5c0a2450d6
This reverts commit d8a5dc3033.
This breaks plymouth installs, either because plymouth is using the file
"incorrectly" or because the patch is incorrect. Either way, this needs
to be reverted until it is all figured out.
Reported-by: Josh Boyer <jwboyer@fedoraproject.org>
Reported-by: Ray Strode <halfline@gmail.com>
Cc: Lennart Poettering <lennart@poettering.net>
Cc: Kay Sievers <kay@vrfy.org>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: David Herrmann <dh.herrmann@gmail.com>
Cc: Werner Fink <werner@suse.de>
Cc: Hannes Reinecke <hare@suse.de>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
141 lines
4.0 KiB
Plaintext
141 lines
4.0 KiB
Plaintext
What: /sys/class/tty/console/active
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Date: Nov 2010
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Contact: Kay Sievers <kay.sievers@vrfy.org>
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Description:
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Shows the list of currently configured
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console devices, like 'tty1 ttyS0'.
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The last entry in the file is the active
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device connected to /dev/console.
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The file supports poll() to detect virtual
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console switches.
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What: /sys/class/tty/tty0/active
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Date: Nov 2010
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Contact: Kay Sievers <kay.sievers@vrfy.org>
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Description:
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Shows the currently active virtual console
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device, like 'tty1'.
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The file supports poll() to detect virtual
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console switches.
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What: /sys/class/tty/ttyS0/uartclk
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Date: Sep 2012
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Contact: Tomas Hlavacek <tmshlvck@gmail.com>
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Description:
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Shows the current uartclk value associated with the
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UART port in serial_core, that is bound to TTY like ttyS0.
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uartclk = 16 * baud_base
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/type
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Shows the current tty type for this port.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/line
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Shows the current tty line number for this port.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/port
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Shows the current tty port I/O address for this port.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/irq
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Shows the current primary interrupt for this port.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/flags
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Show the tty port status flags for this port.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/xmit_fifo_size
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Show the transmit FIFO size for this port.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/close_delay
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Show the closing delay time for this port in ms.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/closing_wait
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Show the close wait time for this port in ms.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/custom_divisor
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Show the custom divisor if any that is set on this port.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/io_type
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Show the I/O type that is to be used with the iomem base
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address.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/iomem_base
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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The I/O memory base for this port.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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What: /sys/class/tty/ttyS0/iomem_reg_shift
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Date: October 2012
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Contact: Alan Cox <alan@linux.intel.com>
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Description:
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Show the register shift indicating the spacing to be used
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for accesses on this iomem address.
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These sysfs values expose the TIOCGSERIAL interface via
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sysfs rather than via ioctls.
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