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ttyS(4) Kernel Interfaces Manual ttyS(4)
ttyS - serial terminal lines
ttyS[0-3] are character devices for the serial terminal lines. They are typically created by: mknod -m 660 /dev/ttyS0 c 4 64 # base address 0x3f8 mknod -m 660 /dev/ttyS1 c 4 65 # base address 0x2f8 mknod -m 660 /dev/ttyS2 c 4 66 # base address 0x3e8 mknod -m 660 /dev/ttyS3 c 4 67 # base address 0x2e8 chown root:tty /dev/ttyS[0-3]
/dev/ttyS[0-3]
chown(1), mknod(1), tty(4), agetty(8), mingetty(8), setserial(8)
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Linux man-pages 6.9.1 2024-05-02 ttyS(4)
Pages that refer to this page: ioctl_console(2), mouse(4), tty(4), vcs(4), ldattach(8)