Nintendo Switch Brew

Secure Monitor: Difference between revisions

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= Secure Monitor Calls =
= SMC =
The secure monitor provides two top level handlers of which each provides a range of sub handlers.
The secure monitor provides two top level handlers of which each provides a range of sub handlers.


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| 13 || [[#IsChargerHiZModeEnabled]]
| 13 || [[#IsChargerHiZModeEnabled]]
|-
|-
| 14 || [4.0.0+] [[#QuestState]]
| 14 || [4.0.0+] [[#RetailInteractiveDisplayState]]
|-
|-
| 15 || [5.0.0+] [[#RegulatorType]]
| 15 || [5.0.0+] [[#RegulatorType]]
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|-
|-
| 3
| 3
| [11.0.0+] MarikoFiveHynix1y4gb ([1.0.0-10.2.0] EristaCopperSamsung4gb)
| [11.0.0+] MarikoIowaHynix1y4gb ([1.0.0-10.2.0] EristaCopperSamsung4gb)
|-
|-
| 4
| 4
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|-
|-
| 5
| 5
| [4.0.0+] EristaCopperHynix4gb
| [12.0.0+] MarikoHoagHynix1y4gb ([4.0.0-11.0.1] EristaCopperHynix4gb)
|-
|-
| 6
| 6
| [4.0.0+] EristaCopperMicron4gb
| [13.0.0+] MarikoAulaHynix1y4gb ([4.0.0-12.1.0] EristaCopperMicron4gb)
|-
|-
| 7
| 7
| [5.0.0+] MarikoIowax1x2Samsung4gb ([4.0.0-4.1.0] Reserved)
| [15.0.0+] Reserved ([5.0.0-14.1.2] MarikoIowax1x2Samsung4gb, [4.0.0-4.1.0] Reserved)
|-
|-
| 8
| 8
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|-
|-
| 16
| 16
| [8.0.0+] MarikoIowaSamsung4gbY
| [15.0.0+] Reserved ([8.0.0-14.1.2] MarikoIowaSamsung4gbY)
|-
|-
| 17
| 17
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|-
|-
| 20
| 20
| [9.0.0+] MarikoIowaSamsung1y4gbY
| [14.0.0+] MarikoIowaSamsung1z4gb ([9.0.0-13.2.1] MarikoIowaSamsung1y4gbY)
|-
|-
| 21
| 21
| [9.0.0+] MarikoIowaSamsung1y8gbY
| [14.0.0+] MarikoHoagSamsung1z4gb ([9.0.0-13.2.1] MarikoIowaSamsung1y8gbY)
|-
|-
| 22
| 22
| [9.0.0+] MarikoFiveSamsung1y4gb
| [14.0.0+] MarikoAulaSamsung1z4gb ([13.0.0-13.2.1] Reserved, [9.0.0-12.1.0] MarikoAulaSamsung1y4gb)
|-
|-
| 23
| 23
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|-
|-
| 24
| 24
| [10.0.0+] MarikoFiveSamsung1y4gbX
| [10.0.0+] MarikoAulaSamsung1y4gbX
|-
|-
| 25
| 25
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|-
|-
| 27
| 27
| [11.0.0+] MarikoFiveMicron1y4gb
| [11.0.0+] MarikoAulaMicron1y4gb
|-
|-
| 28
| 28
| [11.0.0+] MarikoFiveSamsung1y8gbX
| [11.0.0+] MarikoAulaSamsung1y8gbX
|-
| 29
| [16.0.0+] MarikoIowaHynix1a4gb ([15.0.0-15.0.1] MarikoIowax1x2Samsung4gb)
|-
| 30
| [16.0.0+] MarikoHoagHynix1a4gb ([15.0.0-15.0.1] MarikoHoagx1x2Samsung4gb)
|-
| 31
| [16.0.0+] MarikoAulaHynix1a4gb ([15.0.0-15.0.1] MarikoAulax1x2Samsung4gb)
|-
| 32
| [16.0.0+] MarikoIowaMicron1a4gb ([15.0.0-15.0.1] MarikoIowaSamsung4gbY)
|-
| 33
| [16.0.0+] MarikoHoagMicron1a4gb ([15.0.0-15.0.1] MarikoHoagSamsung4gbY)
|-
| 34
| [16.0.0+] MarikoAulaMicron1a4gb ([15.0.0-15.0.1] MarikoAulaSamsung4gbY)
|}
|}


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'''nx-abca2''' ('''Icosa''' in '''Erista''', '''Iowa''' in '''Mariko''') hardware types are variations of the retail, EDEV and SDEV form factors.
'''nx-abca2''' ('''Icosa''' in '''Erista''', '''Iowa''' in '''Mariko''') hardware types are variations of the retail, EDEV and SDEV form factors.


'''nx-abcb''' ('''Copper''' in '''Erista''', '''Calcio''' in '''Mariko''') is a prototype unit. Among other differences, this has extra hardware to support HDMI output.
'''nx-abcb''' ('''Copper''' in '''Erista''', '''Calcio''' in '''Mariko''') is unreleased. Among other differences, this has extra hardware to support HDMI output.


