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1.1 root 1: .th MKNOD VIII 10/31/73
2: .sh NAME
3: mknod \*- build special file
4: .sh SYNOPSIS
5: .bd /etc/mknod
6: name
7: [
8: .bd c
9: ] [
10: .bd b
11: ]
12: major
13: minor
14: .sh DESCRIPTION
15: .it Mknod
16: makes a directory entry and corresponding i-node
17: for a special file.
18: The first argument is the
19: .it name
20: of the entry.
21: The second is
22: .bd b
23: if the special file is block-type (disks, tape) or
24: .bd c
25: if it is character-type (other devices).
26: The last two arguments are
27: numbers specifying the
28: .it major
29: device type
30: and the
31: .it minor
32: device (e.g. unit, drive, or line number).
33: .s3
34: The assignment of major device numbers is specific to each system.
35: For reference, here are the numbers for the MH 2C-644 machine.
36: Do not believe them too much.
37: .s3
38: Block devices:
39: .lp +8 4
40: 0 RF fixed-head disk
41: .lp +8 4
42: 1 RK moving-head disk
43: .lp +8 4
44: 2 TC DECtape
45: .lp +8 4
46: 3 TM magtape
47: .lp +8 4
48: 4 RP moving-head disk
49: .lp +8 4
50: 5 Vermont Research moving-head disk
51: .i0
52: .s3
53: Character devices:
54: .lp +8 4
55: 0 KL on-line console
56: .lp +8 4
57: 1 DC communications lines
58: .lp +8 4
59: 2 PC paper tape
60: .lp +8 4
61: 3 DP synchronous interface
62: .lp +8 4
63: 4 DN ACU interface
64: .lp +8 4
65: 5 core memory
66: .lp +8 4
67: 6 VT scope (via 11/20)
68: .lp +8 4
69: 7 DA voice response unit
70: .lp +8 4
71: 8 CT phototypesetter
72: .lp +8 4
73: 9 VS voice synthesizer
74: .lp +8 4
75: 10 TIU Spider interface
76: .i0
77: .sh "SEE ALSO"
78: mknod (II)
79: .sh BUGS
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