On Sunday 19 October 2003 02:09 pm, Martin Schmitz wrote:
> If I mount a dvd or cd in my dvd-player, everything seems to be ok. the
> device is mounted, but if I try to access files on the dvd/cd, I get
> lots of i/o-errors. It's the same with 1.6.1 and -current. The error
> message always sounded like "non-media hardware error, data =
> ...". Since the last update today it tells:
>
> Oct 19 16:03:17 apollo /netbsd: cd0(viaide0:1:0):  Check Condition on CDB:
> 0x28 00 00 00 10 28 00 00 20 00 Oct 19 16:03:17 apollo /netbsd:     SENSE
> KEY:  Hardware Error
> Oct 19 16:03:17 apollo /netbsd:      ASC/ASCQ:  ASC 0x08 ASCQ 0x03
> Oct 19 16:03:17 apollo /netbsd:
> Oct 19 16:03:17 apollo /netbsd: cd0(viaide0:1:0):  Check Condition on CDB:
> 0x28 00 00 00 10 28 00 00 04 00 Oct 19 16:03:17 apollo /netbsd:     SENSE
> KEY:  Hardware Error
> Oct 19 16:03:17 apollo /netbsd:      ASC/ASCQ:  ASC 0x08 ASCQ 0x03
> Oct 19 16:03:17 apollo /netbsd:
>
> The dmesg output is:
>
> atapibus0 at atabus1: 2 targets
> cd0 at atapibus0 drive 0: <IDE DVD-ROM 16X, , VER 5.0> cdrom removable
> cd0: 32-bit data port
> cd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 4 (Ultra/66)
> cd0(viaide0:1:0): using PIO mode 4, Ultra-DMA mode 4 (Ultra/66) (using DMA
> data transfers)
>
> The BIOS thinks, that this device only supports DMA mode 2! I would try
> to access the device with DMA mode 2 or without DMA if someone could
> tell me how to do that.

That ASC/ASCQ combination is a CRC error.  Do you have the 80-wire Ultra-DMA 
cable installed, or a traditional 40-wire cable?