Switch 2: Fuses - Revision history

Ootulp at 19:55, 6 February 2026

2026-02-06T18:55:39Z

← Older revision		Revision as of 21:55, 6 February 2026
Line 18:		Line 18:
	\| 0 \|\| 5..8 \|\| [[#OdmLock]]		\| 0 \|\| 5..8 \|\| [[#OdmLock]]
	\|-		\|-
	\| 0 \|\| 9 \|\| Fa		\| 0 \|\| 9 \|\| [[#Fa]]
	\|-		\|-
	\| 0 \|\| 10 \|\| SecurityMode		\| 0 \|\| 10 \|\| [[#SecurityMode]]
	\|-		\|-
	\| 0 \|\| 11 \|\| ArmJtagDisable		\| 0 \|\| 11 \|\| [[#ArmJtagDisable]]
	\|-		\|-
	\| 0 \|\| 12 \|\| NvJtagProtectionEnable[0]		\| 0 \|\| 12 \|\| [[#NvJtagProtectionEnable]]
	\|-		\|-
	\| 0 \|\| 16..20 \|\| DebugAuthentication~~[0..4~~]		\| 0 \|\| 16..20 \|\| [[#DebugAuthentication]]
	\|-		\|-
	\| 0 \|\| 28 \|\| ZeroizeDis		\| 0 \|\| 28 \|\| ZeroizeDis
Line 624:		Line 624:

	Both shadowed values should always agree with each other, and they should be programmed together without a reset in-between.		Both shadowed values should always agree with each other, and they should be programmed together without a reset in-between.

			The two redundant bits are OR'd together which protects 1 from becoming a 0.

	=== H2 Fuses ===		=== H2 Fuses ===
Line 894:		Line 896:
	== NvJtagProtectionEnable ==		== NvJtagProtectionEnable ==
	If set, [[#Fa]] cannot be used.		If set, [[#Fa]] cannot be used.

			== SecurityMode ==
			According to documentation, this acts as a lock for "all manufacturing fuses", and prevents them from being read or modified.

			Also known as the "ODM production mode" fuse.

			== ArmJtagDisable ==
			External debug paths disable for both Arm JTAG and USB SWD.

			== DebugAuthentication ==
			Fine-grained disables on debug signals.

			bit0: Forces dbgen to 0

			bit1: Forces niden to 0

			bit2: Forces spiden to 0

			bit3: Forces spniden to 0

			bit4: Forces deviceen to 0

	== SecBootDeviceSelect ==		== SecBootDeviceSelect ==
Line 900:		Line 923:
	== H2 ==		== H2 ==
	CRC32 of physical fuse words #188 bit20 and above, up to word #259 bit24. Uses polynomial 0x1EDC6F41.		CRC32 of physical fuse words #188 bit20 and above, up to word #259 bit24. Uses polynomial 0x1EDC6F41.

