text: /*
   * 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
   */
  
  #include "volume_id_internal.h"
  
  struct silicon_meta {
  	uint8_t		unknown0[0x2E];
  	uint8_t		ascii_version[0x36 - 0x2E];
  	uint8_t		diskname[0x56 - 0x36];
  	uint8_t		unknown1[0x60 - 0x56];
  	uint32_t	magic;
  	uint32_t	unknown1a[0x6C - 0x64];
  	uint32_t	array_sectors_low;
  	uint32_t	array_sectors_high;
  	uint8_t		unknown2[0x78 - 0x74];
  	uint32_t	thisdisk_sectors;
  	uint8_t		unknown3[0x100 - 0x7C];
  	uint8_t		unknown4[0x104 - 0x100];
  	uint16_t	product_id;
  	uint16_t	vendor_id;
  	uint16_t	minor_ver;
  	uint16_t	major_ver;
  } PACKED;
  
  #define SILICON_MAGIC		0x2F000000
  
  int FAST_FUNC volume_id_probe_silicon_medley_raid(struct volume_id *id, uint64_t off, uint64_t size)
  {
  	uint64_t meta_off;
  	struct silicon_meta *sil;
  
  	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;
  	sil = volume_id_get_buffer(id, off + meta_off, 0x200);
  	if (sil == NULL)
  		return -1;
  
  	if (sil->magic != cpu_to_le32(SILICON_MAGIC))
  		return -1;
  
  //	volume_id_set_usage(id, VOLUME_ID_RAID);
  //	snprintf(id->type_version, sizeof(id->type_version)-1, "%u.%u",
  //		 le16_to_cpu(sil->major_ver), le16_to_cpu(sil->minor_ver));
  //	id->type = "silicon_medley_raid_member";
  
  	return 0;
  }
  