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请帮忙,我的ubuntu没有办法mount光驱了 :(

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发表于 2008-3-23 18:32:34 | 显示全部楼层 |阅读模式
我装的是ubuntu系统,mount不了光驱
root@aabc:/home/board# mount /dev/hdb /mnt/
mount: block device /dev/hdb is write-protected, mounting read-only
mount: /dev/hdb: can't read superblock

内核信息如下:
root@aabc:/home/board# uname -a
Linux aabc 2.6.15-51-server #1 SMP Tue Feb 12 17:12:18 UTC 2008 i686 GNU/Linux

dmesg信息如下:

  1. [42949375.050000]     ide0: BM-DMA at 0x1100-0x1107, BIOS settings: hda:DMA, hdb:DMA
  2. [42949375.050000] Probing IDE interface ide0...
  3. [42949375.070000] input: AT Translated Set 2 keyboard as /class/input/input0
  4. [42949375.360000] hda: HTS421260H9AT00, ATA DISK drive
  5. [42949375.840000] hdb: MATSHITADVD-RAM UJ-845S, ATAPI CD/DVD-ROM drive
  6. [42949375.900000] ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
  7. [42949375.920000] hda: max request size: 1024KiB
  8. [42949375.920000] hda: 117210240 sectors (60011 MB) w/1570KiB Cache, CHS=16383/255/63, UDMA(100)
  9. [42949375.920000] hda: cache flushes supported
  10. [42949375.920000]  hda: hda1 hda2 hda3
  11. [42949375.940000] hdb: ATAPI 24X DVD-ROM DVD-R-RAM CD-R/RW drive, 2048kB Cache, UDMA(33)
  12. [42949375.940000] Uniform CD-ROM driver Revision: 3.20
  13. [43005494.170000] cdrom: open failed.
  14. [43005494.170000] cdrom: open failed.
  15. [43005499.740000] cdrom: open failed.
  16. [43005499.740000] cdrom: open failed.
  17. [43005607.130000] hdb: command error: status=0x51 { DriveReady SeekComplete Error }
  18. [43005607.130000] hdb: command error: error=0x50 { LastFailedSense=0x05 }
  19. [43005607.130000] ide: failed opcode was: unknown
  20. [43005607.130000] end_request: I/O error, dev hdb, sector 0
  21. [43005607.130000] Buffer I/O error on device hdb, logical block 0
  22. [43005607.130000] hdb: command error: status=0x51 { DriveReady SeekComplete Error }
  23. [43005607.130000] hdb: command error: error=0x50 { LastFailedSense=0x05 }
  24. [43005607.130000] ide: failed opcode was: unknown
  25. [43005607.130000] end_request: I/O error, dev hdb, sector 0
  26. [43005607.130000] Buffer I/O error on device hdb, logical block 0
  27. [43005607.140000] hdb: command error: status=0x51 { DriveReady SeekComplete Error }
  28. [43005607.140000] hdb: command error: error=0x50 { LastFailedSense=0x05 }
  29. [43005607.140000] ide: failed opcode was: unknown
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root@aabc:/home/board# eject -t /dev/hdb
eject: CD-ROM tray close command failed: Input/output error

但是eject 却可以弹出盘片出来
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