	~~Valid if SecurityMode == 1.~~

Ootulp: Add info from Orin Fuse specification

2026-02-06T18:31:05Z

Add info from Orin Fuse specification

Show changes

Ootulp at 08:44, 6 February 2026

2026-02-06T07:44:57Z

← Older revision		Revision as of 10:44, 6 February 2026
Line 151:		Line 151:
	\|-		\|-
	\| 32 \|\| 2..31 \|\| CcplexUcodeFieldRatchet[0..29]		\| 32 \|\| 2..31 \|\| CcplexUcodeFieldRatchet[0..29]
			\|-
			\| 33 \|\| 0..1 \|\| SysFwRatchet3[30..31] (Shadow)
	\|-		\|-
	\| 33 \|\| 2..31 \|\| CcplexUcodeFieldRatchet[0..29]		\| 33 \|\| 2..31 \|\| CcplexUcodeFieldRatchet[0..29]
Line 165:		Line 167:
	\|-		\|-
	\| 36 \|\| 4 \|\| IntegrityCheckEnable		\| 36 \|\| 4 \|\| IntegrityCheckEnable
			\|-
			\| 36 \|\| 5 \|\| Usb2NvJtagDisable
	\|-		\|-
	\| 36 \|\| 6 \|\| OptIstDisableDebug		\| 36 \|\| 6 \|\| OptIstDisableDebug
			\|-
			\| 36 \|\| 21 \|\| SecurityModeReduntant
	\|-		\|-
	\| 36 \|\| 22..23 \|\| DebugAuthentication[5..6]		\| 36 \|\| 22..23 \|\| DebugAuthentication[5..6]
			\|-
			\| 36 \|\| 24 \|\| ForceDbgWithTestKeys
			\|-
			\| 36 \|\| 25 \|\| FaRedundant
			\|-
			\| 36 \|\| 26 \|\| ForceDbgWithTestKeysDuringPscDbg
			\|-
			\| 36 \|\| 27 \|\| ForceDbgWithTestKeysDuringPscDbg
	\|-		\|-
	\| 36 \|\| 28 \|\| CcplexDfdAccessDisable		\| 36 \|\| 28 \|\| CcplexDfdAccessDisable
Line 177:		Line 191:
	\|-		\|-
	\| 37 \|\| 6 \|\| OptIstDisableDebug		\| 37 \|\| 6 \|\| OptIstDisableDebug
			\|-
			\| 37 \|\| 21 \|\| SecurityModeReduntant (Shadow)
	\|-		\|-
	\| 37 \|\| 22..23 \|\| DebugAuthentication[5..6] (Shadow)		\| 37 \|\| 22..23 \|\| DebugAuthentication[5..6] (Shadow)
	\|-		\|-
	\| 37 \|\| 28 \|\| CcplexDfdAccessDisable (Shadow)		\| 37 \|\| 28 \|\| CcplexDfdAccessDisable (Shadow)
	\|-
	~~\| 33 \|\| 0..1 \|\| SysFwRatchet3[30..31] (Shadow)~~
	\|-
	~~\| 36 \|\| 21 \|\| SecurityModeReduntant~~
	\|-
	~~\| 37 \|\| 21 \|\| SecurityModeReduntant (Shadow)~~
	\|-
	~~\| 36 \|\| 5 \|\| Usb2NvJtagDisable~~
	\|-
	~~\| 36 \|\| 24 \|\| ForceDbgWithTestKeys~~
	\|-
	~~\| 36 \|\| 25 \|\| FaRedundant~~
	\|-
	~~\| 36 \|\| 26 \|\| ForceDbgWithTestKeysDuringPscDbg~~
	\|-
	~~\| 36 \|\| 27 \|\| ForceDbgWithTestKeysDuringPscDbg~~
	\|-		\|-
	\| 37 \|\| 5 \|\| Usb2NvJtagDisable		\| 37 \|\| 5 \|\| Usb2NvJtagDisable

Ootulp at 08:41, 6 February 2026

2026-02-06T07:41:01Z

← Older revision		Revision as of 10:41, 6 February 2026
Line 101:		Line 101:
	\|-		\|-
	\| 18 \|\| 12..31 \|\| HyperVoltaging[0..19]		\| 18 \|\| 12..31 \|\| HyperVoltaging[0..19]
			\|-
			\| 18 \|\| 2 \|\| ObsDis
	\|-		\|-
	\| 19 \|\| 0..1 \|\| ReservedOdm7[30..31] (Shadow)		\| 19 \|\| 0..1 \|\| ReservedOdm7[30..31] (Shadow)
			\|-
			\| 19 \|\| 2 \|\| ObsDis
	\|-		\|-
	\| 19 \|\| 5 \|\| CcplexDfdAccessDisable[0]		\| 19 \|\| 5 \|\| CcplexDfdAccessDisable[0]
Line 161:		Line 165:
	\|-		\|-
	\| 36 \|\| 4 \|\| IntegrityCheckEnable		\| 36 \|\| 4 \|\| IntegrityCheckEnable
			\|-
			\| 36 \|\| 6 \|\| OptIstDisableDebug
	\|-		\|-
	\| 36 \|\| 22..23 \|\| DebugAuthentication[5..6]		\| 36 \|\| 22..23 \|\| DebugAuthentication[5..6]
Line 169:		Line 175:
	\|-		\|-
	\| 37 \|\| 4 \|\| IntegrityCheckEnable		\| 37 \|\| 4 \|\| IntegrityCheckEnable
			\|-
			\| 37 \|\| 6 \|\| OptIstDisableDebug
	\|-		\|-
	\| 37 \|\| 22..23 \|\| DebugAuthentication[5..6] (Shadow)		\| 37 \|\| 22..23 \|\| DebugAuthentication[5..6] (Shadow)
Line 205:		Line 213:
	\|-		\|-
	\| 46 \|\| 7..22 \|\| BctFieldRatchet[0..15]		\| 46 \|\| 7..22 \|\| BctFieldRatchet[0..15]
			\|-
			\| 46 \|\| 23 \|\| RevokePkH0
			\|-
			\| 46 \|\| 24 \|\| RevokePkH1
	\|-		\|-
	\| 47 \|\| 1 \|\| EnableCrJtagSecurity		\| 47 \|\| 1 \|\| EnableCrJtagSecurity
Line 211:		Line 223:
	\|-		\|-
	\| 47 \|\| 7..22 \|\| BctFieldRatchet[0..15] (Shadow)		\| 47 \|\| 7..22 \|\| BctFieldRatchet[0..15] (Shadow)
			\|-
			\| 47 \|\| 23 \|\| RevokePkH0
			\|-
			\| 47 \|\| 24 \|\| RevokePkH1
	\|-		\|-
	\| 72 \|\| 14..31 \|\| PscBlFieldRatchet[0..17]		\| 72 \|\| 14..31 \|\| PscBlFieldRatchet[0..17]
Line 492:		Line 508:
	\| 259 \|\| 0..24 \|\| [[#H2]][7..31]		\| 259 \|\| 0..24 \|\| [[#H2]][7..31]
	\|-		\|-
	\| 727 \|\| 0..31 \|\| ~~PlaceholderName~~[0..31]		\| 727 \|\| 0..31 \|\| PscOdmStatic[0..31]
	\|-		\|-
	\| 728 \|\| 0..31 \|\| ~~PlaceholderName~~[0..31]		\| 728 \|\| 0..31 \|\| PscOdmStatic[0..31]
	\|-		\|-
	\| 729 \|\| 0..31 \|\| EndorseKey[0..31]		\| 729 \|\| 0..31 \|\| EndorseKey[0..31]

