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=== What is the PDN abbreviation? ===
=== What is the PDN abbreviation? ===
: Power distribution network
: Power distribution network
=== How does Nintendo reflash bricked systems? ===
'''Theory:''' Before trying to boot from NAND, the bootrom checks to see if a key combination (Start + Select + X) is being held, and whether the shell is closed. If so, it tries to boot from an inserted NTR (Nintendo DS) cartridge.
This allows to execute a FIRM that is probably used by Nintendo to reflash the system.
== Software ==
== Software ==
=== What did SVC 0x74 in the ARM11 kernel do before it got stubbed? ===
=== What did SVC 0x74 in the ARM11 kernel do before it got stubbed? ===
=== What is the PTM abbreviation? ===
=== What is the PTM abbreviation? ===
: Power/time management
=== Why is the DTCM not used anywhere except bootrom? ===
=== Why is the DTCM not used anywhere except bootrom? ===
'''Background:''' Bootrom is known to use part of DTCM as state, memsetting it to 0 when it's done. After that, it is never used again.
'''Background:''' Bootrom is known to use part of DTCM as state, memsetting it to 0 when it's done. After that, it is never used again.
=== How is CTRAging launched during factory setup? ===
=== How is CTRAging launched during factory setup? ===
'''Background:''' No TestMenu version is capable of launching CTRAging directly: O3DS factory TestMenu can only launch DevMenu installed on NAND, the inserted cartridge and the TWL/AGB test apps; N3DS factory TestMenu can only launch DevMenu installed on NAND, the inserted cartridge and System Settings.
'''Background:''' No TestMenu version is capable of launching CTRAging directly: O3DS factory TestMenu can only launch DevMenu installed on NAND, the inserted cartridge and the TWL/AGB test apps; N3DS factory TestMenu can only launch DevMenu installed on NAND, the inserted cartridge and System Settings.
'''Theory:''' NtrBoot another time
=== Why are there 4 stubbed syscalls named SendSyncRequest1-4? ===