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authorSamo Pogacnik <samo_pogacnik@t-2.net>2010-08-25 20:44:07 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2010-10-22 10:20:02 -0700
commit24b4b67d17c308aaa956b73ab1e88190f6642bbe (patch)
tree86ff019ce69aca93371719487869de4ad6d205e0 /drivers/char/Kconfig
parent891b9dd10764352926e1e107756aa229dfa2c210 (diff)
downloadlinux-24b4b67d17c308aaa956b73ab1e88190f6642bbe.tar.gz
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 'drivers/char/Kconfig')
-rw-r--r--drivers/char/Kconfig15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 3d44ec724c1..43d3395325c 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -493,6 +493,21 @@ config LEGACY_PTY_COUNT
When not in use, each legacy PTY occupies 12 bytes on 32-bit
architectures and 24 bytes on 64-bit architectures.
+config TTY_PRINTK
+ bool "TTY driver to output user messages via printk"
+ depends on EMBEDDED
+ default n
+ ---help---
+ If you say Y here, the support for writing user messages (i.e.
+ console messages) via printk is available.
+
+ The feature is useful to inline user messages with kernel
+ messages.
+ In order to use this feature, you should output user messages
+ to /dev/ttyprintk or redirect console to this TTY.
+
+ If unsure, say N.
+
config BRIQ_PANEL
tristate 'Total Impact briQ front panel driver'
depends on PPC_CHRP