Ootulp at 08:35, 6 February 2026

2026-02-06T07:35:22Z

Show changes

Ootulp at 07:50, 6 February 2026

2026-02-06T06:50:34Z

← Older revision		Revision as of 09:50, 6 February 2026
Line 15:		Line 15:
	\|-		\|-
	\| 0 \|\| 11 \|\| ArmJtagDisable		\| 0 \|\| 11 \|\| ArmJtagDisable
			\|-
			\| 0 \|\| 12 \|\| NvJtagProtectionEnable[0]
	\|-		\|-
	\| 0 \|\| 16..20 \|\| DebugAuthentication[0..4]		\| 0 \|\| 16..20 \|\| DebugAuthentication[0..4]
			\|-
			\| 0 \|\| 28 \|\| ZeroizeDis
	\|-		\|-
	\| 1 \|\| 5..8 \|\| OdmLock (Shadow)		\| 1 \|\| 5..8 \|\| OdmLock (Shadow)
Line 25:		Line 29:
	\|-		\|-
	\| 1 \|\| 11 \|\| ArmJtagDisable (Shadow)		\| 1 \|\| 11 \|\| ArmJtagDisable (Shadow)
			\|-
			\| 1 \|\| 12 \|\| NvJtagProtectionEnable[0]
	\|-		\|-
	\| 1 \|\| 16..20 \|\| DebugAuthentication[0..4]		\| 1 \|\| 16..20 \|\| DebugAuthentication[0..4]
			\|-
			\| 1 \|\| 28 \|\| ZeroizeDis
	\|-		\|-
	\| 2 \|\| 2..31 \|\| ReservedOdm0[0..29]		\| 2 \|\| 2..31 \|\| ReservedOdm0[0..29]
Line 151:		Line 159:
	\|-		\|-
	\| 36 \|\| 0..1 \|\| Mb1FieldRatchet[30..31]		\| 36 \|\| 0..1 \|\| Mb1FieldRatchet[30..31]
			\|-
			\| 36 \|\| 4 \|\| IntegrityCheckEnable
	\|-		\|-
	\| 36 \|\| 22..23 \|\| DebugAuthentication[5..6]		\| 36 \|\| 22..23 \|\| DebugAuthentication[5..6]
Line 157:		Line 167:
	\|-		\|-
	\| 37 \|\| 0..1 \|\| Mb1FieldRatchet[30..31]		\| 37 \|\| 0..1 \|\| Mb1FieldRatchet[30..31]
			\|-
			\| 37 \|\| 4 \|\| IntegrityCheckEnable
	\|-		\|-
	\| 37 \|\| 22..23 \|\| DebugAuthentication[5..6] (Shadow)		\| 37 \|\| 22..23 \|\| DebugAuthentication[5..6] (Shadow)
Line 307:		Line 319:
	\|-		\|-
	\| 202 \|\| 0..1 \|\| OdmId[1][30..31]		\| 202 \|\| 0..1 \|\| OdmId[1][30..31]
			\|-
			\| 202 \|\| 7 \|\| OptInEnable
	\|-		\|-
	\| 202 \|\| 8..31 \|\| PublicKeyHash[8][0..23]		\| 202 \|\| 8..31 \|\| PublicKeyHash[8][0..23]
Line 403:		Line 417:
	\|-		\|-
	\| 226 \|\| 0..7 \|\| EvitaCsk[224..255]		\| 226 \|\| 0..7 \|\| EvitaCsk[224..255]
			\|-
			\| 226 \|\| 8..23 \|\| SecuritySwOdm[0..15]
	\|-		\|-
	\| 226 \|\| 24 \|\| OemFuseEncShadow		\| 226 \|\| 24 \|\| OemFuseEncShadow

