Re: [2.6.13] pktcdvd: IO-errors

[Peter Osterlund <petero2@telia.com>]

Guennadi Liakhovetski <g.liakhovetski@gmx.de> writes:

> Just tried pktcdvd on 2.6.13.1. The setup went fine:
> 
> 20:33:13: pktcdvd: writer pktcdvd0 mapped to hdc
> 20:33:21: pktcdvd: inserted media is CD-RW
> 20:33:21: pktcdvd: Fixed packets, 32 blocks, Mode-2 disc
> 20:33:21: pktcdvd: Max. media speed: 10
> 20:33:21: pktcdvd: write speed 10x
> 20:33:21: pktcdvd: 590528kB available on disc
> 20:33:23: UDF-fs INFO UDF 0.9.8.1 (2004/29/09) Mounting volume 'LinuxUDF', timestamp 2005/09/24 20:18 (1078)
> 
> But, as I tried to copy some files to the CD-RW, it first went ok, but 
> then produced the following:
> 
> 20:41:01: ide-cd: cmd 0x2a timed out
> 		      ^^^^	---------> write10
> 20:41:01: hdc: DMA timeout retry
> 20:41:01: hdc: timeout waiting for DMA
> 20:41:01: hdc: status timeout: status=0xd0 { Busy }
> 20:41:01: ide: failed opcode was: unknown
> 20:41:01: hdc: drive not ready for command
> 20:41:31: hdc: ATAPI reset timed-out, status=0x80
> 20:42:06: ide1: reset timed-out, status=0x80
> 20:42:06: hdc: status timeout: status=0x80 { Busy }
> 20:42:06: ide: failed opcode was: unknown
> 20:42:06: hdc: drive not ready for command
> 20:42:36: hdc: ATAPI reset timed-out, status=0x80
> 20:43:07: : I/O error, dev hdc, sector 136672
> 20:43:07: end_request: I/O error, dev hdc, sector 136680
> 20:43:07: end_request: I/O error, dev hdc, sector 136688
> 20:43:07: end_request: I/O error, dev hdc, sector 136696
> 20:43:07: end_request: I/O error, dev hdc, sector 137216
> 20:43:07: end_request: I/O error, dev hdc, sector 137224
> 20:43:07: end_request: I/O error, dev hdc, sector 137232
> 20:43:07: end_request: I/O error, dev hdc, sector 137240
> ... <thousands of the above>
> 20:43:11: end_request: I/O error, dev hdc, sector 344440
> 20:43:11: end_request: I/O error, dev hdc, sector 344444
> 20:43:11: pktcdvd: bb 00 06 ea 06 ea 00 00 00 00 00 00 - sense 00.e0.0e (No sense)
> 20:43:11: end_request: I/O error, dev hdc, sector 363008
> 20:43:11: end_request: I/O error, dev hdc, sector 363016
> ... <more of them>
> 20:43:11: printk: 79693 messages suppressed.
> 20:43:11: Buffer I/O error on device pktcdvd0, logical block 90752
> 20:43:11: lost page write due to I/O error on pktcdvd0
> 20:43:11: end_request: I/O error, dev hdc, sector 362880
> 20:43:11: end_request: I/O error, dev hdc, sector 362884
> ...
> 
> the "cp" finished earlier, I did a sync, and it also finished. The good 
> parts - no Oops, no process stuck in "D", tha bad parts - it didn't 
> work:-), the IDE LED stays on and I cannot eject the CD. The CD-R is a 
> BenQ 52x32x52 Seamless Link alone on ide1, the disk does indeed say 
> 4x-10x. The cd-writer works mostly... if I am gentle to it - I usually 
> burn at 32x even if the media says 52x... Is it just a hw-failure or a 
> driver bug?

Did it ever work with this hardware, for example using 2.6.12? Does
the drive have the latest firmware? If not, a firmware upgrade might
help. Does it work if you use ide-scsi instead of ide-cd?

What errors do you get if you try to burn at 52x without using the
packet writing driver?

-- 
Peter Osterlund - petero2@telia.com
http://web.telia.com/~u89404340