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| author | Palmer Dabbelt <palmer@sifive.com> | 2019-09-13 13:38:43 -0700 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2019-09-14 01:55:27 -0600 |
| commit | 82f12ab311fd5ab46d25c9cc51784adf37f33ad5 (patch) | |
| tree | 93686a410318badb40fbc842e34928c94cca2526 /Documentation/admin-guide | |
| parent | 19ad5f79f92e01375070009439c9f3ae22dc6b22 (diff) | |
| download | linux-82f12ab311fd5ab46d25c9cc51784adf37f33ad5.tar.gz linux-82f12ab311fd5ab46d25c9cc51784adf37f33ad5.tar.bz2 linux-82f12ab311fd5ab46d25c9cc51784adf37f33ad5.zip | |
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 <palmer@sifive.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/admin-guide')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 4 |
1 files changed, 4 insertions, 0 deletions
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,<addr> |