ubuntu@ubuntu:~$ sudo dmesg | grep hd
[17179573.960000]     ide0: BM-DMA at 0xfc00-0xfc07, BIOS settings: hda:DMA, hdb:DMA
[17179573.960000]     ide1: BM-DMA at 0xfc08-0xfc0f, BIOS settings: hdc:DMA, hdd:DMA
[17179574.376000] hda: Maxtor 6Y080L0, ATA DISK drive
[17179574.656000] hdb: IBM-DTLA-307030, ATA DISK drive
[17179575.576000] hdc: JLMS XJ-HD166S, ATAPI CD/DVD-ROM drive
[17179576.360000] hdd: _NEC DVD_RW ND-3550A, ATAPI CD/DVD-ROM drive
[17179576.420000] hda: max request size: 128KiB
[17179576.436000] hda: 160086528 sectors (81964 MB) w/2048KiB Cache, CHS=65535/16/63, UDMA(133)
[17179576.436000] hda: cache flushes supported
[17179576.436000]  hda: hda1 hda2 < hda5 hda6 hda7 >
[17179576.476000] hdb: max request size: 128KiB
[17179576.496000] hdb: 60036480 sectors (30738 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100)
[17179576.496000] hdb: cache flushes not supported
[17179576.500000]  hdb: hdb1 < hdb5 hdb6 >
[17179576.548000] hdc: ATAPI 48X DVD-ROM drive, 512kB Cache, UDMA(33)
[17179576.564000] hdd: ATAPI 48X DVD-ROM DVD-R CD-R/RW drive, 2048kB Cache, UDMA(33)
[17179586.980000] SCSI device sdb: 2006016 512-byte hdwr sectors (1027 MB)
[17179586.988000] SCSI device sdb: 2006016 512-byte hdwr sectors (1027 MB)

ubuntu@ubuntu:~$ sudo dmesg | grep sd
[17179586.976000] sd 3:0:0:0: Attached scsi removable disk sda
[17179586.980000] SCSI device sdb: 2006016 512-byte hdwr sectors (1027 MB)
[17179586.984000] sdb: Write Protect is off
[17179586.984000] sdb: Mode Sense: 43 00 00 00
[17179586.984000] sdb: assuming drive cache: write through
[17179586.988000] SCSI device sdb: 2006016 512-byte hdwr sectors (1027 MB)
[17179586.992000] sdb: Write Protect is off
[17179586.992000] sdb: Mode Sense: 43 00 00 00
[17179586.992000] sdb: assuming drive cache: write through
[17179586.992000]  sdb: sdb1
[17179586.992000] sd 2:0:0:0: Attached scsi removable disk sdb
[17179616.956000] sd 3:0:0:0: Attached scsi generic sg0 type 0
[17179616.956000] sd 2:0:0:0: Attached scsi generic sg1 type 0