Ootulp at 07:43, 6 February 2026

2026-02-06T06:43:54Z

@@ Line 105: / Line 105: @@
 |-
 | 24 || 2..31 || SysFwRatchet0[0..29]
 |-
 | 25 || 2..31 || SysFwRatchet0[0..29] (Shadow)
@@ Line 164: / Line 168: @@
 | 37 || 21 || SecurityModeReduntant (Shadow)
 |-
-| 36 || 25 || FaRedundant
+| 36  || 5 || Usb2NvJtagDisable
 |-
-| 37 || 25 || FaRedundant (Shadow)
+| 37  || 27 || ForceDbgWithTestKeysDuringPscDbg
 |-
 | 46 || 6 || ArmJtagDisableRedundant
 |-
 | 46 || 7..22 || BctFieldRatchet[0..15]
 |-
 | 47 || 6 || ArmJtagDisableRedundant (Shadow)
@@ Line 258: / Line 282: @@
 | 196 || 0..20  || PublicKeyHash[7][11..31]
 |-
-| 196 || 21..31 || BootDevInfo[0..10] |
+| 196 || 21..31 || BootDevInfo[0..10]
 |-
-| 197 || 0..12  || BootDevInfo[19..31] |
+| 198 || 5..8  || MphyOdmCalib[0..3]
 |-
 | 198 || 9..22 || BootSecurityInfo[0..14]
 |-
 | 199 || 0..8 || BootSecurityInfo[15..31]
@@ Line 307: / Line 339: @@
 |-
 | 210 || 0..7  || PublicKeyHash[15][24..31]
 |-
 | 226 || 24 || OemFuseEncShadow
@@ Line 314: / Line 410: @@
 | 259 || 0..24 || [[#H2]][7..31]
 |}
 == Fuses ==

Ootulp: Created page with "T23x has a 0x1000-byte (16384 bit) fuse block. The fuse layout can be found by reverse engineering fskp_t234.bin from the Linux4Tegra package. == Physical Layout == {| class="wikitable" border="1" |- ! Fuse Word || Bits || Value |- | 0 || 5..8 || OdmLock |- | 0 || 9 || Fa |- | 0 || 10 || SecurityMode |- | 0 || 11 || ArmJtagDisable |- | 0 || 16..20 || DebugAuthentication[0..4] |- | 1 || 5..8 || OdmLock (Shadow) |- | 1 || 9 || Fa (Shadow) |- | 1 || 10 || SecurityMode (Sh..."

2026-02-06T06:27:13Z

Created page with "T23x has a 0x1000-byte (16384 bit) fuse block. The fuse layout can be found by reverse engineering fskp_t234.bin from the Linux4Tegra package. == Physical Layout == {| class="wikitable" border="1" |- ! Fuse Word || Bits || Value |- | 0 || 5..8 || OdmLock |- | 0 || 9 || Fa |- | 0 || 10 || SecurityMode |- | 0 || 11 || ArmJtagDisable |- | 0 || 16..20 || DebugAuthentication[0..4] |- | 1 || 5..8 || OdmLock (Shadow) |- | 1 || 9 || Fa (Shadow) |- | 1 || 10 || SecurityMode (Sh..."

New page

T23x has a 0x1000-byte (16384 bit) fuse block.

The fuse layout can be found by reverse engineering fskp_t234.bin from the Linux4Tegra package.

