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--- linux:notes:kernel_parameters_todo [2025/10/20 20:51] – Sean Rhone
+++ linux:notes:kernel_parameters_todo [2025/12/06 00:09] (current) – old revision restored (2025/12/02 22:09) Sean Rhone
@@ Line 1: / Line 1: @@
-<code>
+====== TODO ======
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-sudo zypper install 'fwupd'
-sudo fwupdmgr get-bios-settings
-sudo fwupdmgr set-bios-setting 'TypeCPower' '15W' --no-reboot-check
-sudo fwupdmgr set-bios-setting 'Touchscreen' 'Disabled' --no-reboot-check
-sudo fwupdmgr set-bios-setting 'UsbEmu' 'Disabled' --no-reboot-check
-sudo fwupdmgr set-bios-setting 'DRmt' 'Disabled' --no-reboot-check
-sudo fwupdmgr set-bios-setting 'TbtPcieModeAutoSwitch' 'Disabled' --no-reboot-check
-sudo fwupdmgr set-bios-setting 'FanCtrlOvrd' 'Enabled' --no-reboot-check
-sudo fwupdmgr set-bios-setting 'LogicProc' '1' --no-reboot-check
-sudo zypper remove --clean-deps 'fwupd'
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-splash=silent resume=/dev/disk/by-uuid/x quiet security=
-acpi_osi='Linux' idle='halt' nohz='off' preempt='full' iommu='pt' pci='pcie_bus_perf,realloc,pcie_scan_all,big_root_window' pcie_aspm='off' pcie_port_pm='off' module_blacklist='iTCO_wdt,intel_oc_wdt' nowatchdog tsc='nowatchdog' drm_kms_helper.poll='0' rootflags='data=writeback'
-# End
-</code>
   dell_lis3lv02d.probe_i2c_addr='1'
   drm_kms_helper.fbdev_emulation='0'
+  splash=silent resume=/dev/disk/by-uuid/x quiet security=
 <code>
+systemd-analyze
 Startup finished in 4.464s (firmware) + 526ms (loader) + 329ms (kernel) + 1.595s (initrd) + 2.479s (userspace) = 9.394s
 graphical.target reached after 2.479s in userspace.</code>
+/11/08:
+<code>
+systemd-analyze
+Startup finished in 4.295s (firmware) + 649ms (loader) + 350ms (kernel) + 1.474s (initrd) + 2.498s (userspace) = 9.268s
+graphical.target reached after 2.498s in userspace.</code>
 ====== YaST2 Boot Loader ======
+  * Boot Code Options -> Boot Loader: ''GRUB2 for EFI''
   * Boot Code Options -> ''[ ]'' Secure Boot Support
-  * Kernel Parameters -> CPU Mitigations: Off
+  * Kernel Parameters -> CPU Mitigations: ''Off''
-  * Kernel Parameters -> ''[x]'' Graphical console
+  * Kernel Parameters -> ''[ ]'' Graphical console
   * Bootloader Options -> Timeout in Seconds: ''1'' ((:?: ''0'' seemingly unchecks ''Hide Menu on Boot''; ''0'' for <1s ''(loader)''))
   * Bootloader Options -> ''[ ]'' Probe Foreign OS
-====== i915 ======
-  sudo -e '/etc/modprobe.d/99-i915-tweaks.conf'
-<code>
-options i915 disable_power_well=0
-options i915 enable_dc=0
-options i915 enable_dmc_wl=0
-options i915 enable_dpt=0
-options i915 enable_dsb=0
-options i915 enable_fbc=0
-options i915 enable_guc=0
-options i915 enable_ips=0
-options i915 enable_psr2_sel_fetch=0
-options i915 enable_psr=0
-options i915 enable_sagv=0
-options i915 guc_log_level=0
-options i915 mitigations=off
-options i915 nuclear_pageflip=1
-options i915 panel_use_ssc=0
-options i915 verbose_state_checks=0
-options i915 enable_dpcd_backlight=0
-options i915 error_capture=0
-# End</code>
-===== Verify =====
-  sudo systool -v -m 'i915'
-  sudo modinfo -p 'i915'
-====== SSD ======
-  sudo -e '/etc/modprobe.d/99-ssd-tweaks.conf'
-<code>
-options ahci mobile_lpm_policy=1
-options nvme noacpi=1
-options nvme_core default_ps_max_latency_us=0
-options nvme_core iopolicy=queue-depth
-options nvme_core multipath_always_on=1
-# End</code>
-===== Verify =====
-==== ahci ====
-  sudo systool -v -m 'ahci'
-  sudo modinfo -p 'ahci'
-==== nvme ====
-  sudo systool -v -m 'nvme'
-  sudo modinfo -p 'nvme'
-==== nvme_core ====
-  sudo systool -v -m 'nvme_core'
-  sudo modinfo -p 'nvme_core'
-====== snd_hda_intel ======
-  sudo -e '/etc/modprobe.d/99-snd-tweaks.conf'
-<code>
-options snd_hda_intel power_save=0
-# End</code>
-===== Verify =====
-  sudo systool -v -m 'snd_hda_intel'
-  sudo modinfo -p 'snd_hda_intel'
-====== iwlwifi ======
-  sudo -e '/etc/modprobe.d/99-iwlwifi-tweaks.conf'
-<code>
-options iwlmvm power_scheme=1
-options iwlwifi bt_coex_active=0
-options iwlwifi led_mode=3
-# End</code>
-===== Verify =====
-==== iwlmvm ====
-  sudo systool -v -m 'iwlmvm'
-  sudo modinfo -p 'iwlmvm'
-==== iwlwifi ====
-  sudo systool -v -m 'iwlwifi'
-  sudo modinfo -p 'iwlwifi'