Andrey Andreev wrote:
> ÐÐÐÑ ÐÑÐÐÐÐÐ Ñ ÐÐÐÐÐÐÐÑÐ ÐÐ DVDÑÐ ÐÐÐ Debian
> unstable - ÐÐÑÑÐÐÐÑÐ
> "ÑÐÐÐÑÐ". ÐÐ ÐÐ ÑÐÑÐ ÑÐÐÐ ÐÑÐÐÐÐÐ ÑÐÑÐÑ ÐÐ
> ÐÐÐÑÑÐ DMA ÐÐ ÑÑÐÑÐÐÑÐÐÑÐ DVD
> ÑÑÑÑÐÐÑÑÐÐ. hdparm ÐÐ ÑÐ ÐÐÐÐÐÐ Ð ÐÐÐÐÐÐ
> ÐÐÐÑÑÐÐÐ DMA. ÐÐ ÑÑÐÐÐÐÐÐÐ
> ÐÐÐÑÐ ÐÑÐ ÐÐÐÑ ÐÐ ÑÐÑÐÐÐ ÐÑ DVDÑÐ ÐÐÑÐÐÐÑÐ
> "ÐÐÐÐÐÑÑÐ" ÐÐ ÐÑÐÐÐÐÐ ÐÐÐÑÑÐ,
> ÑÐÐÐ ÐÐÐÑÐ ÐÑÐÐÑÐÐÐÐÐÐÐÐÐÑÐ ÐÐÑÑÐÐÐ ÐÐÐ
> ÑÐÐÐÑÐ.
>
> Ð ÑÐÐÐ, ÑÐÐÐ ÑÐÑÑÐÑÑÐÑÐÐÐ:
>
> $ uname -r
> 2.6.10-1-k7
> $ cat /proc/ide/hdd/model
> TOSHIBA DVD-ROM SD-M1202
> # hdparm /dev/hdd
>
> /dev/hdd:
> IO_support = 1 (32-bit)
ÐÐÑÐÑÑÐÐ ÑÐÐÐ Ð ÐÑÐÐÐÐÐÐ. ÐÐ ÐÐÐÐ ÐÐÐÑÑÐÐÐ
ÑÐÐÐ
unmaskirq Ð using_dma Ð ÑÐÐÐÑÐ. ÐÐÐÐ ÑÐÐÐÐÐÐ ÑÐ
ÐÐÐÐÑÐ ÐÐÐÑÑÐÐÑ
IO_support ÐÐ Ð 32bit ÐÐÐÑ ÑÑÑÐÑÐ ÐÑÐÐÐÐÐÐ, ÐÐÑÐ
ÑÐÐ.
DVD-ÑÐ ÐÐ Ð TEAC, ÑÐÐÐ ÑÐ ÐÐÐÐ Ð ÐÑÑÐÐ ÑÐÐÐÐÐÐ ÐÐ
ÐÐÐ. ÐÐÐÑÐ
ÐÐÐÐÐÐÐ hdparm -u1 -d1 /dev/dvd
Ð ÑÐÑÐ 2.4.29 ÑÑÐ.
> unmaskirq = 1 (on)
> using_dma = 1 (on)
> keepsettings = 0 (off)
> readonly = 0 (off)
> readahead = 256 (on)
> HDIO_GETGEO failed: Invalid argument
>
> ÐÑÐ ÐÑÑÐÐÐ oKle (ÐÐÐÑÐÐÐÑ, ÐÐÐÐ Ð ÐÑÑÐÐ) Ð
> ÐÐÑÐÐÐÐÐ ÐÐÑÐÐ, ÑÐÐÐ ÐÐÐÑÐ
> LEDÐ ÐÐ DVD-ÑÐÑÐÑÐ ÑÐÐÑÐÐ, Ð ÐÑÑÐÐÐ ÑÐÐÐ
> ÐÑÐÐÐÐÐ ÐÐÐÑÑÐ
> ÐÑÐÐ ÐÐÐÑÐ ÐÑÐÐÐ ÐÐÑÐÐÐÑÐ ÐÐÐÐÐÑ
> ÐÑÐÐÐÐÐ 3 ÐÑÑÐ ÐÐ ÐÐ ÐÑÐÐÐÐÐ ÑÐÐÑÐÐÐ
> (ÐÑÐÐÐÐÑÐ Ð ÐÐÑÐÐÑÐ ÑÐÐÑÐÑ) Ð ÐÑÐÐ ÐÐÐÑÐ
> ÐÑÐÐÐ ÑÐÐÐÐÐÑÐ
> ÐÐÐÐÐÐ ÐÑ dmesg:
>
> hdd: status error: status=0x58 { DriveReady SeekComplete DataRequest }
> hdd: status error: error=0x00
> hdd: drive not ready for command
> ide-cd: cmd 0x28 timed out
> hdd: DMA timeout retry
> hdd: timeout waiting for DMA
> hdd: status timeout: status=0xd0 { Busy }
> hdd: status timeout: error=0x04Aborted Command
> hdd: drive not ready for command
> hdd: ATAPI reset complete
