notes:kernel_parameters
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
notes:kernel_parameters [2023/12/13 07:41] – Sean Rhone | notes:kernel_parameters [2024/04/29 17:12] (current) – Sean Rhone | ||
---|---|---|---|
Line 1: | Line 1: | ||
+ | ====== Information ====== | ||
+ | |||
+ | * Various kernel options | ||
+ | * https:// | ||
+ | |||
====== General ====== | ====== General ====== | ||
+ | |||
+ | ===== Low-Latency ===== | ||
+ | |||
+ | **** | ||
+ | |||
+ | preempt=' | ||
===== OSI ===== | ===== OSI ===== | ||
+ | |||
+ | * https:// | ||
+ | * https:// | ||
acpi_osi=' | acpi_osi=' | ||
acpi_osi=' | acpi_osi=' | ||
+ | |||
+ | ==== Spinesnap ==== | ||
+ | |||
+ | * :!: Dell Latitude 5591 needs '' | ||
+ | * :!: 2024/04/29: Forcing Windows OSI causes brightness buttons on the built-in keyboard to not function ((with '' | ||
+ | |||
+ | acpi_osi=' | ||
+ | |||
+ | ===== Reboot ===== | ||
+ | |||
+ | * Does hard reboots | ||
+ | * :!: '' | ||
+ | |||
+ | reboot=' | ||
+ | |||
+ | reboot=' | ||
===== Modern Standby ===== | ===== Modern Standby ===== | ||
Line 24: | Line 54: | ||
pci=' | pci=' | ||
+ | |||
+ | ===== Interrupt Remapping ===== | ||
+ | |||
+ | **** | ||
+ | |||
+ | intremap=' | ||
===== Custom Resolution ===== | ===== Custom Resolution ===== | ||
- | * For an Acer S271H7 even though it can do 75Hz, this option sets one of the display timings too-high and 75Hz can't be reduced-blanked here; 74Hz is close enough | + | * https:// |
- | * Necessary for Wayland, and also seemingly works as an alternative to '' | + | |
- | * '' | + | |
- | video=' | + | |
+ | * :?: '' | ||
+ | |||
+ | ==== Acer S721HL ==== | ||
+ | |||
+ | * Increase refresh rate for 1080p from default 60Hz to 75Hz | ||
+ | |||
+ | video=' | ||
+ | |||
+ | ==== TCL 55S405 ==== | ||
+ | |||
+ | * Solves instability on some AMD GPUs at 4K@60Hz on HDMI | ||
+ | * 2024/04/29: From old notes and untested | ||
+ | |||
+ | | ||
====== AMD ====== | ====== AMD ====== | ||
Line 62: | Line 110: | ||
====== Intel ====== | ====== Intel ====== | ||
+ | |||
+ | ===== i915 ===== | ||
+ | |||
+ | **** | ||
+ | |||
+ | i915.enable_fbc=' | ||
===== IOMMU ===== | ===== IOMMU ===== |
/var/www/wiki/data/attic/notes/kernel_parameters.1702471313.txt.gz · Last modified: 2023/12/13 07:41 by Sean Rhone