WRAM clear oversight (Generation II): Difference between revisions
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The '''WRAM clear oversight''' occurs in [[bp:Generation II|Generation II]], and is confirmed to apply to {{Crystal}}. The internal function "ClearWRAM" does not function correctly, due to a [[Programming logic error|bug]] in the code, only clearing bank 1 of WRAM.<ref>[https://github.com/pret/pokecrystal/blob/master/docs/bugs_and_glitches.md#clearwram-only-clears-wram-bank-1 Pokémon Crystal disassembly]</ref> A similar glitch occurs in {{RBY}} (see [[ |
The '''WRAM clear oversight''' occurs in [[bp:Generation II|Generation II]], and is confirmed to apply to {{Crystal}}. The internal function "ClearWRAM" does not function correctly, due to a [[Programming logic error|bug]] in the code, only clearing bank 1 of WRAM.<ref>[https://github.com/pret/pokecrystal/blob/master/docs/bugs_and_glitches.md#clearwram-only-clears-wram-bank-1 Pokémon Crystal disassembly]</ref> A similar glitch occurs in {{RBY}} (see [[WRAM clear oversight (Generation I)]]). |
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==Relevant section in the Pokémon Crystal disassembly indicating patch to add with +== |
==Relevant section in the Pokémon Crystal disassembly indicating patch to add with +== |
Latest revision as of 16:44, 4 May 2020
The WRAM clear oversight occurs in Generation II, and is confirmed to apply to Pokémon Crystal. The internal function "ClearWRAM" does not function correctly, due to a bug in the code, only clearing bank 1 of WRAM.[1] A similar glitch occurs in Pokémon Red, Blue, and Yellow (see WRAM clear oversight (Generation I)).
Relevant section in the Pokémon Crystal disassembly indicating patch to add with +
ClearWRAM:: ; Wipe swappable WRAM banks (1-7) ; Assumes CGB or AGB ld a, 1 .bank_loop push af ldh [rSVBK], a xor a ld hl, WRAM1_Begin ld bc, WRAM1_End - WRAM1_Begin call ByteFill pop af inc a cp 8 - jr nc, .bank_loop ; Should be jr c + jr c, .bank_loop ret
More research is needed for this article.
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Reason given: What purpose is ClearWRAM used for? |