Comment 50 for bug 8497

Even more info than you wanted, but dmesg suggests it's using AHCI mode, which is interesting.

[ 26.020215] ahci 0000:00:12.0: version 2.2
[ 26.020433] ahci 0000:00:12.0: controller can't do 64bit DMA, forcing 32bit
[ 26.072845] ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
[ 27.025250] ahci 0000:00:12.0: AHCI 0001.0100 32 slots 4 ports 3 Gbps 0xf impl SATA mode
[ 27.025256] ahci 0000:00:12.0: flags: ncq ilck pm led clo pmp pio slum part
[ 27.026627] scsi0 : ahci
[ 27.027127] scsi1 : ahci
[ 27.027421] scsi2 : ahci
[ 27.027701] scsi3 : ahci
[ 27.028019] ata1: SATA max UDMA/133 cmd 0xffffc20000aa4100 ctl 0x0000000000000000 bmdma 0x0000000000000000 irq 22
[ 27.028025] ata2: SATA max UDMA/133 cmd 0xffffc20000aa4180 ctl 0x0000000000000000 bmdma 0x0000000000000000 irq 22
[ 27.028030] ata3: SATA max UDMA/133 cmd 0xffffc20000aa4200 ctl 0x0000000000000000 bmdma 0x0000000000000000 irq 22
[ 27.028035] ata4: SATA max UDMA/133 cmd 0xffffc20000aa4280 ctl 0x0000000000000000 bmdma 0x0000000000000000 irq 22
[ 27.513327] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 27.514711] ata1.00: ATA-6: ST380817AS, 3.42, max UDMA/133
[ 27.514714] ata1.00: 156301488 sectors, multi 1: LBA48 NCQ (depth 31/32)
[ 27.516302] ata1.00: configured for UDMA/133
[ 28.000696] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 28.034734] ata2.00: ATA-7: ST3250820AS, 3.AAE, max UDMA/133
[ 28.034738] ata2.00: 488397168 sectors, multi 1: LBA48 NCQ (depth 31/32)
[ 28.092961] ata2.00: configured for UDMA/133
[ 28.651854] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 28.654960] ata3.00: ATA-6: ST380013AS, 3.05, max UDMA/133
[ 28.654964] ata3.00: 156301488 sectors, multi 1: LBA48
[ 28.658170] ata3.00: configured for UDMA/133
[ 28.987424] ata4: SATA link down (SStatus 0 SControl 300)
[ 28.986853] scsi 0:0:0:0: Direct-Access ATA ST380817AS 3.42 PQ: 0 ANSI: 5
[ 28.987550] scsi 1:0:0:0: Direct-Access ATA ST3250820AS 3.AA PQ: 0 ANSI: 5
[ 28.988136] scsi 2:0:0:0: Direct-Access ATA ST380013AS 3.05 PQ: 0 ANSI: 5
[ 30.130443] ide0: BM-DMA at 0xf900-0xf907, BIOS settings: hda:pio, hdb:pio
[ 30.130457] Probing IDE interface ide0...
[ 30.206343] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 30.206388] sd 1:0:0:0: Attached scsi generic sg1 type 0
[ 30.206437] sd 2:0:0:0: Attached scsi generic sg2 type 0
[ 31.544471] ide0 at 0x1f0-0x1f7,0x3f6 on irq 14