From 82f12ab311fd5ab46d25c9cc51784adf37f33ad5 Mon Sep 17 00:00:00 2001 From: Palmer Dabbelt Date: Fri, 13 Sep 2019 13:38:43 -0700 Subject: [PATCH] Documentation: Add "earlycon=sbi" to the admin guide This argument is supported on RISC-V systems and widely used, but was not documented here. Signed-off-by: Palmer Dabbelt Signed-off-by: Jonathan Corbet --- Documentation/admin-guide/kernel-parameters.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 46b826fcb5ad..ce3696d8256c 100644 --- 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, -- 2.45.2