== Physical Layout ==
{| class="wikitable" border="1"
|-
! Fuse Word || Bits || Value
|-
| 0 || 5..8 || OdmLock
|-
| 0 || 9 || Fa
|-
| 0 || 10 || SecurityMode
|-
| 0 || 11 || ArmJtagDisable
|-
| 0 || 16..20 || DebugAuthentication[0..4]
|-
| 1 || 5..8 || OdmLock (Shadow)
|-
| 1 || 9 || Fa (Shadow)
|-
| 1 || 10 || SecurityMode (Shadow)
|-
| 1 || 11 || ArmJtagDisable (Shadow)
|-
| 1 || 16..20 || DebugAuthentication[0..4]
|-
| 2 || 2..31 || ReservedOdm0[0..29]
|-
| 3 || 2..31 || ReservedOdm0[0..29]
|-
| 4 || 0..1 || ReservedOdm0[30..31]
|-
| 4 || 2..31 || ReservedOdm1[0..29]
|-
| 5 || 0..1 || ReservedOdm0[30..31] (Shadow)
|-
| 5 || 2..31 || ReservedOdm1[0..29] (Shadow)
|-
| 6 || 0..1 || ReservedOdm1[30..31]
|-
| 6 || 2..31 || ReservedOdm2[0..29]
|-
| 7 || 0..1 || ReservedOdm1[30..31] (Shadow)
|-
| 7 || 2..31 || ReservedOdm2[0..29] (Shadow)
|-
| 8 || 0..1 || ReservedOdm2[30..31]
|-
| 8 || 2..31 || ReservedOdm3[0..29]
|-
| 9 || 0..1 || ReservedOdm2[30..31] (Shadow)
|-
| 9 || 2..31 || ReservedOdm3[0..29] (Shadow)
|-
| 10 || 0..1 || ReservedOdm3[30..31]
|-
| 10 || 2..31 || ReservedOdm4[0..29]
|-
| 11 || 0..1 || ReservedOdm3[30..31] (Shadow)
|-
| 11 || 2..31 || ReservedOdm4[0..29] (Shadow)
|-
| 12 || 0..1 || ReservedOdm4[30..31]
|-
| 12 || 2..31 || ReservedOdm5[0..29]
|-
| 13 || 0..1 || ReservedOdm4[30..31] (Shadow)
|-
| 13 || 2..31 || ReservedOdm5[0..29] (Shadow)
|-
| 14 || 0..1 || ReservedOdm5[30..31]
|-
| 14 || 2..31 || ReservedOdm6[0..29]
|-
| 15 || 0..1 || ReservedOdm5[30..31] (Shadow)
|-
| 15 || 2..31 || ReservedOdm6[0..29] (Shadow)
|-
| 16 || 0..1 || ReservedOdm6[30..31]
|-
| 16 || 2..31 || ReservedOdm7[0..29]
|-
| 17 || 0..1 || ReservedOdm6[30..31] (Shadow)
|-
| 17 || 2..31 || ReservedOdm7[0..29] (Shadow)
|-
| 18 || 0..1 || ReservedOdm7[30..31]
|-
| 18 || 5 || CcplexDfdAccessDisable[0]
|-
| 18 || 12..31 || HyperVoltaging[0..19]
|-
| 19 || 0..1 || ReservedOdm7[30..31] (Shadow)
|-
| 19 || 5 || CcplexDfdAccessDisable[0]
|-
| 19 || 12..31 || HyperVoltaging[0..19] (Shadow)
|-
| 20 || 0..11 || HyperVoltaging[20..31]
|-
| 21 || 0..11 || HyperVoltaging[20..31] (Shadow)
|-
| 24 || 2..31 || SysFwRatchet0[0..29]
|-
| 25 || 2..31 || SysFwRatchet0[0..29] (Shadow)
|-
| 26 || 0..1 || SysFwRatchet0[30..31]
|-
| 26 || 2..31 || SysFwRatchet1[0..29]
|-
| 27 || 0..1 || SysFwRatchet0[30..31] (Shadow)
|-
| 27 || 2..31 || SysFwRatchet1[0..29] (Shadow)
|-
| 28 || 0..1 || SysFwRatchet1[30..31]
|-
| 28 || 2..31 || SysFwRatchet2[0..29]
|-
| 29 || 0..1 || SysFwRatchet1[30..31] (Shadow)
|-
| 29 || 2..31 || SysFwRatchet2[0..29] (Shadow)
|-
| 30 || 0..1 || SysFwRatchet2[30..31]
|-
| 30 || 2..31 || SysFwRatchet3[0..29] (Shadow)
|-
| 31 || 0..1 || SysFwRatchet2[30..31]
|-
| 31 || 2..31 || SysFwRatchet3[0..29] (Shadow)
|-
| 32 || 0..1 || SysFwRatchet3[30..31]
|-
| 32 || 2..31 || CcplexUcodeFieldRatchet[0..29]
|-
| 33 || 2..31 || CcplexUcodeFieldRatchet[0..29]
|-
| 34 || 0..1 || CcplexUcodeFieldRatchet[30..31]
|-
| 34 || 2..31 || Mb1FieldRatchet[0..29]
|-
| 35 || 0..1 || CcplexUcodeFieldRatchet[30..31]
|-
| 35 || 2..31 || Mb1FieldRatchet[0..29]
|-
| 36 || 0..1 || Mb1FieldRatchet[30..31]
|-
| 36 || 22..23 || DebugAuthentication[5..6]
|-
| 36 || 28 || CcplexDfdAccessDisable
|-
| 37 || 0..1 || Mb1FieldRatchet[30..31]
|-
| 37 || 22..23 || DebugAuthentication[5..6] (Shadow)
|-
| 37 || 28 || CcplexDfdAccessDisable (Shadow)
|-
| 33 || 0..1 || SysFwRatchet3[30..31] (Shadow)
