dev/ida/ida_disk.c

89 	struct idad_softc *drv;
91 	drv = bp->bio_disk->d_drv1;
92 	if (drv == NULL) {
100 	if (drv->flags & DRV_WRITEPROT && (bp->bio_cmd == BIO_WRITE)) {
105 	bp->bio_driver1 = drv;
106 	ida_submit_buf(drv->controller, bp);
124 	struct idad_softc *drv;
129 	drv = dp->d_drv1;
130 	if (drv == NULL)
133 	drv->controller->flags &= ~IDA_INTERRUPTS;
136 		error = ida_command(drv->controller, CMD_WRITE, virtual,
137 		    length, drv->drive, offset / DEV_BSIZE, DMA_DATA_OUT);
139 	drv->controller->flags |= IDA_INTERRUPTS;
146 	struct idad_softc *drv;
148 	drv = bp->bio_disk->d_drv1;
170 	struct idad_softc *drv;
174 	drv = (struct idad_softc *)device_get_softc(dev);
176 	drv->dev = dev;
177 	drv->controller = (struct ida_softc *)device_get_softc(parent);
178 	drv->unit = device_get_unit(dev);
179 	drv->drive = (intptr_t)device_get_ivars(dev);
181 	mtx_lock(&drv->controller->lock);
182 	error = ida_command(drv->controller, CMD_GET_LOG_DRV_INFO,
183 	    &dinfo, sizeof(dinfo), drv->drive, 0, DMA_DATA_IN);
184 	mtx_unlock(&drv->controller->lock);
190 	drv->cylinders = dinfo.dp.ncylinders;
191 	drv->heads = dinfo.dp.nheads;
192 	drv->sectors = dinfo.dp.nsectors;
193 	drv->secsize = dinfo.secsize == 0 ? 512 : dinfo.secsize;
194 	drv->secperunit = dinfo.secperunit;
200 	    drv->secperunit / ((1024 * 1024) / drv->secsize),
201 	    drv->secperunit, drv->secsize);
203 	drv->disk = disk_alloc();
204 	drv->disk->d_strategy = idad_strategy;
205 	drv->disk->d_name = "idad";
206 	drv->disk->d_dump = idad_dump;
207 	drv->disk->d_sectorsize = drv->secsize;
208 	drv->disk->d_mediasize = (off_t)drv->secperunit * drv->secsize;
209 	drv->disk->d_fwsectors = drv->sectors;
210 	drv->disk->d_fwheads = drv->heads;
211 	drv->disk->d_drv1 = drv;
212 	drv->disk->d_maxsize = DFLTPHYS;		/* XXX guess? */
213 	drv->disk->d_unit = drv->unit;
214 	disk_create(drv->disk, DISK_VERSION);
222 	struct idad_softc *drv;
224 	drv = (struct idad_softc *)device_get_softc(dev);
225 	disk_destroy(drv->disk);