[8.0.0+] '''nx-abcc''' ('''Hoag''') was added for the Lite retail and HDEV form factors.
[8.0.0+] '''nx-abcc''' ('''Hoag''') was added for the Lite retail and HDEV form factors.


[10.0.0+] '''nx-abcd''' was added.
[10.0.0+] '''nx-abcd''' ('''Aula''') was added for the OLED Model retail and ADEV form factors.


'''Erista''' memory is LPDDR4, while '''Mariko''' memory is LPDDR4X.
'''Erista''' memory is LPDDR4, while '''Mariko''' memory is LPDDR4X.
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| 4 || [8.0.0+] Calcio
| 4 || [8.0.0+] Calcio
|-
|-
| 5 || [10.0.0+] Unknown
| 5 || [10.0.0+] Aula
|-
|-
| 15 || Invalid
| 15 || Invalid
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Hardware is '''Icosa''' (Erista retail, EDEV and SDEV) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType1]] (bit 2) is 1 and [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType2]] (bit 8) is 0.
Hardware is '''Icosa''' (Erista retail, EDEV and SDEV) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType1]] (bit 2) is 1 and [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType2]] (bit 8) is 0.


Hardware is '''Copper''' (Erista prototype) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType1]] (bit 2) is 0 and [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType2]] (bit 8) is 1.
Hardware is '''Copper''' (unreleased Erista model) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType1]] (bit 2) is 0 and [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType2]] (bit 8) is 1.


[4.0.0+] Hardware is '''Iowa''' (Mariko retail, EDEV and SDEV) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType3]] (bits 16-19) is 1.
[4.0.0+] Hardware is '''Iowa''' (Mariko retail, EDEV and SDEV) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType3]] (bits 16-19) is 1.
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[8.0.0+] Hardware is '''Hoag''' (Mariko Lite retail and HDEV) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType3]] (bits 16-19) is 2.
[8.0.0+] Hardware is '''Hoag''' (Mariko Lite retail and HDEV) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType3]] (bits 16-19) is 2.


[8.0.0+] Hardware is '''Calcio''' (Mariko prototype) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType1]] (bit 2) is 0 and [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType2]] (bit 8) is 1.
[8.0.0+] Hardware is '''Calcio''' (unreleased Mariko model) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType1]] (bit 2) is 0 and [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType2]] (bit 8) is 1.


[10.0.0+] Hardware is '''Unknown''' if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType3]] (bits 16-19) is 4.
[10.0.0+] Hardware is '''Aula''' (Mariko OLED Model retail and ADEV) if [[Fuse_registers#FUSE_RESERVED_ODM4|HardwareType3]] (bits 16-19) is 4.


===== HardwareState =====
===== HardwareState =====
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|-
|-
| 2
| 2
| PerformanceMonitoringUnit
| EnablePmuAccess
|-
|-
| 3
| 3
| [8.0.0+] EnableApplicationExtraThread
| [8.0.0+] EnableExtraThreadResourceAllocation
|-
| 4
| [13.0.0+] DisableDynamicSystemResourceAllocation
|-
|-
| 8
| 8
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'''EnableUserExceptionHandler''' is a boolean determining whether kernel should forcefully enable usermode exception handlers (when false, only certain aborts (((1LL << (esr >> 26)) & 0x1115804400224001) == 0, typically data/prefetch aborts) that occur when the faulting address is in a readable region with MemoryType_CodeStatic will trigger usermode exception handlers).
'''EnableUserExceptionHandler''' is a boolean determining whether kernel should forcefully enable usermode exception handlers (when false, only certain aborts (((1LL << (esr >> 26)) & 0x1115804400224001) == 0, typically data/prefetch aborts) that occur when the faulting address is in a readable region with MemoryType_CodeStatic will trigger usermode exception handlers).


'''PerformanceMonitoringUnit''' is a boolean determining whether kernel should enable usermode access to the Performance Monitors (whether PMUSERENR_EL0 should be 1 or 0).
'''EnablePmuAccess''' is a boolean determining whether kernel should enable usermode access to the Performance Monitors (whether PMUSERENR_EL0 should be 1 or 0).


'''EnableApplicationExtraThread''' is a boolean determining whether the kernel should increase the KThread slabheap capacity by 160. This also increases object capacities that are calculated based on number of threads.
'''EnableExtraThreadResourceAllocation''' is a boolean determining whether the kernel should increase the KThread slabheap capacity by 160. This also increases object capacities that are calculated based on number of threads.


'''CallShowErrorOnPanic''' is a boolean determining whether kernel should call smcPanic on error instead of infinite-looping.
'''CallShowErrorOnPanic''' is a boolean determining whether kernel should call smcPanic on error instead of infinite-looping.
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This tells if the TI Charger (bq24192) is active.
This tells if the TI Charger (bq24192) is active.


===== QuestState =====
===== RetailInteractiveDisplayState =====
{| class=wikitable
{| class=wikitable
! Value || Description
! Value || Description
Retrieved from "https://switchbrew.org/wiki/Secure_Monitor"