external usb dvdrw

[Nenhum de Nos]

http://forums.anandtech.com/messageview.aspx?catid=34&threadid=1793193&enterthread=y

this describes the problem. i cound copy here, but
preffered this way for message length sake :)

matheus

--- Warner Losh <imp at bsdimp.com> wrote:

> > i have a LG dvdrw and a vipower external
> enclosure,
> > and a toshiba notebook that can burn dvd's and
> cd's
> > using it.
> > 
> > every command that is not reading a cd/dvd gets me
> an
> > error. when i run dvd+rw-mediainfo /dev/cd0 it
> > produces an 0x46 error in dmesg.
> 
> I've managed to get this working on current by minor
> tweaks to the
> umass driver to not ignore certain commands, but to
> pass them through.
> This was also independently done by phk, but there's
> some issues with
> the simple hack that might destabilize the thumb
> drives.  This
> ordinarily wouldn't bother me, but the goofy things
> are fragile enough
> as it is, and any extra protection there is likely a
> good thing...
> 
> You may have a different problem, however.  I used
> cdrecord with the
> dvd+rw extensions (growisofs) and found that I got
> many warnings in
> the log, I was able to burn a dvd in all but one of
> the cases I tried.
> That one case I think was a problem with the
> production of data using
> dump was so slow that I couldn't stream the data to
> the dvd.  Some
> blanks tolerated this well, while others didn't (or
> I got lucky on
> some, unlucky on others).  Without seeing the
> messages from the
> applications that you are using, and a complete
> dmesg, it is hard to
> say for sure.
> 
> Warner
> 
> 


"Throw off those chains of reason
And your prison disappears."

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