Differences

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--- linux:notes:kernel_parameters [2024/09/30 00:38] – Sean Rhone
+++ linux:notes:kernel_parameters [2025/04/22 01:08] (current) – Sean Rhone
@@ Line 3: / Line 3: @@
   * Various kernel options
   * https://www.kernel.org/doc/html/latest/admin-guide/kernel-parameters.html
-  * :!: 2024: ''systemd-boot'' does not like typewriter apostrophes '''like this' '', but GRUB handles it fine
+===== systemd-boot =====
+  * :!: 2024: ''systemd-boot'' doesn't handle typewriter apostrophes '''like this' '', but GRUB handles it fine ((above kernel params page mentions double-quote usage))
+  * :!: 2024/05/18: ''systemd-boot'' on [[linux;distros;opensuse_tumbleweed_gnome|oS TW]] doesn't delete old ''initrd''s automatically, doesn't handle typewriter apostrophes, doesn't support ''dracut.conf'' settings, and doesn't seem faster than GRUB
 ====== Resources ======
@@ Line 95: / Line 99: @@
 <code>mem_encrypt='on'</code>
+===== TPM Integrity =====
+  * https://www.phoronix.com/news/Linux-TPM-Disable-PCR-Integrity
+  * TODO: Option name (probably ''off'')
+<code>tpm.disable_pcr_integrity=</code>
 ====== AMDGPU ======
@@ Line 113: / Line 124: @@
   cat '/sys/module/amdgpu/parameters/ppfeaturemask'
+===== Disable PSR =====
+  * :?: ''0x15'' was seen somewhere for something
+  * 2025/03/04: Untested
+  amdgpu.dcdebugmask=0x10
 ====== NVIDIA ======
@@ Line 161: / Line 179: @@
   * https://github.com/ckb-next/ckb-next/wiki/Troubleshooting#usbhid-quirks
   * :!: Seemingly only needed with the mouse plugged directly to the motherboard, and not through USB-C docks
+  * :?: 2024/09/30: Without that quirk, mouse failed immediately after setting ''preempt=none'' from a USB-C dock
   usbcore.quirks='1b1c:1b75:bgmn'