Dell Latitude 5285 2-in-1 UEFI参数修改

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禁用:

setup_var 0x4ED 0x0 关闭 CFG Lock
setup_var 0x4ED 0x1 开启 CFG Lock(默认)


setup_var 0xEEF 0x0 关闭 Fast Boot(默认)
setup_var 0xEEF 0x1 开启 Fast Boot



setup_var 0x0 0x0 关闭 Secure Boot
setup_var 0x0 0x1 开启 Secure Boot(默认)



setup_var 0x799 0x0 关闭 VT-d
setup_var 0x799 0x1 开启 VT-d(默认)


setup_var 0xFC8 0x0 关闭 CSM
setup_var 0xFC8 0x1 开启 CSM(默认)



setup_var 0x5A2 0x0 关闭 SGX
setup_var 0x5A2 0x1 开启 SGX
setup_var 0x5A2 0x2 开启 Software Controlled(默认)

启用:

setup_var 0x79A 0x0 关闭 Above 4GB MMIO BIOS Assignment / Above 4G Decoding(默认)
setup_var 0x79A 0x1 开启 Above 4GB MMIO BIOS Assignment / Above 4G Decoding


setup_var 0x4B6 0x0 关闭 Hyper-Threading
setup_var 0x4B6 0x1 开启 Hyper-Threading(默认)


setup_var 0x4AF 0x0 关闭 Execute Disable Bit
setup_var 0x4AF 0x1 开启 Execute Disable Bit

setup_var 0x1B 0x0 关闭 EHCI Hand-off(默认)
setup_var 0x1B 0x1 开启 EHCI Hand-off

setup_var 0x795 0x1 预分配 32M(默认)
setup_var 0x795 0x2 预分配 64M

原始 Bios 数据

One Of: CFG Lock, VarStoreInfo (VarOffset/VarName): 0x4ED, VarStore: 0x1, QuestionId: 0x2A4, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 EF 02 F0 02 A4 02 01 00 ED 04 10 10 00 01 00}
0x35FE6 			One Of Option: Disabled, Value (8 bit): 0x0 {09 07 04 00 00 00 00}
0x35FED 			One Of Option: Enabled, Value (8 bit): 0x1 (default) {09 07 03 00 30 00 01}
0x35FF4 		End One Of {29 02}


0x518E8 		One Of: Fast Boot, VarStoreInfo (VarOffset/VarName): 0xEEF, VarStore: 0x1, QuestionId: 0xCE0, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 24 00 25 00 E0 0C 01 00 EF 0E 10 10 00 01 00}
0x518F9 			Default: DefaultId: 0x0, Value (8 bit): 0x1 {5B 06 00 00 00 01}
0x518FF 			One Of Option: Disable, Value (8 bit): 0x0 (default MFG) {09 07 6B 12 20 00 00}
0x51906 			One Of Option: Enabled, Value (8 bit): 0x1 {09 07 90 14 00 00 01}
0x5190D 		End One Of {29 02}



0x5168D 			One Of: Secure Boot, VarStoreInfo (VarOffset/VarName): 0x0, VarStore: 0x24, QuestionId: 0x27FB, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 A3 14 A4 14 FB 27 24 00 00 00 14 10 00 01 00}
0x5169E 				Default: DefaultId: 0x0, Value (8 bit): 0x0 {5B 06 00 00 00 00}
0x516A4 				One Of Option: Disabled, Value (8 bit): 0x0 {09 07 04 00 00 00 00}
0x516AB 				One Of Option: Enabled, Value (8 bit): 0x1 (default MFG) {09 07 03 00 20 00 01}
0x516B2 			End One Of {29 02}


0x3BF7C 			One Of: VT-d, VarStoreInfo (VarOffset/VarName): 0x799, VarStore: 0x1, QuestionId: 0x4AA, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 25 05 26 05 AA 04 01 00 99 07 10 10 00 01 00}
0x3BF8D 				One Of Option: Disabled, Value (8 bit): 0x0 {09 07 90 00 00 00 00}
0x3BF94 				One Of Option: Enabled, Value (8 bit): 0x1 (default) {09 07 8F 00 30 00 01}
0x3BF9B 			End One Of {29 02}


0x3A8FC 			One Of: CSM Support, VarStoreInfo (VarOffset/VarName): 0xFC8, VarStore: 0x1, QuestionId: 0x27F2, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 6F 14 70 14 F2 27 01 00 C8 0F 14 10 00 01 00}
0x3A90D 				Default: DefaultId: 0x0, Value (8 bit): 0x1 {5B 06 00 00 00 01}
0x3A913 				One Of Option: Disabled, Value (8 bit): 0x0 {09 07 04 00 00 00 00}
0x3A91A 				One Of Option: Enabled, Value (8 bit): 0x1 (default MFG) {09 07 03 00 20 00 01}
0x3A921 			End One Of {29 02}

0x2E4B2 			One Of: SW Guard Extensions (SGX), VarStoreInfo (VarOffset/VarName): 0x5A2, VarStore: 0x1, QuestionId: 0x10D, Size: 1, Min: 0x0, Max 0x2, Step: 0x0 {05 91 61 03 62 03 0D 01 01 00 A2 05 10 10 00 02 00}
0x2E4C3 				One Of Option: Disabled, Value (8 bit): 0x0 {09 07 90 00 00 00 00}
0x2E4CA 				One Of Option: Enabled, Value (8 bit): 0x1 {09 07 8F 00 00 00 01}
0x2E4D1 				One Of Option: Software Controlled, Value (8 bit): 0x2 (default) {09 07 52 03 30 00 02}
0x2E4D8 			End One Of {29 02}


