[Gllug] DVD and kernel messages

[Xander D Harkness]

On Sun, 2003-02-09 at 23:26, Martin Stevens wrote:
> Hi all, 
> 
> I'm trying to get my DVD player working, 
> 
> It played a dvd for a while, with some odd screen errors,
> 
> But now it won't play dvd's and i get these message at the end of the
> output when i type dmesg :
> 
> /dev/dvd  is linked to /dev/hdc
> 
Is there a hard drive on the same chain?  Some times an IDE hard drive
that is throwing out errors can affect other items on the same chain /
ribbon.  It might be that your dvd drive is toasted.

I have also had a SCSI card that was not properly terminated cause this
to my IDE DVD drive.

Kind regards
Xander
> ----------------------------------------------
> ds: no socket drivers loaded!
> VFS: Mounted root (ext2 filesystem) readonly.
> Freeing unused kernel memory: 144k freed
> Adding Swap: 489972k swap-space (priority -1)
> hdc: irq timeout: status=0xd0 { Busy }
> hdc: DMA disabled
> hdc: ATAPI reset complete
> cdrom: open failed.
> hdc: drive_cmd: status=0x51 { DriveReady SeekComplete Error }
> hdc: drive_cmd: error=0x04
> hdd: drive_cmd: status=0x51 { DriveReady SeekComplete Error }
> hdd: drive_cmd: error=0x04
> hdc: irq timeout: status=0xd0 { Busy }
> hdc: ATAPI reset complete
> cdrom: open failed.
> hdc: irq timeout: status=0xd0 { Busy }
> hdc: DMA disabled
> hdc: ATAPI reset complete
> cdrom: open failed.
> hdc: drive_cmd: status=0x51 { DriveReady SeekComplete Error }
> hdc: drive_cmd: error=0x04
> hdc: CHECK for good STATUS
> hdc: irq timeout: status=0xd0 { Busy }
> hdc: DMA disabled
> hdc: ATAPI reset complete
> cdrom: open failed.
> hdc: drive_cmd: status=0x51 { DriveReady SeekComplete Error }
> hdc: drive_cmd: error=0x04
> 
> ------------------------
> These are the details from hdparm -I /dev/dvd
> -----------------------------
> 
> /dev/dvd:
>  
>  ATAPI CD-ROM, with removable media
>          Model Number:       LG       DVD-ROM DRD-8160B
> 	 Serial Number:
>          Firmware Revision:  1.01
>  Standards:
>          Used: ATAPI for CD-ROMs, SFF-8020i, r2.5
>          Supported: CD-ROM ATAPI-2
> Configuration:
>          DRQ response: 50us.
>          Packet size: 12 bytes
> Capabilities:
>         LBA, IORDY(can be disabled)
>         DMA:	sdma0 sdma1 sdma2 mdma0 mdma1 *mdma2 udma0 udma1 udma2
>  		Cycle time: min=120ns recommended=150ns
> 	PIO: pio0 pio1 pio2 pio3 pio4
> 		Cycle time: no flow control=227ns IORDY flow control=120ns
> 
> If that gives anyone any clues or ideas they would greatly help, 
> 
> I'm starting to get a feeling that it may be a faulty dvd player, but
> whos knows.
> 
> The other point is that the DMA keeps turning itself off.
> 
> Budgester
> 
> -- 
> "Microsoft is not the Borg. The Borg have better tech support."
> http://budgester.homeip.net/budge/


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