On 8/14/2013 1:17 AM, Robert Hancock wrote:
> On 08/13/2013 04:36 PM, Bruce Link wrote:
>> On bootup, when trying to attach to a Lite-on iHOS-104 DVD drive, the
>> kernel attempts to establish a connection to the CD drive at a variety
>> of speeds. Ultimately it fails with a "TEST_UNIT_READY failed
>> (err_mask=0x4)" message
>>
>> ****************************************************************
>> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1063474
>>
>> ****************************************************************
>> The relevant DMESG output is listed below:
>> watchtv@teevee:~$ dmesg|grep ata5
>> [ 1.088342] ata5: SATA max UDMA/133 cmd 0x9e0 ctl 0xbe0 bmdma 0xc400
>> irq 23
>> [ 1.556031] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> [ 1.564134] ata5.00: ATAPI: ATAPI iHOS104, WL0F, max UDMA/100
>> [ 1.580115] ata5.00: configured for UDMA/100
>> [ 6.580029] ata5.00: qc timeout (cmd 0xa0)
>> [ 6.580036] ata5.00: TEST_UNIT_READY failed (err_mask=0x4)
>> [ 7.048044] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> [ 7.072129] ata5.00: configured for UDMA/100
>> [ 29.856040] ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6
>> frozen
>> [ 29.856063] ata5.00: cmd a0/01:00:00:60:00/00:00:00:00:00/a0 tag 0
>> dma 96 in
>> [ 29.856065] ata5.00: status: { DRDY }
>> [ 29.856071] ata5: hard resetting link
>> [ 29.856073] ata5: nv: skipping hardreset on occupied port
>> [ 30.324070] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> [ 30.348152] ata5.00: configured for UDMA/100
>> [ 35.348125] ata5.00: qc timeout (cmd 0xa0)
>> [ 35.348132] ata5.00: TEST_UNIT_READY failed (err_mask=0x4)
>> [ 35.348139] ata5: hard resetting link
>> [ 35.348141] ata5: nv: skipping hardreset on occupied port
>> [ 35.816115] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> [ 35.840125] ata5.00: configured for UDMA/100
>> [ 36.835824] ata5: EH complete
>> [ 67.840151] ata5: limiting SATA link speed to 1.5 Gbps
>> [ 67.840159] ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6
>> frozen
>> [ 67.840178] ata5.00: cmd a0/01:00:00:80:00/00:00:00:00:00/a0 tag 0
>> dma 16512 in
>> [ 67.840181] ata5.00: status: { DRDY }
>> [ 67.840187] ata5: hard resetting link
>> [ 67.840188] ata5: nv: skipping hardreset on occupied port
>> [ 68.308056] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> [ 68.332176] ata5.00: configured for UDMA/100
>> [ 68.343497] ata5: EH complete
>> [ 75.808054] ata5.00: limiting speed to UDMA/66:PIO4
>> [ 75.808061] ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6
>> frozen
>> [ 75.808081] ata5.00: cmd a0/01:00:00:20:00/00:00:00:00:00/a0 tag 0
>> dma 16416 in
>> [ 75.808084] ata5.00: status: { DRDY }
>> [ 75.808089] ata5: hard resetting link
>> [ 75.808091] ata5: nv: skipping hardreset on occupied port
>> [ 76.276050] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> [ 76.300125] ata5.00: configured for UDMA/66
>> [ 76.307490] ata5: EH complete
>> [ 136.868049] ata5.00: limiting speed to UDMA/33:PIO4
>> [ 136.868058] ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6
>> frozen
>> [ 136.868078] ata5.00: cmd a0/01:00:00:20:00/00:00:00:00:00/a0 tag 0
>> dma 16416 in
>> [ 136.868081] ata5.00: status: { DRDY }
>> [ 136.868087] ata5: hard resetting link
>> [ 136.868089] ata5: nv: skipping hardreset on occupied port
>> [ 137.332073] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> [ 137.356170] ata5.00: configured for UDMA/33
>> [ 137.866272] ata5: EH complete
>
> These NVIDIA SATA controllers are a pain as they all seem to have a
> different set of bugs related to hardreset, etc. What happens if you
> boot up without the drive connected and then plug in the cable after
> the system boots up?
Roughly the same error is returned. See below for the dmesg output.
root@teevee:/sys/devices/pci0000:00/0000:00:06.0/ata1/host0/scsi_host/host0#
echo "- - -" > /sys/class/scsi_host/host4/scan
root@teevee:/sys/devices/pci0000:00/0000:00:06.0/ata1/host0/scsi_host/host0#
dmesg|grep ata5
[ 1.030224] ata5: SATA max UDMA/133 cmd 0x9e0 ctl 0xbe0 bmdma 0xc400
irq 20
[ 1.354216] ata5: SATA link down (SStatus 0 SControl 300)
[ 944.773288] ata5: exception Emask 0x10 SAct 0x0 SErr 0x50000 action 0xf
[ 944.773304] ata5: SError: { PHYRdyChg CommWake }
[ 944.773322] ata5: hard resetting link
[ 945.652070] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 945.660176] ata5.00: ATAPI: ATAPI iHOS104, WL0F, max UDMA/100
[ 945.676165] ata5.00: configured for UDMA/100
[ 950.676049] ata5.00: qc timeout (cmd 0xa0)
[ 950.676056] ata5.00: TEST_UNIT_READY failed (err_mask=0x5)
[ 950.676064] ata5: hard resetting link
[ 950.676066] ata5: nv: skipping hardreset on occupied port
[ 951.144073] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 951.168168] ata5.00: configured for UDMA/100
[ 956.168049] ata5.00: qc timeout (cmd 0xa0)
[ 956.168057] ata5.00: TEST_UNIT_READY failed (err_mask=0x4)
[ 956.168061] ata5: limiting SATA link speed to 1.5 Gbps
[ 956.168064] ata5.00: limiting speed to UDMA/100:PIO3
[ 956.168070] ata5: hard resetting link
[ 956.168072] ata5: nv: skipping hardreset on occupied port
[ 956.636056] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 956.660169] ata5.00: configured for UDMA/100
[ 961.660036] ata5.00: qc timeout (cmd 0xa0)
[ 961.660044] ata5.00: TEST_UNIT_READY failed (err_mask=0x4)
[ 961.660046] ata5.00: disabled
[ 961.660061] ata5: hard resetting link
[ 962.544045] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
[ 962.544061] ata5: EH complete
root@teevee:/sys/devices/pci0000:00/0000:00:06.0/ata1/host0/scsi_host/host0#
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https://bugs.launchpad.net/bugs/1063474
Title:
System fails to connect to iHOS-104 DVD drive with nvidia MCP61
chipset.
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