0x3C023 		One Of: Above 4GB MMIO BIOS assignment, VarStoreInfo (VarOffset/VarName): 0x79A, VarStore: 0x1, QuestionId: 0x4AE, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 1C 06 1D 06 AE 04 01 00 9A 07 10 10 00 01 00}
0x3C034 			One Of Option: Enabled, Value (8 bit): 0x1 {09 07 8F 00 00 00 01}
0x3C03B 			One Of Option: Disabled, Value (8 bit): 0x0 (default) {09 07 90 00 30 00 00}
0x3C042 		End One Of {29 02}


0x33531 				One Of: Hyper-Threading, VarStoreInfo (VarOffset/VarName): 0x4B6, VarStore: 0x1, QuestionId: 0x1B9, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 8C 01 8D 01 B9 01 01 00 B6 04 10 10 00 01 00}
0x33542 					One Of Option: Disabled, Value (8 bit): 0x0 {09 07 04 00 00 00 00}
0x33549 					One Of Option: Enabled, Value (8 bit): 0x1 (default) {09 07 03 00 30 00 01}
0x33550 				End One Of {29 02}



0x334DD 			One Of: Execute Disable Bit, VarStoreInfo (VarOffset/VarName): 0x4AF, VarStore: 0x1, QuestionId: 0x1B7, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 90 03 91 03 B7 01 01 00 AF 04 10 10 00 01 00}
0x334EE 				One Of Option: Disabled, Value (8 bit): 0x0 {09 07 04 00 00 00 00}
0x334F5 				One Of Option: Enabled, Value (8 bit): 0x1 (default) {09 07 03 00 30 00 01}
0x334FC 			End One Of {29 02}



0x3AC26 				One Of: XHCI Hand-off, VarStoreInfo (VarOffset/VarName): 0x1B, VarStore: 0x2C, QuestionId: 0x461, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 62 15 63 15 61 04 2C 00 1B 00 10 10 00 01 00}
0x3AC37 					One Of Option: Enabled, Value (8 bit): 0x1 {09 07 57 15 00 00 01}
0x3AC3E 					One Of Option: Disabled, Value (8 bit): 0x0 {09 07 58 15 00 00 00}
0x3AC45 					Default: DefaultId: 0x0, Value (8 bit): 0x0 {5B 06 00 00 00 00}
0x3AC4B 					Default: DefaultId: 0x1, Value (8 bit): 0x0 {5B 06 01 00 00 00}
0x3AC51 				End One Of {29 02}



0x3AC71 				One Of: EHCI Hand-off, VarStoreInfo (VarOffset/VarName): 0x2, VarStore: 0x2C, QuestionId: 0x462, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 64 15 65 15 62 04 2C 00 02 00 10 10 00 01 00}
0x3AC82 					One Of Option: Disabled, Value (8 bit): 0x0 (default) {09 07 58 15 30 00 00}
0x3AC89 					One Of Option: Enabled, Value (8 bit): 0x1 {09 07 57 15 00 00 01}
0x3AC90 				End One Of {29 02}




0x3C3A0 			One Of: DVMT Pre-Allocated, VarStoreInfo (VarOffset/VarName): 0x795, VarStore: 0x1, QuestionId: 0x2735, Size: 1, Min: 0x0, Max 0xFE, Step: 0x0 {05 91 0C 05 1F 05 35 27 01 00 95 07 14 10 00 FE 00}
0x3C3B1 				One Of Option: 0M, Value (8 bit): 0x0 {09 07 0D 05 00 00 00}
0x3C3B8 				One Of Option: 32M, Value (8 bit): 0x1 (default) {09 07 0E 05 30 00 01}
0x3C3BF 				One Of Option: 64M, Value (8 bit): 0x2 {09 07 0F 05 00 00 02}
0x3C3C6 				One Of Option: 4M, Value (8 bit): 0xF0 {09 07 10 05 00 00 F0}
0x3C3CD 				One Of Option: 8M, Value (8 bit): 0xF1 {09 07 11 05 00 00 F1}
0x3C3D4 				One Of Option: 12M, Value (8 bit): 0xF2 {09 07 12 05 00 00 F2}
0x3C3DB 				One Of Option: 16M, Value (8 bit): 0xF3 {09 07 13 05 00 00 F3}
0x3C3E2 				One Of Option: 20M, Value (8 bit): 0xF4 {09 07 14 05 00 00 F4}
0x3C3E9 				One Of Option: 24M, Value (8 bit): 0xF5 {09 07 15 05 00 00 F5}
0x3C3F0 				One Of Option: 28M, Value (8 bit): 0xF6 {09 07 16 05 00 00 F6}
0x3C3F7 				One Of Option: 32M/F7, Value (8 bit): 0xF7 {09 07 17 05 00 00 F7}
0x3C3FE 				One Of Option: 36M, Value (8 bit): 0xF8 {09 07 18 05 00 00 F8}
0x3C405 				One Of Option: 40M, Value (8 bit): 0xF9 {09 07 19 05 00 00 F9}
0x3C40C 				One Of Option: 44M, Value (8 bit): 0xFA {09 07 1A 05 00 00 FA}
0x3C413 				One Of Option: 48M, Value (8 bit): 0xFB {09 07 1B 05 00 00 FB}
0x3C41A 				One Of Option: 52M, Value (8 bit): 0xFC {09 07 1C 05 00 00 FC}
0x3C421 				One Of Option: 56M, Value (8 bit): 0xFD {09 07 1D 05 00 00 FD}
0x3C428 				One Of Option: 60M, Value (8 bit): 0xFE {09 07 1E 05 00 00 FE}
0x3C42F 			End One Of {29 02}

正文完
 
Hlynford
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