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ncr.c (46024) ncr.c (46581)
1/**************************************************************************
2**
1/**************************************************************************
2**
3** $Id: ncr.c,v 1.142 1999/01/27 23:45:43 dillon Exp $
3** $Id: ncr.c,v 1.143 1999/04/24 20:14:02 peter Exp $
4**
5** Device driver for the NCR 53C8XX PCI-SCSI-Controller Family.
6**
7**-------------------------------------------------------------------------
8**
9** Written for 386bsd and FreeBSD by
10** Wolfgang Stanglmeier <wolf@cologne.de>
11** Stefan Esser <se@mi.Uni-Koeln.de>

--- 1344 unchanged lines hidden (view full) ---

1356**
1357**
1358**==========================================================
1359*/
1360
1361
1362#if !defined(lint)
1363static const char ident[] =
4**
5** Device driver for the NCR 53C8XX PCI-SCSI-Controller Family.
6**
7**-------------------------------------------------------------------------
8**
9** Written for 386bsd and FreeBSD by
10** Wolfgang Stanglmeier <wolf@cologne.de>
11** Stefan Esser <se@mi.Uni-Koeln.de>

--- 1344 unchanged lines hidden (view full) ---

1356**
1357**
1358**==========================================================
1359*/
1360
1361
1362#if !defined(lint)
1363static const char ident[] =
1364 "\n$Id: ncr.c,v 1.142 1999/01/27 23:45:43 dillon Exp $\n";
1364 "\n$Id: ncr.c,v 1.143 1999/04/24 20:14:02 peter Exp $\n";
1365#endif
1366
1367static const u_long ncr_version = NCR_VERSION * 11
1368 + (u_long) sizeof (struct ncb) * 7
1369 + (u_long) sizeof (struct nccb) * 5
1370 + (u_long) sizeof (struct lcb) * 3
1371 + (u_long) sizeof (struct tcb) * 2;
1372

--- 2644 unchanged lines hidden (view full) ---

4017
4018 nego = 0;
4019 if (tp->nego_cp == NULL) {
4020
4021 if (tp->tinfo.current.width
4022 != tp->tinfo.goal.width) {
4023 tp->nego_cp = cp;
4024 nego = NS_WIDE;
1365#endif
1366
1367static const u_long ncr_version = NCR_VERSION * 11
1368 + (u_long) sizeof (struct ncb) * 7
1369 + (u_long) sizeof (struct nccb) * 5
1370 + (u_long) sizeof (struct lcb) * 3
1371 + (u_long) sizeof (struct tcb) * 2;
1372

--- 2644 unchanged lines hidden (view full) ---

4017
4018 nego = 0;
4019 if (tp->nego_cp == NULL) {
4020
4021 if (tp->tinfo.current.width
4022 != tp->tinfo.goal.width) {
4023 tp->nego_cp = cp;
4024 nego = NS_WIDE;
4025 } else if (tp->tinfo.current.period
4026 != tp->tinfo.goal.period) {
4025 } else if ((tp->tinfo.current.period
4026 != tp->tinfo.goal.period)
4027 || (tp->tinfo.current.offset
4028 != tp->tinfo.goal.offset)) {
4027 tp->nego_cp = cp;
4028 nego = NS_SYNC;
4029 };
4030 };
4031
4032 /*---------------------------------------------------
4033 **
4034 ** choose a new tag ...

--- 287 unchanged lines hidden (view full) ---

4322 }
4323
4324 /* Filter bus width and sync negotiation settings */
4325 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0) {
4326 if (cts->bus_width > np->maxwide)
4327 cts->bus_width = np->maxwide;
4328 }
4329
4029 tp->nego_cp = cp;
4030 nego = NS_SYNC;
4031 };
4032 };
4033
4034 /*---------------------------------------------------
4035 **
4036 ** choose a new tag ...

