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bios:setup_var_mods:dell_latitude_5591_1.32 [2024/06/23 18:46] Sean Rhonebios:setup_var_mods:dell_latitude_5591_1.32 [2025/09/11 06:43] (current) – external edit 127.0.0.1
Line 3: Line 3:
   * Dell Latitude 5591 ((theoretically may work for Precision 3530 and Latitude 5491 since they share the same BIOS file))   * Dell Latitude 5591 ((theoretically may work for Precision 3530 and Latitude 5491 since they share the same BIOS file))
   * 2024/06/01: BIOS 1.32   * 2024/06/01: BIOS 1.32
- +  * :!: 2024/09/25Something (presumably PCI-relatedcauses ''iwlwifl'' to firmware-crash
-===== Process ===== +
- +
-  * CSME System Tools v12 r38 +
-  * https://github.com/BoringBoredom/UEFI-Editor/blob/master/README.md#how-to-change-hidden-settings-without-flashing-a-modded-bios +
- +
-  FPTW64.exe -d BIOS-dump.bin -BIOS +
- +
-====== Bad Settings ====== +
- +
-===== Audio DSP ===== +
- +
-  * Enable/Disable Audio DSP +
- +
-  * :!: Audio DSP is unusable on Linux with SOF with Intel MEI disabled +
- +
-  * Default: Disabled ''0'' +
-  * Ideal: Enabled ''1'' +
- +
-  setup_var_cv Setup 0xF48 0x1 0x1 +
- +
-===== Audio DSP Compliance Mode ===== +
- +
-  * Specifies DSP enabled system compliance: +
-  * 1. Non-UAA (IntelSST driver support only) +
-  * 2. UAA (HD Audio Inbox or IntelSST driver support) +
- +
-  * :!: Audio DSP is unusable on Linux with SOF with Intel MEI disabled +
- +
-  * Default: UAA (HDA Inbox/IntelSST) ''1'' +
-  * IdealUAA (HDA Inbox/IntelSST) ''1'' +
- +
-  setup_var_cv Setup 0xF49 0x1 0x1+
  
 ====== Overclocking Lock ====== ====== Overclocking Lock ======
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   setup_var_cv Setup 0xA7E 0x1 0x0   setup_var_cv Setup 0xA7E 0x1 0x0
- 
-====== CSM Support ====== 
- 
-  * Enable/Disable CSM Support 
- 
-  * Default: Enabled ''1'' 
-  * Ideal: Disabled ''0'' 
- 
-  setup_var_cv Setup 0x11A6 0x1 0x0 
- 
-====== Serial Port ====== 
- 
-  * Default: COM1 ''2'' 
-  * Ideal: Disabled ''0'' 
- 
-  setup_var_cv Setup 0x13DD 0x1 0x0 
- 
-====== Maximum GT frequency ====== 
- 
-  * Default: Default Max Frequency ''255'' 
-  * Ideal: 1200Mhz ''24'' 
- 
-  setup_var_cv Setup 0x82B 0x1 0x18 
- 
-====== FCLK Frequency for Early Power On ====== 
- 
-  * FCLK frequency can take values of 400MHz, 800MHz  and 1GHz 
-  * (1GHz not supported for ULT/ULX SKUs) 
- 
-  * Default: Normal (800MHz) ''0'' 
-  * Ideal: 1GHz ''1'' 
- 
-  setup_var_cv Setup 0x66F 0x1 0x1 
  
 ====== Max TOLUD ====== ====== Max TOLUD ======
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   * Dynamic assignment would adjust TOLUD automatically based on largest MMIO length of installed graphic controller   * Dynamic assignment would adjust TOLUD automatically based on largest MMIO length of installed graphic controller
  
-  * DefaultEFI Driver ''1'' +  * :!: TODO: Check this for 1.33 
-  * IdealAuto ''0''+ 
 +  * DefaultUnknown
  
-  setup_var_cv Setup 0x10D0 0x1 0x0+  setup_var_cv Setup 0x90E 0x1 0x0
  
 ====== RC6(Render Standby) ====== ====== RC6(Render Standby) ======
/srv/www/wiki/data/attic/bios/setup_var_mods/dell_latitude_5591_1.32.1719182812.txt.gz · Last modified: by Sean Rhone