> hdd: command error: status=0x51 { DriveReady SeekComplete Error }
> hdd: command error: error=0x52
> ide: failed opcode was 100
> end_request: I/O error, dev hdd, sector 18446744073707947640
> Buffer I/O error on device hdd, logical block 0
> hdd: command error: status=0x51 { DriveReady SeekComplete Error }
> hdd: command error: error=0x52
> ide: failed opcode was 100
> end_request: I/O error, dev hdd, sector 18446744073707947648
> Buffer I/O error on device hdd, logical block 1
> hdd: command error: status=0x51 { DriveReady SeekComplete Error }
> hdd: command error: error=0x52
> ide: failed opcode was 100
> end_request: I/O error, dev hdd, sector 18446744073707947656
> Buffer I/O error on device hdd, logical block 2
>
>
> ÐÐÑÐÐÐÐÐÑÐ 5 ÑÐÐÐ ÑÐ ÐÐÐÑÐÑÑÑ ÐÐÑÑÐ ÐÑÑÐ
> ÐÐ ÑÐÐÐÐÑÐÐ ÐÐÐÐÐÐÐ Ð ÑÐÐÑÐÑÐ.
>
> ÐÐÑÐÑÐÑÐÐÑÑ ÐÐ ÐÐÐ ÐÐÐÐÐÑ Ð ÑÐ ÑÐÐÐ:
>
> # hdparm /dev/hdd
>
> /dev/hdd:
> IO_support = 0 (default 16-bit)
> unmaskirq = 0 (off)
> using_dma = 0 (off)
> keepsettings = 0 (off)
> readonly = 0 (off)
> readahead = 256 (on)
> HDIO_GETGEO failed: Invalid argument
>
> Ñ.Ð. DMA ÑÐ Ð ÑÐÐÐÐÐÐÐÑÑÐÐÐ.
>
> ÐÐÐ ÑÐ ÐÐÐÑÐÐ ÐÐ ÐÐ ÐÑÑÐÐ ÐÑÐÐÐÐ ÐÐ ÑÑÐÐ
> ÐÐÐÐÐÐÐÐ ÑÐ ÑÑÐÑÐÐÐ (hdparm ÐÐ
> ÑÐ ÐÐÐÐÐÐÐ), ÐÐ ÐÑÐ ÐÐÐÑ ÐÐ ÑÐÑÐÐÐ
> ÐÐÐÑÑÐÐÐÐ ÐÑÐÐÐÐ ÐÐÐÐÐÑÐÐÑÐ ÐÐÐÑÐÐÐ
> ÐÐ ÐÐÑÐ, ÑÐÐÐ ÐÐÐÑÐ DMA ÐÑÐÐÐÐ ÑÐ
> ÑÐÐÐÐÐÐÐÑÑÐÐ Ð DVD-ÑÐÑÐÑÑÑ ÐÐÑÐÐ ÐÐ
> ÑÐÑÐ, ÐÐ ÐÐ ÑÑÐÐ DMA, ÐÐÐÑÐ ÐÐ ÐÑÑÑÐ ÑÐÐÐÑÐ
> ÐÐ ÐÑÐÐÑÐÐÐÐÐÐÐÐÐÐ ÐÐ DVD video.
>
> DVD-ÑÐÑÐÑÑÑ ÐÐ ÐÑÐÐÑÐÐ ÑÐÑÐ (ÑÐÐÐÐÑ ÑÐ ÐÐÑÐÐ
> Ð ÐÐ ÐÐÐÐÐÐÐÑ ÐÑ ÑÐÑÐÐ ÑÐ
> ÐÐÐ ÐÑÐÑÐÐ Ð ÐÑÐÐÐÐÐÐ), ÐÐ ÐÐÐ DMA ÐÐ ÑÑÐÐÐ
> ÐÐ ÐÐÐÐÐÐÐ ÐÐ DVDÑÐ.
>
> ÐÐÐÐ?
--
Georgi Chorbadzhiyski
http://georgi.unixsol.org/
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