|-
| 36 || 21 || SecurityModeReduntant
|-
| 37 || 21 || SecurityModeReduntant (Shadow)
|-
| 36 || 25 || FaRedundant
|-
| 37 || 25 || FaRedundant (Shadow)
|-
| 46 || 6 || ArmJtagDisableRedundant
|-
| 46 || 7..22 || BctFieldRatchet[0..15]
|-
| 47 || 6 || ArmJtagDisableRedundant (Shadow)
|-
| 47 || 7..22 || BctFieldRatchet[0..15] (Shadow)
|-
| 72 || 14..31 || PscBlFieldRatchet[0..17]
|-
| 73 || 14..31 || PscBlFieldRatchet[0..17]
|-
| 74 || 0..13 || PscBlFieldRatchet[18..31]
|-
| 75 || 0..13 || PscBlFieldRatchet[18..31]
|-
| 74 || 30..31 || RomFeatureDisable[0..1]
|-
| 75 || 30..31 || RomFeatureDisable[0..1] (Shadow)
|-
| 76 || 0..13 || RomFeatureDisable[18..31]
|-
| 76 || 14..19 || FsiDebugAuthentication[0..5]
|-
| 76 || 20..25 || FsiDebugAuthentication[0..5]
|-
| 77 || 0..13 || RomFeatureDisable[18..31] (Shadow)
|-
| 77 || 14..19 || FsiDebugAuthentication[0..5] (Shadow)
|-
| 77 || 20..25 || FsiDebugAuthentication[0..5] (Shadow)
|-
| 84 || 32 || Sku
|-
| 87 || 14..27 || ReservedProduction
|-
| 97 || 22..28 || CcplexUcodeNvRevision[0..6]
|-
| 105 || 18..23 || MphyNvCalib[0..5]
|-
| 105 || 24..30 || Mb1NvRevision[0..6] |
|-
| 106 || 12..31 || BootNvInfo[0..19]
|-
| 107 || 0..11 || BootNvInfo[20..31]
|-
| 108 || 13 || AsyncL1aRstEnable
|-
| 108 || 14 || AsyncL0RstEnable
|-
| 107 || 0..11 || BootNvInfo[20..31]
|-
| 119 || 14..15 || BootRo
|-
| 127 || 7 || BootRomSelect
|-
| 170 || 14..20 || PscBlNvRevision[0..6] |
|-
| 188 || 21..31 || PublicKeyHash[0][0..10]
|-
| 189 || 0..20 || PublicKeyHash[0][11..31]
|-
| 189 || 21..31 || PublicKeyHash[1][0..10]
|-
| 190 || 0..20 || PublicKeyHash[1][11..31]
|-
| 190 || 21..31 || PublicKeyHash[2][0..10]
|-
| 191 || 0..20 || PublicKeyHash[2][11..31]
|-
| 191 || 21..31 || PublicKeyHash[3][0..10]
|-
| 192 || 0..20 || PublicKeyHash[3][11..31]
|-
| 192 || 21..31 || PublicKeyHash[4][0..10]
|-
| 193 || 0..20 || PublicKeyHash[4][11..31]
|-
| 193 || 21..31 || PublicKeyHash[5][0..10]
|-
| 194 || 0..20 || PublicKeyHash[5][11..31]
|-
| 194 || 21..31 || PublicKeyHash[6][0..10]
|-
| 195 || 0..20 || PublicKeyHash[6][11..31]
|-
| 195 || 21..31 || PublicKeyHash[7][0..10]
|-
| 196 || 0..20 || PublicKeyHash[7][11..31]
|-
| 196 || 21..31 || BootDevInfo[0..10] |
|-
| 197 || 0..12 || BootDevInfo[19..31] |
|-
| 198 || 9..22 || BootSecurityInfo[0..14]
|-
| 199 || 0..8 || BootSecurityInfo[15..31]
|-
| 199 || 9..24 || OdmInfo[0..15]
|-
| 200 || 2..31 || OdmId[0][0..29]
|-
| 201 || 0..1 || OdmId[0][30..31]
|-
| 201 || 2..31 || OdmId[1][0..29]
|-
| 202 || 0..1 || OdmId[1][30..31]
|-
| 202 || 8..31 || PublicKeyHash[8][0..23]
|-
| 203 || 0..7 || PublicKeyHash[8][24..31]
|-
| 203 || 8..31 || PublicKeyHash[9][0..23]
|-
| 204 || 0..7 || PublicKeyHash[9][24..31]
|-
| 204 || 8..31 || PublicKeyHash[10][0..23]
|-
| 205 || 0..7 || PublicKeyHash[10][24..31]
|-
| 205 || 8..31 || PublicKeyHash[11][0..23]
|-
| 206 || 0..7 || PublicKeyHash[11][24..31]
|-
| 206 || 8..31 || PublicKeyHash[12][0..23]
|-
| 207 || 0..7 || PublicKeyHash[12][24..31]
|-
| 207 || 8..31 || PublicKeyHash[13][0..23]
|-
| 208 || 0..7 || PublicKeyHash[13][24..31]
|-
| 208 || 8..31 || PublicKeyHash[14][0..23]
|-
| 209 || 0..7 || PublicKeyHash[14][24..31]
|-
| 209 || 8..31 || PublicKeyHash[15][0..23]
|-
| 210 || 0..7 || PublicKeyHash[15][24..31]
|-
| 226 || 24 || OemFuseEncShadow
|-
| 258 || 25..31 || [[#H2]][0..6]
|-
| 259 || 0..24 || [[#H2]][7..31]
|}

