| /* |
| * volume_id - reads filesystem label and uuid |
| * |
| * Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.org> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| //kbuild:### lib-$(CONFIG_FEATURE_VOLUMEID_LSIRAID) += lsi_raid.o |
| |
| //config: |
| //config:### config FEATURE_VOLUMEID_LSIRAID |
| //config:### bool "lsi raid" |
| //config:### default y |
| //config:### depends on VOLUMEID |
| //config:### help |
| //config:### TODO |
| //config: |
| |
| #include "volume_id_internal.h" |
| |
| struct lsi_meta { |
| uint8_t sig[6]; |
| } PACKED; |
| |
| #define LSI_SIGNATURE "$XIDE$" |
| |
| int FAST_FUNC volume_id_probe_lsi_mega_raid(struct volume_id *id, uint64_t off, uint64_t size) |
| { |
| uint64_t meta_off; |
| struct lsi_meta *lsi; |
| |
| dbg("probing at offset 0x%llx, size 0x%llx", |
| (unsigned long long) off, (unsigned long long) size); |
| |
| if (size < 0x10000) |
| return -1; |
| |
| meta_off = ((size / 0x200)-1) * 0x200; |
| lsi = volume_id_get_buffer(id, off + meta_off, 0x200); |
| if (lsi == NULL) |
| return -1; |
| |
| if (memcmp(lsi->sig, LSI_SIGNATURE, sizeof(LSI_SIGNATURE)-1) != 0) |
| return -1; |
| |
| // volume_id_set_usage(id, VOLUME_ID_RAID); |
| // id->type = "lsi_mega_raid_member"; |
| |
| return 0; |
| } |