--- 287 unchanged lines hidden (view full) ---

4324 }
4325
4326 /* Filter bus width and sync negotiation settings */
4327 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0) {
4328 if (cts->bus_width > np->maxwide)
4329 cts->bus_width = np->maxwide;
4330 }
4331
4330 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) != 0) {
4331 if (cts->sync_period != 0
4332 && (cts->sync_period < np->minsync))
4333 cts->sync_period = np->minsync;
4332 if (((cts->valid & CCB_TRANS_SYNC_RATE_VALID) != 0)
4333 || ((cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) != 0)) {
4334 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) != 0) {
4335 if (cts->sync_period != 0
4336 && (cts->sync_period < np->minsync))
4337 cts->sync_period = np->minsync;
4338 }
4334 if ((cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) != 0) {
4335 if (cts->sync_offset == 0)
4336 cts->sync_period = 0;
4337 if (cts->sync_offset > np->maxoffs)
4338 cts->sync_offset = np->maxoffs;
4339 }
4340 }
4341 if ((update_type & NCR_TRANS_USER) != 0) {
4339 if ((cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) != 0) {
4340 if (cts->sync_offset == 0)
4341 cts->sync_period = 0;
4342 if (cts->sync_offset > np->maxoffs)
4343 cts->sync_offset = np->maxoffs;
4344 }
4345 }
4346 if ((update_type & NCR_TRANS_USER) != 0) {
4342 tp->tinfo.user.period = cts->sync_period;
4343 tp->tinfo.user.offset = cts->sync_offset;
4344 tp->tinfo.user.width = cts->bus_width;
4347 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) != 0)
4348 tp->tinfo.user.period = cts->sync_period;
4349 if ((cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) != 0)
4350 tp->tinfo.user.offset = cts->sync_offset;
4351 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0)
4352 tp->tinfo.user.width = cts->bus_width;
4345 }
4346 if ((update_type & NCR_TRANS_GOAL) != 0) {
4353 }
4354 if ((update_type & NCR_TRANS_GOAL) != 0) {
4347 tp->tinfo.goal.period = cts->sync_period;
4348 tp->tinfo.goal.offset = cts->sync_offset;
4349 tp->tinfo.goal.width = cts->bus_width;
4355 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) != 0)
4356 tp->tinfo.goal.period = cts->sync_period;
4357
4358 if ((cts->valid & CCB_TRANS_SYNC_OFFSET_VALID) != 0)
4359 tp->tinfo.goal.offset = cts->sync_offset;
4360
4361 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0)
4362 tp->tinfo.goal.width = cts->bus_width;
4350 }
4351 splx(s);
4352 ccb->ccb_h.status = CAM_REQ_CMP;
4353 xpt_done(ccb);
4354 break;
4355 }
4356 case XPT_GET_TRAN_SETTINGS:
4357 /* Get default/user set transfer settings for the target */

--- 5 unchanged lines hidden (view full) ---

4363
4364 cts = &ccb->cts;
4365 tp = &np->target[ccb->ccb_h.target_id];
4366
4367 s = splcam();
4368 if ((cts->flags & CCB_TRANS_CURRENT_SETTINGS) != 0) {
4369 tinfo = &tp->tinfo.current;
4370 if (tp->tinfo.disc_tag & NCR_CUR_DISCENB)
4363 }
4364 splx(s);
4365 ccb->ccb_h.status = CAM_REQ_CMP;
4366 xpt_done(ccb);
4367 break;
4368 }
4369 case XPT_GET_TRAN_SETTINGS:
4370 /* Get default/user set transfer settings for the target */

--- 5 unchanged lines hidden (view full) ---

4376
4377 cts = &ccb->cts;
4378 tp = &np->target[ccb->ccb_h.target_id];
4379
4380 s = splcam();
4381 if ((cts->flags & CCB_TRANS_CURRENT_SETTINGS) != 0) {
4382 tinfo = &tp->tinfo.current;
4383 if (tp->tinfo.disc_tag & NCR_CUR_DISCENB)
4371 cts->flags = CCB_TRANS_DISC_ENB;
4384 cts->flags |= CCB_TRANS_DISC_ENB;
4372 else
4385 else
4373 cts->flags = 0;
4386 cts->flags &= ~CCB_TRANS_DISC_ENB;
4374
4375 if (tp->tinfo.disc_tag & NCR_CUR_TAGENB)
4376 cts->flags |= CCB_TRANS_TAG_ENB;
4387
4388 if (tp->tinfo.disc_tag & NCR_CUR_TAGENB)
4389 cts->flags |= CCB_TRANS_TAG_ENB;
4390 else
4391 cts->flags &= ~CCB_TRANS_TAG_ENB;
4377 } else {
4378 tinfo = &tp->tinfo.user;
4379 if (tp->tinfo.disc_tag & NCR_USR_DISCENB)
4392 } else {
4393 tinfo = &tp->tinfo.user;
4394 if (tp->tinfo.disc_tag & NCR_USR_DISCENB)
4380 cts->flags = CCB_TRANS_DISC_ENB;
4395 cts->flags |= CCB_TRANS_DISC_ENB;
4381 else
4396 else
4382 cts->flags = 0;
4397 cts->flags &= ~CCB_TRANS_DISC_ENB;
4383
4384 if (tp->tinfo.disc_tag & NCR_USR_TAGENB)
4385 cts->flags |= CCB_TRANS_TAG_ENB;
4398
4399 if (tp->tinfo.disc_tag & NCR_USR_TAGENB)
4400 cts->flags |= CCB_TRANS_TAG_ENB;
4401 else
4402 cts->flags &= ~CCB_TRANS_TAG_ENB;
4386 }
4387
4388 cts->sync_period = tinfo->period;
4389 cts->sync_offset = tinfo->offset;
4390 cts->bus_width = tinfo->width;
4391
4392 splx(s);
4393

