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Documentation: Add "earlycon=sbi" to the admin guide
author
Palmer Dabbelt
<palmer@sifive.com>
Fri, 13 Sep 2019 20:38:43 +0000
(13:38 -0700)
committer
Jonathan Corbet
<corbet@lwn.net>
Sat, 14 Sep 2019 07:55:27 +0000
(
01:55
-0600)
This argument is supported on RISC-V systems and widely used, but was
not documented here.
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Documentation/admin-guide/kernel-parameters.txt
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diff --git
a/Documentation/admin-guide/kernel-parameters.txt
b/Documentation/admin-guide/kernel-parameters.txt
index
46b826f
..
ce3696d
100644
(file)
--- a/
Documentation/admin-guide/kernel-parameters.txt
+++ b/
Documentation/admin-guide/kernel-parameters.txt
@@
-1044,6
+1044,10
@@
specified address. The serial port must already be
setup and configured. Options are not yet supported.
+ sbi
+ Use RISC-V SBI (Supervisor Binary Interface) for early
+ console.
+
smh Use ARM semihosting calls for early console.
s3c2410,<addr>