root@intel-corei7-64:/var/log/quatro# dmesg | grep tty
[    0.000000] Command line: BOOT_IMAGE=/vmlinuz initrd=/initrd LABEL=boot  root=/dev/ram0  console=ttyS2,115200n8 console=ttyS0,115200 console=tty0 reboot=efi kmemleak=off i915.enable_ipc=1
[    0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz initrd=/initrd LABEL=boot  root=/dev/ram0  console=ttyS2,115200n8 console=ttyS0,115200 console=tty0 reboot=efi kmemleak=off i915.enable_ipc=1
[    0.000000] console [tty0] enabled
[    0.000000] console [ttyS2] enabled
[    3.894782] 00:05: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[    3.922931] 00:06: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[    3.951057] 00:07: ttyS2 at I/O 0x3e8 (irq = 10, base_baud = 115200) is a 16550A
[    3.979267] 00:08: ttyS3 at I/O 0x2e8 (irq = 5, base_baud = 115200) is a 16550A