Re: IOMEGA IDE ZIP (ATAPI) drive

[Mark Lord <liml@rtr.ca>]

Albert Lee wrote:
> Mark Lord wrote:
>..
>> (1) When ejecting a disk, either with the "eject /dev/sdc" command
>> or using the front-panel soft-eject button on the drive,
>> I get the following in syslog from libata:
>>
>> sdc: Spinning up disk...<3>ata4.00: exception Emask 0x0 SAct 0x0 SErr
>> 0x0 action 0x2
>>         res 00/00:03:00:00:20/00:00:00:00:00/a0 Emask 0x2 (HSM violation)
>> ata4: soft resetting port
>> ATA: abnormal status 0x7F on port 0x00010177
>> ATA: abnormal status 0x7F on port 0x00010177
>> ata4.00: configured for PIO2
>> ata4: EH complete
> 
> The device status of 0x00 looks strange.

Not to me.  The device likely generated an unsolicitied interrupt,
and status==0x00 is correct for a few seconds here:  the drive is
not busy with a command, not in an error state, and not ready
for a new command since it is busy ejecting a disc.

> Could you please apply the attached debugging patch for 
> clue about what caused the HSM violation, thanks.

I'll unpack the drive and hook it up again.

Cheers