burncd/atapi multisession CD issues

[Emanuel Strobl]

Am Freitag, 7. Oktober 2005 01:40 CEST schrieb Anish Mistry:
> 	I've got a couple of issues, which both appear on RELENG_6 and
> -CURRENT as of today.  I'm not sure when they started as I mostly
> burncd multisession backups on my 4.x system.
> 	Once I burn a CD with burncd:
> mkisofs -r -J -o test.iso files
> burncd -f /dev/acd0 -s max -m data test.iso fixate
> The files burn just fine, but I have to eject and then close the
> drive. eg. "cdcontrol eject ;  cdcontrol close" before I can mount
> the CD.  If I try to mount the CD without the eject/close I get the
> following message in the syslog:
> kernel: g_vfs_done():acd0[READ(offset=32768, length=2048)]error = 5
>   The same goes (eject/close except no error message) before grabbing
> the multisession info with "burncd -f /dev/acd0 msinfo".
> When I try to burn another session with burncd I just get
> "Input/Output error" and the second session doesn't get added to the
> CD.
> This all seems like a problem with ata/atapi rather than burncd.

Hmm, with my little knowledge of GEOM I think 'true > /dev/acd0' should 
replace the open/close sequence... It saves some time I hope... ;)

-Harry

>
> From the RELENG_6 system:
> atapci0: <nVidia nForce3 Pro UDMA133 controller> port
> 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xf900-0xf90f at device 8.0 on
> pci0
> ata0: <ATA channel 0> on atapci0
> ata1: <ATA channel 1> on atapci0
> ad0: 38162MB <WDC WD400BB-23FJA0 13.03G13> at ata0-master UDMA100
> ad1: 32253MB <HDS728080PLAT20 PF2OA21B> at ata0-slave UDMA133
> acd0: CDRW <BENQ CDRW 5232X/KPEY> at ata1-master UDMA33
>
> From the CURRENT system:
> atapci0: <AcerLabs M5229 UDMA66 controller> port
> 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0x1400-0x140f at device 15.0 on
> pci0
> atapci0: using PIO transfers above 137GB as workaround for 48bit DMA
> access bug, expect reduced performance
> ata0: <ATA channel 0> on atapci0
> ata1: <ATA channel 1> on atapci0
> ad0: 19077MB <TOSHIBA MK2018GAP M1.42 A> at ata0-master UDMA66
> acd0: CDRW <TOSHIBA DVD-ROM SD-R2212/1F15> at ata1-master UDMA33
>
>
> Thanks,
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