[Bug 1896804] Re: CD/DVD drive detected as read only, command line and GUI programs

[chris gibbons]

Hi Thomas.

did the alteration to spc.c and ran make. ububnu is still seeing the
drive as read only. see the output below.

chris at chris-A320M-S2H-V2:~/xorriso/xorriso-1.5.3$ ./xorriso/xorriso
-outdev /dev/sr0 -toc
GNU xorriso 1.5.3 : RockRidge filesystem manipulator, libburnia
project.

libburn : SORRY : Timeout exceed (30000 ms). Retry canceled.

libburn : SORRY : Command: READ DISC INFORMATION #63,[2 04 00] : 51 00
00 00 00 00 00 00 22 00  : dxfer_len= 34
xorriso : NOTE : Disc status unsuitable for writing
Drive current: -outdev '/dev/sr0'
Media current: is not recognizable
Media status : is not recognizable

xorriso : NOTE : Tolerated problem event of severity 'SORRY'
Drive current: -outdev '/dev/sr0'
Drive access : exclusive:unrestricted
Drive type   : vendor 'HL-DT-ST' product 'DVDRAM GH20NS10' revision
'EL00'
Drive id     : 'K1386NK4932 '
Media current: is not recognizable
Media status : is not recognizable

Media blocks : 0 readable , 0 writable , 0 overall
TOC layout   : Idx ,  sbsector ,       Size , Volume Id
xorriso : SORRY : Cannot obtain Table Of Content
xorriso : NOTE : Tolerated problem event of severity 'SORRY'
xorriso : NOTE : -return_with SORRY 32 triggered by problem severity
SORRY

Regards
Chris

On Thu, 2020-09-24 at 16:09 +0000, Thomas Schmitt wrote:
> Hi,
> 
> > libburn : SORRY : Asynchronous SCSI error on waiting after START
> > UNIT
> > (+ LOAD) [6 28 81] Drive event. Unknown ASCQ with drive event ASC
> > 28.
> 
> Grr. A higher level intervened.
> 
> In line 198 of file
> 
>   ~/xorriso/xorriso-1.5.3/libburn/spc.c
> 
> there is
> 
>                         if (key == 0x6 && asc == 0x28 && ascq ==
> 0x00)
> 
> which should be shortened to
> 
>                         if (key == 0x6 && asc == 0x28)
> 
> Do you feel apt to make this code change and then run
> 
>   make
> 
> again ?
> (Else i would upload a new tarball.)
> 
> This time i simulated the drive reply 0x6, 0x28, 0x81 in the waiting
> loop
> from where the message stems. Without " && ascq == 0x00" in line 198
> it
> works for me. So now it is up to your drive to tell me where else
> this
> unexpected error code creates mistrust, or what other interesting
> replies
> it has to offer.
> 
> Have a nice day :)
> 
> Thomas
>

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https://bugs.launchpad.net/bugs/1896804

Title:
  CD/DVD drive detected as read only, command line and GUI programs

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