boot/common/disk.c

66 	struct open_disk	*od;
88 		dev->d_opendata = entry->od;
118 	entry->od = (struct open_disk *)dev->d_opendata;
119 	entry->od->rcnt++;
144 		    entry->od, entry->od->rcnt);
177 	struct open_disk *od;
180 	od = (struct open_disk *)dev->d_opendata;
182 	    blocks * od->sectorsize, (char *)buf, NULL));
190 	struct open_disk *od;
195 	od = (struct open_disk *)pa->dev->d_opendata;
201 		    od->sectorsize));
208 		    od->sectorsize, ptblread);
224 	struct open_disk *od;
228 	od = (struct open_disk *)dev->d_opendata;
232 	ptable_iterate(od->table, &pa, ptable_print);
239 	struct open_disk *od;
264 		od = (struct open_disk *)dev->d_opendata;
267 		    dev->d_partition, od);
270 		od = (struct open_disk *)malloc(sizeof(struct open_disk));
271 		if (od == NULL) {
275 		dev->d_opendata = od;
276 		od->rcnt = 0;
278 	od->mediasize = mediasize;
279 	od->sectorsize = sectorsize;
280 	od->flags = flags;
282 	    disk_fmtdev(dev), dev->d_unit, dev->d_slice, dev->d_partition, od);
285 	od->table = ptable_open(dev, mediasize / sectorsize, sectorsize,
287 	if (od->table == NULL) {
294 	if (ptable_gettype(od->table) == PTABLE_BSD &&
297 		rc = ptable_getpart(od->table, &part, partition);
303 			rc = ptable_getbestpart(od->table, &part);
305 			rc = ptable_getpart(od->table, &part, slice);
310 		if (ptable_gettype(od->table) == PTABLE_GPT) {
331 		    od->sectorsize, ptblread);
357 		if (od->rcnt < 1) {
358 			if (od->table != NULL)
359 				ptable_close(od->table);
360 			free(od);
370 		    dev->d_offset, od);
378 	struct open_disk *od;
380 	od = (struct open_disk *)dev->d_opendata;
381 	DEBUG("%s closed => %p [%d]", disk_fmtdev(dev), od, od->rcnt);
382 	if (od->flags & DISK_F_NOCACHE) {
383 		ptable_close(od->table);
384 		free(od);
400 		entry->od->rcnt--;
407 		    entry->od, entry->od->rcnt);
410 		if (entry->od->rcnt < 1) {
411 			if (entry->od->table != NULL)
412 				ptable_close(entry->od->table);
413 			free(entry->od);