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-rw-r--r--Documentation/admin-guide/kernel-parameters.txt14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 408781ee142c..b799bcf67d7b 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1028,6 +1028,12 @@
specified address. The serial port must already be
setup and configured. Options are not yet supported.
+ rda,<addr>
+ Start an early, polled-mode console on a serial port
+ of an RDA Micro SoC, such as RDA8810PL, at the
+ specified address. The serial port must already be
+ setup and configured. Options are not yet supported.
+
smh Use ARM semihosting calls for early console.
s3c2410,<addr>
@@ -3092,6 +3098,14 @@
timeout < 0: reboot immediately
Format: <timeout>
+ panic_print= Bitmask for printing system info when panic happens.
+ User can chose combination of the following bits:
+ bit 0: print all tasks info
+ bit 1: print system memory info
+ bit 2: print timer info
+ bit 3: print locks info if CONFIG_LOCKDEP is on
+ bit 4: print ftrace buffer
+
panic_on_warn panic() instead of WARN(). Useful to cause kdump
on a WARN().