1 /*-
76 	handle = nvdimm_root_get_acpi_handle(nv->nv_dev);  in read_label_area_size()
88 		if (result_buffer->Type == ACPI_TYPE_BUFFER &&  in read_label_area_size()
89 		    result_buffer->Buffer.Length >= 12) {  in read_label_area_size()
90 			out = (uint32_t *)result_buffer->Buffer.Pointer;  in read_label_area_size()
91 			nv->label_area_size = out[1];  in read_label_area_size()
92 			nv->max_label_xfer = out[2];  in read_label_area_size()
114 	handle = nvdimm_root_get_acpi_handle(nv->nv_dev);  in read_label_area()
116 	    offset + length > nv->label_area_size ||  in read_label_area()
126 		to_read = MIN(length, nv->max_label_xfer);  in read_label_area()
141 		if (result_buf->Type != ACPI_TYPE_BUFFER ||  in read_label_area()
142 		    result_buf->Buffer.Pointer == NULL ||  in read_label_area()
143 		    result_buf->Buffer.Length != 4 + to_read ||  in read_label_area()
144 		    ((uint16_t *)result_buf->Buffer.Pointer)[0] != 0) {  in read_label_area()
148 		bcopy(result_buf->Buffer.Pointer + 4, dest, to_read);  in read_label_area()
151 		length -= to_read;  in read_label_area()
187 	if (strcmp(index->signature, NVDIMM_INDEX_BLOCK_SIGNATURE) != 0)  in label_index_is_valid()
189 	checksum = index->checksum;  in label_index_is_valid()
190 	index->checksum = 0;  in label_index_is_valid()
192 	    index->this_offset != size * offset || index->this_size != size ||  in label_index_is_valid()
193 	    index->other_offset != size * (offset == 0 ? 1 : 0) ||  in label_index_is_valid()
194 	    index->seq == 0 || index->seq > 3 || index->slot_cnt > max_labels ||  in label_index_is_valid()
195 	    index->label_size != 1)  in label_index_is_valid()
208 	offset = nv->label_index->label_offset +  in read_label()
209 	    num * (128 << nv->label_index->label_size);  in read_label()
211 	error = read_label_area(nv, (uint8_t *)&entry->label, offset,  in read_label()
217 	checksum = entry->label.checksum;  in read_label()
218 	entry->label.checksum = 0;  in read_label()
219 	if (checksum != fletcher64(&entry->label, sizeof(entry->label)) ||  in read_label()
220 	    entry->label.slot != num) {  in read_label()
226 	if (SLIST_EMPTY(&nv->labels) ||  in read_label()
227 	    entry->label.dimm_phys_addr <=  in read_label()
228 	    SLIST_FIRST(&nv->labels)->label.dimm_phys_addr) {  in read_label()
229 		SLIST_INSERT_HEAD(&nv->labels, entry, link);  in read_label()
232 	SLIST_FOREACH_SAFE(i, &nv->labels, link, next) {  in read_label()
234 		    entry->label.dimm_phys_addr <= next->label.dimm_phys_addr) {  in read_label()
251 		num_labels = 8 * (index_size -  in read_labels()
254 		    nv->label_area_size)  in read_labels()
257 	num_labels = (nv->label_area_size - index_size) /  in read_labels()
275 		if (((int)indices->seq - (int)index1->seq + 3) % 3 == 1) {  in read_labels()
288 	nv->label_index = malloc(index_size, M_NVDIMM, M_WAITOK);  in read_labels()
289 	bcopy(index_0_valid ? indices : index1, nv->label_index, index_size);  in read_labels()
291 	bit_ffc_at((bitstr_t *)nv->label_index->free, 0,  in read_labels()
292 	    nv->label_index->slot_cnt, &n);  in read_labels()
295 		bit_ffc_at((bitstr_t *)nv->label_index->free, n + 1,  in read_labels()
296 		    nv->label_index->slot_cnt, &n);  in read_labels()
327 	nv->nv_dev = dev;  in nvdimm_attach()
328 	nv->nv_handle = nvdimm_root_get_device_handle(dev);  in nvdimm_attach()
336 	acpi_nfit_get_flush_addrs(nfitbl, nv->nv_handle, &nv->nv_flush_addr,  in nvdimm_attach()
337 	    &nv->nv_flush_addr_cnt);  in nvdimm_attach()
344 	acpi_nfit_get_memory_maps_by_dimm(nfitbl, nv->nv_handle, &maps,  in nvdimm_attach()
347 		free(nv->nv_flush_addr, M_NVDIMM);  in nvdimm_attach()
354 		flags |= maps[i]->Flags;  in nvdimm_attach()
372 		free(nv->nv_flush_addr, M_NVDIMM);  in nvdimm_attach()
377 	nv->nv_flags_str = strdup(sbuf_data(sb), M_NVDIMM);  in nvdimm_attach()
380 	    CTLFLAG_RD | CTLFLAG_MPSAFE, nv->nv_flags_str, 0,  in nvdimm_attach()
381 	    "NVDIMM State Flags");  in nvdimm_attach()
387 		device_printf(dev, "flags: %s\n", nv->nv_flags_str);  in nvdimm_attach()
389 	AcpiPutTable(&nfitbl->Header);  in nvdimm_attach()
393 		 * Ignoring errors reading labels. Not all NVDIMMs  in nvdimm_attach()
394 		 * support labels and namespaces.  in nvdimm_attach()
408 	free(nv->nv_flags_str, M_NVDIMM);  in nvdimm_detach()
409 	free(nv->nv_flush_addr, M_NVDIMM);  in nvdimm_detach()
410 	free(nv->label_index, M_NVDIMM);  in nvdimm_detach()
411 	SLIST_FOREACH_SAFE(label, &nv->labels, link, next) {  in nvdimm_detach()
412 		SLIST_REMOVE_HEAD(&nv->labels, link);  in nvdimm_detach()