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| author | Samo Pogacnik <samo_pogacnik@t-2.net> | 2010-08-25 20:44:07 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-10-22 19:20:02 +0200 |
| commit | 24b4b67d17c308aaa956b73ab1e88190f6642bbe (patch) | |
| tree | 86ff019ce69aca93371719487869de4ad6d205e0 /Documentation/devices.txt | |
| parent | serial-core: restore termios settings when resume console ports (diff) | |
| download | linux-24b4b67d17c308aaa956b73ab1e88190f6642bbe.tar.xz linux-24b4b67d17c308aaa956b73ab1e88190f6642bbe.zip | |
add ttyprintk driver
Ttyprintk is a pseudo TTY driver, which allows users to make printk
messages, via output to ttyprintk device. It is possible to store
"console" messages inline with kernel messages for better analyses of
the boot process, for example.
Signed-off-by: Samo Pogacnik <samo_pogacnik@t-2.net>
Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'Documentation/devices.txt')
| -rw-r--r-- | Documentation/devices.txt | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devices.txt b/Documentation/devices.txt index d0d1df6cb5de..6a08fd731d28 100644 --- a/Documentation/devices.txt +++ b/Documentation/devices.txt @@ -239,6 +239,7 @@ Your cooperation is appreciated. 0 = /dev/tty Current TTY device 1 = /dev/console System console 2 = /dev/ptmx PTY master multiplex + 3 = /dev/ttyprintk User messages via printk TTY device 64 = /dev/cua0 Callout device for ttyS0 ... 255 = /dev/cua191 Callout device for ttyS191 |