dmesg | grep ata

ACPI: SSDT 7fe79e62 0064F (v01 SataRe  SataPri 00001000 INTL 20050624)
ACPI: SSDT 7fe797d0 00692 (v01 SataRe  SataSec 00001000 INTL 20050624)
  #0 [0000000000 - 0000001000]   BIOS data page ==> [0000000000 - 0000001000]
Memory: 2059372k/2095552k available (2895k kernel code, 34684k reserved, 1208k data, 408k init, 1186248k highmem)
      .data : 0xc12d3f1e - 0xc14022e0   (1208 kB)
ACPI: EC: GPE = 0x16, I/O: command/status = 0x66, data = 0x62
libata version 3.00 loaded.
ata_piix 0000:00:1f.2: version 2.13
ata_piix 0000:00:1f.2: PCI INT B -> GSI 19 (level, low) -> IRQ 19
ata_piix 0000:00:1f.2: MAP [ P0 P2 IDE IDE ]
ata_piix 0000:00:1f.2: setting latency timer to 64
scsi0 : ata_piix
scsi1 : ata_piix
ata1: SATA max UDMA/133 cmd 0x1f0 ctl 0x3f6 bmdma 0x18b0 irq 14
ata2: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0x18b8 irq 15
ata1.00: ATA-7: TOSHIBA MK1237GSX, DL130M, max UDMA/100
ata1.00: 234441648 sectors, multi 16: LBA48 NCQ (depth 0/32)
ata2.00: ATAPI: PIONEER DVD-RW  DVR-K17A, 1.50, max UDMA/33
ata1.00: configured for UDMA/100
ata2.00: configured for UDMA/33
EXT4-fs (sda3): mounted filesystem with ordered data mode
EXT4-fs (sda4): mounted filesystem with ordered data mode
EXT4-fs (sdb2): mounted filesystem with ordered data mode

dmesg | grep sr1

sr1: scsi3-mmc drive: 51x/51x caddy
sr 2:0:0:1: Attached scsi CD-ROM sr1
sr1: scsi3-mmc drive: 51x/51x caddy
sr 3:0:0:1: Attached scsi CD-ROM sr1
sr1: scsi3-mmc drive: 51x/51x caddy
sr 4:0:0:1: Attached scsi CD-ROM sr1