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Based on kernel version 3.16. Page generated on 2014-08-06 21:36 EST.

1	What:		/sys/class/tty/console/active
2	Date:		Nov 2010
3	Contact:	Kay Sievers <kay.sievers@vrfy.org>
4	Description:
5			 Shows the list of currently configured
6			 console devices, like 'tty1 ttyS0'.
7			 The last entry in the file is the active
8			 device connected to /dev/console.
9			 The file supports poll() to detect virtual
10			 console switches.
11	
12	What:		/sys/class/tty/tty0/active
13	Date:		Nov 2010
14	Contact:	Kay Sievers <kay.sievers@vrfy.org>
15	Description:
16			 Shows the currently active virtual console
17			 device, like 'tty1'.
18			 The file supports poll() to detect virtual
19			 console switches.
20	
21	What:		/sys/class/tty/ttyS0/uartclk
22	Date:		Sep 2012
23	Contact:	Tomas Hlavacek <tmshlvck@gmail.com>
24	Description:
25			 Shows the current uartclk value associated with the
26			 UART port in serial_core, that is bound to TTY like ttyS0.
27			 uartclk = 16 * baud_base
28	
29			 These sysfs values expose the TIOCGSERIAL interface via
30			 sysfs rather than via ioctls.
31	
32	What:		/sys/class/tty/ttyS0/type
33	Date:		October 2012
34	Contact:	Alan Cox <alan@linux.intel.com>
35	Description:
36			 Shows the current tty type for this port.
37	
38			 These sysfs values expose the TIOCGSERIAL interface via
39			 sysfs rather than via ioctls.
40	
41	What:		/sys/class/tty/ttyS0/line
42	Date:		October 2012
43	Contact:	Alan Cox <alan@linux.intel.com>
44	Description:
45			 Shows the current tty line number for this port.
46	
47			 These sysfs values expose the TIOCGSERIAL interface via
48			 sysfs rather than via ioctls.
49	
50	What:		/sys/class/tty/ttyS0/port
51	Date:		October 2012
52	Contact:	Alan Cox <alan@linux.intel.com>
53	Description:
54			 Shows the current tty port I/O address for this port.
55	
56			 These sysfs values expose the TIOCGSERIAL interface via
57			 sysfs rather than via ioctls.
58	
59	What:		/sys/class/tty/ttyS0/irq
60	Date:		October 2012
61	Contact:	Alan Cox <alan@linux.intel.com>
62	Description:
63			 Shows the current primary interrupt for this port.
64	
65			 These sysfs values expose the TIOCGSERIAL interface via
66			 sysfs rather than via ioctls.
67	
68	What:		/sys/class/tty/ttyS0/flags
69	Date:		October 2012
70	Contact:	Alan Cox <alan@linux.intel.com>
71	Description:
72			 Show the tty port status flags for this port.
73	
74			 These sysfs values expose the TIOCGSERIAL interface via
75			 sysfs rather than via ioctls.
76	
77	What:		/sys/class/tty/ttyS0/xmit_fifo_size
78	Date:		October 2012
79	Contact:	Alan Cox <alan@linux.intel.com>
80	Description:
81			 Show the transmit FIFO size for this port.
82	
83			 These sysfs values expose the TIOCGSERIAL interface via
84			 sysfs rather than via ioctls.
85	
86	What:		/sys/class/tty/ttyS0/close_delay
87	Date:		October 2012
88	Contact:	Alan Cox <alan@linux.intel.com>
89	Description:
90			 Show the closing delay time for this port in ms.
91	
92			 These sysfs values expose the TIOCGSERIAL interface via
93			 sysfs rather than via ioctls.
94	
95	What:		/sys/class/tty/ttyS0/closing_wait
96	Date:		October 2012
97	Contact:	Alan Cox <alan@linux.intel.com>
98	Description:
99			 Show the close wait time for this port in ms.
100	
101			 These sysfs values expose the TIOCGSERIAL interface via
102			 sysfs rather than via ioctls.
103	
104	What:		/sys/class/tty/ttyS0/custom_divisor
105	Date:		October 2012
106	Contact:	Alan Cox <alan@linux.intel.com>
107	Description:
108			 Show the custom divisor if any that is set on this port.
109	
110			 These sysfs values expose the TIOCGSERIAL interface via
111			 sysfs rather than via ioctls.
112	
113	What:		/sys/class/tty/ttyS0/io_type
114	Date:		October 2012
115	Contact:	Alan Cox <alan@linux.intel.com>
116	Description:
117			 Show the I/O type that is to be used with the iomem base
118			 address.
119	
120			 These sysfs values expose the TIOCGSERIAL interface via
121			 sysfs rather than via ioctls.
122	
123	What:		/sys/class/tty/ttyS0/iomem_base
124	Date:		October 2012
125	Contact:	Alan Cox <alan@linux.intel.com>
126	Description:
127			 The I/O memory base for this port.
128	
129			 These sysfs values expose the TIOCGSERIAL interface via
130			 sysfs rather than via ioctls.
131	
132	What:		/sys/class/tty/ttyS0/iomem_reg_shift
133	Date:		October 2012
134	Contact:	Alan Cox <alan@linux.intel.com>
135	Description:
136			 Show the register shift indicating the spacing to be used
137			 for accesses on this iomem address.
138	
139			 These sysfs values expose the TIOCGSERIAL interface via
140			 sysfs rather than via ioctls.
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