->error == EINVAL) {
678 XS_SETERR(csio, CAM_REQ_INVALID);
680 XS_SETERR(csio, CAM_UNREC_HBA_ERROR);
688 isp_sbus_reset0(ispsoftc_t *isp)
690 ISP_DISABLE_INTS(isp);
694 isp_sbus_reset1(ispsoftc_t *isp)
696 ISP_ENABLE_INTS(isp);
700 isp_sbus_dumpregs(ispsoftc_t *isp, const char *msg)
703 printf("%s: %s\n", device_get_nameunit(isp->isp_dev), msg);
705 printf("%s:\n", device_get_nameunit(isp->isp_dev));
706 printf(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1));
707 printf(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR),
708 ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA));
709 printf("risc_hccr=%x\n", ISP_READ(isp, HCCR));
712 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
713 printf(" cdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n",
714 ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS),
715 ISP_READ(isp, CDMA_FIFO_STS));
716 printf(" ddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n",
717 ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS),
718 ISP_READ(isp, DDMA_FIFO_STS));
719 printf(" sxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n",
720 ISP_READ(isp, SXP_INTERRUPT),
721 ISP_READ(isp, SXP_GROSS_ERR),
722 ISP_READ(isp, SXP_PINS_CTRL));
723 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
724 printf(" mbox regs: %x %x %x %x %x\n",
725 ISP_READ(isp, OUTMAILBOX0), ISP_READ(isp, OUTMAILBOX1),
726 ISP_READ(isp, OUTMAILBOX2), ISP_READ(isp, OUTMAILBOX3),
727 ISP_READ(isp, OUTMAILBOX4));