--- 59 unchanged lines hidden (view full) ---

4453 cpi->hba_inquiry |= PI_WIDE_16;
4454 cpi->target_sprt = 0;
4455 cpi->hba_misc = 0;
4456 cpi->hba_eng_cnt = 0;
4457 cpi->max_target = (np->features & FE_WIDE) ? 15 : 7;
4458 cpi->max_lun = MAX_LUN - 1;
4459 cpi->initiator_id = np->myaddr;
4460 cpi->bus_id = cam_sim_bus(sim);
4403 }
4404
4405 cts->sync_period = tinfo->period;
4406 cts->sync_offset = tinfo->offset;
4407 cts->bus_width = tinfo->width;
4408
4409 splx(s);
4410

--- 59 unchanged lines hidden (view full) ---

4470 cpi->hba_inquiry |= PI_WIDE_16;
4471 cpi->target_sprt = 0;
4472 cpi->hba_misc = 0;
4473 cpi->hba_eng_cnt = 0;
4474 cpi->max_target = (np->features & FE_WIDE) ? 15 : 7;
4475 cpi->max_lun = MAX_LUN - 1;
4476 cpi->initiator_id = np->myaddr;
4477 cpi->bus_id = cam_sim_bus(sim);
4478 cpi->base_transfer_speed = 3300;
4461 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
4462 strncpy(cpi->hba_vid, "Symbios", HBA_IDLEN);
4463 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
4464 cpi->unit_number = cam_sim_unit(sim);
4465 cpi->ccb_h.status = CAM_REQ_CMP;
4466 xpt_done(ccb);
4467 break;
4468 }

--- 311 unchanged lines hidden (view full) ---

4780**
4781**
4782** Start NCR chip.
4783**
4784**
4785**==========================================================
4786*/
4787
4479 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
4480 strncpy(cpi->hba_vid, "Symbios", HBA_IDLEN);
4481 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
4482 cpi->unit_number = cam_sim_unit(sim);
4483 cpi->ccb_h.status = CAM_REQ_CMP;
4484 xpt_done(ccb);
4485 break;
4486 }

--- 311 unchanged lines hidden (view full) ---

4798**
4799**
4800** Start NCR chip.
4801**
4802**
4803**==========================================================
4804*/
4805
4788void ncr_init
4789(ncb_p np, char * msg, u_long code)
4806void
4807ncr_init(ncb_p np, char * msg, u_long code)
4790{
4791 int i;
4792
4793 /*
4794 ** Reset chip.
4795 */
4796
4797 OUTB (nc_istat, SRST);

--- 2271 unchanged lines hidden (view full) ---

7069static void ncr_getclock (ncb_p np, u_char multiplier)
7070{
7071 unsigned char scntl3;
7072 unsigned char stest1;
7073 scntl3 = INB(nc_scntl3);
7074 stest1 = INB(nc_stest1);
7075
7076 np->multiplier = 1;
4808{
4809 int i;
4810
4811 /*
4812 ** Reset chip.
4813 */
4814
4815 OUTB (nc_istat, SRST);

--- 2271 unchanged lines hidden (view full) ---

7087static void ncr_getclock (ncb_p np, u_char multiplier)
7088{
7089 unsigned char scntl3;
7090 unsigned char stest1;
7091 scntl3 = INB(nc_scntl3);
7092 stest1 = INB(nc_stest1);
7093
7094 np->multiplier = 1;
7077 /* always false, except for 875 with clock doubler selected */
7078 if ((stest1 & (DBLEN+DBLSEL)) == DBLEN+DBLSEL) {
7095
7096 if (multiplier > 1) {
7079 np->multiplier = multiplier;
7080 np->clock_khz = 40000 * multiplier;
7081 } else {
7082 if ((scntl3 & 7) == 0) {
7083 unsigned f1, f2;
7084 /* throw away first result */
7085 (void) ncrgetfreq (np, 11);
7086 f1 = ncrgetfreq (np, 11);

--- 129 unchanged lines hidden --- 		7097 np->multiplier = multiplier;
7098 np->clock_khz = 40000 * multiplier;
7099 } else {
7100 if ((scntl3 & 7) == 0) {
7101 unsigned f1, f2;
7102 /* throw away first result */
7103 (void) ncrgetfreq (np, 11);
7104 f1 = ncrgetfreq (np, 11);

--- 129 unchanged lines hidden ---