Ho un server su cui è installato Debian.
Gli HD sono su un controller SAS.
Il cdrom sata è collegato alla ata3.
Il sistema non vede il cdrom.

L'output di dmesg | grep ata3:

codice:
ata3: SATA max UDMA/133 cmd 0xFFFFC20000020200 ctl 0xFFFFC20000020220 bmdma 0xFFFFC20000020230 irq 10
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: ATAPI, max UDMA/100
ata3.00: configured for UDMA/100
ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x40000000 action 0x2 frozen
ata3.00: (BMDMA stat 0x1)
ata3.00: tag 0 cmd 0xa0 Emask 0x4 stat 0x40 err 0x0 (timeout)
ata3: soft resetting port
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: configured for UDMA/100
ata3: EH complete
ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x40000000 action 0x2 frozen
ata3.00: (BMDMA stat 0x1)
ata3.00: tag 0 cmd 0xa0 Emask 0x4 stat 0x40 err 0x0 (timeout)
ata3: soft resetting port
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: configured for UDMA/100
ata3: EH complete
ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x40000000 action 0x2 frozen
ata3.00: (BMDMA stat 0x1)
ata3.00: tag 0 cmd 0xa0 Emask 0x4 stat 0x40 err 0x0 (timeout)
ata3: soft resetting port
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: configured for UDMA/100
ata3: EH complete
ata3.00: limiting speed to UDMA/66
ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x40000000 action 0x2 frozen
ata3.00: (BMDMA stat 0x1)
ata3.00: tag 0 cmd 0xa0 Emask 0x4 stat 0x40 err 0x0 (timeout)
ata3: soft resetting port
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: configured for UDMA/66
ata3: EH complete
ata3.00: limiting speed to UDMA/44
ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x40000000 action 0x2 frozen
ata3.00: (BMDMA stat 0x1)
ata3.00: tag 0 cmd 0xa0 Emask 0x4 stat 0x40 err 0x0 (timeout)
ata3: soft resetting port
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: configured for UDMA/44
ata3: EH complete
ata3.00: limiting speed to UDMA/33
ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x40000000 action 0x2 frozen
ata3.00: (BMDMA stat 0x1)
ata3.00: tag 0 cmd 0xa0 Emask 0x4 stat 0x40 err 0x0 (timeout)
ata3: soft resetting port
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: configured for UDMA/33
ata3: EH complete
ata3.00: limiting speed to UDMA/25
ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x40000000 action 0x2 frozen
ata3.00: (BMDMA stat 0x1)
ata3.00: tag 0 cmd 0xa0 Emask 0x4 stat 0x40 err 0x0 (timeout)
ata3: soft resetting port
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: configured for UDMA/25
ata3: EH complete
ata3.00: limiting speed to UDMA/16
ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x40000000 action 0x2 frozen
ata3.00: (BMDMA stat 0x1)
ata3.00: tag 0 cmd 0xa0 Emask 0x4 stat 0x40 err 0x0 (timeout)
ata3: soft resetting port
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: configured for UDMA/16
ata3: EH complete
ata3.00: limiting speed to PIO4
ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x40000000 action 0x2 frozen
ata3.00: (BMDMA stat 0x1)
ata3.00: tag 0 cmd 0xa0 Emask 0x4 stat 0x40 err 0x0 (timeout)
ata3: soft resetting port
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: configured for PIO4
ata3: EH complete
Qualcuno ha da darmi suggerimenti?
Grazie