115 lines
2.4 KiB
C
115 lines
2.4 KiB
C
/*
|
|
* Copyright (C) 2008 Karel Zak <kzak@redhat.com>
|
|
*
|
|
* Inspired by libvolume_id by
|
|
* Kay Sievers <kay.sievers@vrfy.org>
|
|
*
|
|
* This file may be redistributed under the terms of the
|
|
* GNU Lesser General Public License.
|
|
*/
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <string.h>
|
|
#include <stdint.h>
|
|
|
|
#include "superblocks.h"
|
|
|
|
struct adaptec_metadata {
|
|
|
|
uint32_t b0idcode;
|
|
uint8_t lunsave[8];
|
|
uint16_t sdtype;
|
|
uint16_t ssavecyl;
|
|
uint8_t ssavehed;
|
|
uint8_t ssavesec;
|
|
uint8_t sb0flags;
|
|
uint8_t jbodEnable;
|
|
uint8_t lundsave;
|
|
uint8_t svpdirty;
|
|
uint16_t biosInfo;
|
|
uint16_t svwbskip;
|
|
uint16_t svwbcln;
|
|
uint16_t svwbmax;
|
|
uint16_t res3;
|
|
uint16_t svwbmin;
|
|
uint16_t res4;
|
|
uint16_t svrcacth;
|
|
uint16_t svwcacth;
|
|
uint16_t svwbdly;
|
|
uint8_t svsdtime;
|
|
uint8_t res5;
|
|
uint16_t firmval;
|
|
uint16_t firmbln;
|
|
uint32_t firmblk;
|
|
uint32_t fstrsvrb;
|
|
uint16_t svBlockStorageTid;
|
|
uint16_t svtid;
|
|
uint8_t svseccfl;
|
|
uint8_t res6;
|
|
uint8_t svhbanum;
|
|
uint8_t resver;
|
|
uint32_t drivemagic;
|
|
uint8_t reserved[20];
|
|
uint8_t testnum;
|
|
uint8_t testflags;
|
|
uint16_t maxErrorCount;
|
|
uint32_t count;
|
|
uint32_t startTime;
|
|
uint32_t interval;
|
|
uint8_t tstxt0;
|
|
uint8_t tstxt1;
|
|
uint8_t serNum[32];
|
|
uint8_t res8[102];
|
|
uint32_t fwTestMagic;
|
|
uint32_t fwTestSeqNum;
|
|
uint8_t fwTestRes[8];
|
|
uint32_t smagic;
|
|
uint32_t raidtbl;
|
|
uint16_t raidline;
|
|
uint8_t res9[0xF6];
|
|
} __attribute__((packed));
|
|
|
|
#define AD_SIGNATURE 0x4450544D /* "DPTM" */
|
|
#define AD_MAGIC 0x37FC4D1E
|
|
|
|
static int probe_adraid(blkid_probe pr,
|
|
const struct blkid_idmag *mag __attribute__((__unused__)))
|
|
{
|
|
uint64_t off;
|
|
struct adaptec_metadata *ad;
|
|
|
|
if (pr->size < 0x10000)
|
|
return -1;
|
|
|
|
if (!S_ISREG(pr->mode) && !blkid_probe_is_wholedisk(pr))
|
|
return -1;
|
|
|
|
off = ((pr->size / 0x200)-1) * 0x200;
|
|
ad = (struct adaptec_metadata *)
|
|
blkid_probe_get_buffer(pr,
|
|
off,
|
|
sizeof(struct adaptec_metadata));
|
|
if (!ad)
|
|
return -1;
|
|
if (ad->smagic != be32_to_cpu(AD_SIGNATURE))
|
|
return -1;
|
|
if (ad->b0idcode != be32_to_cpu(AD_MAGIC))
|
|
return -1;
|
|
if (blkid_probe_sprintf_version(pr, "%u", ad->resver) != 0)
|
|
return -1;
|
|
if (blkid_probe_set_magic(pr, off, sizeof(ad->b0idcode),
|
|
(unsigned char *) &ad->b0idcode))
|
|
return -1;
|
|
return 0;
|
|
}
|
|
|
|
const struct blkid_idinfo adraid_idinfo = {
|
|
.name = "adaptec_raid_member",
|
|
.usage = BLKID_USAGE_RAID,
|
|
.probefunc = probe_adraid,
|
|
.magics = BLKID_NONE_MAGIC
|
|
};
|
|
|
|
|