DVD - CD BURNING

[Sebastian Spiess]

David Ryder wrote:
> On Wed, 2008-07-30 at 21:11 +1000, Sebastian Spiess wrote:
>> David Ryder wrote:
>>> Hi everybody,
>>> HARDY
>>>
>>> I have 100% failure on burning DVDs and CDs. The programs installed are 
>>> Audio CD Exctractor, Brasero & Rhythmbox.
>>>
>>> However, if I install Wine and use Imgburn http://www.imgburn.com/ then 
>>> I get 100% success - which I was used to in Windows.
>>>
>>> But I really would prefer not to use Wine - does anybody know of other 
>>> Linux (Ubuntu) programs that are good or what I might be able to do to 
>>> get successful burns in Ubuntu, please?
>>>
>>> Many thanks,
>>>
>>> David
>>>
>> Hi David,
>> Hi all,
>>
>> in the beginning I had some trouble with brasero and my Toshiba Satellite notebook and the combined CD/DVD drive.
>> Then I came across this gentoo article http://gentoo-wiki.com/HARDWARE_Toshiba_Satellite_P100 where they say that
>>
>> 	"Add combined_mode=libata to kernel parameters in order to setup dma transfers for optical drive. Otherwise, playing or 
>> recording DVDs doesn't work correctly. "
>>
>> the strange thing I never had CD issues, only DVD burning was a problem.
>>
>> I would suggest to investigate this with your drives, see if you can burn CDs. On the other had it seems unlikely that you 
>> having 3 burners have trouble and are alone out there with the combined mode thing. :-\
>>
>> Cheers,
>> Sebastian
> Sebastion, I think this is on the right track - I recall many moons ago
> I had exactly the same problem in Windows until I forced DMA on.
> 
> However I am having difficulty identifying the cdrom drive letter. Is
> it: ls /dev/cdrom
> If so I get /dev/scd0
> But when I try to see if dma is on: hdparm -d /dev/scd0 I get:
> "/dev/scd0:
>  HDIO_GET_DMA failed: Inappropriate ioctl for device"
> which, to me, says it is not scd0.
> 
> Am I doing something wrong?
> Many thanks, David
> 
> 


David,
a bit late ...
I have to admit I can't help you with this. Never had DMA issues, so I know nothing about it.
BUt it might be worth a separate post.

Cheers
seb