dev/pst/pst-raid.c

64     struct pst_softc		*psc;		/* pointer to softc */
87     struct pst_softc *psc;
92     if (!(psc = malloc(sizeof(struct pst_softc),
97     psc->iop = sc;
98     psc->lct = lct;
99     device_set_softc(child, psc);
113     struct pst_softc *psc = device_get_softc(dev);
119     if (!(reply = iop_get_util_params(psc->iop, psc->lct->local_tid,
124     if (!(psc->info = (struct i2o_bsa_device *)
129     bcopy(reply->result, psc->info, sizeof(struct i2o_bsa_device));
132     if (!(reply = iop_get_util_params(psc->iop, psc->lct->local_tid,
143 	   psc->info->capacity, psc->info->block_size);
150     bioq_init(&psc->queue);
152     psc->disk = disk_alloc();
153     psc->disk->d_name = "pst";
154     psc->disk->d_strategy = pststrategy;
155     psc->disk->d_maxsize = 64 * 1024; /*I2O_SGL_MAX_SEGS * PAGE_SIZE;*/
156     psc->disk->d_drv1 = psc;
157     psc->disk->d_unit = lun;
159     psc->disk->d_sectorsize = psc->info->block_size;
160     psc->disk->d_mediasize = psc->info->capacity;
161     psc->disk->d_fwsectors = 63;
162     psc->disk->d_fwheads = 255;
164     disk_create(psc->disk, DISK_VERSION);
167 	   (unsigned long long)psc->info->capacity / (1024 * 1024),
168 	   name, psc->info->capacity/(512*255*63), 255, 63,
169 	   device_get_nameunit(psc->iop->dev));
179     struct pst_softc *psc = device_get_softc(dev);
183     mfa = iop_get_mfa(psc->iop);
184     msg = (struct i2o_bsa_cache_flush_message *)(psc->iop->ibase + mfa);
189     msg->target_address = psc->lct->local_tid;
193     if (iop_queue_wait_msg(psc->iop, mfa, (struct i2o_basic_message *)msg))
201     struct pst_softc *psc = bp->bio_disk->d_drv1;
203     mtx_lock(&psc->iop->mtx);
204     bioq_disksort(&psc->queue, bp);
205     pst_start(psc);
206     mtx_unlock(&psc->iop->mtx);
210 pst_start(struct pst_softc *psc)
216     if (psc->iop->outstanding < (I2O_IOP_OUTBOUND_FRAME_COUNT - 1) &&
217 	(bp = bioq_first(&psc->queue))) {
218 	if ((mfa = iop_get_mfa(psc->iop)) != 0xffffffff) {
219 	    bioq_remove(&psc->queue, bp);
224 		iop_free_mfa(psc->iop, mfa);
227 	    psc->iop->outstanding++;
228 	    request->psc = psc;
233 		iop_free_mfa(request->psc->iop, request->mfa);
234 		psc->iop->outstanding--;
246     struct pst_softc *psc = request->psc;
252     psc->iop->reg->oqueue = mfa;
253     psc->iop->outstanding--;
254     pst_start(psc);
264 	  (request->psc->iop->ibase + request->mfa);
269     msg->target_address = request->psc->lct->local_tid;
298     request->psc->iop->reg->iqueue = request->mfa;
313     mtx_lock(&request->psc->iop->mtx);
314     iop_free_mfa(request->psc->iop, request->mfa);
315     if ((request->mfa = iop_get_mfa(request->psc->iop)) == 0xffffffff) {
318 	request->psc->iop->outstanding--;
319 	mtx_unlock(&request->psc->iop->mtx);
323 	iop_free_mfa(request->psc->iop, request->mfa);
325 	request->psc->iop->outstanding--;
327     mtx_unlock(&request->psc->iop->mtx);