== Fuses ==
Some fuses are mirrored in MMIO registers.

Some fuses are stored redundantly.

{| class="wikitable" border="1"
|-
! FuseId || Name || Length || Mmio || Notes
|-
| 0 || BootSecurityInfo || 14 bits || [0x3810268] & 0x3FFF ||
|-
| 1 || [[#SecBootDeviceSelect]] || 3 bits || [0x38101C0] & 7 ||
|-
| 2 || Uid || || Complicated ||
|-
| 3 || Sku || || [0x3810110] ||
|-
| 4 || Tid || || [0x38101CC] ||
|-
| 5 || CpuSpeedo0 || || [0x3810114] ||
|-
| 6 || CpuSpeedo1 || || ||
|-
| 7 || CpuSpeedo2 || || ||
|-
| 8 || CpuIddq || || [0x3810478] ||
|-
| 9 || SocSpeedo0 || || [0x3810134] ||
|-
| 10 || SocSpeedo1 || || ||
|-
| 11 || SocSpeedo2 || || ||
|-
| 12 || Fa || || [0x38107BC] ||
|-
| 13 || Apb2JtagDisable || || [0x3810298] ||
|-
| 14 || TpcDisable || || [0x381030C] ||
|-
| 15 || Apb2JtagLock || 1 bit || ([0x38101F4] >> 3) & 1
|-
| 16 || SocIddq || || [0x3810140] ||
|-
| 17 || RomFeatureDisable || || [0x3810BF0] ||
|-
| 18 || BootNvInfo || || [0x3810578] ||
|-
| 19 || AsyncL1aRstEnable || || [0x38105B4] ||
|-
| 20 || AsyncL0RstEnable || || [0x38105B8] ||
|-
| 21 || OemFuseEncShadow || || [0x38108B8] ||
|-
| 22 || ReservedProduction || || [0x381014C] ||
|-
| 23 || HyperVoltaging || || [0x3810354] ||
|-
| 24 || MphyNvCalib || || [0x38104A0] ||
|-
| 25 || OptPrivSecEn || || [0x3810264] ||
|-
| 26 || UsbCalib || || [0x38101F0] ||
|-
| 27 || UsbCalibExt || || [0x3810350] ||
|-
| 28 || ProductionMode || || [0x3810100] ||
|-
| 29 || SecurityMode || || [0x38101A0] ||
|-
| 30 || OdmLock || || [0x3810108] ||
|-
| 31 || ArmJtagDisable || || [0x38101B8] ||
|-
| 32 || ReservedOdm0 || || [0x38101C8] ||
|-
| 33 || ReservedOdm1 || || ||
|-
| 34 || ReservedOdm2 || || [0x38101D0] ||
|-
| 35 || ReservedOdm3 || || [0x38101D4] ||
|-
| 36 || ReservedOdm4 || || [0x38101D8] ||
|-
| 37 || ReservedOdm5 || || [0x38101DC] ||
|-
| 38 || ReservedOdm6 || || [0x38101E0] ||
|-
| 39 || ReservedOdm7 || || [0x38101E4] ||
|-
| 40 || BootRomSelect || || [0x3810868] ||
|-
| 41 || BootRo || || [0x381075C] ||
|-
| 42 || PublicKeyHash || 512 bits || [0x3810164]..[0x3810180] and [0x381065C]..[0x3810678] || A SHA512 of the public key.
|-
| 44 || SwReserved || 4 bits || ([0x38101C0] >> 4) & 0xF ||
|-
| 45 || BootDevSelect || 3 bits || [0x38101C0] & 7 ||
|-
| 46 || IgnoreBootDevStraps || 1 bit || ([0x38101C0] >> 3) ||
|-
| 47 || BootDevInfo || || [0x38101BC] ||
|-
| 48 || Mb1NvRevision || [0x38104B8] || ||
|-
| 49 || PscBlNvRevision || [0x3810BD0] || ||
|-
| 50 || SysFwRatchet0 || || [0x3810520] ||
|-
| 51 || SysFwRatchet1 || || [0x3810524] ||
|-
| 52 || SysFwRatchet2 || || [0x3810528] ||
|-
| 53 || SysFwRatchet3 || || [0x381052C] ||
|-
| 54 || Mb1FieldRatchet || || [0x3810534] ||
|-
| 55 || PscBlFieldRatchet || || [0x3810BD4] ||
|-
| 56 || CcplexUcodeFieldRatchet || || [0x3810530] ||
|-
| 57 || OdmId || 64 bits || [0x3810408]..[0x381040C] ||
|-
| 58 || [[#H2]] || || [0x381043C] ||
