From: Javier Martinez Canillas Date: Fri, 12 Nov 2021 13:32:29 +0000 (+0100) Subject: Documentation/admin-guide: Document nomodeset kernel parameter X-Git-Tag: v5.17-rc1~173^2~18^2~2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b22a15a5aca34c8f59b770f858b1c21d347175e0;p=thirdparty%2Fkernel%2Flinux.git Documentation/admin-guide: Document nomodeset kernel parameter The nomodeset kernel command line parameter is not documented. Its name is quite vague and is not intuitive what's the behaviour when it is set. Document in kernel-parameters.txt what actually happens when nomodeset is used. That way, users could know if they want to enable this option. Signed-off-by: Javier Martinez Canillas Acked-by: Thomas Zimmermann Acked-by: Jani Nikula Acked-by: Pekka Paalanen Link: https://patchwork.freedesktop.org/patch/msgid/20211112133230.1595307-6-javierm@redhat.com --- diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 9725c546a0d46..eb258526d70d9 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -3545,6 +3545,13 @@ shutdown the other cpus. Instead use the REBOOT_VECTOR irq. + nomodeset Disable kernel modesetting. DRM drivers will not perform + display-mode changes or accelerated rendering. Only the + system framebuffer will be available for use if this was + set-up by the firmware or boot loader. + + Useful as fallback, or for testing and debugging. + nomodule Disable module load nopat [X86] Disable PAT (page attribute table extension of