|-
| 59 || OdmInfo || || [0x381029C] ||
|-
| 60 || DebugAuthentication || || [0x38102E4] ||
|-
| 61 || CcplexDfdAccessDisable || || [0x38102BC] ||
|-
| 62 || CvDisable || || [0x38104F8] ||
|-
| 63 || BctFieldRatchet || || [0x381091C] ||
|-
| 64 || CcplexUcodeNvRevision || || [0x3810364] ||
|-
| 65 || OptSampleType || || [0x3810244] ||
|-
| 66 || BootromPatchVersion || || [0x38104A8] ||
|-
| 72 || OptEmcDisable || || [0x38109C0] ||
|-
| 73 || SecureProvisionIndex || || [0x38102E8] ||
|-
| 74 || OptCcplexClusterDisable || || [0x3810314] ||
|-
| 75 || OptGpcDisable || || [0x3810288] ||
|-
| 76 || OptDlaDisable || || [0x38104F0] ||
|-
| 77 || FsiDebugAuthentication || || [0x3810C48] ||
|-
| 78 || EvitaMvk || 256 bits || [0x38107CC]..[0x38107E8] ||
|-
| 79 || EvitaCsk || 256 bits || [0x38107EC]..[0x3810808] ||
|-
| 80 || SecureProvisionInfo || || [0x38102EC] ||
|-
| 81 || MphyOdmCalib || || [0x3810224] ||
|-
| 82 || ForceDbgWithTestKeys || || [0x38104C8] ||
|-
| 83 || ForceDbgWithTestKeysDuringPscDbg || || [0x38107C0] ||
|-
| 84 || SecureInSysBistCtrl || || [0x38104CC] ||
|-
| 85 || Flw2 || || [0x3810568] ||
|-
| 86 || Usb2NvJtagDisable || || [0x3810590] ||
|-
| 87 || EnableCrJtagSecurity || || [0x3810884] ||
|-
| 88 || OptInEnable || || [0x38105A8] ||
|-
| 89 || SecuritySwOdm || || [0x3810840] ||
|-
| 90 || ZeroizeDis || || [0x38109A8] ||
|-
| 91 || IntegrityCheckEnable || || [0x3810540] ||
|-
| 92 || NvJtagProtectionEnable || || [0x38101EC] ||
|-
| 93 || PkcPubkeyHash1 || 512 bits || [0x3810920]..[0x381095C] ||
|-
| 94 || PkcPubkeyHash2 || 512 bits || [0x3810960]..[0x38109BC] ||
|-
| 95 || PscOdmStatic || || ||
|-
| 96 || EndorseKey || || ||
|-
| 97 || EndorseKeyTag || || ||
|-
| 98 || EvitaIdk || || ||
|-
| 99 || EvitaIdkTag || || ||
|-
| 100 || OemFuseIv || || ||
|-
| 101 || OemFuseIvTag || || ||
|-
| 102 || SecureBootKey || || ||
|-
| 103 || SecureBootKeyTag || || ||
|-
| 104 || Kdk0 || || ||
|-
| 105 || Kdk0Tag || || ||
|-
| 106 || OemK1 || || ||
|-
| 107 || OemK1Tag || || ||
|-
| 108 || OemK2 || || ||
|-
| 109 || OemK2Tag || || ||
|-
| 110 || FkddSk || || ||
|-
| 111 || FkddSkTag || || ||
|-
| 112 || FkddAk || || ||
|-
| 113 || FkddAkTag || || ||
|-
| 114 || RevokePkH0 || || [0x38109A0] ||
|-
| 115 || RevokePkH1 || || [0x38109A4] ||
|-
| 116 || ObsDis || || [0x38101E8] ||
|-
| 117 || OptIstDisableDebug || || [0x38105C4] ||
|-
| 118 || || || [0x3810BD8] ||
|-
| 119 || || || [0x3810CC8] ||
|-
| 120 || || || [0x3810830] ||
|-
| 121 || || || [0x3810834] ||
|-
| 122 || || || [0x3810A24] ||
|-
| 123 || || || [0x3810A28] ||
|-
| 124 || || || [0x3810A2C] ||
|-
| 125 || || || [0x3810A30] ||
|-
| 126 || || || [0x3810A14] ||
|-
| 127 || ||
|}

== SecBootDeviceSelect ==
Only valid if IgnoreBootDevStraps == 1.

== H2 ==
CRC32 of physical fuse words #188 bit20 and above, up to word #259 bit24. Uses polynomial 0x1EDC6F41.

Valid if SecurityMode == 1.